CN211980474U

CN211980474U - Full frequency converter control device

Info

Publication number: CN211980474U
Application number: CN202021065408.4U
Authority: CN
Inventors: 陈经文; 曾曲洋; 陈雨濛; 袁斌
Original assignee: THREE GORGES VOCATIONAL COLLEGE OF ELECTRIC POWER
Current assignee: THREE GORGES VOCATIONAL COLLEGE OF ELECTRIC POWER
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2020-11-20
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to the technical field of frequency converters, and discloses a full frequency converter control device, which comprises a box body, wherein the inside of the box body is respectively and fixedly provided with a fixed block and a fixed frame, the inside of the fixed block is movably provided with a rotating shaft, the outside of the rotating shaft is movably provided with a telescopic column, the outside of the telescopic column is movably provided with a first spring, when the first pressure plate is applied with downward force, the first pressure plate can drive a movable rod to move downwards, so that a pushing block can also move downwards, the pushing block can drive a limiting rod to move to one side of a connecting rod through a second sliding block when moving downwards, the limiting rod can enter the inside of the connecting rod, and when the connecting rod moves downwards, the first sliding block can be driven to slide downwards through an electric connection block, and when the electric connection block moves downwards, the first spring and the telescopic column can be compressed, when the telescopic column is compressed, a limiting plate can limit the electric, this prevents the switch from suddenly turning off.

Description

Full frequency converter control device

Technical Field

The utility model relates to a converter technical field specifically is a full converter controlling means.

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, the frequency converter mainly comprises rectification (alternating current to direct current), filtering, inversion (direct current to alternating current) and the like, the voltage and the frequency of an output power supply are adjusted by switching on and off the frequency converter inside, the required power supply voltage is provided according to the actual requirement of the motor, and further the purposes of energy saving and speed regulation are achieved. When the existing frequency converter is used, manual operation and control are needed, but an operated switch generally has no protective measures, so that the switch is easily touched by an external object, and the switch is easily closed suddenly to cause the damage of the frequency converter.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a full converter controlling means possesses and can prevent that the switch from closing suddenly, and the easy operation advantage of switch has solved current converter switch and has closed suddenly easily moreover to and the problem that the converter damaged.

(II) technical scheme

In order to realize above-mentioned possesses and to prevent that the switch from closing suddenly, moreover the easy operation purpose of switch, the utility model provides a following technical scheme: a full frequency converter control device comprises a box body, wherein a fixed block and a fixed frame are respectively and fixedly arranged in the box body, a rotating shaft is movably arranged in the fixed block, a telescopic column is movably arranged outside the rotating shaft, a first spring is movably arranged outside the telescopic column, a limiting plate is fixedly arranged outside the telescopic column, a second sliding block is movably arranged in the fixed frame, a limiting rod is fixedly arranged on one side of the second sliding block, a connecting rod, a first sliding block and a movable rod are respectively and movably arranged in the box body, a second spring is movably arranged outside the movable rod, a pushing block is fixedly arranged at the top of the movable rod, a first pressing plate is fixedly arranged at the top of the connecting rod, connecting blocks are fixedly arranged on the periphery of the connecting rod, and a movable block is fixedly arranged on one side of the connecting block, the hinge shaft block is movably mounted in the bottom of the connecting rod, the electric connection block is fixedly mounted on one side of the first sliding block, a third spring is fixedly mounted in the electric connection block, and a second pressing plate is fixedly mounted at one end of the third spring.

Preferably, the outer side of the hinge shaft block is movably provided with a telescopic column.

Preferably, the limiting rod penetrates through the inner wall of the fixing frame, and a limiting groove matched with the limiting rod is formed in the outer side of the connecting rod.

Preferably, the hypotenuse has been seted up to one side of second sliding block, the hypotenuse of the same angle has equally been seted up to one side that promotes the piece and the second sliding block is adjacent, it is located the inside of box to promote the piece.

Preferably, the diameter of the limiting plate is larger than that of the first spring, and the limiting plate is located at two ends of the first spring.

Preferably, both ends of the movable block are movably connected with the second pressing plate, and one end of the second pressing plate is provided with a pushing groove matched with the movable block.

Preferably, a through groove is formed in the power connection block.

(III) advantageous effects

Compared with the prior art, the utility model provides a full frequency converter controlling means possesses following beneficial effect:

1. this full converter controlling means, through rotating first clamp plate, first clamp plate will drive the connecting block through the connecting rod and rotate, the connecting block can drive the movable block when rotating and rotate, the movable block will contact with the second clamp plate and extrude the second clamp plate to both sides, the second clamp plate receives and can extrude the third spring after the extrusion, the third spring also can exert pressure to the movable block through the second clamp plate after receiving the extrusion, the movable block will unable activity easily, the switch of converter has just been opened like this, thereby the easy operation effect of switch has been reached.

2. This full converter controlling means, when receiving decurrent power through first clamp plate, first clamp plate can drive the movable rod downstream, promote the piece also will the downstream like this, can drive the gag lever post to connecting rod one side motion through the second sliding block when promoting the piece downstream, the gag lever post will get into the inside of connecting rod, and can drive first sliding block lapse through connecing the electricity piece during connecting rod downstream, and can compress first spring and flexible post when connecing the electricity piece downstream, at flexible post by compression in-process, the limiting plate will restrict and connect the electricity piece downstream, can prevent like this that the switch from closing suddenly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial sectional view of the inside of the case of the present invention;

FIG. 3 is a top view of the connection between the power connection block and the connection rod of the present invention;

fig. 4 is a cross sectional view of the power connection block of the present invention.

In the figure: the device comprises a box body 1, a first pressing plate 2, a fixing block 3, a fixing frame 4, a rotating shaft 5, a telescopic column 6, a first spring 7, a limiting plate 8, a connecting rod 9, an electricity connecting block 10, a first sliding block 11, a hinge shaft block 12, a second sliding block 13, a limiting rod 14, a movable rod 15, a second spring 16, a pushing block 17, a connecting block 18, a movable block 19, a third spring 20 and a second pressing plate 21.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a full frequency converter control device comprises a box body 1, a fixed block 3 and a fixed frame 4 are respectively and fixedly installed inside the box body 1, a rotating shaft 5 is movably installed inside the fixed block 3, a telescopic column 6 is movably installed outside the rotating shaft 5, a first spring 7 is movably installed outside the telescopic column 6, a limit plate 8 is fixedly installed outside the telescopic column 6, a second sliding block 13 is movably installed inside the fixed frame 4, a limit rod 14 is fixedly installed on one side of the second sliding block 13, a connecting rod 9, a first sliding block 11 and a movable rod 15 are respectively and movably installed inside the box body 1, a second spring 16 is movably installed outside the movable rod 15, a pushing block 17 is fixedly installed on the top of the movable rod 15, a first pressing plate 2 is fixedly installed on the top of the connecting rod 9, connecting blocks 18 are fixedly installed around the connecting rod 9, one side fixed mounting of connecting block 18 has movable block 19, and the inside movable mounting of the bottom of connecting rod 9 has hinge axle piece 12, and one side fixed mounting of first sliding block 11 has the electricity piece 10 that connects, and the inside fixed mounting who connects electricity piece 10 has third spring 20, and the one end fixed mounting of third spring 20 has second clamp plate 21.

Furthermore, the outer side of the hinge shaft block 12 is movably provided with the telescopic column 6, so that the telescopic column 6 cannot be normally contracted when the power receiving block 10 descends conveniently.

Further, the limiting rod 14 penetrates through the inner wall of the fixing frame 4, a limiting groove matched with the limiting rod 14 is formed in the outer side of the connecting rod 9, and the connecting rod 9 can be limited to continue to move downwards after the limiting rod 14 is contacted with the connecting rod 9 conveniently.

Further, the hypotenuse has been seted up to one side of second sliding block 13, and the hypotenuse of the same angle has equally been seted up to one side that promotes piece 17 and second sliding block 13 adjacent, promotes piece 17 and is located the inside of box 1, conveniently promotes piece 17 and receives behind the downward power, can drive second sliding block 13 and move together.

Further, the diameter of limiting plate 8 is greater than the diameter of first spring 7, and limiting plate 8 is located the both ends of first spring 7, when preventing that first spring 7 from receiving pressure again, and first spring 7 drops the deformation from the outside of flexible post 6.

Further, both ends of the movable block 19 are movably connected with the second pressing plate 21, and one end of the second pressing plate 21 is provided with a pushing groove matched with the movable block 19, so that the problem that the second pressing plate 21 is easy to fall off after the movable block 19 is contacted with the second pressing plate 21 is solved.

Furthermore, the inside of the power connection block 10 is provided with a through groove, which facilitates the operation of the switch.

The utility model discloses a theory of operation and use flow: the first pressing plate 2 is rotated, the first pressing plate 2 drives the connecting block 18 to rotate through the connecting rod 9, the connecting block 18 drives the movable block 19 to rotate when rotating, the movable block 19 is contacted with the second pressing plate 21 and extrudes the second pressing plate 21 towards two sides, the second pressing plate 21 extrudes the third spring 20 after being extruded, the third spring 20 also applies pressure to the movable block 19 through the second pressing plate 21 after being extruded, the movable block 19 cannot move easily, thus the switch of the frequency converter is opened, the first pressing plate 2 drives the movable rod 15 to move downwards when the first pressing plate 2 is subjected to downward force, the pushing block 17 also moves downwards, the pushing block 17 drives the limiting rod 14 to move towards one side of the connecting rod 9 through the second sliding block 13 when moving downwards, the limiting rod 14 enters the inside of the connecting rod 9, and the connecting rod 9 drives the first sliding block 11 to slide downwards through the power receiving block 10 when moving downwards, and the first spring 7 and the telescopic column 6 can be compressed when the power receiving block 10 moves downwards, and the limiting plate 8 can limit the power receiving block 10 to move downwards in the process that the telescopic column 6 is compressed, so that the switch can be prevented from being suddenly closed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full converter controlling means, includes box (1), its characterized in that: the inside of box (1) is fixed mounting respectively has fixed block (3) and fixed frame (4), the inside movable mounting of fixed block (3) has axis of rotation (5), the outside movable mounting of axis of rotation (5) has flexible post (6), the outside movable mounting of flexible post (6) has first spring (7), the outside fixed mounting of flexible post (6) has limiting plate (8), the inside movable mounting of fixed frame (4) has second sliding block (13), one side fixed mounting of second sliding block (13) has gag lever post (14), the inside of box (1) is movable mounting respectively has connecting rod (9), first sliding block (11) and movable rod (15), the outside movable mounting of movable rod (15) has second spring (16), the top fixed mounting of movable rod (15) has promotion piece (17), the top fixed mounting of connecting rod (9) has first clamp plate (2), fixed mounting all around of connecting rod (9) has connecting block (18), one side fixed mounting of connecting block (18) has movable block (19), the inside movable mounting in bottom of connecting rod (9) has hinge axle piece (12), one side fixed mounting of first sliding block (11) connects electric piece (10), the inside fixed mounting who connects electric piece (10) has third spring (20), the one end fixed mounting of third spring (20) has second clamp plate (21).

2. A full converter control apparatus according to claim 1, wherein: the outer side of the hinge shaft block (12) is movably provided with a telescopic column (6).

3. A full converter control apparatus according to claim 1, wherein: the limiting rod (14) penetrates through the inner wall of the fixing frame (4), and a limiting groove matched with the limiting rod (14) is formed in the outer side of the connecting rod (9).

4. A full converter control apparatus according to claim 1, wherein: the hypotenuse has been seted up to one side of second sliding block (13), the hypotenuse of the same angle has been seted up equally to one side that promotes piece (17) and second sliding block (13) are adjacent, it is located the inside of box (1) to promote piece (17).

5. A full converter control apparatus according to claim 1, wherein: the diameter of the limiting plate (8) is larger than that of the first spring (7), and the limiting plate (8) is located at two ends of the first spring (7).

6. A full converter control apparatus according to claim 1, wherein: the both ends of movable block (19) all with second clamp plate (21) swing joint, the one end of second clamp plate (21) is seted up with movable block (19) assorted thrust groove.

7. A full converter control apparatus according to claim 1, wherein: the inside of the electricity connecting block (10) is provided with a through groove.