CN220850342U - Rotating shaft fixing device - Google Patents
Rotating shaft fixing device Download PDFInfo
- Publication number
- CN220850342U CN220850342U CN202322894563.7U CN202322894563U CN220850342U CN 220850342 U CN220850342 U CN 220850342U CN 202322894563 U CN202322894563 U CN 202322894563U CN 220850342 U CN220850342 U CN 220850342U
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- Prior art keywords
- rotating shaft
- wall
- rod
- shaft rod
- bearing
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- 230000000630 rising effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model relates to the field of rotating shafts, in particular to a rotating shaft fixing device, which comprises a fixed cylinder, wherein a rotating shaft structure is arranged at the center of the top of the fixed cylinder, a bearing ring is arranged on the inner wall of the bottom of the fixed cylinder, a driving seat is arranged on the outer wall of the top of the bearing ring, and connecting protrusions distributed at equal intervals are welded on the outer wall of the top of the driving seat; the rotating shaft structure comprises a rotating shaft rod, a fixed groove formed in the outer wall of the top end of the rotating shaft rod, a limit screw rod rotationally connected to the center of the fixed groove, a guide ring arranged on the inner wall of the top end of the rotating shaft rod and extending holes formed in the outer walls of the two sides of the rotating shaft rod. According to the utility model, the limit screw rod rotates to drive the screw block to rise, and the screw block drives the extension rod to extend into the fixed cylinder after rising until one end of the extension rod contacts with the outer wall of the bottom of the limit ring, so that the rotating shaft rod is integrally fixed in the fixed cylinder, the rotating shaft rod is conveniently fixed in the fixed cylinder, and the bearing capacity of the rotating shaft rod is improved.
Description
Technical Field
The utility model relates to the technical field of rotating shafts, in particular to a rotating shaft fixing device.
Background
The rotating shaft is a shaft which is necessary for connecting the main parts of the product and is used for bearing bending moment and torque in the rotating operation as the name implies;
When the pivot is installed for transversely, the atress direction of this moment is vertical, and if receive transverse external force, and week drops easily, leads to connecting droing, and partial pivot needs to be as the drive use, and the pivot needs to be installed with the bearing this moment, but the pivot can't be directly connected with actuating device, and then leads to the drive inconvenient.
Disclosure of utility model
The utility model aims to solve the problems and disadvantages and provide a rotating shaft fixing device: one end of the rotating shaft rod is inserted into the fixed cylinder, the connecting groove at the bottom end of the rotating shaft rod is overlapped with the connecting protrusion on the driving seat by rotating the rotating shaft rod, and the bearing completely enters into the limiting groove, so that the positioning and the installation are convenient, the installation state is convenient to judge, and the problem that the bearing falls off easily after the installation is solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The rotating shaft fixing device comprises a fixing cylinder, wherein a rotating shaft structure is arranged at the center of the top of the fixing cylinder, a bearing ring is arranged on the inner wall of the bottom of the fixing cylinder, a driving seat is arranged on the outer wall of the top of the bearing ring, and connecting protrusions distributed at equal intervals are welded on the outer wall of the top of the driving seat; the rotating shaft structure comprises a rotating shaft rod, a fixed groove formed in the outer wall of the top end of the rotating shaft rod, a limit screw rod rotationally connected to the center of the fixed groove, a guide ring arranged on the inner wall of the top end of the rotating shaft rod and extending holes formed in the outer walls of the two sides of the rotating shaft rod.
Preferably, the outer wall spiro union of spacing screw has the spiro union piece, and the spiro union piece both sides outer wall is located and stretches out hole department and rotate through torsion spring and be connected with the extension rod, and the one end bottom outer wall sliding connection who stretches out the rod is at fixed slot and stretch out hole outer wall.
Preferably, the rotating shaft rod is slidingly connected to the center of the inner wall of the fixed cylinder, and a connecting groove is formed in the position, located at the connecting protrusion, of the outer wall of the bottom of the rotating shaft rod, and the connecting protrusion is matched with the connecting groove;
According to the scheme: one end of the rotating shaft rod is inserted into the fixed cylinder, the connecting groove at the bottom end of the rotating shaft rod is overlapped with the connecting protrusion on the driving seat by rotating the rotating shaft rod, and the bearing completely enters into the limiting groove, so that positioning and installation are facilitated, and the installation state is convenient to judge.
Preferably, a limiting ring is arranged on the inner wall of the fixed cylinder at the position of the extending hole, the first bearing is arranged on the outer walls of the limiting ring and the driving seat, the first bearing is arranged on the inner wall of the fixed cylinder, and one end of the extending rod is in contact with the outer wall of the bottom of the limiting ring;
According to the scheme: the limiting screw rod rotates to drive the screw block to rise, the screw block drives the extension rod to extend into the fixed cylinder after rising until one end of the extension rod contacts with the outer wall of the bottom of the limiting ring, the rotating shaft rod is integrally fixed in the fixed cylinder, the rotating shaft rod is conveniently fixed in the fixed cylinder, and the bearing capacity of the rotating shaft rod is improved.
Preferably, a limiting groove is formed in the center of the outer wall of the top end of the fixed cylinder, a bearing is mounted on the outer wall of the top end of the rotating shaft rod, and the bearing is inserted into the limiting groove.
Preferably, a hidden plate is arranged at the top of the outer wall of the rotating shaft rod, and an extension rod is arranged on the outer wall of the top end of the rotating shaft rod.
The center of the outer wall of the bottom of the fixed cylinder is provided with a through hole, and a driving groove is formed in the outer wall of the bottom of the driving seat.
The beneficial effects of the utility model are as follows:
One end of the rotating shaft rod is inserted into the fixed cylinder, the connecting groove at the bottom end of the rotating shaft rod is overlapped with the connecting protrusion on the driving seat by rotating the rotating shaft rod, and the bearing completely enters into the limit groove, so that the positioning and the installation are convenient, and the installation state is convenient to judge;
the limiting screw rod rotates to drive the screw block to rise, the screw block drives the extension rod to extend into the fixed cylinder after rising until one end of the extension rod contacts with the outer wall of the bottom of the limiting ring, the rotating shaft rod is integrally fixed in the fixed cylinder, the rotating shaft rod is conveniently fixed in the fixed cylinder, and the bearing capacity of the rotating shaft rod is improved.
Drawings
FIG. 1 is a schematic view of a cross-sectional structure of a shaft lever of a shaft fixing device according to the present utility model;
FIG. 2 is a schematic diagram of a driving seat of a spindle fixing device according to the present utility model;
FIG. 3 is a schematic view illustrating an inner structure of a fixing cylinder of a rotary shaft fixing device according to the present utility model;
Fig. 4 is a schematic diagram of the overall structure of a rotary shaft fixing device according to the present utility model.
In the figure: the device comprises a fixed cylinder 1, a rotating shaft structure 2, an extension rod 3, a bearing ring 4, a driving seat 5, a connecting protrusion 6, a limiting ring 7, a limiting groove 8, a rotating shaft rod 9, a guide ring 10, a limiting screw 11, a threaded block 12, an extension rod 13, a hiding plate 14, a bearing 15, a connecting groove 16 and an extension hole 17.
Description of the embodiments
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.
Examples
Referring to fig. 2-4, a rotary shaft fixing device comprises a fixing cylinder 1, wherein a rotary shaft structure 2 is arranged at the top center of the fixing cylinder 1, a bearing ring 4 is arranged on the inner wall of the bottom of the fixing cylinder 1, a driving seat 5 is arranged on the outer wall of the top of the bearing ring 4, connecting protrusions 6 distributed at equal intervals are welded on the outer wall of the top of the driving seat 5, and after a rotary shaft rod 9 is rotated by external force, the driving seat 5 is driven to rotate through the bearing ring 4 and a bearing I, so that the auxiliary rotary shaft rod 9 is facilitated;
The rotating shaft rod 9 is slidably connected to the center of the inner wall of the fixed cylinder 1, a connecting groove 16 is formed in the position, located at the connecting protrusion 6, of the outer wall of the bottom of the rotating shaft rod 9, the connecting protrusion 6 is matched with the connecting groove 16, the bottom end of the rotating shaft rod 9 is combined with the connecting protrusion 6 on the driving seat 5 through the connecting groove 16, positioning is facilitated, the rotating shaft rod 9 completely enters the limiting groove 8 through the bearing 15, and whether the rotating shaft rod 9 is installed in place or not is facilitated to be judged;
The inner wall of the fixed cylinder 1 is provided with a limiting ring 7 at the position of the extending hole 17, the outer walls of the limiting ring 7 and the driving seat 5 are provided with a first bearing, the first bearing is arranged on the inner wall of the fixed cylinder 1, and one end of the extending rod 13 is contacted with the outer wall of the bottom of the limiting ring 7;
A limiting groove 8 is formed in the center of the outer wall of the top end of the fixed cylinder 1, a bearing 15 is mounted on the outer wall of the top end of the rotating shaft rod 9, and the bearing 15 is inserted into the limiting groove 8;
The center of the outer wall of the bottom of the fixed cylinder 1 is provided with a through hole, the outer wall of the bottom of the driving seat 5 is provided with a driving groove, driving equipment drives the driving seat 5 to rotate through the driving groove at the bottom end of the driving seat 5, the driving seat 5 is transmitted to the rotating shaft rod 9, and the rotating shaft rod 9 is convenient to actively drive to rotate.
Examples
Referring to fig. 1-3, the rotating shaft structure 2 comprises a rotating shaft rod 9, a fixed groove formed in the outer wall of the top end of the rotating shaft rod 9, a limit screw 11 rotatably connected to the center of the fixed groove, guide rings 10 mounted on the inner wall of the rotating shaft rod 9 positioned at the top end of the fixed groove, and extension holes 17 formed in the outer walls of the two sides of the rotating shaft rod 9, wherein the limit screw 11 in the rotating shaft rod 9 rotates to drive the extension rod 13 to extend out of the extension holes 17 through a screw block 12, and the extension holes 17 abut against the limit rings 7 after extending out, so that the rotating shaft rod 9 is conveniently fixed in the fixed cylinder 1, and the rotating shaft structure is convenient to mount and fix;
The outer wall of the limit screw 11 is in threaded connection with a threaded block 12, the outer walls of two sides of the threaded block 12 are positioned at the position of the extending hole 17 and are rotationally connected with an extending rod 13 through a torsion spring, and the outer wall of one end bottom of the extending rod 13 is in sliding connection with the outer walls of the fixing groove and the extending hole 17;
The hidden plate 14 is installed at the outer wall top department of pivot pole 9, and extension pole 3 is installed to the top outer wall of pivot pole 9, and the hidden plate 14 on the pivot pole 9 hides the top of fixed section of thick bamboo 1, is convenient for protect the junction of fixed section of thick bamboo 1 and pivot pole 9.
Working principle: when the rotary shaft rod 9 is used, one end of the rotary shaft rod 9 is inserted into the fixed cylinder 1, the bearing 15 on the rotary shaft rod 9 enters into the limit groove 8, the connecting groove 16 at the bottom end of the rotary shaft rod 9 is coincided with the connecting protrusion 6 on the driving seat 5, the bearing 15 completely enters into the limit groove 8, the limit screw 11 is rotated at the moment, the guide ring 10 guides the lower limit screw 11 to rotate so as to drive the screw block 12 to rise, the screw block 12 drives one end of the extending rod 13 to extend into the fixed cylinder 1 through the extending hole 17 after rising until one end of the extending rod 13 contacts with the outer wall at the bottom of the limit ring 7, the rotary shaft rod 9 is integrally fixed in the fixed cylinder 1 through the bearing 15, the driving seat 5 and the limit ring 7 rotate through the bearing I and the bearing ring 4, the fixed cylinder 1 is conveniently and fixedly arranged in a tabletop or wall surface, the auxiliary support rotary shaft rod 9 is fixedly arranged or rotatably arranged at one end of the extending rod 3 so as to conveniently drive an object to rotate and keep the object to be fixed.
While the exemplary embodiments of the present utility model have been described in detail with reference to the examples, those skilled in the art will appreciate that various modifications and adaptations to the specific examples described above can be made and that various combinations of the features and structures presented herein can be practiced without departing from the scope of the present utility model, which is defined by the appended claims. The foregoing description of specific exemplary embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teachings. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (7)
1. The rotating shaft fixing device comprises a fixing cylinder (1) and is characterized in that a rotating shaft structure (2) is arranged at the center of the top of the fixing cylinder (1), a bearing ring (4) is arranged on the inner wall of the bottom of the fixing cylinder (1), a driving seat (5) is arranged on the outer wall of the top of the bearing ring (4), and connecting protrusions (6) distributed at equal intervals are welded on the outer wall of the top of the driving seat (5);
The rotating shaft structure (2) comprises a rotating shaft rod (9), a fixed groove formed in the outer wall of the top end of the rotating shaft rod (9), a limit screw (11) rotatably connected to the center of the fixed groove, a guide ring (10) arranged on the inner wall of the top end of the rotating shaft rod (9) and extension holes (17) formed in the outer walls of the two sides of the rotating shaft rod (9).
2. The rotating shaft fixing device according to claim 1, wherein the outer wall of the limit screw (11) is in threaded connection with a threaded block (12), the outer walls of two sides of the threaded block (12) are positioned at the position of the extending hole (17) and are rotationally connected with an extending rod (13) through a torsion spring, and the outer wall of one end bottom of the extending rod (13) is in sliding connection with the outer walls of the fixing groove and the extending hole (17).
3. A spindle fixing apparatus according to claim 1, wherein the spindle rod (9) is slidably connected to the center of the inner wall of the fixing cylinder (1), and the bottom outer wall of the spindle rod (9) is provided with a connecting groove (16) at the connecting protrusion (6), and the connecting protrusion (6) is adapted to the connecting groove (16).
4. The rotating shaft fixing device according to claim 1, wherein the inner wall of the fixing cylinder (1) is provided with a limiting ring (7) at the position of the extending hole (17), the first bearing is arranged on the outer walls of the limiting ring (7) and the driving seat (5), the first bearing is arranged on the inner wall of the fixing cylinder (1), and one end of the extending rod (13) is in contact with the outer wall of the bottom of the limiting ring (7).
5. The rotating shaft fixing device according to claim 1, wherein a limiting groove (8) is formed in the center of the outer wall of the top end of the fixing cylinder (1), a bearing (15) is mounted on the outer wall of the top end of the rotating shaft rod (9), and the bearing (15) is inserted into the limiting groove (8).
6. A spindle fixing apparatus according to claim 1, characterized in that a hidden plate (14) is mounted at the top of the outer wall of the spindle rod (9), and an extension rod (3) is mounted on the top outer wall of the spindle rod (9).
7. A spindle fixing apparatus according to claim 1, wherein the center of the bottom outer wall of the fixing cylinder (1) is provided with a through hole, and the bottom outer wall of the driving seat (5) is provided with a driving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322894563.7U CN220850342U (en) | 2023-10-27 | 2023-10-27 | Rotating shaft fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322894563.7U CN220850342U (en) | 2023-10-27 | 2023-10-27 | Rotating shaft fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850342U true CN220850342U (en) | 2024-04-26 |
Family
ID=90779669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322894563.7U Active CN220850342U (en) | 2023-10-27 | 2023-10-27 | Rotating shaft fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850342U (en) |
-
2023
- 2023-10-27 CN CN202322894563.7U patent/CN220850342U/en active Active
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