CN219299479U - Novel reciprocating positive displacement air compressor - Google Patents

Abstract

The utility model discloses a novel reciprocating positive displacement air compressor, which comprises a base, wherein connecting machine bodies are movably arranged on two sides of the base, and air cylinders are movably arranged on the outer sides of the connecting machine bodies. According to the piston rod anti-abrasion device, when the piston rod anti-abrasion device is used, the piston can slide to one side of the piston rod, the inclined surface of the movable block is contacted with the inner part of the piston rod, so that the movable block is retracted into the movable groove, the piston rod and the piston are detached, the piston or a piston ring on the surface of the piston is conveniently replaced and maintained, and the piston ring on the surface of the piston are protected through the cylinder anti-abrasion pad when the piston rod anti-abrasion device is used, so that friction between the piston and the piston is reduced, abrasion between the piston and the cylinder is reduced, abrasion between the piston rod and the cylinder is reduced through the piston rod anti-abrasion pad, and the service life of the piston rod anti-abrasion device is prolonged.

Description

Novel reciprocating positive displacement air compressor

Technical Field

The utility model relates to the technical field of air compressors, in particular to a novel reciprocating positive displacement air compressor.

Background

An air compressor is a device for compressing a gas. The air compressor is similar in construction to the water pump. Most air compressors are classified as reciprocating positive displacement, rotary vane or rotary screw, with reciprocating positive displacement air compressors being common;

the reciprocating positive displacement air compressor is a compressor which changes the cylinder volume periodically by the reciprocating motion of the piston in the cylinder and realizes the pressurization and the delivery of gas, and is a positive displacement compressor which changes the internal volume of a compression cavity by one or a plurality of pistons which do reciprocating motion.

When the conventional reciprocating positive displacement air compressor is used, the piston and the piston ring are difficult to maintain or replace due to the fact that the piston and the piston rod are difficult to disassemble, and the piston rod are easy to abrade the inner surface of the cylinder; therefore, the existing requirements are not met, and a novel reciprocating positive displacement air compressor is provided.

Disclosure of Invention

The utility model aims to provide a novel reciprocating positive displacement air compressor, which solves the problems that when the reciprocating positive displacement air compressor is used, the piston and the piston ring are difficult to maintain or replace due to the fact that a device is difficult to disassemble between the piston and the piston rod, and the piston rod are easy to wear the inner surface of a cylinder.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel reciprocal positive displacement air compressor, includes the base, the equal movable mounting in both sides of base has the connection organism, the equal movable mounting in outside of connecting the organism has the cylinder, the equal movable mounting in inside of connecting the organism has the piston rod, the inside of base and cylinder is gone into to the equal movable card in both ends of piston rod respectively, the equal movable mounting in one end surface that the piston rod is located the cylinder is inside has the piston.

Preferably, the surface, close to the outside, of the cylinder is movably provided with a cylinder anti-wear pad, and the surface, close to the base, of the cylinder is movably provided with a piston rod anti-wear pad.

Preferably, the inside surface of piston is equal movable mounting has a plurality of movable slots, the inside of movable slot is equal movable mounting has the movable block, the inside of movable slot all is equipped with the spring groove, the inside of spring groove is equal movable mounting has compression spring, the equal fixed mounting in surface of movable block has two movable rods, the movable rod all with compression spring swing joint, the inside of piston rod is gone into to the equal movable card of movable block, the both sides surface of movable block all is equipped with the chute, the equal movable mounting of surface of piston has the piston ring.

Preferably, the end of the piston rod is movably provided with a limiting block, the inner side of the limiting block is fixedly provided with two limiting buckles, the end surface of the piston rod is provided with two piston rod side grooves, the inner part of the piston rod side groove is provided with a piston rod inner groove, and the limiting buckles are movably clamped into the inner part of the piston rod inner groove through the piston rod side grooves.

Preferably, a crankshaft is movably arranged in the base, a linkage block is movably arranged at one end of the piston rod, which is close to the base, and the linkage block is movably connected with the crankshaft.

Preferably, the bottom fixed mounting of base has the base, the upper end and the lower terminal surface of cylinder are all fixed mounting have the assembly flange, the outside of cylinder is all movable mounting has the seal end cover, the surface of cylinder all is equipped with a plurality of pneumatic valves.

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

1. according to the utility model, through the cooperation of the movable block and the compression spring, when the device is used, the piston can slide to one side of the piston rod, so that the inclined surface of the movable block is contacted with the inner part of the piston rod, the movable block is retracted into the movable groove, the piston rod and the piston are disassembled, and the piston or the piston ring on the surface of the piston is replaced and maintained conveniently. Through the cooperation of the cylinder anti-wear pad and the piston rod anti-wear pad, when the device is used, the piston and the piston ring on the surface of the piston can be protected through the cylinder anti-wear pad, so that friction between the piston and the cylinder is reduced, abrasion between the piston rod and the cylinder is reduced through the piston rod anti-wear pad, and the service life of the device is prolonged;

2. when the device is used, after the piston rod and the piston are installed, the limiting block can be installed at the tail end of the piston rod, so that the limiting block is movably clamped into the side groove of the piston rod, then the limiting block is rotated, the limiting block is movably clamped into the inner groove of the piston rod, the limiting block is used for limiting the piston, the piston cannot be directly pulled out and taken down, and the situation that the piston naturally falls off is prevented.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional elevation view of the entirety of the present utility model;

fig. 3 is a schematic partial structure of the movable block of the present utility model.

In the figure: 1. a base; 2. the connecting machine body; 3. a cylinder; 4. an air valve; 5. assembling a flange; 6. a base; 7. a piston rod; 8. sealing the end cover; 9. a piston; 10. an air cylinder wear-resistant pad; 11. a piston rod wear-resistant pad; 12. a linkage block; 13. a limiting block; 14. a movable groove; 15. a movable block; 16. a compression spring; 17. a movable rod; 18. a limit button; 19. a piston rod side groove; 20. an inner groove of the piston rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, an embodiment of the present utility model provides: the utility model provides a novel reciprocal positive displacement air compressor, includes base 1, and the equal movable mounting in both sides of base 1 has connection organism 2, and the equal movable mounting in the outside of connection organism 2 has cylinder 3, and the equal movable mounting in inside of connection organism 2 has piston rod 7, and the inside of base 1 and cylinder 3 is gone into to the equal movable card in both ends of piston rod 7 respectively, and the equal movable mounting in one end surface that piston rod 7 is located cylinder 3 is inside has piston 9.

Further, the surface, close to the outer side, of the inner portion of the cylinder 3 is movably provided with a cylinder anti-abrasion pad 10, and the surface, close to the base 1, of the inner portion of the cylinder 3 is movably provided with a piston rod anti-abrasion pad 11.

Through adopting above-mentioned technical scheme, through the cooperation of cylinder abrasionproof pad 10 and piston rod abrasionproof pad 11, make the device when using, accessible cylinder abrasionproof pad 10 protects piston 9 and its surperficial piston ring, makes the friction between it and the cylinder 3 reduce, reduces the wearing and tearing of piston 9 and cylinder 3, and reduces the wearing and tearing between piston rod 7 and the cylinder 3 through piston rod abrasionproof pad 11, improves the life of device.

Further, a plurality of movable grooves 14 are movably mounted on the inner surface of the piston 9, movable blocks 15 are movably mounted in the movable grooves 14, spring grooves are formed in the movable grooves 14, compression springs 16 are movably mounted in the spring grooves, two movable rods 17 are fixedly mounted on the surfaces of the movable blocks 15, the movable rods 17 are movably connected with the compression springs 16, the movable blocks 15 are movably clamped into the piston rods 7, inclined grooves are formed in the surfaces of two sides of the movable blocks 15, and piston rings are movably mounted on the outer surfaces of the piston 9.

Through adopting above-mentioned technical scheme, through the cooperation of movable block 15 and compression spring 16, make the device when using, the accessible is with piston 9 to one side of piston rod 7 slide, makes the inclined plane on movable block 15 surface touch with the inside of piston rod 7 to make movable block 15 retract to the inside of movable groove 14, and then accomplish the dismantlement of piston rod 7 and piston 9, conveniently change and maintain piston 9 or the piston ring to piston 9 surface.

Further, the end of the piston rod 7 is movably provided with a limiting block 13, the inner sides of the limiting blocks 13 are fixedly provided with two limiting buckles 18, the end surface of the piston rod 7 is provided with two piston rod side grooves 19, the inner parts of the piston rod side grooves 19 are provided with piston rod inner grooves 20, and the limiting buckles 18 are movably clamped into the inner parts of the piston rod inner grooves 20 through the piston rod side grooves 19.

Through adopting above-mentioned technical scheme, through the cooperation of stopper 13 and limit button 18, make the device when using, after installing piston rod 7 and piston 9, can install stopper 13 in the extreme position of piston rod 7, make the inside of the movable card income piston rod side groove 19 of limit button 18, rotate stopper 13 afterwards, make the inside of the movable card income piston rod inside groove 20 of limit button 18, and then make stopper 13 carry out spacingly to piston 9, make piston 9 unable direct outwards pull out and take off, prevent the condition that piston 9 drops naturally.

Further, the inside movable mounting of base 1 has the bent axle, and the one end that piston rod 7 is close to base 1 is all movable mounting has interlock piece 12, interlock piece 12 all with bent axle swing joint.

Further, the bottom fixed mounting of base 1 has base 6, and the upper end and the lower terminal surface of cylinder 3 are all fixed mounting have mounting flange 5, and the outside of cylinder 3 is all movable mounting has seal end cover 8, and the surface of cylinder 3 all is equipped with a plurality of pneumatic valves 4.

During the use, place the assigned position with the device, whether each part normally works is checked, through the cooperation of movable block 15 and compression spring 16, make the device when using, the accessible is with piston 9 to one side of piston rod 7 slide, make the inclined plane on movable block 15 surface touch with the inside of piston rod 7 to make movable block 15 retract to the inside of movable groove 14, and then accomplish the dismantlement of piston rod 7 and piston 9, conveniently change and maintain piston 9 or the piston ring to piston 9 surface. Through the cooperation of cylinder abrasionproof pad 10 and piston rod abrasionproof pad 11, make the device when using, accessible cylinder abrasionproof pad 10 protects piston 9 and its surperficial piston ring, makes the friction between it and the cylinder 3 reduce, reduces the wearing and tearing of piston 9 and cylinder 3, and reduces the wearing and tearing between piston rod 7 and the cylinder 3 through piston rod abrasionproof pad 11, improves the life of device.

Through the cooperation of stopper 13 and limit button 18, make the device when using, after installing piston rod 7 and piston 9, can install stopper 13 in the extreme position of piston rod 7, make the inside of the movable card income piston rod side groove 19 of limit button 18, rotate stopper 13 afterwards, make the inside of the movable card income piston rod inside groove 20 of limit button 18, and then make stopper 13 carry out spacingly to piston 9, make piston 9 unable direct outwards pull out and take off, prevent the condition that piston 9 drops naturally.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a novel reciprocal positive displacement air compressor, includes base (1), the equal movable mounting in both sides of base (1) has connection organism (2), the equal movable mounting in the outside of connection organism (2) has cylinder (3), the equal movable mounting in inside of connection organism (2) has piston rod (7), the inside of base (1) and cylinder (3) is gone into to the equal movable card in both ends of piston rod (7) respectively, the equal movable mounting in one end surface that piston rod (7) are located cylinder (3) inside has piston (9).

2. A novel reciprocating positive displacement air compressor as claimed in claim 1, wherein: the anti-wear cylinder is characterized in that an air cylinder anti-wear pad (10) is movably mounted on the surface, close to the outer side, of the air cylinder (3), and a piston rod anti-wear pad (11) is movably mounted on the surface, close to the base (1), of the air cylinder (3).

3. A novel reciprocating positive displacement air compressor as claimed in claim 1, wherein: the inside surface of piston (9) is equal movable mounting has a plurality of movable slots (14), the inside of movable slot (14) is equal movable mounting has movable block (15), the inside of movable slot (14) all is equipped with the spring recess, the inside of spring recess is equal movable mounting has compression spring (16), the surface of movable block (15) is equal fixed mounting has two movable rods (17), movable rod (17) all with compression spring (16) swing joint, the inside of piston rod (7) is gone into to the equal activity card of movable block (15), the both sides surface of movable block (15) all is equipped with the chute, the equal movable mounting of surface of piston (9) has the piston ring.

4. A novel reciprocating positive displacement air compressor as claimed in claim 1, wherein: the piston rod is characterized in that a limiting block (13) is movably mounted at the tail end of the piston rod (7), two limiting buckles (18) are fixedly mounted on the inner side of the limiting block (13), two piston rod side grooves (19) are formed in the tail end surface of the piston rod (7), piston rod inner grooves (20) are formed in the piston rod side grooves (19), and the limiting buckles (18) are movably clamped into the inner parts of the piston rod inner grooves (20) through the piston rod side grooves (19).

5. A novel reciprocating positive displacement air compressor as claimed in claim 1, wherein: the novel crank is characterized in that a crank shaft is movably arranged in the base (1), a linkage block (12) is movably arranged at one end, close to the base (1), of the piston rod (7), and the linkage block (12) is movably connected with the crank shaft.

6. A novel reciprocating positive displacement air compressor as claimed in claim 1, wherein: the bottom end of the base (1) is fixedly provided with a base (6), and the upper end and the lower end face of the air cylinder (3) are both

An assembly flange (5) is fixedly arranged, a sealing end cover (8) is movably arranged at the outer side of the air cylinder (3),

the outer surface of each cylinder (3) is provided with a plurality of air valves (4).

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