CN213899243U

CN213899243U - Air compressor for providing high-low pressure gas

Info

Publication number: CN213899243U
Application number: CN202022660539.3U
Authority: CN
Inventors: 张倩
Original assignee: Shanghai Jingsa Electromechanical Equipment Co ltd
Current assignee: Shanghai Jingsa Electromechanical Equipment Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-06
Anticipated expiration: 2030-11-17

Abstract

The utility model belongs to the technical field of air compressors, and discloses an air compressor for providing high-low pressure gas, which comprises a shell, wherein a low-pressure gas feeder body is arranged at one end inside the shell, the other end inside the shell is connected with a high-pressure gas feeder body, an air inlet pipe is arranged at one end of the top of the shell, a high-pressure air outlet pipe is fixed at the other end of the top of the shell, one end of the air inlet pipe extending to the inside of the shell is connected with the low-pressure gas feeder body, and a filter is arranged at the top end of the air inlet pipe, the utility model can greatly weaken the vibration energy generated by the low-pressure gas feeder body and the high-pressure gas feeder body through the matching of structures such as a first spring, a fixed column and a second spring, thereby reducing the vibration amplitude of the low-pressure gas feeder body and the high-pressure gas feeder body, further ensuring the stability of the low-pressure gas feeder body and the high-pressure gas feeder body, and effectively preventing the shell from vibrating, avoid producing great noise, improved the stability of casing.

Description

Air compressor for providing high-low pressure gas

Technical Field

The utility model belongs to the technical field of air compressor, concretely relates to air compressor who provides high-low pressure gas.

Background

The air compressor is a device for compressing gas, the air compressor is similar to a water pump in structure, most of the air compressors are of a reciprocating piston type, rotating blades or rotating screws, and centrifugal compressors are very large application programs and can be divided into three types according to working principles, namely a volume type compressor, a power type compressor (a speed type compressor or a turbine type compressor) and a thermal type compressor, and can be divided into an oil-free air compressor and an engine oil lubrication air compressor according to a lubrication mode, and can be divided into air compressors with low noise, variable frequency, explosion prevention and the like according to performance.

In chinese patent with patent number CN201621169042.9, an air compressor for providing high and low pressure gas is disclosed, the device is through setting up low pressure air feed unit and high pressure air feed unit, in order to realize the high pressure low pressure gas of device and carry, but equipment during operation vibration amplitude on low pressure air feed unit and the high pressure air feed unit is great, thereby lead to the continuous vibrations of whole device easily, not only influence the stability of device, and vibrations also can produce great noise, in addition, the device sets up filter equipment in the intake pipe and filters the air, but the filter equipment dismouting is inconvenient, thereby be difficult to take off it and change the filter core that blocks up, influence the efficiency of admitting air.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air compressor who provides high-low pressure gas to the whole device that proposes in solving above-mentioned background art takes place vibrations easily, and the inconvenient problem of filter equipment dismouting.

In order to achieve the above object, the utility model provides a following technical scheme: an air compressor for providing high-low pressure gas comprises a shell, wherein a low-pressure gas feeder body is installed at one end inside the shell, the other end inside the shell is connected with a high-pressure gas feeder body, an air inlet pipe is installed at one end of the top of the shell, a high-pressure air outlet pipe is fixed at the other end of the top of the shell, one end of the air inlet pipe extending into the shell is connected with the low-pressure gas feeder body, a filter is installed at the top end of the air inlet pipe, one end of the high-pressure air outlet pipe extending into the shell is connected with the high-pressure gas feeder body, a low-pressure air outlet pipe is installed below one side of the shell, one end of the low-pressure air outlet pipe extending into the shell is connected with the low-pressure gas feeder body, a connecting pipe is installed between the low-pressure gas feeder body and the high-pressure gas feeder body, and fixing columns are fixed at the top end and the bottom end of the low-pressure gas feeder body and the high-pressure gas feeder body, the utility model discloses a fixing device for a motor vehicle, including casing, fixed column, stopper, first spring, stopper, second spring, cavity groove, the inside one side that is close to the fixed column of casing has seted up the cavity groove, the outer wall cover of fixed column is equipped with first spring, and the fixed column extends to the inside one end in cavity groove and installs the stopper, the one end of keeping away from the fixed column of stopper is fixed with the second spring, the one end that the stopper was kept away from to the second spring is connected with the inner wall in cavity groove.

Preferably, the draw-in groove has been seted up to the bottom of filter, and the both sides of filter all articulate there is the limiting plate, the top of intake pipe be fixed with draw-in groove assorted snap ring, and the top both sides of intake pipe have all seted up the constant head tank, the bottom inboard of limiting plate be fixed with constant head tank assorted locating piece.

Preferably, the bottom of the shell is provided with a backing plate, and the bottom of the backing plate is fixed with a roller.

Preferably, a rubber pad is installed on the inner wall of the clamping groove.

Preferably, a valve is installed on the outer wall of the connecting pipe, and the valve is located between the low pressure air feeder body and the high pressure air feeder body.

Preferably, a handle is installed on one side of the shell, and arc chamfers are arranged at two ends of the top of the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of first spring, fixed column and second spring isotructure can weaken the vibrations energy that low pressure air feeder body and high pressure air feeder body produced greatly to reduce its vibration range, and then guaranteed the stability of low pressure air feeder body and high pressure air feeder body, effectually prevented that the casing from taking place vibrations, avoided producing great noise, improved the stability of casing.

(2) The utility model discloses a cooperation of snap ring, draw-in groove, limiting plate and locating piece isotructure can fix the filter on the top of intake pipe, can pull down the filter fast simultaneously, and then the dismouting filter of being convenient for to in time clear up the filter, easy operation is convenient, has improved the practicality of device greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

in the figure: 1. a cavity groove; 2. fixing a column; 3. a housing; 4. a low pressure air feeder body; 5. a low-pressure air outlet pipe; 6. a connecting pipe; 7. an air inlet pipe; 8. a high pressure air feeder body; 9. a first spring; 10. a second spring; 11. a high-pressure air outlet pipe; 12. a filter; 13. a limiting block; 14. a card slot; 15. a snap ring; 16. Positioning a groove; 17. positioning blocks; 18. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: an air compressor for providing high-low pressure gas comprises a shell 3, a low pressure gas supply machine body 4 is installed at one end inside the shell 3, a high pressure gas supply machine body 8 is connected with the other end inside the shell 3, an air inlet pipe 7 is installed at one end of the top of the shell 3, a high pressure air outlet pipe 11 is fixed at the other end of the top of the shell 3, one end of the air inlet pipe 7 extending to the inside of the shell 3 is connected with the low pressure gas supply machine body 4, a filter 12 is installed at the top end of the air inlet pipe 7, one end of the high pressure air outlet pipe 11 extending to the inside of the shell 3 is connected with the high pressure gas supply machine body 8, a low pressure air outlet pipe 5 is installed below one side of the shell 3, one end of the low pressure air outlet pipe 5 extending to the inside of the shell 3 is connected with the low pressure gas supply machine body 4, a connecting pipe 6 is installed between the low pressure gas supply machine body 4 and the high pressure gas supply machine body 8, and fixing columns 2 are fixed at the top end and the bottom end of the low pressure gas supply machine body 4 and the high pressure gas supply machine body 8, a cavity groove 1 is arranged on one side of the inside of the shell 3 close to the fixed column 2, a first spring 9 is sleeved on the outer wall of the fixed column 2, a limiting block 13 is arranged at one end of the fixed column 2 extending to the inside of the cavity groove 1, a second spring 10 is fixed at one end of the limiting block 13 far away from the fixed column 2, one end of the second spring 10 far away from the limiting block 13 is connected with the inner wall of the cavity groove 1, when the low-pressure air feeder body 4 and the high-pressure air feeder body 8 vibrate, the limiting block 13 is driven by the fixed column 2 to move in the cavity groove 1, so that the limiting block 13 extrudes or pulls the second spring 10, meanwhile, the first spring 9 is also compressed or stretched, under the elastic action of the first spring 9 and the second spring 10, the vibration energy generated by the low-pressure air feeder body 4 and the high-pressure air feeder body 8 can be greatly weakened, and the vibration amplitude of the low-pressure air feeder body 4 and the high-pressure air feeder body 8 is reduced, and then guaranteed the stability of low pressure air feeder body 4 and high pressure air feeder body 8, effectually prevented that casing 3 from taking place vibrations, avoided producing great noise, improved casing 3's stability.

Further, draw-in groove 14 has been seted up to the bottom of filter 12, and the both sides of filter 12 all articulate there is limiting plate 18, the top of intake pipe 7 is fixed with snap ring 15 with draw-in groove 14 assorted, and constant head tank 16 has all been seted up to the top both sides of intake pipe 7, the bottom inboard of limiting plate 18 is fixed with constant head tank 16 assorted locating piece 17, interlock each other through snap ring 15 and draw-in groove 14, then rotate limiting plate 18 and make locating piece 17 card go into in the constant head tank 16, thereby can fix filter 12 on the top of intake pipe 7, when filter 12 is dismantled to needs, locating piece 17 releases constant head tank 16 when rotatable limiting plate 18, then upwards pull out filter 12 and make snap ring 15 and draw-in groove 14 separate, can take off filter 12, so that filter 12 is cleared up, the operation is simple and convenient, the practicality of device has been improved greatly.

Further, the bottom of the shell 3 is provided with a backing plate, the bottom of the backing plate is fixed with a roller, and the roller is convenient for moving the device.

Specifically, the inner wall of the clamping groove 14 is provided with a rubber pad, and the rubber pad has a stable effect.

Specifically, the outer wall of the connection pipe 6 is installed with a valve through which the flow of air is controlled, and the valve is located between the low pressure feeder body 4 and the high pressure feeder body 8.

Specifically, a handle is installed on one side of the shell 3, a push-pull device is convenient to push through the handle, and arc chamfers are arranged at two ends of the top of the handle.

The utility model discloses a theory of operation and use flow: when the utility model is used, the power is firstly switched on to electrify the inside of the device, then the low pressure gas feeder body 4 works to make air enter the air inlet pipe 7, low pressure compressed gas is formed after dehumidification and compression, then a part of low pressure compressed gas is output from the low pressure air outlet pipe 5 to be supplied to low pressure users for use, and the other part of low pressure compressed gas enters the high pressure gas feeder body 8 through the connecting pipe 6, high pressure gas is formed after the high pressure gas feeder body 8 is converted and output from the high pressure air outlet pipe 11, when the low pressure gas feeder body 4 and the high pressure gas feeder body 8 work, the fixed column 2 can drive the stopper 13 to move in the cavity groove 1, so that the stopper 13 extrudes or pulls the second spring 10, meanwhile, the first spring 9 is also compressed or stretched, under the elastic action of the first spring 9 and the second spring 10, the vibration energy generated by the low pressure gas feeder body 4 and the high pressure gas feeder body 8 can be greatly weakened, thereby the vibration range of low pressure air feeder body 4 and high pressure air feeder body 8 has been reduced, and then the stability of low pressure air feeder body 4 and high pressure air feeder body 8 has been guaranteed, the effectual casing 3 that has prevented from taking place vibrations, the great noise of production has been avoided, the stability of casing 3 has been improved, when filter 12 is dismantled to needs, locating piece 17 releases constant head tank 16 during rotatable limiting plate 18, then upwards pull out filter 12 and make snap ring 15 and draw-in groove 14 separation, filter 12 can be taken off, so that clearance filter 12, the operation is simple and convenient, the practicality of device is greatly improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An air compressor for providing high and low pressure gas, comprising: comprises a shell (3), a low-pressure air feeder body (4) is installed at one end inside the shell (3), the other end inside the shell (3) is connected with a high-pressure air feeder body (8), an air inlet pipe (7) is installed at one end of the top of the shell (3), a high-pressure air outlet pipe (11) is fixed at the other end of the top of the shell (3), one end of the air inlet pipe (7) extending to the inside of the shell (3) is connected with the low-pressure air feeder body (4), a filter (12) is installed at the top end of the air inlet pipe (7), one end of the high-pressure air outlet pipe (11) extending to the inside of the shell (3) is connected with the high-pressure air feeder body (8), a low-pressure air outlet pipe (5) is installed below one side of the shell (3), one end of the low-pressure air outlet pipe (5) extending to the inside of the shell (3) is connected with the low-pressure air feeder body (4), and install connecting pipe (6) between low pressure air feeder body (4) and high pressure air feeder body (8), the top and the bottom of low pressure air feeder body (4) and high pressure air feeder body (8) all are fixed with fixed column (2), chamber groove (1) has been seted up to one side that the inside of casing (3) is close to fixed column (2), the outer wall cover of fixed column (2) is equipped with first spring (9), and fixed column (2) extend to the inside one end in chamber groove (1) and install stopper (13), the one end of keeping away from fixed column (2) of stopper (13) is fixed with second spring (10), the one end that stopper (13) were kept away from in second spring (10) is connected with the inner wall in chamber groove (1).

2. An air compressor for providing high and low pressure gas as claimed in claim 1, wherein: draw-in groove (14) have been seted up to the bottom of filter (12), and the both sides of filter (12) all articulate there is limiting plate (18), the top of intake pipe (7) is fixed with snap ring (15) with draw-in groove (14) assorted, and constant head tank (16) have all been seted up to the top both sides of intake pipe (7), the bottom inboard of limiting plate (18) be fixed with constant head tank (16) assorted locating piece (17).

3. An air compressor for providing high and low pressure gas as claimed in claim 1, wherein: the bottom of the shell (3) is provided with a backing plate, and the bottom of the backing plate is fixed with a roller.

4. An air compressor for providing high and low pressure gas as claimed in claim 2, wherein: and a rubber pad is arranged on the inner wall of the clamping groove (14).

5. An air compressor for providing high and low pressure gas as claimed in claim 1, wherein: and a valve is arranged on the outer wall of the connecting pipe (6) and is positioned between the low-pressure air feeder body (4) and the high-pressure air feeder body (8).

6. An air compressor for providing high and low pressure gas as claimed in claim 1, wherein: the handle is installed to one side of casing (3), and the top both ends of handle all are provided with circular arc chamfer.