CN203246916U - Passive air expansion shaft stool assembly - Google Patents
Passive air expansion shaft stool assembly Download PDFInfo
- Publication number
- CN203246916U CN203246916U CN 201320192699 CN201320192699U CN203246916U CN 203246916 U CN203246916 U CN 203246916U CN 201320192699 CN201320192699 CN 201320192699 CN 201320192699 U CN201320192699 U CN 201320192699U CN 203246916 U CN203246916 U CN 203246916U
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- CN
- China
- Prior art keywords
- air
- passive
- expanding shaft
- bearing
- shaft bearing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Mounting Of Bearings Or Others (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model discloses a passive air expansion shaft stool assembly which comprises an air expansion shaft stool and a passive seat cover. The air expansion shaft stool comprises a connecting portion and a bearing portion, a first bearing is arranged between the connecting portion and the front end of the passive seat cover, an air expansion shaft stool outer pressing cover is positioned at the front end face of the passive seat cover, an air expansion shaft stool inner pressing cover is arranged at the rear end face of the connecting portion, and the first bearing is arranged between the air expansion shaft stool outer expressing cover and the air expansion shaft stool inner expressing cover. By means of the method, the passive air expansion shaft stool assembly is simple and practical, high in safety coefficient, simple and reasonable in structure and wholly attractive.
Description
Technical field
The utility model relates to air-expanding shaft accessory equipment technical field, particularly relates to a kind of passive air-expanding shaft bearing and forms.
Background technology
Air-expanding shaft is a kind of special rolling, unreeling shaft, namely pass through the axle that high-pressure aerated rear surface can projection, the axle that venting rear surface part is retracted rapidly is called air-expanding shaft, its title variation, be again airpressure axle, main axis of dilatation, flatulence axle, inflatable roller, inflation axle, pressure axis, inflatable roller etc.
Air-expanding shaft is used on rolling, the unwinding device widely, and the swing arm of existing rolling, unwinding device is in rotation process, and air-expanding shaft may drop, and safety factor is low, has potential safety hazard.
The utility model content
The technical matters that the utility model mainly solves provides a kind of passive air-expanding shaft bearing and forms, and safety factor is high, the phenomenon that air-expanding shaft falls down can not occur.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of passive air-expanding shaft bearing to form, comprise: air-expanding shaft bearing and passive cover for seat, described air-expanding shaft bearing comprises connecting portion and supporting part, be provided with clutch shaft bearing between the leading section of described connecting portion and passive cover for seat, the front end face of described passive cover for seat is provided with air-expanding shaft bearing outer press cover, the aft end face of described connecting portion is provided with air-expanding shaft bearing internal gland, and described clutch shaft bearing is arranged between described air-expanding shaft bearing outer press cover and the air-expanding shaft bearing internal gland.
In preferred embodiment of the utility model, described passive cover for seat inside is provided with the top axle sleeve, and axle sleeve inside, described top is provided with the passive top of air-expanding shaft, and described top axle sleeve and air-expanding shaft are provided with bearing set between the passive top.
In preferred embodiment of the utility model, described bearing set comprises the second bearing, the 3rd bearing and the 4th bearing, the outside of the passive top of described air-expanding shaft is provided with top axle sleeve inner shield ring, described the second bearing and the 3rd bearing are separately positioned on the dual-side of described top axle sleeve inner shield ring, and described the 3rd bearing is arranged on the right part of the passive top of described air-expanding shaft.
In preferred embodiment of the utility model, the end of described top axle sleeve is provided with top axle sleeve terminal pad, and the middle part of described top axle sleeve terminal pad is provided with a through hole.
In preferred embodiment of the utility model, the rearward end of described passive cover for seat is provided with the cylinder terminal pad, is fixed with cylinder on the described cylinder terminal pad, and described through hole is passed in the end of the piston rod of described cylinder.
In preferred embodiment of the utility model, described air-expanding shaft bearing outer press cover is fixed by screws on the described passive cover for seat, and described air-expanding shaft bearing internal gland is fixed by screws on the described connecting portion.
In preferred embodiment of the utility model, described clutch shaft bearing adopts deep groove ball bearing, and number is two.
In preferred embodiment of the utility model, described the second bearing and the 4th bearing adopt deep groove ball bearing, and described the 3rd bearing adopts thrust ball bearing.
In preferred embodiment of the utility model, described top axle sleeve terminal pad is fixed by screws on the axle sleeve of described top, and described cylinder terminal pad is fixed by screws on the described passive cover for seat, and described cylinder is fixed by screws on the described cylinder terminal pad.
In preferred embodiment of the utility model, described supporting part is semicircular platforms shape, and the outside face of described air-expanding shaft bearing and passive cover for seat is provided with the decorative chromium layer.
The passive air-expanding shaft bearing composition of the utility model has following beneficial effect:
1, the air-expanding shaft bearing comes off just in case air-expanding shaft occurs because the effect of center of gravity can be positioned at the below of air-expanding shaft all the time, and the air-expanding shaft bearing can be held air-expanding shaft, and safety factor is high, does not have potential safety hazard, and is simple and reasonable;
2, the decorative chromium layer on the outside face of air-expanding shaft bearing and passive cover for seat is so that the whole better appearance of the utility model.
Description of drawings
Fig. 1 is the perspective view that the passive air-expanding shaft bearing of the utility model forms a preferred embodiment;
Fig. 2 is the lateral plan of Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view;
The mark of each parts is as follows in the accompanying drawing: 1, passive cover for seat, 2, connecting portion, 3, the supporting part, 4, clutch shaft bearing, 5, air-expanding shaft bearing outer press cover, 6, air-expanding shaft bearing internal gland, 7, top axle sleeve, 8, the passive top of air-expanding shaft, the 9, second bearing, 10, the 3rd bearing, 11, the 4th bearing, 12, top axle sleeve inner shield ring, 13, top axle sleeve terminal pad, 14, cylinder terminal pad, 15, cylinder.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1 to Fig. 3, the utility model embodiment comprises:
A kind of passive air-expanding shaft bearing forms, comprise: air-expanding shaft bearing and passive cover for seat 1, described air-expanding shaft bearing comprises connecting portion 2 and supporting part 3, be provided with clutch shaft bearing 4 between the leading section of described connecting portion 2 and passive cover for seat 1, the front end face of described passive cover for seat 1 is provided with air-expanding shaft bearing outer press cover 5, the aft end face of described connecting portion 2 is provided with air-expanding shaft bearing internal gland 6, and described clutch shaft bearing 4 is arranged between described air-expanding shaft bearing outer press cover 5 and the air-expanding shaft bearing internal gland 6.
Described air-expanding shaft bearing outer press cover 5 and air-expanding shaft bearing internal gland 6 play the effect to air-expanding shaft bearing and clutch shaft bearing 4 location.
Described supporting part 3 is semicircular platforms shape, because the effect of center of gravity, the air-expanding shaft bearing can be positioned at the below of air-expanding shaft all the time.
Described passive cover for seat 1 inside is provided with top axle sleeve 7, axle sleeve 7 inside, described top are provided with the passive top 8 of air-expanding shaft, the left part of the passive top 8 of air-expanding shaft is provided with slot, and the end of air-expanding shaft is arranged in the described slot, and described top axle sleeve 7 and air-expanding shaft are provided with bearing set between the passive top 8.
Described bearing set comprises the second bearing 9, the 3rd bearing 10 and the 4th bearing 11, the outside of the passive top 8 of described air-expanding shaft is provided with top axle sleeve inner shield ring 12, described the second bearing 9 and the 3rd bearing 10 are separately positioned on the dual-side of described top axle sleeve inner shield ring 12, and described the 3rd bearing 10 is arranged on the right part of the passive top 8 of described air-expanding shaft.
The end of described top axle sleeve 7 is provided with top axle sleeve terminal pad 13, and the middle part of described top axle sleeve terminal pad 13 is provided with a through hole.
The rearward end of described passive cover for seat 1 is provided with cylinder terminal pad 14, is fixed with cylinder 15 on the described cylinder terminal pad 14, and described through hole is passed in the end of the piston rod of described cylinder 15, and cylinder 15 plays the effect that compresses air-expanding shaft.
Described air-expanding shaft bearing outer press cover 5 is fixed by screws on the described passive cover for seat 1, and described air-expanding shaft bearing internal gland 6 is fixed by screws on the described connecting portion 2.
Described clutch shaft bearing 4 adopts deep groove ball bearing, and number is two.
Described the second bearing 9 and the 4th bearing 11 adopt deep groove ball bearing, and described the 3rd bearing 10 adopts thrust ball bearing.
Described top axle sleeve terminal pad 13 is fixed by screws on the described top axle sleeve 7, and described cylinder terminal pad 14 is fixed by screws on the described passive cover for seat 1, and described cylinder is fixed by screws on the described cylinder terminal pad 14.
The outside face of described air-expanding shaft bearing and passive cover for seat 1 is provided with the decorative chromium layer, and described decorative chromium layer is so that the whole better appearance of the utility model.
The passive air-expanding shaft bearing composition of the utility model has following beneficial effect: the air-expanding shaft bearing comes off just in case air-expanding shaft occurs because the effect of center of gravity can be positioned at the below of air-expanding shaft all the time, the air-expanding shaft bearing can be held air-expanding shaft, safety factor is high, does not have potential safety hazard, and is simple and reasonable; Decorative chromium layer on the outside face of air-expanding shaft bearing and passive cover for seat 1 is so that the whole better appearance of the utility model.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. a passive air-expanding shaft bearing forms, it is characterized in that, comprise: air-expanding shaft bearing and passive cover for seat, described air-expanding shaft bearing comprises connecting portion and supporting part, be provided with clutch shaft bearing between the leading section of described connecting portion and passive cover for seat, the front end face of described passive cover for seat is provided with air-expanding shaft bearing outer press cover, and the aft end face of described connecting portion is provided with air-expanding shaft bearing internal gland, and described clutch shaft bearing is arranged between described air-expanding shaft bearing outer press cover and the air-expanding shaft bearing internal gland.
2. passive air-expanding shaft bearing according to claim 1 forms, and it is characterized in that, described passive cover for seat inside is provided with the top axle sleeve, and axle sleeve inside, described top is provided with the passive top of air-expanding shaft, and described top axle sleeve and air-expanding shaft are provided with bearing set between the passive top.
3. passive air-expanding shaft bearing according to claim 2 forms, it is characterized in that, described bearing set comprises the second bearing, the 3rd bearing and the 4th bearing, the outside of the passive top of described air-expanding shaft is provided with top axle sleeve inner shield ring, described the second bearing and the 3rd bearing are separately positioned on the dual-side of described top axle sleeve inner shield ring, and described the 3rd bearing is arranged on the right part of the passive top of described air-expanding shaft.
4. passive air-expanding shaft bearing according to claim 2 forms, and it is characterized in that, the end of described top axle sleeve is provided with top axle sleeve terminal pad, and the middle part of described top axle sleeve terminal pad is provided with a through hole.
5. passive air-expanding shaft bearing according to claim 4 forms, and it is characterized in that, the rearward end of described passive cover for seat is provided with the cylinder terminal pad, is fixed with cylinder on the described cylinder terminal pad, and described through hole is passed in the end of the piston rod of described cylinder.
6. passive air-expanding shaft bearing according to claim 1 forms, and it is characterized in that, described air-expanding shaft bearing outer press cover is fixed by screws on the described passive cover for seat, and described air-expanding shaft bearing internal gland is fixed by screws on the described connecting portion.
7. passive air-expanding shaft bearing according to claim 1 forms, and it is characterized in that, described clutch shaft bearing adopts deep groove ball bearing, and number is two.
8. passive air-expanding shaft bearing according to claim 3 forms, and it is characterized in that, described the second bearing and the 4th bearing adopt deep groove ball bearing, and described the 3rd bearing adopts thrust ball bearing.
9. passive air-expanding shaft bearing according to claim 5 forms, it is characterized in that, described top axle sleeve terminal pad is fixed by screws on the axle sleeve of described top, described cylinder terminal pad is fixed by screws on the described passive cover for seat, and described cylinder is fixed by screws on the described cylinder terminal pad.
10. passive air-expanding shaft bearing according to claim 1 forms, and it is characterized in that, described supporting part is semicircular platforms shape, and the outside face of described air-expanding shaft bearing and passive cover for seat is provided with the decorative chromium layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192699 CN203246916U (en) | 2013-04-17 | 2013-04-17 | Passive air expansion shaft stool assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320192699 CN203246916U (en) | 2013-04-17 | 2013-04-17 | Passive air expansion shaft stool assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203246916U true CN203246916U (en) | 2013-10-23 |
Family
ID=49373368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320192699 Expired - Fee Related CN203246916U (en) | 2013-04-17 | 2013-04-17 | Passive air expansion shaft stool assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203246916U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738757A (en) * | 2014-01-28 | 2014-04-23 | 江阴市申港电讯器材厂 | Air expansion sleeve |
| CN105502039A (en) * | 2015-12-18 | 2016-04-20 | 刘东红 | Safe clamping device on printing machine |
-
2013
- 2013-04-17 CN CN 201320192699 patent/CN203246916U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738757A (en) * | 2014-01-28 | 2014-04-23 | 江阴市申港电讯器材厂 | Air expansion sleeve |
| CN105502039A (en) * | 2015-12-18 | 2016-04-20 | 刘东红 | Safe clamping device on printing machine |
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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: 20131023 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |