CN220452543U - Universal connector - Google Patents
Universal connector Download PDFInfo
- Publication number
- CN220452543U CN220452543U CN202322207491.4U CN202322207491U CN220452543U CN 220452543 U CN220452543 U CN 220452543U CN 202322207491 U CN202322207491 U CN 202322207491U CN 220452543 U CN220452543 U CN 220452543U
- Authority
- CN
- China
- Prior art keywords
- ball head
- connecting rod
- spline
- groove
- ball
- 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.)
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Links
- 239000000428 dust Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a universal connector which comprises a connecting sleeve, a first ball head connecting rod, a second ball head connecting rod and two ball head sleeves, wherein two ends of the connecting sleeve are respectively connected with the first ball head connecting rod and the second ball head connecting rod, and the first ball head connecting rod and the second ball head connecting rod respectively comprise a rod body and a ball head part.
Description
Technical Field
The utility model relates to the technical field of universal joints, in particular to a universal connector and a preparation method and application thereof.
Background
Universal connectors are typically constructed of an inner spherical surface and an outer spherical surface with a ball between them that can rotate in all directions. This design enables the connector to be connected at different angles and directions, thereby enabling flexible transmission and rotation.
The existing universal connector comprises a connecting sleeve, a ball connecting rod and a head sleeve, wherein the ball connecting rod is connected to two ends of the connecting sleeve, and the ball sleeve is fixed to the ball connecting rod through pins. However, after the conventional universal connector is used for a long time, the pin at the ball head is easily damaged, and the service life is short.
Disclosure of Invention
The utility model provides a universal connector for solving the technical problem of short service life of the universal connector, which comprises a connecting sleeve, a first ball head connecting rod, a second ball head connecting rod and two ball head sleeves, wherein two ends of the connecting sleeve are respectively connected with the first ball head connecting rod and the second ball head connecting rod, and the first ball head connecting rod and the second ball head connecting rod respectively comprise a rod body and a ball head.
Preferably, the arc convex surface and the ball head part are in arc transition.
In order to improve the installation stability, the connecting groove divides the ball head part into two hemispheres, a limiting round platform is further arranged between the ball head part and the rod body, the pin is tightly attached to the groove wall of the connecting groove, and the limiting round platform is used for limiting the installation position of the ball sleeve.
In order to facilitate the installation of the first ball head connecting rod and the second ball head connecting rod, the first ball head connecting rod and the second ball head connecting rod are respectively inserted into spline grooves in the connecting sleeve through splines.
In order to improve the overall strength and prevent the ball joint connecting rod from being broken, a spline on the rod body of the ball joint connecting rod I is of a one-section structure, and a spline groove is also formed in the lower part of the rod body of the ball joint connecting rod I; the spline on the shaft of the ball head connecting rod II is of a sectional structure, the sectional structure comprises a spline section I and a spline section II, the spline section I is inserted into a spline groove of the shaft of the ball head connecting rod I, and the spline section II is matched with the spline groove of the connecting sleeve.
Preferably, the diameter of the first spline section of the ball joint connecting rod II is smaller than that of the second spline section, and an inner concave part is arranged between the first spline section and the second spline section.
In order to facilitate dust prevention, a dust cover is arranged outside the ball head sleeve.
For being convenient for fasten and use the dust cover, including toper portion on the dust cover, be equipped with annular bulge on the inner wall of toper portion, the outer wall of bulb cover is equipped with annular groove, annular bulge is spacing by annular groove.
The utility model has the following beneficial effects:
1. long service life: the pin contacts with the circular arc surface of the ball head part, the ball head connecting rod at the two ends of the connecting sleeve has small abrasion loss of the contact part of the pin and the ball head in the use process, is not easy to break, and has high overall structural strength.
2. The overall connection strength is high: the connecting sleeve, the ball connecting rod I and the ball connecting rod II are mutually matched and connected, the installation angle is randomly changed through the spline in the use process, the integral torsion resistance is strong, the spline is not easy to damage, and the service life is further prolonged.
3. The installation and the use are convenient, and the manufacturing cost is low.
Drawings
FIG. 1 is a schematic view of an embodiment of a universal connector of the present utility model;
FIG. 2 is a schematic diagram of FIG. 1 in full section;
FIG. 3 is a schematic view of a ball segment and a limit cone;
fig. 4 is a schematic diagram of the explosive structure of fig. 1.
Detailed Description
The following is a further detailed description of the embodiments:
1. reference numerals in the drawings of the specification include: the ball joint comprises a connecting sleeve 1, a ball joint first connecting rod 2, a ball joint second connecting rod 3, a ball joint sleeve 4, a rod body 5, a ball joint portion 6, a connecting groove 601, an arc convex surface 602, a hemispherical portion 603, a pin 7, a spline first section 8, a spline second section 9, an inner concave portion 10, a dust cover 11, a conical portion 12, an annular protrusion 13, an annular groove 14 and a limiting round table 15.
Example 1
As shown in fig. 1-4, a universal connector comprises a connecting sleeve 1, a ball connecting rod 2 and two ball sleeves 4, wherein two ends of the connecting sleeve 1 are respectively connected with the ball connecting rod 1 and the ball connecting rod 2, the ball connecting rod 2 and the ball connecting rod 3 respectively comprise a rod body 5 and a ball head part 6, the middle part of the ball head part 6 is a connecting groove 601, the ball sleeves 4 are sleeved outside the ball head part 6, the ball sleeves 4 are connected onto the connecting groove 601 through pins 7, an arc convex surface 602 is arranged in the connecting groove 601, the pins 7 are propped by the arc convex surface 602, and an arc between the arc convex surface 602 and the ball head part 6 is transited.
The connecting groove 601 divides the ball head part 6 into two hemispherical parts 603, a limiting round table 15 is further arranged between the ball head part 6 and the rod body 5, the pin 7 is tightly attached to the groove wall of the connecting groove 601, and the limiting round table 15 is used for limiting the mounting position of the ball head sleeve 4.
The ball-head connecting rod I2 and the ball-head connecting rod II 3 are respectively inserted into spline grooves in the connecting sleeve 1 through splines, the spline on the rod body 5 of the ball-head connecting rod I2 is of a one-section structure, and the lower part of the rod body 5 of the ball-head connecting rod I2 is also provided with the spline grooves; the spline on the shaft 5 of ball head connecting rod two 3 is sectional type structure, sectional type structure includes spline one section 8 and spline two sections 9, spline one section 8 is pegged graft in the spline groove of the shaft 5 of ball head connecting rod one 2, spline two sections 9 cooperation is in on the spline groove of adapter sleeve 1, the diameter of spline one section 8 of ball head connecting rod two 3 is less than the diameter of spline two sections 9, be equipped with interior concave part 10 between spline one section 8 and the spline two sections 9.
The ball head sleeve 4 is externally provided with a dust cover 11, the dust cover 11 comprises a conical part 12, an annular protrusion 13 is arranged on the inner wall of the conical part 12, an annular groove 14 is arranged on the outer wall of the ball head sleeve 4, and the annular protrusion 13 is limited by the annular groove 14.
The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application day or before the priority date of the present utility model, and can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date, so that a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present application, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present application. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (8)
1. The utility model provides a universal connector, includes adapter sleeve (1), ball head connecting rod one (2) and ball head connecting rod two (3) and two ball head cover (4), adapter sleeve (1) both ends are connected respectively ball head connecting rod one (2) and ball head connecting rod two (3), ball head connecting rod one (2) and ball head connecting rod two (3) all include shaft (5) and ball head portion (6), a serial communication port, the middle part of ball head portion (6) is spread groove (601), all overlap outside ball head portion (6) establish ball head cover (4), ball head cover (4) are in through pin (7) are connected on spread groove (601), be equipped with circular arc convex surface (602) in spread groove (601), circular arc convex surface (602) with pin (7) contact.
2. The universal connector of claim 1, wherein: the arc convex surface (602) and the ball head part (6) are in arc transition.
3. The universal connector of claim 2, wherein: the ball head part (6) is divided into two hemispheric parts (603) by the connecting groove (601), a limiting round table (15) is further arranged between the ball head part (6) and the rod body (5), the pin (7) is tightly attached to the groove wall of the connecting groove (601), and the limiting round table (15) is used for limiting the installation position of the ball head sleeve (4).
4. A universal connector according to any of claims 1-3, characterized in that: the ball head connecting rod I (2) and the ball head connecting rod II (3) are respectively inserted into spline grooves in the connecting sleeve (1) through splines.
5. The universal connector of claim 4, wherein: the spline on the rod body (5) of the ball head connecting rod I (2) is of a one-section structure, and a spline groove is also formed in the lower part of the rod body (5) of the ball head connecting rod I (2); the spline on the shaft (5) of the ball head connecting rod II (3) is of a sectional structure, the sectional structure comprises a spline section I (8) and a spline section II (9), the spline section I (8) is inserted into the spline groove of the shaft (5) of the ball head connecting rod II (2), and the spline section II (9) is matched with the spline groove of the connecting sleeve (1).
6. The universal connector of claim 5, wherein: the diameter of a first spline section (8) of the ball head connecting rod II (3) is smaller than that of a second spline section (9), and an inner concave part (10) is arranged between the first spline section (8) and the second spline section (9).
7. The universal connector according to claim 5 or 6, wherein: a dust cover (11) is arranged outside the ball head sleeve (4).
8. The universal connector of claim 7, wherein: the dustproof cover (11) comprises a conical portion (12), an annular protrusion (13) is arranged on the inner wall of the conical portion (12), an annular groove (14) is formed in the outer wall of the ball sleeve (4), and the annular protrusion (13) is limited by the annular groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207491.4U CN220452543U (en) | 2023-08-16 | 2023-08-16 | Universal connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322207491.4U CN220452543U (en) | 2023-08-16 | 2023-08-16 | Universal connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452543U true CN220452543U (en) | 2024-02-06 |
Family
ID=89733530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322207491.4U Active CN220452543U (en) | 2023-08-16 | 2023-08-16 | Universal connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452543U (en) |
-
2023
- 2023-08-16 CN CN202322207491.4U patent/CN220452543U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |