CN220511607U - Lifting protective clamping ring - Google Patents
Lifting protective clamping ring Download PDFInfo
- Publication number
- CN220511607U CN220511607U CN202322098419.2U CN202322098419U CN220511607U CN 220511607 U CN220511607 U CN 220511607U CN 202322098419 U CN202322098419 U CN 202322098419U CN 220511607 U CN220511607 U CN 220511607U
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- CN
- China
- Prior art keywords
- fixing hole
- main body
- fixing
- friction
- snap ring
- 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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- 230000001681 protective effect Effects 0.000 title claims description 13
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a lifting protection clamping ring, which belongs to the technical field of mechanical equipment, and comprises a main body, wherein a first fixing hole and a second fixing hole are formed in the main body, and the lifting protection clamping ring also comprises an auxiliary fixing body and a plurality of friction blocks, wherein the auxiliary fixing body is tightly attached to the main body, and the friction blocks are arranged around the inner wall of the second fixing hole; the auxiliary fixing body is provided with a third fixing hole, the axis of the third fixing hole coincides with that of the second fixing hole, and the inner diameter of the second fixing hole is larger than that of the third fixing hole; the main part can be along the second pipe upward movement, and the downward movement is dead under the effect of friction block lock, avoids the lift function inefficacy of axle to descend suddenly and causes the accident.
Description
Technical Field
The utility model relates to the technical field of plant protection machines, in particular to a lifting protection clamping ring.
Background
The plant protection machine operation generally needs to enter into the depressions or mountains with different heights, and because the heights of different crops are different, the application range of the plant protection machine with the non-adjustable axle height is particularly narrow, the plant protection machine cannot be popularized and applied in a large area, in order to meet the requirements of the plant protection machine, the plant protection machine with various liftable chassis is provided, a lifting mechanism is added in an axle structure, and the lifting of the chassis is realized to meet different use requirements.
However, after the chassis is lifted, the reliability is relatively weakened, once the chassis is lifted to the highest, the gravity center is moved upwards, if shaking occurs in the use or advancing process of the plant protection machine, the force born by an axle is increased, the lifting of the plant protection machine is easy to fail and break, and once the breaking or lifting fails, safety accidents can be caused.
Therefore, a lifting protective snap ring is needed.
Disclosure of Invention
In view of this, the present utility model proposes a method for avoiding lifting failure by using the cooperation of the friction block and the wedge surface.
The technical scheme of the utility model is realized as follows: the lifting protective clamping ring comprises a main body, wherein a first fixing hole and a second fixing hole are formed in the main body, an auxiliary fixing body and a plurality of friction blocks are further included, the auxiliary fixing body is tightly attached to the main body, and the friction blocks are arranged around the inner wall of the second fixing hole; the auxiliary fixing body is provided with a third fixing hole, the axis of the third fixing hole coincides with that of the second fixing hole, and the inner diameter of the second fixing hole is larger than that of the third fixing hole.
On the basis of the above technical solution, preferably, the plurality of friction blocks are closely attached to the auxiliary fixing body and uniformly arranged around the circumferential direction of the third fixing hole.
On the basis of the technical scheme, preferably, one surface of the friction block, which is far away from the main body, is surrounded into the fourth friction hole.
On the basis of the technical scheme, preferably, the inner diameters of the two ends of the fourth friction hole are equal.
On the basis of the above technical scheme, preferably, one surface of the friction block, which is close to the main body, is surrounded by a conical surface, and the conical surface gradually inclines from the main body to the auxiliary fixing body in a direction away from the center of the third fixing hole.
On the basis of the technical scheme, preferably, the inner wall of the second fixing hole is provided with a wedge-shaped surface matched with the conical surface.
On the basis of the technical scheme, preferably, one side of the auxiliary fixing body, which is close to the main body, is provided with a boss, and a plurality of friction blocks are arranged on the boss.
Compared with the prior art, the lifting protective clamping ring has the following beneficial effects:
(1) The main body can move upwards along the second pipe, and the main body is locked under the action of the friction block when moving downwards, so that accidents caused by the fact that the lifting function of the axle fails and suddenly descends are avoided; the auxiliary fixing body is tightly attached to the main body, and the friction blocks are arranged around the inner wall of the second fixing hole; the auxiliary fixing body is provided with a third fixing hole, the axis of the third fixing hole coincides with that of the second fixing hole, and the inner diameter of the second fixing hole is larger than that of the third fixing hole; at this moment, when the main body moves downwards under the action of external force, the friction blocks and the second pipe generate friction force in the second fixing holes, so that the main body is prevented from suddenly falling down, and safety accidents are caused.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a lifting protective snap ring of the present utility model;
FIG. 2 is a view showing a state of use of the lifting protective snap ring according to the present utility model;
FIG. 3 is a cross-sectional view of FIG. 2 in accordance with the present utility model;
fig. 4 is an enlarged view of a portion of fig. 3 in accordance with the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1-4, a lifting protective snap ring comprises a main body 3, wherein a first fixing hole 31 and a second fixing hole 32 are formed in the main body 3, a first pipe 1 is fixedly arranged in the first fixing hole 31, the first pipe 1 and the first fixing hole 31 can be welded or screwed, and a welding mode is provided in the embodiment; the second fixing hole 32 is sleeved with the second pipe 2, the main body 3 can move upwards along the second pipe 2 and is locked under the action of the friction block 5 when moving downwards, so that accidents caused by the fact that the lifting function of the axle fails and suddenly descends are avoided; the device also comprises a secondary fixing body 4 and a plurality of friction blocks 5, wherein the secondary fixing body 4 is closely attached to the main body 3, and the friction blocks 5 are arranged around the inner wall of the second fixing hole 32; the auxiliary fixing body 4 is provided with a third fixing hole 41, the third fixing hole 41 is overlapped with the axis of the second fixing hole 32, and the inner diameter of the second fixing hole 32 is larger than that of the third fixing hole 41; at this time, when the main body 3 moves downward under the action of external force, the friction blocks 5 generate friction force with the second pipe 2, so as to avoid the main body 3 from suddenly falling down and causing a safety accident.
The friction blocks 5 are tightly attached to the auxiliary fixing body 4 and evenly surround the third fixing hole 41, the friction blocks 5 evenly surround the third fixing hole 41, friction force between the friction blocks 5 and the second pipe 2 is even, and the use effect is good.
The surface of the friction block 5 away from the main body 3 is surrounded into a fourth friction hole 33; the inner diameters of the two ends of the fourth friction hole 33 are equal; the fourth friction hole 33 generates friction with the second pipe 2.
The friction block 5 is surrounded by a conical surface 34 on the surface close to the main body 3, the conical surface 34 gradually inclines from the main body 3 to the auxiliary fixing body 4 in the direction away from the center of the third fixing hole 41, and the inner wall of the second fixing hole 32 is provided with a wedge-shaped surface matched with the conical surface 34. The inner wall of the second fixing hole 32 is provided with a wedge-shaped surface matched with the conical surface 34 to lock the main body 3 in the falling process, so that the main body 3 is prevented from sliding down continuously.
A boss 42 is arranged on one side of the auxiliary fixing body 4 close to the main body 3, and a plurality of friction blocks 5 are arranged on the boss 42.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a lift protection snap ring, includes main part (3), be provided with first fixed orifices (31) and second fixed orifices (32) on main part (3), its characterized in that: the auxiliary fixing body (4) is tightly attached to the main body (3), and the friction blocks (5) are arranged around the inner wall of the second fixing hole (32);
the auxiliary fixing body (4) is provided with a third fixing hole (41), the third fixing hole (41) is overlapped with the axis of the second fixing hole (32), and the inner diameter of the second fixing hole (32) is larger than that of the third fixing hole (41).
2. A lifting protective snap ring as claimed in claim 1, wherein: the friction blocks (5) are closely attached to the auxiliary fixing body (4) and uniformly surround the third fixing holes (41).
3. A lifting protective snap ring as claimed in claim 1, wherein: and one surface of the friction block (5) far away from the main body (3) is surrounded into a fourth friction hole (33).
4. A lifting protective snap ring as claimed in claim 3, wherein: the inner diameters of the two ends of the fourth friction hole (33) are equal.
5. A lifting protective snap ring as claimed in claim 1, wherein: one surface of the friction block (5) close to the main body (3) is surrounded into a conical surface (34), and the conical surface (34) gradually inclines to a direction far away from the center of the third fixing hole (41) from the main body (3) to the auxiliary fixing body (4).
6. The lift protection snap ring of claim 5, wherein: the inner wall of the second fixing hole (32) is provided with a wedge-shaped surface matched with the conical surface (34).
7. A lifting protective snap ring as claimed in claim 1, wherein: one side of the auxiliary fixing body (4) close to the main body (3) is provided with a boss (42), and a plurality of friction blocks (5) are arranged on the boss (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098419.2U CN220511607U (en) | 2023-08-05 | 2023-08-05 | Lifting protective clamping ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098419.2U CN220511607U (en) | 2023-08-05 | 2023-08-05 | Lifting protective clamping ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220511607U true CN220511607U (en) | 2024-02-23 |
Family
ID=89930191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322098419.2U Active CN220511607U (en) | 2023-08-05 | 2023-08-05 | Lifting protective clamping ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220511607U (en) |
-
2023
- 2023-08-05 CN CN202322098419.2U patent/CN220511607U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |