CN202937452U - Lubricant injection structure for scroll fluid device - Google Patents
Lubricant injection structure for scroll fluid device Download PDFInfo
- Publication number
- CN202937452U CN202937452U CN 201220552956 CN201220552956U CN202937452U CN 202937452 U CN202937452 U CN 202937452U CN 201220552956 CN201220552956 CN 201220552956 CN 201220552956 U CN201220552956 U CN 201220552956U CN 202937452 U CN202937452 U CN 202937452U
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- CN
- China
- Prior art keywords
- oiling agent
- scrollwork
- fluid means
- injecting structure
- dunnage
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Abstract
A lubricant injection structure for a scroll fluid device comprises a support plate, a transmission shaft, an orbiting scroll, a fixed scroll and a set of autorotation prevention mechanism, wherein the transmission shaft is eccentrically pivoted on one side of the support plate; the orbiting scroll is fixedly arranged on the other side of the support plate and meshed with the fixed scroll; the autorotation prevention mechanism and the transmission shaft are positioned at the periphery of the same side of the support plate; a flow guiding channel is arranged in the support plate and is communicated with the transmission shaft and the autorotation prevention mechanism; the autorotation prevention mechanism comprises a plurality of eccentric pins; and lubricant injection holes are formed on the eccentric pins and communicated with the flow guiding channel along the interiors of the eccentric pins.
Description
Technical field
The utility model relates to a kind of scrollwork fluid means, relates in particular to a kind of oiling agent injecting structure as vortex air compressor, vacuum pump with turbination, scroll expander (scroll expander) or scrollwork blower etc.
Background technique
Existing scrollwork fluid means, as aforementioned vortex air compressor, vacuum pump with turbination, scroll expander or scrollwork blower etc., it usually has one and supports by transmission shaft moving scrollwork and a fixed scroll that is meshed with this moving scrollwork of making eccentric operating, can be to the chamber that compresses as fluids such as air to be formed with to each other at moving scrollwork and fixed scroll, in addition, the scrollwork fluid means also has one in order to prevent that the moving scrollwork is around its anti-rotation mechanism that rotates from axle.
And turn round reposefully and prevent overheated in start or wearing and tearing in order to keep the scrollwork fluid means, after the running certain hour, can inject appropriate oiling agent to bearing portions such as transmission shafts and keep its normal running.Because in the past scrollwork fluid means is that the inlet of oiling agent is located on the moving scrollwork, if therefore want when carrying out this type of maintenance operation, must be with after the dismounting of the main members such as fixed scroll, begin with oiling agent by the bearing portion that is positioned at inlet on the moving scrollwork and injects transmission shaft, therefore comparatively inconvenience and need expend more service time.Also be drilled with the oiling agent hand-hole on the moving scrollwork, must be sealed with chock plug etc. when usually turning round, yet under High Temperature High Pressure running environment, this chock plug is easy to produce and leaks.
The model utility content
Main purpose of the present utility model, be to provide a kind of oiling agent injecting structure of scrollwork fluid means, it is can be in the situation that need not disassemble the main member (as fixed scroll) of scrollwork fluid means, directly it is injected the maintenance operations such as oiling agent, to reduce the maintenance needed time and to promote convenience in this operation, solve simultaneously and establish the issuable leakage problem of oiling agent hand-hole on the moving scrollwork.
For reaching above-mentioned purpose, the utility model provides a kind of oiling agent injecting structure of scrollwork fluid means, and it comprises:
One dunnage, one side center are provided with a transmission shafts bearing, and this dunnage outer periphery places is provided with a plurality of eccentric pin shaft bearings;
One transmission shaft has a transmission shaft eccentric part, is connected in this transmission shafts bearing to be pivoted;
One moving scrollwork is fixedly arranged on this dunnage opposite side;
One fixed scroll is meshed with this moving scrollwork; And
One group of anti-rotation mechanism comprises a plurality of cam pins, and is positioned at this dunnage peripheral region with this transmission shaft homonymy, and respectively this cam pin is located at respectively on this eccentric pin shaft bearing;
Wherein, be provided with guide channel in this dunnage, described guide channel is communicated between this transmission shafts bearing and this anti-rotation mechanism, and respectively this cam pin is provided with an oiling agent hand-hole that is communicated to described guide channel in it.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein said guide channel are communicated between this transmission shafts bearing and this eccentric pin shaft bearing.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein this oiling agent hand-hole is provided with a pump nozzle.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein this pump nozzle comprises a cover and is fixed in the check valve that conduit and in this oiling agent hand-hole is plugged in this catheter port place.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein this anti-rotation mechanism is covered with a cover cap on this pump nozzle.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein this cover cap is closed shape with respect to this check valve place, and this cover cap one side is incorporated on this anti-rotation mechanism with bolt.
The oiling agent injecting structure of above-mentioned scrollwork fluid means, wherein this cover cap offers an interface with respect to this check valve place.
The oiling agent injecting structure of above-mentioned scrollwork fluid means wherein further seals with a plug sleeve on this interface.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Description of drawings
The in-built cross-sectional schematic of Fig. 1 the utility model;
Fig. 2 is the A part enlarged detail of Fig. 1;
Fig. 3 is according to the oiling schematic diagram of Fig. 2;
Fig. 4 is another embodiment's of A part of Fig. 1 enlarged detail;
Fig. 5 is according to the oiling schematic diagram of Fig. 4.
Wherein, reference character
Dunnage 1
Transmission shafts bearing 10 eccentric pin shaft bearings 11
Transmission shaft 2
Transmission shaft eccentric part 20
Moving scrollwork 3
Fixed scroll 4
Through hole 501 cover caps 51
Bolt 53
Spheroid 610 elastic elements 611
Embodiment
In order further to disclose feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended accompanying drawing only provide with reference to and the explanation use, the utility model is limited.
See also Fig. 1, be the in-built cross-sectional schematic of the utility model.The utility model provides a kind of oiling agent injecting structure of scrollwork fluid means, comprises a dunnage 1, a transmission shaft 2, a moving scrollwork 3, a fixed scroll 4 and one group of anti-rotation mechanism 5; Wherein:
This dunnage 1 is in order to carrying and above-mentioned each main member of link, and the one side is that above-mentioned transmission shaft 2 is the members such as moving scrollwork 3 and fixed scroll 4 with anti-rotation mechanism 5 members such as grade, opposite side.This dunnage 1 is provided with a transmission shafts bearing 10 in a side center, for the transmission shaft eccentric part 20 of transmission shaft 2 with the link that is pivoted of the elements such as bearing, and this dunnage 1 is provided with an eccentric pin shaft bearing 11 in outer periphery place, the same side, this eccentric pin shaft bearing 11 can be made eccentric motion in order to be positioned on dunnage 1 for above-mentioned anti-rotation mechanism 5 installings by transmission shaft 2 to make above-mentioned moving scrollwork 3.
From the above, this moving scrollwork 3 is be located on above-mentioned dunnage 1 opposite side and fixed, fixed scroll 4 further is meshed with this moving scrollwork 3, with by the eccentric motion of moving scrollwork 3 and 3 energy of fixed scroll to compressing as fluids such as air; Because this part belongs to prior art and non-innovation category of the present utility model, therefore no longer add to give unnecessary details.
See also Figure 1 and Figure 2, the utility model is mainly to be provided with in this anti-rotation mechanism 5 injecting structure that injects for oiling agent, and is communicated to transmission shaft 2 places by anti-rotation mechanism 5.Wherein, be provided with a guide channel 12 in this dunnage 1, described guide channel 12 is communicated in transmission shafts bearing 10 and eccentric pin shaft bearing 11, namely between transmission shaft 2 and anti-rotation mechanism 5.And this anti-rotation mechanism 5 is to have a cam pin 50, described cam pin 50 is provided with an oiling agent hand-hole 500, oiling agent hand-hole 500 is in this cam pin 50 and be communicated to guide channel 12 with a through hole 501, so, can inject oiling agent by oiling agent hand-hole 500, pass through through hole 501 and guide channel 12 for oiling agent, and then the bearing portions such as transmission shaft eccentric part 20 of transmission shaft 2 are provided the supply of oiling agent or replenish.
See also again Fig. 2 and shown in Figure 3, in an embodiment of the present utility model, can further be provided with a pump nozzle 6 on described oiling agent hand-hole 500, described pump nozzle 6 comprises a cover and is fixed in the check valve 61 that conduits 60 and in oiling agent hand-hole 500 are plugged in this conduit 60 ports, this check valve 61 can be made of a spheroid 610 and an elastic element 611, seals in order to do by elastic element 611, spheroid 610 being pushed towards the port; When wish is injected oiling agent, impose that certain pressure inwardly promotes this spheroid 610 and pressuring elastic element 611 is able to enter in oiling agent hand-hole 500 by pump nozzle 6 for oiling agent.In addition, this anti-rotation mechanism 5 is covered with a cover cap 51 on pump nozzle 6, and cover cap 51 offers an interface 510 with respect to check valve 61 places, can be more further with plug sleeve 52 sealings on interface 510; When injecting oiling agent, wish taken off again.And cover cap 51 1 sides can be incorporated on anti-rotation mechanism 5 by a bolt 53.
Moreover as Fig. 4 and shown in Figure 5, in another embodiment of the present utility model, this cover cap 51 also can be a closed shape with respect to check valve 61 places, namely is not provided with the structures such as interface 510 and plug sleeve 52 as the aforementioned; And when wish is injected oiling agent, need first unload bolt 53, with cover cap 51 by after breaking away from anti-rotation mechanism 5, begin pump nozzle 6 is injected oiling agents.
So, utilize above-mentioned contexture, can obtain the oiling agent injecting structure of the utility model scrollwork fluid means.
Certainly; the utility model also can have other various embodiments; in the situation that do not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (8)
1. the oiling agent injecting structure of a scrollwork fluid means, is characterized in that, comprising:
One dunnage, one side center are provided with a transmission shafts bearing, and this dunnage outer periphery places is provided with a plurality of eccentric pin shaft bearings;
One transmission shaft has a transmission shaft eccentric part, is connected in this transmission shafts bearing to be pivoted;
One moving scrollwork is fixedly arranged on this dunnage opposite side;
One fixed scroll is meshed with this moving scrollwork; And
One group of anti-rotation mechanism comprises a plurality of cam pins, and is positioned at this dunnage peripheral region with this transmission shaft homonymy, and respectively this cam pin is located at respectively on this eccentric pin shaft bearing;
Wherein, be provided with guide channel in this dunnage, described guide channel is communicated between this transmission shafts bearing and this anti-rotation mechanism, and respectively this cam pin is provided with an oiling agent hand-hole that is communicated to described guide channel in it.
2. the oiling agent injecting structure of scrollwork fluid means according to claim 1, is characterized in that, described guide channel is communicated between this transmission shafts bearing and this eccentric pin shaft bearing.
3. the oiling agent injecting structure of scrollwork fluid means according to claim 1, is characterized in that, this oiling agent hand-hole is provided with a pump nozzle.
4. the oiling agent injecting structure of scrollwork fluid means according to claim 3, is characterized in that, this pump nozzle comprises a cover and is fixed in the check valve that conduit and in this oiling agent hand-hole is plugged in this catheter port place.
5. the oiling agent injecting structure of according to claim 3 or 4 described scrollwork fluid means, is characterized in that, this anti-rotation mechanism is covered with a cover cap on this pump nozzle.
6. the oiling agent injecting structure of scrollwork fluid means according to claim 5, is characterized in that, this cover cap is closed shape with respect to this check valve place, and this cover cap one side is incorporated on this anti-rotation mechanism with bolt.
7. the oiling agent injecting structure of scrollwork fluid means according to claim 5, is characterized in that, this cover cap offers an interface with respect to this check valve place.
8. the oiling agent injecting structure of scrollwork fluid means according to claim 7, is characterized in that, further seals with a plug sleeve on this interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220552956 CN202937452U (en) | 2012-10-26 | 2012-10-26 | Lubricant injection structure for scroll fluid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220552956 CN202937452U (en) | 2012-10-26 | 2012-10-26 | Lubricant injection structure for scroll fluid device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937452U true CN202937452U (en) | 2013-05-15 |
Family
ID=48321694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220552956 Expired - Lifetime CN202937452U (en) | 2012-10-26 | 2012-10-26 | Lubricant injection structure for scroll fluid device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937452U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762662A (en) * | 2015-11-23 | 2017-05-31 | 上海汉钟精机股份有限公司 | Oil-free scroll formula bearing of compressor lubricating structure |
| CN112534137A (en) * | 2018-08-13 | 2021-03-19 | 三菱重工制冷空调系统株式会社 | Scroll compressor having a plurality of scroll members |
-
2012
- 2012-10-26 CN CN 201220552956 patent/CN202937452U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762662A (en) * | 2015-11-23 | 2017-05-31 | 上海汉钟精机股份有限公司 | Oil-free scroll formula bearing of compressor lubricating structure |
| CN112534137A (en) * | 2018-08-13 | 2021-03-19 | 三菱重工制冷空调系统株式会社 | Scroll compressor having a plurality of scroll members |
| US11655819B2 (en) | 2018-08-13 | 2023-05-23 | Mitsubishi Heavy Industries Thermal Systems, Ltd. | Scroll compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |