CN218525189U

CN218525189U - Water shortage alarm device for storage battery

Info

Publication number: CN218525189U
Application number: CN202222832915.1U
Authority: CN
Inventors: 靳成; 曾庆鹏
Original assignee: Zhong Hong Electric Co ltd
Current assignee: Zhong Hong Electric Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-02-24
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to a battery technical field, concretely relates to battery lack of water alarm device, including slide rheostat, height liquid level indicator, liquid level display, floater and bee calling organ. The floater is connected with the slide rheostat through the guide part, and the lift of floater drives the change of slide rheostat resistance, then can show the change of liquid level through the change of resistance, then shows through liquid level display, and the lift of floater makes movable contact and high low liquid level contact simultaneously, realizes the instruction to high low liquid level to buzzer when low liquid level reports to the police, reminds people to add water, avoids the water yield to add excessively through high liquid level indicator lamp simultaneously. The utility model discloses can realize the demonstration to liquid level in the battery, more directly perceived, people's of being convenient for assurance has low liquid level and high liquid level pilot lamp simultaneously, reminds people to add water during low liquid level to avoid adding too much through high liquid level pilot lamp, make things convenient for people's use.

Description

Water shortage alarm device for storage battery

Technical Field

The utility model relates to a battery technical field, concretely relates to battery lack of water alarm device.

Background

The storage battery is an electrochemical device which stores chemical energy and emits electric energy when necessary, the storage battery is commonly a lead-acid storage battery, a UPS storage battery, a lithium iron phosphate storage battery, a super storage battery and the like, and the lead-acid storage battery is widely applied to the field of vehicle-mounted storage batteries as a common storage battery.

The lead-acid storage battery is characterized in that an anode (PbO 2) and a cathode (Pb) in the lead-acid storage battery are immersed in electrolyte (dilute sulfuric acid), 2V electric power can be generated between the two electrodes, a mode of connecting a plurality of storage batteries in series can be adopted in the practical application process, the lead-acid storage battery can be used as a secondary battery, the lead-acid storage battery can be charged and discharged, and therefore people can conveniently use the lead-acid storage battery.

However, the situation of the internal electrolyte is difficult to notice in the use process of the conventional lead-acid storage battery, and the electrolyte is greatly influenced by the charging and discharging frequency, so that the change situation of the electrolyte is often neglected when the lead-acid storage battery is frequently used, the lead-acid storage battery is usually required to be added with water after the storage battery goes wrong, on one hand, the lead-acid storage battery cannot be added in time, the use of people is influenced, on the other hand, the storage battery is also easily damaged, and the efficiency and the service life of the battery are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can realize liquid level indication in the battery to alarm when low liquid level can remind people simultaneously, the too much battery water shortage alarm device of addition when avoiding adding water.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a warning device that lacks water of battery, includes floater and bee calling organ, the floater be in the inside of subcell, subcell top is provided with the guide part, has seted up the guiding hole in the guide part, the floater is connected with the lifter, the lifter is connected with the guiding hole, the lifter upper end is connected with the connecting rod, the connecting rod below is connected with movable contact B, subcell top is provided with the low liquid level contact, movable contact B matches with the low liquid level contact and is connected with bee calling organ.

Furthermore, the movable contact B is matched with the low liquid level contact and is connected with the low liquid level indicator lamp.

Furthermore, the connecting rod is connected with a slide rheostat, a slide rod is arranged in the slide rheostat, a slide block is mounted on the slide rod and connected with the connecting rod, a binding post A and a binding post B are arranged on the slide rheostat, the slide rheostat is connected with a current sensor, the current sensor is connected with a processing chip, and the processing chip is connected with a liquid level display.

Furthermore, a connecting plate is connected above the slide rheostat, the lower part of the connecting plate is connected with the high liquid level contact, a movable contact A is connected on the connecting rod, and the movable contact A is matched with the high liquid level contact and is connected with the high liquid level indicating lamp.

The utility model has the advantages that: can realize the demonstration to liquid level in the battery, more directly perceived, people's of being convenient for assurance has low liquid level and high liquid level pilot lamp simultaneously, reminds people to add water during the low liquid level to avoid adding too much through high liquid level pilot lamp, make things convenient for people's use.

Drawings

FIG. 1 is a schematic view of the overall structure of the installed storage battery of the present invention;

FIG. 2 is a schematic view of the installation structure of the alarm device of the present invention;

fig. 3 is a partially enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is the schematic diagram of the internal structure of the sub-battery of the alarm device of the present invention.

Names corresponding to the marks in the figure:

1. a battery; 11. a sub-battery; 111. a water adding port; 112. sealing the cover; 113. a cover plate; 12. a positive electrode; 13. a negative electrode; 2. an alarm device; 21. a high level indicator light; 22. a liquid level display; 23. a low level indicator light; 24. processing the chip; 25. a current sensor; 26. a slide rheostat; 261. a slide bar; 262. a slider; 263. a binding post A; 264. a binding post B; 265. a connecting plate; 266. a high liquid level contact; 267. a low level contact; 27. a connecting rod; 271. a movable contact A; 272. a moving contact B; 28. a floating ball; 281. a lifting rod; 282. a guide portion; 283. a guide hole; 29. a buzzer.

Detailed Description

The technical solution 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, rather than all embodiments, and all other embodiments obtained by those skilled in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

The embodiment of the utility model provides a:

as shown in fig. 1-4, a plurality of sub-batteries 11 are disposed in a storage battery 1, a positive electrode 12 and a negative electrode 13 are disposed on the storage battery 11, a water filling port 111 is disposed on the sub-batteries 11, a sealing cover 112 is mounted on the sub-batteries 112, a cover plate 113 is mounted on the sealing cover 112, an alarm device 2 is mounted on the storage battery 1, the alarm device 2 includes a float 28 disposed in the sub-battery 11, the float 28 is connected to a lift lever 281, the lift lever 281 is connected to a guide hole 283 in the guide portion 281, the lift lever 281 is connected to a connecting lever 27, the connecting lever 27 is connected to a movable contact a271, a movable contact B272 is disposed below the connecting lever 27, the connecting lever 27 is connected to a slider 262 in the slide rheostat 26, the slider 262 is connected to a slide lever 261, terminals a263 and B264 are disposed on the slide rheostat 26, a connecting plate 265 is connected to a connecting plate 265 above the slide rheostat 26, a high liquid level contact 266 is connected to the movable contact a271 and connected to the high level indicator lamp 21, a low level contact 267 is connected to the movable contact 272, a low level indicator 272 is connected to the low level indicator lamp 23, a buzzer chip 24 is connected to the low level indicator lamp 24, and a buzzer 24 is connected to the low level indicator lamp 24.

The utility model discloses the newspaper is when using, in-process when the liquid level descends in battery 1, floater 28 among the subcell 11 also descends thereupon, then lifter 281 that is connected with floater 28 also descends thereupon, the in-process is because the setting of guiding hole 283, lifter 281 is straight up straight down, when lifter 281 descends, the in-process then can drive slider 262 and descend, the decline of slider 262 then can make the resistance that slide rheostat 26 inserted diminish, current sensor 25 detects the electric current grow in the circuit, then give processing chip 24 with signal transmission, then can show the height of liquid level on display 22 after the processing of data, be convenient for people's assurance to the liquid level.

For the working principle of the liquid level display 22, the voltage U provided by the sub-battery 11 is constant during the process, so that the current I in the line is inversely proportional to the resistance R connected to the slide rheostat 26, and the change of the resistance R of the slide rheostat 26 is proportional to the height Δ h of the rising and falling of the floating ball 28 (the current flows from the terminal a263 to the terminal B264), so that the change of the liquid level can be represented by the change of the current, and in combination with the actual height h (the value obtained by actual measurement) from the bottom of the ion battery 11 when the floating ball 28 is at the lowest point, the liquid level l in the sub-battery 11 can be displayed by the liquid level display 22, and the relationship during the process is as follows:

l＝h+kU/I

in the formula:

k is a constant.

The constant k is essentially determined by the varistor 26 itself, and is the ratio of the maximum resistance of the varistor 26 to its effective length.

When the floating ball 28 continuously descends, when the movable contact B272 contacts with the low liquid level contact 267, the low liquid level indicator lamp 23 lights, and the buzzer 29 gives an alarm to remind people of adding water in time, and in the process of adding water, the liquid level in the sub-battery 11 gradually rises, so that the lifting rod 281 rises in the process, in the process of rising the lifting rod 281, the resistance of the slide rheostat 26 in the circuit increases, the liquid level displayed by the corresponding liquid level display 22 also increases, and when the liquid level is added to the highest point, the movable contact A271 contacts with the high liquid level contact 266 in the process, so that the high liquid level indicator lamp 21 lights, so as to prompt that the water adding is completed, avoid excessive adding amount, and bring convenience to the use of people.

Claims

1. The utility model provides a battery lacks water alarm device which characterized in that: the floating ball type solar cell comprises a floating ball (28) and a buzzer (29), wherein the floating ball (28) is located inside a sub battery (11), a guide part (282) is arranged above the sub battery (11), a guide hole (283) is formed in the guide part (282), the floating ball (28) is connected with a lifting rod (281), the lifting rod (281) is connected with the guide hole (283), the upper end of the lifting rod (281) is connected with a connecting rod (27), the lower portion of the connecting rod (27) is connected with a movable contact B (272), a low liquid level contact (267) is arranged above the sub battery (11), and the movable contact B (272) is matched with the low liquid level contact (267) and is connected with the buzzer (29).

2. The storage battery water shortage alarm device according to claim 1, characterized in that: the movable contact B (272) is matched with the low liquid level contact (267) and is connected with the low liquid level indicator lamp (23).

3. The storage battery water shortage alarm device according to claim 1, characterized in that: the connecting rod (27) is connected with the sliding rheostat (26), a sliding rod (261) is arranged in the sliding rheostat (26), a sliding block (262) is installed on the sliding rod (261), the sliding block (262) is connected with the connecting rod (27), a binding post A (263) and a binding post B (264) are arranged on the sliding rheostat (26), the sliding rheostat (26) is connected with the current sensor (25), the current sensor (25) is connected with the processing chip (24), and the processing chip (24) is connected with the liquid level display (22).

4. A battery water shortage warning device as claimed in claim 3, wherein: the upper part of the slide rheostat (26) is connected with a connecting plate (265), the lower part of the connecting plate (265) is connected with a high liquid level contact (266), the connecting rod (27) is connected with a movable contact A (271), and the movable contact A (271) is matched with the high liquid level contact (266) and is connected with a high liquid level indicator lamp (21).