Movable frequency converter

Abstract

The utility model provides a movable frequency converter, which comprises a frequency converter main body, a groove is arranged at the bottom end of the frequency converter main body, a moving mechanism is arranged in the groove, the moving mechanism comprises a sliding plate, and the sliding plate is arranged in the groove in a limited sliding manner. The universal wheels are adjusted into the grooves, the bottom end of the frequency converter body can make contact with the ground through the rubber pads, the stability of the frequency converter can be improved, the moving mechanism and the frequency converter body are integrally designed, the size is small, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a movable frequency converter. Background Art

[0002] The frequency converter is a power control device that controls the AC motor by changing the frequency of the motor's working power supply.

[0003] The Chinese utility model patent with publication number CN207612190U discloses a movable inverter. The inverter and the base cooperate to lock the self-locking wheels on the base in place, then the oil pump is used to lift the support plate to the limit block, the inverter is placed in the base by the carrying handle, the support plate with the inverter is lowered onto the limit chassis, the self-locking wheels are opened, and the vehicle can be moved and positioned. Although the self-locking wheels can limit the base, the self-locking wheels are prone to slip due to the small contact area between the self-locking wheels and the ground, and the stability is low. In addition, the base and the inverter are designed as a split type, resulting in a large volume and low practicality.

[0004] To this end, the utility model provides a movable frequency converter. Utility Model Content

[0005] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a movable inverter to solve the problems raised in the above-mentioned background technology. The utility model adjusts the universal wheel to the inside of the groove so that the bottom end of the inverter body can contact the ground through the rubber pad, thereby improving the stability of the inverter. The moving mechanism and the inverter body are integrated into one design, which has a small size and high practicality.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a movable inverter, including an inverter body, a groove is opened at the bottom end of the inverter body, a moving mechanism is arranged inside the groove, the moving mechanism includes a slide plate, the slide plate is limitedly slidably installed inside the groove, four universal wheels are symmetrically arranged on both sides of the bottom of the slide plate, the universal wheels are arranged inside the groove, a movable handle is movably installed on the top of the inverter body through a torsion spring shaft, a limiting mechanism is arranged on one side of the movable handle, and a rubber pad is fixedly arranged on the bottom of the inverter body.

[0007] Furthermore, a vertical rod is symmetrically fixedly provided on the top of one end of the slide plate, and the shape of the vertical rod is "T" shape.

[0008] Furthermore, the vertical rod is limitedly slidably arranged inside the inverter body, and a spring is fixedly installed between the bottom of one end of the vertical rod and the inverter body.

[0009] Furthermore, the top end of the vertical rod is arranged at the top end of the inverter body, and the top end of the vertical rod is provided with one side of a movable handle.

[0010] Furthermore, the movable handle is in a "U" shape, and through holes are symmetrically provided at both ends of the movable handle.

[0011] Furthermore, the limiting mechanism includes a mounting groove, and the mounting groove is symmetrically arranged on one side of the top end of the inverter body.

[0012] Furthermore, a limiting rod is installed in the internal limiting sliding of the installation groove, the limiting rod is in an "L" shape, and a limiting spring is fixedly installed between the limiting rod and the inner wall of the installation groove.

[0013] Furthermore, air inlets are symmetrically provided on both sides of the inverter body, a fixed frame is fixedly installed on the outer side of the air inlet, a filter is inserted into the interior of the fixed frame, a handle is fixedly provided on the top of the filter, and an air outlet is provided inside the top of the inverter body.

[0014] The beneficial effects of the utility model are as follows: the utility model is a movable frequency converter, which adjusts the slide plate and the universal wheel to the inside of the groove so that the bottom end of the frequency converter body can contact the ground through the rubber pad, thereby increasing the friction with the ground and improving the stability of the frequency converter. The moving mechanism and the frequency converter body are integrated into one design, which is small in size and highly practical. By rotating the movable handle and limiting it through the limiting mechanism, the vertical rod can drive the slide plate to move downward, thereby adjusting the universal wheel out of the inside of the groove through the slide plate, and pulling the frequency converter through the movable handle to facilitate the movement of the frequency converter through the universal wheel. The filter can be disassembled through the handle, thereby facilitating the cleaning of the filter and ensuring normal ventilation and heat dissipation of the frequency converter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a portable frequency converter of the utility model;

[0016] Figure 2 The utility model is a kind of movable frequency converter Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 This is a front cross-sectional view of a portable frequency converter of the utility model;

[0018] Figure 4 This is a structural diagram of a movable mechanism of a movable frequency converter of the utility model;

[0019] In the figure: 1. Inverter body; 2. Movable handle; 3. Moving mechanism; 4. Limit rod; 5. Fixed frame; 6. Filter; 7. Handle; 8. Groove; 9. Slide plate; 10. Universal wheel; 11. Vertical rod; 12. Spring; 13. Through hole. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a movable frequency converter, comprising a frequency converter body 1, a groove 8 is provided at the bottom end of the frequency converter body 1, a moving mechanism 3 is arranged inside the groove 8, the moving mechanism 3 comprises a slide plate 9, the slide plate 9 is limitedly slidably installed inside the groove 8, four universal wheels 10 are symmetrically arranged on both sides of the bottom of the slide plate 9, the universal wheels 10 are arranged inside the groove 8, a movable handle 2 is movably installed on the top of the frequency converter body 1 through a torsion spring rotating shaft, a limiting mechanism is arranged on one side of the movable handle 2, a rubber pad is fixedly arranged on the bottom of the frequency converter body 1, the slide plate 9 and the universal wheel 10 are accommodated in the groove 8, so that the rubber pad can directly contact the ground, and the friction between the frequency converter and the ground is increased by the rubber pad, thereby improving the stability of the frequency converter.

[0022] In this embodiment, a vertical rod 11 is symmetrically fixed on the top of one end of the slide plate 9, and the shape of the vertical rod 11 is "T"-shaped. The vertical rod 11 is limitedly slidably arranged inside the inverter body 1, and a spring 12 is fixedly installed between the bottom of one end of the vertical rod 11 and the inverter body 1, and the top of the vertical rod 11 is arranged at the top of the inverter body 1. One side of a movable handle 2 is arranged on the top of the vertical rod 11, and the shape of the movable handle 2 is "U"-shaped. Through holes 13 are symmetrically provided at both ends of the movable handle 2. The vertical rod 11 is squeezed by the movable handle 2, and the vertical rod 11 drives the slide plate 9 to move downward and compress the spring 12, so that the slide plate 9 can move the universal wheel 10 out of the groove 8, which is convenient for the subsequent movement of the inverter.

[0023] In this embodiment, the limiting mechanism includes a mounting groove, which is symmetrically opened on one side of the top of the inverter body 1. A limiting rod 4 is installed on the internal limiting sliding of the mounting groove. The shape of the limiting rod 4 is "L"-shaped. A limiting spring is fixedly installed between the limiting rod 4 and the inner wall of the mounting groove. Under the elastic force of the limiting spring, one end of the limiting rod 4 can be stuck in the inside of the through hole 13, thereby limiting the movable handle 2 and the vertical rod 11.

[0024] In this embodiment, air inlets are symmetrically provided on both sides of the inverter body 1, a fixing frame 5 is fixedly installed on the outer side of the air inlet, a filter 6 is inserted into the interior of the fixing frame 5, a handle 7 is fixedly provided on the top of the filter 6, and an air outlet is provided inside the top of the inverter body 1, the filter 6 can be pulled out by the handle 7, so as to facilitate the cleaning of dust on the filter 6 and ensure normal ventilation and heat dissipation of the inverter body 1.

[0025] When using the movable inverter, if it needs to be moved, pull the movable handle 2, the movable handle 2 rotates to the left through the torsion spring shaft, lift the inverter body 1 upward, push the limit rod 4 to one side, the movable handle 2 squeezes the top of the vertical rod 11, the vertical rod 11 slides downward inside the inverter body 1 and compresses the spring 12, and at the same time the vertical rod 11 squeezes the slide plate 9 downward, the slide plate 9 moves downward inside the groove 8, and the slide plate 9 drives the universal wheel 10 to move out from the inside of the groove 8, after the movable handle 2 is rotated to the far left, release the limit rod 4, the limit rod 4 enters the inside of the through hole 13 under the elastic force of the limit spring, and can fix the movable handle 2, put down the inverter body 1, the universal wheel 10 contacts the ground, and the movable handle 2 is pulled to make the inverter The inverter is moved by the universal wheel 10; when placing, the limit rod 4 is pushed, one end of the limit rod 4 slides out from the inside of the through hole 13, and the movable handle 2 is slowly released. The movable handle 2 rotates in the opposite direction under the torsion of the torsion spring shaft. As the movable handle 2 rotates, the vertical rod 11 drives the slide plate 9 to rise under the elastic force of the spring 12, so that the universal wheel 10 can be retracted into the inside of the groove 8, so that the bottom end of the inverter body 1 contacts the ground through the rubber pad, which can increase the friction with the ground and improve the stability of the inverter. The moving mechanism 3 and the inverter body 1 are integrated into a design with a small size and high practicality. Pull the handle 7 upward, and the handle 7 drives the filter 6 to move out from the inside of the fixed frame 5, which is convenient for cleaning the filter 6 and ensuring normal ventilation and heat dissipation of the inverter body 1.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A portable frequency converter, comprising a frequency converter body (1), characterized in that: A groove (8) is provided at the bottom end of the inverter body (1), a moving mechanism (3) is arranged inside the groove (8), and the moving mechanism (3) comprises a slide plate (9), and the slide plate (9) is slidably mounted inside the groove (8), and four universal wheels (10) are symmetrically arranged on both sides of the bottom of the slide plate (9), and the universal wheels (10) are arranged inside the groove (8). A movable handle (2) is movably mounted on the top end of the inverter body (1) through a torsion spring shaft, and a limiting mechanism is arranged on one side of the movable handle (2). A rubber pad is fixedly arranged at the bottom of the inverter body (1).

2. A portable frequency converter according to claim 1, characterized in that: A vertical rod (11) is symmetrically fixedly arranged on the top of one end of the slide plate (9), and the vertical rod (11) is in a "T" shape.

3. A portable frequency converter according to claim 2, characterized in that: The vertical rod (11) is limitedly slidably arranged inside the inverter body (1), and a spring (12) is fixedly installed between the bottom of one end of the vertical rod (11) and the inverter body (1).

4. A portable frequency converter according to claim 3, characterized in that: The top end of the vertical rod (11) is arranged at the top end of the frequency converter body (1), and one side of a movable handle (2) is arranged at the top end of the vertical rod (11).

5. A portable frequency converter according to claim 4, characterized in that: The movable handle (2) is in a "U" shape, and through holes (13) are symmetrically provided at both ends of the movable handle (2).

6. A portable frequency converter according to claim 1, characterized in that: The limiting mechanism comprises a mounting groove, and the mounting groove is symmetrically arranged on one side of the top end of the frequency converter body (1).

7. A portable frequency converter according to claim 6, characterized in that: A limiting rod (4) is installed in a limiting sliding manner inside the installation groove, the limiting rod (4) is in an "L" shape, and a limiting spring is fixedly installed between the limiting rod (4) and the inner wall of the installation groove.

8. The portable frequency converter according to claim 1, characterized in that: Air inlets are symmetrically provided on both sides of the inverter body (1); a fixing frame (5) is fixedly installed on the outside of the air inlet; a filter (6) is inserted into the inside of the fixing frame (5); a handle (7) is fixedly provided on the top of the filter (6); and an air outlet is provided inside the top of the inverter body (1).

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