CN213928671U

CN213928671U - Air compressor

Info

Publication number: CN213928671U
Application number: CN202023091460.XU
Authority: CN
Inventors: 李飞
Original assignee: Jiangmen Junfei Precision Manufacturing Co ltd
Current assignee: Jiangmen Junfei Precision Manufacturing Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-10
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses an air compressor, including the gas holder, the top of gas holder is provided with the compressor, be provided with the inner chamber in the compressor, the nested sliding connection in inner chamber near top position has the piston, and the interior intracavity below is provided with the cam, the bottom of piston is rotated and is connected with the connecting rod, the bottom and the cam of connecting rod rotate mutually and are connected, compressor one side is provided with the motor, and the top both sides of compressor are provided with air inlet and gas outlet respectively, be linked together through first gas port between air inlet and the inner chamber. The utility model discloses in, through the filtration that sets up, not only can filter impurity dust and moisture in the air and so on, guarantee that the structure has stable filtration efficiency, comes to play stable guard action to the compressor, simultaneously through the connection structure who sets up and limit structure's cooperation, can guarantee that filtration stability locks the installation, also can carry out quick convenient dismantlement work simultaneously.

Description

Air compressor

Technical Field

The utility model relates to an air compressor technical field especially relates to an air compressor.

Background

The air compressor is a device for compressing gas, the compressor is directly driven by a motor, a crankshaft is enabled to generate rotary motion, a connecting rod is driven to enable a piston to generate reciprocating motion, and the volume of a cylinder is changed;

some existing compressors have the air inlet which is mostly of a single filter screen structure for filtering, the filtering efficiency is insufficient, meanwhile, the conventional filter screen is mostly fixed and installed in a screw mode, the operation is inconvenient when the conventional filter screen is installed or detached, meanwhile, the screws are used for a long time, the situation of thread sliding is easy to occur, and therefore the structural installation is unstable, and certain safety problems exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an air compressor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an air compressor comprises an air storage tank, wherein a compressor is arranged at the top of the air storage tank, an inner cavity is arranged in the compressor, a piston is connected to the position, close to the top, in the inner cavity in a nested and sliding manner, a cam is arranged below the inner cavity, the bottom of the piston is rotatably connected with a connecting rod, the bottom end of the connecting rod is rotatably connected with the cam, a motor is arranged on one side of the compressor, an air inlet and an air outlet are respectively arranged on two sides of the top of the compressor, the air inlet is communicated with the inner cavity through a first air port, a first air valve is nested in the first air port, the air outlet is communicated with the inner cavity through a second air port, a second air valve is nested in the second air port, fixed rods are fixedly connected to the tops of the first air valve and the second air valve, grooves are arranged on the tops of the inner walls of the air inlet and the air outlet, the two grooves are internally provided with a first spring connected with the top of the fixed rod, one side of the outer surface of the compressor is provided with a gas pipe communicated with the gas outlet, one side of the compressor is provided with a filter box, the compressor is fixedly connected with a fixed block, one side of the outer surface of the filter box is provided with a pipe joint, the fixed block is provided with a pipe inserting groove communicated with the gas inlet, the pipe inserting groove and the pipe joint are arranged in a nested fit manner, one side of the outer surface of the filter box is fixedly connected with two connecting blocks, inner grooves are arranged at corresponding positions in the filter box and the two connecting blocks, moving blocks are arranged in the two inner grooves, a second spring is connected between one side of the inner wall of the two inner grooves and one side of the outer surfaces of the two moving blocks, and two ends of one side of the outer surface of the two moving blocks are respectively and fixedly connected with a push rod and a limiting block, the surface one side of fixed block is provided with two spread grooves, two inner wall one side of spread groove all is provided with the spacing groove, be provided with filter screen and dehumidification layer in the rose box respectively.

As a further description of the above technical solution:

the driving end of the motor and the corresponding position on the central shaft of the cam are provided with belt wheels, and a belt is connected between the two belt wheels.

As a further description of the above technical solution:

the first air valve and the second air valve are both arranged in a conical shape, and the conical angle directions of the first air valve and the second air valve are opposite.

As a further description of the above technical solution:

one end of the gas pipe, which is far away from the compressor, is communicated with the gas storage tank.

As a further description of the above technical solution:

the two connecting blocks and the two connecting grooves are arranged in a corresponding nesting matching mode, and the two limiting blocks and the two limiting grooves are arranged in a corresponding nesting matching mode.

As a further description of the above technical solution:

and a pressure gauge is arranged on one side of the top of the gas storage tank, and a pressure release valve is arranged on the pressure gauge.

The utility model discloses following beneficial effect has:

the air compressor drives the cam to operate through the motor, the cam drives the piston to reciprocate, reciprocating compressed air work can be carried out by matching with the arrangement of the air valve structure, and compressed air is conveyed into the air storage tank through the conveying pipe, so that air compression is realized, not only can impurity dust, moisture and the like in the air be filtered through the arranged filtering structure, and the stable filtering efficiency of the structure is ensured, so that the compressor is stably protected, meanwhile, through the matching of the arranged connecting structure and the limiting structure, the stable locking and installation of the filtering structure can be ensured, meanwhile, the rapid and convenient disassembly work can be carried out, the use is flexible and convenient, the operation is simple, the regular cleaning work can be conveniently carried out, the operation is time-saving and labor-saving, the problems of the existing compressors are solved, and most of air inlets of the existing compressors are filtered through a single filter screen structure, the filter efficiency exists not enoughly, and the conventional filter screen adopts the form of screw to carry out fixed mounting more simultaneously, and such mode of setting not only operates very inconveniently when installing or dismantling, and the smooth silk condition of screw thread appears in the long-term use of screw easily simultaneously, therefore leads to the structure installation unstable, has had certain security problem.

Drawings

Fig. 1 is a schematic view of an overall structure of an air compressor according to the present invention;

fig. 2 is a top view of a pulley structure of an air compressor according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 of an air compressor according to the present invention;

fig. 4 is an enlarged view of a portion B in fig. 1 of an air compressor according to the present invention.

Illustration of the drawings:

1. a gas storage tank; 2. a compressor; 3. an inner cavity; 4. a piston; 5. a cam; 6. a connecting rod; 7. a motor; 8. a pulley; 9. a belt; 10. an air inlet; 11. an air outlet; 12. a first gas port; 13. a first air valve; 14. a second gas port; 15. a second air valve; 16. fixing the rod; 17. a groove; 18. a first spring; 19. a gas delivery pipe; 20. a filter box; 21. a fixed block; 22. a pipe joint; 23. a pipe insertion slot; 24. connecting blocks; 25. an inner tank; 26. a moving block; 27. a second spring; 28. a push rod; 29. a limiting block; 30. connecting grooves; 31. a limiting groove; 32. filtering with a screen; 33. a dehumidification layer; 34. a pressure gauge; 35. a pressure relief valve.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: an air compressor comprises an air storage tank 1, a compressor 2 is arranged at the top of the air storage tank 1, an inner cavity 3 is arranged in the compressor 2, a piston 4 is nested and slidably connected in the inner cavity 3 close to the top, a cam 5 is arranged below the inner cavity 3, a connecting rod 6 is rotatably connected at the bottom of the piston 4, the bottom end of the connecting rod 6 is rotatably connected with the cam 5, a motor 7 is arranged at one side of the compressor 2, an air inlet 10 and an air outlet 11 are respectively arranged at two sides of the top of the compressor 2, the air inlet 10 is communicated with the inner cavity 3 through a first air port 12, a first air valve 13 is nested in the first air port 12, the air outlet 11 is communicated with the inner cavity 3 through a second air port 14, a second air valve 15 is nested in the second air port 14, a fixing rod 16 is fixedly connected at the tops of the first air valve 13 and the second air valve, a first spring 18 connected with the top of the fixed rod 16 is arranged in each of the two grooves 17, a gas pipe 19 communicated with the gas outlet 11 is arranged on one side of the outer surface of the compressor 2, a filter box 20 is arranged on one side of the compressor 2, a fixed block 21 is fixedly connected on the compressor 2, a pipe joint 22 is arranged on one side of the outer surface of the filter box 20, a pipe inserting slot 23 communicated with the gas inlet 10 is arranged on the fixed block 21, the pipe inserting slot 23 and the pipe joint 22 are arranged in a nested fit manner, two connecting blocks 24 are fixedly connected on one side of the outer surface of the filter box 20, inner grooves 25 are arranged at positions corresponding to the positions in the filter box 20 and the two connecting blocks 24, moving blocks 26 are arranged in the two inner grooves 25, a second spring 27 is connected between one side of the inner walls of the two inner grooves 25 and one side of the outer surfaces of the two moving blocks 26, and push rods 28 and limiting blocks 29 are fixedly connected at two ends of one side of the outer surfaces of the two moving blocks 26 respectively, two connecting grooves 30 are arranged on one side of the outer surface of the fixing block 21, limiting grooves 31 are arranged on one sides of the inner walls of the two connecting grooves 30, and a filter screen 32 and a dehumidification layer 33 are arranged in the filter box 20 respectively.

The drive end of the motor 7 and the corresponding position on the central shaft of the cam 5 are both provided with belt wheels 8, a belt 9 is connected between the two belt wheels 8, and the structure of the whole air compressor can be stably operated.

First pneumatic valve 13 and second pneumatic valve 15 are the toper setting, and the cone angle opposite direction of first pneumatic valve 13 and second pneumatic valve 15, through the setting of structure, can drive the pneumatic valve structure and remove when piston 4 moves to the realization admits air and gives vent to anger and can stabilize independent operation, thereby realizes stable air compression operation.

One end of the air pipe 19 far away from the compressor 2 is communicated with the air storage tank 1, and compressed air can be conveniently conveyed into the air storage tank 1 through the structure.

Two connecting blocks 24 and two spread grooves 30 are for corresponding nested cooperation setting, and two stoppers 29 and two spacing grooves 31 are for corresponding nested cooperation setting, through the setting of structure, can guarantee that filtration can be convenient stable install filtering work, also can carry out convenient dismantlement work simultaneously, conveniently clear up, and it is nimble convenient to use.

A pressure gauge 34 is arranged on one side of the top of the gas storage tank 1, a pressure release valve 35 is arranged on the pressure gauge 34, the pressure condition in the gas storage tank 1 can be monitored by the pressure gauge 34 in real time, the pressure release valve 35 can conveniently release pressure, and a good protection effect can be achieved on the structure.

The working principle is as follows: when the air compressor is used, the push rod 28 is pressed, the push rod 28 drives the moving block 26 to compress the second spring 27 and simultaneously drives the limit block 29 to be accommodated in the inner groove 25, the pipe joint 22 is inserted into the pipe insertion groove 23, the connecting block 24 is clamped into the connecting groove 30, the push rod 28 is released after the clamping is carried out, the second spring 27 resets and drives the limit block 29 to be clamped into the limit groove 31, the installation work of the filtering structure can be completed, the motor 7 drives the belt wheel 8 structure to drive the cam 5 to rotate, the cam 5 drives the piston 4 to reciprocate, the piston 4 moves downwards to filter air through the filtering box 20 and then enters the air inlet 10 and pushes the first air valve 13, the first air valve 13 moves downwards to open the first air inlet 12 to intake air, the corresponding first spring 18 is pulled, the first spring 18 drives the first air valve 13 to reset and seal the first air inlet 12 after the piston 4 stops, the piston 4 moves upwards to compress air and simultaneously pushes the second air valve 15, the second air valve 15 leaves the second air port 14 and compresses the corresponding first spring 18 at the same time, air automatically enters the air outlet 11 and is sent into the air storage tank 1 through the air pipe 19, thereby completing a compression process, and continuous air compression can be carried out through reciprocating motion.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An air compressor comprising an air storage tank (1), characterized in that: the gas storage tank is characterized in that a compressor (2) is arranged at the top of the gas storage tank (1), an inner cavity (3) is arranged in the compressor (2), a piston (4) is connected to the position, close to the top, in the inner cavity (3) in a nested sliding manner, a cam (5) is arranged below the inner cavity (3), the bottom of the piston (4) is rotatably connected with a connecting rod (6), the bottom end of the connecting rod (6) is rotatably connected with the cam (5), a motor (7) is arranged on one side of the compressor (2), a gas inlet (10) and a gas outlet (11) are respectively arranged on two sides of the top of the compressor (2), the gas inlet (10) is communicated with the inner cavity (3) through a first gas port (12), a first gas valve (13) is nested in the first gas port (12), and the gas outlet (11) is communicated with the inner cavity (3) through a second gas port (14), a second air valve (15) is nested in the second air port (14), fixing rods (16) are fixedly connected to the tops of the first air valve (13) and the second air valve (15), grooves (17) are formed in the tops of the inner walls of the air inlet (10) and the air outlet (11), first springs (18) connected to the tops of the fixing rods (16) are arranged in the two grooves (17), an air conveying pipe (19) communicated with the air outlet (11) is arranged on one side of the outer surface of the compressor (2), a filter box (20) is arranged on one side of the compressor (2), a fixing block (21) is fixedly connected to the compressor (2), a pipe joint (22) is arranged on one side of the outer surface of the filter box (20), a pipe inserting groove (23) communicated with the air inlet (10) is formed in the fixing block (21), and the pipe inserting groove (23) and the pipe joint (22) are arranged in a nested and matched mode, the utility model discloses a filter box, including rose box (20), filter box, inner tank (26), stopper (29), fixed connection have two connecting blocks (24) on one side of the surface of rose box (20), and the corresponding position all is provided with inside groove (25) in rose box (20) and two connecting blocks (24), two all be provided with movable block (26) in inside groove (25), and all be connected with second spring (27) between two inside groove (25) inner wall one side and two movable block (26) surface one sides, two respectively fixedly connected with push rod (28) and stopper (29) are equallyd divide at surface one side both ends of movable block (26), surface one side of fixed block (21) is provided with two spread grooves (30), two inner wall one side of spread groove (30) all is provided with spacing groove (31), be provided with filter screen (32) and dehumidification layer (33) in rose box (20) respectively.

2. An air compressor as claimed in claim 1, wherein: the driving end of the motor (7) and the corresponding position on the central shaft of the cam (5) are provided with belt wheels (8), and a belt (9) is connected between the two belt wheels (8).

3. An air compressor as claimed in claim 1, wherein: the first air valve (13) and the second air valve (15) are both arranged in a conical shape, and the conical angle directions of the first air valve (13) and the second air valve (15) are opposite.

4. An air compressor as claimed in claim 1, wherein: one end of the gas pipe (19) far away from the compressor (2) is communicated with the gas storage tank (1).

5. An air compressor as claimed in claim 1, wherein: the two connecting blocks (24) and the two connecting grooves (30) are correspondingly nested and matched, and the two limiting blocks (29) and the two limiting grooves (31) are correspondingly nested and matched.

6. An air compressor as claimed in claim 1, wherein: a pressure gauge (34) is arranged on one side of the top of the gas storage tank (1), and a pressure release valve (35) is arranged on the pressure gauge (34).