CN216034720U

CN216034720U - Hydraulic lock for automobile cab

Info

Publication number: CN216034720U
Application number: CN202122289112.1U
Authority: CN
Inventors: 倪梁程
Original assignee: Zhejiang Shengding Auto Parts Co ltd
Current assignee: Zhejiang Shengding Auto Parts Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-15
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a hydraulic lock for an automobile cab, which relates to the technical field of hydraulic locks and comprises a shell and an oil cylinder top projection, the surface of the shell is movably connected with a lock hook, the middle part of the surface of the shell is provided with a moving shaft, the outer side of the moving shaft is sleeved with a lantern ring, the outer side of the moving shaft is connected with the lock hook in a sliding way, one side of the surface of the shell is fixedly connected with a hydraulic oil cylinder, an oil cylinder top protrusion is inserted into one side of the top of the surface of the shell, a locking plate shaft is connected in a penetrating way in the middle of the oil cylinder top protrusion, a locking spring is sleeved on the outer side of the locking plate shaft, one end of the locking spring is fixedly connected with the top projection of the oil cylinder, the other end of the locking spring is fixedly connected with the hydraulic oil cylinder, the top and the bottom of the back face of the top projection of the hydraulic oil cylinder are both connected with a moving block in a penetrating mode, the top and the bottom of the surface of the moving block are fixedly connected with auxiliary springs, and the surface of each auxiliary spring is fixedly connected with the top projection of the hydraulic oil cylinder. The oil cylinder top bulge is mounted and conveniently dismounted for maintenance.

Description

Hydraulic lock for automobile cab

Technical Field

The utility model relates to the technical field of hydraulic locks, in particular to a hydraulic lock for an automobile cab.

Background

In the automobile type that the driver's cabin needs to overturn, need set up the locking device that overturns in the driver's cabin of the car. When the automobile normally runs, the locking device locks the cab and the cab rear overhang, when the cab needs to be turned, the locking device is opened, the cab and the cab rear overhang are separated, the cab can be smoothly turned, and parts such as an engine on the lower portion of the cab can be conveniently maintained and overhauled.

But inside the hydraulic lock at present because piston rod and hydro-cylinder top are long-time to slide the extrusion and lead to wearing and tearing to damage to need to maintain or regular inspection the hydro-cylinder top, but the hydro-cylinder top is protruding and because the part is less to lead to inconvenient when the maintenance, has reduced the life-span of hydraulic lock.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydraulic lock for an automobile cab, which aims to solve the problem of abrasion and damage caused by long-time sliding extrusion of a piston rod and a cylinder top protrusion in the hydraulic lock in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a hydraulic lock for an automobile cab comprises a shell and an oil cylinder jacking protrusion, wherein a lock hook is movably connected to the surface of the shell, a moving shaft is arranged in the middle of the surface of the shell, a sleeve ring is sleeved on the outer side of the moving shaft, the outer side of the moving shaft is slidably connected with the lock hook, a hydraulic oil cylinder is fixedly connected to one side of the surface of the shell, the oil cylinder jacking protrusion is inserted into one side of the top of the surface of the shell, a lock plate shaft penetrates through the middle of the oil cylinder jacking protrusion, a locking spring is sleeved on the outer side of the lock plate shaft, one end of the locking spring is fixedly connected with the oil cylinder jacking protrusion, and the other end of the locking spring is fixedly connected with the hydraulic oil cylinder;

the top and the bottom of the back face of the top projection of the oil cylinder are both connected with moving blocks in a penetrating mode, the top and the bottom of the surface of each moving block are fixedly connected with auxiliary springs, the surface of each auxiliary spring is fixedly connected with the top projection of the oil cylinder, one side of each moving block is meshed with a gear, the outer side of each gear is meshed with a limiting block, and the outer side of each limiting block is connected with the top and the bottom of the shell.

Optionally, the inside through connection of gear has the pivot, the both ends and the protruding swing joint of hydro-cylinder top of pivot. The gear is supported through the rotating shaft.

Optionally, the back of the limiting block is fixedly connected with a sliding block, and the back of the sliding block is connected with the top of the oil cylinder in a sliding mode. The main use supports the stopper, prevents the stopper skew.

Optionally, the top and the bottom of the convex back of the top of the oil cylinder are both provided with movable holes, and the inner parts of the movable holes are in through connection with the movable blocks. The device is mainly used for supporting the moving block.

Optionally, a threaded hole is formed in the surface of the housing, and a bolt is connected to the inner thread of the threaded hole. The shell can be fixed with the automobile through the matching of the threaded holes and the bolts.

Optionally, supporting holes are formed in the top and the bottom of the shell, and the supporting holes are connected with the limiting blocks in an inserting mode. The limiting block is mainly used for limiting the front and back movement of the limiting block.

The utility model has the technical effects and advantages that:

1. the hydraulic lock of the automobile cab is connected with the shell and the automobile through the bolts, the movable block is pushed to move rightwards after connection, the rotating shaft rotates reversely through meshing of the movable block and the rotating shaft due to the fact that teeth are fixedly connected to the top and the bottom of the movable block in the moving process, and the rotating shaft and the limiting block belong to a meshing state simultaneously to enable the limiting block to move outwards, so that the effect of installing the top of the oil cylinder is achieved.

2. The hydraulic lock of the automobile cab separates the shell from an automobile through the bolt, the movable block does not receive the extrusion on the surface of the automobile after separation, the movable block moves leftwards under the action of the elasticity of the auxiliary spring, the rotating shaft rotates forwards due to the fact that the top and the bottom of the movable block are fixedly connected with teeth in the moving process, the rotating shaft and the limiting block are meshed to enable the limiting block to move inwards, and therefore the effect that the oil cylinder top is convenient to disassemble and maintain is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the inner side surface of the top projection of the oil cylinder;

fig. 3 is a schematic view of a three-dimensional structure of the limiting block of the present invention.

In the figure: the locking mechanism comprises a shell 1, a locking hook 2, a lantern ring 3, a moving shaft 4, a bolt 5, a locking plate shaft 6, a cylinder top protrusion 7, a locking spring 8, a hydraulic cylinder 9, an auxiliary spring 10, a rotating shaft 11, a moving block 12, a gear 13 and a limiting block 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The utility model provides a hydraulic lock for an automobile cab as shown in figures 1-3, which comprises a shell 1 and an oil cylinder top projection 7, wherein the surface of the shell 1 is movably connected with a lock hook 2, the middle part of the surface of the shell 1 is provided with a moving shaft 4, the outer side of the moving shaft 4 is sleeved with a lantern ring 3, the outer side of the moving shaft 4 is in sliding connection with the lock hook 2, one side of the surface of the shell 1 is fixedly connected with a hydraulic oil cylinder 9, one side of the surface top of the shell 1 is inserted with the oil cylinder top projection 7, the middle part of the oil cylinder top projection 7 is connected with a lock plate shaft 6 in a penetrating manner, the outer side of the lock plate shaft 6 is sleeved with a locking spring 8, one end of the locking spring 8 is fixedly connected with the oil cylinder top projection 7, the other end of the locking spring 8 is fixedly connected with the hydraulic oil cylinder 9, the surface of the shell 1 is provided with a threaded hole, and the inner thread of the threaded hole is connected with a bolt 5.

The top and the bottom of the back of the oil cylinder top projection 7 are both provided with movable holes, the inner part of each movable hole is in through connection with a movable block 12, the top and the bottom of the surface of the movable block 12 are fixedly connected with an auxiliary spring 10, the surface of the auxiliary spring 10 is fixedly connected with the oil cylinder top projection 7, one side of the movable block 12 is engaged with a gear 13, the inner part of the gear 13 is in through connection with a rotating shaft 11, two ends of the rotating shaft 11 are movably connected with the oil cylinder top projection 7, the outer side of the gear 13 is engaged with a limiting block 14, the back of the limiting block 14 is fixedly connected with a sliding block, the back of the sliding block is in sliding connection with the oil cylinder top projection 7, the outer side of the limiting block 14 is connected with the top and the bottom of the shell 1, the top and the bottom of the shell 1 are both provided with supporting holes, the inner part of the supporting holes is inserted with the limiting block 14, the shell 1 is connected with an automobile through bolts 5, after connection, the movable block 12 is extruded to move rightwards, in the moving process, teeth are fixedly connected to the top and the bottom of the moving block 12, the rotating shaft 11 is rotated reversely through the engagement of the moving block 12 and the rotating shaft 11, the rotating shaft 11 and the limiting block 14 belong to the engagement state at the same time to enable the limiting block 14 to move outwards, so that the effect of installing the top of the oil cylinder is achieved, the shell 1 is separated from the automobile through the bolt 5, the moving block 12 does not receive the extrusion of the surface of the automobile after separation, the moving block 12 moves leftwards through the elasticity of the matched auxiliary spring 10, the teeth are fixedly connected to the top and the bottom of the moving block 12 in the moving process, the rotating shaft 11 is rotated forwardly through the engagement of the moving block 12 and the rotating shaft 11, the rotating shaft 11 and the limiting block 14 belong to the engagement state at the same time to enable the limiting block 14 to move inwards, and the maintenance effect of conveniently disassembling the top of the oil cylinder is achieved.

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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a car driver's cabin hydraulic pressure lock, includes casing (1) and hydro-cylinder top (7), its characterized in that: the surface of the shell (1) is movably connected with a lock hook (2), the middle of the surface of the shell (1) is provided with a moving shaft (4), the outer side of the moving shaft (4) is sleeved with a sleeve ring (3), the outer side of the moving shaft (4) is slidably connected with the lock hook (2), one side of the surface of the shell (1) is fixedly connected with a hydraulic oil cylinder (9), one side of the top of the surface of the shell (1) is inserted with an oil cylinder top projection (7), the middle of the oil cylinder top projection (7) is connected with a lock plate shaft (6) in a penetrating manner, the outer side of the lock plate shaft (6) is sleeved with a locking spring (8), one end of the locking spring (8) is fixedly connected with the oil cylinder top projection (7), and the other end of the locking spring (8) is fixedly connected with the hydraulic oil cylinder (9);

the top and the bottom of the back of the oil cylinder top protrusion (7) are both connected with a moving block (12) in a penetrating mode, the top and the bottom of the surface of the moving block (12) are fixedly connected with auxiliary springs (10), the surface of the auxiliary springs (10) is fixedly connected with the oil cylinder top protrusion (7), one side of the moving block (12) is meshed with a gear (13), the outer side of the gear (13) is meshed with a limiting block (14), and the outer side of the limiting block (14) is connected with the top and the bottom of the shell (1).

2. The hydraulic lock for the cab of the vehicle as claimed in claim 1, wherein: the inside through connection of gear (13) has pivot (11), the both ends and the protruding (7) swing joint of hydro-cylinder top of pivot (11).

3. The hydraulic lock for the cab of the vehicle as claimed in claim 1, wherein: the back fixedly connected with slider of stopper (14), the back and the protruding (7) sliding connection of hydro-cylinder top of slider.

4. The hydraulic lock for the cab of the vehicle as claimed in claim 1, wherein: the top and the bottom of the back of the oil cylinder top projection (7) are both provided with movable holes, and the inner parts of the movable holes are in through connection with the movable block (12).

5. The hydraulic lock for the cab of the vehicle as claimed in claim 1, wherein: the surface of the shell (1) is provided with a threaded hole, and the inner thread of the threaded hole is connected with a bolt (5).

6. The hydraulic lock for the cab of the vehicle as claimed in claim 1, wherein: supporting holes are formed in the top and the bottom of the shell (1), and the supporting holes are connected with the limiting blocks (14) in an inserting mode.