CN216414161U

CN216414161U - Modularization converter

Info

Publication number: CN216414161U
Application number: CN202122256650.0U
Authority: CN
Inventors: 黄英球; 李鑫; 伍艳; 凌冠达
Original assignee: Guangzhou Sanjing Electric Co Ltd
Current assignee: Guangzhou Sanjing Electric Co Ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-04-29
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a modularized frequency converter, which comprises a bottom shell, a functional module and a shell, wherein the bottom shell comprises a sliding groove and a first buckle, the functional module comprises a radiator, the radiator is provided with a sliding strip, the sliding strip can be matched with the sliding groove, the shell is provided with a first clamping groove, the first buckle can be clamped with the first clamping groove, and the shell is sleeved on the outer side of the functional module. The radiator and the bottom shell are combined through the sliding groove structure, and the shell is connected with the bottom shell through the buckle structure, so that the radiator is convenient to assemble and disassemble. The utility model relates to the technical field of frequency converters.

Description

Modularization converter

Technical Field

The utility model relates to a modularized frequency converter in the technical field of frequency converters.

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 frequency mode of a working power supply of the motor. Nowadays, the wide popularization of electric drive systems and electric motors makes the application field of frequency converters wider, and in order to meet different requirements, frequency converters are also designed to have different forms and functions correspondingly.

The converter on the market generally adopts integrated form structure at present, and the radiator is fixed on the shell, and circuit element installs on the radiator again to analogize and assemble into a complete product, and the hierarchical relation is obvious and interdependent, but this dismouting when just also having led to maintaining and changing components and parts is troublesome, is unfavorable for later stage maintenance and maintenance.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to at least one of the problems of the prior art, and provides a modular converter, which is easy to assemble and disassemble.

According to an embodiment of the utility model, a modularized frequency converter is provided, which comprises a bottom shell, a functional module and a shell, wherein the bottom shell comprises a sliding groove and a first buckle, the functional module comprises a radiator, the radiator is provided with a sliding strip, the sliding strip can be matched with the sliding groove, the shell is provided with a first clamping groove, the first buckle can be clamped with the first clamping groove, and the shell is sleeved on the outer side of the functional module.

According to the embodiment of the utility model, further, the first buckle is a bevel buckle.

According to the embodiment of the utility model, the surface of the shell is further provided with anti-skid stripes.

According to the embodiment of the present invention, further, the slide bar is provided with a locking portion, the sliding groove is provided with a protruding structure, the protruding structure extends toward the inside of the sliding groove, a side wall of the sliding groove, which is opposite to the protruding structure, is a bottom surface, and a gap through which the locking portion can pass is formed between the protruding structure and the bottom surface.

According to the embodiment of the present invention, further, the heat sink is provided with a strip-shaped heat dissipation fin, and the heat dissipation fin is used as the slide bar.

According to the embodiment of the utility model, further, the functional module further comprises an insulating support and an electric control module, the electric control module is provided with a first through hole, the insulating support is provided with a second through hole, the radiator is provided with a threaded hole, and a mounting screw sequentially penetrates through the first through hole and the second through hole and is connected with the threaded hole.

According to the embodiment of the utility model, further, the functional module further comprises a heat radiation fan, the insulating support is provided with a first clamping groove, the bottom shell is provided with a second clamping groove, the upper part of the heat radiation fan can be abutted against the first clamping groove, and the lower part of the heat radiation fan can be abutted against the second clamping groove.

According to the embodiment of the utility model, further, the modularized frequency converter further comprises a parameter adjusting module, the parameter adjusting module is provided with a connecting seat, the shell is further provided with a third through hole, the connecting seat can penetrate through the third through hole, and the parameter adjusting module is electrically connected with the functional module through the connecting seat.

According to the embodiment of the utility model, further, the parameter adjusting module is further provided with a second clamping groove, and the shell is further provided with a second buckle which can be clamped with the second clamping groove.

According to the embodiment of the utility model, further, the parameter adjusting module is further provided with an interface protective cover, and the interface protective cover is used for covering the interface.

The embodiment of the utility model has the beneficial effects that: the radiator and the bottom shell are combined through the sliding groove structure, and the shell is connected with the bottom shell through the buckle structure, so that the radiator is convenient to assemble and disassemble.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the connection between the functional module and the bottom case according to the embodiment of the present invention;

FIG. 3 is a schematic diagram of the connection of the housing and the parameter adjusting module in an embodiment of the utility model;

fig. 4 is an exploded view of a parameter adjustment module in an embodiment of the utility model.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 2, the modular frequency converter in the embodiment of the present invention includes a bottom case 1, a functional module 2 and a housing 3, where the functional module 2 is a combination of various working components of the frequency converter, such as a heat sink, an electronic control element, and the like. Bottom shell 1 includes spout 11 and first buckle 12, and function module 2 includes radiator 21, and radiator 21 is equipped with the draw runner, and the draw runner is the same with the shape of spout 11 to the draw runner can cooperate with spout 11, and function module 2 accessible this spout structure is connected with bottom shell 1. Shell 3 is equipped with first draw-in groove 31, and first buckle 12 can be connected with first draw-in groove 31 joint to shell 3 can be connected with drain pan 1, and the cover of shell 3 is established in the 2 outsides of functional module, plays the guard action to functional module 2.

Further, the first buckle 12 is an inclined buckle, specifically, when the housing 3 is connected to the bottom case 1, the housing 3 contacts with the inclined surface of the first buckle 12, and along with the pressing-in of the housing 3, the first buckle 12 is pushed open until the first buckle 12 is clamped into the first clamping groove 31, so as to connect the housing 3 and the bottom case 1. First buckle 12 adopts the inclined plane buckle, and the installation of shell 3 and drain pan 1 of being convenient for promotes assembly efficiency.

Further, the surface of the housing 3 is provided with anti-slip stripes 32 for increasing the friction force between the housing 3 and the user's hand, and preventing the housing 3 from being too smooth to be applied.

Further, the slide bar is provided with a locking portion for limiting the slide bar from being disengaged from the slide groove 11 after the slide bar is clamped into the slide groove 11. The slide groove 11 is provided with a protruding structure 111, and the protruding structure 111 extends towards the inside of the slide groove 11. The side wall of the sliding slot 11 opposite to the protruding structure 111 is a bottom surface, and a gap through which the locking portion can pass is formed between the protruding structure 111 and the bottom surface. Therefore, after the sliding strip slides in from one side of the sliding groove 11, the locking part enters the gap, and the locking part can be abutted against the convex structure 111 to prevent the sliding strip from falling off from one side of the sliding groove 11.

In some embodiments, the cross-section of the slide bar is "T" shaped, and the slide slot 11 is correspondingly shaped, so that the slide bar will not loosen after sliding into the slide slot 11. In other embodiments, the cross section of the slide bar is dovetail-shaped, and the sliding groove 11 is a corresponding dovetail groove, so that the connection between the slide bar and the sliding groove 11 can be realized. In this embodiment, the heat sink 21 is provided with a strip-shaped heat dissipation fin 211, the cross section of the heat dissipation fin 211 is dovetail-shaped, and the sliding slot 11 is a corresponding dovetail slot. Therefore, the heat dissipation fins 211 are used for heat dissipation and also used as sliding strips to be matched with the sliding grooves 11, so that the heat dissipation device has two purposes, and the structure of the heat dissipation device 21 is simplified.

Further, the functional module 2 further includes an insulating support 22 and an electronic control module 23, the electronic control module 23 is provided with a first through hole 231, the insulating support 22 is provided with a second through hole 221, the heat sink 21 is provided with a threaded hole 212, and the mounting screw 4 sequentially penetrates through the first through hole 231 and the second through hole 221 and then is connected with the threaded hole 212. Therefore, the insulating support 22, the electronic control module 23 and the radiator 21 are connected together through the mounting screws 4, only the mounting screws 4 need to be unscrewed during disassembly, and the disassembly and the assembly are convenient.

Further, the functional module 2 further includes a heat dissipation fan 24, the insulating support 22 is provided with a first clamping groove 222, the bottom case 1 is provided with a second clamping groove 13, the upper portion of the heat dissipation fan 24 can be abutted to the first clamping groove 222, and the lower portion of the heat dissipation fan 24 can be abutted to the second clamping groove 13. When the heat dissipation device is installed, the lower portion of the heat dissipation fan 24 is first clamped into the second clamping groove 13, then the first clamping groove 222 is aligned with the upper portion of the heat dissipation fan 24, and the insulating support 22 is fixed by the installation screw 4. When the fixing is completed, the upper and lower portions of the heat dissipation fan 24 are just abutted and clamped by the first and

second clamping grooves

222 and 13, thereby completing the installation of the heat dissipation fan 24. Need not other installed parts, the dismouting is more convenient.

Referring to fig. 3, further, the modularized frequency converter further includes a parameter adjusting module 5, the parameter adjusting module 5 is provided with a connecting seat 51, the housing 3 is further provided with a third through hole 33, and the connecting seat 51 can penetrate through the third through hole 33 and then is electrically connected with the functional module 2, so that a user can modify the parameters of the frequency converter through the parameter adjusting module 5.

Further, parameter adjusting module 5 still is equipped with second draw-in groove 52, and shell 3 still is equipped with second buckle 34, and second buckle 34 can with second draw-in groove 52 joint. The parameter adjusting module 5 is also connected with the shell 3 through a buckle structure, so that the parameter adjusting module is convenient to disassemble and assemble.

Referring to fig. 4, further, the parameter adjusting module 5 is further provided with an interface protection cover 53, the interface protection cover 53 can be turned over, when the interface is idle, the interface protection cover 53 can cover the interface, so as to prevent external dust or dirt from polluting the interface and prevent the interface from being damaged.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the utility model as set forth in the claims appended hereto.

Claims

1. A modular frequency converter, comprising: drain pan (1), functional module (2) and shell (3), drain pan (1) includes spout (11) and first buckle (12), functional module (2) include radiator (21), radiator (21) are equipped with the draw runner, the draw runner can with spout (11) cooperate, shell (3) are equipped with first draw-in groove (31), first buckle (12) can with first draw-in groove (31) joint, shell (3) cover is established the functional module (2) outside.

2. Modular frequency converter according to claim 1, characterized in that: the first buckle (12) is an inclined plane buckle.

3. Modular frequency converter according to claim 1, characterized in that: the surface of the shell (3) is provided with anti-skid stripes (32).

4. Modular frequency converter according to claim 1, characterized in that: the draw runner is equipped with locking portion, spout (11) are equipped with protruding structure (111), protruding structure (111) to the inside of spout (11) extends, in spout (11) with the lateral wall that protruding structure (111) is relative is the bottom surface, protruding structure (111) with form between the bottom surface and can hold the clearance that locking portion passes through.

5. Modular frequency converter according to claim 4, characterized in that: the heat radiator (21) is provided with strip-shaped heat radiating fins (211), and the heat radiating fins (211) are used as the sliding strips.

6. Modular frequency converter according to claim 1, characterized in that: functional module (2) still include insulating support (22) and automatically controlled module (23), automatically controlled module (23) are equipped with first through-hole (231), insulating support (22) are equipped with second through-hole (221), radiator (21) are equipped with screw hole (212), and installation screw (4) pass in proper order first through-hole (231), second through-hole (221) and with screw hole (212) are connected.

7. Modular frequency converter according to claim 6, characterized in that: functional module (2) still include radiator fan (24), insulating support (22) are equipped with first joint groove (222), drain pan (1) is equipped with second joint groove (13), the upper portion of radiator fan (24) can with first joint groove (222) butt, the lower part of radiator fan (24) can with second joint groove (13) butt.

8. Modular frequency converter according to claim 1, characterized in that: the modularized frequency converter further comprises a parameter adjusting module (5), the parameter adjusting module (5) is provided with a connecting seat (51), the shell (3) is further provided with a third through hole (33), the connecting seat (51) can penetrate through the third through hole (33), and the parameter adjusting module (5) is electrically connected with the functional module (2) through the connecting seat (51).

9. Modular frequency converter according to claim 8, characterized in that: the parameter adjusting module (5) is further provided with a second clamping groove (52), the shell (3) is further provided with a second buckle (34), and the second buckle (34) can be connected with the second clamping groove (52) in a clamped mode.

10. Modular frequency converter according to claim 8, characterized in that: the parameter adjusting module (5) is further provided with an interface protective cover (53), and the interface protective cover (53) is used for covering the interface.