CN101746387A

CN101746387A - Flat-car overturning lock of railway container

Info

Publication number: CN101746387A
Application number: CN200810236832A
Authority: CN
Inventors: 臧俊杰; 曾丁轩; 金晓平
Original assignee: CSR Yangtze Co Ltd
Current assignee: CRRC Yangtze Co Ltd
Priority date: 2008-12-12
Filing date: 2008-12-12
Publication date: 2010-06-23
Anticipated expiration: 2028-12-12
Also published as: CN101746387B

Abstract

The invention discloses a flat-car overturning lock of railway container, which comprises a lock head base fixed to a side beam web of a car body, a lock pin fixed in a pin hole of the lock head base, and an overturned lock head articulated to the lock pin and capable of rotating around the lock pin, wherein the middle of the lock pin is provided with a lock pin lug boss facing upwards vertically, the wall of an axle hole of the overturned lock head is provided with a clamping groove capable of embedded matching with the lock pin lug boss. The lock further comprises a pair of lock head positioning plates which limit the overturned lock head to swing, the lock head positioning plates are fixed to a side beam panel of the car body and are positioned at two longitudinal sides of the overturned lock head overturned onto the side beam panel of the car body. When being disengaged from the lock pin lug boss, the clamping groove can be overturned, around the lock pin, to a setting position so as to lock containers; when being engaged with the lock pin lug boss, the clamping groove can realize the fixation of the overturning lock head under the nonuse status. The flat-car overturning lock has simple structure, convenient operation, good safety and reliability and excellent economic effect and practicability can meet the transportation demands of containers in various feet.

Description

Flat-car overturning lock of railway container

Technical field

The present invention relates to the accessory of fixed set vanning on the railway container flat car, refer to a kind of flat-car overturning lock of railway container particularly.

Background technology

In the railway container flat car transportation, the freight container of the various feet that load need use different tapered end combinations, and particularly convertible lockset need be adopted with interior middle part in the container flat car two ends.The assembly method of the convertible lockset of tradition is with the hands to mention overturning lock head mostly, and it is dropped in the tapered end groove.Like this, both need on overturning lock head, assemble safe hanging piece, need on the car body curb girder, offer cooresponding tapered end groove again, cause lock body structure complexity, productive costs to increase, tapered end overturns and mention operation also very inconvenience.And a kind of overturning lock head of dimensions can only corresponding a kind of tapered end groove, and the tapered end groove dimensions on the car body curb girder all immobilizes, thereby can not satisfy the transportation request of different forty equivalent unit 40s.Simultaneously, the bulk strength and the rigidity of offering meeting destruction car body curb girder of tapered end groove, the overturning lock head of hanging under the state is also collided the car body curb girder easily and it is damaged, and then shortens the service life of container flat car, increases the maintenance maintenance expense.

Summary of the invention

Purpose of the present invention is exactly that a kind of simple in structure, easy to operate, safe and reliable, economical and practical, flat-car overturning lock of railway container that can satisfy various forty equivalent unit 40 transportation requests will be provided.

For achieving the above object, the flat-car overturning lock of railway container that the present invention is designed is spaced apart along the base, vertical both sides of freight container.Described lockset comprises that one is fixed on lock pin in tapered end seat on the car body curb girder web, the pin-and-hole that is fixed on the tapered end seat and one and is hinged on the overturning lock head that can rotate around it on the lock pin, the centre of described lock pin is provided with a lock pin lug boss straight up, offers one on the axis hole hole wall of described overturning lock head and can embed the draw-in groove that cooperates with described lock pin lug boss.When draw-in groove separates with lock pin lug boss, can be turned to desired location, be used for locking of container around lock pin; When draw-in groove and lock pin lug boss are chimeric, can realize overturning lock head fixing under non-working condition.

Further, described lockset also comprises the tapered end locating plate of a pair of restriction overturning lock head swing, and described tapered end locating plate is fixed on the car body curb girder panel, is positioned at and turns over vertical both sides of dropping on the overturning lock head on the car body curb girder panel.At the overturning lock head of different size specification, can adjust vertical fixed position of tapered end locating plate flexibly, thereby realize accurate qualification overturning lock head.

Principle of work of the present invention is as follows: when needs use this lockset to lock a kind of freight container of size, draw-in groove on the overturning lock head axis hole is withdrawed from lock pin lug boss, overturning lock head can be rotated to car body curb girder panel top, be used for locating to the freight container on the articulated car.Wherein: can be by the degree of vertically rocking of tapered end locating plate restriction overturning lock head, bear simultaneously that freight container rocks the force of inertia of generation in the transportation, guarantee that overturning lock head can not break away from the tapered end locating plate all the time, in use safe and reliable.When the freight container of the another kind of size of transportation, because its employed lockset position difference, the lockset of situ need be overturn, rotate overturning lock head this moment around lock pin, make it break away from car body curb girder panel, when overturning lock head rotates to certain angle (as the plane of gravity), the draw-in groove on the overturning lock head axis hole is embedded in the lock pin lug boss, overturning lock head can not be swung in the process of vehicle '.The swing amplitude that limits overturning lock head then is to realize by the gap between control overturning lock head and the tapered end seat.

The invention has the advantages that: designed lockset by simple draw-in groove and lock pin lug boss embedded structure realize overturning lock head use or non-working condition under location and fixing, what effectively prevented from when overturning lock head from turning down to produce rocks, avoided overturning lock head and car body curb girder to produce collision, it is simple in structure, safe and reliable.Simultaneously, when loading various different forty equivalent unit 40, can select to use the lockset of diverse location by spinning upside down of overturning lock head, it is easy to operate, economical and practical, can satisfy the needs of the various forty equivalent unit 40s of transportation fully.

Description of drawings

Fig. 1 is the main TV structure scheme drawing of flat-car overturning lock of railway container under running condition;

Fig. 2 is the plan structure scheme drawing of lockset shown in Figure 1;

Fig. 3 is the left TV structure scheme drawing of lockset shown in Figure 1;

Fig. 4 is the A-A sectional structure scheme drawing among Fig. 2;

Fig. 5 is the main TV structure scheme drawing of overturning lock head among Fig. 1;

Fig. 6 is the plan structure scheme drawing of Fig. 5;

Fig. 7 is the left TV structure scheme drawing of Fig. 5;

Fig. 8 is that K among Fig. 5 is to structural representation;

Fig. 9 is the main TV structure scheme drawing of lock pin among Fig. 1;

Figure 10 is the plan structure scheme drawing of Fig. 9;

Figure 11 is the B-B sectional structure scheme drawing among Fig. 9;

Figure 12 is the fit structure scheme drawing of lockset shown in Figure 1 its overturning lock head and lock pin under non-working condition.

The specific embodiment

The present invention is described in further detail below in conjunction with the drawings and specific embodiments:

Flat-car overturning lock of railway container shown in the figure, the interval is arranged in the base, vertical both sides of freight container 6.This lockset mainly is welded on lock pin 3 in tapered end seat 2 on car body curb girder 4 webs, the pin-and-hole that is fixedly mounted on tapered end seat 2 and one by one and is hinged on the overturning lock head 1 that can rotate around it on the lock pin 3 and forms.Intermediate cut at lock pin 3 is processed with a lock pin lug boss 3a straight up, and lock pin lug boss 3a is two stage steps shape structure, and its top is arc surface shape; Offer one and can form the draw-in groove 1a that embedding cooperates with lock pin lug boss 3a top on the axis hole hole wall of overturning lock head 1, the inboard of draw-in groove 1a offers the corresponding guide groove 1b of bottom stage shape structure with lock pin lug boss 3a.The two stage steps shape structure of lock pin lug boss 3a helps that it is reliablely and stablely chimeric with guide groove 1b and draw-in groove 1a, and the arc surface shape top of lock pin lug boss 3a then helps it rapidly and accurately by guide groove 1b slippage and be inserted among the draw-in groove 1a.

This lockset also has the tapered end locating plate 5 of a pair of restriction overturning lock head 1 swing, and tapered end locating plate 5 is fixed on car body curb girder 4 panels, is positioned at and turns over vertical both sides of dropping on the overturning lock head 1 on car body curb girder 4 panels.Two longitudinal spacing face m of the top confined planes n of tapered end locating plate 5 and overturning lock head 1 all are circular arc.Because the gap between the top confined planes n of tapered end locating plate 5 and the two longitudinal spacing face m of overturning lock head 1 can be designed lessly, freight container 6 rocks the Xiang Yiduan skew and can not cause overturning lock head 1 to break away from the top confined planes n of tapered end locating plate 5, so overturning lock head 1 is very safe and reliable under running condition.

When this lockset uses, earlier overturning lock head 1 is upwards mentioned, make the draw-in groove 1a on the overturning lock head 1 break away from lock pin lug boss 3a, then it is turn to car body curb girder 4 panels top around lock pin 3, positioning action between the circular arc confined planes m by overturning lock head 1 and the circular arc confined planes n of locating plate 5, determine the position of overturning lock head 1, prevent that overturning lock head 1 is offset to arbitrary limit, satisfies the positioning requirements of freight container 6.

When this lockset does not use, earlier overturning lock head 1 is mentioned the circular arc confined planes n that breaks away from locating plate 5, then it is turned to its plane of gravity around lock pin 3, about 225 ° angle, again by the guide groove 1b on the overturning lock head 1 and the circular arc slippage at lock pin lug boss 3a top, lock pin lug boss 3a is embedded among the draw-in groove 1a of overturning lock head 1, because lock pin 3 is fixed, so overturning lock head 1 also just is fixed on the lock pin 3, thereby play the fixedly effect of overturning lock head 1, overturning lock head 1 can not be produced when vehicle ' swing.

Claims

1. flat-car overturning lock of railway container, base, vertical both sides along freight container (6) is arranged at interval, it is characterized in that: described lockset comprises a tapered end seat (2) that is fixed on car body curb girder (4) web, lock pin (3) in pin-and-hole that is fixed on tapered end seat (2), and one be hinged on the overturning lock head (1) that can rotate around it on the lock pin (3), the centre of described lock pin (3) is provided with a lock pin lug boss (3a) straight up, offers one on the axis hole hole wall of described overturning lock head (1) and can embed the draw-in groove (1a) that cooperates with lock pin lug boss (3a).

2. flat-car overturning lock of railway container according to claim 1 is characterized in that: described lock pin lug boss (3a) is step-like structure, and the inboard of described draw-in groove (1a) offers the corresponding guide groove of step-like structure (1b) with lock pin lug boss (3a).

3. flat-car overturning lock of railway container according to claim 1 and 2 is characterized in that: the top of described lock pin lug boss (3a) is arc surface shape.

4. flat-car overturning lock of railway container according to claim 1 and 2, it is characterized in that: described lockset also comprises the tapered end locating plate (5) of a pair of restriction overturning lock head (1) swing, and described tapered end locating plate (5) is fixed on car body curb girder (4) panel, is positioned at and turns over vertical both sides of dropping on the overturning lock head (1) on car body curb girder (4) panel.

5. flat-car overturning lock of railway container according to claim 3, it is characterized in that: described lockset also comprises the tapered end locating plate (5) of a pair of restriction overturning lock head (1) swing, and described tapered end locating plate (5) is fixed on car body curb girder (4) panel, is positioned at and turns over vertical both sides of dropping on the overturning lock head (1) on car body curb girder (4) panel.

6. flat-car overturning lock of railway container according to claim 4 is characterized in that: the top confined planes (n) of described tapered end locating plate (5) all is circular arc with two longitudinal spacing faces (m) of overturning lock head (1).

7. flat-car overturning lock of railway container according to claim 5 is characterized in that: the top confined planes (n) of described tapered end locating plate (5) all is circular arc with two longitudinal spacing faces (m) of overturning lock head (1).