CN215672707U

CN215672707U - Cylinder body with air suction guide device

Info

Publication number: CN215672707U
Application number: CN202121807946.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jingjiang Jiaerfu Technology Co ltd
Current assignee: Jingjiang Jiaerfu Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-28
Anticipated expiration: 2031-08-04

Abstract

The utility model provides a cylinder body with an air suction guide device, which comprises a cylinder body (1) and an air suction port arranged on the cylinder body (1), wherein the air suction port is embedded with the air suction guide device (2), a guide channel for guiding air is arranged in the air suction guide device (2), a guide groove (2-1) is formed in the air suction guide device (2), the guide groove (2-1) is communicated with the guide channel, a filter screen (3) is arranged in the guide channel, and the filter screen (3) is connected with the inner wall of the air suction guide device (2). The utility model has simple and practical structure and good guiding and filtering effects, can protect the scroll compressor and prolong the service life.

Description

Cylinder body with air suction guide device

Technical Field

The utility model relates to the field of scroll compressors, in particular to a cylinder body with a suction guide device.

Background

With the vigorous support and popularization of new energy automobiles in China, the technical status of parts related to the new energy automobiles is increasingly prominent, and due to the characteristics of the new energy automobiles, air-conditioning compressors of fuel automobiles cannot be directly used for the new energy automobiles. The electric automobile needs a direct-current power supply, has small discharge capacity, high rotating speed, compact structure, environmental protection, high efficiency, energy conservation and electronic control, and the scroll compressor has the technical characteristics and is the first choice of the new energy automobile.

The scroll compressor is a positive displacement compressor, the compression unit is composed of a movable rotary disk and a static rotary disk, and the purpose of compressing gas is realized by utilizing the relative revolution of the movable and static rotary disks to form the continuous change of the enclosed volume after the gas is sucked. Generally, a cylinder body of a scroll compressor is provided with a suction port for sucking gas, the suction port is connected with a suction pipe through a connecting component, the conventional structure is that the gas directly enters a compression space of a movable and a static rotary discs from the suction port for compression, during actual operation, the sucked gas is possibly mixed with refrigerant, lubricating oil, cooling oil and the like, oil substances can impact internal parts of the scroll compressor to damage the internal parts, foreign matters are also possibly mixed in the oil substances, and the impact on the internal parts is larger, so a new scheme is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cylinder body with a suction guide device, which can guide sucked gas and filter foreign matters so as to protect a scroll compressor, has a simple structure and is easy to mount and dismount.

In order to achieve the technical purpose and achieve the technical requirements, the utility model adopts the technical scheme that: cylinder body with guider breathes in, including the cylinder body, set up the induction port on the cylinder body, induction port department inlays and is equipped with the guider that breathes in, be equipped with the gaseous guide way of guide in the guider that breathes in, the guide way has been seted up on the guider that breathes in, the guide way communicates with each other with guide way, be equipped with the filter screen in the guide way, the filter screen links to each other with the inner wall of guider that breathes in.

As a preferred technical scheme: the air suction guide device comprises an inlet portion and a guide portion connected with the inlet portion into a whole, the guide groove is formed in the side face of the guide portion, an inlet cavity is formed in the inlet portion, a guide cavity is formed in the guide portion, and the guide cavity is communicated with the inlet cavity to form a guide channel.

As a preferred technical scheme: the filter screen is arranged in the guide cavity, and the edge of the filter screen is connected with the cavity wall of the guide cavity.

As a preferred technical scheme: the cross section of the width direction of the guide part is semicircular, and the structure of the guide cavity is matched with that of the guide part.

As a preferred technical scheme: the shape of filter screen and the structure phase-match of direction cavity, the filter screen is semi-circular.

As a preferred technical scheme: the surface of the inlet part is provided with a circumferential array of grooves which radially penetrate through the inlet part, and the grooves axially penetrate through the flange.

As a preferred technical scheme: the tail end of the guide part is arc-shaped, and the length of one side of the guide part, which is provided with the guide groove, is greater than that of the opposite side.

The utility model has the beneficial effects that: cylinder body with guiding device breathes in compares with traditional structure:

1) the guide channel in the air suction guide device is used for guiding air to flow, the air flows to a specified position from the guide groove, a filter screen in the guide channel can filter impurities in the air and buffer the air, and the opening position of the guide groove can meet the design requirements of different air flow directions;

2) preferably, the flange can be clamped with the edge of the air suction port, so that the installation is convenient;

3) preferably, the end of the guide part is arc-shaped to form a buffer.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a top view of the present invention;

fig. 5 is an installation drawing of the present invention.

In fig. 1-5, 1, a cylinder body, 2, an air suction guiding device, 2-1, a guiding groove, 2-2, an inlet part, 2-21, an inlet cavity, 2-22, a flange, 2-23, a groove, 2-3, a guiding part, 2-31, a guiding cavity, 3, a filter screen and 4, a connecting part.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "front", "back", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, it is only for convenience of description of the present invention, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, a cylinder with an air suction guiding device comprises a cylinder body 1, an air suction port arranged on the cylinder body 1, a connecting part 4 arranged at the air suction port and used for connecting with an air suction pipe, the air suction port on the cylinder body 1 is not marked on the attached drawing, an air suction guiding device 2 is embedded at the air suction port, a guiding channel for guiding air is arranged in the air suction guiding device 2, a guiding groove 2-1 is arranged on the air suction guiding device 2, the guiding groove 2-1 is communicated with the guiding channel, a filter screen 3 is arranged in the guiding channel, the filter screen 3 is connected with the inner wall of the air suction guiding device 2, the flow of the sucked air is guided by the guiding channel in the air suction guiding device 2, the air flows out from the guiding groove 2-1 and cannot directly impact a static rotary disc, and the filter screen 3 is arranged in the guiding channel and used for filtering foreign matters in the air, therefore, the internal parts of the scroll compressor are protected, further, the air suction guide device 2 comprises an inlet part 2-2 and a guide part 2-3 connected with the inlet part 2-2 into a whole, a guide groove 2-1 is formed in the side face of the guide part 2-3, an inlet cavity 2-21 is formed in the inlet part 2-2, the tail end of the guide part 2-3 is sealed, a guide cavity 2-31 is formed in the guide part 2-3, and the guide cavity 2-31 is communicated with the inlet cavity 2-21 to form a guide channel.

As shown in fig. 1-5, the filter screen 3 is arranged at the connecting position of the guide cavity 2-31 and the inlet cavity 2-21, the edge of the filter screen 3 is connected with the cavity wall of the guide cavity 2-31, the air enters the inlet cavity 2-21, enters the guide cavity 2-31 after being filtered by the filter screen 3 and then flows out from the guide groove 2-1, furthermore, the cross section of the width direction of the guide part 2-3 is semicircular, the structure of the guide cavity 2-31 is matched with that of the guide part 2-3, the shape of the filter screen 3 is matched with that of the guide cavity 2-31, the filter screen 3 is semicircular, the semicircular guide cavity 2-31 can better guide the air to flow to the lower part of the air suction guide device 2, the filter screen 3 is in a semicircular structure matched with that of the guide cavity 2-31, so that the filtering area is as large as possible, the filtering effect is better.

As shown in fig. 1-5, the inlet of the inlet part 2-2 is provided with flanges 2-22, the flanges 2-22 clamp the edge of the air suction port so as to be embedded at the air suction port, the installation and the disassembly are convenient, the surface of the inlet part 2-2 is provided with a circumferential array of grooves 2-23 radially penetrating through the inlet part 2-2, the grooves 2-23 axially penetrate through the flanges 2-22, the grooves 2-23 can facilitate the disassembly, the deformation allowance of the inlet part 2-2 can be reserved to prevent the inlet part 2-2 from being cracked by gas impact, and the axial length of the grooves 2-23 is designed to be smaller than the wall thickness of the cylinder body 1.

As shown in fig. 1 to 5, the end of the guide part 2-3 is arc-shaped, the length of one side of the guide part 2-3, on which the guide groove 2-1 is formed, is greater than the length of the opposite side, and the arc shape has a buffering effect and can further guide the gas to flow to one side of the guide groove 2-1.

As shown in fig. 1-5, the air suction guiding device 2 is made of PP material, which has strong corrosion resistance and light weight, the filter screen 3 is made of stainless steel material, which is impact resistant and corrosion resistant, and the filter holes on the filter screen are round or diamond.

The foregoing examples are given solely for the purpose of illustrating the utility model and are not to be construed as limiting the embodiments, and other variations and modifications in form thereof will be suggested to those skilled in the art upon reading the foregoing description, and it is not necessary or necessary to exhaustively enumerate all embodiments and all such obvious variations and modifications are deemed to be within the scope of the utility model.

Claims

1. Cylinder body with guider breathes in, including cylinder body (1), the induction port of setting on cylinder body (1), its characterized in that: the air suction port is embedded with an air suction guide device (2), a guide channel for guiding air is arranged in the air suction guide device (2), a guide groove (2-1) is formed in the air suction guide device (2), the guide groove (2-1) is communicated with the guide channel, a filter screen (3) is arranged in the guide channel, and the filter screen (3) is connected with the inner wall of the air suction guide device (2).

2. The cylinder with suction guide device according to claim 1, wherein: the air suction guide device comprises an inlet part (2-2) and a guide part (2-3) which is connected with the inlet part (2-2) into a whole, wherein a guide groove (2-1) is formed in the side surface of the guide part (2-3), an inlet cavity (2-21) is formed in the inlet part (2-2), a guide cavity (2-31) is formed in the guide part (2-3), and the guide cavity (2-31) is communicated with the inlet cavity (2-21) to form a guide channel.

3. The cylinder with suction guide device according to claim 2, wherein: the filter screen (3) is arranged at the connecting part of the guide cavity (2-31) and the inlet cavity (2-21), and the edge of the filter screen (3) is connected with the cavity wall of the guide cavity (2-31).

4. The cylinder with suction guide device according to claim 3, wherein: the cross section of the guide part (2-3) in the width direction is semicircular, and the structure of the guide cavity (2-31) is matched with that of the guide part (2-3).

5. The cylinder with suction guide device according to claim 4, wherein: the shape of the filter screen (3) is matched with the structure of the guide cavities (2-31), and the filter screen (3) is semicircular.

6. The cylinder with suction guide device according to claim 2, wherein: and a flange (2-22) is arranged at the inlet of the inlet part (2-2).

7. The cylinder with suction guide device according to claim 6, wherein: the surface of the inlet part (2-2) is provided with a circumferential array of grooves (2-23) which radially penetrate through the inlet part (2-2), and the grooves (2-23) axially penetrate through the flange (2-22).

8. The cylinder with suction guide device according to claim 2, wherein: the tail end of the guide part (2-3) is arc-shaped, and the length of one side of the guide part (2-3) provided with the guide groove (2-1) is larger than that of the opposite side.