CN210565720U - Anti-drop structure for rotating shaft of moving part - Google Patents
Anti-drop structure for rotating shaft of moving part Download PDFInfo
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- CN210565720U CN210565720U CN201921110880.2U CN201921110880U CN210565720U CN 210565720 U CN210565720 U CN 210565720U CN 201921110880 U CN201921110880 U CN 201921110880U CN 210565720 U CN210565720 U CN 210565720U
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- pivot
- rotating shaft
- cover plate
- fixedly connected
- upper cover
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Abstract
The utility model discloses a motion piece pivot anti-drop structure, including pivot, upper cover plate, lower apron, correspond on the upper cover plate the one end fixedly connected with anticreep piece of pivot, correspond on the apron down the other end of pivot is fixedly connected with anticreep piece also, anticreep piece is corresponding be provided with spacing hole on the side of pivot, spacing downthehole fixedly connected with spring, the other end fixedly connected with limiting plate of spring, just the limiting plate gomphosis is in spacing downthehole. The utility model has the advantages of simple structure, can prevent effectively that the pivot from droing and not influencing the pivot installation, its mainly used prevents that the pivot skew from droing.
Description
Technical Field
The utility model belongs to the technical field of mechanical parts, especially, relate to a motion piece pivot anti-drop structure.
Background
The rotating shaft is the shaft which is used for connecting main parts of a product and is used for bearing bending moment and torque in rotating work as the name implies. The pivot has played indispensable effect in current society, in the device that many needs overturn, all can have the appearance of pivot, and the pivot can constantly be to one end skew after long-time rotation, and the condition that the pivot drops just can appear after long-time to make the unable normal use of device that the pivot is connected.
In order to solve the problem, most people increase the locating part at the pivot both ends and place it and drop, but the locating part that has now increased is mostly on same apron, just so makes the pivot when installation and dismantlement, and the difficulty of ten minutes, and when the end of pivot and locating part contact, can't effectually make the pivot resume the normal position to when rotatory, the sound of rubbing can appear, influence device result of use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure, can prevent effectively that the pivot from droing and not influencing the motion piece pivot anti-drop structure of pivot installation, aim at solving the above-mentioned pivot that exists and drop easily, the pivot causes the inconvenient problem of dismantlement installation easily when solving and droing.
The utility model discloses a realize like this, a motion piece pivot anti-drop structure, including pivot, upper cover plate, lower apron, the upper cover plate with pass through down between the apron the pivot is rotated and is connected, correspond on the upper cover plate the one end fixedly connected with anticreep piece of pivot, correspond on the apron down the other end of pivot is fixedly connected with also the anticreep piece, the anticreep piece is corresponding be provided with spacing hole on the side of pivot, spacing downthehole fixedly connected with spring, the other end fixedly connected with limiting plate of spring, just the limiting plate gomphosis is in spacing downthehole.
The bottom of the upper cover plate and the top of the lower cover plate are fixedly connected with hollow rotating sleeves, and the rotating shaft penetrates through the hollow rotating sleeves in sequence.
The hollow rotating sleeve is internally provided with a rubber ring, and the rotating shaft penetrates through the rubber ring.
The distance between the anti-falling piece and the end head of the rotating shaft is set to be 0.2-0.5cm, and the diameter of the limiting hole is larger than that of the rotating shaft.
When the limiting plate is embedded in the limiting hole, the distance between the limiting plate and the limiting hole is 0.1-0.3 cm.
The anti-falling piece is made of metal, and a rubber leather pad is arranged on the surface of the limiting plate.
The anti-falling piece and the upper cover plate and the lower cover plate are of a detachable structure.
Compared with the prior art, the beneficial effects of the utility model are that: through increasing anticreep piece at pivot both ends, thereby avoid the pivot after rotating for a long time, it moves to one end, cause the pivot to drop, thereby influence connecting device's use, and a set of installation on the upper cover plate of anticreep piece, another group installs under on the apron, make when having the anticreep effect, do not influence the installation of pivot, the inside assembly that is provided with spring and limiting plate of anticreep piece, make when the motion of pivot to one end, the limiting plate is spacing to it, prevent to drop, the original position is rebounded with the pivot to the elasticity that utilizes the spring simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the anti-separation member of the present invention;
fig. 3 is a schematic view of a section structure of the anti-separation member of the present invention.
In the figure: the device comprises a rotating shaft 1, an upper cover plate 2, a lower cover plate 3, an anti-falling part 4, a limiting hole 5, a spring 6, a limiting plate 7 and a hollow rotating sleeve 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, the present invention provides a technical solution: a motion piece rotating shaft anti-drop structure comprises a rotating shaft 1, an upper cover plate 2 and a lower cover plate 3, wherein the upper cover plate 2 is rotatably connected with the lower cover plate 3 through the rotating shaft 1, so that the upper cover plate 2 and the lower cover plate 3 can rotate around the rotating shaft 1, one end of the upper cover plate 2 corresponding to the rotating shaft 1 is fixedly connected with an anti-drop piece 4, the other end of the lower cover plate 3 corresponding to the rotating shaft 1 is also fixedly connected with an anti-drop piece 4, and two ends of the rotating shaft 1 are limited through two groups of anti-drop pieces 4, so that the phenomenon that the rotating shaft 1 drops off due to the fact that the rotating shaft 1 moves towards one end after long-time work is avoided, and the use;
further be provided with spacing hole 5 on the corresponding pivot 1's of anticreep piece 4 a side, fixedly connected with spring 6 in the spacing hole 5, spring 6's other end fixedly connected with limiting plate 7, and the 7 gomphosis of limiting plate is in spacing hole 5, anticreep piece 4's structure sets up, make when pivot 1 to one end offset back, but its end gomphosis is in spacing hole 5, and simultaneously, withstands pivot 1 through limiting plate 7, avoid it to continue the skew, because be connected with spring 6 under the limiting plate 7, so spring 6 can have an elasticity to pivot 1, thereby make pivot 1 can move to the original position, avoid pivot 1 to contact limiting plate 7 constantly, cause the friction.
In the utility model, the bottom of the upper cover plate 2 and the top of the lower cover plate 3 are both fixedly connected with hollow rotating sleeves 8, the rotating shaft 1 sequentially passes through the hollow rotating sleeves 8, so that the rotating shaft 1 rotatably connects the upper cover plate 2 and the lower cover plate 3, and the upper cover plate 2 and the lower cover plate 3 can rotate around the rotating shaft 1;
the rubber ring is arranged in the hollow rotating sleeve 8, and the rotating shaft 1 penetrates through the rubber ring, so that the friction between the rotating shaft 1 and the hollow rotating sleeve 8 can be reduced, and meanwhile, the position deviation caused by long-time rotation of the rotating shaft 1 can be avoided due to the increased friction between the rotating shaft 1 and the rubber ring;
the distance between the anti-falling part 4 and the end of the rotating shaft 1 is set to be 0.2-0.5cm, the installation of the rotating shaft 1 can be ensured to the maximum extent by the arrangement of the distance, meanwhile, the phenomenon that the rotating shaft 1 is separated due to overlarge offset distance of the rotating shaft 1 can be avoided, the diameter of the limiting hole 5 is larger than that of the rotating shaft 1, so that the end of the rotating shaft 1 can be embedded in the limiting hole 5 after the rotating shaft 1 is offset, and the rotating shaft 1 is prevented from continuously offsetting;
when the limiting plate 7 is embedded in the limiting hole 5, the distance between the limiting plate 7 and the limiting hole 5 is 0.1-0.3cm, and the distance can ensure that the limiting plate 7 can move in the limiting hole 5 and simultaneously avoid the limiting plate 7 from being obliquely clamped in the limiting hole 5 when the rotating shaft 1 props against the limiting plate 7 due to overlarge distance;
Adopt detachable structure between anti-disengaging 4 and upper cover plate 2, the lower cover plate 3, further make under the circumstances that can prevent that pivot 1 from droing for the accessible is dismantled anti-disengaging 4 when installing pivot 1, thereby makes things convenient for the installation of pivot 1 to dismantle more.
The utility model discloses following beneficial effect has in practical application:
1. the anti-falling parts 4 are additionally arranged at the two ends of the rotating shaft 1, so that the problem that the rotating shaft 1 falls off to influence the use of a connected device due to the fact that the rotating shaft 1 moves towards one end after rotating for a long time is solved;
2. one group of anti-falling pieces 4 is arranged on the upper cover plate 2, and the other group is arranged on the lower cover plate 3, so that the anti-falling device has an anti-falling effect and does not influence the installation of the rotating shaft 1;
3. when the structure design to anticreep piece 4, at the inside assembly that is provided with spring 6 and limiting plate 7 of anticreep piece 4 for when pivot 1 to the one end motion, limiting plate 7 is spacing to it, prevents to drop, utilizes spring 6's elasticity to bounce back pivot 1 to the original position simultaneously.
In conclusion, the device has wide application prospect.
The utility model discloses a theory of operation is: during the use, upper cover plate 2, lower cover plate 3 can revolute axle 1 and rotate, and after long-time rotation, pivot 1 can squint to one end, and the pivot 1 of skew can the gomphosis in spacing hole 5 to withhold it by limiting plate 7, because limiting plate 7's bottom is provided with spring 6, thereby make spring 6 can produce certain thrust to axle 1, consequently pivot 1 can squint to the original position, avoids pivot 1 and limiting plate 7 to contact constantly.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a motion piece pivot anti-drop structure, includes pivot, upper cover plate, lower cover plate, the upper cover plate with pass through down between the apron the pivot is rotated and is connected its characterized in that: the upper cover plate is corresponding to the one end fixedly connected with anticreep piece of pivot, the apron is corresponding down the other end of pivot is fixedly connected with also the anticreep piece, the anticreep piece is corresponding be provided with spacing hole on the side of pivot, spacing downthehole fixedly connected with spring, the other end fixedly connected with limiting plate of spring, just the limiting plate gomphosis is in spacing downthehole.
2. The anti-drop structure of a moving member rotating shaft according to claim 1, wherein: the bottom of the upper cover plate and the top of the lower cover plate are fixedly connected with hollow rotating sleeves, and the rotating shaft penetrates through the hollow rotating sleeves in sequence.
3. The anti-drop structure of a moving member rotating shaft according to claim 2, wherein: the hollow rotating sleeve is internally provided with a rubber ring, and the rotating shaft penetrates through the rubber ring.
4. The anti-drop structure of a moving member rotating shaft according to claim 1, wherein: the distance between the anti-falling piece and the end head of the rotating shaft is set to be 0.2-0.5cm, and the diameter of the limiting hole is larger than that of the rotating shaft.
5. The anti-drop structure of a moving member rotating shaft according to claim 1, wherein: when the limiting plate is embedded in the limiting hole, the distance between the limiting plate and the limiting hole is 0.1-0.3 cm.
6. The anti-drop structure of a moving member rotating shaft according to claim 1, wherein: the anti-falling piece is made of metal, and a rubber leather pad is arranged on the surface of the limiting plate.
7. The anti-drop structure of a moving member rotating shaft according to claim 1, wherein: the anti-falling piece and the upper cover plate and the lower cover plate are of a detachable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110880.2U CN210565720U (en) | 2019-07-16 | 2019-07-16 | Anti-drop structure for rotating shaft of moving part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921110880.2U CN210565720U (en) | 2019-07-16 | 2019-07-16 | Anti-drop structure for rotating shaft of moving part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210565720U true CN210565720U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921110880.2U Active CN210565720U (en) | 2019-07-16 | 2019-07-16 | Anti-drop structure for rotating shaft of moving part |
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| CN (1) | CN210565720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868398A (en) * | 2021-01-08 | 2021-06-01 | 溧阳市新力机械铸造有限公司 | Large needle of bundling machine and preparation method thereof |
-
2019
- 2019-07-16 CN CN201921110880.2U patent/CN210565720U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112868398A (en) * | 2021-01-08 | 2021-06-01 | 溧阳市新力机械铸造有限公司 | Large needle of bundling machine and preparation method thereof |
| CN112868398B (en) * | 2021-01-08 | 2023-03-10 | 溧阳市新力机械铸造有限公司 | Large needle of bundling machine |
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