CN213144943U

CN213144943U - In-situ switch base for resetting oil cylinder

Info

Publication number: CN213144943U
Application number: CN202021662615.8U
Authority: CN
Inventors: 常磊
Original assignee: Zhangjiagang Sumte Hydraulic Technology Co ltd
Current assignee: Zhangjiagang Sumte Hydraulic Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-05-07
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses an in situ switch seat for hydro-cylinder resets, including the fixing base, be provided with the cavity in the fixing base, be provided with the extensible member in the cavity, the extensible member is including the expanding spring and the spring cassette that are connected, and expanding spring's free end and fixing base internal face are connected, and the spring cassette is kept away from and is provided with protruding piece on expanding spring's the terminal surface, and it is linked together with the cavity to be provided with opening and opening on expanding spring's the terminal surface to fix, and protruding piece is worn out and is located the outside of fixing base from the opening, the utility model aims at providing a can avoid the sunken in situ switch seat of lift cylinder for the hydro-.

Description

In-situ switch base for resetting oil cylinder

Technical Field

The utility model relates to a hydro-cylinder protection field especially relates to an normal position switch seat that is used for the hydro-cylinder to reset.

Background

At present, the situation that the lifting oil cylinder sinks in the transportation process can occur. Therefore, for the original position switch base for resetting the oil cylinder, the sinking of the lifting oil cylinder is the problem to be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a normal position switch seat which can avoid the lifting oil cylinder from sinking and can lead the oil cylinder to reset.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a normal position switch seat for hydro-cylinder resets, including the fixing base, be provided with the cavity in the fixing base, be provided with the extensible member in the cavity, the extensible member is including the expanding spring and the spring cassette that are connected, and expanding spring's free end and fixing base internal face are connected, and the spring cassette is provided with protruding piece on keeping away from expanding spring's the terminal surface, is provided with opening and opening on the terminal surface that expanding spring was kept away from to the fixing base and is linked together with the cavity, and protruding piece is worn out and is located the outside of fixing base from.

The utility model discloses a normal position switch seat for hydro-cylinder resets's beneficial effect is, the fixing base sets up in the hydro-cylinder bottom, when the in-process at the transportation hydro-cylinder, because expanding spring has the elasticity, when expanding spring extends, the spring cassette is located and more is close to the open-ended position, protruding piece is in highest position, protruding piece can be with hydro-cylinder jack-up under the drive of expanding spring elasticity, make the hydro-cylinder resume the normal position and be in the state by the expanding spring jack-up always, the hydro-cylinder can not produce and sink, avoid the hydro-cylinder to be in the non-pressure state simultaneously.

As a further improvement, the utility model also comprises two through holes arranged on the fixing base, wherein the two through holes are communicated with the cavity, and a bolt is arranged in each through hole. The fixed seat is connected to the bottom of the oil cylinder through the bolt and the through hole.

As a further improvement, the utility model discloses a still include the maintenance hole, the maintenance hole is linked together with the cavity, and maintenance hole department detachable is provided with outer apron and outer apron can cover the maintenance hole completely. After long-time use, the elasticity of the telescopic spring is reduced, the outer cover plate is opened, the telescopic spring can be taken out from the maintenance hole, and the telescopic spring is replaced into the cavity.

As a further improvement, the utility model discloses a still include the screw, be provided with the locking hole on the fixing base, be provided with the locking chamber on the outer apron, the screw passes locking chamber to locking downthehole outer apron locking on the fixing base. Through screw, locking chamber and locking hole, can be with outer apron stable locking on the fixing base.

As a further improvement, the extension springs are provided with a plurality of free ends which are connected with the inner wall of the cavity, and the other ends of the extension springs are connected with the spring holder. The oil cylinder can be well jacked up by the plurality of extension springs, and the phenomenon that the oil cylinder cannot be supported to return to the original position by the elasticity of a single extension spring after long-time use is avoided.

As a further improvement, the spring clamping seat is provided with a plurality of grooves with the same quantity as the extension springs, and the other end of each extension spring is clamped into one groove. The extension spring and the spring clamping seat are stably connected.

As a further improvement of the utility model, the fixing seat is of a T-shaped structure.

Drawings

Fig. 1 is a sectional view of the present embodiment.

In the figure:

1-a fixed seat; 2-a cavity; 3-a telescopic spring; 4-spring cassette; 5-a bump; 6-through holes; 7-bolt; 8-groove.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, this embodiment is used for normal position switch seat that hydro-cylinder resets, including fixing base 1, be provided with cavity 2 in the fixing base 1, be provided with the extensible member in the cavity 2, the extensible member is including the expanding spring 3 and the spring cassette 4 that are connected, expanding spring 3's free end and fixing base 1 inner wall connection, spring cassette 4 is provided with protruding piece 5 on keeping away from expanding spring 3's the terminal surface, fixing base 1 is provided with the opening on keeping away from expanding spring 3's the terminal surface and the opening is linked together with cavity 2, protruding piece 5 is worn out and is located the outside of fixing base 1 from the opening. Fixing base 1 sets up in the hydro-cylinder bottom, and when the in-process at the transportation hydro-cylinder, because expanding spring 3 has the elasticity, when expanding spring 3 extended, spring cassette 4 was located more and is close to the open-ended position, protruding piece 5 was in the highest position, protruding piece 5 can be with hydro-cylinder jack-up under the drive of expanding spring 3 elasticity, made the hydro-cylinder resume the normal position and be in the state by expanding spring 3 jack-up always, the hydro-cylinder can not produce and sink, avoided the hydro-cylinder to be in the non-pressure state simultaneously.

The embodiment also comprises two through holes 6 arranged on the fixing seat 1, wherein the two through holes 6 are communicated with the cavity 2, and a bolt 7 is arranged in each through hole 6. The fixing seat 1 is connected to the bottom of the oil cylinder through the bolt 7 and the through hole 5.

The embodiment also comprises a maintenance hole, the maintenance hole is communicated with the cavity 2, an outer cover plate is detachably arranged at the maintenance hole, and the outer cover plate can completely cover the maintenance hole. After long-time use, the elasticity of the extension spring 3 is reduced, the outer cover plate is opened, the extension spring 3 can be taken out from the maintenance hole, and the cavity 2 is replaced by a new extension spring 3.

The fixing base 1 is provided with a locking hole, the outer cover plate is provided with a locking cavity, and the screw penetrates through the locking cavity to the locking hole to lock the outer cover plate on the fixing base 1. Through screw, locking chamber and locking hole, can be with outer apron stable locking on fixing base 1. When the telescopic spring 3 needs to be replaced, the screw and the outer cover plate are taken down in sequence.

The expanding spring 3 of this embodiment has a plurality ofly, and a plurality of expanding spring 3's free end all is connected with cavity inner wall, and a plurality of expanding spring 3's the other end all is connected with spring cassette 4. The oil cylinder can be well jacked up by the plurality of extension springs 3, and the phenomenon that after the oil cylinder is used for a long time, the oil cylinder cannot be supported to be restored to the original position by the elasticity of the single extension spring 3 is avoided.

The spring clamping seat 4 of the embodiment is provided with a plurality of grooves 8 with the same number as the telescopic springs 3, and the other end of each telescopic spring 3 is clamped into one groove 8. The extension spring 3 and the spring clamping seat 4 are stably connected.

The fixing base 1 of the present embodiment is a T-shaped structure.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A normal position switch seat for hydro-cylinder resets, its characterized in that: including fixing base (1), be provided with cavity (2) in fixing base (1), be provided with the extensible member in cavity (2), the extensible member is including expanding spring (3) and spring cassette (4) that are connected, the free end and the fixing base (1) internal face of expanding spring (3) are connected, be provided with protruding piece (5) on the terminal surface that expanding spring (3) were kept away from in spring cassette (4), it is linked together with cavity (2) to be provided with opening and opening on the terminal surface that expanding spring (3) were kept away from in fixing base (1), protruding piece (5) are worn out and are located the outside of fixing base (1) from the opening.

2. The home position switch base for resetting the oil cylinder according to claim 1, which is characterized in that: the fixing seat is characterized by further comprising two through holes (6) formed in the fixing seat (1), the through holes (6) are communicated with the cavity (2), and each through hole (6) is internally provided with a bolt (7).

3. The home position switch base for resetting the oil cylinder according to claim 1, which is characterized in that: still include the maintenance hole, the maintenance hole is linked together with cavity (2), maintenance hole department detachable is provided with outer apron and outer apron can cover the maintenance hole completely.

4. The home position switch base for resetting the oil cylinder as claimed in claim 3, wherein: the locking mechanism is characterized by further comprising a screw, wherein a locking hole is formed in the fixing seat (1), a locking cavity is formed in the outer cover plate, and the screw penetrates through the locking cavity to the locking hole to lock the outer cover plate on the fixing seat (1).

5. The home position switch base for resetting the oil cylinder according to claim 1, which is characterized in that: the telescopic springs (3) are multiple, the free ends of the telescopic springs (3) are connected with the inner wall of the cavity, and the other ends of the telescopic springs (3) are connected with the spring clamping seats (4).

6. The home position switch base for resetting the oil cylinder according to claim 5, characterized in that: a plurality of grooves (8) with the same number as the telescopic springs (3) are formed in the spring clamping seat (4), and the other end of each telescopic spring (3) is clamped into one groove (8).

7. The home position switch base for resetting the oil cylinder according to claim 1, which is characterized in that: the fixing seat (1) is of a T-shaped structure.