CN105556123A

CN105556123A - Compressor

Info

Publication number: CN105556123A
Application number: CN201480051917.2A
Authority: CN
Inventors: 马丁·斯宾德勒
Original assignee: Illinois Tool Works Inc
Current assignee: Illinois Tool Works Inc
Priority date: 2013-09-24
Filing date: 2014-08-27
Publication date: 2016-05-04
Anticipated expiration: 2034-08-27
Also published as: US20160195078A1; DE102014113837A1; WO2015047643A1; JP2020124920A; JP2016531228A; JP2017532486A; CN106715903B; JP6882571B2; CN106715903A; CN105556123B; JP6595457B2

Abstract

Compressor comprising a cylinder (9), a piston (3), and a pressure chamber (2) delimited by the cylinder and the piston, wherein the pressure chamber has a longitudinal axis (A) along which the piston moves. The piston, which is connected to an eccentric (5), performs a wobbling movement relative to the longitudinal axis. The outlet (10) of the pressure chamber is arranged radially with respect to the longitudinal axis.

Description

Compressor

The present invention relates to and enter pipeline for transmitting from the pressure chamber head by outlet Transfer Medium, wherein piston is arranged in pressure chamber and this pressure chamber and has the longitudinal axis of described piston along its movement.

Prior art

Compressor is known with diversified form and embodiment and can commercially obtains.They are generally used for introducing medium by this medium to front transfer.In situation of the present invention, especially for the compressor used together with the tire sealant being introduced into tire, wherein this compressor is then also generally used for making tyre inflating.In DE10106468, such as need the compressor of described type.

DE202006008219U1 has described for generation of compressed-air actuated compressor, and described compressor has shell and has driver, and described driver is by the eccentric shaft mobile pressure piston directed in spring-loaded mode in the cylinder.

DE102008061311 has disclosed for gas transfer being gone out pressure chamber to make the compressor of tyre inflating, and wherein piston is disposed in pressure chamber can perform oscillatory movement.Described piston is equipped with transmission part, and the converting rotary motion of live axle is oscillatory movement by described transmission part.In addition, described piston is equipped with Sealing, and described Sealing changes the interval of itself and pressure chamber according to the change in the moving direction of described piston.In this way, formed for introducing compressed-air actuated gap.This device is made up of multiple separate parts that must be assembled together.

Problem

The problem solved by the present invention is the quantity of minimizing separate part and reduces structure space.It is intended that and makes compressor weight lighter and make assembling process more cheap and be not subject to error effect.

The solution of problem

This problem performs oscillating motion by piston relative to the longitudinal axis and is resolved.

This improve piston can be had and the interval preset of pressure chamber's inwall to introduce medium, but then close this interval to discharge medium, in this way, Sealing is simplified and is limited by minimum possible load.

In preferred exemplary embodiment, the corresponding oscillating motion eccentric part of piston produces.Described piston is connected to eccentric part by piston rod, and wherein this piston preferred angled ground is installed on the piston rod.Then, when being caused piston to perform oscillating motion by eccentric part, the above-mentioned interval of piston and pressure chamber's inwall again produces and closes.This can by or do not realized by Sealing, wherein in preferred exemplary embodiment, at least one lip ring is disposed in piston circumferentially.But this also can prove that the inwall for being designed to flexible pressure chamber is favourable, to make it can in compliance with the oscillating motion of piston.

In a simple exemplary embodiment, eccentric part is disc-like form simply, and piston rod is connected to this eccentric part prejudicially.

There is provided the top of inclination to be also can be preferred for pressure chamber in the inside of pressure chamber, wherein this slope be roughly matched with the slope of piston.Then the top of this inclination extends towards outlet and above conducts described medium over there.

Another part of this invention relates to outlet itself, but this another part preferably realizes together with first portion.This outlet is no longer arranged in the tail end of pressure chamber, but is radially positioned at the side of the longitudinal axis relative to pressure chamber on the contrary.The valve of medium back flow is stoped to be arranged in this outlet.For this reason, described valve is the form with ball check valve.But, embodiment as bicycle valve is also possible, it has and connects short tube accordingly, described connection short tube is equipped with the sheath deflected under the pressure of the inside from pressure chamber, to make medium can penetrate into corresponding opening between short tube and sheath, described opening is then passed into the pipeline of pressure medium.

As mentioned in the prior art, pressure chamber is intended to be used in particular for tire sealant to be dispensed into defective tire.For this reason, described pipeline is connected to the corresponding container for sealing agent subsequently, and thus, gathering by pressure medium, sealing agent is forced to flow container and enters tire.Subsequently, the described pipeline valve that then can be connected to tire and the tire that is inflated.This is an exemplary embodiment of the present invention.

Accompanying drawing explanation

The description of the embodiment from preferred illustrative below neutralization reveals based on accompanying drawing by further advantage, the characteristic sum details of this invention, wherein:

Fig. 1 shows according to the present invention at the longitudinal sectional drawing of compression stage for the head along compressor of Transfer Medium;

Fig. 2 shows upper dead center at piston according to the longitudinal sectional drawing of Fig. 1 along head;

Fig. 3 shows the longitudinal sectional drawing in the charging stage according to Fig. 1;

Fig. 4 shows lower dead centre at piston according to the longitudinal sectional drawing of Fig. 1;

Fig. 5 shows the partial longitudinal section along head of the compressor according to the present invention's Transfer Medium in the region of valve.

Fig. 1 to Fig. 4 shows the head 1 according to compressor of the present invention, mineralization pressure room 2 in described head 1.Piston 3 moves along longitudinal axis A in described pressure chamber 2.Here, described piston 3 is connected to piston rod 4, and described piston rod 4 is articulatedly connected to eccentric part 5, and in exemplary embodiment shown here, described eccentric part 5 is the forms of coiling, and it has central point M.Described eccentric part 5 is as shown in arrow 6 to be rotated around this central point M.Here, described eccentric part 5 drives described piston rod 4 to move together, this piston rod have with eccentric part 5 be articulated and connected 7.This is articulated and connected and 7 is arranged to and central point M has interval.

In the exemplary embodiment illustrated, described piston 3 is arranged to tilt relative to described piston rod 4, and this piston is less than the angle of 90 degree relative to 4 one-tenth, piston rod in side in other words, and is greater than the angle of 90 degree at opposite side relative to 4 one-tenth, piston rod.This has the piston rod 4 driven by eccentric part 5 performs oscillating motion effect relative to longitudinal axis A.

At it circumferentially, piston rod 3 provides lip ring 8, and because this lip ring of some stage of the motion at piston 3 is resisted against on the inwall 9 of pressure chamber 2, therefore described lip ring 8 plays the effect of sealing load room 2.

Outlet 10 for medium to be passed is laterally provided, and radially provides in other words relative to longitudinal axis A.Pressure chamber 2 is formed obliquely towards the top 11 that this outlet 10 is tilted.

In the exemplary embodiment shown, outlet 10 is assigned the bulb 12 of spherical valve, and this bulb 12 can be acted on by corresponding pressure medium 13.

For outlet 10, head 1 forms short tube 14, flexible pipe 15 is pushed away to be connected on this short tube 14, and described flexible pipe 15 forms pipeline 16, and this pipeline 16 leads to the container for tire sealant.This flexible pipe 15 also alternatively can be connected to the valve of tire.

Function of the present invention is as follows:

According to Fig. 1, moving upward of piston 3 makes medium be compressed in pressure chamber 2 and be expelled by outlet 10, and enters pipeline 16 by the spherical valve formed by bulb 12.In this process, medium is conducted to outlet 10 by angled top 11.At this stage, lip ring 8 is resisted against on the inwall 9 of pressure chamber 2 securely.

Fig. 2 shows upper dead center piston, and being wherein articulated and connected of piston rod 47 is positioned on longitudinal axis A.Here, pressure chamber 2 has been reduced to the degree of maximum possible dimensionally, passes through spherical valve from pressure chamber 2 enter pipeline 16 to make the medium of maximum possible.

At eccentric part 5 along between according to moving period further on arrow 6 direction of Fig. 3, the position that piston 3 is adjusted to inclination is raised from the inwall 9 of pressure chamber 2 to make lip ring 8, thus forms annular pass 17.Because the size of pressure chamber 2 increases, medium to be passed can be transmitted into pressure chamber 2 by this annular pass 17.

According to Fig. 4, when piston 3 is at lower dead centre, being articulated and connected 7 is positioned on longitudinal axis A again, and due to this reason, piston 3 is tilted to make lip ring 8 to be resisted against on the inwall 9 of pressure chamber 2.Then, between the further moving period of eccentric part 5, the compression stage for medium to be passed starts.

Spherical valve shown in alternate figures 1 to Fig. 4, head 1 can also be assigned bicycle valve.In this case, flexible sheath 18 is mounted on nozzle 14, and this flexible sheath 18 such as can be made up of silicone.This sheath 18 is kept by the flexible pipe 15 be pushed on it.The connection exported between the pipeline 16 in 10 and flexible pipe 15 is realized by the opening 19 in sheath 18, and this opening 19 leads to the space 20 of the upstream being positioned at passage 16.When medium is forced into outlet 10 by piston 3, the front area 21 of sheath 18 is raised and the open path making medium arrive opening 19 from nozzle 14, can be passed through opening 19 enter space 20 and enter pipeline 16 therefrom to make this medium.

Reference numerals list

1	Head	34	67
					2	Pressure chamber	35	68
3	Piston	36	69
					4	Piston rod	37	70
5	Eccentric part	38	71
					6	Arrow	39	72
7	Link	40	73
					8	Lip ring	41	74
9	Inwall	42	75
					10	Outlet	43	76
11	Top	44	77
					12	Bulb	45	78
13	Pressure medium	46	79
					14	Short tube	47
15	Flexible pipe	48	A	The longitudinal axis
					16	Pipeline	49
17	Annular pass	50
					18	Sheath	51
19	Opening	52
					20	Space	53
21	Front area	54
					22		55
23		56	M	Central point
					24		57
25		58
					26		59
27		60
					28		61
29		62
					30		63
31		64
					32		65
33		66

Claims

1. for being entered the compressor of pipeline (16) by outlet (10) Transfer Medium from the pressure chamber (2) in head (1), wherein piston (3) is disposed in pressure chamber (2), and described pressure chamber (2) have the longitudinal axis (A) of described piston (3) along its movement, it is characterized in that, described piston (3) performs oscillating motion relative to the described longitudinal axis (A).

2. for being entered the compressor of pipeline (16) by outlet (10) Transfer Medium from the pressure chamber (2) in head (1), wherein piston (3) is disposed in pressure chamber (2), and described pressure chamber (2) have the longitudinal axis (A) of described piston (3) along its movement, it is characterized in that, the described outlet (10) on described head (1) is radially arranged relative to the described longitudinal axis (A).

3. compressor as claimed in claim 2, it is characterized in that, valve connects the downstream of described outlet (10).

4. compressor as claimed in claim 3, it is characterized in that, described valve is the form with one-way valve.

5. compressor as claimed in claim 3, it is characterized in that, described valve is with the form of bicycle valve.

6. the compressor as described at least one in precedent claims, is characterized in that, described pipeline (16) can be connected to for sealing compound container and/or be connected to tire valve.

7. the compressor as described at least one in precedent claims, is characterized in that described piston (3) is connected to eccentric part (5).

8. compressor as claimed in claim 7, it is characterized in that, the connection between described piston (3) and described eccentric part (5) is realized by piston rod (4).

9. compressor as claimed in claim 7 or 8, it is characterized in that, the central point (M) of described eccentric part (5) is positioned on the described longitudinal axis (A) of described pressure chamber (2).

10. the compressor as described at least one in claim 7-9, is characterized in that, described eccentric part (5) is disc-like form.

11. compressors as described at least one in claim 8-10, it is characterized in that, described piston (3) is arranged on described piston rod (4) obliquely.

12. compressors as described at least one in precedent claims, it is characterized in that, in described pressure chamber (2), angled top (11) extends towards described outlet (10).

13. compressors as described at least one in precedent claims, is characterized in that, flexible lip ring (8) is arranged on described piston (3) circumferentially.

14. compressors as described at least one in precedent claims, it is characterized in that, the inwall (9) of described pressure chamber (2) is flexible form.