CN213774974U

CN213774974U - Rail transit shielding door with anti-pinch device

Info

Publication number: CN213774974U
Application number: CN202022491758.3U
Authority: CN
Inventors: 杨丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-23
Anticipated expiration: 2030-11-02

Abstract

The utility model relates to a track traffic technical field specifically is a track traffic shield door with prevent pressing from both sides device, including the door frame main part, first slide has been seted up to the inside of door frame main part, the second slide has been seted up to the inside of door frame main part, the inside sliding connection of second slide has shield door main part, one side fixedly connected with positive reverse motor of door frame main part. The utility model has the advantages that: through the motor that just reverses, the lead screw, the movable block, the slider sets up with the cooperation that blocks the piece for two shield door main parts are not closed completely, the spring props up two relative protections strip and realizes closing the shield door main part, through shield door main part, flexible loop bar, pole in the flexible, the cooperation setting of spring and protections strip, article and the human damage of avoiding being pressed from both sides are avoided, be close to the flexible shell of one side fixedly connected with of pole in the flexible through the protections strip, avoid inside pole in the flexible, flexible loop bar and spring expose in the outside.

Description

Rail transit shielding door with anti-pinch device

Technical Field

The utility model relates to a rail transit technical field, especially a rail transit shield door with prevent pressing from both sides device.

Background

Rail transit refers to a type of vehicle or transportation system in which operating vehicles need to travel on a particular rail. The most typical rail transit is a railway system consisting of conventional trains and standard railways. With the diversified development of train and railway technologies, rail transit is more and more types, and is not only distributed in long-distance land transportation, but also widely applied to medium-short distance urban public transportation. The common rail transit comprises a traditional railway, a subway, a light rail and a tramcar, and the novel rail transit comprises a magnetic suspension rail system, a monorail system (a straddle type rail system and a suspension type rail system), a passenger automatic rapid transit system and the like. In the Chinese national standard, the term commonly used in urban public transport is defined as the general term of rapid mass transit which usually uses electric energy as power and adopts a wheel-rail running mode. "

According to the difference of service ranges, rail transit is generally divided into three major categories of national railway systems, intercity rail transit and urban rail transit. The rail transit generally has the advantages of large transportation volume, high speed, dense shift, safety, comfort, high punctuality rate, all weather, low transportation cost, energy conservation, environmental protection and the like, but is usually accompanied by higher early investment, technical requirements and maintenance cost, and the occupied space is usually larger.

Due to the requirement of normal running of the train, the shielding doors are required to be arranged beside the train, so that when the train is closed, people or objects can be clamped between the shielding doors, and the normal running of the train is affected due to the injury of personnel or the damage of the objects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a rail transit shield door with prevent pressing from both sides device.

The purpose of the utility model is realized through the following technical scheme: a rail transit shielding door with an anti-clamping device comprises a door frame main body, wherein a first slide way is arranged inside the door frame main body, a second slide way is arranged inside the door frame main body, and a shielding door main body is connected inside the second slide way in a sliding manner;

the door frame comprises a door frame main body, a positive and negative rotation motor, a lead screw, a moving block and a sliding block, wherein the positive and negative rotation motor is fixedly connected to one side of the door frame main body;

a blocking block is fixedly connected to one side, close to the moving block, of the inner part of the door frame main body;

one side of the shielding door main body is fixedly connected with a telescopic loop bar, the inside of the telescopic loop bar is connected with a telescopic inner bar in a sliding manner, the outer surface of the telescopic loop bar is sleeved with a spring, and one end of the telescopic inner bar, which is far away from the telescopic loop bar, is fixedly connected with a protection strip;

one side of the protection bar close to the telescopic inner rod is fixedly connected with a telescopic shell.

Optionally, the shielding door main body is located inside the door frame main body.

Optionally, the lead screw is located inside the door frame main body, and the lead screw is rotatably connected with the door frame main body through a bearing.

Optionally, the outer surface of the lead screw is provided with two threads with opposite thread directions, and the moving block is fixedly connected with the shield door main body.

Optionally, the sliding block is slidably connected to the first slide way, the sliding block is located inside the first slide way, and the shape of the first slide way is matched with the shape of the sliding block.

Optionally, the diameter of the telescopic sleeve rod is larger than that of the telescopic inner rod, and the inside of the telescopic sleeve rod is hollow.

Optionally, the protection strip is made of rubber, the spring is located between the shield door main body and the protection strip, and the telescopic inner rod, the telescopic sleeve rod and the spring are located inside the telescopic shell.

Optionally, the telescopic shell is located inside the shield door main body, and the telescopic shell is connected with the shield door main body in a sliding manner.

The utility model has the advantages of it is following:

1. this track traffic shield door with anti-pinch device, one side fixedly connected with positive and negative motor through the door frame main part to and lead screw, movable block, slider and the cooperation setting between the piece that blocks, positive and negative motor drive lead screw rotates, and the movable block drives the shield door main part and removes under the effect of screw thread, stops through the piece that blocks, makes two shield door main parts not closed totally, and the spring props up two relative protections strip and realizes closing the shield door main part.

2. This track traffic shield door with anti-pinch device, one side fixedly connected with telescopic loop bar through the shield door main part, and flexible interior pole, cooperation setting between spring and the protection strip, when the shield door main part presss from both sides out the object, the spring is compressed by the protection strip, avoid article and the human damage of being pressed from both sides by the clamp, be close to one side fixedly connected with telescopic shell of flexible interior pole through the protection strip, telescopic shell is driven at the inside slip of shield door main part by the protection strip, avoid inside flexible interior pole, telescopic loop bar and spring expose in the outside.

Drawings

Fig. 1 is a schematic structural view of a first viewing angle of the present invention;

fig. 2 is a schematic structural view of a second viewing angle of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of a shield door body of the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.

In the figure: 1-a door frame main body, 2-a first slideway, 3-a second slideway, 4-a shielded door main body, 5-a forward and reverse rotating motor, 6-a screw rod, 7-a moving block, 8-a sliding block, 9-a blocking block, 10-a telescopic loop bar, 11-a telescopic inner rod, 12-a spring, 13-a protective strip and 14-a telescopic shell.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-5, a rail transit shield door with an anti-clamping device comprises a door frame main body 1, a first slide way 2 is arranged inside the door frame main body 1, a second slide way 3 is arranged inside the door frame main body 1, a shield door main body 4 is connected inside the second slide way 3 in a sliding manner, wherein a forward and reverse rotation motor 5 and a driving screw 6 are fixedly connected to one side of the door frame main body 1, the forward and reverse rotation motor 5 is close to one side of the door frame main body 1 through a coupler, a moving block 7 is connected to the outer surface of the screw 6 in a threaded manner, a sliding block 8 is fixedly connected to one side of the moving block 7, a blocking block 9 is fixedly connected to one side of the door frame main body 1 close to the moving block 7, the forward and reverse rotation motor 5 drives the screw 6 to rotate, the moving block 7 drives the shield door main body 4 to move under the action of the threads, and stops through the blocking block 9, so that the two shield door main bodies 4 are not completely closed, spring 12 props up two relative protections strip 13 and realizes closing screen door main part 4, one side fixedly connected with telescopic loop bar 10 of screen door main part 4, the inside sliding connection of telescopic loop bar 10 has flexible interior pole 11, spring 12 has been cup jointed to the surface of telescopic loop bar 10, telescopic interior pole 11 keeps away from the one end fixedly connected with protections strip 13 of telescopic loop bar 10, when screen door main part 4 presss from both sides out the object, spring 12 is compressed by protections strip 13, avoid by the article and the human damage of clamp, one side fixedly connected with expansion shell 14 of telescopic interior pole 11 is close to protections strip 13, expansion shell 14 is driven by protections strip 13 and slides in screen door main part 4 is inside, avoid inside telescopic interior pole 11, telescopic loop bar 10 and spring 12 expose in the outside.

As an optimal technical solution of the utility model: the shield door main body 4 is located inside the door frame main body 1.

As an optimal technical solution of the utility model: the lead screw 6 is positioned inside the doorframe main body 1, and the lead screw 6 is rotatably connected with the doorframe main body 1 through a bearing.

As an optimal technical solution of the utility model: two threads with opposite thread directions are formed in the outer surface of the lead screw 6, so that one lead screw 6 drives the two shielding door main bodies 4 to be closed, and the moving block 7 is fixedly connected with the shielding door main bodies 4.

As an optimal technical solution of the utility model: slider 8 and first slide 2 sliding connection, slider 8 are located the inside of first slide 2, and the shape of first slide 2 and the shape looks adaptation of slider 8.

As an optimal technical solution of the utility model: the diameter of the telescopic loop bar 10 is larger than that of the telescopic inner bar 11, and the inside of the telescopic loop bar 10 is hollow.

As an optimal technical solution of the utility model: the protection strip 13 is made of rubber, so that articles and a human body can be better protected, the spring 12 is located between the shielding door main body 4 and the protection strip 13, and the telescopic inner rod 11, the telescopic loop bar 10 and the spring 12 are located inside the telescopic shell 14.

As an optimal technical solution of the utility model: the telescopic shell 14 is located inside the shield door main body 4, and the telescopic shell 14 is connected with the shield door main body 4 in a sliding manner.

The working process of the utility model is as follows: the positive and negative rotation motor 5 drives the screw rod 6 to rotate, the moving block 7 drives the shield door main body 4 to move under the action of the threads, the movement is stopped through the blocking block 9, when the shield door main body 4 clamps an object, the spring 12 is compressed by the protection strip 13, and the telescopic shell 14 is driven by the protection strip 13 to slide in the shield door main body 4.

In summary, the following steps: the rail transit shielded door with the anti-clamping device is characterized in that a forward and reverse rotating motor 5 is fixedly connected to one side of a door frame main body 1, and a lead screw 6, a moving block 7, a sliding block 8 and a blocking block 9 are arranged in a matched mode, the forward and reverse rotating motor 5 drives the lead screw 6 to rotate, the moving block 7 drives a shielded door main body 4 to move under the action of threads, the shielded door main body 4 is stopped through the blocking block 9, so that the two shielded door main bodies 4 are not completely closed, two opposite protective strips 13 are supported by a spring 12 to close the shielded door main body 4, a telescopic sleeve rod 10 is fixedly connected to one side of the shielded door main body 4, a telescopic inner rod 11, the spring 12 and the protective strips 13 are arranged in a matched mode, when the shielded door main body 4 clamps an object, the spring 12 is compressed by the protective strips 13 to avoid the clamped object from being damaged by a human body, a telescopic shell 14 is fixedly connected to one side, close to the telescopic inner rod 11, through the protective strips 13, the telescopic shell 14 is driven by the protection strip 13 to slide in the shielding door main body 4, so that the inside telescopic inner rod 11, the telescopic loop bar 10 and the spring 12 are prevented from being exposed outside.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rail transit shield door with prevent pressing from both sides device which characterized in that: the shielding door comprises a door frame main body (1), wherein a first slide way (2) is arranged inside the door frame main body (1), a second slide way (3) is arranged inside the door frame main body (1), and a shielding door main body (4) is connected inside the second slide way (3) in a sliding manner;

the door frame comprises a door frame main body (1), a forward and reverse rotating motor (5) and a sliding block (8), wherein one side of the door frame main body (1) is fixedly connected with the forward and reverse rotating motor (5), one side of the forward and reverse rotating motor (5), which is close to the door frame main body (1), is fixedly connected with a lead screw (6) through a coupler, the outer surface of the lead screw (6) is in threaded connection with the sliding block (7), and one side of the sliding block (7) is fixedly connected with the sliding block (8); a blocking block (9) is fixedly connected to one side, close to the moving block (7), of the inner part of the door frame main body (1);

one side of the shielding door main body (4) is fixedly connected with a telescopic loop bar (10), the inside of the telescopic loop bar (10) is connected with a telescopic inner rod (11) in a sliding mode, the outer surface of the telescopic loop bar (10) is sleeved with a spring (12), and one end, far away from the telescopic loop bar (10), of the telescopic inner rod (11) is fixedly connected with a protection strip (13);

one side of the protection bar (13) close to the telescopic inner rod (11) is fixedly connected with a telescopic shell (14).

2. A rail transit screen door with an anti-pinch device according to claim 1, wherein: the shielding door main body (4) is positioned inside the door frame main body (1).

3. A rail transit screen door with an anti-pinch device according to claim 1, wherein: the lead screw (6) is positioned inside the doorframe main body (1), and the lead screw (6) is rotatably connected with the doorframe main body (1) through a bearing.

4. A rail transit screen door with an anti-pinch device according to claim 1, wherein: two threads with opposite thread directions are formed in the outer surface of the lead screw (6), and the moving block (7) is fixedly connected with the shielding door main body (4).

5. A rail transit screen door with an anti-pinch device according to claim 1, wherein: slider (8) and first slide (2) sliding connection, slider (8) are located the inside of first slide (2), the shape of first slide (2) and the shape looks adaptation of slider (8).

6. A rail transit screen door with an anti-pinch device according to claim 1, wherein: the diameter of the telescopic loop bar (10) is larger than that of the telescopic inner bar (11), and the inside of the telescopic loop bar (10) is hollow.

7. A rail transit screen door with an anti-pinch device according to claim 1, wherein: the material of protection strip (13) is rubber, spring (12) are located between shield door main part (4) and protection strip (13), flexible interior pole (11), flexible loop bar (10) and spring (12) all are located the inside of flexible shell (14).

8. A rail transit screen door with an anti-pinch device according to claim 1, wherein: the telescopic shell (14) is located inside the shielding door main body (4), and the telescopic shell (14) is connected with the shielding door main body (4) in a sliding mode.