Locomotive cab safety door protection device

Abstract

The utility model discloses a locomotive cab safety door protection device which comprises a side installation block and a positioning block, a safety door opening and closing mechanism capable of being adjusted in a telescopic mode is arranged on one side of the inner wall of the side installation block, and a safety door plate matched with the safety door opening and closing mechanism in size is arranged on the outer surface of the safety door opening and closing mechanism. The positioning block is arranged on one side of the outer wall of the side mounting block, the safety door plate is connected with the positioning block through a buffer mechanism, and positioning mechanisms used for mounting are arranged on the upper portion and the lower portion of one side of the outer wall of the safety door plate correspondingly. According to the safety door protection device of the locomotive cab, by arranging the safety door opening and closing mechanism, stable opening and closing of the safety door plate can be achieved, and by arranging the buffering mechanism, buffering protection can be conducted on the opening and closing position of the safety door.

Description

Technical Field

[0001] The utility model relates to the technical field related to trains, in particular to a safety door protection device for a locomotive driver's cab. Background Art

[0002] A train, also known as a railway train, refers to a vehicle that travels on railway tracks. It is usually composed of multiple carriages. It is one of the important modern means of transportation for mankind. As of 2021, there are two types of trains in China: conventional trains and EMUs. Safety doors are often used on trains. When the safety doors are protected, protective devices are often used to protect the train safety doors.

[0003] The safety door protection device currently in use is prone to loosening when the safety door protection device is repeatedly opened and closed, resulting in malfunction during opening and closing, and poor stability during closing. Utility Model Content

[0004] The purpose of the utility model is to provide a locomotive driver's cab safety door protection device to solve the problem of the currently used safety door protection device proposed in the above background technology, that when the safety door protection device is repeatedly opened and closed, the position of the switch is prone to looseness, resulting in malfunction when opening and closing, and poor stability when closing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a locomotive driver's cab safety door protection device, comprising a side mounting block and a positioning block, a telescopically adjustable safety door switch mechanism is provided on one side of the inner wall of the side mounting block, a safety door plate of matching size is provided on the outer surface of the safety door switch mechanism, the positioning block is arranged on one side of the outer wall of the side mounting block, the safety door plate is connected to the positioning block through a buffer mechanism, and positioning mechanisms for installation are provided on the upper and lower sides of one side of the outer wall of the safety door plate.

[0006] Preferably, the safety door switch mechanism includes a hydraulic cylinder, a hydraulic rod, a connecting block, a gear groove, a rotating shaft and a gear block. The hydraulic cylinder is fixedly mounted on one side of the inner wall of the side mounting block. A hydraulic rod is provided at the output end of the hydraulic cylinder. A connecting block of matching size is provided on one side of the outer wall of the hydraulic rod. A gear groove is provided on one side of the outer wall of the connecting block. Gear blocks are connected and installed on the upper and lower parts of the inner wall of the side mounting block. A rotating shaft of matching size is provided on the lower surface of the gear block.

[0007] Preferably, the connection block forms a telescopic structure through a hydraulic rod and a hydraulic cylinder, and the outer wall of the hydraulic rod is tightly fitted with the inner wall of the connection block.

[0008] Preferably, the buffer mechanism includes a side connecting plate, a fixed block, a convex pad, a magnetic block and a buffer pad, the side connecting plate is fixedly installed on one side of the outer wall of the safety door panel, the inner wall of the side connecting plate is fixedly installed with a fixed block, the outer wall side of the fixed block is bonded with a convex pad, the outer wall side of the convex pad is fixedly installed with a magnetic block, and the inner wall side of the positioning block is bonded with a buffer pad.

[0009] Preferably, the convex pad is magnetically connected to the buffer pad via a magnetic block, and the magnetic device is arranged at the center of the inner surface of the buffer pad.

[0010] Preferably, the positioning mechanism includes a fixed plate, a limit block, an internal connection block and a slot, the fixed plates are fixedly installed on the upper and lower sides of the outer wall of the safety door plate, limit blocks of the same size are fixedly installed on both sides of the outer wall of the fixed plate, internal connection blocks are welded and installed on the upper and lower sides of the inner wall of the positioning block, and slots are opened on both sides of the inner wall of the internal connection block.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The locomotive cab safety door protection device can realize stable opening and closing of the safety door plate by setting a safety door switch mechanism, and can buffer and protect the position of the safety door switch by setting a buffer mechanism;

[0013] 2. The locomotive cab safety door protection device is provided with a positioning mechanism, which can stably position the position of the safety door switch, thereby ensuring the stability of the safety door when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the buffer mechanism of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the safety door switch mechanism of the utility model.

[0018] In the figure: 1. side mounting block; 2. safety door switch mechanism; 201. hydraulic cylinder; 202. hydraulic rod; 203. connecting block; 204. gear groove; 205. gear block; 206. rotating shaft; 3. safety door plate; 4. positioning block; 5. buffer mechanism; 501. side connecting plate; 502. fixing block; 503. convex pad; 504. magnetic block; 505. buffer pad; 6. positioning mechanism; 601. fixing plate; 602. limiting block; 603. internal block; 604. slot. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-4 The utility model provides a technical solution: a locomotive driver's cab safety door protection device, comprising a side mounting block 1 and a positioning block 4, a telescopically adjustable safety door switch mechanism 2 is provided on one side of the inner wall of the side mounting block 1, the safety door switch mechanism 2 comprises a hydraulic cylinder 201, a hydraulic rod 202, a connecting block 203, a gear groove 204, a rotating shaft 206 and a gear block 205, the hydraulic cylinder 201 is fixedly mounted on one side of the inner wall of the side mounting block 1, a hydraulic rod 202 is provided at the output end of the hydraulic cylinder 201, a connecting block 203 with matching size is provided on one side of the outer wall of the hydraulic rod 202, a gear groove 204 is provided on one side of the outer wall of the connecting block 203, a gear block 205 is connected and installed on the upper and lower sides of the inner wall of the side mounting block 1, and the gear block 205 is connected and installed on the upper and lower sides of the inner wall of the side mounting block 1. The lower surface of 05 is provided with a rotating shaft 206 of matching size. Turn on the power of the hydraulic cylinder 201, so that it drives the connecting block 203 installed on the outer wall of the hydraulic rod 202 to advance. At the same time, the gear groove 204 is installed on one side of the outer wall of the connecting block 203, which can drive the connected gear block 205 to rotate, thereby driving the safety door plate 3 connected to the rotating shaft 206 to rotate, thereby driving the safety door to open and close automatically. The connecting block 203 forms a telescopic structure with the hydraulic cylinder 201 through the hydraulic rod 202, and the outer wall of the hydraulic rod 202 is tightly fitted with the inner wall of the connecting block 203, which can drive the position of the gear groove 204 to be steadily advanced, so that the safety door can be closed at a uniform speed;

[0021] The outer surface of the safety door switch mechanism 2 is provided with a safety door plate 3 of matching size, the positioning block 4 is arranged on one side of the outer wall of the side mounting block 1, the safety door plate 3 is connected to the positioning block 4 through a buffer mechanism 5, the buffer mechanism 5 includes a side connecting plate 501, a fixing block 502, a convex pad 503, a magnetic block 504 and a buffer pad 505, the side connecting plate 501 is fixedly installed on one side of the outer wall of the safety door plate 3, the inner wall of the side connecting plate 501 is fixedly installed with a fixing block 502, the outer wall side of the fixing block 502 is bonded with a convex pad 503, and the outer wall side of the convex pad 503 is fixedly installed with a magnetic block 504, a buffer pad 505 is bonded and installed on one side of the inner wall of the positioning block 4. When the safety door is opened and closed, the side connecting plate 501 drives the convex pad 503 installed on the outer wall of the fixing block 502 to move, and at the same time, the magnetic block 504 is magnetically adsorbed to the inside of the buffer pad 505, so that buffer protection can be achieved during opening and closing. The convex pad 503 is magnetically connected to the buffer pad 505 through the magnetic block 504, and the magnetic device is arranged at the center of the inner surface of the buffer pad 505, so that one side of the safety door can be automatically adsorbed, so that it can be directly adsorbed on the surface of the buffer pad 505;

[0022] One side of the outer wall of the safety door panel 3 is provided with a positioning mechanism 6 for installation, the positioning mechanism 6 includes a fixed plate 601, a limit block 602, an internal block 603 and a slot 604, the fixed plate 601 is fixedly installed on one side of the outer wall of the safety door panel 3, and both sides of the outer wall of the fixed plate 601 are fixedly installed with limit blocks 602 of the same size, and one side of the inner wall of the positioning block 4 is welded with internal blocks 603 on the upper and lower sides, and both sides of the inner wall of the internal block 603 are provided with slots 604. When the safety door panel 3 rotates on the fixed plate 601, the limit block 602 can be driven to engage in the slot 604 opened on the inner wall of the internal block 603, so as to ensure the stability of the safety door when it is closed.

[0023] Working principle: first place the device at the designated position, turn on the power of the hydraulic cylinder 201, so that it drives the connecting block 203 installed on the outer wall of the hydraulic rod 202 to advance, and at the same time, the gear groove 204 is installed on one side of the outer wall of the connecting block 203, so that the connected gear block 205 can be driven to rotate, thereby driving the safety door plate 3 connected to the rotating shaft 206 to rotate, thereby driving the safety door to automatically open and close. When the safety door is opened and closed, the side connecting plate 501 drives the convex pad 503 installed on the outer wall of the fixed block 502 to move, and at the same time, the magnetic block 504 and the internal magnetic absorption of the buffer pad 505 can achieve buffer protection during opening and closing. When the safety door plate 3 rotates on the fixed plate 601, it can drive the limit block 602 to engage in the slot 604 opened on the inner wall of the internal block 603, so that the stability of the safety door when closing can be ensured, thereby completing the operation process of a locomotive driver's cab safety door protection device.

[0024] 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 locomotive cab safety door protection device, characterized in that: The invention comprises a side mounting block (1) and a positioning block (4); a telescopically adjustable safety door switch mechanism (2) is provided on one side of the inner wall of the side mounting block (1); a safety door plate (3) of matching size is provided on the outer surface of the safety door switch mechanism (2); the positioning block (4) is arranged on one side of the outer wall of the side mounting block (1); the safety door plate (3) is connected to the positioning block (4) via a buffer mechanism (5); and positioning mechanisms (6) for installation are provided on the upper and lower sides of one side of the outer wall of the safety door plate (3).

2. A locomotive cab safety door protection device according to claim 1, characterized in that: The safety door switch mechanism (2) comprises a hydraulic cylinder (201), a hydraulic rod (202), a connecting block (203), a gear groove (204), a rotating shaft (206) and a gear block (205); the hydraulic cylinder (201) is fixedly mounted on one side of the inner wall of the side mounting block (1); the output end of the hydraulic cylinder (201) is provided with a hydraulic rod (202); one side of the outer wall of the hydraulic rod (202) is provided with a connecting block (203) of matching size; one side of the outer wall of the connecting block (203) is provided with a gear groove (204); the inner wall of the side mounting block (1) is connected and mounted with a gear block (205) at the top and bottom; and the lower surface of the gear block (205) is provided with a rotating shaft (206) of matching size.

3. A locomotive cab safety door protection device according to claim 2, characterized in that: The connection block (203) forms a telescopic structure through the hydraulic rod (202) and the hydraulic cylinder (201), and the outer wall of the hydraulic rod (202) is tightly fitted with the inner wall of the connection block (203).

4. A locomotive cab safety door protection device according to claim 1, characterized in that: The buffer mechanism (5) comprises a side connecting plate (501), a fixing block (502), a convex pad (503), a magnetic block (504) and a buffer pad (505); the side connecting plate (501) is fixedly mounted on one side of the outer wall of the safety door plate (3); the fixing block (502) is fixedly mounted on the inner wall of the side connecting plate (501); the convex pad (503) is adhesively mounted on one side of the outer wall of the fixing block (502); the magnetic block (504) is fixedly mounted on one side of the outer wall of the convex pad (503); and the buffer pad (505) is adhesively mounted on one side of the inner wall of the positioning block (4).

5. A locomotive cab safety door protection device according to claim 4, characterized in that: The convex pad (503) is magnetically connected to the buffer pad (505) via a magnetic block (504), and the magnetic device is arranged at the center position of the inner surface of the buffer pad (505).

6. A locomotive cab safety door protection device according to claim 1, characterized in that: The positioning mechanism (6) comprises a fixing plate (601), a limiting block (602), an internal connection block (603) and a slot (604); the fixing plate (601) is fixedly mounted on one side of the outer wall of the safety door plate (3) at the top and bottom; limiting blocks (602) of the same size are fixedly mounted on both sides of the outer wall of the fixing plate (601); internal connection blocks (603) are welded and mounted on one side of the inner wall of the positioning block (4) at the top and bottom; and slots (604) are opened on both sides of the inner wall of the internal connection block (603).

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