CN215719384U

CN215719384U - Air compressor with fixed plate for fixing capacitor

Info

Publication number: CN215719384U
Application number: CN202121380708.6U
Authority: CN
Inventors: 钟仁志; 袁军; 董庆阳
Original assignee: Xinlei Compressor Co Ltd
Current assignee: Xinlei Compressor Co Ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-02-01
Anticipated expiration: 2031-06-21

Abstract

The utility model relates to the field of air compressors, in particular to an air compressor with a fixed plate for fixing a capacitor. The air compressor comprises an air storage tank and an air compressor head, wherein the air compressor head is fixedly arranged on the air storage tank; the air compressor also comprises a capacitor fixing plate, a capacitor shell and a locking nut; the capacitor fixing plate is fixed on the head of the air compressor through a screw; the capacitor is positioned in the plastic capacitor shell, one end of the capacitor is provided with a screw, and the end of the screw extends out of the corresponding hole position of the capacitor shell; the capacitor fixing plate is provided with a capacitor screw hole, and the screw penetrates through the capacitor screw hole and then is screwed with the locking nut to fix the capacitor on the capacitor fixing plate. According to the air compressor, the capacitor fixing plate is fixed on the head of the air compressor through the screw, so that the operation difficulty in mounting the capacitor fixing plate is reduced; the capacitor fixing plate with light weight is adopted to fix the capacitor, and the capacitor shell made of plastics is adopted to replace the capacitor shell made of iron, so that the weight is reduced, and the equipment cost is reduced.

Description

Air compressor with fixed plate for fixing capacitor

Technical Field

The utility model relates to the field of air compressors, in particular to an air compressor with a fixed plate for fixing a capacitor.

Background

An air compressor is a device for compressing air. The air compressor is constructed similarly to a water pump. Most air compressors are reciprocating piston type, rotating vane or rotating screw. An air compressor is a main body of an air source device, converts mechanical energy of a prime mover (usually an electric motor) into gas pressure energy, and is an air pressure generating device for compressing air.

As shown in fig. 1 and 2, in the air compressor of the prior art, a capacitor substrate 11 is fixed on an air storage tank by welding, a capacitor 9 is located in a capacitor case 10 made of iron, and the capacitor case is fixed on the capacitor substrate 11 by a screw 8.

The prior art has the following defects: the capacitor substrate needs to be welded to the gas storage tank, so that the operation complexity of mounting the capacitor substrate is increased; meanwhile, the capacitor substrate and the iron capacitor shell are heavy, more materials need to be consumed, the weight of the air compressor is not reduced, and the cost of the air compressor is not reduced.

Disclosure of Invention

The purpose of the utility model is: aiming at the problems, the capacitor fixing plate is fixed on the head of the air compressor through the screw, so that the operation difficulty in mounting the capacitor fixing plate is reduced; adopt the fixed electric capacity of the electric capacity fixed plate that weight is lighter, the electric capacity shell that adopts plastics system replaces the electric capacity shell that iron was made, and weight reduction reduces equipment cost's an air compressor machine that adopts fixed plate fixed electric capacity.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an air compressor adopting a fixed plate to fix a capacitor comprises an air storage tank and an air compressor head, wherein the air compressor head is fixedly arranged on the air storage tank; the air compressor also comprises a capacitor fixing plate, a capacitor shell and a locking nut; the capacitor fixing plate is fixed on the head of the air compressor through a screw; the capacitor is positioned in the plastic capacitor shell, one end of the capacitor is connected with a screw rod, and the screw rod extends out of the corresponding hole position of the capacitor shell; the capacitor fixing plate is provided with a capacitor screw hole, and the screw penetrates through the capacitor screw hole and then is screwed with the locking nut to fix the capacitor on the capacitor fixing plate.

Preferably, the capacitor shell comprises a capacitor shell body and a capacitor shell rear cover; the middle part of the capacitor shell body is a hollow cavity with one side opened, and the capacitor is positioned in the hollow cavity; one end of the hollow cavity is provided with a capacitor hole, the capacitor screw rod extends out of the capacitor hole, and the side surface of the capacitor screw rod is attached to the inner side surface of one end of the hollow cavity; the capacitor shell rear cover is detachably connected with the other end of the hollow cavity and seals the open hollow cavity.

Preferably, the inner side surface of the capacitor case back cover does not contact with the end surface of the capacitor screw on the opposite side.

Preferably, the capacitor case body has a cylindrical shape or a rectangular parallelepiped shape.

Preferably, the central axis of the capacitor coincides with the central axis of the capacitor case.

Preferably, the capacitor fixing plate comprises a horizontal bending plate and a vertical bending plate, the horizontal bending plate is fixed on the air compressor head through screws, and the capacitor is fixed on the vertical bending plate.

The air compressor adopting the technical scheme to fix the capacitor by the fixing plate has the advantages that:

the capacitor fixing plate is fixed on the head of the air compressor through a screw, and the capacitor is locked and fixed on the capacitor fixing plate through a locking nut to complete the fixation of the capacitor; the capacitor fixing plate is fixed and installed by the screws in the mode, the capacitor fixing plate does not need to be welded, and the operation difficulty of installing the capacitor fixing plate is reduced. Meanwhile, the capacitor fixing plate is a metal plate, and the weight of the capacitor fixing plate is lighter than that of the capacitor substrate; the capacitor shell is made of plastics, so that the material of the original iron capacitor shell is improved, the weight of the whole equipment is reduced, and the cost of the equipment is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a conventional air compressor.

Fig. 2 is a schematic diagram of a partially enlarged structure of a conventional air compressor.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a partially enlarged structural diagram of the present invention.

7-screw.

Detailed Description

The following describes in detail embodiments of the present invention with reference to the drawings.

Example 1

As shown in fig. 3 and 4, the air compressor using the fixed plate to fix the capacitor includes an air storage tank 1 and an air compressor head 2, wherein the air compressor head 2 is fixedly arranged on the air storage tank 1; the air compressor also comprises a capacitor fixing plate 3, a capacitor 4, a capacitor shell 5 and a locking nut 6; the capacitor fixing plate 3 is fixed on the air compressor head 2 through screws; the capacitor 4 is positioned in the plastic capacitor shell 5, and a screw rod of the capacitor 4 extends out of a corresponding hole position of the capacitor shell 5; the capacitor fixing plate 3 is provided with a capacitor screw hole, one end of the capacitor 4 is connected with a screw rod, and the screw rod penetrates through the capacitor screw hole and then is screwed with the locking nut 6 to fix the capacitor 4 onto the capacitor fixing plate 3. The capacitor fixing plate 3 is fixed on the air compressor head 2 through a screw, and the capacitor 4 is locked and fixed on the capacitor fixing plate 3 through a locking nut 6 to complete the fixation of the capacitor 4; all be the screw fixed mounting in this kind of mode promptly, need not weld capacitor fixing plate 3, reduced the operation degree of difficulty of installation capacitor fixing plate 3. Meanwhile, the capacitor fixing plate 3 is a metal plate, and the weight of the capacitor fixing plate is lighter than that of the capacitor substrate, so that the weight of the equipment is reduced; the capacitor shell 5 is made of plastic, so that the material of the original iron capacitor shell is improved, the weight of the whole equipment is reduced, and the cost of the equipment is reduced.

The capacitor case 5 comprises a capacitor case body 51 and a capacitor case rear cover 52; the middle part of the capacitor shell body 51 is a hollow cavity with an opening at one side, and the capacitor 4 is positioned in the hollow cavity; one end of the hollow cavity is provided with a capacitor hole 53, a screw of the capacitor 4 extends out of the capacitor hole 53, and the side surface of the screw of the capacitor 4 is attached to the inner side surface of one end of the hollow cavity; lid 52 is connected and seals open-ended hollow cavity for dismantling with the hollow cavity other end behind the electric capacity shell to make electric capacity 4 compress tightly fixedly with electric capacity shell 5 between the side of electric capacity 4 screw rod and electric capacity fixed plate 3 when being locked to electric capacity fixed plate 3.

The inner side surface of the capacitor shell rear cover 52 is not in contact with the opposite side end surface of the screw of the capacitor 4. The capacitor case body 51 has a cylindrical shape or a rectangular parallelepiped shape. The central axis of the capacitor 4 coincides with the central axis of the capacitor shell 5. The capacitor fixing plate 3 includes a horizontal bending plate 31 and a vertical bending plate 32, the horizontal bending plate 31 is fixed on the air compressor head 2 by screws, and the capacitor 4 is fixed on the vertical bending plate 32.

Claims

1. An air compressor adopting a fixed plate to fix a capacitor comprises an air storage tank (1) and an air compressor head (2), wherein the air compressor head (2) is fixedly arranged on the air storage tank (1); the air compressor is characterized by further comprising a capacitor fixing plate (3), a capacitor (4), a capacitor shell (5) and a locking nut (6); the capacitor fixing plate (3) is fixed on the air compressor head (2) through screws; the capacitor (4) is positioned in the plastic capacitor shell (5), one end of the capacitor (4) is connected with a screw rod, and the screw rod extends out of the corresponding hole position of the capacitor shell (5); the capacitor fixing plate (3) is provided with a capacitor screw hole, and the screw penetrates through the capacitor screw hole and then is screwed with the locking nut (6) to fix the capacitor (4) on the capacitor fixing plate (3).

2. The air compressor with the fixed plate for fixing the capacitor as claimed in claim 1, wherein the capacitor casing (5) comprises a capacitor casing body (51) and a capacitor casing rear cover (52); the middle part of the capacitor shell body (51) is a hollow cavity with an opening at one side, and the capacitor (4) is positioned in the hollow cavity; a capacitor hole (53) is formed in one end of the hollow cavity, a screw of the capacitor (4) extends out of the capacitor hole (53), and the side face of the screw of the capacitor (4) is attached to the inner side face of one end of the hollow cavity; the capacitor shell rear cover (52) is detachably connected with the other end of the hollow cavity and seals the open hollow cavity.

3. The air compressor with the fixed plate for fixing the capacitor as claimed in claim 2, wherein the inner side surface of the rear cover (52) of the capacitor case is not in contact with the opposite side end surface of the screw of the capacitor (4).

4. The air compressor using the fixing plate to fix the capacitor as claimed in claim 2, wherein the capacitor case body (51) has a cylindrical shape or a rectangular parallelepiped shape.

5. The air compressor with the fixed plate for fixing the capacitor as claimed in claim 1, wherein a central axis of the capacitor (4) coincides with a central axis of the capacitor case (5).

6. The air compressor using the fixed plate to fix the capacitor as claimed in claim 1, wherein the capacitor fixing plate (3) comprises a horizontally bent plate (31) and a vertically bent plate (32), the horizontally bent plate (31) is fixed to the head (2) of the air compressor by screws, and the capacitor (4) is fixed to the vertically bent plate (32).