Small air compressor

Abstract

The utility model discloses a small-sized air compressor, which comprises a supporting base and a pump body arranged on the supporting base, and is characterized in that a high-pressure gas storage cavity is formed on the supporting base, and an air inlet interface and an air outlet interface are arranged at the top of the supporting base; the gas inlet connector and the gas outlet connector are communicated with the high-pressure gas storage cavity, and the gas inlet connector is connected with the pump body through a hose. A traditional air storage tank is not adopted, the high-pressure air storage cavity is formed in the supporting base, the air storage tank is simple in structure, air feeding time is short, pressure difference can be rapidly formed, and the air pressure adjusting device is suitable for small-caliber pneumatic tools.

Description

Technical Field

[0001] The utility model relates to an air compressor for generating high-pressure gas, in particular to a miniaturized air compressor. Background Art

[0002] The air compressor in the prior art generally includes a pump body and an air tank. For example, the Chinese patent application number is CN202311427354.X, and the publication date is February 23, 2024. It discloses an air compressor, including an air tank, a cylinder assembly connected to the air tank, a motor assembly housed in the cylinder assembly, and a transmission assembly connected to the motor assembly. The motor assembly drives the transmission assembly to reciprocate in the cylinder assembly to compress the external air through the cylinder assembly and store it in the air tank; the transmission assembly includes a piston assembly, a connecting rod, and a connecting rod. A connecting rod assembly connected to the piston assembly and an eccentric wheel rotatably mounted on the connecting rod assembly, the eccentric wheel is connected to the motor assembly; the eccentric wheel includes a first eccentric portion and a second eccentric portion, the transmission assembly also includes a balancing slider assembly movably connected to the eccentric wheel, the first eccentric portion is connected to the connecting rod assembly, the second eccentric portion is connected to the balancing slider assembly, the first eccentric portion drives the connecting rod assembly and the piston assembly to perform reciprocating motion, the second eccentric portion drives the balancing slider assembly to move, and the balancing slider assembly intermittently provides inertial force for the second eccentric portion. In the above scheme, the volume of the air storage tank limits the further reduction of the overall volume of the air compressor, and this traditional air compressor structure also needs to be configured with a large number of accessory structures, which are large in volume, heavy in weight, and high in cost. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies of the above-mentioned prior art and provide a small air compressor with small volume and low cost.

[0004] According to a small air compressor provided by the utility model, it includes a support base and a pump body installed on the support base, the support base is formed with a high-pressure gas storage chamber, and the top of the support base is provided with an air inlet interface and an air outlet interface, the air inlet interface and the air outlet interface are communicated with the high-pressure gas storage chamber, and the air inlet interface is connected to the pump body through a hose.

[0005] A small air compressor provided by the utility model also has the following auxiliary technical features:

[0006] It further includes that an air storage chamber shell plate is arranged below the support base, and the air storage chamber shell plate and the support base are connected together to form the high-pressure gas storage chamber.

[0007] It further includes that the support base includes a top plate, two side plates connected to the top plate and a support plate connected to the side plates, and the pump body is installed on the top plate.

[0008] It further includes that the air storage chamber shell plate includes a bottom plate and two end plates connected to the bottom plate, the end plates are connected to the top plate and the side plates, and the bottom plate is connected to the side plates.

[0009] It further includes that the high-pressure gas storage chamber is a square cavity structure.

[0010] It further includes that a plurality of foot pads are arranged on the support plate.

[0011] It further includes a handle, which includes a connecting rod, a grip and a bent rod connecting the grip and the connecting rod, the connecting rod is connected to the supporting base, and the grip is located above the center of gravity of the pump body.

[0012] It further includes that the pump body is a silent pump body, and a plurality of connecting legs are arranged at the bottom of the pump body.

[0013] It further includes that a plurality of strip-shaped holes are arranged on the top of the support base, and the connecting legs are connected to the strip-shaped holes.

[0014] Compared with the prior art, the small air compressor provided by the utility model has the following advantages: the utility model does not use the traditional gas storage tank, but sets a high-pressure gas storage chamber on the support base. The gas storage tank has a simple structure, a short gas supply time, and can quickly form a pressure difference, which is suitable for small-caliber pneumatic tools. The small air compressor of the utility model has a more compact structure, a small and beautiful appearance, is easy to store, has fewer parts, and is easy to operate and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the front view of the utility model.

[0016] Figure 2 It is a bottom view of the utility model.

[0017] Figure 3 It is a three-dimensional diagram of the utility model.

[0018] Figure 4 It is a cross-sectional view of the utility model.

[0019] Figure 5 It is an exploded view of the utility model. DETAILED DESCRIPTION

[0020] In order to clearly illustrate the scheme in the utility model, preferred embodiments are given below and described in detail with reference to the accompanying drawings. The following description is essentially only exemplary and is not intended to limit the application or use of the present disclosure. It should be understood that in all the drawings, corresponding reference numerals represent the same or corresponding parts and features.

[0021] like Figures 1 to 5 As shown, the utility model provides a small air compressor, including a support base 1 and a pump body 2 installed on the support base 1, the support base 1 is formed with a high-pressure gas storage chamber 3, the top of the support base 1 is provided with an air inlet interface 31 and an air outlet interface 32, the air inlet interface 31 and the air outlet interface 32 are in communication with the high-pressure gas storage chamber 3, and the air inlet interface 31 is connected to the pump body 2 through a hose 4. The utility model does not adopt the traditional gas storage tank structure, but sets the high-pressure gas storage chamber 3 on the support base 1, the high-pressure gas storage chamber 3 can temporarily store the high-pressure gas output by the pump body 2, the space is small, the air supply time is short, and the pressure difference can be quickly formed, which is suitable for use with small-caliber pneumatic tools. Therefore, the structure of the utility model is more compact, the appearance is small and beautiful, and it is convenient to store. The pump body 2 in the utility model is a prior art, and a mature commercial product can be used, and its working principle and structure are not repeated.

[0022] See also Figures 1 to 5 In the above embodiment of the utility model, a gas storage cavity shell plate 5 is further provided below the support base 1, and the gas storage cavity shell plate 5 is connected with the support base 1 to form the high-pressure gas storage cavity 3. The utility model utilizes part of the structure of the support base 1 and the shell plate 5 to form the high-pressure gas storage cavity 3, and the structure is simpler.

[0023] See also Figures 1 to 5 In the above embodiment of the utility model, the support base 1 further includes a top plate 11, two side plates 12 connected to the top plate 11 and a support plate 13 connected to the side plates 12, and the pump body 2 is installed on the top plate 11. The support base 1 is an arched structure as a whole, similar to a door-shaped structure, and a space is formed at the bottom for arranging the high-pressure gas storage chamber 3.

[0024] See also Figures 1 to 5In the above embodiment given by the utility model, it is further included that the gas storage chamber shell plate 5 includes a bottom plate 51 and two end plates 52 connected to the bottom plate 51, the end plates 52 are connected to the top plate 11 and the side plates 12, and the bottom plate 51 is connected to the side plates 12. The high-pressure gas storage chamber 3 is a square cavity structure. The gas storage chamber shell plate 5 is welded to the support base 1 to form a closed cavity. The above plates are welded together to form a square cavity structure, which is simple in structure and easy to process.

[0025] See also Figures 1 to 5 In the above embodiment of the utility model, a plurality of foot pads 14 are further provided on the support plate 13. The foot pads 14 play a supporting and shock absorbing role.

[0026] See also Figures 1 to 5 , the above embodiment of the utility model further includes a handle 6, the handle 6 includes a connecting rod 61, a grip 62 and a bent rod 63 connecting the grip 62 and the connecting rod 61, the connecting rod 61 is connected to the supporting base 1, and the grip 62 is located above the center of gravity of the pump body 2. The handle 6 facilitates the transportation of the air compressor, and the above structure is conducive to the user's transportation operation.

[0027] See also Figures 1 to 5 , the above-mentioned embodiment given in the utility model further includes that the pump body 2 is a silent pump body, and a plurality of connecting legs 21 are provided at the bottom of the pump body 2. The pump body 2 is an integral head assembly, which adopts the mature silent oil-free air compressor head in the existing industry. This type of head adopts a double-cylinder structure, and the output high-pressure gas has high pressure, stable pressure, and low overall noise. The utility model is equipped with a large capacitor 7 at the bottom of the support base for starting the motor in the pump body 2. The space of the support base 1 is fully utilized to further make the structure compact. A protective shell is provided on the outside of the capacitor 7, and the protective shell is connected to the bottom of the support base 1.

[0028] See also Figures 1 to 5 In the above embodiment of the utility model, the top of the support base 1 is further provided with a plurality of strip holes 15, and the connecting legs 21 are connected to the strip holes 15. The strip holes 15 facilitate the connection of the connecting legs 21 and facilitate adjustment.

[0029] In summary, the above contents are only embodiments of the present invention, which are only used to illustrate the principle of the present invention, and are not used to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A small air compressor, comprising a support base and a pump body mounted on the support base, characterized in that: The support base is formed with a high-pressure gas storage chamber, and the top of the support base is provided with an air inlet interface and an air outlet interface, the air inlet interface and the air outlet interface are communicated with the high-pressure gas storage chamber, and the air inlet interface is connected to the pump body through a hose.

2. A small air compressor according to claim 1, characterized in that: An air storage cavity shell plate is arranged below the support base, and the air storage cavity shell plate and the support base are connected together to form the high-pressure gas storage cavity.

3. A small air compressor as claimed in claim 2, characterized in that: The support base comprises a top plate, two side plates connected to the top plate and a support plate connected to the side plates, and the pump body is mounted on the top plate.

4. A small air compressor as claimed in claim 3, characterized in that: The air storage cavity shell plate includes a bottom plate and two end plates connected to the bottom plate, the end plates are connected to the top plate and the side plates, and the bottom plate is connected to the side plates.

5. A small air compressor as claimed in claim 4, characterized in that: The high-pressure gas storage chamber is a square cavity structure.

6. A small air compressor as claimed in claim 3, characterized in that: A plurality of foot pads are arranged on the support plate.

7. A small air compressor according to claim 1, characterized in that: It also includes a handle, which includes a connecting rod, a grip and a bent rod connecting the grip and the connecting rod, the connecting rod is connected to the supporting base, and the grip is located above the center of gravity of the pump body.

8. A small air compressor as claimed in claim 1, characterized in that: The pump body is a silent pump body, and a plurality of connecting legs are arranged at the bottom of the pump body.

9. A small air compressor according to claim 8, characterized in that: The top of the support base is provided with a plurality of strip-shaped holes, and the connecting legs are connected to the strip-shaped holes.

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