CN202703994U - Rotary disc type gas distributor - Google Patents
Rotary disc type gas distributor Download PDFInfo
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- CN202703994U CN202703994U CN 201220413975 CN201220413975U CN202703994U CN 202703994 U CN202703994 U CN 202703994U CN 201220413975 CN201220413975 CN 201220413975 CN 201220413975 U CN201220413975 U CN 201220413975U CN 202703994 U CN202703994 U CN 202703994U
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Abstract
The utility model discloses a rotary disc type gas distributor which comprises an annular rotary disc and an annular fixed disc. The lower surface of the annular rotary disc is tightly pressed on the upper surface of the annular fixed disc in rotatable mode, a plurality of gas passageways are arranged on the annular rotary disc, a gas inlet of each gas passageway is arranged in the side face of the annular rotary disc, and a gas outlet of each gas passageway is arranged in the lower surface of the annular rotary disc. A vacuumizing hole is arranged in the annular fixed disc, the position of the vacuumizing hole and the position of each gas outlet in the annular rotary disc are in the same circumference, an oil film sealing mechanism is arranged on the inner circumference of the upper surface of the annular fixed disc, and an oil film sealing mechanism is arranged on the outer circumference of the upper surface of the annular fixed disc. According to the rotary disc type gas distributor, the oil film sealing mechanisms are arranged on the inner circumference of the upper surface of the annular fixed disc and on the outer circumference of the upper surface of the annular fixed disc, good sealing performance is achieved between the lower surface of the annular rotary disc and the upper surface of the annular fixed disc, at the same time, the oil film sealing mechanisms cannot wear, and therefore the rotary disc type gas distributor is good in sealing effect and long in service life.
Description
Technical field
The utility model relates to a kind of gas distributor, and more particularly, the utility model relates to a kind of rotating disc type gas distributor.
Background technology
In the rotating disc type Packaging Bottle leak tester of the applicant's design, the applicant has adopted a kind of rotating disc type gas distributor, the gas passage that this rotating disc type gas distributor can provide multichannel to vacuumize, therefore, this rotating disc type gas distributor can vacuumize processing to a plurality of Packaging Bottle.This rotating disc type gas distributor comprises annular rolling disc and annular fixed disk, and the lower surface of above-mentioned annular rolling disc is pressed on the upper surface of annular fixed disk rotationally; Above-mentioned annular rolling disc is provided with the multipath gas passage, and the admission port of above-mentioned gas passage is located on the side of annular rolling disc, and the air extractor duct of above-mentioned gas passage is located on the lower surface of annular rolling disc; Above-mentioned annular fixed disk is provided with and vacuumizes the hole, vacuumizes the position of air extractor duct on the position in hole and the annular rolling disc on the above-mentioned annular fixed disk on same circumference.
When annular rolling disc rotated with respect to annular fixed disk, the lower surface of annular rolling disc slided at the upper surface of annular fixed disk; When vacuumizing the hole and be communicated with on the air extractor duct of a certain gas passage on the annular rolling disc and the annular fixed disk, air in this gas passage is pumped, thereby be in vacuum state, like this, also be pumped into vacuum with the Packaging Bottle that is communicated with in this gas passage, thereby lay a good foundation for the leak detection of Packaging Bottle.
But in the process that annular rolling disc rotates with respect to annular fixed disk, the quality of sealing property is related to the effect that Packaging Bottle vacuumizes between the lower surface of annular rolling disc and the upper surface of annular fixed disk.
If inside circumference and neighboring at its upper surface of annular fixed disk (being friction face) adopt seal ring to seal, although can obtain certain sealing effectiveness like this, but, because annular rolling disc rotates with respect to annular fixed disk, so, seal ring weares and teares easily, thereby has influence on sealing effectiveness and the service life of rotating disc type gas distributor.
The utility model content
Technical problem to be solved in the utility model provides the rotating disc type gas distributor of a kind of good sealing effect, long service life, and in order to solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of rotating disc type gas distributor is characterized in that: comprise annular rolling disc and annular fixed disk;
The lower surface of above-mentioned annular rolling disc is pressed on the upper surface of annular fixed disk rotationally;
Above-mentioned annular rolling disc is provided with the multipath gas passage, and the admission port of above-mentioned gas passage is located on the side of annular rolling disc, and the air extractor duct of above-mentioned gas passage is located on the lower surface of annular rolling disc;
Above-mentioned annular fixed disk is provided with and vacuumizes the hole, vacuumizes the position of air extractor duct on the position in hole and the annular rolling disc on the above-mentioned annular fixed disk on same circumference;
The inside circumference of above-mentioned its upper surface of annular fixed disk and neighboring are provided with an oil film seal mechanism.
By the oil film seal mechanism on its upper surface inside circumference of annular fixed disk and the neighboring, can make between the upper surface of the lower surface of annular rolling disc and annular fixed disk and have good sealing property, simultaneously, in the process that annular rolling disc rotates with respect to annular fixed disk, above-mentioned oil film seal mechanism can not wear and tear, therefore, the good sealing effect of this rotating disc type gas distributor, long service life.
As optimal technical scheme of the present utility model, described oil film seal mechanism comprises the first annular oil groove, the second annular oil groove, oil inlet, oil outlet and is connected and connects oil groove;
Above-mentioned the first annular oil groove is located on the inside circumference of its upper surface of annular fixed disk, and above-mentioned the second annular oil groove is located on the neighboring of its upper surface of annular fixed disk;
Above-mentioned oil inlet is located on the first annular oil groove, and above-mentioned oil outlet is located on the second annular oil groove;
Connect oil groove in the middle of above-mentioned and radially establish on the upper surface of annular fixed disk, an above-mentioned middle end that connects oil groove is communicated with the first annular oil groove, and the above-mentioned middle other end that connects oil groove is communicated with the second annular oil groove.
Because the first annular oil groove is located on the inside circumference of its upper surface of annular fixed disk, so above-mentioned the first annular oil groove is annular oil film seal ring in the inside circumference of its upper surface of annular fixed disk forms one;
Because the second annular oil groove is located on the neighboring of its upper surface of annular fixed disk, so above-mentioned the second annular oil groove forms an outer ring oil film seal ring in the neighboring of its upper surface of annular fixed disk;
Therefore, under the sealing function of interior annular oil film seal ring and outer ring oil film seal ring, the lower surface of above-mentioned annular rolling disc and the upper surface of annular fixed disk are in sealing state, thereby the oil film seal mechanism of this rotating disc type gas distributor has good sealing property.
Because oil inlet is located on the first annular oil groove, above-mentioned oil outlet is located on the second annular oil groove again; Connect oil groove in the middle of above-mentioned and radially establish on the upper surface of annular fixed disk, an above-mentioned middle end that connects oil groove is communicated with the first annular oil groove, and the above-mentioned middle other end that connects oil groove is communicated with the second annular oil groove; So, after the fluid in the external fuel tank enters from oil inlet, fluid enters in the first annular oil groove, fluid in the first annular oil groove enters into the second annular oil groove through the middle oil groove that connects again, fluid in the second annular oil groove again from oil outlet out and flow in the external fuel tank, thereby form an oil circulation loop, so just, guaranteed to have sufficient fluid in the first annular oil groove and the second annular oil groove, therefore, the oil film seal mechanism of this rotating disc type gas distributor can make the lower surface of annular rolling disc and the upper surface of annular fixed disk be in for a long time sealing state, thereby the good sealing effect of its oil film seal mechanism of this rotating disc type gas distributor;
Simultaneously, above-mentioned interior annular oil film seal ring and outer ring oil film seal ring can also make between the upper surface of the lower surface of annular rolling disc and annular fixed disk has good lubricity, thereby reduce cliding friction between the upper surface of the lower surface of annular rolling disc and annular fixed disk, therefore, the good sealing effect of this rotating disc type gas distributor, long service life.
The utility model beneficial effect against existing technologies is:
Because this rotating disc type gas distributor comprises annular rolling disc and annular fixed disk; The lower surface of above-mentioned annular rolling disc is pressed on the upper surface of annular fixed disk rotationally; Above-mentioned annular rolling disc is provided with the multipath gas passage, and the admission port of above-mentioned gas passage is located on the side of annular rolling disc, and the air extractor duct of above-mentioned gas passage is located on the lower surface of annular rolling disc; Above-mentioned annular fixed disk is provided with and vacuumizes the hole, vacuumizes the position of air extractor duct on the position in hole and the annular rolling disc on the above-mentioned annular fixed disk on same circumference; The inside circumference of above-mentioned its upper surface of annular fixed disk and neighboring are provided with an oil film seal mechanism;
So, by the oil film seal mechanism on its upper surface inside circumference of annular fixed disk and the neighboring, can make between the upper surface of the lower surface of annular rolling disc and annular fixed disk and have good sealing property, simultaneously, in the process that annular rolling disc rotates with respect to annular fixed disk, above-mentioned oil film seal mechanism can not wear and tear, therefore, and the good sealing effect of this rotating disc type gas distributor, long service life.
Simultaneously, this rotating disc type gas distributor also have simple in structure, reasonable in design, cost of manufacture is low, be easy to the advantages such as popularization.
Description of drawings
Structural representation when Fig. 1 is the section of the utility model preferred embodiment;
Fig. 2 is the exploded drawings of the utility model preferred embodiment.
The specific embodiment
As shown in Figure 1 and Figure 2, the rotating disc type gas distributor in this preferred embodiment comprises annular rolling disc 1 and annular fixed disk 2;
The lower surface 10 of above-mentioned annular rolling disc 1 is pressed on the upper surface 20 of annular fixed disk 2 rotationally;
Above-mentioned annular rolling disc 1 is provided with multipath gas passage 11, and the admission port 111 of above-mentioned gas passage 11 is located on the side 12 of annular rolling disc 1, and the air extractor duct 112 of above-mentioned gas passage 11 is located on the lower surface 10 of annular rolling disc 1;
Above-mentioned annular fixed disk 2 is provided with and vacuumizes hole 21, vacuumizes the position of air extractor duct 112 on the position in hole 21 and the annular rolling disc 1 on the above-mentioned annular fixed disk 2 on same circumference;
On the inside circumference 22 of above-mentioned annular fixed disk 2 its upper surfaces 20 and neighboring 23 is provided with an oil film seal mechanism, and above-mentioned oil film seal mechanism comprises the first annular oil groove 31, the second annular oil groove 32, oil inlet 33, oil outlet 34 and be connected connection oil groove 35;
Above-mentioned the first annular oil groove 31 is located on the inside circumference 22 of annular fixed disk 2 its upper surfaces 20, and above-mentioned the second annular oil groove 32 is located on the neighboring 23 of annular fixed disk 2 its upper surfaces 20;
Above-mentioned oil inlet 33 is located on the first annular oil groove 31, and above-mentioned oil outlet 34 is located on the second annular oil groove 32;
Connect oil groove 35 in the middle of above-mentioned and radially establish on the upper surface 20 of annular fixed disk 2, an above-mentioned middle end that connects oil groove 35 is communicated with the first annular oil groove 31, and the above-mentioned middle other end that connects oil groove 35 is communicated with the second annular oil groove 32.
Because the first annular oil groove 31 is located on the inside circumference 22 of annular fixed disk 2 its upper surfaces 20, so above-mentioned the first annular oil groove 31 is annular oil film seal ring in the inside circumference 22 of annular fixed disk 2 its upper surfaces 20 forms one;
Because the second annular oil groove 32 is located on the neighboring 23 of annular fixed disk 2 its upper surfaces 20, so above-mentioned the second annular oil groove 32 forms an outer ring oil film seal ring in the neighboring 23 of annular fixed disk 2 its upper surfaces 20;
Therefore, under the sealing function of interior annular oil film seal ring and outer ring oil film seal ring, the lower surface 10 of above-mentioned annular rolling disc 1 and the upper surface 20 of annular fixed disk 2 are in sealing state, thereby the oil film seal mechanism of this rotating disc type gas distributor has good sealing property.
Because oil inlet 33 is located on the first annular oil groove 31, above-mentioned oil outlet 34 is located on the second annular oil groove 32 again; Connect oil groove 35 in the middle of above-mentioned and radially establish on the upper surface 20 of annular fixed disk 2, an above-mentioned middle end that connects oil groove 35 is communicated with the first annular oil groove 31, and the above-mentioned middle other end that connects oil groove 35 is communicated with the second annular oil groove 32; So, after the fluid in the external fuel tank enters from oil inlet 33, fluid enters in the first annular oil groove 31, fluid in the first annular oil groove 31 enters into the second annular oil groove 32 through the middle oil groove 35 that connects again, fluid in the second annular oil groove 32 again from oil outlet 34 out and flow in the external fuel tank, thereby form an oil circulation loop, so just, guaranteed to have sufficient fluid in the first annular oil groove 31 and the second annular oil groove 32, therefore, the oil film seal mechanism of this rotating disc type gas distributor can make the lower surface 10 of annular rolling disc 1 and the upper surface 20 of annular fixed disk 2 be in for a long time sealing state, thereby the good sealing effect of the oil film seal mechanism of this rotating disc type gas distributor;
Simultaneously, above-mentioned interior annular oil film seal ring and outer ring oil film seal ring can also make between the upper surface 20 of the lower surface 10 of annular rolling disc 1 and annular fixed disk 2 has good lubricity, thereby reduce cliding friction between the upper surface 20 of the lower surface 10 of annular rolling disc 1 and annular fixed disk 2, therefore, the good sealing effect of this rotating disc type gas distributor, long service life.
The content of the above specific embodiment only is preferred embodiment of the present utility model, and above preferred embodiment is not to limit practical range of the present utility model; Every various equivalents of making according to the protection domain of its claim of the utility model are all covered by the protection domain of its claim of the utility model.
Claims (2)
1. a rotating disc type gas distributor is characterized in that: comprise annular rolling disc and annular fixed disk;
The lower surface of above-mentioned annular rolling disc is pressed on the upper surface of annular fixed disk rotationally;
Above-mentioned annular rolling disc is provided with the multipath gas passage, and the admission port of above-mentioned gas passage is located on the side of annular rolling disc, and the air extractor duct of above-mentioned gas passage is located on the lower surface of annular rolling disc;
Above-mentioned annular fixed disk is provided with and vacuumizes the hole, vacuumizes the position of air extractor duct on the position in hole and the annular rolling disc on the above-mentioned annular fixed disk on same circumference;
The inside circumference of above-mentioned its upper surface of annular fixed disk and neighboring are provided with an oil film seal mechanism.
2. according to rotating disc type gas distributor claimed in claim 1, it is characterized in that: described oil film seal mechanism comprises the first annular oil groove, the second annular oil groove, oil inlet, oil outlet and is connected and connects oil groove;
Above-mentioned the first annular oil groove is located on the inside circumference of its upper surface of annular fixed disk, and above-mentioned the second annular oil groove is located on the neighboring of its upper surface of annular fixed disk;
Above-mentioned oil inlet is located on the first annular oil groove, and above-mentioned oil outlet is located on the second annular oil groove;
Connect oil groove in the middle of above-mentioned and radially establish on the upper surface of annular fixed disk, an above-mentioned middle end that connects oil groove is communicated with the first annular oil groove, and the above-mentioned middle other end that connects oil groove is communicated with the second annular oil groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413975 CN202703994U (en) | 2012-08-16 | 2012-08-16 | Rotary disc type gas distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413975 CN202703994U (en) | 2012-08-16 | 2012-08-16 | Rotary disc type gas distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202703994U true CN202703994U (en) | 2013-01-30 |
Family
ID=47584321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220413975 Expired - Fee Related CN202703994U (en) | 2012-08-16 | 2012-08-16 | Rotary disc type gas distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202703994U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629396A (en) * | 2013-09-26 | 2014-03-12 | 汕头市新青罐机有限公司 | Positive and negative pressure gas distribution device |
| CN106586648A (en) * | 2017-02-08 | 2017-04-26 | 三明市普诺维机械有限公司 | Negative-pressure gas distribution disk |
| CN110125702A (en) * | 2019-05-27 | 2019-08-16 | 宁波日星铸业有限公司 | Quick-clamping and rotary tooling for axial fan hub processing |
-
2012
- 2012-08-16 CN CN 201220413975 patent/CN202703994U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629396A (en) * | 2013-09-26 | 2014-03-12 | 汕头市新青罐机有限公司 | Positive and negative pressure gas distribution device |
| CN103629396B (en) * | 2013-09-26 | 2016-01-13 | 汕头市新青罐机有限公司 | Positive/negative-pressure gas distributing device |
| CN106586648A (en) * | 2017-02-08 | 2017-04-26 | 三明市普诺维机械有限公司 | Negative-pressure gas distribution disk |
| CN106586648B (en) * | 2017-02-08 | 2019-04-05 | 三明市普诺维机械有限公司 | A kind of negative pressure gas distribution plate |
| CN110125702A (en) * | 2019-05-27 | 2019-08-16 | 宁波日星铸业有限公司 | Quick-clamping and rotary tooling for axial fan hub processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20200816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |