CN203383859U - Intermediate structure assembly for turbocharger - Google Patents
Intermediate structure assembly for turbocharger Download PDFInfo
- Publication number
- CN203383859U CN203383859U CN201320428691.6U CN201320428691U CN203383859U CN 203383859 U CN203383859 U CN 203383859U CN 201320428691 U CN201320428691 U CN 201320428691U CN 203383859 U CN203383859 U CN 203383859U
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- CN
- China
- Prior art keywords
- blanking cover
- runner
- oil
- end surface
- thrust bearing
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- Expired - Fee Related
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- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses an intermediate structure assembly for a turbocharger. The intermediate structure assembly comprises a shaft lever, an impeller, a runner, an intermediate and a functional assembly, wherein the impeller and the runner are respectively fixed at the two ends of the shaft lever; the intermediate and the functional assembly are arranged between the impeller and the runner; the functional assembly comprises a thrust bearing, a floating bearing and a thrust bearing spacer sleeve which are arranged at the part, in the intermediate, of the shaft lever. The intermediate structure assembly is characterized in that the functional assembly further comprises a blanking cap assembly; two ends of the blanking cap assembly are respectively propped against the lower end surface of the impeller and the upper end surface of the intermediate, so as to close the upper end surface of the intermediate; the lower end surface of the intermediate is sealed with the runner through a sealing ring. The intermediate structure assembly has the characteristics of reasonable structure, convenience in mounting and good applying effect.
Description
Technical field
The utility model relates to a kind of worm wheel pressure booster, is specifically related to worm wheel pressure booster intermediate structure assembly.
Background technique
Usually the rotor shaft of worm wheel pressure booster is by floating bearing support rotor axle, rotor shaft is supported on intermediate, its intermediate and impeller be fixedly by a slab is set, intermediate is connected and fixed by screw and slab, such means of fixation is not only installed trouble, and easily produces oil leakage, and oil duct and water channel in present intermediate are all a kind of vertical linear structure, although but effect in also playing axostylus axostyle, effect is unsatisfactory.
The model utility content
The utility model provides a kind of rational in infrastructure, simple installation, the worm wheel pressure booster intermediate structure assembly that using effect is good in practice.
In order to reach above-mentioned purpose of design, the technical solution adopted in the utility model is as follows:
A kind of worm wheel pressure booster intermediate structure assembly, comprise axostylus axostyle, be fixed on the axostylus axostyle two ends impeller, runner, be located at intermediate and functional unit in the middle of impeller, runner, wherein functional unit includes thrust bearing, floating bearing, the thrust bearing spacer sleeve be provided with on the intermediate inner shaft lever, it is inconsistent with impeller lower end surface and intermediate upper-end surface respectively that described functional unit also includes the two ends of a blanking cover assembly, this blanking cover assembly, the upper-end surface of intermediate is formed airtight, the lower end surface of intermediate forms sealing by seal ring and runner.
Further, the axis hole periphery of described impeller lower end surface is provided with male part.
Further, also be provided with a jump ring between described impeller and blanking cover assembly.
Further, described blanking cover assembly comprises a blanking cover body, one end face of blanking cover body is provided with inner fovea part, this inner fovea part coordinates formation airtight with the male part of impeller lower end, the other end of blanking cover body is groove structure, one oil baffle can embed the other end to the blanking cover body in this groove and form sealing, oil baffle, the blanking cover body contacts gap by the fitted seal ring and supports and reinforce sealed type with axostylus axostyle, rear end and the thrust bearing of oil baffle are inconsistent, the two ends of thrust bearing are provided with washer and thrust bearing lower stop piece on thrust bearing, intermediate is located at the thrust bearing rear end.
Further, described blanking cover body peripheral ring is provided with the seal groove of placing O-ring seal.
Further, described intermediate is provided with oil-feed runner, oil-return groove, oil outlet, float oil-feed runner, water flow passage, its unsteady oil-feed runner, oil-feed runner are a kind of oblique runner, the hollow toroidal cavity that water flow passage is intermediate back segment section, described intermediate upper end portion is provided with the draw-in groove that embeds jump ring, jump ring is lived the upper-end surface formation sealing of blanking cover assembly to intermediate, and the lower end surface of intermediate forms sealing by seal ring and runner.
The beneficial effect of worm wheel pressure booster intermediate structure assembly described in the utility model is: utilize the blanking cover assembly that impeller and intermediate are combined closely; good sealing effect not only; and whole machine balancing is vertically assembled, guaranteed to rational in infrastructure, integral body; the oblique runner design of intermediate has the function that oil-feed is fast, pressure is good; the good lubrication of protection floating bearing, cooling effect have been played, the working life of having strengthened floating bearing.
The accompanying drawing explanation
Fig. 1 is cooperating structure schematic diagram of the present utility model;
Fig. 2 is structural representation simplified in the utility model;
Fig. 3 is fractionation structural representation of the present utility model.
Embodiment
Below in conjunction with Figure of description, embodiment of the present utility model is described in detail.Obviously, described embodiment is only a part of embodiment of the present utility model, and other embodiment that those skilled in the art obtains under the prerequisite of not paying creative work, belong to protection domain of the present utility model.
The worm wheel pressure booster intermediate structure assembly that the utility model provides as shown in Figure 1,3, comprise axostylus axostyle 1, be fixed on axostylus axostyle 1 two ends impeller 2, runner 3, be located at intermediate 4 and functional unit in the middle of impeller 2, runner 3, the axis hole periphery of described impeller 2 lower end surfaces is provided with male part 21, these male part 21 fitted seal rings can play good seal action, effectively prevent oil leakage phenomenon; Described functional unit includes thrust bearing 51, floating bearing 52 and the blanking cover assembly 6 be provided with on intermediate 4 inner shaft levers, this blanking cover assembly 6 comprises a blanking cover body 61, one end face of blanking cover body 61 is provided with inner fovea part 62, this inner fovea part 62 coordinates a jump ring 22 to form airtight with the male part 21 of impeller 2 lower ends, jump ring, for pushing down the blanking cover assembly, has kept whole parallel action; The other end of blanking cover is groove structure, one oil baffle 63 can embed the other end to blanking cover body 61 in this groove and form sealing, be provided with the seal groove of placing O-ring seal at blanking cover body 61 peripheral rings, described oil baffle 63, blanking cover body 61 contact gap by fitted seal ring 64 and support 65 and reinforce sealed type with axostylus axostyle 1, the rear end of oil baffle 63 and thrust bearing 51 are inconsistent, and the two ends of thrust bearing 51 are provided with washer 53 and thrust bearing lower stop piece 54 on thrust bearing; Intermediate 4 is provided with oil-feed runner 41, oil-return groove 42, oil outlet 43, float oil-feed runner 44, water flow passage 45 as shown in Figure 2, and its unsteady oil-feed runner 44, oil-feed runner 41 are a kind of oblique runner, the hollow toroidal cavity that water flow passage 45 is intermediate back segment section; Be provided with the draw-in groove 46 that embeds jump ring 22 in the intermediate upper end portion, the upper-end surface that jump ring 22 is pushed down 6 pairs of intermediates of blanking cover assembly forms sealing, and the lower end surface of intermediate 4 forms sealing by seal ring and runner.
Finally it should be noted that: above embodiment only, for the technical solution of the utility model is described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: its technological scheme that still can put down in writing aforementioned each embodiment is modified, or part technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (6)
1. a worm wheel pressure booster intermediate structure assembly, comprise axostylus axostyle, be fixed on the axostylus axostyle two ends impeller, runner, be located at intermediate and functional unit in the middle of impeller, runner, wherein functional unit includes thrust bearing, floating bearing, the thrust bearing spacer sleeve be provided with on the intermediate inner shaft lever, it is characterized in that: it is inconsistent with impeller lower end surface and intermediate upper-end surface respectively that described functional unit also includes the two ends of a blanking cover assembly, this blanking cover assembly, the upper-end surface of intermediate is formed airtight, the lower end surface of intermediate forms sealing by seal ring and runner.
2. worm wheel pressure booster intermediate structure assembly according to claim 1, it is characterized in that: the axis hole periphery of described impeller lower end surface is provided with male part.
3. worm wheel pressure booster intermediate structure assembly according to claim 1 and 2, is characterized in that: between described impeller and blanking cover assembly, also be provided with a jump ring.
4. worm wheel pressure booster intermediate structure assembly according to claim 2, it is characterized in that: described blanking cover assembly comprises a blanking cover body, one end face of blanking cover body is provided with inner fovea part, this inner fovea part coordinates formation airtight with the male part of impeller lower end, the other end of blanking cover body is groove structure, one oil baffle can embed the other end to the blanking cover body in this groove and form sealing, oil baffle, the blanking cover body contacts gap by the fitted seal ring and supports and reinforce sealed type with axostylus axostyle, rear end and the thrust bearing of oil baffle are inconsistent, the two ends of thrust bearing are provided with washer and thrust bearing lower stop piece on thrust bearing, intermediate is located at the thrust bearing rear end.
5. worm wheel pressure booster intermediate structure assembly according to claim 4 is characterized in that: described blanking cover body peripheral ring is provided with the seal groove of placing O-ring seal.
6. worm wheel pressure booster intermediate structure assembly according to claim 2, it is characterized in that: described intermediate is provided with oil-feed runner, oil-return groove, oil outlet, float oil-feed runner, water flow passage, its unsteady oil-feed runner, oil-feed runner are a kind of oblique runner, the hollow toroidal cavity that water flow passage is intermediate back segment section, described intermediate upper end portion is provided with the draw-in groove that embeds jump ring, jump ring is lived the upper-end surface formation sealing of blanking cover assembly to intermediate, and the lower end surface of intermediate forms sealing by seal ring and runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320428691.6U CN203383859U (en) | 2013-07-18 | 2013-07-18 | Intermediate structure assembly for turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320428691.6U CN203383859U (en) | 2013-07-18 | 2013-07-18 | Intermediate structure assembly for turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203383859U true CN203383859U (en) | 2014-01-08 |
Family
ID=49872368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320428691.6U Expired - Fee Related CN203383859U (en) | 2013-07-18 | 2013-07-18 | Intermediate structure assembly for turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203383859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966229A (en) * | 2019-12-23 | 2020-04-07 | 东方电气集团东方汽轮机有限公司 | Coaxial integrated radial-axial mixed flow wet air turbine compressor rotor structure |
-
2013
- 2013-07-18 CN CN201320428691.6U patent/CN203383859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966229A (en) * | 2019-12-23 | 2020-04-07 | 东方电气集团东方汽轮机有限公司 | Coaxial integrated radial-axial mixed flow wet air turbine compressor rotor structure |
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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: 20140108 Termination date: 20160718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |