CN201321087Y - Rear plate locking device of a five-hook interlocked self-discharging wagon - Google Patents

Abstract

The utility model discloses a rear plate locking device of a five-hook interlocked self-discharging wagon, which is arranged at the bottom part of a carriage. The rear plate locking device comprises a five-interlocked hook component and a pulling arm, wherein the five interlocked hook component comprises a shaft lever, a swinging arm and five hooks; the hooks are fixedly arranged on the shaft lever which is arranged in a rear cross beam of a carriage chassis through a pair of support saddles; and slide fit is adopted between the shaft lever and the support saddles. A fixed swinging arm is arranged on the shaft lever; one end of the pulling arm is hinged on the swinging arm, and the other end thereof is arranged on a limiting guiding rail on the inner side of an auxiliary frame. Five interlocked hooks realize that the embedded rear plate is tightly closed, and ensure the locking reliability; and the rear plate locking device is particularly suitable for being used in the transportation of fine-granular material, has simple structure and mounting process, convenient maintenance, long service life and simple and convenient operation.

Description

The five plate latching devices behind the moving dumping car that are hooked together

Technical field

The utility model belongs to the self-discharging carriage door locking device, is specifically related to plate latching device behind a kind of coupling type dumping car.

Background technology

Dumping car mostly is rear-unloading type, be provided with latching device between plate and the base plate behind the compartment, back plate latching device generally adopts the locking hook structure, locking point is generally 1 or 2, plate is a rigidity sheet material behind the dumping car, at full load bears immense pressure, growth along with the dumping car period of service, the plate lower frame can be because locking point and other positions be stressed different and be out of shape behind the compartment, be easy to generate the slit between plate and the base plate behind the compartment,, just be easy to reveal if in cargo-carring material, there are a large amount of fine grained materials, cause goods loss or road surface to pollute, and bring hidden danger to traffic safety.

The utility model content

In order to overcome the above-mentioned defective that the known technology field exists, the purpose of this utility model is, a kind of five plate latching devices behind the moving dumping car that are hooked together are provided, reasonable in design, reliable lock, long service life.

The five plate latching devices behind the moving dumping car that are hooked together that the utility model provides, be arranged on the bottom, compartment, comprise 5-linked hook assembly, torque arm, described 5-linked hook assembly comprises axostylus axostyle, swing arm, hook, hook has 5, hook is fixedly installed on the axostylus axostyle, and axostylus axostyle is arranged on by a pair of bearing in the after cross member of cabin floor, bearing fit between axostylus axostyle and the bearing; Described axostylus axostyle is provided with fixedly swing arm, and torque arm one end is hinged in the swing arm, and the other end is arranged on the limit guide rail of subframe inboard.Described torque arm comprises pull bar, pull back spring, spindle arm, pull bar comprises preceding shaft clevis, connects screwed pipe, back clevis, preceding shaft clevis front end is hinged on spindle arm one end, other end captive joint screw rod, back clevis rear end are hinged in the swing arm of 5-linked hook assembly, other end captive joint screw rod, connecting screwed pipe is a steel pipe, two ends are fixed with the opposite nut of rotation direction, and the screw rod rotation direction of front and back shaft clevis is screwed on the contrary and connects in the screwed pipe, and the length of pull bar can be regulated thus; On the screw rod of shaft clevis, two ends were separately positioned on preceding shaft clevis, the cabin floor intermediate transverse girder before described pull back spring was sleeved on; Spindle arm is

Shape, an end are hinged on preceding shaft clevis front end, and the other end is arranged on the limit guide rail, and the spindle arm middle part is connected with suspension bracket on being arranged on the compartment subframe by bearing pin, and described limit guide rail is vertical with spindle arm, is fixedly installed on the subframe.

The five plate latching devices behind the moving dumping car that are hooked together that the utility model provides, uniform 5-linked hook is realized embedded back plate tight closure, guarantees reliable lock, be specially adapted to the transportation of fine grained material, structure and mounting process are simple, are convenient to maintenance, long service life, simple to operation.

Description of drawings

Fig. 1 is the integral structure scheme drawing of an embodiment of the utility model;

Fig. 2 is the working state schematic representation of Fig. 1;

Fig. 3 be among Fig. 1 B-B to the local structure scheme drawing;

Fig. 4 be among Fig. 1 C to the local structure scheme drawing.

Mark among the figure:

1. suspension bracket; 2. cabin floor; 3. link up with; 4. bearing; 5. spindle arm; 6. preceding shaft clevis, 7. limit guide rail; 8. back clevis; 9. connection screwed pipe; 10. pull back spring; 11. subframe; 12. axostylus axostyle; 13. swing arm; 14. pull bar.

The specific embodiment

With reference to the accompanying drawings, in conjunction with an embodiment, five be hooked together that the plate latching device is described in detail behind the moving dumping car to what the utility model provided.

Embodiment

With reference to Fig. 1-Fig. 4, five of the present embodiment plate latching device behind the moving dumping car that is hooked together, be arranged on the bottom, compartment, comprise 5-linked hook assembly, torque arm, described 5-linked hook assembly comprises axostylus axostyle 12, swing arm 13, hook 3, and hook 3 has 5, and hook 3 is fixedly installed on the axostylus axostyle 12, axostylus axostyle 12 is arranged in the after cross member of cabin floor 2 by a pair of bearing 4, bearing fit between axostylus axostyle 12 and the bearing 4; Described axostylus axostyle 12 is provided with fixedly swing arm 13, and torque arm one end is hinged in the swing arm 13, and the other end is arranged on the limit guide rail 7 of subframe 11 inboards.Described torque arm comprises pull bar 14, pull back spring 10, spindle arm 5, pull bar 14 comprises preceding shaft clevis 6, connects screwed pipe 9, back clevis 8, preceding shaft clevis 6 front ends are hinged on spindle arm 5 one ends, other end captive joint screw rod, back clevis 8 rear ends are hinged in the swing arm 13 of 5-linked hook assembly, other end captive joint screw rod, connecting screwed pipe 9 is a steel pipe, two ends are fixed with the opposite nut of rotation direction, the screw rod rotation direction of front and back shaft clevis is screwed on the contrary and connects in the screwed pipe 9, and the length of pull bar 14 can be regulated thus; On the screw rod of shaft clevis 6, two ends were separately positioned on preceding shaft clevis 6, cabin floor 2 intermediate transverse girders before described pull back spring 10 was sleeved on; Spindle arm 5 is

Shape, an end are hinged on preceding shaft clevis 6 front ends, and the other end is arranged on the limit guide rail 7, and spindle arm 5 middle parts are connected with suspension bracket 1 on being arranged on compartment subframe 11 by bearing pin, and described limit guide rail 7 is vertical with spindle arm 5, is fixedly installed on the subframe 11.

When car door was closed, pull back spring was in extended state, The shape spindle arm is relative fixed under the position-limiting action of limit guide rail, suspension bracket, leans on the pulling force of pull back spring that the 5-linked hook assembly is locked on the back carriage plate.During unloading, the compartment is by lifting, and pull back spring bounces back naturally, pull bar is end motion behind the compartment, drives the restriction that spindle arm breaks away from limit guide rail, and the swing arm that pull bar promotes to be fixed on the axostylus axostyle rotates around axostylus axostyle, 5 hooks are simultaneously to unscrewing, and car door is opened, and begin unloading.

Claims (2)

1. plate latching device behind the moving dumping car that is hooked together, be arranged on the bottom, compartment, it is characterized in that: described back plate latching device comprises 5-linked hook assembly, torque arm, described 5-linked hook assembly comprises axostylus axostyle, swing arm, hook, hook has 5, hook is fixedly installed on the axostylus axostyle, and axostylus axostyle is arranged on by a pair of bearing in the after cross member of cabin floor, bearing fit between axostylus axostyle and the bearing; Described axostylus axostyle is provided with fixedly swing arm, and torque arm one end is hinged in the swing arm, and the other end is arranged on the limit guide rail of subframe inboard.

2. the according to claim 1 five plate latching devices behind the moving dumping car that are hooked together, it is characterized in that: described torque arm comprises pull bar, pull back spring, spindle arm, pull bar comprises preceding shaft clevis, connect screwed pipe, back clevis, preceding shaft clevis front end is hinged on spindle arm one end, other end captive joint screw rod, the back clevis rear end is hinged in the swing arm of 5-linked hook assembly, other end captive joint screw rod, connecting screwed pipe is a steel pipe, two ends are fixed with the opposite nut of rotation direction, the screw rod rotation direction of front and back shaft clevis is screwed on the contrary and connects in the screwed pipe, and the length of pull bar can be regulated thus; On the screw rod of shaft clevis, two ends were separately positioned on preceding shaft clevis, the cabin floor intermediate transverse girder before described pull back spring was sleeved on; Spindle arm is

Shape, an end are hinged on preceding shaft clevis front end, and the other end is arranged on the limit guide rail, and the spindle arm middle part is connected with suspension bracket on being arranged on the compartment subframe by bearing pin, and described limit guide rail is vertical with spindle arm, is fixedly installed on the subframe.

Images