CN2448605Y

CN2448605Y - Wagon door with ladder

Info

Publication number: CN2448605Y
Application number: CN00254438U
Authority: CN
Inventors: 刘洪义
Original assignee: BEIJING SIWEI-JOHNSON PROTECTION APPLIANCES Co Ltd
Current assignee: BEIJING SIWEI-JOHNSON PROTECTION APPLIANCES Co Ltd
Priority date: 2000-09-30
Filing date: 2000-09-30
Publication date: 2001-09-19
Anticipated expiration: 2010-09-30

Abstract

The utility model discloses a wagon door with ladder. A door leaf is a single door leaf which can be opened downwards; the lower part of the door leaf is hinged at a bottom frame of a door frame by a hinged shaft; the inner surface the door leaf is fixedly connected with an inverted ladder; the door leaf is connected with an opening and closing mechanism which can control two limit positions of the door leaf; for an upper limit position, the door leaf can make a hole of the door frame closed; for a lower limit position, the door leaf can open and expose out of the hole of the door frame; the top end of the door leaf is in contact with the ground; the ladder can form a stair to the door frame along the surface of the door leaf. The utility model can make the ladder and the door leaf combined into a whole; the utility model has compact structure; when the door leaf is opened, the door leaf is tilted against the ground, and the owned ladder can be used; the utility model is convenient; the utility model can save time and labor, so that the utility model can enhance the efficiency; the utility model is especially suitable for special purpose vehicle, for example, the wagon bank automobile, etc.

Description

Wagon door with ladder

The utility model relates to the door of vehicle car, specifically a kind of Wagon door with ladder.

The compartment of general vehicle all is provided with back door or side door, and when car door liftoff when higher, the side door of the car door of full-sized car, cargo train for example, upper and lower or cargo handing all needs to set up ladder or swash plate personnel, ladder and door leaf divide and to be arranged in the prior art, and ladder needs special preparation, the ladder that opens the door, close the door that it is loaded down with trivial details to remove terraced process, time expand, and manually remove ladder and bring many inconvenience to use.

The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of improved Wagon door with ladder is provided, ladder and door leaf unification, compact conformation, door leaf is opened and is leaned in ground, provides ladder for oneself and can use, make things convenient for, save time, laborsaving, raise the efficiency, be specially adapted to special-use vehicles such as box bank car.

The purpose of this utility model is achieved in that

A kind of Wagon door with ladder, this compartment is provided with doorframe and door leaf, and door leaf is provided with the door lock hardware, it is characterized in that:

This door leaf is single fan downward swing door, is connected with a page plate in the lower edge of door leaf, is articulated in the underframe of doorframe with hinge;

Inside face at door leaf is connected with an inverted ladder;

Door leaf connects one and opens and closes mechanism, and two end positions of this mechanism controls door leaf: the limes superiors position: door leaf cuts out the hole of doorframe, and ladder is positioned at the inner face of door leaf; The smallest limit position, door leaf is opened the hole of exposing doorframe, and door leaf outwards is swung down to the top kiss the earth of door leaf, and ladder constitutes the stair of sensible doorframe along door leaf 3 inside faces.

The described mechanism that opens and closes that is installed in door leaf is piston fluid cylinder/cylinder, it is configured to: be provided with left and right outrigger plate in lower edge, the door leaf outside, this two support plate respectively has a circular hole and this two circular hole concentric, between the hinge of this two circular hole and door leaf lower edge a horizontal throw is arranged and constitute the arm of force, this two circular hole respectively is articulated in the end of a piston, this piston is contained in fluid cylinder/cylinder, the afterbody of this fluid cylinder/cylinder is articulated in bearing, this bearing is fixed in the bottom in compartment, and described liquid/gas cylinder connects a liquid/gas hydraulic circuit.

The described mechanism that opens and closes that is installed in door leaf is pulley, rope; Respectively install a pulley in frame both sides, the top of doorframe, an end of the rope by this pulley links the suspension ring at door leaf top, and end is connected in the draw gear in the compartment in addition.

Described draw gear is motor-driven rope sheave reel.

Described draw gear is that manpower pulls fag end.

Be set with the button spring on the hinge of described door leaf lower edge and doorframe underframe, the elastic force of this button spring makes door leaf trend off position.

At the back side of described door leaf, be provided with the detouchable handrail in the ladder both sides.

Be positioned over ground-surface top at described door leaf and be provided with rubber washer.

The utility model has following actively useful effect:

1. the ladder of this ladder door and door leaf are combined as a whole, compact conformation;

2. the door leaf of this ladder door is opened, promptly frame is good for ladder, and terraced, door sets up separately to put up a ladder in addition saves time, and improves work efficiency;

This ladder door open and close the mechanism that opens and closes that can use liquid, air pressure, also can use cable traction open and close mechanism and manpower is opened, easy to use, laborsaving;

4. this ladder door can be applicable to transport vehicles such as automobile, train, is specially adapted to the special vehicle of box mobile bank car, cash transit carrier and military use.

Now in conjunction with the accompanying drawings:

Fig. 1 is the structural representation of the utility model one embodiment, and its mechanism for opening/closing is liquid, pneumatic transmission, shows the ladder door closure state;

Fig. 2 is the right elevation of Fig. 1;

The same Fig. 1 of Fig. 3 shows ladder door opening;

Fig. 4 is the right elevation of Fig. 2;

Fig. 5 shows the structural representation of door leaf, is front elevation;

Fig. 6 is the lateral plan of Fig. 5;

Fig. 7 is the birds-eye view of Fig. 5;

The same Fig. 1 of Fig. 8 is another embodiment, and its mechanism for opening/closing is the rope drum traction, shows ladder door opening;

The same Fig. 8 of Fig. 9 shows that mechanism for opening/closing is artificial cable traction.

Accompanying drawing number:

1. compartment 101. floor compartment

2. doorframe 201. doorframes are gone to the bottom

3. door leaf

301. hinge leaf plate 302. hinges 303. door leafs top

304. support plate 305. circular holes 306. are strengthened gusset

4. ladder 401. handrails

5. liquid, gas and oil cylinder

401. piston 402. bearings 503. supports

6. drag rope

601. pulley 602. pulleys 603. electronic rope reels

604. pull fag end

7. button spring 8. ground levels 9. door locks

10. rubber washer

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the utility model is a kind of Wagon door with ladder, and this compartment 1 is provided with doorframe 2 and door leaf 3, and door leaf 3 is provided with door lock hardware 9;

This door leaf 3 is single fan downward swing door, is connected with page plate 301 in the lower edge of door leaf, is articulated in the underframe 201 of doorframe 2 with hinge 302;

Inside face at door leaf 3 is connected with an inverted ladder 4;

Door leaf 3 connects one and opens and closes mechanism, and two end positions of this mechanism controls door leaf: the limes superiors position: door leaf 3 cuts out the hole of doorframe 2, and ladder 4 is positioned at the inner face of door leaf 3; The smallest limit position, door leaf 3 is opened the hole of exposing doorframe 2, and door leaf 3 outwards is swung down to top 303 kiss the earths of door leaf, and ladder 4 constitutes the stair of sensible doorframe 2 along door leaf 3 inside faces.

At Fig. 1, in embodiment illustrated in fig. 3, describedly be installed in opening of door leaf 3, locking mechanism is piston fluid cylinder/cylinder 5, please be simultaneously with reference to Fig. 5, Fig. 6, Fig. 7, it is configured to: be provided with a left side in lower edge, the door leaf outside, right outrigger plate 304, this two support plate respectively has a circular hole 305 and this two circular hole concentric, between the hinge 302 of this two circular hole and door leaf lower edge a horizontal throw is arranged and constitute the arm of force, this two circular hole 305 respectively is articulated in the end of a piston 501, this piston 501 is contained in fluid cylinder/cylinder 5, the afterbody of this fluid cylinder/cylinder is articulated in bearing 502, this bearing 502 is fixed in the bottom in compartment 1, and described liquid/gas cylinder 5 connects a liquid/gas hydraulic circuit.This hydraulic circuit can use prior art.

Fig. 8, embodiment illustrated in fig. 9 in, the described mechanism that opens and closes that is installed in door leaf is pulley, rope; Respectively install a pulley 601 in frame both sides, the top of doorframe 2, an end of the rope 6 by this pulley links the suspension ring at door leaf 3 tops, and end is connected in the draw gear in the compartment 1 in addition.

Fig. 8 shows that draw gear is motor-driven rope sheave reel 603.

Fig. 9 shows that draw gear is that manpower pulls fag end 604.

Fig. 2 is shown on the hinge 302 of described door leaf 1 lower edge and doorframe 2 underframes and is set with button spring 7, and the elastic force of this button spring 7 makes door leaf 3 trend off positions.

Fig. 3 is shown in the back side of described door leaf 3, is provided with the detouchable handrail in ladder 4 both sides.

Fig. 5, Fig. 6 are shown in described door leaf 3 and are positioned over ground-surface top and are provided with rubber washer 10.

Claims

1. Wagon door with ladder, this compartment (1) is provided with doorframe (2) and door leaf (3), and door leaf (3) is provided with door lock hardware (9), it is characterized in that:

This door leaf (3) is single fan downward swing door, is connected with a page plate (301) in the lower edge of door leaf, is articulated in the underframe (201) of doorframe (2) with hinge (302);

Inside face at door leaf (3) is connected with an inverted ladder (4);

Door leaf (3) connects one and opens and closes mechanism, and two end positions of this mechanism controls door leaf: limes superiors position: door leaf (3) cuts out the hole of doorframe (2), and ladder (4) is positioned at the inner face of door leaf (3); The smallest limit position, door leaf (3) is opened the hole of exposing doorframe (2), and door leaf (3) outwards is swung down to top (303) kiss the earth of door leaf, and ladder (4) constitutes the stair of sensible doorframe (2) along door leaf (3) inside face.

2. Wagon door with ladder as claimed in claim 1, it is characterized in that: describedly be installed in opening of door leaf (3), locking mechanism is piston fluid cylinder/cylinder (5), it is configured to: be provided with a left side in lower edge, the door leaf outside, right outrigger plate (304), this two support plate respectively has a circular hole (305) and this two circular hole concentric, between the hinge (302) of this two circular hole and door leaf lower edge a horizontal throw is arranged and constitute the arm of force, this two circular hole (305) respectively is articulated in the end of a piston (501), this piston (501) is contained in fluid cylinder/cylinder (5), the afterbody of this fluid cylinder/cylinder is articulated in bearing (502), this bearing (502) is fixed in the bottom of compartment (1), and described liquid/gas cylinder (5) connects a liquid/gas hydraulic circuit.

3. Wagon door with ladder as claimed in claim 1 is characterized in that: the described mechanism that opens and closes that is installed in door leaf is pulley, rope; A pulley (601) is respectively installed in frame both sides, top at doorframe (2), and an end of the rope (6) by this pulley links the suspension ring at door leaf (3) top, and end is connected in the draw gear in the compartment (1) in addition.

4. Wagon door with ladder as claimed in claim 3 is characterized in that: described draw gear is a motor-driven rope sheave reel (603).

5. Wagon door with ladder as claimed in claim 3 is characterized in that: described draw gear is that manpower pulls fag end (604).

6. Wagon door with ladder as claimed in claim 1 is characterized in that: be set with button spring (7) on the hinge (302) of described door leaf (1) lower edge and doorframe (2) underframe, the elastic force of this button spring (7) makes door leaf (3) trend off position.

7. Wagon door with ladder as claimed in claim 1 is characterized in that: the back side in described door leaf (3) is provided with the detouchable handrail in ladder (4) both sides.

8. Wagon door with ladder as claimed in claim 1 is characterized in that: be positioned over ground-surface top at described door leaf (3) and be provided with rubber washer (10).