CN219711819U

CN219711819U - Low noise vortex air pump

Info

Publication number: CN219711819U
Application number: CN202320095359.6U
Authority: CN
Inventors: 宣星波
Original assignee: Zhejiang Greenco Industry Co ltd
Current assignee: Zhejiang Greenco Industry Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-09-19
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a low-noise vortex type air pump, and belongs to the field of air pumps. An air pump body configured to be cylindrical; an air inlet channel extending a circle along the circumferential direction in the air pump body; a muffler; a mounting shell; a sealed housing; the self-locking structure is used for fixing the silencer on the mounting table; wherein, the surface part of the mounting table penetrates through the air pump body and is connected with the air inlet channel to form a mounting hole for inserting the silencer; the hole wall of the mounting hole forms a limit table; the outer wall of the silencer is sleeved with a mounting ring corresponding to the limiting table; the mounting ring is abutted against the limiting table after being inserted into the mounting hole, and is fixed in the mounting hole through the self-locking structure. The low-noise vortex type air pump has the beneficial effect of being convenient to install.

Description

Low noise vortex air pump

Technical Field

The utility model relates to the field of air pumps, in particular to a low-noise vortex type air pump.

Background

The air pump is used for pressurizing the air and transmitting the air, and plays a vital role in technological development and living application. However, during the use function of the air pump, the noise generated from the air pump is hardly eliminated. The high noise that the air pump during operation produced still causes the noise pollution to operational environment, reduces work experience, can cause certain injury to the human body even. In the prior art, in the noise reduction means of the air pump, the transmission of the shock absorption and the maximum degree of isolation noise cannot be fully realized;

for example, patent number (CN 202020471453.3) is an air pump noise reduction device, a box body, a heat dissipation module, an air pump silencer and a damping base. Wherein, the inside air pump that is provided with of box, air pump pass through a plurality of air pump shock mounts and box fixed connection. The heat dissipation module is arranged on the box body and used for dissipating heat of the air pump and the inside of the box body. The heat dissipation module is provided with a silencing structure and is used for isolating noise transmission. The air pump silencer arranged on the box body is connected with the air pipe of the air pump and is used for silencing the air pipe of the air pump;

further, the pump muffler 3 in the above-mentioned reference includes: muffler 12, muffler cover 13, through-hole muffler pipe 16, and soundproof sponge 8. Wherein, muffler 12 is connected with gas pipe 11 for reducing the gas noise of gas pipe 11. In the figure, the muffler 12 is connected with the air pipe 11 in such a way that the end part of the muffler 12 is inserted into the air pipe 11 for connection;

the muffler in the above-mentioned comparative document is connected to the gas pipe, but the connection method is not specifically disclosed; the existing silencer is installed in a mode of screw connection or threads; however, the assembly and disassembly are troublesome if screw connection is adopted, and the assembly and disassembly are easy to loosen if screw connection is adopted.

There is no low noise vortex air pump with easy installation.

Disclosure of Invention

The summary of the utility model is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. The summary of the utility model is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

In order to solve the technical problems mentioned in the background section above, some embodiments of the present utility model provide a low-noise vortex type air pump, an air pump body configured to be cylindrical;

an air inlet channel extending in the air pump body along the circumferential direction for a circle;

the silencer is arranged on the air pump body;

the mounting shell is arranged on the air pump body and provides a mounting table for mounting the silencer;

the sealing shell is arranged on the mounting shell and is used for sealing the mounting shell;

the self-locking structure is used for fixing the silencer on the mounting table;

wherein, the surface part of the mounting table penetrates through the air pump body and is connected with the air inlet channel to form a mounting hole for inserting the silencer; the hole wall of the mounting hole forms a limit table; the outer wall of the silencer is sleeved with a mounting ring corresponding to the limiting table; the mounting ring is abutted against the limiting table after being inserted into the mounting hole, and is fixed in the mounting hole through the self-locking structure;

according to the utility model, the purchased silencer is matched with the mounting ring; then inserting the silencer into the mounting hole and enabling the mounting ring to be in contact with the limiting table; so that the muffler is positioned in the air inlet channel, and then the mounting ring is fixed on the mounting table through the self-locking structure.

Further, the bottom part of the mounting shell is protruded to form a fixed column;

the side wall part of the fixed column extends to the inner wall of the mounting hole to form a positioning block;

wherein, the surface of locating piece and the surface coplanarity of mounting hole.

Further, the positioning block forms a positioning groove;

the surface of the mounting ring, which is abutted against the limiting table, forms a positioning block corresponding to the positioning groove;

after the mounting ring is abutted against the limiting table, the positioning block is inserted into the positioning groove; so that the mounting ring is restrained in the circumferential direction of the mounting hole.

Further, the surface part of the positioning block is radially inwards recessed to form a limit groove;

the side wall of the positioning block is provided with a limiting block inserted into the limiting groove;

the limiting block is connected with the mounting ring by a first spring;

the first spring gives the limiting block an elastic force which is practically far away from the mounting ring; the limiting block is inserted into the limiting groove under the action of the first spring after being in butt joint with the limiting groove, so that the mounting ring is limited in the axial direction of the mounting hole.

Further, a connecting rod which is abutted against the limiting block is slidably arranged in the limiting groove;

the movable rod is slidably arranged in the fixed column and is abutted against the connecting rod;

the movable rod is connected with the fixed column through a second spring, and the second spring gives the movable rod a directional pulling force close to the fixed column.

Further, the surface part of the fixed column is axially concave to form a guide hole;

the guide hole is communicated with the limit groove, so that the guide hole and the limit groove are L-shaped;

wherein, the movable rod is inserted into the guide hole to make the movable rod slide in the guide hole.

Further, inclined planes are arranged on the end faces of the movable rods, which are abutted against the connecting rods.

Further, the bottom of the positioning groove is also provided with an elastic plate;

the elastic plate is connected with the bottom of the positioning groove through a third spring;

the third spring gives the elastic plate an elastic force far away from the bottom of the positioning groove.

Further, the elastic plate is abutted against the bottom of the positioning block.

The utility model has the beneficial effects that: a low noise vortex type air pump with convenient installation is provided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the utility model and are not to be construed as unduly limiting the utility model.

In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. It should be understood that the figures are schematic and that elements and components are not necessarily drawn to scale.

In the drawings:

FIG. 1 is an overall schematic of an embodiment according to the present utility model;

FIG. 2 is a schematic structural view of a portion of an embodiment, primarily illustrating the structure within the mounting shell;

FIG. 3 is a schematic structural view of a portion of an embodiment, primarily showing the structure of the muffler and mounting ring;

FIG. 4 is a schematic structural view of a portion of an embodiment, primarily showing the configuration of the mounting ring and stop block;

fig. 5 is an enlarged view of a portion a of fig. 2.

Reference numerals:

1. an air pump body; 11. an air inlet channel;

2. a muffler;

3. a mounting shell; 31. a mounting groove; 311. a mounting hole; 32. a sealed housing; 312. a limiting table;

4. a mounting ring; 41. a positioning block; 411. a groove;

5. fixing the column; 51. a boss; 511. a positioning groove; 52. a limit groove; 53. a guide hole;

6. a limiting block; 61. a first spring;

7. a connecting rod; 71. a fourth spring;

8. a moving rod; 81. an inclined plane; 82. a second spring;

9. an elastic plate; 91. a third spring;

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.

It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-5, a low noise vortex air pump, comprising: the air pump comprises an air pump body 1, a silencer 2 and a self-locking structure;

the air pump body 1 is configured to be cylindrical, a side wall part of the air pump body 1 is convex, and the convex part inwards concave towards the air pump body 1 to form an air inlet channel 11; the silencer 2 is arranged on the body of the air pump and is partially positioned in the air inlet channel 11; more specifically, the surface of the air pump body 1 is fixedly provided with a mounting shell 3, the mounting shell 3 is provided with a mounting groove 31, and the bottom part of the mounting groove 31 is protruded to form a mounting table for mounting the silencer 2; wherein, the surface part of the mounting table penetrates through the air pump body 1 and is connected with the air inlet channel 11 to form a mounting hole 311 for inserting the muffler 2;

the installation shell 3 is also provided with a sealing shell 32, and the sealing shell 32 is connected with the installation shell 3 by adopting a screw so that the sealing shell 32 is fixed on the installation shell 3.

More specifically, the hole wall portion of the mounting hole 311 is radially recessed, and the circumferential direction of the recessed portion extends for one circle to form a limit table 312; the outer wall of the silencer 2 is sleeved with a mounting ring 4 corresponding to the limiting table 312; the mounting ring 4 is inserted into the mounting hole 311 and then is abutted against the limiting table 312, so that the muffler 2 is partially positioned in the air inlet channel 11; and the mounting ring 4 is fixed to the stopper 312 by a self-locking structure.

More specifically, the self-locking structure includes: the fixed column 5, the positioning block 41, the limiting block 6, the connecting rod 7 and the moving rod 8;

the bottom part of the mounting shell 3 is protruded to form a fixed column 5, the side wall part of the fixed column 5 extends to the inner wall of the mounting hole 311 to form a boss 51, and the upper end surface part of the boss 51 is recessed to form a positioning groove 511; more specifically, the portion of the surface of the mounting ring 4 abutting against the limiting table 312 is protruded to form a positioning block 41 inserted into the positioning groove 511; after the mounting ring 4 is abutted against the limiting table 312, the positioning block 41 is inserted into the positioning groove 511; so that the mounting ring 4 is restrained in the circumferential direction of the mounting hole 311;

the surface part of the positioning block 41, which is attached to the inner wall of the mounting hole 311, is concaved inwards to form a groove 411, a limiting block 6 is slidably arranged in the groove 411, and the end part of the limiting block 6 is connected with the bottom of the groove 411 by adopting a first spring 61; wherein the first spring 61 gives the stopper 6 a practical elastic force away from the mounting ring 4; more specifically, the inner wall portion of the positioning groove 511 is radially recessed to form a stopper groove 52 into which the stopper 6 is inserted; so that the limiting block 6 is inserted into the limiting groove 52 under the action of the first spring 61 after being in butt joint with the limiting groove 52, and the mounting ring 4 is limited in the axial direction of the mounting hole 311; thus, the muffler 2 can be mounted conveniently by simply inserting the mounting ring 4 into the positioning groove 511 and automatically limiting the mounting ring in the circumferential and axial directions.

The connecting rod 7 is arranged in the limiting groove 52 in a sliding manner and can be abutted against the limiting block 6; the connecting rod 7 is connected with the limiting groove 52 through a fourth spring 71, and gives the connecting rod 7 an elastic force which always abuts against the limiting block 6; wherein the elastic force of the first spring 61 is always larger than the elastic force of the fourth spring 71; more specifically, after the limiting block 6 is inserted into the limiting groove 52, the limiting block 6 abuts against the connecting rod 7 to slide in a direction away from the limiting block 6;

the fixed column 5 is also provided with a movable rod 8 which is in contact with the connecting rod 7, and one end which is in contact with the movable rod 8 is provided with an inclined plane 81; more specifically, the surface portion of the fixed post 5 is axially recessed to form a guide hole 53, the moving rod 8 is inserted into the guide hole 53 so that the moving rod 8 slides in the guide hole 53, and is connected to the guide hole 53 by a second spring 82; the guide hole 53 is communicated with the limit groove 52, so that the guide hole 53 and the limit groove 52 are L-shaped; wherein the moving rod 8 is inserted into the guide hole 53 such that the moving rod 8 slides in the guide hole 53; when the connecting rod 7 slides and then abuts against the moving rod 8, the moving rod 8 is driven to move in the direction away from the guide hole 53 in the guide hole 53; at this time, the upper end surface of the moving rod 8 protrudes out of the surface of the fixed column 5;

more specifically, the bottom of the positioning groove 511 is also provided with an elastic plate 9; the elastic plate 9 is connected with the bottom of the positioning groove 511 through a third spring 91; wherein the third spring 91 gives the elastic plate 9 an elastic force away from the bottom of the positioning groove 511; the elastic plate 9 is abutted against the bottom of the positioning block 41; when the muffler 2 needs to be disassembled, the moving rod 8 is only pressed down, and the moving rod 8 props against the connecting rod 7 to move, so that the limiting block 6 is separated from the limiting groove 52; at this time, the elastic plate 9 abuts against the muffler 2 to move away from the positioning groove 511, so that rapid disassembly is realized.

The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.

Claims

1. A low noise vortex air pump comprising:

an air pump body configured to be cylindrical;

an air inlet channel extending a circle along the circumferential direction in the air pump body;

the method is characterized in that:

the low noise vortex type air pump includes:

the silencer is arranged on the air pump body;

wherein, the surface part of the mounting table penetrates through the air pump body and is connected with the air inlet channel to form a mounting hole for inserting the silencer; the hole wall of the mounting hole forms a limit table; the outer wall of the silencer is sleeved with a mounting ring corresponding to the limiting table; the mounting ring is abutted against the limiting table after being inserted into the mounting hole, and is fixed in the mounting hole through the self-locking structure.

2. The low noise vortex air pump of claim 1 wherein:

the self-locking structure comprises:

a fixing column protruding at a bottom portion of the mounting case;

a boss protruding from the side wall of the fixing column toward the inner wall of the mounting hole;

the positioning block is arranged on the mounting ring;

the upper end face of the protrusion is concave to form a positioning groove, and the positioning groove is used for the positioning block to be inserted in, so that the mounting ring is limited in the circumferential direction.

3. The low noise vortex air pump of claim 2 wherein:

the self-locking structure further comprises:

the limiting groove is radially recessed in the inner wall part of the positioning groove;

the limiting block is arranged on the positioning block and corresponds to the limiting groove;

the limiting block is connected with the mounting ring through a first spring;

4. A low noise vortex air pump according to claim 3, characterized in that:

a connecting rod which is in conflict with the limiting block is slidably arranged in the limiting groove;

the fixed column is internally provided with a movable rod which is in contact with the connecting rod in a sliding manner;

the movable rod is connected with the fixed column through a second spring, and the second spring gives the movable rod a pulling force in a direction close to the fixed column.

5. The low noise vortex air pump of claim 4 wherein:

the surface part of the fixed column is axially concave to form a guide hole;

wherein the moving rod is inserted into the guide hole so that the moving rod slides in the guide hole.

6. The low noise vortex air pump of claim 5 wherein:

the end faces of the movable rods, which are abutted against the connecting rods, are provided with inclined planes.

7. The low noise vortex air pump of claim 6 wherein:

an elastic plate is arranged at the bottom of the positioning groove;

and the third spring gives the elastic plate an elastic force far away from the bottom of the positioning groove.

8. The low noise vortex air pump of claim 7 wherein:

the elastic plate is abutted against the bottom of the positioning block.