CN220727566U - Adjustable supporting leg - Google Patents
Adjustable supporting leg Download PDFInfo
- Publication number
- CN220727566U CN220727566U CN202322478969.7U CN202322478969U CN220727566U CN 220727566 U CN220727566 U CN 220727566U CN 202322478969 U CN202322478969 U CN 202322478969U CN 220727566 U CN220727566 U CN 220727566U
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- screw rod
- outer sleeve
- sleeve
- coaxially
- hand wheel
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 206010020649 Hyperkeratosis Diseases 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Legs For Furniture In General (AREA)
Abstract
The utility model relates to the technical field of hardware accessories, and particularly discloses an adjustable supporting leg. The adjustable supporting leg comprises an outer sleeve, an inner sleeve, foot pads, a mounting plate, a screw rod nut and a hand wheel with a handle; the outer sleeve is hollow and the lower end of the outer sleeve is provided with an opening; the mounting plate is connected to the outer side of the outer sleeve; the screw rod is coaxially and rotatably connected in the outer sleeve; the inner sleeve is axially slidably arranged in the outer sleeve, sleeved on the outer side of the screw rod and fixedly connected with a screw rod nut which is screwed on the screw rod; a sliding guide structure is arranged between the inner sleeve and the outer sleeve; the hand wheel is connected with the screw rod and can drive the screw rod to rotate relative to the outer sleeve. The adjustable supporting leg is convenient and stable to adjust, and the height adjusting range is large.
Description
Technical Field
The utility model relates to the technical field of hardware accessories, in particular to an adjustable supporting leg.
Background
The tooling frames, instrument cabinets and the like in the production workshops are basically provided with supporting feet or casters, and the supporting feet are generally fixed and are not adjustable in height. The patent with publication number CN217906921U discloses a height-adjustable support foot rest, which comprises foot pads, an adjusting column and a connecting sleeve, wherein the foot pads are in threaded connection with the lower ends of the adjusting column, and the connecting sleeve is in threaded connection with the upper ends of the adjusting column; when the support leg is used, the connecting sleeve is enabled to move upwards or downwards by rotating the adjusting column, so that the height adjustment of the support leg is realized. However, such a support stand has a limited height of adjustment and is inconvenient to adjust.
Disclosure of Invention
The utility model aims to provide an adjustable supporting leg which is convenient and stable to adjust and has a large height adjusting range.
To achieve the purpose, the utility model adopts the following technical scheme:
an adjustable supporting leg comprises an outer sleeve, an inner sleeve, foot pads, a mounting plate, a screw rod nut and a hand wheel with a handle;
the outer sleeve is hollow and is provided with an opening at the lower end; the mounting plate is connected to the outer side of the outer sleeve;
the screw rod is coaxially and rotatably connected in the outer sleeve;
the inner sleeve is axially slidably arranged in the outer sleeve, sleeved on the outer side of the screw rod and fixedly connected with the screw rod nut which is screwed on the screw rod;
a sliding guide structure is arranged between the inner sleeve and the outer sleeve;
the hand wheel is connected with the screw rod and can drive the screw rod to rotate relative to the outer sleeve.
Further, a boss is arranged on one side face of the mounting plate in a protruding mode, a groove for clamping the outer sleeve is formed in the boss, and an arc-shaped locking block is connected to the boss to be locked and connected with the outer sleeve.
Further, at least one positioning and mounting groove is formed in the outer side of the outer sleeve, and the boss and the arc-shaped locking block are located in one of the positioning and mounting grooves.
Further, the sliding guide structure comprises a sliding groove axially arranged on the outer side of the inner sleeve and a sliding block in sliding fit with the sliding groove, and the sliding block is connected with the outer sleeve.
Further, the upper end of the outer sleeve is connected with an upper end cover, the screw rod is coaxially and rotatably connected with the upper end cover, and the upper end of the screw rod extends out of the upper end cover.
Further, the hand wheel is coaxially connected with the upper end of the screw rod.
Further, the upper end of the upper end cover is connected with a hollow upper sleeve, a side opening is formed in one side of the upper sleeve, a side cover is installed at the side opening, a rotating shaft is coaxially connected with the side cover in a rotating mode, and the rotating shaft is connected with the screw rod in a transmission mode through a group of bevel gears and is coaxially connected with the hand wheel.
Further, the lower end of the inner sleeve is coaxially connected with a connecting piece, and the lower end of the connecting piece is in a sphere shape; the top surface of callus on the sole is offered and is supplied the draw-in groove that the lower extreme card of connecting piece was gone into.
The beneficial effects of the utility model are as follows: according to the adjustable supporting leg, the hand wheel is rotated, so that the screw rod rotates relative to the outer sleeve, and the lower end of the inner sleeve is driven to axially extend or retract to the outer sleeve, so that the height of the supporting leg is adjusted, the structure is simple, the adjustment is convenient and stable, and the height adjusting range is wide.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of an adjustable support leg according to the present utility model.
Figure 2 is a cross-sectional view of one embodiment of an adjustable support foot provided by the present utility model.
Fig. 3 is a schematic perspective view of another embodiment of an adjustable support leg according to the present utility model.
Figure 4 is a cross-sectional view of one embodiment of an adjustable support foot provided by the present utility model.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, an adjustable support leg comprises an outer sleeve 1, an inner sleeve 2, a foot pad 3, a mounting plate 4, a screw rod 5, a screw rod nut 6 and a hand wheel 7 with a handle 71. Wherein the outer sleeve 1 is hollow and is provided with an opening at the lower end; the mounting plate 4 is connected to the outer side of the outer sleeve 1; the screw rod 5 is coaxially and rotatably connected in the outer sleeve 1; the inner sleeve 2 is axially slidably arranged in the outer sleeve 1, sleeved on the outer side of the screw rod 5 and fixedly connected with a screw rod nut 6 screwed on the screw rod 5; a sliding guide structure 8 is arranged between the inner sleeve 2 and the outer sleeve 1; the hand wheel 7 is connected with the screw rod 5 and can drive the screw rod 5 to rotate relative to the outer sleeve 1.
Wherein, a side of the mounting plate 4 is convexly provided with a boss 41, the boss 41 is provided with a groove for clamping the outer sleeve 1, and is connected with an arc locking block 42 for locking and connecting the outer sleeve 1. At least one positioning and mounting groove 11 is formed in the outer side of the outer sleeve 1, and the boss 41 and the arc-shaped locking block 42 are located in one of the positioning and mounting grooves 11. In use, the mounting plate 4 is secured to a tooling frame or chassis, as shown in FIG. 3.
As shown in fig. 2 and 4, the sliding guide structure 8 includes a sliding groove 81 axially formed on the outer side of the inner sleeve 2, and a sliding block 82 slidably engaged with the sliding groove 81, and the sliding block 82 is connected with the outer sleeve 1. By means of the sliding guide 8, it is ensured that the inner sleeve 2 can only move axially relative to the outer sleeve 1 and cannot rotate about the central axis.
The upper end of the outer sleeve 1 is connected with an upper end cover 12, the screw rod 5 is coaxially and rotatably connected with the upper end cover 12 through two bearings, and the upper end extends out of the upper end cover 12.
As an embodiment of the present utility model, a hand wheel 7 is coaxially connected to the upper end of the screw 5, as shown in fig. 1 and 2.
As another embodiment of the present utility model, the upper end of the upper end cover 12 is connected with a hollow upper sleeve 9, one side of the upper sleeve 9 is provided with a side opening, a side cover 91 is installed at the side opening, the side cover 91 is coaxially and rotatably connected with a rotating shaft 92, and the rotating shaft 92 is in transmission connection with the screw rod 5 through a set of bevel gears 93 and is coaxially connected with the hand wheel 7, as shown in fig. 3 and 4.
Wherein, the lower end of the inner sleeve 2 is coaxially connected with a connecting piece 21, and the lower end of the connecting piece 21 is in a sphere shape; the top surface of the foot pad 3 is provided with a clamping groove for clamping the lower end of the connecting piece 21. With the structure, the adjustable supporting leg can be applied to the inclined plane supporting surface and is stable to place.
According to the adjustable supporting leg, when the height is required to be adjusted, the hand wheel 7 is rotated, so that the screw rod 5 rotates relative to the outer sleeve 1, and the lower end of the inner sleeve 2 is driven to extend or retract the outer sleeve 1 along the axial direction, so that the height adjustment of the supporting leg is realized, the structure is simple, the adjustment is convenient and stable, and the height adjustment range is large.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.
Claims (8)
1. An adjustable supporting leg is characterized by comprising an outer sleeve (1), an inner sleeve (2), a foot pad (3), a mounting plate (4), a screw rod (5), a screw rod nut (6) and a hand wheel (7) with a handle (71);
the outer sleeve (1) is hollow and is provided with an opening at the lower end; the mounting plate (4) is connected to the outer side of the outer sleeve (1);
the screw rod (5) is coaxially and rotatably connected in the outer sleeve (1);
the inner sleeve (2) is axially slidably arranged in the outer sleeve (1), sleeved on the outer side of the screw rod (5) and fixedly connected with the screw rod nut (6) which is screwed on the screw rod (5);
a sliding guide structure (8) is arranged between the inner sleeve (2) and the outer sleeve (1);
the hand wheel (7) is connected with the screw rod (5) and can drive the screw rod (5) to rotate relative to the outer sleeve (1).
2. An adjustable support foot according to claim 1, characterized in that a boss (41) is convexly arranged on one side surface of the mounting plate (4), the boss (41) is provided with a groove for clamping the outer sleeve (1), and an arc-shaped locking block (42) is connected to lock and connect the outer sleeve (1).
3. An adjustable support foot according to claim 2, characterized in that the outer side of the outer sleeve (1) is provided with at least one positioning and mounting groove (11), and the boss (41) and the arc-shaped locking block (42) are located in one of the positioning and mounting grooves (11).
4. An adjustable support foot according to claim 1, characterized in that the sliding guide structure (8) comprises a sliding groove (81) axially arranged on the outer side of the inner sleeve (2) and a sliding block (82) in sliding fit with the sliding groove (81), and the sliding block (82) is connected with the outer sleeve (1).
5. An adjustable support foot according to claim 1, characterized in that the upper end of the outer sleeve (1) is connected with an upper end cover (12), the screw rod (5) is coaxially and rotatably connected with the upper end cover (12), and the upper end extends out of the upper end cover (12).
6. An adjustable support foot according to claim 5, characterized in that the hand wheel (7) is coaxially connected to the upper end of the screw (5).
7. The adjustable supporting leg according to claim 5, characterized in that the upper end of the upper end cover (12) is connected with a hollow upper sleeve (9), a side opening is formed in one side of the upper sleeve (9), a side cover (91) is installed at the side opening, the side cover (91) is coaxially and rotatably connected with a rotating shaft (92), and the rotating shaft (92) is in transmission connection with the screw rod (5) through a group of bevel gears (93) and is coaxially connected with the hand wheel (7).
8. An adjustable support foot according to any one of claims 1 to 7, wherein the lower end of the inner sleeve (2) is coaxially connected with a connecting piece (21), and the lower end of the connecting piece (21) is in the shape of a sphere; the top surface of callus on sole (3) is offered and is supplied the draw-in groove that the lower extreme card of connecting piece (21) was gone into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322478969.7U CN220727566U (en) | 2023-09-13 | 2023-09-13 | Adjustable supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322478969.7U CN220727566U (en) | 2023-09-13 | 2023-09-13 | Adjustable supporting leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220727566U true CN220727566U (en) | 2024-04-05 |
Family
ID=90492009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322478969.7U Active CN220727566U (en) | 2023-09-13 | 2023-09-13 | Adjustable supporting leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220727566U (en) |
-
2023
- 2023-09-13 CN CN202322478969.7U patent/CN220727566U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |