Tank car loading and unloading port safety device

Abstract

The utility model provides a tank truck loading and unloading opening safety device, which relates to the technical field of tank truck loading and unloading opening safety, and comprises a loading vehicle, a safety assembly and a travel switch box, a pipe orifice is arranged at the rear end of the loading vehicle, a connecting disc is arranged on the pipe orifice, a connecting bolt is arranged on one side of the connecting disc, and a sealing cover is arranged on the connecting bolt. A fixing bolt is arranged on one side of the sealing cover, a travel switch box is arranged on one side of the pipe opening, a clamping groove is formed in the travel switch box and corresponds to the sealing cover in position, and a safety assembly is arranged on one side of the clamping groove and located in the travel switch box. According to the device, the safety assembly is installed at the loading and unloading opening, a brake system of the vehicle can be started through cooperation of the clamping groove, the sealing cover, the button and the sensor, and therefore the loading vehicle conducts brake action, and the tank car is in a brake locking state when the tank car loads and unloads a hose loading and unloading medium; the problem that in the loading and unloading process of the tank car, safety accidents possibly occur due to the fact that the tank car is started for driving due to human negligence is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to a kind of tank car loading and unloading port safety technical field, more specifically, it is particularly related to a kind of tank car loading and unloading port safety device. BACKGROUND

[0002] Tank truck is mainly used for the transportation of chemical materials, flammable and explosive hazardous goods, etc. The most common operation of tank truck transportation is loading and unloading medium. The tank truck loading and unloading is usually connected by loading and unloading hose and loading and unloading port of tank truck, and the medium in tank truck is unloaded to the predetermined storage tank or the medium in storage tank is loaded to tank truck for transportation.

[0003] Based on the above, the present inventor found that there are the following problems: in the present tank car loading and unloading process, the vehicle may slide due to the driver forgetting to pull the hand brake, or start the vehicle to drive in the case of not disassembling the loading and unloading hose, etc. to pull off the pipeline and cause injury to the operators around the pipeline or leakage of the loaded medium to cause major accidents and other situations. At present, the loading and unloading station generally adopts the operation of strengthening the supervision of safety personnel on site, but safety accidents caused by human negligence still occur from time to time.

[0004] Therefore, in view of the above, the present structure and defects are improved, and a kind of tank car loading and unloading port safety device is provided to achieve the purpose of having more practical value. UTILITY MODEL CONTENT

[0005] The purpose and effect of the tank car loading and unloading port safety device of the utility model are achieved by the following specific technical means:

[0006] A kind of tank car loading and unloading port safety device, including loading vehicle, safety assembly and travel switch box, the rear end of the loading vehicle is provided with pipe opening, the pipe opening is provided with adapter disc, one side of the adapter disc is provided with adapter bolt, the adapter bolt is provided with cover, one side of the cover is provided with fixed bolt, one side of the pipe opening is provided with travel switch box, the travel switch box is provided with clamping groove, the clamping groove corresponds to the position of the cover, one side of the clamping groove and in the travel switch box is provided with safety assembly.

[0007] Further, the safety assembly includes push piece, spring, moving piece and button, one side of the travel switch box is provided with moving cavity, the moving cavity is provided with spring, the spring is provided with moving piece, one end of the moving piece extends into the clamping groove and is provided with push piece, the other end of the moving piece passes through the moving cavity and is provided with button, and one side of the moving cavity is provided with sensor, the sensor is provided with start key, the start key corresponds to the position of the button.

[0008] Further, a plurality of bolt holes are provided on the adapter disc, and the bolt holes are adapted to the fixed bolts.

[0009] Further, the push piece is hemispherical.

[0010] Further, the sensor is electrically connected with the brake system.

[0011] Further, the surface of the travel switch box is provided with a waterproof layer.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In the utility model, through the cooperation of the clamping groove, the cover, the button and the sensor, the brake system of the vehicle can be started, so that the loading vehicle performs the brake action, and when the tank vehicle loads or unloads the medium, the tank vehicle is in the brake locking state, so that the safety accidents caused by the human negligence in the loading and unloading process of the tank vehicle are solved.

[0014] Through the design of the bolt hole on the adapter disc, the transmission hose can be connected through the bolt on one side to achieve the purpose of loading and unloading the medium of the loading vehicle; and the cover can be fixed through the fixed bolt on the other side, so that when the loading vehicle does not need to load or unload, the cover is fixed on the adapter disc through the fixed bolt, the pipe opening is protected, and the tank vehicle is more safe and reliable when transporting chemical materials, flammable and explosive dangerous goods. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a plane position schematic view of the tank vehicle loading and unloading port safety device.

[0016] Figure 2 is a three-dimensional schematic view of the tank vehicle loading and unloading port safety device.

[0017] Figure 3 is an effect schematic view of the tank vehicle loading and unloading port safety device when not starting.

[0018] Figure 4 is a three-dimensional schematic view of the tank vehicle loading and unloading port safety device when starting.

[0019] Figure 5 is a cross-sectional schematic view of the tank vehicle loading and unloading port safety device when starting.

[0020] In the drawing, the correspondence between the component names and the drawing numbers is as follows:

[0021] 1, loading vehicle; 3, travel switch box; 4, cover; 5, pipe opening; 6, clamping groove; 7, fixed bolt; 8, adapter bolt; 9, adapter disc; 11, sensor; 12, button; 13, spring; 14, pushing piece; 15, moving piece; 17, moving cavity; 18, starting key. DETAILED DESCRIPTION

[0022] The embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0023] In the description of the present application, unless otherwise specified and limited, the meaning of "a plurality of" is two or more than two; the directions or position relations indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the indicated devices or elements to have a specific direction, to be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] Embodiment:

[0026] As shown in the accompanying Figure 1 to the accompanying Figure 5 :

[0027] The utility model provides a tank car loading and unloading port safety device, including loading car 1, safety assembly and travel switch box 3, the loading car 1 rear end is equipped with pipe mouth 5, be equipped with the link disc 9 on pipe mouth 5, one side of link disc 9 is equipped with link bolt 8, be equipped with the cover 4 on link bolt 8, one side of cover 4 is equipped with fixed bolt 7, one side of pipe mouth 5 is equipped with travel switch box 3, be equipped with the clamping groove 6 on travel switch box 3, the clamping groove 6 and cover 4 position correspond, one side of clamping groove 6 and located in travel switch box 3 is equipped with safety assembly;

[0028] The above-mentioned pipe mouth 5 is connected with the container loaded with medium in the loading car 1, and a pipeline valve is arranged on the pipe mouth 5.

[0029] The safety assembly comprises a pushing piece 14, a spring 13, a moving piece 15 and a button 12, one side of the travel switch box 3 is provided with a moving cavity 17, the spring 13 is arranged in the moving cavity 17, the moving piece 15 is sleeved in the spring 13, one end of the moving piece 15 extends into the clamping groove 6 and is provided with the pushing piece 14, the other end of the moving piece 15 penetrates through the moving cavity 17 and is provided with the button 12, one side of the moving cavity 17 is provided with the sensor 11, the sensor 11 is provided with a starting key 18, and the starting key 18 corresponds to the position of the button 12.

[0030] When the medium in the loading vehicle 1 needs to be loaded or unloaded, the fixing bolt 7 is removed, so that the fixing effect of the cover 4 and the adapter disc 9 is released, the cover 4 is rotated again, the cover 4 rotates clockwise around the adapter bolt 8, and the cover 4 corresponds to the position of the clamping groove 6, and the cover 4 is smoothly clamped in the clamping groove 6. The cover 4 pushes the pushing piece 14, so that the pushing piece 14 moves towards the sensor 11, drives the moving piece 15 to move towards the sensor 11, stretches the spring 13, drives the button 12 to contact the starting key 18 on the sensor 11, and thus starts the sensor 11. The brake system on the loading vehicle 1 is started through the sensor 11, so that the brake state of the loading vehicle 1 is opened, so that the loading vehicle 1 is in a stationary state when the medium in the loading vehicle 1 is loaded or unloaded, and the safety of the operation personnel and the transmission hose during operation is protected. When the loading vehicle 1 finishes loading or unloading, reverse operation can be performed. Under the action of the spring 13, the button 12 is separated from the starting key 18, and the brake effect of the loading vehicle 1 is released, so that the next step of movement can be normally performed.

[0031] The adapter disc 9 is provided with a plurality of bolt holes, and the bolt holes are matched with the fixing bolt 7.

[0032] Through the design of the bolt holes on the adapter disc 9, the transmission hose can be connected by bolts on one side to achieve the purpose of loading and unloading the medium of the loading vehicle 1. On the other side, the fixing effect of the cover 4 can be combined with the fixing bolt 7. When the loading vehicle 1 does not need to be loaded or unloaded, the cover 4 is fixed on the adapter disc 9 through the fixing bolt 7, so that the pipe opening 5 is protected, and the tank car is more safe and reliable when transporting chemical materials, flammable and explosive dangerous goods.

[0033] The pushing piece 14 is a semispherical type.

[0034] Through the design that the pushing piece 14 is a semispherical type, when the cover 4 rotates to the clamping groove 6 with the adapter bolt 8 as the center, the pushing piece 14 can be smoothly extruded, so that the pushing piece 14 moves towards the sensor 11 in the travel switch box 3, drives the button 12 to contact the starting key 18, and thus the sensor 11 can be smoothly started.

[0035] The sensor 11 is electrically connected with the brake system.

[0036] Through the design that the sensor 11 is electrically connected with the brake system, when the sensor 11 is started, the signal can be transmitted to the brake system on the loading vehicle 1.

[0037] The surface of the travel switch box 3 is provided with a waterproof layer.

[0038] Through the design that the surface of the travel switch box 3 is provided with a waterproof layer, the safety components in the travel switch box 3 can be protected, thereby prolonging the service life of the safety components.

[0039] The specific use mode and effect of the embodiment are as follows:

[0040] In the utility model, when the medium in the loading vehicle 1 needs to be loaded or unloaded, the fixing bolt 7 is taken off, so that the fixing effect of the cover 4 and the connecting disc 9 is released, the cover 4 is rotated clockwise with the connecting bolt 8 as the center, the cover 4 is correspondingly positioned with the clamping groove 6, and the cover 4 is smoothly clamped with the clamping groove 6, wherein the cover 4 pushes the pushing piece 14, the pushing piece 14 moves towards the sensor 11, the moving piece 15 is driven to move towards the sensor 11, the extension spring 13 is driven, the button 12 is in contact with the starting key 18 on the sensor 11, so that the sensor 11 is started, the brake system on the loading vehicle 1 is started through the sensor 11, the brake state of the loading vehicle 1 is opened, so that when the medium in the loading vehicle 1 is loaded or unloaded, the loading vehicle 1 is in a stationary state, and the safety of the operating personnel and the transmission hose during operation is protected; when the loading vehicle 1 finishes loading or unloading, reverse operation can be carried out, wherein under the action of the spring 13, the button 12 is separated from the starting key 18, and the loading vehicle 1 is released from the brake effect, so that the next step of movement can be normally carried out.

[0041] The embodiments of the utility model are given for example and description, and are not exhaustive or limit the utility model to the disclosed forms. Many modifications and changes are obvious to those skilled in the art. The embodiments are selected and described for better illustrating the principles and practical application of the utility model, and enabling those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A tank truck loading unloading port safety device, comprising a loading vehicle (1), a safety assembly and a travel switch box (3), characterized in that: The loading vehicle (1) rear end is provided with a pipe (5), the pipe (5) is provided with a link disc (9), one side of the link disc (9) is provided with a link bolt (8), the link bolt (8) is provided with a cover (4), one side of the cover (4) is provided with a fixed bolt (7), one side of the pipe (5) is provided with a travel switch box (3), the travel switch box (3) is provided with a clamping groove (6), the clamping groove (6) corresponds to the position of the cover (4), one side of the clamping groove (6) and in the travel switch box (3) is provided with a safety assembly.

2. A tank truck loading and unloading port safety device as defined in claim 1 wherein: The safety assembly includes a push piece (14), a spring (13), a moving piece (15) and a button (12), one side of the travel switch box (3) is provided with a moving cavity (17), the moving cavity (17) is provided with a spring (13), the spring (13) is provided with a moving piece (15), one end of the moving piece (15) extends into the clamping groove (6) and is provided with a push piece (14), the other end of the moving piece (15) passes through the moving cavity (17) and is provided with a button (12), and one side of the moving cavity (17) is provided with a sensor (11), the sensor (11) is provided with a start key (18), the start key (18) corresponds to the position of the button (12).

3. A tank car loading and unloading port safety device as defined in claim 2 wherein: The link disc (9) is provided with a plurality of bolt holes, which are matched with the fixed bolt (7).

4. A tank truck loading and unloading port safety device as defined in claim 3 wherein: The push piece (14) is a hemispherical type.

5. A tank truck loading and unloading port safety device as defined in claim 4 wherein: The sensor (11) is electrically connected with the brake system.

6. A tank truck loading and unloading port safety device as defined in claim 5 wherein: The surface of the travel switch box (3) is provided with a waterproof layer. The surface of the travel switch box (3) is provided with a waterproof layer.

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