Railway passenger car escape door

Abstract

The utility model discloses a railway passenger car escape door which comprises a carriage and two mounting shafts. The top ends and the bottom ends of the two symmetrically-arranged mounting shafts are fixedly connected with the inner top face and the inner bottom face of the tail of the carriage respectively. The folding door is arranged on the surface of the mounting shaft in a sleeving manner, and the folding door is connected with the mounting shaft through a bearing; the groove is formed in the inner bottom surface of the carriage, and the groove is located above the folding door; and the folding mechanism is arranged in the groove, and the folding mechanism is connected with the folding door. The railway passenger car escape door adopts a folding opening mode to reduce the influence of external factors on opening and avoid the situation that the escape door cannot be opened due to collision, meanwhile, through a pure case opening mode, the structure is safer and more reliable, rapid and effective opening of the safety door is guaranteed, escape of passengers is guaranteed, the safety of a railway passenger car is improved, operation is easy, convenient and flexible, and practicability is high. And the practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of passenger cars, in particular to an escape door for a rail passenger car. Background Art

[0002] A bus is a commercial vehicle that generally has a square compartment and is used to carry passengers and their carry-on luggage. This type of vehicle is mainly used for public transportation and group transportation. In urban transportation, rail buses that run on established tracks still bear the responsibility of transportation. With the development of new energy, new energy buses are becoming more and more common in urban transportation. The use of new energy buses in urban transportation is conducive to low-carbon and environmental protection. At the same time, in order to ensure that passengers can escape in the event of a traffic accident, escape doors are set up on buses. However, the existing bus escape doors still have certain defects, such as:

[0003] The "safety escape door of a passenger car" with application number CN200920311342.X adopts an outward opening method when in use. When the safety door is blocked in the event of an accident, it cannot be opened, which makes it impossible to meet the escape needs of passengers. At the same time, it adopts electronic lock control. When an accident causes an electrical failure, it will be difficult to open the safety door. There are limitations in use, and it is difficult to ensure that the safety door is opened quickly, safely and effectively, which reduces the practicality of rail passenger cars. In view of this, a rail passenger car escape door is proposed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a rail passenger car escape door to solve the problem in the above background technology that the existing rail passenger car escape door is difficult to ensure the safety door is opened quickly, safely and effectively.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a railway passenger car escape door, comprising a car box,

[0006] Mounting shafts, the top and bottom ends of the two symmetrically arranged mounting shafts are respectively fixedly connected to the inner top surface and inner bottom surface of the rear part of the vehicle box;

[0007] A folding door, wherein the folding door is sleeved on the surface of the mounting shaft, and the folding door is connected to the mounting shaft bearing;

[0008] A groove, the groove is formed on the inner bottom surface of the vehicle box, and the groove is located above the folding door;

[0009] A folding mechanism, the folding mechanism is disposed in the groove and connected to the folding door;

[0010] A fixing mechanism is connected to the folding mechanism.

[0011] The adoption of the technical solution makes it easier to open the folding door quickly, stably and effectively, thereby improving safety.

[0012] As a preferred technical solution of the utility model, the folding mechanism includes:

[0013] A connecting shaft, the connecting shaft is longitudinally arranged to penetrate the other side of the folding door, and the connecting shaft is connected to the bearing of the folding door;

[0014] A slider, the slider is fixedly mounted on the top end of the connecting shaft;

[0015] A guide rod, the guide rod is arranged to penetrate the slider horizontally, the guide rod is slidably connected to the slider, and the guide rod is fixedly mounted on the wall surface of the groove;

[0016] The first tension spring, two symmetrically arranged first tension springs are sleeved on the outer side of the guide rod, one end of the first tension spring is fixedly connected to the wall surface of the groove, and the other end of the first tension spring is fixedly connected to the slider.

[0017] By adopting the above technical solution, the sliding block can be pulled to move by the setting of the first tension spring, so that the folding door can be opened.

[0018] As a preferred technical solution of the utility model, the fixing mechanism includes:

[0019] A slide plate, the top surface of which is slidably connected to the top surface of the groove;

[0020] A fixing rod, wherein two fixing rods are symmetrically arranged and fixedly mounted on a side of the slide plate close to the slide block;

[0021] A fixing groove is provided on a side of the sliding block close to the sliding plate, and the fixing groove is plugged into the fixing rod.

[0022] By adopting the above technical solution, the sliding block can be fixed by plugging and matching the fixing rod with the fixing groove, so as to ensure that the folding door can be unfolded.

[0023] As a preferred technical solution of the present utility model, an operating rod is fixedly mounted on the bottom surface of the slide plate, and the structural shape of the operating rod is U-shaped.

[0024] By adopting the technical solution, it is convenient to pull the slide plate to move by the operating rod.

[0025] As a preferred technical solution of the present utility model, the diameter of the fixing rod is equal to the diameter of the fixing groove.

[0026] The above technical solution is adopted to ensure that the slider is stably and effectively limited and fixed.

[0027] As a preferred technical solution of the utility model, a fixing plate is sleeved on the surface of the fixing rod, and the fixing rod is slidably connected to the fixing plate, and the fixing plate is fixedly installed on the top surface of the groove, and a second tension spring is sleeved on the outer side of the fixing rod, and the two ends of the second tension spring are respectively fixedly connected to the slide plate and the fixing plate.

[0028] By adopting the above technical solution, it is convenient to ensure that the fixing rod is stably placed in the fixing groove through the provision of the second tension spring, thereby ensuring stability.

[0029] Compared with the prior art, the utility model has the following beneficial effects: the rail passenger car escape door adopts a folding opening method to reduce the influence of external factors on opening, avoids resistance and inability to open, and at the same time, through the pure chassis opening method, the structure is safer and more reliable, which is conducive to ensuring the rapid and effective opening of the safety door, ensuring the escape of passengers, improving the safety of rail passenger cars, and is simple and flexible to operate, and more practical;

[0030] 1. The slide plate can be easily moved by the operating rod, so that the slide plate drives the fixed rod to move synchronously, so that the fixed rod moves out of the fixed groove. At this time, the slider moves outward through the pulling action of the first tension spring, thereby driving the connecting shaft to move synchronously, and then the folding door is folded and opened, so as to facilitate the escape of passengers;

[0031] 2. When the folding door is put into use again, after the slider of the folding door is reset, the operating rod is released, and the slide plate and the fixing rod are reset and moved under the action of the second tension spring, so that the fixing rod is inserted into the fixing groove to fix the slider, thereby fixing the unfolded folding door. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the structure of the utility model;

[0033] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0034] Figure 3 This is a schematic diagram of the connection structure between the groove and the slider of the utility model;

[0035] Figure 4 This is a schematic diagram of the connection structure between the slide plate, the fixing rod and the fixing plate of the utility model;

[0036] Figure 5 It is a schematic diagram of the cross-sectional structure of the connection between the fixing rod and the fixing groove of the utility model.

[0037] In the figure: 1, car body; 2, mounting shaft; 3, folding door; 4, groove; 5, connecting shaft; 6, slider; 7, guide rod; 8, first tension spring; 9, slide plate; 10, fixing rod; 11, fixing groove; 12, operating rod; 13, fixing plate; 14, second tension spring. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0039] See also Figure 1-5 The utility model technical solution: a rail passenger car escape door, comprising a carriage 1, two symmetrically arranged mounting shafts 2, the top and bottom ends of which are respectively fixedly connected to the inner top surface and the inner bottom surface of the rear part of the carriage 1, a folding door 3 is sleeved on the surface of the mounting shaft 2, and the folding door 3 is bearing-connected to the mounting shaft 2, a groove 4 is opened on the inner bottom surface of the carriage 1, and the groove 4 is located above the folding door 3;

[0040] The connecting shaft 5 is longitudinally arranged to penetrate the other side of the folding door 3, and the connecting shaft 5 is bearing-connected to the folding door 3, the slider 6 is fixedly installed on the top of the connecting shaft 5, the guide rod 7 is transversely arranged to penetrate the slider 6, and the guide rod 7 is slidably connected to the slider 6, and the guide rod 7 is fixedly installed on the wall surface of the groove 4, two symmetrically arranged first tension springs 8 are sleeved on the outer side of the guide rod 7, and one end of the first tension spring 8 is fixedly connected to the wall surface of the groove 4, and the other end of the first tension spring 8 is fixedly connected to the slider 6;

[0041] The top surface of the slide plate 9 is slidably connected to the top surface of the groove 4, two symmetrically arranged fixing rods 10 are fixedly installed on the side of the slide plate 9 close to the slider 6, a fixing groove 11 is opened on the side of the slider 6 close to the slide plate 9, and the fixing groove 11 is plugged with the fixing rod 10, an operating rod 12 is fixedly installed on the bottom surface of the slide plate 9, and the structural shape of the operating rod 12 is U-shaped, and the diameter of the fixing rod 10 is equal to the diameter of the fixing groove 11;

[0042] A fixing plate 13 is sleeved on the surface of the fixing rod 10, and the fixing rod 10 is slidably connected to the fixing plate 13, and the fixing plate 13 is fixedly installed on the top surface of the groove 4. A second tension spring 14 is sleeved on the outer side of the fixing rod 10, and the two ends of the second tension spring 14 are fixedly connected to the slide plate 9 and the fixing plate 13 respectively.

[0043] Working principle: When a rail vehicle encounters an emergency and passengers need to escape, they pull the slide plate 9 by holding the operating lever 12 and stretch the second tension spring 14, so that the slide plate 9 drives the fixing rod 10 to move, thereby moving the fixing rod 10 out of the fixing groove 11;

[0044] When the fixing rod 10 moves out of the fixing groove 11, the slider 6 is quickly pulled outward by the first tension spring 8, so that the slider 6 drives the connecting shaft 5 to move synchronously, so that the folding door 3 is folded and opened, which is convenient for passengers to escape.

[0045] After the folding door 3 is unfolded and closed again, the operating rod 12 is released so that the pulled slide plate 9 can be reset and moved under the pulling action of the second tension spring 14, so that the slide plate 9 drives the fixing rod 10 to reset synchronously and extend into the fixing groove 11, thereby fixing the slider 6, thereby fixing the unfolded folding door 3. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A railway passenger car escape door, comprising a car box (1), characterized in that: Also includes: An installation shaft (2), wherein the top and bottom ends of two symmetrically arranged installation shafts (2) are respectively fixedly connected to the inner top surface and the inner bottom surface of the rear part of the vehicle box (1); A folding door (3), wherein the folding door (3) is sleeved on the surface of the mounting shaft (2), and the folding door (3) is connected to the mounting shaft (2) by a bearing; A groove (4), the groove (4) being formed on the inner bottom surface of the vehicle box (1), and the groove (4) being located above the folding door (3); A folding mechanism, the folding mechanism is arranged in the groove (4), and the folding mechanism is connected to the folding door (3); A fixing mechanism is connected to the folding mechanism.

2. A railway passenger car escape door according to claim 1, characterized in that: The folding mechanism comprises: A connecting shaft (5), the connecting shaft (5) is longitudinally arranged to penetrate the other side of the folding door (3), and the connecting shaft (5) is connected to the bearing of the folding door (3); A slider (6), wherein the slider (6) is fixedly mounted on the top end of the connecting shaft (5); A guide rod (7), the guide rod (7) is arranged to penetrate the slider (6) transversely, the guide rod (7) is slidably connected to the slider (6), and the guide rod (7) is fixedly mounted on the wall surface of the groove (4); A first tension spring (8), two symmetrically arranged first tension springs (8) are sleeved on the outer side of the guide rod (7), and one end of the first tension spring (8) is fixedly connected to the wall surface of the groove (4), and the other end of the first tension spring (8) is fixedly connected to the slider (6).

3. A railway passenger car escape door according to claim 2, characterized in that: The fixing mechanism comprises: A slide plate (9), the top surface of the slide plate (9) being slidably connected to the top surface of the groove (4); A fixing rod (10), wherein two fixing rods (10) are symmetrically arranged and fixedly mounted on a side of the slide plate (9) close to the slide block (6); A fixing groove (11), wherein the fixing groove (11) is provided on a side of the sliding block (6) close to the sliding plate (9), and the fixing groove (11) is plugged into the fixing rod (10).

4. A railway passenger car escape door according to claim 3, characterized in that: An operating rod (12) is fixedly mounted on the bottom surface of the slide plate (9), and the operating rod (12) has a U-shaped structure.

5. A railway passenger car escape door according to claim 3, characterized in that: The diameter of the fixing rod (10) is equal to the diameter of the fixing groove (11).

6. A railway passenger car escape door according to claim 3, characterized in that: A fixing plate (13) is sleeved on the surface of the fixing rod (10), and the fixing rod (10) is slidably connected to the fixing plate (13), and the fixing plate (13) is fixedly installed on the top surface of the groove (4), and a second tension spring (14) is sleeved on the outer side of the fixing rod (10), and the two ends of the second tension spring (14) are respectively fixedly connected to the slide plate (9) and the fixing plate (13).

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