CN209788757U - Universal joint structure on outdoor umbrella - Google Patents
Universal joint structure on outdoor umbrella Download PDFInfo
- Publication number
- CN209788757U CN209788757U CN201920466948.4U CN201920466948U CN209788757U CN 209788757 U CN209788757 U CN 209788757U CN 201920466948 U CN201920466948 U CN 201920466948U CN 209788757 U CN209788757 U CN 209788757U
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- sleeve
- positioning sleeve
- wall
- stud
- universal joint
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Abstract
A universal joint structure on an outdoor umbrella comprises a positioning sleeve, wherein a vertical inserted rod is formed on the outer wall of the positioning sleeve, a conical sleeve is formed at one end of the positioning sleeve, and an annular groove is formed on the inner wall of the other end of the positioning sleeve; a connecting shaft is inserted in the positioning sleeve, one end of the connecting shaft is fixedly connected with a cross-shaped support plate, a conical rubber plug is inserted and sleeved on the support plate, the outer wall of the rubber plug is pressed against the inner wall of the conical sleeve, the end face of the outer side of the rubber plug is pressed against an end cover, and the end cover is fixed on the support plate; a D-shaped stud is formed at the other end of the connecting shaft, a convex positioning sleeve is inserted and sleeved on the stud, a plurality of pressing teeth are formed on the outer wall of a second shaft sleeve of the positioning sleeve, and the pressing teeth are pressed against the inner wall of the groove; the stud is screwed with a locking threaded sleeve which is pressed against the positioning sleeve. The universal joint structure adopted by the universal joint has good connection strength, is convenient to rotate and position, and effectively improves the compressive strength.
Description
The technical field is as follows:
the utility model relates to a technical field of parachute kit, more specifically say and relate to a universal joint structure on outdoor parachute kit.
Background art:
The umbrella is a tool for shading sun or rain and snow, and generally comprises umbrella cloth, umbrella ribs, an umbrella rod, an umbrella handle and the like. The umbrella is an indispensable tool in daily life of people, and particularly in the outdoors, the umbrella is a necessary portable tool; the outdoor umbrella is various in types, such as a fishing umbrella, a hunting umbrella and the like, taking the fishing umbrella as an example, the outdoor umbrella is also mainly used for shading sun and keeping off rain, and the irradiation angle of sunlight can be changed outdoors, and rainwater can change the direction along with wind, so that the umbrella rod of the fishing umbrella can be subjected to angle adjustment, the existing fishing umbrella generally has a universal joint structure, the existing universal joint is simple in structure, only two coupling heads are fixed together through bolts, the limiting is carried out through the friction force between the two coupling heads, when the angle is adjusted, the bolts are loosened, the coupling heads are rotated, and then the fixation is realized through fastening the bolts; however, the connecting strength of the structure is poor, the contact surface between the connecting heads can become smooth along with the rotation, the friction force between the connecting heads is reduced, the compressive strength between the connecting heads is reduced, namely, the umbrella rod fixedly connected with the connecting heads can still rotate under the condition of fastening the bolts.
the utility model has the following contents:
The utility model aims at providing a to prior art not enough, and provide a universal joint structure on outdoor parachute kit, the universal joint structural connection intensity of its adoption is good, conveniently rotates the location to compressive strength effectively obtains improving.
A universal joint structure on an outdoor umbrella comprises a positioning sleeve, wherein a vertical inserted rod is formed on the outer wall of the positioning sleeve, a conical sleeve is formed at one end of the positioning sleeve, and an annular groove is formed on the inner wall of the other end of the positioning sleeve; a connecting shaft is inserted in the positioning sleeve, one end of the connecting shaft is fixedly connected with a cross-shaped support plate, a conical rubber plug is inserted and sleeved on the support plate, the outer wall of the rubber plug is pressed against the inner wall of the conical sleeve, the end face of the outer side of the rubber plug is pressed against an end cover, and the end cover is fixed on the support plate; the other end of the connecting shaft is formed with a D-shaped stud, a convex positioning sleeve is inserted and sleeved on the stud, the positioning sleeve consists of a first circular shaft sleeve and a second circular shaft sleeve, the first shaft sleeve of the positioning sleeve is pressed against the side end face of the positioning sleeve, the second shaft sleeve of the positioning sleeve is inserted and connected in a groove of the positioning sleeve, a plurality of pressing teeth are formed on the outer wall of the second shaft sleeve of the positioning sleeve, and the pressing teeth are pressed against the inner wall of the groove; the stud is screwed with a locking threaded sleeve which is pressed against the positioning sleeve;
The end part of the stud is provided with a cylindrical coupling head, the coupling head is provided with insertion holes penetrating through the outer walls of two sides of the coupling head, and the end surface of one side of the coupling head is provided with a connecting sleeve which is screwed on the stud; and the end face of the other side of the coupling head is in threaded connection with a locking bolt, and the tail end of the locking bolt is inserted into the jack.
Preferably, the locking bolt is screwed with a reinforcing sleeve, and the reinforcing sleeve is formed on the connecting head.
Preferably, the pressing teeth are uniformly distributed in an annular shape around the central axis of the positioning sleeve, and the length of the second shaft sleeve on the positioning sleeve is smaller than the width of the groove on the positioning sleeve.
preferably, the outer side wall of the support plate is conical, and the conical angle of the outer side wall of the support plate is equal to that of the conical sleeve.
preferably, the diameter of the connecting shaft is equal to that of the inner wall of the positioning sleeve, the diameter of the locking threaded sleeve is larger than that of the outer wall of the positioning sleeve, and a plurality of notches are formed in the outer wall of the locking threaded sleeve.
preferably, a D-shaped slotted hole with the same cross section as that of the stud is formed in the positioning sleeve, and the diameter of the stud is not larger than that of the connecting shaft.
The beneficial effects of the utility model reside in that:
The universal joint structure adopted by the universal joint has good connection strength, is convenient to rotate and position, and effectively improves the compressive strength.
description of the drawings:
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
Fig. 3 is a schematic view of the partial sectional three-dimensional structure of the present invention.
in the figure: 1. a positioning sleeve; 11. a conical sleeve; 12. a groove; 13. inserting a rod; 2. a connecting shaft; 21. a stud; 3. a mounting plate; 4. a rubber plug; 5. an end cap; 6. a positioning sleeve; 7. locking the threaded sleeve; 8. a coupling head; 81. connecting sleeves; 82. a jack; 83. reinforcing the sleeve; 9. and locking the bolt.
the specific implementation mode is as follows:
Example (b): as shown in fig. 1 and 2, the universal joint structure on an outdoor umbrella comprises a positioning sleeve 1, wherein a vertical inserted rod 13 is formed on the outer wall of the positioning sleeve 1, a conical sleeve 11 is formed at one end of the positioning sleeve 1, and an annular groove 12 is formed on the inner wall of the other end of the positioning sleeve 1; a connecting shaft 2 is inserted into the positioning sleeve 1, one end of the connecting shaft 2 is fixedly connected with a cross-shaped support plate 3, a conical rubber plug 4 is inserted and sleeved on the support plate 3, the outer wall of the rubber plug 4 is pressed against the inner wall of the conical sleeve 11, the outer side end face of the rubber plug 4 is pressed against an end cover 5, and the end cover 5 is fixed on the support plate 3; a D-shaped stud 21 is formed at the other end of the connecting shaft 2, a convex positioning sleeve 6 is inserted and sleeved on the stud 21, the positioning sleeve 6 consists of a first circular shaft sleeve and a second circular shaft sleeve, the first shaft sleeve of the positioning sleeve 6 is pressed against the side end face of the positioning sleeve 1, the second shaft sleeve of the positioning sleeve 6 is inserted and connected in the groove 12 of the positioning sleeve 1, a plurality of pressing teeth 61 are formed on the outer wall of the second shaft sleeve of the positioning sleeve 6, and the pressing teeth 61 are pressed against the inner wall of the groove 12; the stud 21 is screwed with a locking threaded sleeve 7, and the locking threaded sleeve 7 is pressed against the positioning sleeve 6;
The end part of the stud 21 is provided with a cylindrical coupling head 8, the coupling head 8 is provided with a jack 82 which penetrates through the outer walls of two sides of the coupling head 8, the end surface of one side of the coupling head 8 is provided with a connecting sleeve 81, and the connecting sleeve 81 is screwed on the stud 21; the other end face of the coupling head 8 is screwed with a locking bolt 9, and the tail end of the locking bolt 9 is inserted into the insertion hole 82.
preferably, the locking bolt 9 is screwed with a reinforcing sleeve 83, and the reinforcing sleeve 83 is formed on the coupling head 8.
Preferably, the pressing teeth 61 are uniformly distributed around the central axis of the positioning sleeve 6 in an annular shape, and the length of the second shaft sleeve on the positioning sleeve 6 is smaller than the width of the groove 12 on the positioning sleeve 1.
Preferably, the outer side wall of the support plate 3 is conical, and the conical angle of the outer side wall of the support plate 3 is equal to that of the conical sleeve 11.
Preferably, the diameter of the connecting shaft 2 is equal to that of the inner wall of the positioning sleeve 1, the diameter of the locking screw sleeve 7 is larger than that of the outer wall of the positioning sleeve 1, and a plurality of notches are formed in the outer wall of the locking screw sleeve 7.
Preferably, a D-shaped slotted hole with the same section as that of the stud 21 is formed in the positioning sleeve 6, and the diameter of the stud 21 is not larger than that of the connecting shaft 2.
The working principle is as follows: the utility model relates to a universal joint structure on an outdoor umbrella, which is additionally provided with a conical rubber plug 4 to strengthen the strength between a connecting head 8 and a positioning sleeve 1 (which is equivalent to another connecting head); when in adjustment, the locking threaded sleeve 7 is loosened, the coupling head 8 is rotated, and due to the adoption of the structure of the positioning sleeve 6, the pressing teeth 61 on the positioning sleeve 6 can be positioned with the positioning sleeve 1 in real time, and then the locking threaded sleeve 7 is fastened for reinforcement; and the locking screw sleeve 7 is fastened, so that the rubber plug 4 is compressed and pressed on the conical sleeve 11, the friction force is enhanced, and the compressive strength is improved.
The examples are intended to be illustrative, but not limiting, of the invention. The embodiments can be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the present invention should be determined by the appended claims.
Claims (6)
1. the utility model provides a universal joint structure on outdoor umbrella, includes positioning sleeve (1), and the shaping has vertical inserted bar (13) its characterized in that on positioning sleeve's (1) outer wall: a conical sleeve (11) is formed at one end of the positioning sleeve (1), and an annular groove (12) is formed on the inner wall of the other end of the positioning sleeve (1); a connecting shaft (2) is inserted into the positioning sleeve (1), one end of the connecting shaft (2) is fixedly connected with a cross-shaped support plate (3), a conical rubber plug (4) is inserted and sleeved on the support plate (3), the outer wall of the rubber plug (4) is pressed against the inner wall of the conical sleeve (11), the outer side end face of the rubber plug (4) is pressed against the end cover (5), and the end cover (5) is fixed on the support plate (3); the other end of the connecting shaft (2) is formed with a D-shaped stud (21), a convex positioning sleeve (6) is inserted and sleeved on the stud (21), the positioning sleeve (6) consists of a first circular shaft sleeve and a second circular shaft sleeve, the first shaft sleeve of the positioning sleeve (6) is pressed against the side end face of the positioning sleeve (1), the second shaft sleeve of the positioning sleeve (6) is inserted and connected into a groove (12) of the positioning sleeve (1), a plurality of pressing teeth (61) are formed on the outer wall of the second shaft sleeve of the positioning sleeve (6), and the pressing teeth (61) are pressed against the inner wall of the groove (12); the stud (21) is screwed with a locking threaded sleeve (7), and the locking threaded sleeve (7) is pressed against the positioning sleeve (6);
the end part of the stud (21) is provided with a cylindrical coupling head (8), the coupling head (8) is provided with an insertion hole (82) penetrating through the outer walls of two sides of the coupling head (8), the end surface of one side of the coupling head (8) is provided with a connecting sleeve (81), and the connecting sleeve (81) is screwed on the stud (21); the other side end face of the coupling head (8) is connected with a locking bolt (9) in a threaded mode, and the tail end of the locking bolt (9) is inserted into the insertion hole (82).
2. The universal joint structure of claim 1, wherein: the locking bolt (9) is screwed with a reinforcing sleeve (83), and the reinforcing sleeve (83) is formed on the coupling head (8).
3. The universal joint structure of claim 1, wherein: the pressing teeth (61) are uniformly distributed around the central axis of the positioning sleeve (6) in an annular shape, and the length of the second shaft sleeve on the positioning sleeve (6) is smaller than the width of the groove (12) on the positioning sleeve (1).
4. The universal joint structure of claim 1, wherein: the outer side wall of the support plate (3) is conical, and the conical angle of the outer side wall of the support plate (3) is equal to that of the conical sleeve (11).
5. The universal joint structure of claim 1, wherein: the diameter of the connecting shaft (2) is equal to that of the inner wall of the positioning sleeve (1), the diameter of the locking threaded sleeve (7) is larger than that of the outer wall of the positioning sleeve (1), and a plurality of notches are formed in the outer wall of the locking threaded sleeve (7).
6. The universal joint structure of claim 1, wherein: and a D-shaped slotted hole with the same section as that of the stud (21) is formed in the positioning sleeve (6), and the diameter of the stud (21) is not larger than that of the connecting shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466948.4U CN209788757U (en) | 2019-04-09 | 2019-04-09 | Universal joint structure on outdoor umbrella |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466948.4U CN209788757U (en) | 2019-04-09 | 2019-04-09 | Universal joint structure on outdoor umbrella |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209788757U true CN209788757U (en) | 2019-12-17 |
Family
ID=68828502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920466948.4U Expired - Fee Related CN209788757U (en) | 2019-04-09 | 2019-04-09 | Universal joint structure on outdoor umbrella |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209788757U (en) |
-
2019
- 2019-04-09 CN CN201920466948.4U patent/CN209788757U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20210409 |