High-low car coupler connecting device for rail travelling crane

Abstract

The utility model relates to the field of connecting devices, and discloses a high-low car coupler connecting device for a rail travelling crane, which comprises a first connecting device, a fixing device, a second connecting device and two bolts, the first connecting device comprises a first mounting rack, the inner side wall of the first mounting rack is respectively provided with a first mounting hole, and the first mounting hole is provided with a second mounting hole; the first connecting device comprises a first mounting frame, the second connecting device comprises a second mounting frame, the two bolts respectively comprise a limiting rod, the top ends of the two limiting rods are respectively and fixedly connected with a limiting block, the side walls of the two limiting rods are respectively provided with a limiting hole, and one end of the connecting plate is fixedly connected with the middle of the front end of the first mounting frame. The two limiting rods are slidably connected with the inner side walls of the second mounting hole and the first mounting hole correspondingly. According to the high-low car coupler connecting device for the rail travelling crane, the two connecting devices with different heights are arranged to connect a car set, and the stability of the device in the using process is effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of connecting devices, in particular to a high and low car hook connecting device for a rail vehicle. Background Art

[0002] At present, the standard coupler height of conventional rail vehicles is 880±10mm, while the coupler height of flat cars used for track laying operations needs to be lowered to 650±10mm due to the transportation of track rows. If the vehicles need to be re-marshaled during construction and production operations.

[0003] Although the prior art installs two vehicle groups through a connecting device, the problem of adopting a soft connection method leads to a high risk factor and easy damage to the equipment. Therefore, the technicians in this field provide a high-low coupler connecting device for rail vehicles to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a high and low coupler connection device for rail vehicles. The utility model provides a high and low coupler connection device for rail vehicles which connects vehicle groups by setting two connection devices of different heights to effectively improve the stability of the device when in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-low car coupler connecting device for a rail vehicle, comprising a first connecting device, a fixing device, a second connecting device and two latches, wherein the first connecting device is arranged at one end of the fixing device, the second connecting device is arranged at one end of the fixing device, and the two latches are respectively slidably arranged inside the first connecting device and the second connecting device, the first connecting device comprises a first mounting frame, and the inner side wall of the first mounting frame is respectively provided with a first mounting hole, the second connecting device comprises a second mounting frame, and the inner side wall of the second mounting frame is respectively provided with a second mounting hole, the fixing device comprises a connecting plate, the top end of the connecting plate is fixedly connected to the first reinforcing plate, the bottom end of the connecting plate is fixedly connected to the second reinforcing plate, the two latches respectively comprise limiting rods, the top ends of the two limiting rods are respectively fixedly connected to limiting blocks, the side walls of the two limiting rods are respectively provided with limiting holes, one end of the connecting plate is fixedly connected to the middle part of the front end of the first mounting frame, the rear end of the second mounting frame is fixedly connected to the other end of the connecting plate at an upper position, and the two limiting rods are respectively slidably connected to the second mounting hole and the inner side wall of the first mounting hole;

[0006] Through the above technical solution, the device can be used for the connection between 880±10mm couplers and 650±10mm couplers. The device has low cost, simple and reliable structure, and an overall weight of about 18kg. It is suitable for shunting and marshaling in emergency situations in straight and curved lines.

[0007] Furthermore, one end of the first reinforcing plate is fixedly connected to the upper position of the front end of the first mounting frame, and the other end of the first reinforcing plate is fixedly connected to the upper position of the rear end of the second mounting frame;

[0008] Through the above technical solution, the first reinforcing plate is effectively installed.

[0009] Furthermore, one end of the second reinforcing plate is located below the front end of the first mounting frame, and the other end of the second reinforcing plate is fixedly connected to the bottom end of the second mounting frame;

[0010] Through the above technical solution, the second reinforcement plate is effectively installed.

[0011] Further, the total weight of the first connecting device, the fixing device and the second connecting device is 18 kilograms;

[0012] Through the above technical solution, the portability of the device for assembly and disassembly is effectively improved.

[0013] Furthermore, the two limiting rods respectively penetrate the first mounting hole and the second mounting hole and are fixedly connected to the bottom ends of the two limiting blocks;

[0014] Through the above technical solution, the device is effectively installed.

[0015] Furthermore, the side walls of the first connecting device, the fixing device and the second connecting device are all treated with anti-corrosion treatment;

[0016] Through the above technical solution, the service life of the entire device is effectively improved.

[0017] Furthermore, the bottom end of the first reinforcing plate is fixedly connected to the middle of the top end of the connecting plate;

[0018] Through the above technical solution, the overall structural strength of the device is effectively improved.

[0019] Furthermore, the top end of the second reinforcing plate is fixedly connected to the middle of the bottom end of the connecting plate;

[0020] Through the above technical solution, the overall structural strength of the device is effectively further improved.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the device can be used for connecting 880±10mm couplers with 650±10mm couplers. The device has low cost, simple and reliable structure, and an overall weight of about 18kg. It is suitable for shunting and marshaling in straight and curved emergency situations.

[0023] 2. Compared with the soft connection method, the utility model greatly reduces the potential safety hazard and is relatively easy to operate. The application of the device greatly reduces the cost of shunting operations that previously required a 50T truck crane, thus saving investment costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a high-low coupler connecting device for a rail vehicle proposed by the utility model;

[0025] Figure 2 This is a stereoscopic view from another perspective of a high-low car hook connection device for a rail vehicle proposed by the utility model;

[0026] Figure 3 This is a side view of a high and low coupler connection device for a rail vehicle proposed by the utility model;

[0027] Figure 4 The utility model is a front view of a high and low coupler connecting device for a rail vehicle.

[0028] Legend:

[0029] 1. First connecting device; 101. First mounting bracket; 102. First mounting hole; 2. Fixing device; 201. First reinforcing plate; 202. Connecting plate; 203. Second reinforcing plate; 3. Second connecting device; 301. Second mounting hole; 302. Second mounting bracket; 4. Latch; 401. Limit block; 402. Limit rod; 403. Limit hole. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1-4The utility model provides an embodiment: a high-low car coupler connecting device for a rail vehicle, comprising a first connecting device 1, a fixing device 2, a second connecting device 3 and two latches 4, the first connecting device 1 is arranged at one end of the fixing device 2, the second connecting device 3 is arranged at one end of the fixing device 2, the two latches 4 are respectively slidably arranged inside the first connecting device 1 and the second connecting device 3, the first connecting device 1 comprises a first mounting frame 101, the inner side wall of the first mounting frame 101 is respectively provided with a first mounting hole 102, the second connecting device 3 comprises a second mounting frame 302, the inner side wall of the second mounting frame 302 is respectively provided with a second mounting hole 301, the fixing device 2 comprises a connecting plate 202, the top of the connecting plate 202 is fixedly connected with a first reinforcing plate 201, the connecting plate 202 is provided with a first reinforcing plate 201, and the connecting plate 202 is provided with a first reinforcing plate 201. The bottom end of the connecting plate 202 is fixedly connected to the second reinforcing plate 203, the two latches 4 respectively include limit rods 402, the tops of the two limit rods 402 are respectively fixedly connected to the limit blocks 401, the side walls of the two limit rods 402 are respectively provided with limit holes 403, one end of the connecting plate 202 is fixedly connected to the middle of the front end of the first mounting frame 101, the rear end of the second mounting frame 302 is fixedly connected to the other end of the connecting plate 202 at an upper position, the two limit rods 402 are respectively slidably connected to the second mounting hole 301 and the inner side walls of the first mounting hole 102, the device can be suitable for the connection of 880±10mm couplers and 650±10mm couplers, the device has low cost, simple and reliable structure, the overall weight is about 18kg, and is suitable for shunting and marshaling in straight and curved emergency situations.

[0032] One end of the first reinforcing plate 201 is fixedly connected to the upper position of the front end of the first mounting frame 101, and the other end of the first reinforcing plate 201 is fixedly connected to the upper position of the rear end of the second mounting frame 302. One end of the second reinforcing plate 203 is fixedly connected to the lower position of the front end of the first mounting frame 101, and the other end of the second reinforcing plate 203 is fixedly connected to the bottom end of the second mounting frame 302. The total weight of the first connecting device 1, the fixing device 2, and the second connecting device 3 is 18 kilograms. The two limit rods 402 penetrate the first mounting hole 102 and the second mounting hole 301 respectively and are fixedly connected to the bottom ends of the two limit blocks 401. The side walls of the first connecting device 1, the fixing device 2, and the second connecting device 3 are all treated with corrosion protection. The bottom end of the first reinforcing plate 201 is fixedly connected to the middle part of the top end of the connecting plate 202, and the top end of the second reinforcing plate 203 is fixedly connected to the middle part of the bottom end of the connecting plate 202. Compared with the soft connection method, the safety hazard is greatly reduced, and the operation is relatively simple. The application of the device will greatly reduce the cost of shunting operations for marshaling that previously required a 50T truck crane, saving the investment cost.

[0033] Working principle: The device can be used for the connection between 880±10mm couplers and 650±10mm couplers. The device has low cost, simple and reliable structure, and an overall weight of about 18kg. It is suitable for shunting and marshaling in straight and curved emergency situations. Compared with the soft connection method, it greatly reduces the safety hazards and is relatively easy to operate. The application of this device will greatly reduce the cost of shunting operations that previously required a 50T truck crane for marshaling, saving investment costs.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-low car coupler connecting device for a rail vehicle, comprising a first connecting device (1), a fixing device (2), a second connecting device (3) and two latches (4), wherein the first connecting device (1) is arranged at one end of the fixing device (2), the second connecting device (3) is arranged at one end of the fixing device (2), and the two latches (4) are slidably arranged inside the first connecting device (1) and the second connecting device (3), respectively, and characterized in that: The first connecting device (1) comprises a first mounting frame (101), the inner side walls of the first mounting frame (101) are respectively provided with first mounting holes (102); the second connecting device (3) comprises a second mounting frame (302), the inner side walls of the second mounting frame (302) are respectively provided with second mounting holes (301); the fixing device (2) comprises a connecting plate (202), the top end of the connecting plate (202) is fixedly connected to a first reinforcing plate (201), the bottom end of the connecting plate (202) is fixedly connected to a second reinforcing plate (203), and the two connecting plates (202) are fixedly connected to each other. The latch (4) comprises a limiting rod (402), the top ends of the two limiting rods (402) are respectively fixedly connected to the limiting blocks (401), the side walls of the two limiting rods (402) are respectively provided with limiting holes (403), one end of the connecting plate (202) is fixedly connected to the middle of the front end of the first mounting frame (101), the rear end of the second mounting frame (302) is fixedly connected to the other end of the connecting plate (202) at an upper position, and the two limiting rods (402) are respectively slidably connected to the second mounting hole (301) and the inner side wall of the first mounting hole (102).

2. A high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: One end of the first reinforcing plate (201) is fixedly connected to the upper front end of the first mounting frame (101), and the other end of the first reinforcing plate (201) is fixedly connected to the upper rear end of the second mounting frame (302).

3. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: One end of the second reinforcing plate (203) is located below the front end of the first mounting frame (101), and the other end of the second reinforcing plate (203) is fixedly connected to the bottom end of the second mounting frame (302).

4. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: The total weight of the first connecting device (1), the fixing device (2) and the second connecting device (3) is eighteen kilograms.

5. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: The two limiting rods (402) respectively penetrate the first mounting hole (102) and the second mounting hole (301) and are fixedly connected to the bottom ends of the two limiting blocks (401).

6. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: The side walls of the first connecting device (1), the fixing device (2) and the second connecting device (3) are all subjected to anti-corrosion treatment.

7. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: The bottom end of the first reinforcing plate (201) is fixedly connected to the middle part of the top end of the connecting plate (202).

8. The high-low coupler connection device for a rail vehicle according to claim 1, characterized in that: The top end of the second reinforcing plate (203) is fixedly connected to the middle portion of the bottom end of the connecting plate (202).

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