CN220233486U - Rotary compressor limit grounding pin and compressor - Google Patents

Abstract

The utility model provides a limit grounding pin of a rotary compressor and the compressor; the compressor comprises a substrate, wherein the substrate is bent and arranged, one side of the bending position of the substrate is a grounding plate, the other side of the bending position of the substrate is a connecting plate, the grounding plate is provided with a grounding through hole, a fitting convex part is arranged on the surface of the grounding plate outside at least one end opening of the grounding through hole, and the fitting convex part is protruded on the surface of the grounding plate and is used for being matched with a preset fitting concave part on a foot rest to keep the relative positions of the substrate and the foot rest; the problem that deflection easily occurs in the fixing process of the grounding pin at present to cause poor installation angle is solved, the grounding through hole is formed in the substrate of the grounding pin, the lamination convex part is arranged on the outer side of the grounding through hole, the substrate can be embedded into a preset positioning groove on the foot rest, and the lamination convex part can be matched with the lamination concave part in the positioning groove, so that the relative positions of the substrate and the foot rest are maintained, and the poor installation angle of the grounding pin is improved.

Description

Rotary compressor limit grounding pin and compressor

Technical Field

The utility model relates to the field of compressors, in particular to a limit grounding pin of a rotary compressor and the compressor.

Background

The structure of the rotary compressor is shown in fig. 1, the main parts comprise a top cover, a shell, a filter flask, a bottom cover, a foot rest and a grounding pin, and the grounding device of part of equipment is of an integrated structure, so that the parts of the grounding pin are required to be added in a grounding screw hole during assembly production of the compressor.

Because this grounding pin needs to be electrically conductive on equipment and ground, therefore can not carry out the application to it, generally adds this grounding pin before the water survey or after the electricity survey, but because grounding pin and ground screw hole surface are smooth structure, frictional force is less, and the position is unlimited in peripheral position structure, when the ground screw will ground pin, ground screw hole connection in the erection process, because the installation equipment torsion is great leads to the ground pin to have the beat, and the angle of connection does not coincide with required angle, is difficult to satisfy the demand of ground connection, still needs to carry out manual repair.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a limiting grounding pin of a rotary compressor and the compressor, wherein a grounding through hole is arranged on a substrate of the grounding pin, a laminating convex part is arranged on the outer side of the grounding through hole, the substrate can be embedded into a positioning groove preset on a foot rest, and the laminating convex part can be matched with a laminating concave part in the positioning groove, so that the relative positions of the substrate and the foot rest are maintained, and the poor installation angle of the grounding pin is improved.

The first object of the present utility model is to provide a limit grounding pin of a rotary compressor, which adopts the following technical scheme:

the base plate is bent and arranged, one side of the bending position of the base plate is a grounding plate, the other side of the bending position of the base plate is a connecting plate, the grounding plate is provided with a grounding through hole, a fitting convex part is arranged on the surface of the grounding plate outside at least one end opening of the grounding through hole and protrudes from the surface of the grounding plate, and the fitting convex part is used for being matched with a preset fitting concave part on a foot rest to keep the relative positions of the base plate and the foot rest.

Further, the attaching convex part is positioned on one side of the grounding plate, which is matched with the external foot rest.

Further, the laminating convex part is provided with at least two, and is upwards arranged at intervals along the grounding through hole ring.

Further, the attaching convex part is an attaching convex point, and the surface of the attaching convex point is a local spherical surface.

Further, the plane of the grounding plate of the substrate and the plane of the connecting plate are arranged at an included angle, and the bending position of the substrate is a linear bending line.

Further, a connecting hole for the connecting piece to be matched is formed in the connecting plate.

Further, one end of the connecting plate far away from the bending position is provided with an extending part, and the width of the extending part is smaller than that of the connecting plate so as to be matched with an external grounding structure.

A second object of the present utility model is to provide a compressor utilizing the rotary compressor limit grounding pin as described in the first object.

Further, the device also comprises a host and a foot rest, wherein the host is connected to the foot rest, one end of the substrate is connected with the foot rest, and the other end of the substrate extends out of the foot rest so as to be in butt joint with the external grounding structure.

Further, the foot rest is equipped with positioning groove corresponding to the hookup location department of host computer, is equipped with the ground connection screw hole in the positioning groove, is equipped with the laminating concave part in the positioning groove of ground connection screw hole outer lane to match the laminating convex part.

Compared with the prior art, the utility model has the advantages and positive effects that:

(1) The problem that deflection easily occurs in the fixing process of the grounding pin at present to cause poor installation angle is solved, the grounding through hole is formed in the substrate of the grounding pin, the lamination convex part is arranged on the outer side of the grounding through hole, the substrate can be embedded into a preset positioning groove on the foot rest, and the lamination convex part can be matched with the lamination concave part in the positioning groove, so that the relative positions of the substrate and the foot rest are maintained, and the poor installation angle of the grounding pin is improved.

(2) Laminating bump structure through setting up on the ground connection pin and the laminating concave part assorted that sets up on the foot rest, laminating bump card is gone into in the laminating concave part, avoids the relative rotation between ground connection pin and the foot rest, simultaneously, combines the block between positioning groove and the ground connection pin one end, realizes the location of ground connection pin mounted position jointly, avoids the skew in the connection process, improves installation accuracy and installation effectiveness.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a schematic view of a conventional rotary compressor described in the background art.

Fig. 2 is a schematic structural diagram of a ground pin described in the background art.

Fig. 3 is a schematic structural diagram of a ground pin in embodiments 1 and 2 of the present utility model.

Fig. 4 is a schematic diagram of a foot stand connected to a ground pin in embodiments 1 and 2 of the present utility model.

FIG. 5 is a schematic view of the foot stool in embodiments 1 and 2 of the present utility model with positioning grooves

In the figure, the top cover is 1, the shell is 2, the filter flask is 3, the bottom cover is 4, the foot rest is 5, the ground pin is 7, the connecting plate is 8, the ground plate is 9, the ground through hole is 10, the attaching convex part is 11, the connecting hole is 12, the protruding part is 13, the attaching concave part is 14, the ground screw hole is 15, and the positioning groove is 15.

Detailed Description

Example 1

In an exemplary embodiment of the present utility model, as shown in fig. 3-5, a rotary compressor limit grounding pin is provided.

The structure of the rotary compressor is shown in fig. 1 and 2, and the main parts comprise a top cover 1, a shell 2, a filter flask 3, a bottom cover 4, a foot rest 5 and a grounding pin 6, and when the grounding pin 6 and a grounding screw hole 14 are connected by a grounding screw in the installation process, the grounding pin 6 is deflected due to larger torsion of installation equipment, so that the installation of a subsequent external grounding structure is affected.

Based on this, this embodiment provides a spacing ground pin 6 of rotary compressor, set up laminating convex part 10 in the base plate one side of ground pin 6, laminating convex part 10 surrounds ground through-hole 9 and arranges, when ground through-hole 9 and the ground screw hole 14 on foot rest 5 dock, laminating concave part 13 phase-match that laminating convex part 10 and foot rest 5 on surround ground screw hole 14 arrange to restrict the rotation of base plate, keep the relative position of base plate and foot rest 5, satisfy follow-up butt joint external structure's demand.

Next, the rotary compressor limit grounding pin 6 will be described in detail with reference to the accompanying drawings.

As shown in fig. 3, the main structure of the limiting grounding pin 6 of the rotary compressor is a substrate, the substrate is a bending plate, one side of the bending position is a grounding plate 8 for butting against the foot rest 5, and the other side is a connecting plate 7 for butting against an external grounding structure, so that the foot rest 5 and a compressor host are connected into a grounding system of equipment.

For the connection of the base plate and the foot rest 5, the base plate is arranged on the foot rest 5 through connecting pieces such as screws, screws and the like, a grounding through hole 9 for matching with the connecting pieces is arranged on the grounding plate 8, a fitting convex part 10 is arranged on the surface of the grounding plate 8 outside at least one end opening of the grounding through hole 9, the fitting convex part 10 protrudes on the surface of the grounding plate 8 and is used for matching with a preset fitting concave part 13 on the foot rest 5 to keep the relative positions of the base plate and the foot rest 5.

For easy installation, the fitting protrusion 10 is located on one side of the ground plate 8 that mates with the external foot rest 5, and when the substrate is mounted on the foot rest 5, the fitting protrusion 10 faces the foot rest 5, so as to mate with a fitting recess 13 preset on the foot rest 5.

The attaching convex parts 10 are provided with at least two, and are arranged at intervals along the annular direction of the grounding through hole 9. It will be appreciated that the distribution positions of the fitting convex portions 10 correspond to the positions of the fitting concave portions 13, and that the relative positions between the substrate and the foot rest 5 after the fitting convex portions 10 are fitted to the fitting concave portions 13 can satisfy the connection requirement of the external grounding structure, and the substrate is kept in this posture.

As shown in fig. 4, the bonding convex portion 10 is a bonding convex point, the surface of the bonding convex point is a local spherical surface, the bonding convex point can conveniently enter the bonding concave portion 13 by adopting a spherical shape, and the shape of the bonding concave portion 13 is adapted to the shape of the bonding convex point.

In the process of installing the substrate by the grounding screw, the grounding screw is connected with the grounding through hole 9 and the grounding screw hole 14, the grounding pin 6 is tightly attached to the foot rest 5 due to the matching of the attaching convex point and the attaching concave part 13, the rotation between the substrate and the foot rest 5 is limited, and deflection of the grounding pin 6 caused by the inertia of equipment locking can be avoided.

The plane of the grounding plate 8 of the substrate and the plane of the connecting plate 7 are arranged at an included angle, so that the butt joint requirement of an external grounding structure is met, and the bending position of the substrate is a linear bending line.

The connecting plate 7 is provided with a connecting hole 11 for the matching of the connecting piece, and when the external grounding structure is connected, the strength and the stability of the connection with the external structure can be improved through the matching of the connecting hole 11 of the connecting piece.

One end of the connecting plate 7 far away from the bending position is provided with an extending part 12, and the width of the extending part 12 is smaller than that of the connecting plate 7 so as to be matched with an external grounding structure. It should be noted that the width direction refers to a direction parallel to the linear bending line.

The secondary manual adjustment of the grounding pin 6 caused by poor installation angle can be effectively reduced, and the waste of resources and manpower is reduced.

Laminating bump structure through setting up on the ground connection pin 6 and laminating concave part 13 assorted that sets up on the foot rest 5, laminating bump card goes into laminating concave part 13 in, avoids the relative rotation between ground connection pin 6 and the foot rest 5, simultaneously, combines the block between positioning groove 15 and the ground connection pin 6 one end, realizes the location of ground connection pin 6 mounted position jointly, avoids the skew in the connection process, improves installation accuracy and installation effectiveness.

Example 2

In another embodiment of the present utility model, as shown in fig. 3 to 5, a compressor is provided.

With the limiting grounding pin 6 of the rotary compressor as in embodiment 1, the compressor further comprises a host and a stand 5, wherein the host is connected to the stand 5, one end of the substrate is connected to the stand 5, and the other end of the substrate extends out of the stand 5 to butt-joint the external grounding structure.

In this embodiment, the connection position of the stand 5 corresponding to the host is provided with a positioning groove 15, the positioning groove 15 is internally provided with a grounding screw hole 14, one end of the substrate can be directly embedded into the positioning groove 15, and the positioning groove 15 limits the substrate to rotate relative to the stand 5, so as to achieve the effect of fixing the relative position between the stand 5 and the substrate.

In other optional embodiments, the attaching concave 13 may be further disposed in the positioning groove 15, the attaching convex 10 is disposed on the substrate, after the positioning groove 15 is embedded into one end of the substrate, the attaching convex 10 is matched with the attaching concave 13, and the positioning of the substrate on the foot stand 5 is realized under the combined action, so that the deflection of the substrate in the process of matching with the grounding screw is avoided, and the installation accuracy and stability are improved.

Since the rotary compressor limit grounding pin 6 as in embodiment 1 is mounted on the compressor, the beneficial effects brought by the rotary compressor limit grounding pin 6 are described in embodiment 1 and are not described herein.

For other structures in the compressor not mentioned, an existing structure may be adopted.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a spacing ground pin of rotary compressor, its characterized in that, includes the base plate, and the base plate is buckled and is arranged, and base plate bending position one side is the earth plate, and the opposite side is the connecting plate, and the earth plate is equipped with the ground through-hole, is equipped with the laminating convex part on the earth plate surface outside the at least one end opening of ground through-hole, and the laminating convex part is protruding in the earth plate surface for cooperate the laminating concave part of predetermineeing on the foot rest in order to keep the relative position of base plate and foot rest.

2. The rotary compressor limit grounding pin of claim 1, wherein the mating protrusion is located on a side of the ground plate that mates with an external foot rest.

3. The rotary compressor limit grounding pin of claim 2, wherein the fitting protrusion is provided with at least two, which are arranged at intervals along the grounding through hole ring.

4. A rotary compressor limit grounding pin as set forth in claim 1, 2 or 3, wherein said fitting convex portion is a fitting convex point, and the surface of said fitting convex point is a partial spherical surface.

5. The rotary compressor limit grounding pin of claim 1, wherein the plane of the grounding plate of the base plate is arranged at an included angle with the plane of the connecting plate, and the bending position of the base plate is a linear bending line.

6. The rotary compressor limit grounding pin of claim 1, wherein the connection plate is provided with a connection hole for the connection member to cooperate.

7. The rotary compressor limit grounding pin of claim 1 or 6, wherein an end of the connecting plate away from the bending position is provided with a protruding portion, and a width of the protruding portion is smaller than a width of the connecting plate to match an external grounding structure.

8. A compressor characterized by the use of a rotary compressor limit grounding pin according to any one of claims 1-3, 5-6.

9. The compressor of claim 8, further comprising a host computer and a stand, wherein the host computer is connected to the stand, one end of the base plate is connected to the stand, and the other end of the base plate protrudes out of the stand to interface with an external grounding structure.

10. The compressor of claim 9, wherein the leg is provided with a positioning groove at a connection position corresponding to the host machine, a grounding screw hole is provided in the positioning groove, and a fitting concave part is provided in the positioning groove of the outer ring of the grounding screw hole to match the fitting convex part.