CN209880700U - Subway storage battery system with self-locking function - Google Patents

Abstract

The utility model relates to the technical field of rail transit, in particular to a subway storage battery system with self-locking function, which comprises a box body, a tray and a battery pack, wherein the battery pack is placed in the tray, the tray is connected with the box body through telescopic guide rails on two sides, a self-locking structure is arranged between the tray and the box body, the self-locking structure comprises a limiting mechanism arranged on the box body and a buckle arranged on the tray, the limiting mechanism comprises a rotating handle, a limiting plate and a rotating shaft, the rotating shaft is connected with the rotating handle and the limiting plate, the rotating handle freely rotates along the rotating shaft, the end part of the buckle is provided with a guide inclined plane, the guide inclined plane is provided with a clamping groove, when in locking, the guide inclined plane penetrates into a guide hole on the limiting plate, the rotating handle slides into the clamping groove to be clamped with the buckle, when in unlocking, the rotating handle is clockwise stirred, easily causes damage to workers.

Description

Subway storage battery system with self-locking function

Technical Field

The utility model relates to a rail transit technical field, concrete field is a take self-locking function's subway battery system.

Background

The subway battery system is one of the most important under-vehicle equipment of the subway, and provides power supply for emergency lighting, ventilation, emergency display, maintenance power, communication, control and the like for a train.

The battery needs regularly to carry out the inspection in aspects such as electrolyte, electrical connection, mechanical fastening in the use, and this just requires can be with convenient dragging out of group battery to the box outside, reserves sufficient space and gives the maintenance personal, still should consider the low cost of structure simultaneously, maintains swift, simple, environmental protection. In the maintenance process, the personal safety of workers is also very important, so that the reasonable structure must be considered when the storage battery system is designed to ensure the safe operation of maintainers.

The existing storage battery system structure is inconvenient for dragging out the battery pack or after dragging out the battery pack, the phenomenon of integral back-sliding of the battery pack can occur due to the fact that a vehicle body is not in the horizontal position and other factors, and the phenomenon is very dangerous in the actual maintenance process and easily causes the body of a worker to be extruded and injured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take self-locking function's subway battery system to it is inconvenient to solve among the prior art subway battery system group battery maintenance, causes the problem of damage to the staff easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take self-locking function's subway battery system, includes box, tray and group battery, the group battery is placed in the tray, the tray passes through the telescopic rail and the box of both sides and is connected, be equipped with self-locking structure between tray and the box, self-locking structure is including installing stop gear on the box and installing the buckle on the tray, stop gear includes twist grip, limiting plate and pivot, twist grip and limiting plate are connected in the pivot, twist grip along pivot free rotation, the tip of buckle is equipped with the direction inclined plane, be equipped with the draw-in groove on the direction inclined plane, during locking, the direction inclined plane penetrates the guiding hole on the limiting plate, twist grip slides in the draw-in groove and blocks with the buckle card, and during the unblock, twist grip breaks away from the draw-in groove, removes the buckle and breaks away from.

Preferably, the limiting plate is provided with an upper limiting block and a lower limiting block, and the upper limiting block and the lower limiting block are distributed on two sides of the rotating handle.

Preferably, the batteries in the battery pack are connected through copper sheets, and positive and negative lead wires of the battery pack are connected to the electrical box through the bottom of the box body.

Preferably, the box includes skeleton, covering and chamber door, the tray is installed inside the skeleton, covering welded fastening is in the top of skeleton, the chamber door passes through the hinge mount and at the side of skeleton.

Preferably, the telescopic amount of the telescopic guide rail is 800 mm.

Compared with the prior art, the beneficial effects of the utility model are that: the battery pack is placed in a tray and fixed by adopting the telescopic guide rails on two sides, so that the peripheral space size of the equipment is greatly reduced, and a smaller installation space under a vehicle is occupied; the box door is taken down, and the tray can be dragged out of the box body by loosening the fixing bolt, so that the maintenance time is greatly saved, and the maintenance cost is reduced; the self-locking structure is arranged, so that the tray can be effectively kept still in the maintenance process of the storage battery, and the personal safety of workers is protected.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the tray of the present invention when it is pulled out;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an exploded view of the present invention;

fig. 5 is an enlarged view of the structure at B in fig. 4.

In the figure: the electric box comprises a box body 1, a framework 11, a skin 12, a box door 13, a tray 2, a buckle 21, a clamping groove 211, a battery pack 3, a rotating handle 4, a limiting plate 5, a guide hole 51, a limiting block 52, a limiting block 53, a rotating shaft 6, a telescopic guide rail 7 and an electric box 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a subway storage battery system with a self-locking function is arranged at the bottom of a vehicle body by adopting a hoisting structure, has a simple structure and comprises a box body 1, a tray 2 and a battery pack 3, wherein the battery pack 3 is arranged in the tray 2, all batteries of a single system are arranged in one tray 2, the structure is more compact, the tray 2 is connected with the box body 1 through telescopic guide rails 7 at two sides, the tray 2 can be freely dragged, a self-locking structure is arranged between the tray 2 and the box body 1 and comprises a limiting mechanism arranged on the box body 1 and a buckle 21 arranged on the tray 2, the limiting mechanism comprises a rotating handle 4, a limiting plate 5 and a rotating shaft 6, the rotating shaft 6 is connected with the rotating handle 4 and the limiting plate 5, the rotating handle 4 freely rotates along the rotating shaft 6, a guide inclined plane is arranged at the end part of the buckle 21, a clamping groove 211 is arranged on the guide inclined plane, when the locking is carried out, rotating handle 4 slips into draw-in groove 211 and holds with buckle 21 card, realizes that 2 locks of tray die, during the unblock, clockwise stir rotating handle 4, and rotating handle 4 breaks away from draw-in groove 211, removes buckle 21 and breaks away from limiting plate 5, just can impel box 1 with tray 2 in, and this system can effectively guarantee the battery maintenance in-process, and 2 stills on tray guarantee staff's safety.

Preferably, the limiting plate 5 is provided with an upper limiting block 52 and a lower limiting block 53, the upper limiting block 52 and the lower limiting block 53 are distributed on two sides of the rotating handle 4, when the rotating handle 4 is not locked, the rotating handle 4 is in a state shown in fig. 5 under the action of self weight, at this time, the upper limiting block 52 limits the position of the rotating handle 4, when the rotating handle 4 is unlocked, the rotating handle 4 is clockwise shifted to the lower limiting block 53, the rotating handle 4 is separated from the clamping groove 211, and the arrangement of the upper limiting block 52 and the lower limiting block 53 can limit the rotating angle of the rotating handle 4 and prevent the rotating angle from being too large.

Specifically, the batteries in the battery pack 3 are connected through copper sheets, the positive and negative electrode lead-out wires of the battery pack 3 are connected to the electric box 8 through the bottom of the box body 1, and the isolating switch and the fuse are placed in the electric box 8, so that the connection and disconnection of the battery pack 3 and a train can be realized.

Specifically, box 1 includes skeleton 11, covering 12 and chamber door 13, tray 2 is installed inside skeleton 11, covering 12 welded fastening is in the top of skeleton 11, chamber door 13 passes through the hinge mount at the side of skeleton 11, wherein skeleton 11 is system support structure, bear the weight of all of the system, skeleton 11 main part comprises steel pipe and steel sheet, accomplish through the welding, the welding satisfies the relevant requirement of EN15085 standard, covering 12 and chamber door 13 realize the protection to inside spare part, play waterproof, dirt-proof effect, the protective effect can reach IEC60254IP55 rank, can also guarantee certain air volume simultaneously, make inside gas in time get rid of like hydrogen, when maintaining group battery 3, only need open chamber door 13, need not to drag tray 2 out to the automobile body outside along the guide rail completely with the help of jacking equipment such as fork truck, the maintenance man-hour has been saved greatly.

Furthermore, the telescopic quantity of the telescopic guide rail 7 is 800mm, the tray 2 can be dragged out by the distance of 800mm, so that the tray 2 can be completely separated from the box body 1, and the staff can carry out all-around maintenance on the battery pack 3 in the storage battery system.

The battery pack 3 is placed in one tray 2 and fixed by adopting the telescopic guide rails 7 at two sides, so that the peripheral space size of the equipment is greatly reduced, and a smaller installation space under a vehicle is occupied; the box door 13 is taken down, and the tray 2 can be dragged out of the box body 1 by loosening the fixing bolt, so that the maintenance time is greatly saved, and the maintenance cost is reduced; the self-locking structure is arranged, so that the tray 2 can be effectively ensured to be still in the maintenance process of the storage battery, and the personal safety of workers is protected

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a take self-locking function's subway battery system which characterized in that: including box (1), tray (2) and group battery (3), place in tray (2) group battery (3), tray (2) are connected with box (1) through the telescopic rail (7) of both sides, be equipped with the auto-lock structure between tray (2) and box (1), the auto-lock structure is including installing stop gear on box (1) and installing buckle (21) on tray (2), stop gear includes twist grip (4), limiting plate (5) and pivot (6), twist grip (4) and limiting plate (5) are connected in pivot (6), twist grip (4) are along pivot (6) free rotation, the tip of buckle (21) is equipped with the direction inclined plane, be equipped with draw-in groove (211) on the direction inclined plane, during the locking, the direction inclined plane penetrates guiding hole (51) on limiting plate (5), the rotating handle (4) slides into the clamping groove (211) and is clamped with the buckle (21), during unlocking, the rotating handle (4) is clockwise stirred, the rotating handle (4) is separated from the clamping groove (211), and the movable buckle (21) is separated from the limiting plate (5).

2. A subway battery system with self-locking function as claimed in claim 1, wherein: the limiting plate (5) is provided with an upper limiting block (52) and a lower limiting block (53), and the upper limiting block (52) and the lower limiting block (53) are distributed on two sides of the rotating handle (4).

3. A subway battery system with self-locking function as claimed in claim 1, wherein: batteries in the battery pack (3) are connected through copper sheets, and positive and negative lead-out wires of the battery pack (3) are connected to the electric box (8) through the bottom of the box body (1).

4. A subway battery system with self-locking function as claimed in claim 1, wherein: the box body (1) comprises a framework (11), a skin (12) and a box door (13), the tray (2) is installed inside the framework (11), the skin (12) is welded and fixed to the top of the framework (11), and the box door (13) is installed on the side of the framework (11) through a hinge.

5. A subway battery system with self-locking function as claimed in claim 1, wherein: the telescopic quantity of the telescopic guide rail (7) is 800 mm.