CN203781795U - Rotating part for lifting device - Google Patents
Rotating part for lifting device Download PDFInfo
- Publication number
- CN203781795U CN203781795U CN201420189003.XU CN201420189003U CN203781795U CN 203781795 U CN203781795 U CN 203781795U CN 201420189003 U CN201420189003 U CN 201420189003U CN 203781795 U CN203781795 U CN 203781795U
- Authority
- CN
- China
- Prior art keywords
- main part
- tumbler
- thread groove
- jacking system
- face
- Prior art date
- 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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Abstract
The utility model discloses a rotating part for a lifting device. The rotating part is used for being matched with a threaded rod of the lifting device and comprises a body, a rotating shaft and a plurality of balls, an external thread groove is formed in the outer peripheral surface of the body in a circling mode, a circulating groove communicated with the external thread groove is formed, a circulating path is formed, the rotating shaft penetrates through the body, and the balls are arranged in the external thread groove of the body and can move along the circulating path. When the rotating part rotates, rises and falls relative to the threaded rod, the balls moving in the external thread groove can further move to the circulating groove and then return to the external thread groove, and the balls are made to cyclically move so that smoothness can be improved.
Description
Technical field
The utility model relates to a kind of tumbler for jacking system, and the screw rod that relates in particular to a kind of jacking system coordinates and promote the tumbler of lifting smoothness.
Background technology
Existing companion ladder is to adopt actuator to pull cable wire to pull companion ladder to move, and mechanical parking equipment adopts actuator to pull cable wire or chain, and then drive parking apparatus lifting moving, again because using cable wire, chain has the security risks of fracture, wherein said jacking system is provided with screw rod, tumbler, lifting carrier, decelerator and transmission component, tumbler and screw rod engagement are also rotatably moved on screw rod, described lifting carrier is cross-placed on tumbler, described decelerator is located at lifting carrier, and transmission component connects decelerator and tumbler, wherein, decelerator can drive transmission component, and then drive the relative bolt rotary of tumbler and lifting moving.
Utility model content
Technical problem to be solved in the utility model is: a kind of tumbler for jacking system is provided, and it can promote the smoothness that tumbler moves on the screw rod of jacking system.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of tumbler for jacking system, it is in order to coordinate with the screw rod of jacking system, and described tumbler comprises: body, rotating shaft and some balls, and on described body outer peripheral face, dish is provided with outside thread groove, and described body is provided with the circulation groove that is communicated with outside thread groove, to form circulating path; Described rotating shaft is arranged in described body; Described some balls are located in the outside thread groove of described body, and can move along circulating path.
Further, described circulation groove is located at the outer peripheral face of described body.
Further, described body includes a main part, one first end cap and one second end cap, described outside thread slotted disk is located at described main part and is extended to end face and the bottom surface of main part, described circulation groove is arranged on main part, and the end face of autonomous body is through to the bottom surface of main part, described the first end cap is positioned at the end face of main part, and described the second end cap is positioned at the bottom surface of main part, and described the first end cap is being provided with in the face of on the end face of main part the guide channel that coordinates outside thread groove with the second end cap.
Further, described body forms at least one circulating path.
Adopted technique scheme, the utility model beneficial effect is: tumbler is when relative bolt rotary and lifting moving process, ball can move and be moved further to circulation groove along outside thread groove, and by circulation groove, get back to once again outside thread groove, therefore ball can be in circulating path loopy moving, and then promote smoothness.
Accompanying drawing explanation
Fig. 1 is that the utility model is for the block diagram of the first embodiment of the tumbler of jacking system.
Fig. 2 is the lateral plan for the first embodiment of the tumbler of jacking system.
Fig. 3 is the exploded drawings for the second embodiment of the tumbler of jacking system.
Fig. 4 is the block diagram for the second embodiment of the tumbler of jacking system.
Fig. 5 is the block diagram for the main part of the second embodiment of the tumbler of jacking system.
Fig. 6 is the lateral plan for the main part of the second embodiment of the tumbler of jacking system.
Fig. 7 is the block diagram for the main part of the 3rd embodiment of the tumbler of jacking system.
Fig. 8 is the lateral plan for the main part of the 3rd embodiment of the tumbler of jacking system.
Fig. 9 is the use view for the second embodiment of the tumbler of jacking system.
Figure 10 is the side cutaway view for the use state of the second embodiment of the tumbler of jacking system.
Wherein: 10. body, 11. outside thread grooves, 12. circulation grooves, 13. main parts, 14. first end caps, 15. second end caps, 16. guide channels, 20. rotating shafts, 30. balls, 40. screw rods, 41. negative threads, 42. bearings, 43. gears, 44. external members.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Fig. 1, Fig. 3 and Fig. 4, be the two kind embodiments of the utility model for the tumbler of jacking system, it comprises a body 10, a rotating shaft 20 and some balls 30.
On the outer peripheral face of described body 10, dish is established outside thread groove 11, and described body 10 is provided with the circulation groove 12 that is communicated with outside thread groove 11, and outside being communicated with, thread groove 11 forms a circulating path with circulation groove 12, described rotating shaft 20 is arranged in described body 10, and the both ends of the surface of described body 10 are stretched out at the two ends of rotating shaft 20, described ball 30 is located in the outside thread groove 11 of described body 10, and can move along circulating path.
As shown in Figure 1 and Figure 2, described circulation groove 12 is located at outer peripheral face and the cross-over connection outside thread groove 11 of described body 10, and wherein, described body 10 outer peripheral faces form four circulating paths.
As shown in Figures 3 to 6, described body 10 includes a main part 13, one first end cap 14 and one second end cap 15, and described outside thread groove 11 dishes are located at described main part 13 and are extended to end face and the bottom surface of main part 13.Circulation groove 12 is located at main part 13, and the end face of autonomous body 13 is through to the bottom surface of main part 13.The first end cap 14 is positioned at the end face of described main part 13, and described the second end cap 15 is positioned at the bottom surface of described main part 13.The first end cap 14 is being provided with in the face of on the end face of main part 13 guide channel 16 that coordinates outside thread groove 11 with the second end cap 15, and wherein, described main part 13 forms four circulating paths.Further consult Fig. 7, Fig. 8, described main part 13 forms 1 circulating path, or described main part 13 also can form 2,3 circulating paths.
As shown in Figure 9, Figure 10, described tumbler coordinates in order to the screw rod 40 with jacking system, and described tumbler is located on screw rod 40 by an external member 44.The ball 30 of tumbler and 41 engagements of the negative thread of screw rod 40, the rotating shaft 20 of described tumbler is provided with bearing 42 and gear 43, and gear 43 is connected with the transmission component of jacking system.The decelerator of jacking system drives transmission component, and then driven gear 43 and described tumbler rotate also relative screw rod 40 and lifting moving.Ball 30 moves along outside thread groove 11, is moved further to circulation groove 12, more then moves to outside thread groove 11.
In sum, tumbler arranges circulation groove 12 and is communicated with outside thread grooves 11, and then forms circulating path constantly loopy moving of ball 30 is provided, and then reaches the object of lifting smoothness.
The utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, without performing creative labour, all conversion of having done, all drop on protection domain of the present utility model in.
Claims (4)
1. the tumbler for jacking system, it is in order to coordinate with the screw rod of jacking system, and described tumbler comprises: body, rotating shaft and some balls, and on described body outer peripheral face, dish is provided with outside thread groove, and described body is provided with the circulation groove that is communicated with outside thread groove, to form circulating path; Described rotating shaft is arranged in described body; Described some balls are located in the outside thread groove of described body, and can move along circulating path.
2. the tumbler for jacking system as claimed in claim 1, is characterized in that: described circulation groove is located at the outer peripheral face of described body.
3. the tumbler for jacking system as claimed in claim 2, it is characterized in that: described body includes a main part, one first end cap and one second end cap, described outside thread slotted disk is located at described main part and is extended to end face and the bottom surface of main part, described circulation groove is arranged on main part, and the end face of autonomous body is through to the bottom surface of main part, described the first end cap is positioned at the end face of main part, described the second end cap is positioned at the bottom surface of main part, and described the first end cap is being provided with in the face of on the end face of main part the guide channel that coordinates outside thread groove with the second end cap.
4. the tumbler for jacking system as claimed in claim 3, is characterized in that: described body forms at least one circulating path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189003.XU CN203781795U (en) | 2014-04-17 | 2014-04-17 | Rotating part for lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189003.XU CN203781795U (en) | 2014-04-17 | 2014-04-17 | Rotating part for lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203781795U true CN203781795U (en) | 2014-08-20 |
Family
ID=51318004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420189003.XU Expired - Fee Related CN203781795U (en) | 2014-04-17 | 2014-04-17 | Rotating part for lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203781795U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724647A (en) * | 2015-01-27 | 2015-06-24 | 中国科学院上海光学精密机械研究所 | Thread lifting platform |
-
2014
- 2014-04-17 CN CN201420189003.XU patent/CN203781795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724647A (en) * | 2015-01-27 | 2015-06-24 | 中国科学院上海光学精密机械研究所 | Thread lifting platform |
| CN104724647B (en) * | 2015-01-27 | 2017-03-15 | 中国科学院上海光学精密机械研究所 | Screw thread lifting platform |
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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: 20140820 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |