CN216240297U

CN216240297U - Airtight hatch door and locking structure thereof

Info

Publication number: CN216240297U
Application number: CN202120242055.9U
Authority: CN
Inventors: 徐蒋河; 罗徹永
Original assignee: Shaoxing Hengyuan Machinery Manufacturing Co ltd
Current assignee: Shaoxing Hengyuan Machinery Manufacturing Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2022-04-08
Anticipated expiration: 2031-01-28

Abstract

The utility model belongs to the technical field of sealed doors and windows, and particularly relates to a sealed cabin door and a locking structure thereof. A locking structure of a closed cabin door comprises a body and a fixed hook; the body includes the mount pad, and it has the handle to articulate on the mount pad, rotates on the handle to be connected with horizontal round pin, and the both ends of horizontal round pin are equipped with the through-hole, are equipped with the U type ring in two through-holes, and the U type ring cooperates with the fixed hook. The fixed hook comprises a fixed plate and vertical hooks, the vertical hooks are arranged on two sides of the fixed plate, and the two vertical hooks are arranged at the same end of the fixed plate; the one end that is provided with the upright hook on the fixed plate is close to the mount pad, and the mount pad is kept away from to the one end that does not set up the upright hook on the fixed plate. Both ends of the U-shaped ring are threaded columns, and adjusting nuts are arranged on the threaded columns. The threaded column is also provided with a loosening and tightening nut, and the loosening and tightening nut and the adjusting nut are positioned on two sides of the transverse pin. The handle is a handle with one end forked, the forked end on the handle is hinged with the mounting seat, and the forked end on the handle is provided with a rotatable transverse pin. The mounting seat is provided with a positioning bulge.

Description

Airtight hatch door and locking structure thereof

Technical Field

The utility model belongs to the technical field of sealed doors and windows, and particularly relates to a sealed cabin door and a locking structure thereof.

Background

The sealing cabin door has wide application in various fields, and the locking structure in the sealing cabin door is the most critical part. The locking structure of the existing cabin door has a weak adjusting function and cannot meet the condition of coping with different pressures in different time periods in the cabin. The pressure of the cabin door is adjusted, the pressure in the cabin is firstly relieved, and the cabin is opened for adjustment, so that the process consumes time and labor. In order to facilitate real-time adjustment of the pressure of the cabin door, the present invention is directed to a sealing cabin door and a locking structure thereof.

SUMMERY OF THE UTILITY MODEL

The utility model provides a closed cabin door and a locking structure thereof, which are used for solving the problems in the background technology.

A locking structure of a closed cabin door comprises a body and a fixed hook; the body includes the mount pad, it has the handle to articulate on the mount pad, be equipped with rotatable horizontal round pin on the handle, the both ends of horizontal round pin are equipped with the through-hole, be equipped with the U type ring in two through-holes, the U type ring cooperates with the fixed hook.

Preferably, the fixed hook comprises a fixed plate and vertical hooks, the vertical hooks are arranged on two sides of the fixed plate, and the two vertical hooks are arranged at the same end of the fixed plate; the one end that is provided with the upright hook on the fixed plate is close to the mount pad, the mount pad is kept away from to the one end that is not provided with the upright hook on the fixed plate.

Preferably, both ends of the U-shaped ring are threaded columns, and adjusting nuts are arranged on the threaded columns.

Preferably, the threaded column is provided with a tightening nut, and the tightening nut and the adjusting nut are positioned on two sides of the transverse pin.

Preferably, the handle is a handle with one end diverging, the diverging end of the handle is hinged with the mounting seat, and the diverging end of the handle is provided with a rotatable transverse pin.

Preferably, the mounting seat is provided with a positioning bulge.

A closed cabin door comprises a door frame and a door plate, wherein one side of the door frame is provided with a plurality of hinges, and the hinges are further connected with the door plate; the door comprises a door frame, a door plate and a plurality of fixed hooks, wherein the door frame is provided with a plurality of fixed hooks on four sides, the door plate is provided with a plurality of bodies, and the bodies correspond to the fixed hooks one by one.

Preferably, the side wall of the door frame, on which the hinge is arranged, is provided with a fixing hook, and the side walls of the door frame, on which the hinge is not arranged, are provided with 2-3 fixing hooks.

Preferably, the hinge point of the handle and the mounting seat is positioned on the same plane with the fixed hook.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the fixed hook comprises a fixed plate and vertical hooks, the vertical hooks are arranged on two sides of the fixed plate, and the vertical hooks on the two sides are matched and fixed with the U-shaped ring at the same time, so that the stress balance of the fixed hook is ensured; one end of the fixing plate, which is provided with the vertical hook, is close to the mounting seat, and the other end of the fixing plate, which is not provided with the vertical hook, is far away from the mounting seat, so that the firmness of the fixing hook under the action of transverse force can be effectively improved;

(2) the two ends of the U-shaped ring are provided with threaded columns, and the distance between the U-shaped ring and the transverse pin can be adjusted through adjusting nuts on the threaded columns; after the U-shaped ring is matched and fixed with the fixing hook, the U-shaped ring can be tightened through the adjusting nut, the pressure of the door plate on the door frame is directly increased, so that higher air pressure in the cabin is responded, and the process that the cabin needs to be opened for adjustment in the adjusting process is avoided; after the adjustment is finished, screwing a loose nut to fix the joint of the U-shaped ring and the transverse pin so as to prevent the occurrence of thread slipping;

(3) the handle is a handle with one forked end, and the forked end is hinged with the mounting seat, so that the overall stability of the device after stress is increased; a horizontal pin capable of rotating around a shaft is arranged on one section of the fork, and the horizontal pin is used for connecting the U-shaped ring;

(4) the mounting seat is provided with a positioning bulge which indicates the locking position of the handle.

Drawings

FIG. 1 is a schematic view of a closed door;

FIG. 2 is a schematic structural view of a locking structure of the closed cabin door;

FIG. 3 is a schematic view of the structure of the fixing hook;

in the figure: 1. a body; 2. a fixed hook; 3. a mounting seat; 4. a handle; 5. a transverse pin; 6. a through hole; 7. a U-shaped ring; 8. a fixing plate; 9. erecting a hook; 10. a threaded post; 11. adjusting the nut; 12. loosening and tightening the nut; 13. a bifurcation end; 14. positioning the projection; 15. a hinge; 16. a door panel; 17. a door frame.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a closed hatch door locking structure, includes body 1 and fixed hook 2, and body 1 and fixed hook 2 are installed respectively in door plant 16 and door frame 17. Body 1 includes mount pad 3, and mount pad 3 articulates there is handle 4, for the stability of improving handle 4 and articulating when mount pad 3, the one end of handle 4 is bifurcation end 13, and bifurcation end 13 of handle 4 is articulated with mount pad 3. Meanwhile, a transverse pin 5 capable of rotating around a shaft is arranged at the bifurcation end 13, through holes 6 are formed in two sides of the transverse pin 5, two ends of the U-shaped ring 7 penetrate through the through holes 6 in the two sides respectively, two ends of the U-shaped ring 7 are both threaded columns 10, adjusting nuts 11 are arranged on the threaded columns 10, and the U-shaped ring 7 and the transverse pin 5 can be fixed through the adjusting nuts 11. In order to prevent the situation that the adjusting nut 11 slips when the U-shaped ring 7 is stressed, a loosening and tightening nut 12 is further arranged on the threaded column 10, and the loosening and tightening nut 12 and the adjusting nut 11 are respectively located on two sides of the transverse pin 5. The U-shaped ring 7 is further connected and matched with the fixed hook 2. The fixed hook 2 comprises a fixed plate 8 and a vertical hook 9, wherein the vertical hook 9 is arranged on both sides of the fixed plate 8, and the vertical hooks 9 on both sides are arranged at the same end of the fixed plate 8. When this device of installation, install fixed hook 2 to door frame 17, install body 1 to door plant 16, the back of finishing the installation, the one end that is provided with on the fixed hook 2 and stands hook 9 is close to body 1, and the one end that does not set up and stands hook 9 is kept away from body 1, and stability is better when making fixed hook 2 receive the horizontal pulling force that comes from body 1. In order to indicate the locking position of the handle 4, a positioning bulge 14 is arranged on the mounting seat 3, and when the handle 4 is tightly attached to the positioning bulge 14, the hinging points of the transverse pin 5, the fixed hook 2 and the handle 4 are positioned on the same plane.

The present locking structure is mounted to a door comprising a door frame 17 and a door panel 16. One side of the door frame 17, which is provided with the hinge 15, is provided with one fixed hook 2, the other three sides are provided with 2-3 fixed hooks 2, the door panel 16 is provided with the body 1, and the body 1 corresponds to the fixed hooks 2 one by one. After the installation is finished, the device can be used. When the cabin internal air pressure is increased, the pressure born by the cabin door can be increased by directly adjusting the adjusting nut 11, and after the adjusting nut 11 is adjusted, the tightening nut 12 is screwed up to carry out auxiliary fixation without cabin opening adjustment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a closed hatch door locking structure which characterized in that: comprises a body and a fixed hook; the body includes the mount pad, it has the handle to articulate on the mount pad, be equipped with rotatable horizontal round pin on the handle, the both ends of horizontal round pin are equipped with the through-hole, be equipped with the U type ring in two through-holes, the U type ring cooperates with the fixed hook.

2. The locking structure of a hermetic hatch according to claim 1, characterized in that: the fixing hook comprises a fixing plate and vertical hooks, the vertical hooks are arranged on two sides of the fixing plate, and the two vertical hooks are arranged at the same end of the fixing plate; the one end that is provided with the upright hook on the fixed plate is close to the mount pad, the mount pad is kept away from to the one end that is not provided with the upright hook on the fixed plate.

3. The locking structure of a hermetic hatch according to claim 2, characterized in that: the two ends of the U-shaped ring are both threaded columns, and adjusting nuts are arranged on the threaded columns.

4. A containment door latching arrangement as claimed in claim 3, wherein: and the threaded column is provided with a tightening nut, and the tightening nut and the adjusting nut are positioned on two sides of the transverse pin.

5. The locking structure of a hermetic hatch according to claim 1, characterized in that: the handle is a handle with one end forked, the forked end of the handle is hinged with the mounting seat, and the forked end of the handle is provided with a rotatable transverse pin.

6. The locking structure of a hermetic hatch according to claim 1, characterized in that: and the mounting seat is provided with a positioning bulge.

7. A containment door employing the containment door locking structure of claim 1, wherein: the door comprises a door frame and a door plate, wherein a plurality of hinges are arranged on one side of the door frame and are further connected with the door plate; the door comprises a door frame, a door plate and a plurality of fixed hooks, wherein the door frame is provided with a plurality of fixed hooks on four sides, the door plate is provided with a plurality of bodies, and the bodies correspond to the fixed hooks one by one.

8. The containment hatch according to claim 7, characterised in that: the side wall of the door frame, which is provided with the hinge, is provided with a fixing hook, and the side wall of the door frame, which is not provided with the hinge, is provided with 2-3 fixing hooks.

9. The containment hatch according to claim 7, characterised in that: the hinged point of the handle and the mounting seat is positioned on the same plane with the fixed hook.