CN217582438U

CN217582438U - Single-cylinder oil-free air compressor with high-level protection

Info

Publication number: CN217582438U
Application number: CN202123255568.2U
Authority: CN
Inventors: 李仁广
Original assignee: Wuyi Guangli Mechanical & Electrical Co ltd
Current assignee: Wuyi Guangli Mechanical & Electrical Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-10-14
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a single cylinder oil-free air compressor of high-grade protection, the crank is established to the cover on the center pin of motor, connecting rod and first fan and crank connection, the piston ring is connected with the connecting rod, the crankcase is connected with the motor, the piston ring is reciprocating motion about being in the upper portion through-hole of crankcase, the valve plate is connected with crankcase and cylinder cap, the second fan is established to the cover on the center pin of the other end of motor, the cylinder cap passes through the connecting pipe and is connected with the check valve that sets up on the gas holder, pressure switch and gas holder intercommunication, the air-vent valve is connected with pressure switch, quick-operation joint and air-vent connection, the flabellum of first fan and second fan is for base vertical distribution, the base distribution of first fan and second fan has a plurality of ventilative holes, the dustcoat that is provided with ventilative hole sets up outside the compressor, the utility model discloses simple structure prevents that the work piece from exposing through the dustcoat that is provided with ventilative hole, has solved through setting up neotype fan reinforcing heat dissipation and has set up the dustcoat and can lead to overheated problem of work piece.

Description

Single-cylinder oil-free air compressor with high-level protection

Technical Field

The utility model relates to an air compressor, especially a single cylinder does not have oily air compressor of high-grade protection.

Background

A piston compressor is a compressor that pressurizes and delivers gas by means of reciprocating movement of a piston. The reciprocating piston type compressor mainly compresses and conveys air by means of reciprocating motion of a connecting rod piston in a cylinder, a crank connecting rod piston and a cooling fan device exposed outside a motor are in a high-speed working state in working, the air compressor mostly works in the environments of construction sites or factories and the like, the risk of entering of foreign matters in complex environments is high, once foreign matters enter the running track of a mechanism in motion, unpredictable risks can be caused to the machine and a user, and the service life of the machine is extremely easy to be greatly reduced if the heat dissipation of the whole closed air compressor is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's is not enough, a single cylinder oil-free air compressor of high-grade protection is provided, the crank is established to the cover on the center pin of motor, connecting rod and first fan and crank connection, the piston ring is connected with the connecting rod, the crankcase is connected with the motor, the piston ring is reciprocating motion about in the upper portion through-hole of crankcase, the valve plate is connected with crankcase and cylinder cap, the second fan is established to the cover on the center pin of the other end of motor, the cylinder cap passes through the connecting pipe and is connected with the check valve that sets up on the gas holder, pressure switch and gas holder intercommunication, the air-vent valve is connected with pressure switch, quick-operation joint and air-vent valve connection, the flabellum of first fan and second fan is for base vertical distribution, the base distribution of first fan and second fan has a plurality of ventilation holes, the dustcoat that is provided with ventilation hole sets up outside the compressor, the utility model discloses simple structure prevents the work piece through the dustcoat that is provided with ventilation hole, through setting up neotype fan reinforcing heat dissipation, solved and set up the dustcoat and can lead to the overheated problem of work piece.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a single cylinder oil-free air compressor of high-grade protection, contains dustcoat, crankcase, motor, crank, connecting rod, piston ring, valve plate, cylinder head, first fan, second fan, check valve, pressure switch, air-vent valve, quick-operation joint, gas holder, the crank is established to the cover on the center pin of motor, the connecting rod is connected with first fan and crank, the piston ring is connected with the connecting rod, the crankcase is connected with the motor, reciprocating motion about the piston ring is done in the upper portion through-hole of crankcase, the valve plate is connected with crankcase and cylinder head, the second fan is established to the cover on the center pin of the other end of motor, the cylinder head passes through the connecting pipe and is connected with the check valve that sets up on the gas holder, pressure switch and gas holder intercommunication, the air-vent valve is connected with pressure switch, quick-operation joint is connected with the air-vent valve, the flabellum of first fan and second fan distributes for the base is perpendicular, the base distribution of first fan and second fan has a plurality of ventilation holes, the dustcoat sets up outside the compressor.

The piston ring is connected with the connecting rod, and the piston ring does up-and-down reciprocating motion in the through hole in the upper part of the crank case.

And in further arrangement, one end of a central shaft of the motor is sleeved with the second fan.

The air filter is arranged at the air inlet of the cylinder cover, and an elbow is arranged at the air outlet of the cylinder cover.

In a further arrangement, the outer cover is arranged outside the compressor, and a plurality of air holes are formed in each surface of the outer cover.

The utility model has the advantages of being simple in structure and convenient in operation, solved the exerted danger of work piece through the dustcoat that is provided with ventilative hole, increased the radiating efficiency through setting up neotype fan and solved and set up the dustcoat and can lead to the overheated problem of work piece.

Drawings

Fig. 1 is a perspective view of the air compressor of the present invention;

fig. 2 is a front view of the air compressor of the present invention;

fig. 3 is a top view of the air compressor of the present invention;

fig. 4 is a left side view of the present invention;

FIG. 5 is an exploded view of the present invention;

in the figure: a crank case 01, a bolt 02, a nut 03, a crank 04, a bearing 05, a bolt 06, a fan 07, a washer 08, a spring 09, a bolt 10, a connecting rod 11, a piston ring 12, a connecting rod 13, a bolt 14, a cylinder 15, a gasket 16, a valve cover plate 17, a valve plate 18, an aluminum spacer 19, a valve plate 20, a valve cover plate 21, a pipe washer 22, a cylinder head 23, an air filter 24, a spring washer 25, a washer 26, a bolt 27, an elbow 28, an outer cover 29, a bolt 30, a retainer ring 31, a second fan 32, a bolt 33, a spring 34, a bolt 35, a spring 36, a washer 37, a pillar 38, a bearing 39, a motor stator 40, a cable line 41, a motor rotor 42, a bearing 43, a capacitor 44, a nut 45, a bolt 46, a nut 47, a handle 48, a quick connector 49, a pressure regulating valve 50, a connector 51, a pressure gauge 52, a pressure gauge 53, a pressure switch 54, a safety valve 55, a discharge pipe 56, a discharge pipe nut 57, a check valve 58, a discharge nut 59, a vent pipe 60, a plug 61, a nut 62, a cushion 63, a bolt 64, a pressure regulating valve 65, a bolt 66, a vent hole 68, a vent hole 66, a vent hole 67, a vent hole 69, a vent hole 70, a vent hole 72, a motor 75, and a motor 75.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

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.

As shown in fig. 1 to 5: a high-level protection single-cylinder oil-free air compressor comprises an outer cover 29, a crank case 01, a motor 72, a crank 04, a connecting rod 11, a piston ring 12, a valve plate 71, a cylinder cover 23, a fan 07, a second fan 32, a check valve 58, a pressure switch 54, a pressure regulating valve 50, a quick coupling 49 and an air storage tank 70, wherein the crank 04 is sleeved on the central shaft of the motor 72, the connecting rod 11 is connected with the fan 07 and the crank 04, the piston ring 12 is connected with the connecting rod 11, the crank case 01 is connected with the motor, the motor 72 drives the crank 04 to rotate, the eccentric motion of the crank 04 drives the connecting rod 11 to move up and down so as to drive the piston ring 12 to reciprocate up and down in an inner cylinder 15 of the crank case 01, the valve plate 71 is connected with the crank case 01 and the cylinder cover 23, an air inlet of the cylinder cover 23 is provided with an air filter 24, when the piston ring 12 moves down in the inner cylinder 15 of the crank case 01, the air pressure in the cylinder is reduced, at this time, air enters the cylinder cover from the air inlet of the cylinder cover 23 provided with the air filter 24, then enters the cylinder 15 of the crank case 01 through the valve plate 71, the air is filtered, the cleanness in the cylinder 15 can be kept, next, the piston ring 12 moves upwards in the cylinder 15 inside the crank case 01 to cause the air pressure in the cylinder to rise, the compressed air enters the cylinder cover through the valve plate 71 consisting of the gasket 16, the valve cover plate 17, the valve plate 18, the aluminum cushion block 19, the valve plate 20, the valve cover plate 21 and the pipe gasket 22, then enters the air storage tank 70 through the air receiving pipe 60 by the elbow 28 arranged at the air outlet of the cylinder cover 23, heat is generated by friction in the process that the piston ring 12 reciprocates up and down in the cylinder 15 inside the crank case 01, and the fan 07 is connected with the crank 04, the fan 07 can synchronously rotate along with the rotation of the crank 04 to radiate heat to one end of the air cylinder 15, the piston ring 12 and the motor 72, the second fan 32 is sleeved on the central shaft of the other end of the motor 72 to radiate heat to the other end of the motor, the fan blades of the fan 07 and the second fan 32 are vertically distributed relative to the base, and a plurality of ventilation holes 75 are distributed on the bases of the fan 07 and the second fan 32 to enhance the flow of wind so as to increase the radiating efficiency. The pressure switch 54 is communicated with the air storage tank 70 through an air outlet pipe 74, the pressure regulating valve 50 is connected with the pressure switch 54, the quick connector 49 is connected with the pressure regulating valve 50, the pressure gauge 53 is connected with the pressure switch 54 to display the pressure in the cylinder, the pressure gauge 52 is connected with the pressure regulating valve 50 to display the output pressure, the air pressure can be adjusted through the pressure regulating valve 50 according to the required air pressure of an air tool, and the air taking connector of the air tool is connected with the quick connector 49 to be used. The discharge tube 56, in communication with the pressure switch 54 and check valve 58, may be deflated after use to facilitate activation for the next use. The bottom of the air storage tank 70 is provided with a drain valve 67, and after the air storage tank 70 is used for a long time, the drain valve 67 can be opened to drain water in the air storage tank 70 if needed, so that the inside of the air storage tank 70 is prevented from rusting, and the service life is prolonged. The bottom of the air storage tank 70 is provided with a support for fixing the wheels 65 and the shock absorption pad 63, the machine is kept in a stable state under the support of the wheels 65 and the shock absorption pad 63 during operation, the air storage tank 70 is provided with a handle 48, and the handle 48 is lifted when the machine needs to be moved, so that the shock absorption pad 63 can be dragged after being lifted off the ground. The outer cover 29 provided with the ventilation holes 75 is provided outside the compressor. The size of the air penetration opening is smaller than 2.5mm, so that the safety of a user and the safety of the machine during operation are ensured.

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. The utility model provides a single cylinder does not have oily air compressor of high-grade protection which characterized in that: comprises an outer cover (29), a crank case (01), a motor (72), a crank (04), a connecting rod (11), a piston ring (12), a valve plate (71), a cylinder cover (23), a first fan (07), a second fan (32), a check valve (58), a pressure switch (54), a pressure regulating valve (50), a quick coupling (49) and a gas storage tank (70), wherein the crank (04) is sleeved on the central shaft of the motor (72), the connecting rod (11) is connected with the first fan (07) and the crank (04), the piston ring (12) is connected with the connecting rod, the crank case (01) is connected with the motor, the piston ring (12) reciprocates up and down in the upper through hole of the crank case (01), the valve plate (71) is connected with the crank case (01) and the cylinder cover (23), the second fan (32) is sleeved on the central shaft of the other end of the motor (72), the cylinder cover (23) is connected with the check valve (58) arranged on the gas storage tank (70) through a connecting pipe, the pressure switch (54) is communicated with the pressure switch (50), and the pressure regulating valve (07) is connected with the second fan (49) and the pressure regulating valve (07), a plurality of ventilation holes (75) are distributed on the bases of the first fan (07) and the second fan (32), and the outer cover (29) provided with the ventilation holes (75) is arranged outside the compressor.

2. The high-grade-protection single-cylinder oil-free air compressor as claimed in claim 1, wherein: one end of a central shaft of the motor (72) is sleeved with a crank (04) through a crank box (01), the connecting rod (11) and the first fan (07) are connected with the crank (04), the piston ring (12) is connected with the connecting rod, and the piston ring (12) reciprocates up and down in a through hole in the upper portion of the crank box (01).

3. The high-grade-protection single-cylinder oil-free air compressor as claimed in claim 1, wherein: one end of the central shaft of the motor (72) is sleeved with the second fan (32).

4. The single cylinder oil-free air compressor of high grade protection of claim 1, characterized by: the crank case (01) is connected with a valve plate (71), the valve plate (71) is connected with a cylinder cover (23), an air filter (24) is arranged at an air inlet of the cylinder cover (23), and an elbow (28) is arranged at an air outlet of the cylinder cover (23).

5. The high-grade-protection single-cylinder oil-free air compressor as claimed in claim 1, wherein: each surface of the outer cover (29) is provided with a plurality of air holes (73).