CN217417997U - Support leg with locking structure for lorry - Google Patents
Support leg with locking structure for lorry Download PDFInfo
- Publication number
- CN217417997U CN217417997U CN202221133572.3U CN202221133572U CN217417997U CN 217417997 U CN217417997 U CN 217417997U CN 202221133572 U CN202221133572 U CN 202221133572U CN 217417997 U CN217417997 U CN 217417997U
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- leg
- support column
- locking structure
- limiting plate
- supporting
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Abstract
The utility model provides a support leg with locking structure for heavy-duty truck, including the supporting leg, the supporting leg top is equipped with the control valve, the supporting leg bottom alternates and is equipped with the support column, the supporting leg is inside to be equipped with hydraulic cylinder, the fixed mounting of support column bottom has the supporting seat, hydraulic cylinder bottom and support column top fixed connection, both sides of supporting leg bottom all are equipped with the fixed plate, the equal fluting of support column inner wall both sides has the operation groove, operation groove bottom inner wall one side is equipped with the movable base, the movable base internal rotation is connected with the action bars, action bars one end articulates there is L type limiting plate, L type limiting plate bottom is equipped with the spring, the utility model provides a support leg with locking structure for heavy-duty truck, the spring rebound that is equipped with makes L type limiting plate rebound, action bars at this moment rotate in the movable base, pass fixed slot and locating hole 14 with L type limiting plate top end in proper order, the supporting columns are locked with the fixing plates, so that the supporting columns and the supporting legs are prevented from moving, and the supporting columns are fixed in lifting height.
Description
Technical Field
The utility model belongs to the technical field of the car support equipment, concretely relates to landing leg for lorry with locking structure.
Background
The automobile crane is one kind of crane installed on common or special automobile chassis and has driving cab separated from the crane control cab. The crane has the advantages of good maneuverability and rapid transfer.
When the existing truck is lifted by using the supporting legs, the lifting height of the truck cannot be fixed, and the locking structure is lacked, so that the lifting height of each supporting leg is different.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a landing leg for lorry with locking structure aims at solving among the prior art lorry and when using the landing leg to lift, can not highly fix the lorry lifting, lacks locking structure, leads to the problem highly differs of each landing leg lifting.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a landing leg for lorry with locking structure, includes the supporting leg, the supporting leg top is equipped with the control valve, the supporting leg bottom alternates and is equipped with the support column, the inside hydraulic cylinder that is equipped with of supporting leg, support column bottom fixed mounting has the supporting seat, hydraulic cylinder bottom and support column top fixed connection, supporting leg bottom both sides side all is equipped with the fixed plate, the equal fluting in support column inner wall both sides has the operation groove, operation groove bottom inner wall one side is equipped with movable base, the movable base internal rotation is connected with the action bars, action bars one end articulates there is L type limiting plate, L type limiting plate bottom is equipped with the spring.
Pop out after accomodating in order to make to avoid L type limiting plate, conduct the utility model relates to a landing leg is preferred for lorry with locking structure, open support column top both sides has the fixed slot, the fixed slot communicates with the operation groove is sealed, the block is connected with the closing cap in the fixed slot.
In order to make to support column locking, conduct the utility model relates to a landing leg is preferred for lorry with locking structure, the locating hole has been seted up to the fixed plate lateral wall, L type limiting plate alternates to be connected in the locating hole.
In order to make L type limiting plate of being convenient for press down, conduct the utility model relates to a landing leg is preferred for lorry with locking structure, L type limiting plate end department is equipped with the ball-type and presses the briquetting.
In order to make improve supporting seat stability, as the utility model relates to a landing leg is preferred for lorry with locking structure, the supporting seat top is equipped with the carriage, carriage inner wall and support column bottom fixed connection, the carriage both sides are equipped with the triangle-shaped support frame.
In order to make prevent that the supporting seat from skidding, conduct the utility model relates to a landing leg is preferred for lorry with locking structure, supporting seat bottom avris is equipped with the slipmat.
In order to make and control hydraulic cylinder, conduct the utility model relates to a landing leg is preferred for lorry with locking structure, hydraulic cylinder and control valve electric connection, control valve and external power supply electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the L-shaped limiting plate is rebounded through the rebounding of the arranged spring, the personnel operating rod rotates in the movable base, the end head at the top of the L-shaped limiting plate sequentially penetrates through the fixing groove and the positioning hole 14, the supporting column and the fixing plate are locked, the supporting column and the supporting leg are prevented from moving, and the lifting height of the supporting column is fixed;
2) through the carriage that is equipped with and triangle-shaped support frame formation bearing structure, improve the compactness at support column bottom and supporting seat top, strengthen stability between support column and the supporting seat, the slipmat that is equipped with prevents that the supporting seat from skidding.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic sectional structure diagram of embodiment 1 of the present invention;
fig. 3 is a schematic cross-sectional structure diagram of a support pillar according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1. supporting legs; 2. a control valve; 3. a support pillar; 4. a hydraulic cylinder; 5. a supporting seat; 6. a fixing plate; 7. an operation slot; 8. a movable base; 9. an operating lever; 10. an L-shaped limiting plate; 11. a spring; 12. fixing grooves; 13. sealing the cover; 14. positioning holes; 15. a spherical pressing block; 16. a support frame; 17. a triangular support frame; 18. provided is a non-slip mat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a landing leg for lorry with locking structure, including supporting leg 1, 1 top of supporting leg is equipped with control valve 2, 1 bottom of supporting leg alternates and is equipped with support column 3, 1 inside hydraulic cylinder 4 that is equipped with of supporting leg, 3 bottom fixed mounting of support column have supporting seat 5, 3 top fixed connection in hydraulic cylinder 4 bottom and the support column, 1 bottom both sides side of supporting leg all is equipped with fixed plate 6, 3 inner wall both sides of support column all fluting have operation groove 7, 7 bottom inner wall one side in operation groove are equipped with movable base 8, 8 internal rotations in movable base are connected with action bars 9, 9 one end of action bars articulates there is L type limiting plate 10, L type limiting plate 10 bottom is equipped with spring 11.
In this embodiment: fixing grooves 12 are formed in two sides of the top of the supporting column 3, the fixing grooves 12 are communicated with the operating groove 7 in a sealing mode, and sealing covers 13 are connected in the fixing grooves 12 in a clamping mode.
When the landing leg is not used, a person blocks the fixing groove 12 through the sealing cover 13, and the L-shaped limiting plate 10 is prevented from popping up.
In this embodiment: the side wall of the fixing plate 6 is provided with a positioning hole 14, and the L-shaped limiting plate 10 is inserted into the positioning hole 14.
During the specific use, when hydraulic cylinder 4 lifting supporting leg 1, spring 11 kick-backs and makes L type limiting plate 10 kick-back, and personnel's manual operation pole 9 passes fixed slot 12 and locating hole 14 with L type limiting plate 10 top end in proper order at 8 internal rotations of movable base, to support column 3 and fixed plate 6 locking, avoids removing between support column 3 and the supporting leg 1.
In this embodiment: the end of the L-shaped limiting plate 10 is provided with a spherical pressing block 15.
When the L-shaped limiting plate retracting device is used specifically, the arranged spherical pressing block 15 is convenient for the end of the L-shaped limiting plate 10 to press, so that the L-shaped limiting plate 10 retracts into the operation groove 7.
In this embodiment: the hydraulic oil cylinder 4 is electrically connected with the control valve 2, and the control valve 2 is electrically connected with an external power supply.
When the control valve 2 is used specifically, the control valve controls the hydraulic oil cylinder 4 to stretch, so that the support column 3 moves in the support leg 1 to lift the truck.
The working principle is as follows: control valve 2 control hydraulic cylinder 4 flexible, when hydraulic cylinder 4 lifting supporting leg 1, locating hole 14 overlaps with fixed slot 12 position, extract closing cap 13, spring 11 kick-backs and makes L type limiting plate 10 kick-backs, action bars 9 is at the 8 internal rotations of movable base this moment, pass fixed slot 12 and locating hole 14 with L type limiting plate 10 top end in proper order, to support column 3 and fixed plate 6 locking, avoid removing between support column 3 and the supporting leg 1, the ball-type that is equipped with presses the ball-type to press the 10 end departments of L type limiting plate of being convenient for to press, make in the 10 withdrawal operation grooves 7 of L type limiting plate, cover closing cap 13, avoid L type limiting plate 10 to pop out.
Example 2
Referring to FIG. 4: in order to improve the stability of the supporting seat 5, the difference features of this embodiment from embodiment 1 are: supporting seat 5 top is equipped with carriage 16, 16 inner walls of carriage and 3 bottom fixed connection of support column, and 16 both sides of carriage are equipped with triangle-shaped support frame 17, and supporting seat 5 bottom avris is equipped with slipmat 18.
Specifically, the braced frame 16 and the triangle-shaped support frame 17 that are equipped with form bearing structure, improve the compactness at support column 3 bottom and supporting seat 5 top, strengthen stability between support column 3 and the supporting seat 5, and the slipmat 18 that is equipped with prevents that supporting seat 5 from skidding.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a landing leg for lorry with locking structure, includes supporting leg (1), its characterized in that: supporting leg (1) top is equipped with control valve (2), supporting leg (1) bottom alternates and is equipped with support column (3), inside hydraulic cylinder (4) that is equipped with of supporting leg (1), support column (3) bottom fixed mounting has supporting seat (5), hydraulic cylinder (4) bottom and support column (3) top fixed connection, supporting leg (1) bottom both sides side all is equipped with fixed plate (6), equal fluting in support column (3) inner wall both sides has operation groove (7), operation groove (7) bottom inner wall one side is equipped with movable base (8), movable base (8) internal rotation is connected with action bars (9), action bars (9) one end articulates there is L type limiting plate (10), L type limiting plate (10) bottom is equipped with spring (11).
2. The truck leg with the locking structure as claimed in claim 1, wherein: fixed slot (12) have been opened to support column (3) top both sides, fixed slot (12) and operation groove (7) are sealed to be communicated, snap connection has closing cap (13) in fixed slot (12).
3. The truck leg with the locking structure as claimed in claim 1, wherein: the side wall of the fixing plate (6) is provided with a positioning hole (14), and the L-shaped limiting plate (10) is inserted into the positioning hole (14).
4. The truck landing leg with the locking structure as claimed in claim 1, wherein: the end of the L-shaped limiting plate (10) is provided with a spherical pressing block (15).
5. The truck leg with the locking structure as claimed in claim 1, wherein: supporting seat (5) top is equipped with carriage (16), carriage (16) inner wall and support column (3) bottom fixed connection, carriage (16) both sides are equipped with triangle-shaped support frame (17).
6. The truck landing leg with the locking structure as claimed in claim 1, wherein: and an anti-slip pad (18) is arranged on the side of the bottom of the supporting seat (5).
7. The truck leg with the locking structure as claimed in claim 1, wherein: the hydraulic oil cylinder (4) is electrically connected with the control valve (2), and the control valve (2) is electrically connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133572.3U CN217417997U (en) | 2022-05-11 | 2022-05-11 | Support leg with locking structure for lorry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133572.3U CN217417997U (en) | 2022-05-11 | 2022-05-11 | Support leg with locking structure for lorry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217417997U true CN217417997U (en) | 2022-09-13 |
Family
ID=83186495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221133572.3U Active CN217417997U (en) | 2022-05-11 | 2022-05-11 | Support leg with locking structure for lorry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217417997U (en) |
-
2022
- 2022-05-11 CN CN202221133572.3U patent/CN217417997U/en active Active
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