CN219102488U

CN219102488U - Quick-connection fastening assembly of externally-hung frequency converter

Info

Publication number: CN219102488U
Application number: CN202223226448.4U
Authority: CN
Inventors: 厉雷
Original assignee: Liaoning Esaep Technology Co ltd
Current assignee: Liaoning Esaep Technology Co ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-05-30
Anticipated expiration: 2032-12-03

Abstract

The utility model discloses a quick-connection fastening assembly of an externally-hung frequency converter, which comprises a fixed plate and a frequency converter body, wherein the fixed plate is connected with the frequency converter body through the quick-connection assembly, a plurality of fixed holes are formed in the surface of the fixed plate, two opposite sliding grooves are formed in the side wall of each fixed hole, a limiting rod is connected in a sliding manner in each sliding groove, the bottom of each sliding groove is connected with the tail end of each limiting rod through a jacking spring, the quick-connection assembly comprises an outer barrel, an inner core and a reset spring, the inner core comprises an inner rod, a locating piece, a clamping block and a limiting plate, and clamping grooves are formed in the positions, corresponding to the limiting rods, of the connecting parts of the inner rod and the clamping block. The quick-connection assembly is reasonable in design, simple in structure and convenient to operate, and is convenient to install or detach the frequency converter body quickly by matching the limiting rod with the quick-connection assembly, so that the use of tools in the process of installing or detaching the frequency converter body is reduced, the installation or detachment time is saved, and the quick-connection assembly has popularization value.

Description

Quick-connection fastening assembly of externally-hung frequency converter

Technical Field

The utility model belongs to the technical field of frequency converters, and particularly relates to a quick-connection fastening assembly of an externally-hung frequency converter.

Background

The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology. After the hanging frame is installed on the wall surface, the frequency converter is fixedly installed on the hanging frame through bolts. But the external converter usually only needs to be installed by means of corresponding tools, and when the converter body needs to be disassembled for overhauling the converter, the external converter also needs to be operated by using the tools, which is more troublesome.

Disclosure of Invention

The utility model aims to provide a quick-connection fastening assembly of an externally-hung frequency converter, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a quick-connect fastening assembly of external converter, includes fixed plate and converter body, its structural feature lies in: the fixed plate is connected with the converter body through quick connection assembly, a plurality of fixed orifices are offered on the surface of fixed plate, wherein the spout that two relative settings are offered to the lateral wall of fixed orifices, sliding connection has the gag lever post in the spout, and the tank bottom of spout is connected with the end of gag lever post through roof pressure spring, inclined plane one has been offered towards one side of the opening part of fixed orifices to the front end of gag lever post, inclined plane two has been offered to one side that the front end of gag lever post deviates from the opening part of fixed orifices, the reservation counter bore that is used for installing quick connection assembly has all been offered at four angles of converter body, quick connection assembly includes the urceolus, inner core and reset spring, through-hole one and through-hole two have been offered respectively to the both ends of urceolus, and the outside that the urceolus is close to one end of through-hole one is fixed with annular baffle, the inner core includes the spacer, joint piece and limiting plate, wherein the inner rod wears to locate in the urceolus, and one end of inner rod passes through-hole one and is connected with the spacer, the inclined plane one end is offered to the other end, the outer side that the front end of gag lever post is located in the urceolus is fixed with the limiting plate, and the outside cover of the portion of inner rod is equipped with reset spring, the outside sleeve has been offered to reset spring, the position and the joint piece is close to one side of the inclined plane is offered to the inclined plane.

Preferably, the four corners of the fixing plate are provided with fixing counter bores.

Preferably, the plurality of fixing holes are equidistantly arranged on the surface of the fixing plate.

Preferably, the inner diameter of the fixing hole is the same as the inner diameter of the reserved counter bore.

Preferably, the reserved counter bore is in interference fit with the outer cylinder.

Preferably, the first inclined plane and the fourth inclined plane are in sliding contact connection.

Preferably, the second inclined plane and the third inclined plane are in sliding contact connection.

Preferably, the positioning sheets and the extending direction of the clamping groove are arranged in parallel or perpendicular.

Preferably, one side of the clamping groove, which is close to the inner rod, is provided with a slope five which is connected with the slope one in a sliding contact manner.

Compared with the prior art, the utility model has reasonable design, simple structure and convenient operation, is convenient to install or detach the frequency converter body through the cooperation between the limiting rod and the quick connecting component, reduces the use of tools when installing or detaching the frequency converter body, saves the installation or detachment time, and has popularization value.

Drawings

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a left side view of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the installation process state of the present utility model;

FIG. 4 is a schematic cross-sectional view of the fastening state of the present utility model;

FIG. 5 is a schematic cross-sectional view showing a state of the disassembly process according to the present utility model;

FIG. 6 is a top view of the inner core of the present utility model;

fig. 7 is a bottom view of the inner core of the present utility model;

FIG. 8 is a bottom view of the inner rod of the present utility model;

in the figure: the device comprises a 1-fixing plate, a 2-frequency converter body, a 3-fixing hole, a 4-fixing counter bore, a 5-sliding groove, a 6-limiting rod, a 7-pressing spring, a 8-inclined plane I, a 9-inclined plane II, a 10-reserved counter bore, a 11-outer cylinder, a 12-inner core, a 13-reset spring, a 14-through hole I, a 15-through hole II, a 16-annular baffle, a 17-inner rod, a 18-locating piece, a 19-clamping block, a 20-limiting plate, a 21-clamping groove, a 22-inclined plane III, a 23-inclined plane IV, a 24-inclined plane V and a 25-quick connecting component.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution, a fast connecting fastening assembly of an externally hung frequency converter, which includes a fixing plate 1 and a frequency converter body 2, wherein the fixing plate 1 and the frequency converter body 2 are connected through a fast connecting assembly 25, a plurality of fixing holes 3 are provided on the surface of the fixing plate 1, and the plurality of fixing holes 3 are equidistantly spaced on the surface of the fixing plate 1, so that the installation of the frequency converter body 2 which does not pass through the specification can be satisfied. The four corners of the fixed plate 1 are provided with fixed counter bores 4, and when the fixed plate 1 is used, the fixed plate 1 is mounted at a specified position through bolts penetrating through the fixed counter bores 4.

Referring to fig. 3-8, two opposite sliding grooves 5 are provided on the side wall of the fixed hole 3, a limiting rod 6 is connected in the sliding grooves 5 in a sliding manner, the groove bottom of the sliding groove 5 is connected with the tail end of the limiting rod 6 through a pressing spring 7, a first inclined surface 8 is provided on one side of the front end of the limiting rod 6 facing the opening of the fixed hole 3, a second inclined surface 9 is provided on one side of the front end of the limiting rod 6 facing away from the opening of the fixed hole 3, four corners of the frequency converter body 2 are provided with reserved counter bores 10 for installing a quick connecting assembly 25, the quick connecting assembly 25 comprises an outer barrel 11, an inner core 12 and a reset spring 13, a first through hole 14 and a second through hole 15 are provided at two ends of the outer barrel 11, an annular baffle 16 is fixed on the outer side of the outer barrel 11 close to one end of the first through hole 14, a positioning piece 18, a clamping block 19 and a limiting plate 20 are provided on one side of the inner core 12, one end of the inner rod 17 penetrates through the first through hole 14 and is connected with the positioning piece 18, the other end of the inner rod 17 penetrates through the second through hole 15 and is connected with the clamping block 19, a third inclined surface 19 is provided on one side of the inner rod 17, a position of the inner rod 17 is provided with a clamping block 19, and a third inclined surface is provided on one side of the inner rod 17 opposite side of the inner rod 19 and is provided with a clamping block 19, and a corresponding clamping block 19 is provided on one side of the inner rod 17 and has a third inclined surface and a side surface 19.

The frequency converter body 2 is placed on the surface of the fixing plate 1 at a position to be installed, so that the reserved counter bores 10 correspond to the positions of the fixing holes 3 one by one, referring to fig. 3, the outer cylinder 11 penetrates through the reserved counter bores 10 and is inserted into the fixing holes 3, and the annular baffle 16 is attached to the surface of the reserved counter bores 10. Because the inner diameter of the fixed hole 3 is the same as that of the reserved counter bore 10, and the reserved counter bore 10, the fixed hole 3 and the outer cylinder 11 are in interference fit, the connection stability between the fixed plate 1 and the frequency converter body 2 is effectively improved.

Since the positioning sheet 18 and the extending direction of the clamping groove 21 are arranged in parallel or perpendicular, the position of the clamping groove 21 can be determined according to the extending direction of the positioning sheet 18. Before the inner core 12 is pressed, the inner core 12 is rotated so that the clamping groove 21 faces the limit rod 6. Pressing the inner core 12, compressing the reset spring 13, enabling the first inclined surface 8 of the limiting rod 6 to be connected with the fourth inclined surface 23 of the clamping block 19 in a sliding contact manner, enabling the jacking spring 7 to be contracted until the front end of the limiting rod 6 passes through the joint of the third inclined surface 22 and the fourth inclined surface 23, enabling the second inclined surface 9 of the limiting rod 6 to be connected with the third inclined surface 22 of the clamping block 19 in a sliding contact manner, enabling the front end of the limiting rod 6 to be clamped into the clamping groove 21 under the action of the jacking spring 7, and achieving fastening between the limiting rod 6 and the quick connecting assembly 25, and so on, installing the quick connecting assembly 25 at four corners of the frequency converter body 2, and completing installation between the frequency converter body 2 and the fixed plate 1.

When the frequency converter body 2 needs to be disassembled, the inner core 12 is pressed, the reset spring 13 continues to compress, as one side of the clamping groove 21, which is close to the inner rod 17, is the inclined surface five 24 in sliding contact with the inclined surface one 8, the jacking spring 7 continues to shrink, so that the front end of the limiting rod 6 is separated from the clamping groove 21 and slides along the surface of the inner rod 17, the inner core 12 is rotated, the clamping groove 21 is positioned between the two limiting rods 6, referring to fig. 5, the inner core 12 is loosened, under the action of the reset spring 13, the inner core 12 moves to the side far away from the fixing hole 3, the inclined surface two 9 of the limiting rod 6 is in sliding contact with the inclined surface three 22 of the clamping block 19, the jacking spring 7 shrinks until the front end of the limiting rod 6 passes through the joint of the inclined surface three 22 and the inclined surface four 23, the inclined surface two 9 of the limiting rod 6 is in sliding contact with the inclined surface three 22 of the clamping block 19, until the inner core 12 resets, the outer cylinder 11 of the quick connecting assembly 25 is taken out, and the quick connecting assembly 25 at four corners of the frequency converter body 2 is taken out respectively, and the disassembly between the frequency converter body 2 and the fixing plate 1 is completed.

The utility model has reasonable design, simple structure and convenient operation, is convenient to install or detach the frequency converter body 2 by the cooperation between the limiting rod 6 and the quick connecting component 25, reduces the use of tools when the frequency converter body 2 is installed or detached, saves the installation or detachment time, and has popularization value.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a quick-connect fastening assembly of external converter, includes fixed plate and converter body, its characterized in that: the utility model provides a quick-connect assembly, the fixed plate be connected through quick-connect assembly between the converter body, the surface of fixed plate seted up a plurality of fixed orificess, wherein the spout that two relative settings have been seted up to the lateral wall of fixed orifices, sliding connection has the gag lever post in the spout, and the tank bottom of spout is connected with the end of gag lever post through the roof spring, the front end of gag lever post one side of opening part towards the fixed orifices set up inclined plane one, and the front end of gag lever post one side of opening part deviating from the fixed orifices set up inclined plane two, four angles of converter body all set up the reservation counter bore that is used for installing quick-connect assembly, quick-connect assembly include urceolus, inner core and reset spring, the both ends of urceolus set up through-hole one and through-hole two respectively, and the outside that the urceolus is close to one end of through-hole is fixed with annular baffle, the inner core include interior pole, spacer, joint piece and limiting plate, wherein the interior pole wears to locate in the urceolus, and one end of interior pole is connected with the spacer, and the other end passes through-hole two and is connected with joint piece, the interior side of the opening part of the opening of locating plate is equipped with the inclined plane three draw-in blocks, the inner sleeve is equipped with the inclined plane that the corresponding one side of the outside of the interior clamp piece has the inner sleeve, and the outside of the interior clamp piece is set up the inclined plane.

2. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the four corners of the fixing plate are provided with fixing counter bores.

3. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the fixing holes are formed in the surface of the fixing plate at equal intervals.

4. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the inner diameter of the fixing hole is the same as that of the reserved counter bore.

5. The quick connect fastening assembly of an external transducer of claim 4, wherein: the reserved counter bore is in interference fit with the outer cylinder.

6. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the first inclined plane is connected with the fourth inclined plane in a sliding contact manner.

7. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the second inclined plane is connected with the third inclined plane in a sliding contact manner.

8. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: the locating pieces are arranged in parallel or perpendicular to the extending direction of the clamping groove.

9. The quick connect fastening assembly of an external frequency converter of claim 1, wherein: one side of the clamping groove, which is close to the inner rod, is an inclined surface five which is connected with the inclined surface one in a sliding contact manner.