CN219119673U - Universal joint with protection structure - Google Patents
Universal joint with protection structure Download PDFInfo
- Publication number
- CN219119673U CN219119673U CN202223330399.9U CN202223330399U CN219119673U CN 219119673 U CN219119673 U CN 219119673U CN 202223330399 U CN202223330399 U CN 202223330399U CN 219119673 U CN219119673 U CN 219119673U
- Authority
- CN
- China
- Prior art keywords
- side wall
- protective sleeve
- section
- area
- universal joint
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Diaphragms And Bellows (AREA)
Abstract
The utility model relates to the technical field of universal joints, and discloses a universal joint with a protection structure, which comprises a driving shaft and a driven shaft, wherein the driving shaft is connected with the driven shaft and is provided with a connecting area, a protective sleeve is detachably sleeved on the connecting area, and the protective sleeve is arranged in an extending manner along the length direction of the connecting area and is circumferentially arranged along the connecting area; the protective sleeve is respectively fixed on the driving shaft and the driven shaft through a plurality of connecting pieces; the connecting pieces are circumferentially arranged along the circumference of the protective sleeve; the protection sleeve is sleeved on a connecting area formed by connecting the driving shaft and the driven shaft, dust or sand can be prevented from penetrating into the connecting area by the protection sleeve, the rotation abrasion between the driving shaft and the driven shaft is avoided, and the service life of the universal joint can be effectively prolonged; can be with lag demountable installation on the universal joint through the connecting piece, solve the problem that universal joint structure protection function is single.
Description
Technical Field
The utility model relates to the technical field of universal joints, in particular to a universal joint with a protection structure.
Background
The universal joint is a part for realizing variable-angle power transmission, is used for changing the position of the transmission axis direction, and is a joint part of a universal transmission device of an automobile driving system.
One chinese patent with publication No. CN203926475U relates to a universal joint. A universal joint comprises a connecting piece, a snap-in piece, a ball shaft and a connecting rod; the ball shaft is connected with the connecting piece, and the occluding piece is hinged with the ball shaft through the connecting rod. The universal joint provided by the patent can provide stress of hinging force in multiple aspects, reduce abrasion among parts and prolong the service life of the universal joint.
The protection function of the universal joint structure is single; the existing universal joint is provided with a connecting area for connecting and rotating, and the connecting area is generally exposed outside the universal joint, so that dust or sand can be permeated frequently, the connecting area after permeation can increase structural abrasion during rotation, and service life is reduced.
Disclosure of Invention
The utility model aims to provide a universal joint with a protection structure, and aims to solve the problem that the protection function of the universal joint structure is single in the prior art.
The universal joint with the protection structure comprises a driving shaft and a driven shaft, wherein the driving shaft is connected with the driven shaft, a connecting area is formed on the driving shaft and the driven shaft, a protective sleeve is detachably sleeved on the connecting area, and the protective sleeve is arranged in an extending manner along the length direction of the connecting area and is circumferentially and circumferentially arranged along the connecting area; the protective sleeve is respectively fixed on the driving shaft and the driven shaft through a plurality of connecting pieces; the connecting pieces are circumferentially arranged along the circumference of the protective sleeve.
Furthermore, the protective sleeves are arranged in a surrounding mode and surround to form a surrounding area, and the connecting area is located in the surrounding area.
Furthermore, groove rings which are sunken towards the enclosing area are respectively arranged at the head end and the tail end of the protective sleeve, and the inner side walls of the two groove rings are respectively abutted against the peripheries of the driving shaft and the driven shaft; the connecting piece is in surrounding abutting connection along the outer side wall of the groove ring.
Further, the side wall of the protective sleeve is provided with an inner section extending towards the enclosing area and an outer section extending away from the enclosing area, and the inner section and the outer section are respectively arranged along the length direction of the protective sleeve in an extending way;
when the connecting area is positioned in the enclosing area, the external section is abutted against the internal section, and the protective sleeve is enclosed on the periphery of the connecting area;
when the external section and the internal section are provided with interval areas which are arranged at intervals, the connecting area deviates from the enclosing area through the interval areas; the protective sleeve is detachably arranged on the connecting area.
Further, the inner side wall of the built-in section is exposed in the enclosing area, the outer side wall of the built-in section is abutted to the inner side wall of the external section, and the outer side wall of the external section is exposed outside the protective sleeve.
Further, when the external section is abutted on the internal section, the outer side wall of the external section is arranged flush with the outer side wall of the protective sleeve.
Further, when the external section is abutted on the internal section, the inner side wall of the internal section is arranged flush with the inner side wall of the protective sleeve.
Further, the outer side wall of the built-in section and the outer side wall of the protective sleeve are arranged in a step shape; the inner side wall of the external section and the inner side wall of the protective sleeve are arranged in a step shape.
Further, the protective sleeve is provided with a plurality of convex rings protruding outwards, the convex rings are arranged around the periphery of the protective sleeve, and the convex rings are arranged at intervals along the length direction of the protective sleeve; the convex ring is provided with an inner ring groove which is away from the enclosing region and is recessed, and the inner ring groove is positioned in the enclosing region.
Further, the connecting piece is a clamp spring.
Compared with the prior art ， According to the universal joint with the protection structure, the protection sleeve is sleeved on the connecting area formed by connecting the driving shaft and the driven shaft, dust or sand can be prevented from penetrating into the connecting area by the protection sleeve, rotational abrasion between the driving shaft and the driven shaft is avoided, and the service life of the universal joint can be effectively prolonged; can be with lag demountable installation on the universal joint through the connecting piece, solve the problem that universal joint structure protection function is single.
Drawings
FIG. 1 is a schematic perspective view of a gimbal with a protective structure according to the present utility model;
FIG. 2 is a schematic perspective view of a driving shaft and a driven shaft provided by the utility model;
FIG. 3 is a schematic perspective view of a protective sleeve according to the present utility model;
FIG. 4 is a schematic top view of a protective sleeve according to the present utility model;
fig. 5 is a schematic top view of a protective sleeve according to the present utility model.
In the figure: the driving shaft 100, the driven shaft 200, the connecting area 300, the protective sleeve 400, the connecting piece 500, the groove ring 600, the enclosing area 401, the built-in section 402, the external section 403, the convex ring 404 and the inner ring groove 405.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The implementation of the present utility model will be described in detail below with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limiting the present utility model, and specific meanings of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.
Referring to fig. 1-5, a preferred embodiment of the present utility model is provided.
The universal joint with the protection structure comprises a driving shaft 100 and a driven shaft 200, wherein the driving shaft 100 is connected with the driven shaft 200, a connecting area 300 is formed, a protective sleeve 400 is detachably sleeved on the connecting area 300, and the protective sleeve 400 is arranged in an extending manner along the length direction of the connecting area 300 and is circumferentially and circumferentially arranged along the connecting area 300; the protective cover 400 is fixed to the driving shaft 100 and the driven shaft 200 through a plurality of connection members 500, respectively; the connection member 500 is circumferentially arranged along the circumference of the shield 400.
The universal joint with the protection structure is sleeved on the connecting area 300 formed by connecting the driving shaft 100 and the driven shaft 200 through the protection sleeve 400, dust or sand can be prevented from penetrating into the connecting area 300 by utilizing the protection sleeve 400, rotational abrasion between the driving shaft 100 and the driven shaft 200 is avoided, and the service life of the universal joint can be effectively prolonged; the protective sleeve 400 can be detachably arranged on the universal joint through the connecting piece 500, and the problem of single protective function of the universal joint structure is solved.
The protective sleeve 400 is arranged in a surrounding manner, and surrounds and forms a surrounding area 401, and the connecting area 300 is positioned in the surrounding area 401. In this way, the protective cover 400 can wrap the connection area 300, so that corrosion of light wind, sand, rain and snow to the universal joint can be effectively reduced.
The connector 500 is not limited to the clip spring, and may be attached to the protection sleeve 400 by a hose clamp, a wire, or the like.
In this embodiment, the side wall of the protective sleeve 400 is provided with an inner section 402 extending towards the enclosing region 401 and an outer section 403 extending away from the enclosing region 401, and the inner section 402 and the outer section 403 are respectively arranged along the length direction of the protective sleeve 400;
when the connection area 300 is located in the enclosing area 401, the external section 403 abuts against the internal section 402, and the protective sleeve 400 encloses on the outer periphery of the connection area 300;
when there are spaced apart regions between the outer and inner sections 403, 402, the connection region 300 is offset from the enclosing region 401 by the spaced apart regions; the protective sheath 400 is detachably mounted on the connection region 300.
The protection sleeve 400 can form a surrounding area 401 through the closing of the internal section 402 and the external section 403, and the connecting area 300 can be wrapped through the surrounding area 401, so that corrosion of light wind, sand, rain and snow to the universal joint is effectively reduced; when the inner section 402 and the outer section 403 have a space region, the protecting sleeve 400 can be detached from the connecting region 300, so that the protecting sleeve 400 can be replaced on the connecting region 300 conveniently, and the whole universal joint does not need to be detached and replaced.
In this embodiment, the inner side wall of the inner section 402 is exposed in the enclosing region 401, the outer side wall of the inner section 402 abuts against the inner side wall of the outer section 403, and the outer side wall of the outer section 403 is exposed outside the protective sleeve 400.
The internal section 402 and the external section 403 are integrally formed with the protective sleeve 400, which reduces the cost of manufacturing the protective sleeve 400 and the structural integrity.
When the outer section 403 abuts the inner section 402, the outer side wall of the outer section 403 is disposed flush with the outer side wall of the protective sleeve 400. Thus, the connector 500 is tightly bound along the outer side wall of the protective sleeve 400, and the uneven structure does not influence the connector 500 to bind the protective sleeve 400.
In this embodiment, when the external section 403 abuts against the internal section 402, the inner side wall of the internal section 402 is arranged flush with the inner side wall of the protection sleeve 400.
The connection member 500 is tightly bound along the outer sidewall of the protection sleeve 400, and the inner sidewall of the inner section 402 and the inner sidewall of the protection sleeve 400 are tightly attached to the outer circumference of the driving shaft 100 or the driven shaft 200; effectively prevents light wind, sand, rain and snow from penetrating into the connection area 300 from the head end and the tail end of the protective cover 400.
The outer side wall of the built-in section 402 is arranged in a step shape with the outer side wall of the protective sleeve 400; the inner side wall of the outer section 403 is arranged in a step-like manner with the inner side wall of the protective sleeve 400. Thus, when the inner section 402 is coupled to the outer section 403, the protective sheath 400 forms a finished annular tubular structure.
In this embodiment, the protecting sleeve 400 has a plurality of convex rings 404 protruding outwards, the convex rings 404 are circumferentially arranged along the outer circumference of the protecting sleeve 400, and the plurality of convex rings 404 are arranged at intervals along the length direction of the protecting sleeve 400; the collar 404 has an inner collar groove 405 recessed away from the enclosed region 401, the inner collar groove 405 being located within the enclosed region 401.
The protective sleeve 400 is made of elastic materials, when the protective sleeve 400 swings along with the swing of the driving shaft 100 or the driven shaft 200, the protective sleeve 400 is recessed away from the enclosing area 401 by utilizing the arrangement of the inner ring groove 405, so that the convex ring 404 is more convenient to bend when the protective sleeve 400 swings in a bending way; and the protective sleeve 400 is provided with an inner annular groove 405 to facilitate the outward directional bending of the matched convex ring 404.
The connecting piece 500 is a snap spring. The connecting piece 500 can be a clamp spring which can detachably mount the protective sleeve 400 on the universal joint, and the clamp spring is convenient for moving and clamping the protective sleeve 400 during swinging, so that the clamp spring is prevented from being broken when the protective sleeve 400 swings due to the swinging of the driving shaft 100 or the driven shaft 200.
The connector 500 may also be attached to the protective sheath 400 in the form of a hose clamp, a wire, or the like.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The universal joint with the protection structure is characterized by comprising a driving shaft and a driven shaft, wherein the driving shaft is connected with the driven shaft, a connecting area is formed on the driving shaft and the driven shaft, a protecting sleeve is detachably sleeved on the connecting area, and the protecting sleeve is arranged in an extending mode along the length direction of the connecting area and is circumferentially and circumferentially arranged along the connecting area; the protective sleeve is respectively fixed on the driving shaft and the driven shaft through a plurality of connecting pieces; the connecting pieces are circumferentially arranged along the circumference of the protective sleeve.
2. The universal joint with protective structure of claim 1, wherein the protective sleeve is circumferentially arranged and surrounds an enclosed region, and the connection region is located in the enclosed region.
3. The universal joint with the protection structure according to claim 2, wherein the head end and the tail end of the protective sleeve are respectively provided with a groove ring which is sunken towards the enclosing area, and the inner side walls of the two groove rings are respectively abutted against the peripheries of the driving shaft and the driven shaft; the connecting piece is in surrounding abutting connection along the outer side wall of the groove ring.
4. A universal joint with a protection structure according to any one of claims 1 to 3, wherein the side wall of the protective sleeve is provided with an inner section extending towards the enclosing area and an outer section extending away from the enclosing area, and the inner section and the outer section are respectively arranged along the length direction of the protective sleeve;
when the connecting area is positioned in the enclosing area, the external section is abutted against the internal section, and the protective sleeve is enclosed on the periphery of the connecting area;
when the external section and the internal section are provided with interval areas which are arranged at intervals, the connecting area deviates from the enclosing area through the interval areas; the protective sleeve is detachably arranged on the connecting area.
5. The joint of claim 4 wherein the inner side wall of the inner segment is exposed in the enclosed area, the outer side wall of the inner segment abuts the inner side wall of the outer segment, and the outer side wall of the outer segment is exposed outside the protective sleeve.
6. The joint with protective structure of claim 5, wherein the outer side wall of the outboard section is disposed flush with the outer side wall of the boot when the outboard section abuts the inboard section.
7. The joint with protective structure of claim 6, wherein the inner side wall of the inner segment is disposed flush with the inner side wall of the boot when the outer segment abuts the inner segment.
8. The universal joint with the protection structure according to claim 5, wherein the outer side wall of the built-in section and the outer side wall of the protective sleeve are arranged in a step shape; the inner side wall of the external section and the inner side wall of the protective sleeve are arranged in a step shape.
9. A joint according to any one of claims 1 to 3, wherein the boot has a plurality of outwardly projecting collars thereon, the collars being circumferentially disposed along the outer periphery of the boot and the collars being spaced apart along the length of the boot; the convex ring is provided with an inner ring groove which is away from the enclosing region and is recessed, and the inner ring groove is positioned in the enclosing region.
10. A joint according to any one of claims 1 to 3, wherein the connection is a snap spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330399.9U CN219119673U (en) | 2022-12-09 | 2022-12-09 | Universal joint with protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330399.9U CN219119673U (en) | 2022-12-09 | 2022-12-09 | Universal joint with protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219119673U true CN219119673U (en) | 2023-06-02 |
Family
ID=86521145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223330399.9U Active CN219119673U (en) | 2022-12-09 | 2022-12-09 | Universal joint with protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219119673U (en) |
-
2022
- 2022-12-09 CN CN202223330399.9U patent/CN219119673U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1666218B1 (en) | Guiding device for an umbilical member of a robot and a robot having the guiding device | |
| JPH0562649B2 (en) | ||
| US20110252913A1 (en) | Umbilical member arrangement unit of robot arm section | |
| FI79400C (en) | Protection for a PTO shaft. | |
| JP3559444B2 (en) | Bellows device and power transmission coupling | |
| CN219119673U (en) | Universal joint with protection structure | |
| KR100701926B1 (en) | The unit to bend tube of robot arm | |
| KR101914648B1 (en) | Distributor for cable guide of industrial robot | |
| JP2002122237A (en) | Protection bellows | |
| US7168123B2 (en) | Flexible coupling for a brush assembly of a vehicle washing apparatus and method of manufacturing the same | |
| WO2014141935A1 (en) | Affixation member and wire harness | |
| PL122378B1 (en) | Centered double universal joint | |
| CN210744636U (en) | Automobile wire harness protective sleeve | |
| JP4900780B2 (en) | Electric motor | |
| CN212249622U (en) | Quick-release hinge | |
| JPS6120836Y2 (en) | ||
| KR101378683B1 (en) | clamping band for constant velocity joint | |
| CN113464580A (en) | Ball bowl type dust cover for rear axle | |
| JP2011120404A (en) | Insulating protective pipe | |
| JP3815697B2 (en) | Constant velocity joint boot structure | |
| JP5010889B2 (en) | Branch fitting structure | |
| CN216751088U (en) | Power cable protection pipe connecting assembly | |
| JPH0221493Y2 (en) | ||
| JPH0739575Y2 (en) | Cable retainer for rotating parts | |
| CN207485903U (en) | Constant velocity cardan joint assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |