CN209516909U

CN209516909U - A kind of frequency converter protection device

Info

Publication number: CN209516909U
Application number: CN201920236044.2U
Authority: CN
Inventors: 单潇辰; 李红花
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2019-10-18
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a kind of frequency converter protection device, including transducer body, frequency converter protection device further includes bottom plate, support plate and housing, four guide posts in array-like distribution are welded on the upper surface of bottom plate, the upper end activity of every guide post is connected with nut through support plate rear thread, the first spring is set with outside guide post between each nut and support plate, the outside of the every guide post between support plate and bottom plate is set with second spring, transducer body is fixed on the upper surface of support plate, housing is located at the outside of transducer body and support plate, the lower end of housing is fixed with support plate, there are gaps between the inner wall and support plate and transducer body of housing；The utility model can play the role of damping to transducer body, so, can effectively avoid the circuit board in transducer body from the phenomenon that desoldering occur, to facilitate the service life of extension transducer body.

Description

A kind of frequency converter protection device

Technical field

The utility model relates to converter technology fields, and in particular to a kind of frequency converter protection device.

Background technique

Frequency converter is generally used for adjusting the device of motor working frequency, and frequency converter is now widely used for various In mechanical equipment, current frequency converter during installation, is directly anchored on mechanical equipment, and mechanical equipment is also easy to produce at work Vibration, therefore, frequency converter can be chronically under the operating condition of vibration, and desoldering occurs in the circuit board that will lead in frequency converter over time The phenomenon that, so, it is easy to frequency converter be caused the phenomenon that damage occur because of vibration.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of frequency converter protection device, can be to frequency converter sheet Body plays the role of damping, so, can effectively avoid the circuit board in transducer body from the phenomenon that desoldering occur, thus Facilitate the service life of extension transducer body.

The frequency converter protection device of the utility model, including transducer body, frequency converter protection device further include bottom plate, branch Fagging and housing are welded with four guide posts in array-like distribution, the upper end activity of every guide post on the upper surface of bottom plate It is connected with nut through support plate rear thread, is set with the first spring, position outside the guide post between each nut and support plate The outside of the every guide post between support plate and bottom plate is set with second spring, and transducer body is fixed on the upper of support plate On end face, housing is located at the outside of transducer body and support plate, and lower end and the support plate of housing are fixed, the inner wall of housing with There are gaps between support plate and transducer body.

The frequency converter protection device of the utility model, wherein if being provided with what arterial highway was distributed from left to right at the top of housing Heat release hole, per pass heat release hole extend from the front to the back.

The frequency converter protection device of the utility model, wherein divide from left to right if being embedded with arterial highway on the inner top of housing The damping sponge of cloth, damping sponge and heat release hole interval are arranged, and are provided on the inner top of housing respectively for wherein subtracting together The caulking groove of sponge insertion is shaken, per pass damping sponge protrudes from corresponding caulking groove.

The frequency converter protection device of the utility model, wherein be provided on the two sides inner wall of per pass caulking groove for subtract Shake the convex ribs of sponge cooperation clamping.

The frequency converter protection device of the utility model, wherein the edge of bottom plate is provided with several and vertically runs through bottom plate Pilot hole.

The utility model can play the role of damping to transducer body, so, can effectively avoid frequency converter There is the phenomenon that desoldering in circuit board in ontology, to facilitate the service life of extension transducer body.

Detailed description of the invention

The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is that the utility model removes the schematic view of the front view after housing；

Fig. 3 is the schematic cross-sectional view of housing；

Fig. 4 is amplified structural schematic diagram at A in Fig. 3.

Specific embodiment

Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and non-specifically The meaning of order or cis-position is censured, it is also non-to limit the utility model, it is retouched just for the sake of difference with same technique term The component stated or operation are not understood to indicate or imply its relative importance or implicitly indicate indicated technology The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution Conjunction is not present, also not within the protection scope of the requires of the utility model.

The frequency converter protection device of the utility model, including transducer body 1, frequency converter protection device further include bottom plate 2, Support plate 3 and housing 4, are welded with four guide posts 5 in array-like distribution on the upper surface of bottom plate 2, every guide post 5 it is upper End activity is connected with nut 51 through 3 rear thread of support plate, is set with outside the guide post 5 between each nut 51 and support plate 3 There is the first spring 6, the outside of the every guide post 5 between support plate 3 and bottom plate 2 is set with second spring 7, frequency converter sheet Body 1 is fixed on the upper surface of support plate 3, and housing 4 is located at the outside of transducer body 1 and support plate 3, the lower end of housing 4 Fixed with support plate 3, there are gaps between the inner wall and support plate 3 and transducer body 1 of housing 4.

If the top of housing 4 is provided with the heat release hole 41 that arterial highway is distributed from left to right, per pass heat release hole 41 is from the front to the back Extend；By the setting of heat release hole, heat release hole can be realized to be located at casing interior transducer body heat dissipation, such one Come, can be avoided transducer body and the excessively high phenomenon of temperature occur.

If being embedded with the damping sponge 8 that arterial highway is distributed from left to right on the inner top of housing 4, damping sponge 8 and heat release hole 41 intervals are arranged, and are provided on the inner top of housing 4 respectively for the caulking groove 42 of wherein one of damping sponge 8 insertion, per pass subtracts Shake sponge 8 protrudes from corresponding caulking groove 42；By the setting of damping sponge, in transducer body vibration, such as frequency converter sheet The vibration amplitude of body is larger, and transducer body will not directly be hit with the inner top of housing, i.e. transducer body meeting and damping Sponge contact, i.e., damping sponge can play the role of buffering to transducer body.

It is provided on the two sides inner wall of per pass caulking groove 42 for the convex ribs 43 with the cooperation clamping of damping sponge 8；By convex The setting of muscle, can be improved damping sponge it is chimeric with caulking groove after firmness.

The edge of bottom plate 2 is provided with several pilot holes for vertically running through bottom plate 2；After by using this structure, bottom Plate can be conveniently fixed on mechanical equipment.

The utility model can play the role of damping to transducer body, so, can effectively avoid frequency converter There is the phenomenon that desoldering in circuit board in ontology, to facilitate the service life of extension transducer body；The utility model exists When carrying out damping to transducer body, support plate can be moved up and down along guide post, when support plate is to be moved down, be located at support Second spring below plate can be realized the damping to support plate, when support plate is to be moved up, above support plate First spring can be realized the damping to support plate, i.e., can be realized by the effect of the first spring and second spring to support plate And the damping of fixed transducer body on the supporting plate.

The foregoing is merely the embodiments of the present invention, are not intended to limit the utility model.For ability For field technique personnel, various modifications and changes may be made to the present invention.It is all the utility model spirit and principle in Any modification, equivalent replacement, improvement and so on should all include within the scope of the claims of the utility model.

Claims

1. a kind of frequency converter protection device, including transducer body (1), it is characterised in that: the frequency converter protection device also wraps Bottom plate (2), support plate (3) and housing (4) are included, four are welded on the upper surface of the bottom plate (2) and is distributed in array-like Guide post (5), the upper end activity of every guide post (5) is connected with nut (51) through support plate (3) rear thread, each nut (51) The first spring (6) are set with outside guide post (5) between support plate (3), between support plate (3) and bottom plate (2) The outside of every guide post (5) is set with second spring (7), and the transducer body (1) is fixed on the upper surface of support plate (3) On, the housing (4) is located at the outside of transducer body (1) and support plate (3), the lower end of the housing (4) and support plate (3) fixed, there are gaps between the inner wall and support plate (3) and transducer body (1) of the housing (4).

2. frequency converter protection device according to claim 1, which is characterized in that the housing (4) if at the top of be provided with The heat release hole (41) that arterial highway is distributed from left to right, per pass heat release hole (41) extend from the front to the back.

3. frequency converter protection device according to claim 1, which is characterized in that be embedded on the inner top of the housing (4) If the damping sponge (8) for having arterial highway to be distributed from left to right, the damping sponge (8) and heat release hole (41) interval are arranged, the cover It is provided on the inner top of shell (4) respectively for the caulking groove (42) of wherein one of damping sponge (8) insertion, per pass damping sponge (8) corresponding caulking groove (42) is protruded from.

4. frequency converter protection device according to claim 3, which is characterized in that on the two sides inner wall of per pass caulking groove (42) It is provided with for the convex ribs (43) with damping sponge (8) cooperation clamping.

5. frequency converter protection device according to claim 1, which is characterized in that the edge of the bottom plate (2) is provided with Several vertically run through the pilot hole of bottom plate (2).