CN220979335U - Novel sunshade screen pivot end cover structure - Google Patents
Novel sunshade screen pivot end cover structure Download PDFInfo
- Publication number
- CN220979335U CN220979335U CN202322490339.1U CN202322490339U CN220979335U CN 220979335 U CN220979335 U CN 220979335U CN 202322490339 U CN202322490339 U CN 202322490339U CN 220979335 U CN220979335 U CN 220979335U
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- sleeve
- end cover
- matching
- rotating shaft
- interference
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- 238000009434 installation Methods 0.000 claims description 13
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000013011 mating Effects 0.000 description 9
- 239000004744 fabric Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model relates to the technical field of sunshade curtain production, in particular to a novel sunshade curtain rotating shaft end cover structure, which comprises: the end cover comprises a mounting sleeve, a matching assembly is fixedly arranged in the mounting sleeve, and the mounting sleeve is used for connecting the rotating shaft; the rotating shaft comprises an outer sleeve which is connected with the mounting sleeve; further comprises: the cooperation subassembly includes the cooperation sleeve, and the cooperation sleeve outside is equipped with a plurality of interference protruding, and the cooperation sleeve passes through interference protruding and pivot interference fit. According to the utility model, the connecting assembly is arranged, the fixing sleeve is fixedly connected with the mounting sleeve by using the positioning screw, the outer diameter of the matching sleeve is reduced, the interference protrusion is arranged outside the matching sleeve, the interference protrusion is in interference fit with the inner sleeve, and the friction force is increased by the matching protrusion, so that the coaxiality between the rotating shaft and the end cover is improved, and abnormal noise and excessive abrasion are avoided.
Description
Technical Field
The utility model relates to the technical field of sunshade curtain production, in particular to a novel sunshade curtain rotating shaft end cover structure.
Background
The sunshade curtain is a tool for isolating direct sunlight and generally comprises curtain cloth, a rotating shaft and a rotating shaft end cover, wherein the rotating shaft can rotate between the rotating shaft end covers, so that the curtain cloth is wound or released. Under the general condition, in order to ensure the axiality of rotation and the rolling effect, a gap of 0 is adopted between the rotating shaft of the sunshade curtain and the end cover, so that the curtain cloth is prevented from being skewed during rolling. However, due to the tolerance in production and the expansion and contraction of parts, errors exist in the actual size and the design size time of the end cover, when the gear of the end cover is smaller than the size of the shaft sleeve, the gap between the gear of the end cover and the shaft can cause poor coaxiality between the end cover and the shaft, and when the shaft rotates, collision and unnecessary friction can be generated between the gear of the end cover and the shaft. Friction and collision can produce abnormal sound and make the end cover appear excessive wearing and tearing, influence the use impression, shorten the life of sunshade screen.
In view of this, we propose a new sunshade rotating shaft end cover structure.
Disclosure of utility model
In order to overcome the defect that the coaxiality between an end cover and a shaft sleeve in the existing structure is poor, abnormal sound is easy to generate when a sunshade screen rotating shaft rotates, and the end cover is easy to excessively wear, the utility model provides a novel sunshade screen rotating shaft end cover structure.
The technical scheme of the utility model is as follows:
a novel sunshade screen pivot end cover structure, includes:
The end cover comprises a mounting sleeve, a matching assembly is fixedly arranged in the mounting sleeve, and the mounting sleeve is used for connecting a rotating shaft;
the rotating shaft comprises an outer sleeve, and the outer sleeve is connected with the mounting sleeve;
Further comprises:
The cooperation subassembly includes the cooperation sleeve, the cooperation sleeve outside is equipped with a plurality of interference protruding, the cooperation sleeve passes through interference protruding and pivot interference fit.
As a preferable technical scheme of the utility model, the end cover further comprises a mounting frame, and the mounting sleeve is fixedly arranged in the middle of the mounting frame.
As the preferable technical scheme of the utility model, the middle part of the installation sleeve is provided with a positioning hole in a penetrating way, the top surface of the installation sleeve is uniformly provided with a plurality of limiting protrusions, and the outer sleeve is nested and arranged on the outer side of the top of the installation sleeve.
As a preferred technical scheme of the utility model, the matching assembly further comprises a fixing sleeve, and the fixing sleeve is positioned in the mounting sleeve and fixedly connected with the fixing sleeve through a positioning screw.
As the preferable technical scheme of the utility model, the matching sleeve is positioned at the top of the fixed sleeve and higher than the top end of the fixed sleeve, and the side surface of the matching sleeve is provided with a limiting block.
As the preferable technical scheme of the utility model, the interference protrusions and the limiting blocks are uniformly distributed on the outer side of the matching sleeve, and a plurality of matching protrusions are arranged on the surface of the interference protrusion.
As the preferable technical scheme of the utility model, the bottom of the outer sleeve is provided with the combining protrusion, and the combining protrusion is matched with the limiting protrusion.
As the preferable technical scheme of the utility model, the inner side of the outer sleeve is provided with an inner sleeve which is in interference fit with the interference protrusion, the inner sleeve is provided with a matching groove, and the matching groove is matched with the limiting block.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the connecting assembly is arranged, the fixing sleeve is fixedly connected with the mounting sleeve by using the positioning screw, the outer diameter of the matching sleeve is reduced, the interference protrusion is arranged outside the matching sleeve, the interference protrusion is in interference fit with the inner sleeve, and the friction force is increased by the matching protrusion, so that the coaxiality between the rotating shaft and the end cover is improved, and abnormal noise and excessive abrasion are avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of an end cap structure according to the present utility model;
FIG. 3 is a schematic view of the structure of the mating assembly according to the present utility model;
FIG. 4 is a schematic view of a spindle structure according to the present utility model;
FIG. 5 is a schematic view of an inner sleeve according to the present utility model.
The meaning of each reference numeral in the figures is:
1. an end cap; 11. a mounting frame; 12. a mounting sleeve; 13. positioning holes; 14. a limit protrusion;
2. A mating assembly; 21. a fixed sleeve; 22. a set screw; 23. a mating sleeve; 24. a limiting block; 25. an interference protrusion; 26. fitting the protrusion;
3. A rotating shaft; 31. an outer sleeve; 32. a coupling protrusion; 33. an inner sleeve; 34. a mating groove; 35. a central shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model is described in detail by the following embodiments:
a novel sunshade screen pivot end cover structure, includes:
The end cover 1, the end cover 1 comprises a mounting sleeve 12, a matching component 2 is fixedly arranged in the mounting sleeve 12, and the mounting sleeve 12 is used for connecting the rotating shaft 3; the end cap 1 further comprises a mounting frame 11, and a mounting sleeve 12 is rotatably mounted in the middle of the mounting frame 11.
The mounting frame 11 is used for the installation of sunshade screen, has the through-hole on the mounting frame 11 for the installation of bolt.
The middle part of the installation sleeve 12 is penetrated and provided with a positioning hole 13, and a plurality of limiting bulges 14 are uniformly arranged on the top surface of the installation sleeve 12.
The mounting sleeve 12 and the limiting boss 14 are integrally formed by metal materials.
The fitting assembly 2 comprises a fitting sleeve 23, a plurality of interference protrusions 25 are arranged on the outer side of the fitting sleeve 23, and the fitting sleeve 23 is in interference fit with the rotating shaft 3 through the interference protrusions 25. The mating assembly 2 further includes a fixing sleeve 21, the fixing sleeve 21 being located within the mounting sleeve 12 and fixedly connected to the fixing sleeve 21 by a set screw 22. The matching sleeve 23 is positioned at the top of the fixed sleeve 21 and higher than the top end of the fixed sleeve 21, and a limiting block 24 is arranged on the side surface of the matching sleeve 23. The interference protrusion 25 and the limiting block 24 are uniformly distributed on the outer side of the matching sleeve 23, and a plurality of matching protrusions 26 are arranged on the surface of the interference protrusion 25.
The cooperation subassembly 2 adopts plastics material integrated into one piece, and fixed sleeve 21 nestification installs in installation sleeve 12, and locating screw 22 passes locating hole 13 and fixed sleeve 21 fixed connection, can prevent that fixed sleeve 21 from rotating or coming off.
The spindle 3 comprises an outer sleeve 31, the outer sleeve 31 being connected to the mounting sleeve 12. The outer sleeve 31 is provided with a combining protrusion 32 at the bottom, and the combining protrusion 32 is matched with the limiting protrusion 14.
The outer sleeve 31 and the combining protrusion 32 are integrally formed by adopting metal materials, and the combining protrusion 32 and the limiting protrusion 14 are mutually meshed, so that the outer sleeve 31 and the end cover 1 can be kept relatively static.
An inner sleeve 33 is arranged on the inner side of the outer sleeve 31, the inner sleeve 33 is in interference fit with the interference protrusion 25, the inner sleeve 33 is provided with a matching groove 34, and the matching groove 34 is matched with the limiting block 24.
The inner sleeve 33 and the matching groove 34 are integrally formed by adopting metal materials, the matching groove 34 is matched with the limiting block 24, the inner sleeve 33 and the matching assembly 2 can be kept relatively static, abrasion is avoided, the inner sleeve 33 and the interference protrusion 25 are in interference fit, friction between the interference protrusion 25 and the inner side surface of the inner sleeve 33 can be improved through the arrangement of the matching protrusion 26, the fixing firmness of the inner sleeve 33 is improved, and meanwhile coaxiality is improved.
The inner side of the inner sleeve 33 is also provided with a middle shaft 35, and the middle shaft 35 is fixedly arranged inside the matching sleeve 23 and is in interference fit with the matching sleeve 23.
Working principle:
during installation, the fixing sleeve 21 is inserted into the installation sleeve 12, and then the positioning screw 22 is inserted into the positioning hole 13 and then fixedly connected with the fixing sleeve 21. The mating assembly 2 is then inserted into the spindle 3 with the central shaft 35 inserted into the mating sleeve 23, the mating sleeve 23 and the interference projection 25 inserted into the inner sleeve 33 and ensuring that the stop 24 is aligned with the mating slot 34, and the top of the mounting sleeve 12 inserted into the outer sleeve 31 and ensuring that the coupling projection 32 and the stop projection 14 are coupled. Finally the sun blind is mounted in place by means of a mounting frame 11.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A novel sunshade screen pivot end cover structure, includes:
The end cover (1), the end cover (1) comprises a mounting sleeve (12), a matching component (2) is fixedly arranged in the mounting sleeve (12), and the mounting sleeve (12) is used for being connected with a rotating shaft (3);
The rotating shaft (3) comprises an outer sleeve (31), and the outer sleeve (31) is connected with the mounting sleeve (12);
Characterized by further comprising:
The assembly (2) comprises a matching sleeve (23), a plurality of interference protrusions (25) are arranged on the outer side of the matching sleeve (23), and the matching sleeve (23) is in interference fit with the rotating shaft (3) through the interference protrusions (25).
2. The novel sunshade rotating shaft end cover structure as claimed in claim 1, wherein: the end cover (1) further comprises a mounting frame (11), and the mounting sleeve (12) is fixedly mounted in the middle of the mounting frame (11).
3. The novel sunshade rotating shaft end cover structure as claimed in claim 2, wherein: the middle part of the installation sleeve (12) is communicated with a positioning hole (13), a plurality of limiting protrusions (14) are uniformly arranged on the top surface of the installation sleeve (12), and the outer sleeve (31) is nested and arranged on the outer side of the top of the installation sleeve (12).
4. A novel sunshade shaft end cap structure as claimed in claim 3, wherein: the matching component (2) further comprises a fixing sleeve (21), and the fixing sleeve (21) is positioned in the mounting sleeve (12) and fixedly connected with the fixing sleeve (21) through a positioning screw (22).
5. The novel sunshade rotating shaft end cover structure as claimed in claim 4, wherein: the matching sleeve (23) is positioned at the top of the fixed sleeve (21) and higher than the top of the fixed sleeve (21), and a limiting block (24) is arranged on the side face of the matching sleeve (23).
6. The novel sunshade shaft end cover structure as claimed in claim 5, wherein: the interference protrusions (25) and the limiting blocks (24) are uniformly distributed on the outer side of the matching sleeve (23), and a plurality of matching protrusions (26) are arranged on the surface of the interference protrusions (25).
7. The novel sunshade shaft end cover structure as claimed in claim 6, wherein: the bottom of the outer sleeve (31) is provided with a combining protrusion (32), and the combining protrusion (32) is matched with the limiting protrusion (14).
8. The novel sunshade shaft end cover structure as claimed in claim 7, wherein: the inner side of the outer sleeve (31) is provided with an inner sleeve (33), the inner sleeve (33) is in interference fit with the interference protrusion (25), the inner sleeve (33) is provided with a matching groove (34), and the matching groove (34) is matched with the limiting block (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322490339.1U CN220979335U (en) | 2023-09-13 | 2023-09-13 | Novel sunshade screen pivot end cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322490339.1U CN220979335U (en) | 2023-09-13 | 2023-09-13 | Novel sunshade screen pivot end cover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220979335U true CN220979335U (en) | 2024-05-17 |
Family
ID=91062809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322490339.1U Active CN220979335U (en) | 2023-09-13 | 2023-09-13 | Novel sunshade screen pivot end cover structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220979335U (en) |
-
2023
- 2023-09-13 CN CN202322490339.1U patent/CN220979335U/en active Active
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| GR01 | Patent grant |