CN214578289U - Large-angle pull rod ball head structure - Google Patents
Large-angle pull rod ball head structure Download PDFInfo
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- CN214578289U CN214578289U CN202120850024.1U CN202120850024U CN214578289U CN 214578289 U CN214578289 U CN 214578289U CN 202120850024 U CN202120850024 U CN 202120850024U CN 214578289 U CN214578289 U CN 214578289U
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- ball head
- shell
- open slot
- rod
- cavity
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Abstract
The utility model discloses a large-angle pull rod ball head structure, which comprises a ball head rod, a thread top sleeve and a ball head shell, wherein a hollow cavity is arranged in the ball head shell, one end of the hollow cavity is a ball head cavity, an open slot is arranged on the ball head shell where the ball head cavity is positioned, the ball head of the ball head rod is positioned in the ball head cavity, the rod body part of the ball head rod connected with the ball head is positioned in the open slot, and the open slot extends to the middle lower part of the ball head; an internal thread is arranged in the hollow cavity, and the thread top sleeve is installed in the hollow cavity through the internal thread. The open slot of the utility model enables the ball head rod to rotate and has the ability of large-angle back-and-forth swing; the ball head rod and the support piece are all plugged in from the cylindrical hole of the shell, the screw thread top sleeve tightly supports the piece, the ball head of the ball head rod is limited to rotate concentrically with the hemispherical head cavity of the shell, the support piece is prevented from rotating by the fixing piece on the shell, and when the motion of the large-angle connecting rod ball head is met, the structure is simpler, and the processing is more convenient.
Description
Technical Field
The utility model relates to a pull rod bulb structure especially relates to a wide-angle pull rod bulb structure.
Background
The pull rod ball head mainly comprises five components, namely a ball head pull rod, a ball head pin, a dustproof shell, an injection molding piece and a seal ring, and can be influenced by structural characteristics of the pull rod ball head in a large-angle realization mode and cannot be realized.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing technical problem, the utility model provides a wide-angle pull rod bulb structure.
The technical scheme of the utility model as follows: a large-angle pull rod ball head structure comprises a ball head rod, a thread top sleeve and a ball head shell, wherein a hollow cavity is arranged in the ball head shell, one end of the hollow cavity is a ball head cavity, an open slot is formed in the ball head shell where the ball head cavity is located, a ball head of the ball head rod is located in the ball head cavity, a rod body part of the ball head rod, which is connected with the ball head, is located in the open slot, and the open slot extends towards the middle lower part of the ball head; an internal thread is arranged in the hollow cavity, and the thread top sleeve is installed in the hollow cavity through the internal thread.
Furthermore, a support piece is arranged in the hollow cavity of the ball head shell, the joint of the support piece and the ball head rod is provided with an arc-shaped surface which is the same as the ball head of the ball head rod, the support piece is fixed by a fixing piece, and the support piece is connected with a threaded top sleeve.
Furthermore, the angle between the shell at the top end of the open slot and the two side edges of the shell where the open slot is located of the ball head shell is less than 180 degrees, and the opening degree of the open slot towards one side from the center line of the ball head shell is greater than 90 degrees.
Furthermore, the angle between the shell at the top end of the open slot and the two side edges of the shell where the open slot is located is 160 degrees, and the opening degree of the open slot from the center line of the ball shell to one side is 100 degrees.
Furthermore, the width of the open slot is smaller than the diameter of the ball head.
Furthermore, the inner edge and the outer edge of the ball head shell at two ends of the opening groove are inclined lines, and the inclined lines gradually descend and incline from the inner edge to the outer edge.
The utility model has the advantages that: the open slot enables the ball head rod to rotate and has the capability of swinging back and forth by a large angle; the ball head rod and the support piece are all plugged in from the cylindrical hole of the shell, the screw thread top sleeve tightly supports the piece, the ball head of the ball head rod is limited to rotate concentrically with the hemispherical head cavity of the shell, the support piece is prevented from rotating by the fixing piece on the shell, and when the motion of the large-angle connecting rod ball head is met, the structure is simpler, and the processing is more convenient.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic view of the assembly structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a schematic view of the open slot structure of the ball head housing of the present invention;
FIG. 4 is a schematic view of the open slot structure of the present invention;
fig. 5 is an exploded view of the structure of the present invention.
In the figure: 1. the ball head comprises a ball head rod 2, a ball head shell 3, a supporting piece 4, a fixing piece 5, a threaded top sleeve 6 and an open slot.
Detailed Description
As shown in fig. 1, 2 and 5, a large-angle tie rod ball head structure comprises a ball head rod 1, a threaded top sleeve 5 and a ball head shell 2, wherein a hollow cavity is arranged in the ball head shell 2, a ball head cavity is arranged at one end of the hollow cavity, an open slot 6 is arranged on the ball head shell where the ball head cavity is located, the ball head of the ball head rod 1 is located in the ball head cavity, a rod body part of the ball head rod 1, which is connected with the ball head, is located in the open slot 6, and the open slot 6 extends towards the middle lower part of the ball head; an internal thread is arranged in the hollow cavity, and the threaded top sleeve 5 is installed in the hollow cavity through the internal thread.
The ball head comprises a ball head shell 2 and is characterized in that a support part 3 is arranged in a hollow cavity of the ball head shell 2, the joint of the support part 3 and a ball head rod 1 is provided with an arc-shaped surface which is the same as the ball head of the ball head rod 1, a fixing part 4 fixes the support part 3, and a thread top sleeve 5 is connected with the support part 3.
As shown in fig. 3 and 4, the angle between the shell at the top end of the opening slot and the two side edges of the shell where the opening slot is located of the ball head shell 2 is less than 180 °, and the opening degree of the opening slot towards one side from the center line of the ball head shell is greater than 90 °.
Preferably, the angle between the shell at the top end of the opening groove of the ball head shell and the two side edges of the shell where the opening groove is located is 160 degrees, and the opening degree of the opening groove towards one side from the center line of the ball head shell is 100 degrees.
The width of the open slot 6 is smaller than the diameter of the ball head.
The inner edge and the outer edge of the ball head shell at two ends of the open slot 6 are inclined lines, and the inclined lines gradually descend and incline from the inner edge to the outer edge.
The open slot enables the ball head rod to rotate and has the capability of swinging back and forth by a large angle; bulb pole 1 and support 3 all fill in from casing cylinder trompil, and screw top cover 5 top tightly holds in the palm piece 3, and the bulb restriction with the bulb pole is concentric rotation together with the hemisphere head chamber of casing, and the mounting prevents on the casing that the support rotates, when satisfying the motion of wide-angle connecting rod bulb, the structure is simpler, and processing is more convenient.
Above-mentioned embodiment is only as right the utility model discloses technical scheme's explanation can not be as right the utility model discloses technical scheme's restriction, all are in the utility model discloses simple improvement on the basis all belongs to the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a wide-angle pull rod bulb structure which characterized in that: the ball head comprises a ball head rod, a threaded top sleeve and a ball head shell, wherein a hollow cavity is arranged in the ball head shell, one end of the hollow cavity is a ball head cavity, an open slot is formed in the ball head shell where the ball head cavity is located, a ball head of the ball head rod is located in the ball head cavity, a rod body part of the ball head rod, which is connected with the ball head, is located in the open slot, and the open slot extends towards the middle lower part of the ball head; an internal thread is arranged in the hollow cavity, and the thread top sleeve is installed in the hollow cavity through the internal thread.
2. The high angle tie rod ball head structure of claim 1, wherein: the ball head comprises a ball head shell, a fixing piece and a threaded top sleeve, wherein a supporting piece is arranged in a hollow cavity of the ball head shell, the joint of the supporting piece and a ball head rod is provided with an arc-shaped surface which is the same as the ball head of the ball head rod, the supporting piece is fixed by the fixing piece, and the supporting piece is connected with the threaded top sleeve.
3. The high angle tie rod ball head structure of claim 1, wherein: the angle between the shell at the top end of the open slot and the two side edges of the shell where the open slot is located of the ball head shell is less than 180 degrees, and the opening degree of the open slot towards one side from the center line of the ball head shell is greater than 90 degrees.
4. The high angle tie rod ball head structure of claim 3, wherein: the angle between the shell at the top end of the open slot and the two side edges of the shell where the open slot is located of the ball head shell is 160 degrees, and the opening degree of the open slot towards one side from the center line of the ball head shell is 100 degrees.
5. The high angle tie rod ball head structure of claim 3, wherein: the width of the open slot is smaller than the diameter of the ball head.
6. The high angle tie rod ball head structure of claim 3, wherein: the inner edge and the outer edge of the ball head shell at the two ends of the open slot are inclined lines, and the inclined lines gradually descend and incline from the inner edge to the outer edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120850024.1U CN214578289U (en) | 2021-04-24 | 2021-04-24 | Large-angle pull rod ball head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120850024.1U CN214578289U (en) | 2021-04-24 | 2021-04-24 | Large-angle pull rod ball head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214578289U true CN214578289U (en) | 2021-11-02 |
Family
ID=78327839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120850024.1U Active CN214578289U (en) | 2021-04-24 | 2021-04-24 | Large-angle pull rod ball head structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214578289U (en) |
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2021
- 2021-04-24 CN CN202120850024.1U patent/CN214578289U/en active Active
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