CN214396762U - Isolation vehicle traction device of torpedo type molten iron transport vehicle - Google Patents

Abstract

The utility model discloses an isolation vehicle traction device of a torpedo type molten iron transportation vehicle, which relates to the field of mechanical manufacturing and comprises a traction hook, a connecting plate, a round pin, a front slave plate, a rear slave plate, a core rod, a hook flat pin and a No. 2 ring spring type buffer; the core rod penetrates through the center of the No. 2 ring spring type buffer, and the front slave plate and the rear slave plate are fixed on the ring spring type buffer through a boss at the front part of the core rod and a flat hook pin inserted into a flat pin hole at the rear part of the core rod; the front part of the core rod is provided with a round hole corresponding to the round hole on the connecting plate, and a round pin is inserted into the round hole to connect the core rod and the connecting plate together; the front end of the connecting plate is connected with the traction hook. The utility model discloses can solve the automatic coupling that current torpedo type hot metal transport vechicle and railway locomotive used and mismatch to and because torpedo jar hot metal car does not have braking capability, the locomotive is drawing torpedo type hot metal transport vechicle in service need slow down, inertia is great when parkking, has the problem of operation potential safety hazard.

Description

Isolation vehicle traction device of torpedo type molten iron transport vehicle

Technical Field

The utility model belongs to the technical field of the molten iron haulage vehicle technique and specifically relates to a draw hook that is used for drawing between torpedo type molten iron haulage vehicle's isolation vehicle and the locomotive and adopts.

Background

The torpedo type molten iron carrier vehicle is a large molten iron transport device, has the advantages of small heat loss, long heat preservation time, energy conservation and the like, can store molten iron to coordinate the temporary unbalanced state of iron making and steel making, can replace a mixer furnace and a common molten iron tank vehicle for steel making, and can also complete the operation procedures of desulfurization, dephosphorization and the like in the molten iron transport process. Some torpedo type hot metal transport vehicles in China are imported from Europe, chain type couplers are adopted for connecting the two vehicles, the chain type couplers are not matched with automatic couplers used by railway locomotives in China at present, and the torpedo tank hot metal transport vehicles do not have braking capability, so that the locomotives are unsafe to operate due to inertia when the torpedo type hot metal transport vehicles need to be decelerated during running and stop. In order to solve the problem, an isolation vehicle is generally added between the locomotive and the torpedo type molten iron transport vehicle for matching different types of couplers and increasing the running safety through the braking force of the isolation vehicle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an isolation car draw gear of torpedo type hot metal transport vechicle is provided, it can solve torpedo type hot metal transport vechicle and the automatic coupling that the railway locomotive used and mismatch to and because torpedo jar hot metal car does not have braking capability, the locomotive is drawing torpedo type hot metal transport vechicle needs to slow down in service, inertia is great when parkking, has the problem of operation potential safety hazard.

In order to solve the above problem, the technical scheme of the utility model is that: the isolation vehicle traction device of the torpedo type molten iron transport vehicle comprises a traction hook, a connecting plate, a round pin, a front slave plate, a rear slave plate, a core rod, a flat hook pin and a ring spring type buffer;

the core rod penetrates through the center of the ring spring type buffer, and the front slave plate and the rear slave plate are fixed on the ring spring type buffer through a front boss and the hook flat pin inserted into a rear flat pin hole of the core rod; the front part of the core bar is provided with a round hole corresponding to the round hole on the connecting plate, and the round pin is inserted into the round hole to connect the core bar and the connecting plate together; the front end of the connecting plate is connected with the traction hook.

In the above technical solution, a more specific solution is: the ring spring type buffer is a standard part and adopts a No. 2 ring spring type buffer for a railway freight car.

Further: the front end of the connecting plate is provided with a fan-shaped hole, the fan-shaped hole is matched and connected with the T-shaped head of the hook tail of the traction hook, the vertical and front-back movement of the traction hook is limited, and the traction hook is allowed to rotate +/-30 degrees on the horizontal plane.

Further: the hook flat pin is fixed on the hook flat pin bracket through a flat pin hole bolt group.

Further: the upper connecting plate and the lower connecting plate are fixed through a positioning sleeve and a corresponding connecting plate bolt group to keep a proper distance.

Further: the rear slave plate is provided with a groove which is used for limiting the rotation of the flat hook pin and is assembled with the flat hook pin in the vertical direction, and the rotation of the traction hook in the vertical direction is limited through the core rod, the round pin and the connecting plate.

Further: the round pin is connected with the connecting plate through a nut and a split pin.

Due to the adoption of the technical scheme, compared with the prior art, the utility model following beneficial effect has:

1. the No. 2 ring spring buffer for the existing standard railway freight car is adopted to absorb the impact force in the operation process, and the hollow in the middle of the ring spring buffer is skillfully utilized to transfer the traction force through the core rod; and then the connecting plate is connected with the traction hook matched with the chain type coupler, so that the matching of the domestic railway automatic coupler and the chain type coupler is realized, and the connection safety of the domestic railway automatic coupler and the imported torpedo ladle molten iron transport vehicle is ensured.

2. The utility model discloses a preparation is processed to current standard part No. 2 ring spring buffer, preceding slave plate, back slave plate to and directly adopt standard part hook cotter etc. simple structure, processing is convenient, and light in weight is favorable to reduce cost.

3. The utility model discloses can directly install into in the trailing bar seat on the former automatic coupling of installation of railway freight car of china's standard.

4. The utility model discloses a core bar with draw being connected with of hook two can be on the horizontal plane pivoted joints, thereby make the vehicle draw the hook can advance the wide-angle swing when crossing the bend and reduce the risk that torpedo type molten iron transport vechicle of vehicle length overlength falls the way.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic sectional view taken along line a-a in fig. 2.

The reference numbers in the figures denote:

1. the device comprises a flat hook pin, 2, a flat pin hole bolt group, 3, a flat pin bracket, 4, a rear slave plate, 5, a ring spring type buffer, 6, a core rod, 7, a connecting plate, 8, a nut, 9, a split pin, 10, a flat gasket, 11, a round pin, 12, a connecting plate bolt group, 13, a traction hook, 14, a positioning sleeve, 15, a split pin, 16 and a front slave plate.

Detailed Description

The invention will be further described with reference to the following figures and examples:

the isolation vehicle traction device of the torpedo type molten iron transportation vehicle in fig. 1, 2 and 3 comprises a traction hook 13, a connecting plate 7, a round pin 11, a front slave plate 16, a rear slave plate 4, a core rod 6, a flat hook pin 1 and a ring spring type buffer 5;

the ring spring type buffer 5 is a standard part and adopts a No. 2 ring spring type buffer for a railway freight car. The core rod 6 penetrates through the center of the ring spring type buffer 5, and the front slave plate 16 and the rear slave plate 4 are fixed on the ring spring type buffer 5 through the hook flat pin 1 on the front lug boss and the rear flat pin hole. The front part of the core bar is provided with a round hole which corresponds to the round holes on the upper connecting plate 7 and the lower connecting plate 7 and is connected together through a round pin 11. The connecting plate 7 is also provided with a fan-shaped hole matched with the T-shaped head of the tail of the traction hook to limit the up-and-down and front-and-back movement of the traction hook 13, but allow the traction hook 7 to rotate +/-30 degrees on the horizontal plane.

The hook flat pin bracket 3 and the corresponding flat pin hole bolt group 2 are used for fixing the hook flat pin 1, the positioning sleeve 14 and the corresponding connecting plate bolt group 12 are used for fixing the upper connecting plate 7 and the lower connecting plate 7 to keep a proper distance, and the nut 8 on the round pin 11 is used for fixing the round pin 11; the split pins 9 and 15 are matched with corresponding nuts for use, and play a role in preventing the used nuts from loosening.

Round holes matched with the core rods 6 in size are machined in the middle of the front plate 16 and the rear plate 4 and used for allowing the core rods 6 to penetrate through. The front and rear end plates of the No. 2 ring spring type buffer are also processed with round holes with the size matched with the core rod 6, and the core rod 6 passes through the round holes. A round hole is formed in the middle of a buffer element ring spring in the No. 2 ring spring type buffer, processing is not needed, and the core rod 1 directly penetrates through the round hole in the middle of the buffer element ring spring.

The rear slave plate 4 is provided with a vertical groove corresponding to the flat hook pin 1 for limiting the fixed flat hook pin 1 from rotating, and a core bar 6, a round pin 11 and a connecting plate 7 for limiting the traction hook 13 from rotating in the vertical direction.

Claims (7)

1. The utility model provides a torpedo type molten iron haulage vehicle's isolation car draw gear which characterized in that: comprises a traction hook (13), a connecting plate (7), a round pin (11), a front slave plate (16), a rear slave plate (4), a core rod (6), a hook flat pin (1) and a ring spring type buffer (5);

the core rod (6) penetrates through the center of the ring spring type buffer (5), and the front slave plate (16) and the rear slave plate (4) are fixed on the ring spring type buffer (5) through a front boss and the flat hook pin (1); a round hole is formed in the front of the core rod (6), and the round pin (11) is inserted into the round hole to connect the core rod (6) and the connecting plate (7) together; the connecting plate (7) is connected with the traction hook (13).

2. The isolator truck haulage apparatus of a torpedo type molten iron transporting vehicle according to claim 1, wherein: the ring spring type buffer (5) is a standard part and adopts a No. 2 ring spring type buffer for a railway freight car.

3. The isolator car traction apparatus of a torpedo type molten iron transporting vehicle according to claim 1 or 2, wherein: the connecting plate (7) is provided with a fan-shaped hole, and the fan-shaped hole is connected with the T-shaped head of the hook tail of the traction hook (13) in a matched mode.

4. The isolator truck haulage apparatus of a torpedo type molten iron transporting vehicle according to claim 3, wherein: the hook flat pin (1) is fixed on the hook flat pin bracket (3) through a flat pin hole bolt group (2).

5. The isolator truck haulage apparatus of a torpedo type molten iron transporting vehicle according to claim 4, wherein: the two connecting plates (7) are fixed by a positioning sleeve (14) and a corresponding connecting plate bolt group (12).

6. The isolator truck haulage apparatus of a torpedo type molten iron transporting vehicle according to claim 5, wherein: the rear slave plate (4) is provided with a groove which is used for limiting the rotation of the flat hook pin (1) and assembled with the flat hook pin (1), and the rotation of the traction hook (13) in the vertical direction is limited through the core rod (6), the round pin (11) and the connecting plate (7).

7. The isolator truck haulage apparatus of a torpedo type molten iron transporting vehicle according to claim 6, wherein: the round pin (11) is connected with the connecting plate (7) through a nut and a split pin.

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