CN212478872U

CN212478872U - Door plate assembly for dining car

Info

Publication number: CN212478872U
Application number: CN202020939520.XU
Authority: CN
Inventors: 张国林; 许戴兵; 杨学权
Original assignee: Suzhou Luxiang Aviation Equipment Co ltd
Current assignee: Suzhou Luxiang Aviation Equipment Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-02-05
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to a door plant subassembly for dining car, the door plant center is equipped with the lock dish, be equipped with the handle that can stimulate on the surface of lock dish, the mounting groove has been seted up on the lock dish, be equipped with reset spring and the fixed plate that covers on reset spring on the bottom surface of lock dish, be equipped with the movable handle that can rotate relative to the lock dish and fix the fixed handle on the lock dish surface on the surface of lock dish, be equipped with the L-shaped groove that is used for restricting the activity handle rotation between fixed handle and the movable handle, pivot one end that passes the lock dish is connected with movable handle, the other end and cover plate top fixed connection, the bottom of cover plate is articulated with the one end of L shape transfer line, the other end and the lockpin fixed connection of L shape transfer line, the lockpin bulges the side setting of door plant, the bottom surface of lock dish is seted up the recess that is; the utility model provides a good quality, security performance are high and can with hit lock integrated door plant subassembly for dining car.

Description

Door plate assembly for dining car

Technical Field

The utility model relates to a dining car manufacturing technology trade especially relates to a door plant subassembly for dining car.

Background

At present, the types of dining cars for aviation in the market are various, the forms of the dining cars are various, the quality of the dining cars is good or bad, but the dining cars are used in the transportation industry, particularly in the aviation field, the use of the dining cars not only requires that the quality of the dining cars is over-hard, but also requires that the use safety can reduce the air weight, the traditional composite plate door is formed by stamping and molding a metal plate, the dining cars are used in the aviation dining car industry for decades, and although the cost is low, the collision lock which is popular in the market at present cannot be integrated.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create an aviation door panel assembly for dining cars, so that the door panel assembly has industrial value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a door plant component for dining car that is of high quality, security performance height and can with hit the lock integration.

The utility model discloses a door plate component for dining car, including the door plant, the door plant center is equipped with the lock dish, be equipped with the pull handle that can stimulate on the surface of lock dish, set up the mounting groove on the lock dish, be equipped with reset spring and cover the fixed plate on the reset spring on the bottom surface of lock dish, reset spring includes pull rod, torsion spring and two and is located torsion spring one side and with the opposite couple of torsion direction of torsion spring, the pull rod passes the torsion spring is fixed on the fixed plate, two the couple all contradict with the fixed plate and connect, the bottom of pull handle passes the mounting groove and overlaps the sleeve integration setting outside the torsion spring, the sleeve can follow the torsion spring and twist reverse and the torsion direction is unanimous, be equipped with on the surface of lock dish can be relative the rotatory movable handle of lock dish and fix the fixed handle on the lock dish surface, an L-shaped groove for limiting the rotation of the movable handle is arranged between the fixed handle and the movable handle, one end of a rotating shaft passing through the center of the lock disc is fixedly connected with the center of the movable handle, the other end of the rotating shaft is fixedly connected with the top of a cover plate positioned on the bottom surface of the lock disc, the bottom of the cover plate is hinged with one end of the transmission rod, the other end of the transmission rod is fixedly connected with a lock pin, the lock pin is arranged by protruding the side edge of the door panel, the transmission rod is an L-shaped transmission rod, the bottom surface of the lock disc is provided with a groove for accommodating the vertical part of the transmission rod, a compression spring is clamped between the lock pin and the lock disc which are driven by the driving rod to drive, an indicating groove is arranged on the lock disc, the bottom surface of the end head of the movable handle is provided with a limit screw which is clamped in the indication groove and can slide back and forth along the indication groove.

Furthermore, the rotating shaft penetrates through the center of the lock disc.

Furthermore, the end of the vertical part on the L-shaped transmission rod is hinged with the bottom of the cover plate, and the end of the horizontal part on the L-shaped transmission rod is fixedly connected with the lock pin.

Further, the central part of the door panel is provided as the lock disc, and the compression spring between the door panel and the lock disc is clamped between the lock pin and the lock disc.

Furthermore, the lock disc is provided with a switch mark corresponding to the indication groove.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model has the advantages that: after having adopted above-mentioned structure, mutually supporting between handle and the activity handle, pulling handle can conveniently stimulate door plant and whole box, rotates the activity handle and can conveniently open the door plant, has audio-visual instruction sign on the lock dish to hit lock and traditional twist lock structure integration in the lock dish, facilitate the use, with low costs, the security performance is high, and is of high quality, convenient operation, be difficult to become invalid.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

FIG. 1 is a front view of a door panel assembly for a dining car according to the present invention;

FIG. 2 is a rear view of the door panel assembly for a dining car of the present invention;

fig. 3 is a schematic structural diagram of the door panel assembly for dining car according to the present invention, in which the fixing plate is removed.

1 door panel 2 lock disc

3 movable handle 4 rotating shaft

5 cover 6 lock pin

7 vertical part 8 horizontal part

9 compression spring 10 indicating groove

11 limit screw 12 switch mark

13 groove 14 handle

15 fixed plate 16 draw bar

17 torsion spring 18 hook

19 sleeve 20 fixed handle

21L-shaped groove

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Fig. 1 to 3 show a door panel assembly for dining car, which comprises a door panel 1, a lock disc 2 is arranged at the center of the door panel 1, a pull handle 14 capable of being pulled is arranged on the surface of the lock disc 2, a mounting groove is arranged on the lock disc 2, a return spring and a fixing plate 15 covering the return spring are arranged on the bottom surface of the lock disc 2, the return spring comprises a pull rod 16, a torsion spring 17 and two hooks 18 which are arranged at one side of the torsion spring 17 and are opposite to the torsion direction of the torsion spring 17, the pull rod 16 passes through the torsion spring 17 and is fixed on the fixing plate 15, the two hooks 18 are connected with the fixing plate 15 in an abutting mode, the bottom end of the pull handle 14 passes through the mounting groove and is integrated with a sleeve 19 sleeved outside the torsion spring 17, the sleeve 19 can be twisted along with the torsion direction along with the torsion spring 17, a movable handle 3 capable of rotating relative to the lock disc 2 and a, an L-shaped groove 21 used for limiting the rotation of the movable handle 3 is arranged between the fixed handle 20 and the movable handle 3, the movable handle 3 capable of rotating relative to the lock disc 2 is arranged on the surface of the lock disc 2, one end of a rotating shaft 4 penetrating through the center of the lock disc 2 is fixedly connected with the center of the movable handle 3, the other end of the rotating shaft 4 is fixedly connected with the top of a cover plate 5 positioned on the bottom surface of the lock disc 2, the bottom of the cover plate 5 is hinged with one end of a transmission rod, the other end of the transmission rod is fixedly connected with a lock pin 6, the lock pin 6 is arranged by protruding out of the side edge of the door plate 1, the transmission rod is an L-shaped transmission rod, a groove 13, a compression spring 9 is clamped between the lock pin 6 driven by the transmission rod and the lock disc 2, an indication groove 10 is formed in the lock disc 2, and a limit screw 11 which is clamped in the indication groove 10 and can slide back and forth along the indication groove 10 is arranged on the bottom surface of the end of the movable handle 3.

The utility model provides a door plant component for dining car's principle as follows:

by pulling the handle 14 on the door panel 1, while pulling the handle 14, the sleeve 19 integrally formed with the handle 14 can drive the torsion spring 17 to generate torsion along with the rotation of the handle 14, so that the hook 18 opposite to the torsion direction of the torsion spring 17 is abutted against the fixed plate 15 to move and bounce, therefore, when the handle 14 needs to return, only the handle 14 needs to be loosened, at the moment, the handle 14 can be abutted against the hook 18 on the fixed plate 15 through the cooperation of the torsion spring 17 in the reset spring to realize the reset, the movable handle 3 on the lock disc 2 can be mutually matched with the fixed handle 20, wherein the L-shaped groove arranged between the fixed handle 20 and the movable handle 3 can well limit the rotation range of the movable handle 3, through the movable handle 3 on the lock disc 2 arranged at the center of the rotating door panel 1, the limit screw 11 arranged on the bottom surface end of the movable handle 3 in a protruding manner can be clamped in the indication groove 10 arranged on the lock disc 2, the limit screw 11 can freely slide back and forth in the indicating groove 10 along with the rotation of the movable handle 3, so that clear indication can be made on the state of the lock pin 6, because one end of the rotating shaft 4 penetrating through the center of the lock disc 2 is fixedly connected with the center of the movable handle 3, and the other end of the rotating shaft 4 is fixedly connected with the top of the cover plate 5 positioned on the bottom surface of the lock disc 2, so that the rotating movable handle 3 can drive the rotating shaft 4 to rotate, and meanwhile, the cover plate 5 can also rotate, so that the vertical part 7 of the transmission rod hinged with the cover plate 5 can drive the horizontal part 8 of the transmission rod to displace in the horizontal direction under the rotation of the cover plate 5, and the lock pin 6 connected with the horizontal part 8 of the transmission rod can protrude the side edge of the door plate 1 or not protrude the side edge of the door plate 1 under the driving of the rotation of the movable handle 3 and, the compression spring 9 that jacks up the lockpin 6 is located between the lockpin 6 and the lock disc 2, and because the supporting action of the compression spring 9, the lockpin 6 that does not protrude the door plant 1 side after the completion of the unlocking operation can return to the original position under the support of the compression spring 9, protrudes the door plant 1 side promptly, completes the locking, prevents that the door plant 1 from unlocking automatically.

In the embodiment, in order to facilitate the operation of rotating the movable handle 3 to unlock or close the lock, a rotating shaft 4 is provided through the center of the lock disc 2.

In the embodiment, in order to save the space of the latch assembly on the lock plate 2, the end of the vertical part 7 on the L-shaped transmission rod is hinged with the bottom of the cover plate 5, and the end of the horizontal part 8 on the L-shaped transmission rod is fixedly connected with the lock pin 6.

In the present embodiment, in order to accomplish the elastic self-return of the lock pin 6, the central portion of the door panel 1 is provided as the lock collar 2, and the compression spring 9 between the door panel 1 and the lock collar 2 is interposed between the lock pin 6 and the lock collar 2.

In this embodiment, the lock plate 2 is provided with a switch mark 12 corresponding to the indicating groove 10 in order to provide a visual indication of the movement of the lock pin 6 under transmission.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a door plant subassembly for dining car which characterized in that: the door lock comprises a door plate, a lock disc is arranged in the center of the door plate, a pull handle capable of being pulled is arranged on the surface of the lock disc, a mounting groove is formed in the lock disc, a reset spring and a fixing plate covering the reset spring are arranged on the bottom surface of the lock disc, the reset spring comprises a pull rod, a torsion spring and two hooks which are located on one side of the torsion spring and opposite to the torsion direction of the torsion spring, the pull rod penetrates through the torsion spring and is fixed on the fixing plate, the two hooks are in abutting connection with the fixing plate, the bottom end of the pull handle penetrates through the mounting groove and is integrally arranged with a sleeve sleeved outside the torsion spring, the sleeve can be twisted along with the torsion spring, the torsion direction is consistent, a movable handle capable of rotating relative to the lock disc and a fixed handle fixed on the surface of the lock disc are arranged on the surface, an L-shaped groove for limiting the rotation of the movable handle is arranged between the fixed handle and the movable handle, one end of a rotating shaft passing through the center of the lock disc is fixedly connected with the center of the movable handle, the other end of the rotating shaft is fixedly connected with the top of a cover plate positioned on the bottom surface of the lock disc, the bottom of the cover plate is hinged with one end of the transmission rod, the other end of the transmission rod is fixedly connected with a lock pin, the lock pin is arranged by protruding the side edge of the door panel, the transmission rod is an L-shaped transmission rod, the bottom surface of the lock disc is provided with a groove for accommodating the vertical part of the transmission rod, a compression spring is clamped between the lock pin and the lock disc which are driven by the driving rod to drive, an indicating groove is arranged on the lock disc, the bottom surface of the end head of the movable handle is provided with a limit screw which is clamped in the indication groove and can slide back and forth along the indication groove.

2. The door panel assembly for dining cars of claim 1, wherein: the rotating shaft penetrates through the center of the lock disc.

3. The door panel assembly for dining cars of claim 1, wherein: the end of the vertical part on the L-shaped transmission rod is hinged with the bottom of the cover plate, and the end of the horizontal part on the L-shaped transmission rod is fixedly connected with the lock pin.

4. The door panel assembly for dining cars of claim 1, wherein: the central part of the door panel is the lock disc, and the compression spring between the door panel and the lock disc is clamped between the lock pin and the lock disc.

5. The door panel assembly for dining cars of claim 1, wherein: and the lock disc is provided with a switch mark corresponding to the indicating groove.