CN219365736U

CN219365736U - Lubrication hinge suitable for opening and closing of gun frame door body of warship gun

Info

Publication number: CN219365736U
Application number: CN202223164091.1U
Authority: CN
Inventors: 胡超越; 郝坤鹏; 罗雅斌; 康少博; 徐颖军; 陈西战
Original assignee: Xi'an Kunlun Industry Group Co ltd
Current assignee: Xi'an Kunlun Industry Group Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-07-18
Anticipated expiration: 2032-11-28

Abstract

The utility model provides a lubrication hinge suitable for opening and closing a warship gun frame door body, which comprises an upper body, a lower body, an O-shaped sealing ring and a plug screw, wherein the hinge upper body is arranged on the warship gun frame door body, and the hinge lower body is arranged on the warship gun frame. The length of the shaft hole of the upper body is longer than that of the hinge on the lower body, and a space is formed for storing lubricating substances; the upper part of the shaft hole is provided with a threaded hole, and a plug screw is arranged in the threaded hole to prevent the loss of lubricating substances. The head of the hinge shaft of the lower body is provided with a chamfer, so that lubricating substances can conveniently infiltrate into a gap between the hinge shaft and the hinge shaft hole; the lower part is provided with an annular groove, and the O-shaped sealing ring is positioned and installed in the annular groove, so that the hinge rotation is not influenced, the sealing effect is realized, and the leakage of lubricating substances is prevented. When the marine environment temperature is lower, the plug screw is opened to regularly inject lubricating oil, and when the marine environment temperature is higher, the plug screw is opened to regularly inject lubricating grease, so that the hinge is always in a good lubricating state, corrosion and rust are avoided, and the flexible opening and closing of the gun door body are ensured.

Description

Lubrication hinge suitable for opening and closing of gun frame door body of warship gun

Technical Field

The utility model relates to the field of warships, in particular to a lubrication hinge suitable for opening and closing a gun frame door body of a warship.

Technical Field

In recent years, various warships are developed in China, and the opening and closing of a gun frame door body of the warship are generally achieved through self-made various hardware standard hinges, so that the standard hardware hinges are easy to maintain, no space for storing lubricating oil or lubricating grease exists between hinge shaft holes, normal lubrication between hinge shaft holes can be guaranteed only by low-frequency maintenance and oiling times in a common environment, and the automatic gun frame door is flexible and reliable to rotate.

However, under the conditions of high temperature, high humidity and high salt in the ocean, the lubrication operability of the hinge shaft hole is guaranteed by only oiling, frequent maintenance oiling is needed, and rust is often generated due to the fact that the space of the shaft hole in the hinge is too small to be oiled, so that the hinge is difficult to rotate, the door body of the gun tower cannot be opened or closed, and normal maintenance and use of the inside of equipment are affected. Therefore, the lubrication hinge suitable for opening and closing the gun frame door body of the warship gun is a technical problem to be solved urgently.

Disclosure of Invention

The utility model provides a lubrication hinge suitable for opening and closing a gun frame door body of a warship gun, and aims to solve the problems that a standard hinge adopted at present is easy to corrode and rust in a marine environment and is difficult to maintain.

The technical scheme of the utility model is as follows: a lubrication hinge suitable for opening and closing a gun frame door body of a warship, comprises an upper body, a lower body and a plug screw; one side of the upper body is provided with a shaft hole, one side of the lower body is provided with a hinge shaft, and the shaft hole is matched with the hinge shaft;

the length of the shaft hole of the upper body is longer than that of the hinge shaft on the lower body, so that a space is formed for storing lubricating substances;

the lower part of the lower body hinge shaft is provided with an annular groove, a sealing element is positioned and installed in the lower body hinge shaft, and the sealing element is tightly clung to the inner wall of the groove;

the plug screw is screwed at the upper part of the shaft hole of the upper body.

Furthermore, one side of the upper body, which is not provided with a shaft hole, is provided with a plurality of bolt through holes, so that the upper body is conveniently mounted on the door body through bolts.

Further, a threaded hole is formed in the upper portion of the shaft hole and used for installing a plug screw.

Furthermore, one side of the lower body, which is not provided with the hinge shaft, is provided with a plurality of bolt through holes, so that the lower body is conveniently mounted on the gun rack through bolts.

Furthermore, the hinge shaft is in clearance fit with a hinge shaft hole on the upper body, so that the hinge can conveniently rotate.

Furthermore, the head of the hinge shaft is provided with a chamfer, so that lubricating substances can conveniently infiltrate into a gap between the hinge shaft and the hinge shaft hole.

Furthermore, the lower part of the hinge shaft is provided with an annular groove, the shape of the hinge shaft is adapted to that of the O-shaped sealing ring, and the O-shaped sealing ring can be positioned and installed in the annular groove.

Furthermore, the O-shaped sealing ring is made of elastic rubber.

Further, after the upper body and the lower body are connected in a matched manner, the axis of the hinge shaft is coincident with the axis of the hinge shaft hole.

Effects of the utility model

The utility model has the technical effects that:

1. the utility model comprises an upper body 1, a lower body 2, an O-shaped sealing ring 3 and a plug screw 4,O type sealing ring 3, wherein the sealing ring 3 is positioned and arranged in an annular groove at the lower part of the lower body 2, and the plug screw 4 is screwed in a screw hole at the upper part of a hinge shaft hole of the upper body 1 to play roles in blocking and sealing and prevent lubricating substances from leaking; when the novel gun door is used, the shaft hole of the hinge upper body 1 is inserted on the shaft of the hinge lower body 2, and the gun door body 5 can be normally opened and closed, so that the requirements of human engineering and the convenience of operation are fully considered in the whole design.

2. The lubricating hinge is provided with a space for storing lubricating substances, the hinge can be always in a good lubricating state only by periodically filling the lubricating substances, and the door body of the gun and the gun frame can not corrode and rust in the process of opening and closing in a marine environment, so that the door body can not be difficult to open and close.

3. Compared with various self-made hardware standard hinges, the lubricating hinge has greatly improved use adaptability in marine environment, is simple and reliable in maintenance, and can solve the problems that the hinge with the door body of the gun frame open and close is easy to corrode and rust in marine environment and has poor maintenance performance.

Drawings

Fig. 1 is a partial cutaway three-dimensional view of the general rear view upper body of a lubricated hinge suitable for opening and closing a gun carrier door body of a ship.

Fig. 2 is a front three-dimensional view of the upper body of the lubricated hinge.

Fig. 3 is a lower body front three-dimensional view of a lubricated hinge.

Fig. 4 is a three-dimensional view of an O-ring seal.

Fig. 5 is a three-dimensional view of a plug screw.

Fig. 6 is a three-dimensional schematic of a lubricated hinge mounted on a vessel.

In the figure, the device comprises a 1-upper body, a 2-lower body, a 3-O-shaped sealing ring, a 4-plug screw, a 5-door body and a 6-gun rack.

Detailed Description

Referring to fig. 1-6, a lubrication hinge suitable for opening and closing a gun frame door body of a warship, comprises an upper body 1, a lower body 2, an O-shaped sealing ring 3 and a plug screw 4.

One side of the upper body 1 is provided with a shaft hole for hinge rotation, the length of the shaft hole is 3-5 cm longer than that of the hinge shaft on the lower body 2, and a space is formed for storing lubricating substances. The upper part of the shaft hole is provided with a threaded hole in which the plug screw 4 is installed to prevent the loss of lubricating substances. The other side of the upper body 1 is provided with 2 bolt through holes for installing the upper body 1 on the door body 5. The upper body 1 and the lower body 2 are made of alloy steel materials.

One side of the lower body 2 is provided with a hinge rotating shaft, and the length of the shaft is smaller than that of the shaft hole on the upper body 1. The hinge shaft on the lower body 2 is in clearance fit with the hinge shaft hole on the upper body 1, so that the hinge can conveniently rotate. The head of the hinge shaft is provided with a chamfer, so that lubricating substances can conveniently infiltrate into a gap between the hinge shaft and the hinge shaft hole. The lower part of the hinge shaft is provided with an annular groove, the shape of the annular groove is matched with that of the O-shaped sealing ring 3, and the O-shaped sealing ring 3 is positioned and installed in the annular groove. The other side of the lower body 2 is provided with 2 bolt through holes for mounting the lower body 2 on the gun frame 6.

In this embodiment, the upper body 1 and the lower body 2 are both L-shaped, the horizontal end is provided with a shaft hole and a hinge shaft, and the vertical end is provided with a mounting hole.

The O-shaped sealing ring 3 is made of an elastic rubber material and is positioned and arranged in an annular groove at the lower part of the lower body 2, so that the hinge rotation is not affected, the sealing effect is realized, and the leakage of lubricating substances is prevented.

The plug screw 4 adopts standard components of national standard design. Is screwed in the upper screw hole of the hinge shaft hole of the upper body 1 to play a role of blocking.

When the embodiment is used, the hinge upper body 1 is connected with the naval gun door body 5 through 2 inner hexagonal bolts, the hinge lower body 2 is connected with the naval gun frame 6 through 2 inner hexagonal bolts, the shaft hole of the hinge upper body 1 is inserted on the shaft of the hinge lower body 2, and the naval gun door body 5 can be normally opened and closed. When the marine environment temperature is low, the plug screw 4 is opened to periodically inject lubricating oil; when the marine environment temperature is higher, the plug screw 4 is opened to regularly inject lubricating grease, so that the hinge is always in a good lubrication state, corrosion and rust are avoided, and the flexible opening and closing of the gun door body 5 are ensured.

The lubricating hinge for the gun gate body of the embodiment has the advantages of simple structure, high reliability, good fitting property and economy, good use condition through trial verification of the related ships, corrosion and rust resistance and convenient maintenance under the marine environment, is improved and perfected to the design drawing of the gun frame of the related equipment at present, and is worth popularizing and referencing.

Claims

1. The lubrication hinge suitable for opening and closing the gun frame door body of the warship gun is characterized by comprising an upper body (1), a lower body (2) and a plug screw (4); an axle hole is formed in one side of the upper body (1), a hinge axle is arranged on one side of the lower body (2), and the axle hole is matched with the hinge axle;

the length of the shaft hole of the upper body (1) is longer than that of the hinge shaft on the lower body (2), so that a space is formed for storing lubricating substances;

the lower part of the hinge shaft of the lower body (2) is provided with an annular groove, a sealing element is positioned and installed in the lower part, and the sealing element is tightly clung to the inner wall of the groove;

the plug screw (4) is screwed at the upper part of the shaft hole of the upper body (1).

2. A lubricated hinge suitable for opening and closing a door body of a gun and a cannon frame according to claim 1, wherein a plurality of bolt through holes are arranged on one side of the upper body (1) which is not provided with a shaft hole, so that the upper body (1) is conveniently mounted on the door body (5) through bolts.

3. A lubricated hinge suitable for opening and closing a door body of a gun turret according to claim 2, characterized in that the upper part of the shaft hole is provided with a threaded hole for mounting a plug screw (4).

4. A lubricated hinge suitable for opening and closing a door body of a gun turret according to claim 1, characterized in that the side of the lower body (2) not provided with the hinge shaft is provided with a plurality of bolt through holes, so that the lower body (2) is conveniently mounted on the turret (6) through bolts.

5. A lubricated hinge suitable for opening and closing a door body of a gun and a cannon frame as claimed in claim 4, wherein the hinge shaft is in clearance fit with a hinge shaft hole on the upper body (1) so as to facilitate the rotation of the hinge.

6. The lubrication hinge for opening and closing a door body of a gun turret according to claim 4, wherein a chamfer is provided at a head of the hinge shaft to facilitate the penetration of lubrication material into a gap between the hinge shaft and a hinge shaft hole.

7. The lubrication hinge suitable for opening and closing a gun carrier door body of a ship gun according to claim 4, wherein an annular groove is formed in the lower portion of the hinge shaft, the shape of the lubrication hinge is matched with that of the O-shaped sealing ring (3), and the O-shaped sealing ring (3) can be positioned and installed in the annular groove.

8. A lubricated hinge suitable for opening and closing a door body of a gun turret according to claim 7, wherein the O-ring (3) is made of elastic rubber.

9. A lubricated hinge suitable for opening and closing a door body of a gun turret according to claim 1, wherein the hinge axis is coincident with the hinge axis hole after the upper body (1) and the lower body (2) are connected in a matched manner.