CN219260954U

CN219260954U - Elastic supporting device for lock cylinder

Info

Publication number: CN219260954U
Application number: CN202320675217.7U
Authority: CN
Inventors: 孟金波; 缪春晖; 周益安
Original assignee: Changzhou Hydraulic Complete Equipment Co ltd
Current assignee: Changzhou Hydraulic Complete Equipment Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-06-27
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to an elastic supporting device for a lock cylinder, which comprises an upper bracket and a lower bracket, wherein the lower end of the lower bracket is connected to an embedded rail through a pulley assembly, and the upper end of the upper bracket is provided with a supporting assembly for supporting a load cylinder; the upper bracket and the lower bracket are connected through the middle shaft at the central position and the guide shaft assemblies at the two sides of the middle shaft, and the spring assemblies are arranged on the middle shaft.

Description

Elastic supporting device for lock cylinder

Technical Field

The utility model relates to the technical field of supporting structures of oil cylinders, in particular to an elastic supporting device for a ship lock oil cylinder.

Background

The oil cylinder for realizing the opening and closing of the gate on the ship lock of the canal is horizontally arranged, the output end part of the oil cylinder is arranged on the gate, the middle part of the oil cylinder is provided with a supporting structure, but the tail part of the oil cylinder is generally suspended, when the gate keeps an open state, the tail part of the oil cylinder moves backwards, namely the gravity center moves backwards, so that the oil cylinder can lose the horizontal state to cause mechanical failure for a long time, and the improvement is needed.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the problems in the prior art, an improved elastic supporting device for a lock cylinder is provided.

The technical scheme adopted for solving the technical problems is as follows: the elastic supporting device for the lock cylinder comprises an upper bracket and a lower bracket, wherein the lower end of the lower bracket is connected to an embedded rail through a pulley assembly, and the upper end of the upper bracket is provided with a supporting assembly for supporting a load cylinder;

the upper bracket and the lower bracket are connected through a central shaft at the central position and guide shaft assemblies at two sides of the central shaft, and a spring assembly is arranged on the central shaft;

the spring assembly comprises a spring upper cover arranged on the lower surface of the upper bracket and a spring base arranged on the lower bracket, the spring upper cover is sleeved on the spring base in a sliding manner, and a spring piece sleeved on the center shaft is arranged in an inner cavity formed by the spring upper cover and the spring base;

by adopting the technical scheme, the whole device moves along with the load, compensation for the load is provided by the cylindrical spring positioned in the middle, the middle of the spring is a mandrel, and a protective sleeve is arranged outside the spring. The load can move up and down in the vertical direction.

Further, the upper end of the middle shaft is fixedly connected to the upper bracket, and the lower end of the middle shaft extends out of the lower bracket through the spring base and the mounting hole on the lower bracket.

Further, the guide shaft assembly comprises a guide shaft, wherein the upper end of the guide shaft is fixedly arranged on the upper bracket through an upper support, and the lower end of the guide shaft is movably connected to a lower guide seat on the lower bracket;

by adopting the technical scheme, the two-side guiding movement function is achieved.

Further, the support assembly comprises left and right symmetrically arranged support blocks with trapezoid cross sections and used for supporting the tail of the cylindrical oil cylinder.

Further, the pulley assembly comprises a pulley seat arranged on the lower bracket, the pulley seat is connected with a pulley through a pulley shaft, and the pulley shaft is further provided with a self-lubricating shaft sleeve.

The beneficial effects of the utility model are as follows: the defect in the background technology is overcome, a supporting device is provided for the tail end of the lock horizontal cylinder, which moves backwards in the gravity center, and the lock horizontal cylinder can move along with the cylinder and simultaneously provide elastic compensation, so that the lock horizontal cylinder is very practical.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of the present utility model;

fig. 2 is a schematic diagram of a pulley assembly embodying the present utility model.

In the figure: 1. the self-lubricating device comprises an upper bracket, a lower bracket, a pre-embedded rail, a load cylinder, a middle shaft, a spring upper cover, a spring base, a spring piece, a guide shaft, an upper support, a lower guide seat, a support block, a pulley seat, a pulley and a self-lubricating shaft sleeve.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and a preferred embodiment. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

An elastic supporting device for a ship lock cylinder as shown in fig. 1 and 2 comprises an upper bracket 1 and a lower bracket 2, wherein the lower end of the lower bracket 2 is connected to an embedded track 3 through a pulley assembly, and the upper end of the upper bracket 1 is provided with a supporting assembly for supporting a load cylinder 4; the upper bracket 1 is connected with the lower bracket 2 through a central shaft 5 at the central position and guide shaft components at two sides of the central shaft 5, and a spring component is arranged on the central shaft 5;

the spring assembly comprises a spring upper cover 6 arranged on the lower surface of the upper bracket 1 and a spring base 7 arranged on the lower bracket 2, the spring upper cover 6 is sleeved on the spring base 7 in a sliding manner, and a spring piece 8 sleeved on the center shaft 5 is arranged in an inner cavity formed by the spring upper cover 6 and the spring base 7;

the upper end of the middle shaft 5 is fixedly connected to the upper bracket 1, and the lower end of the middle shaft extends out of the lower bracket 2 through the spring base 7 and the mounting hole on the lower bracket 2.

The guide shaft assembly comprises a guide shaft 9, the upper end of the guide shaft 9 is fixedly arranged on the upper bracket 1 through an upper support 10, and the lower end of the guide shaft is movably connected to a lower guide seat 11 on the lower bracket 2;

the support assembly comprises a left support block 12 and a right support block 12 which are symmetrically arranged and have trapezoidal sections and are used for supporting the tail part of the cylindrical oil cylinder.

The pulley assembly comprises a pulley seat 13 arranged on the lower bracket 2, a pulley 15 is connected to the pulley seat 13 through a pulley shaft 14, and a self-lubricating shaft sleeve 16 is further arranged on the pulley shaft 14.

Working principle: the whole device moves along with the load cylinder under the action of the pulley component, compensation for the load is provided by a cylindrical spring positioned in the middle, a mandrel is arranged in the middle of the spring, and a protective sleeve is arranged outside the spring. The load can move up and down in the vertical direction, and the guide shafts on two sides provide displacement guide, so that the lock cylinder can be kept in a horizontal state to the greatest extent in the long-term use process, the occurrence rate of mechanical faults is reduced, and the service life is prolonged.

The foregoing description is merely illustrative of specific embodiments of the utility model, and the utility model is not limited to the details shown, since modifications and variations of the foregoing embodiments may be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. An elastic supporting device for a lock cylinder, which is characterized in that: the device comprises an upper bracket (1) and a lower bracket (2), wherein the lower end of the lower bracket (2) is connected to a pre-buried track (3) through a pulley assembly, and a supporting assembly for supporting a load cylinder (4) is arranged at the upper end of the upper bracket (1);

the upper bracket (1) is connected with the lower bracket (2) through a central shaft (5) at the central position and guide shaft assemblies at two sides of the central shaft (5), and a spring assembly is arranged on the central shaft (5);

the spring assembly comprises a spring upper cover (6) arranged on the lower surface of the upper bracket (1) and a spring base (7) arranged on the lower bracket (2), wherein the spring upper cover (6) is sleeved on the spring base (7) in a sliding manner, and a spring piece (8) sleeved on the center shaft (5) is arranged in an inner cavity formed by the spring upper cover (6) and the spring base (7).

2. An elastic support device for a lock cylinder as claimed in claim 1, wherein: the upper end of the center shaft (5) is fixedly connected to the upper bracket (1), and the lower end of the center shaft extends out of the lower bracket (2) through the spring base (7) and the mounting hole on the lower bracket (2).

3. An elastic support device for a lock cylinder as claimed in claim 1, wherein: the guide shaft assembly comprises a guide shaft (9), the upper end of the guide shaft (9) is fixedly arranged on the upper bracket (1) through an upper support (10), and the lower end of the guide shaft is movably connected to a lower guide seat (11) on the lower bracket (2).

4. An elastic support device for a lock cylinder as claimed in claim 1, wherein: the supporting component comprises a left supporting block and a right supporting block which are symmetrically arranged and have trapezoidal sections (12).

5. An elastic support device for a lock cylinder as claimed in claim 1, wherein: the pulley assembly comprises a pulley seat (13) arranged on the lower bracket (2), the pulley seat (13) is connected with a pulley (15) through a wheel shaft (14), and the wheel shaft (14) is also provided with a self-lubricating shaft sleeve (16).