CN2462106Y

CN2462106Y - Improved device of small air pressure pump

Info

Publication number: CN2462106Y
Application number: CN 01200267
Authority: CN
Inventors: 张万青
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-18
Filing date: 2001-01-18
Publication date: 2001-11-28
Anticipated expiration: 2011-01-18

Abstract

The utility model relates to an improved device of a small air pressure pump, which causes a compression capsule and a concave-convex operation disk of the small air pressure pump to obtain smooth, balanced and stable effects by responding various angles when the compression capsule and the concave-convex operation disk is driven by a rotary shaft of a motor, further generating better air pressure output and durable efficacies. The rotary shaft group of the motor is provided with a crank arm, the end of which is provided with a concave arc groove. The concave-convex operation disk is designed into a center seat concave arc groove provided with a ring chute, and the bottom of concave-convex operation disk is provided with a round convex shaft and is abutted against a gas cell seat. A steel ball is embedded in a ring concave groove, and the crank arm concave arc groove of the rotary shaft of the motor is also abutted against the steel ball to form the rotation of the rotary shaft crank arm. The steel ball is made to move according to the ring chute in order to obtain the air pressure and deflated effects generated by the compression caused by repeatedly pressing the concave-convex operation disk to make the operation disk inclined. Because the action of the improved device is fluent and stable, the utility model has the efficiencies of better action effect and durability.

Description

The modifying device of small air compressor pump

The utility model relates to a kind of small air compressor pump, particularly relates to a kind of improved small air compressor pump.

A known small air compressor pump, its structure is as Fig. 1, shown in 2, comprise a motor M with ring-type fixed base 1, concavo-convex action disk 6, air chamber base 10, the rubber disc 12 of tool compression bag 13, the capping 14 of tool exhaust port 16, fitted bolt 5 is formed, this motor M rotating shaft 2 is provided with a linked block 3, linked block 3 is provided with skewed oblique eccentric shaft 4, this concavo-convex action disk 6 is provided with combined hole 8 and axle bed 7 to the center convex that concaves, and be skewed combined integrated with eccentric shaft 4, this air chamber base 10 is provided with receiving hole 11 and supplies assembling rubber disc 12 compression bag 13, compression bag 13 is set as hollow shape, end is provided with the interlock post 130 of tool engaging edge 131, and the combined hole 8 of the concavo-convex action disk 6 of combination what forms with concavo-convex action disk 6 one interlocks and produces compression, the effect of expansion.This capping 14 is provided with the vent 15 of corresponding compression bag 13, and when respectively establishing what compression bag 13 expansions that unidirectional diaphragm 17 covers close, the side opens the suction air, its action effect, be: motor M action, rotating shaft 2 and linked block 3 rotate, tiltedly eccentric shaft 4 also produces the phenomenon of displacement according to rotation, make concavo-convex action disk 6 produce repeatedly the tilting action of different direction, make the compression bag 13 at each position produce the knee-action of Wheel-types, when the upper position that tilts, compression bag 13 is expansion, and open unidirectional diaphragm 17, suck air via vent 15, what tilts to be when descending the orientation, and compression bag 13 is compressive state, unidirectional diaphragm 17 is that closed vent hole 15 is and can not ventilates, and the air in the capsule can be extruded by side vent 160 (as shown in Figure 2), risk through exhaust port 16 again, so go round and begin again, promptly get the pneumatics pump that to get gas; Above-mentioned, though can get purpose air-breathing, that inflate, have following shortcoming in fact:

(1) its concavo-convex action disk 6 is via oblique eccentric shaft 4, link one with motor M rotating shaft 2 again, that is, during motor shaft 2 rotations, be to be the state that drives an eccentric mass, according to eccentric rotation principle, will produce a bigger centrifugal force, and have improperly rock, the moving phenomenon of capsule, in other words, its rotation status is uneven, not steady, and the burden of motor is also heavier.Even because of above-mentioned problem, and produce bigger noise phenomenon.

(2) its concavo-convex action disk 6 and oblique eccentric shaft 4, it is the binding one that is " fixed position ", when concavo-convex action disk 6 is the upper and lower inclination perseveration of different azimuth, tiltedly eccentric shaft 4 still keep linking with its axle bed 7, change location not, and have either large or small angle interference problem, and cause the having some setbacks property of compression, expansion compression bag 13, influence work doing efficiency, more so the person enters as foreign matter is arranged accidentally, and tiltedly heart eccentric shaft 4 has the worry that fractures.

The utility model improves at above-mentioned shortcoming, can overcome above-mentioned problem fully.

The purpose of this utility model is to provide a kind of small air compressor pump modifying device, this modifying device makes that the action of pump is extremely smooth and easy, balance, steadily, noise free, and promote the number of times efficient of compressing repeatedly, expanding, the cranking arm of concavo-convex action disk, do not have the worry that fractures, serviceability is good.

A kind of small air compressor pump modifying device, by a motor with ring-type fixed base, concavo-convex action disk, air chamber base, rubber disc with compression bag, capping with exhaust port and side vent, and the sealed one of fitted bolt is formed, its air chamber base is provided with the compression bag of receiving hole for the assembling rubber disc, compression bag is hollow shape, end is provided with the interlock post of tool engaging edge, each corresponding vent position of its capping, all be provided with unidirectional diaphragm, but and what compression bag when expansion, being to open, vent can be ventilated in the compression bag, during the compression of what compression bag, be the state in closed vent hole; Its characteristic is at what:

This concavo-convex action disk, in the form of annular discs, and be the end convex arc-shape that concaves to the center, its bottom surface is provided with circular convex shaft, its card periphery is provided with the circular slide way of the semicircle concave arc of circle shape, and the position of corresponding rubber disc compression bag interlock post, be provided with the combined hole that runs through and supply interlock column combination one, form concavo-convex action disk and compression bag and link one;

This air chamber base, center are provided with a center base, and its end face is set as the concave arc groove, and the circular convex shaft of the concavo-convex action disk of confession is to closing bearing and centralized positioning;

This motor shaft, being provided with one cranks arm, its end face is set as the concave arc groove, establish a steel ball again, this steel ball just be installed on crank arm and concavo-convex action disk between, the circular slide way that is the concave arc groove of being cranked arm, concavo-convex action disk supports and closes, and when cranking arm rotation, can be according to steel ball, circular slide way and the position of displacement different azimuth, and then make concavo-convex action disk can be the inclination of different azimuth, and must make each compression bag be compressed repeatedly, expand.

The utlity model has following accompanying drawing:

The known small air compressor pump three-dimensional exploded view of Fig. 1;

The known combination of Fig. 2 is analysed and observe and action diagram;

Fig. 3 three-dimensional exploded view of the present utility model;

The combination of Fig. 4 the utility model is analysed and observe action (A) and is faced (B) bottom view

Below in conjunction with drawings and Examples the utility model is described in detail:

See also Fig. 3,4, it is the motor M that has a ring-type fixed base 20 by, concavo-convex action disk 30, air chamber base 40, rubber disc 12 with compression bag 13, capping 44 with exhaust port 46 and side vent 460, and fitted bolt 5 sealed one are formed, its air chamber base 40 is provided with the compression bag 13 of receiving hole 41 for assembling rubber disc 12, compression bag 13 is hollow shape, end is provided with the interlock post 130 of tool engaging edge 131, its capping 44 each corresponding vent 45 positions, all be provided with unidirectional diaphragm 47, but and during what compression bag 13 expansion, being to open, vent 45 can be ventilated in the compression bag, during 13 compressions of what compression bag, be the state in closed vent hole 45; Its characteristic is at what:

This concavo-convex action disk 30, in the form of annular discs, and be the end convex arc-shape that concaves to the center, its bottom surface is provided with circular convex shaft 33, its card periphery is provided with the circular slide way 31 of the semicircle concave arc of circle shape, and the position of corresponding rubber disc 12 compression bag 13 interlock posts 130, it is combined integrated for interlock post 130 to be provided with the combined hole 32 that runs through, and forms concavo-convex action disk 30 and links one with compression bag 13;

This air-pressure chamber 40, center are provided with a center base 42, and its end face is set as concave arc groove 43, and the circular convex shaft 33 of the concavo-convex action disk 30 of confession is to closing bearing and centralized positioning;

This motor M rotating shaft 21, be provided with one and crank arm 22, its end face is set as concave arc groove 23, if a steel ball 24, this steel ball 24 just device whats crank arm 22 and concavo-convex action disk 30 between, the circular slide way 31 that is 22 the concave arc groove 23 of being cranked arm, concavo-convex action disk 30 supports and closes, and make and to crank arm 22 when rotated, can be according to steel ball 24, circular slide way 31 and the position of displacement different azimuth, and then make concavo-convex action disk 30 can be the inclination of different azimuth, and the effect that can make each compression bag 13 be compressed repeatedly, expand.

By above-mentioned structure, effect of the present utility model, effect specifically are described in detail as follows again:

Please consult Fig. 4 (A) again, 4 (B), when motor M moves, the

rotating shaft

21 and 22 rotations of cranking arm, it replaces the also displacement with the circular slide way 31 of concavo-convex action disk 30 of steel ball 24 a little, because of the center circular convex shaft 33 of concavo-convex action disk 30 is the center base 42 that the ball head supports what concave arc groove 43, and concavo-convex action disk 30 is convex arc-shape, therefore, when cranking arm 22 and steel ball 24 part of supporting, promptly can be the shape that has a down dip, the other end is then presented and is lifted up shape, the then compressible compression capsule 13 in the place of having a down dip, on the then expansible compression bag 13 in the place of lifting up, during compression, then make unidirectional diaphragm 47 closed vent holes 45, and compressing air, and by side vent 460, exhaust port 46 is discharged the air of tool air pressure, during expansion, then produces suction and makes unidirectional diaphragm 47 open vent 45 and suck in the empty oxygen what capsule, so go round and begin again, reach repeatedly air-breathing, expel the effect of gas.

The utlity model has following advantage:

That (1) moves concavo-convex action disk 30 cranks arm 22, be to be " plane transposition ", and be to what steel ball 24, concavo-convex action disk 30, and must be steadily, the effect of balance.

(2) by steel ball 24 slip transposition according to the circular slide way 31 of concavo-convex action disk 30, that is, smooth rolling transposition be, can obtain the smooth effect of sliding following current, obtain the noise free effect, and transposition is quick, interference capability is low, and then the conversion rate of promoting compression, expansion, promote the efficient of inflating.

(3) concavo-convex action disk 30 territories 22 the binding of cranking arm via steel ball 24, and can form the connection effect of a kind of " universal joint ", can extremely smooth and easy variation in response to all places angle, and make action more smooth and easy and do not have to hinder and cause 22 worries that fracture of cranking arm.

(4) putting of concavo-convex action disk 30 decided, be to be circular convex shaft 33 to support with air chamber base 40 center bases 42 concave arc grooves 43 and close, also just like the connection of a kind of " universal joint ", make that concavo-convex action disk 30 can be extremely smooth and easy in response to the heeling condition that changes different azimuth, do not have the problem of interference, and then promote the efficient of compression, the variation of expansion compression bag.

(5) concavo-convex action disk 30 is by circumference formula ringing, and bottom center has a central point, and gets utmost point effect stably.

Claims

1. small air compressor pump modifying device, by a motor with ring-type fixed base, concavo-convex action disk, air chamber base, rubber disc with compression bag, capping with exhaust port and side vent, and the sealed one of fitted bolt is formed, its air chamber base is provided with the compression bag of receiving hole for the assembling rubber disc, compression bag is hollow shape, end is provided with the interlock post of tool engaging edge, each corresponding vent position of its capping, all be provided with unidirectional diaphragm, and can be when compression bag is expanded, being to open, vent can be ventilated in the compression bag, when compression bag is compressed, be the state in closed vent hole; It is characterized in that:

This motor shaft, being provided with one cranks arm, its end face is set as the concave arc groove, establish a steel ball again, this steel ball just be installed on crank arm and concavo-convex action disk between, the circular slide way that is the concave arc groove of being cranked arm, concavo-convex action disk supports and closes, and when cranking arm rotation, can be according to steel ball, circular slide way and the position of displacement different azimuth, and then make concavo-convex action disk can be the inclination of different azimuth, and must make each compression bag be compressed repeatedly, expand;

By above-mentioned structure, its concavo-convex action disk is to be the bottom surface to have the circular convex shaft of universal joint formula and install concave arc groove in the air chamber base center base, and concavo-convex action disk be cranked arm, steel ball and universal joint formula circle circulation transposition acts on, must be in response to the variation of various orientation angles, and obtain smooth and easy, effect stably.