CN211556034U

CN211556034U - Labyrinth baffle type filter valve for acid mist discharge of vehicle-mounted storage battery

Info

Publication number: CN211556034U
Application number: CN202020458053.9U
Authority: CN
Inventors: 陆家铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-09-22
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a labyrinth baffle formula filter valve for vehicle-mounted storage battery arranges acid mist, which comprises a valve body, the exhaust hole that is used for the exhaust is left to the top surface of valve body, the bottom opening of valve body is vertical to be fixed with a valve section of thick bamboo, it is equipped with labyrinth acid blocking mechanism to overlap through buckle structure in the valve section of thick bamboo, labyrinth acid blocking mechanism includes mainboard and acid blocking plate, the mainboard vertically penetrates in the valve section of thick bamboo, crisscross the acid blocking plate that is fixed with the polylith tilt up on the lateral wall of mainboard, acid blocking plate encloses to be fixed on the mainboard and leaves long limit and minor face respectively in the left and right sides of mainboard, long limit vertical direction is higher than the minor face, the ventilation gap that acid mist rises is left to long limit and valve section of thick bamboo inner wall, leave the backward flow clearance between the minor face minimum and the top surface of the labyrinth acid blocking mechanism of adjacent bottom, be equipped; the utility model discloses utilize baffle formula maze to keep off sour mechanism and can carry out the condensation with the acid mist that the battery fluid infusion produced and retrieve, improve the life-span of battery.

Description

Labyrinth baffle type filter valve for acid mist discharge of vehicle-mounted storage battery

Technical Field

The utility model particularly relates to a battery valve body specifically is a labyrinth baffle formula filter valve for on-vehicle battery acid mist discharging.

Background

The vehicle-mounted battery is mostly a lead-acid storage battery, and the electrolyte of the lead-acid storage battery is a dilute sulfuric acid solution prepared by adding concentrated sulfuric acid to water. The quality of the electrolyte greatly affects the service life, capacity and the like of the storage battery. Meanwhile, the working environment temperature of the storage battery can also affect the electrolyte. According to the chemical reaction principle of the lead plate and the electrolyte of the storage battery, as long as the electrolyte of the storage battery is not lack of water, the electrolyte can carry out infinite circulating reaction to finish the mutual conversion of electric energy and chemical energy. However, in the use process of the lead-acid storage battery, the liquid level is reduced due to the water consumption in the electrolyte, and timely water supplement is needed to prevent the pole plate from being exposed to cause vulcanization and inerting, so that the capacity of the storage battery is reduced.

Generally be equipped with on the battery and annotate liquid stopper or valve plug, annotate the effect of liquid stopper when the battery charges, need not to open the lid and just can discharge the hydrogen and the oxygen that produce, can carry out the fluid infusion to the battery through annotating the liquid stopper simultaneously, open and annotate the proportion and the temperature that the liquid stopper just can measure electrolyte, at the fluid infusion in-process, after the fluid infusion is accomplished, the inside gas that produces of battery can take out the inside acid gas of battery, moisture loss beats in the battery on the one hand, on the other hand a large amount of gas can lead to acidizing fluid to spout from annotating the exhaust hole of liquid sieve and spill over, consequently to this type of problem, we need one kind can reduce the fluid infusion in-process, the inside liquid moisture loss of battery just can prevent the on.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a labyrinth baffle formula filter valve for on-vehicle battery acid mist of arranging to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a labyrinth baffle formula filter valve for vehicle-mounted storage battery arranges acid mist, includes the valve body, the top surface of valve body leaves and is used for carminative exhaust hole, the vertical valve barrel that is fixed with of bottom opening of valve body, it keeps off sour mechanism to overlap through buckle structure in the valve barrel to be equipped with the labyrinth, the labyrinth keeps off sour mechanism and includes mainboard and fender sour board, the mainboard is vertical to be penetrated in the valve barrel, crisscross being fixed with polylith tilt up's fender sour board on the lateral wall of mainboard, keep off sour board encloses to close to fix on the mainboard and leave long limit and minor face respectively in the left and right sides of mainboard, and the vertical direction in long limit is higher than the minor face, and the clearance of ventilating that the acid mist rises is left with valve barrel inner wall to long limit, leaves the backward flow clearance between the labyrinth that the minor face minimum and adjacent bottom kept off sour mechanism's top surface, the labyrinth.

As a further aspect of the present invention: the sour baffle is the arc, and the arc limit of sour baffle sets up to long limit with the inner wall next-door neighbour of a valve section of thick bamboo, and the relative side in sour baffle arc limit is the vertical retort limit, and the vertical retort limit height is less than long limit height.

As a further aspect of the present invention: the clamping structure comprises a plurality of clamping openings and clamping blocks, the clamping openings are opposite in position, the clamping openings penetrate through the wall of the valve barrel, the clamping blocks are fixed on the side wall of the acid blocking plate, the clamping blocks of the labyrinth acid blocking mechanism are clamped in the clamping openings of the valve barrel, and the labyrinth acid blocking mechanism is integrally limited and sleeved in the valve barrel through the clamping of the clamping openings and the clamping blocks.

As a further aspect of the present invention: and the side wall of the valve barrel is provided with an air inlet notch for facilitating the acid mist to enter the valve barrel.

As a further aspect of the present invention: the size of the air inlet gap is the same as the size of the two acid baffle plates at the bottom of the labyrinth acid baffle mechanism.

As a further aspect of the present invention: the knob cap convenient for the valve body to integrally rotate is arranged on the side wall of the top of the valve body, fastening threads for fastening the valve body in a threaded manner are fixed on the side wall of the bottom opening of the valve body, and a rubber ring with the section size larger than that of the bottom opening of the valve body is arranged at the top of the fastening threads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by adopting a labyrinth type liquid-gas separation structure, the internal oxygen recombination has the function of extremely low water loss, no acid liquid splashing exists, and the method is safer;

2. a plurality of acid blocking paths are arranged on a path where acid mist (gas) flows, and when the acid mist (gas) flows through the paths, the acid gas is cooled into liquid and flows back to the interior of the battery due to the temperature difference effect, so that the water loss is reduced; the purpose of prolonging the service life of the battery is achieved;

3. the gas is finally filtered by the filter disc and then discharged out of the battery, and the filter disc can filter the acid mist in the gas again.

Drawings

Fig. 1 is an exploded view of a labyrinth baffle filter valve for acid mist removal from an on-board battery.

Fig. 2 is a schematic structural diagram of a labyrinth baffle type filter valve for discharging acid mist of an on-board battery.

FIG. 3 is a schematic structural diagram of the top of a valve body in a labyrinth baffle type filter valve for discharging acid mist of an on-board battery.

FIG. 4 is a sectional view of the vertical surface of the valve body and the flow path of the acid mist in the labyrinth baffle type filter valve for discharging the acid mist of the vehicle-mounted storage battery.

In the figure: the valve comprises a valve body 1, fastening threads 10, a rubber ring 11, a knob cap 12, an exhaust hole 13, a valve barrel 2, a bayonet 20, an air inlet notch 21, a labyrinth acid blocking mechanism 3, a main board 30, an acid blocking plate 31, a clamping block 32 and a filter plate 4.

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.

Example 1

Referring to fig. 1 to 4, in an embodiment of the present invention, a labyrinth baffle type filter valve for discharging acid mist from a vehicle-mounted storage battery includes a valve body 1, a vent hole 13 for exhausting air is reserved on a top surface of the valve body 1, a valve barrel 2 is vertically fixed on a bottom opening of the valve body 1, a labyrinth acid blocking mechanism 3 is sleeved in the valve barrel 2 through a buckle structure, the labyrinth acid blocking mechanism 3 includes a main board 30 and an acid blocking plate 31, the main board 30 vertically penetrates into the valve barrel 2, a plurality of upwardly inclined acid blocking plates 31 are fixed on a side wall of the main board 30 in a staggered manner, the acid blocking plate 31 is enclosed and fixed on the main board 30, long sides and short sides are respectively reserved on left and right sides of the main board 30, a vertical direction of the long sides is higher than the short sides, a ventilation gap for rising acid mist is reserved between the long sides and an inner wall of the valve barrel 2, a backflow gap is reserved between the lowest end and a top, and a filter 4 for filtering acid mist is arranged between the labyrinth acid-blocking mechanism 3 and the exhaust hole 13.

The sour board 31 of keeping off is the arc, and the arc limit of keeping off sour board 31 sets up to long limit with the inner wall next-door neighbour of valve section of thick bamboo 2, and the relative side in the arc limit of keeping off sour board 31 is the vertical retort limit, and the vertical retort limit highly is less than long limit height, and the air gap that all places can be guaranteed to the inner wall that the sour board 31 of curved keeping off can laminate valve section of thick bamboo 2 more can be even unanimous.

The clamping structure comprises a plurality of clamping openings 20 and clamping blocks 32 which are opposite in position, the clamping openings 20 penetrate through the wall of the valve barrel 2, the clamping blocks 32 are fixed on the side wall of the acid blocking plate 31, the clamping blocks 32 of the labyrinth acid blocking mechanism 3 are clamped in the clamping openings 20 of the valve barrel 2, and the labyrinth acid blocking mechanism 3 is integrally and limitedly sleeved in the valve barrel 2 through the clamping of the clamping openings 20 and the clamping blocks 32.

The knob cap 12 that makes things convenient for the whole pivoted of valve body 1 is seted up to the top lateral wall of valve body 1, be fixed with the fastening screw thread 10 that is used for screw-thread fastening valve body 1 on the bottom opening lateral wall of valve body 1, the top of fastening screw thread 10 is equipped with cross sectional dimension and is greater than 1 bottom open-ended rubber circle 11 of valve body, and the rubber circle 11 of setting can play good sealed effect.

The utility model discloses a theory of operation is: when acid mist enters the valve barrel 2, the acid mist can be blocked by the acid blocking plates 31 staggered in the labyrinth acid blocking mechanism 3 in the rising process of the ventilation gap due to the temperature difference effect, the acid gas becomes liquid after being cooled, the condensed liquid leaks to the top surface of the acid blocking mechanism 3 at the adjacent bottom along the acid blocking plates 31 arranged in an inclined mode, and flows downwards along the backflow gap, until the inside of the battery is returned again, the loss of moisture is reduced, the service life of the battery is prolonged, the acid blocking mechanism 3 can be prevented from acid liquid splashing by the labyrinth acid blocking mechanism, the arranged filter piece 4 can filter the acid mist once again from the discharged gas, and the blocking efficiency of the acid mist filtration is improved.

Example 2

This example differs from example 1 in that:

the side wall of the valve barrel 2 is provided with an air inlet notch 21 which is convenient for acid mist to enter the valve barrel 2, and the arranged air inlet notch 21 is mainly convenient for acid mist to be introduced into the valve barrel 2.

The size of the air inlet gap 21 is the same as the interval size of two acid blocking plates 31 which are separated from the bottommost part of the labyrinth acid blocking mechanism 3, and the air inlet gap 21 is mainly prevented from being too large, so that the acid blocking plates 31 at a plurality of intervals directly leak outwards, and the air inlet gap cannot surround the inner wall of the valve barrel 2 to form an effective blocking effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A labyrinth baffle type filter valve for discharging acid mist of a vehicle-mounted storage battery comprises a valve body (1), wherein an exhaust hole (13) for exhausting is reserved on the top surface of the valve body (1), and is characterized in that a valve barrel (2) is vertically fixed on an opening at the bottom of the valve body (1), a labyrinth acid blocking mechanism (3) is sleeved in the valve barrel (2) through a buckle structure, the labyrinth acid blocking mechanism (3) comprises a main plate (30) and acid blocking plates (31), the main plate (30) vertically penetrates into the valve barrel (2), a plurality of upwards inclined acid blocking plates (31) are fixed on the side wall of the main plate (30) in a staggered mode, the acid blocking plates (31) are fixed on the main plate (30) in a surrounding mode, long sides and short sides are reserved on the left side and the right side of the main plate (30) respectively, the vertical direction of the long sides is higher than the short sides, and ventilation gaps for rising of the acid mist are reserved on the, a backflow gap is reserved between the lowest end of the short side and the top surface of the labyrinth acid blocking mechanism (3) at the adjacent bottom, and a filter (4) used for filtering acid mist is arranged between the labyrinth acid blocking mechanism (3) and the exhaust hole (13).

2. The labyrinth baffle type filter valve for discharging the acid mist of the vehicle-mounted storage battery is characterized in that the acid blocking plate (31) is an arc-shaped plate, the arc-shaped edge of the acid blocking plate (31) is arranged to be a long edge close to the inner wall of the valve barrel (2), the opposite side edge of the arc-shaped edge of the acid blocking plate (31) is a straight strip edge, and the height of the straight strip edge is lower than that of the long edge.

3. The labyrinth baffle type filter valve for discharging the acid mist of the vehicle-mounted storage battery is characterized in that the buckling structure comprises a plurality of opposite-position bayonets (20) and clamping blocks (32), the bayonets (20) penetrate through the wall of the valve barrel (2), the clamping blocks (32) are fixed on the side wall of the acid blocking plate (31), the clamping blocks (32) of the labyrinth acid blocking mechanism (3) are clamped in the bayonets (20) of the valve barrel (2), and the labyrinth acid blocking mechanism (3) is integrally limited and sleeved in the valve barrel (2) through the clamping of the bayonets (20) and the clamping blocks (32).

4. The labyrinth baffle type filter valve for discharging the acid mist of the vehicle-mounted storage battery is characterized in that the side wall of the valve cylinder (2) is provided with an air inlet notch (21) which is convenient for the acid mist to enter the valve cylinder (2).

5. A labyrinth baffle type filter valve for discharging acid mist of vehicle-mounted storage batteries according to claim 4, characterized in that the size of the air inlet notch (21) is the same as the spacing size of two acid blocking plates (31) which are separated from the bottommost part of the labyrinth acid blocking mechanism (3).

6. The labyrinth baffle type filter valve for the acid mist discharge of the vehicle-mounted storage battery is characterized in that a knob cap (12) facilitating the integral rotation of the valve body (1) is arranged on the side wall of the top of the valve body (1), a fastening thread (10) for fastening the valve body (1) in a threaded manner is fixed on the side wall of the bottom opening of the valve body (1), and a rubber ring (11) with the cross-sectional dimension larger than that of the bottom opening of the valve body (1) is arranged at the top of the fastening thread (10).