CN215008351U - Liquid level detector for cadmium-nickel accumulator - Google Patents
Liquid level detector for cadmium-nickel accumulator Download PDFInfo
- Publication number
- CN215008351U CN215008351U CN202121558202.XU CN202121558202U CN215008351U CN 215008351 U CN215008351 U CN 215008351U CN 202121558202 U CN202121558202 U CN 202121558202U CN 215008351 U CN215008351 U CN 215008351U
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- Prior art keywords
- cadmium
- storage battery
- liquid level
- detection
- nickel storage
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- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 239000007788 liquid Substances 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 51
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000007791 liquid phase Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model belongs to the technical field of cadmium-nickel storage battery, concretely relates to cadmium-nickel storage battery liquid level detection device. The utility model comprises a detection tube, a photoelectric sensor and a prompting device, wherein one end of the detection tube is a detection end, the photoelectric sensor is connected with the detection end, the prompting device is arranged at one end far away from the detection end, and a positioning part used for being assembled with a cadmium-nickel storage battery test port is arranged on the outer peripheral surface of the detection tube; the photoelectric sensor is electrically connected with the prompting device, a first reference plane is arranged at the end part of the photoelectric sensor, any section perpendicular to the axis of the positioning part is a second reference plane, the perpendicular distance from the first reference plane to the second reference plane is a reference length, and the reference length is used for corresponding to the liquid level detection position of the cadmium-nickel storage battery. The device is convenient to detect and stable in structure.
Description
Technical Field
The utility model belongs to the technical field of cadmium-nickel storage battery, concretely relates to cadmium-nickel storage battery liquid level detection device.
Background
In the process of using the cadmium-nickel storage battery, water electrolysis and water evaporation are accompanied, and certain water consumption exists, so that the liquid level of the electrolyte is gradually reduced along with the prolonging of the service time. However, when the liquid level of the cadmium-nickel storage battery is too low, the service performance of the storage battery is affected, the service life of the storage battery is further shortened, and the storage battery is damaged. Therefore, the liquid level of the cadmium-nickel storage battery needs to be detected in time when the cadmium-nickel storage battery works. In addition, with the development of the cadmium-nickel storage battery industry, the requirements for the volume specific energy, the weight specific energy and the like of the cadmium-nickel storage battery in practical application are continuously improved, so that the cadmium-nickel storage battery is required to adopt a tightly arranged combination mode, and the combination mode causes inconvenience for the detection of the liquid level of the cadmium-nickel storage battery.
After the liquid level of the cadmium-nickel storage battery is detected, water needs to be supplemented in time so that the liquid level of the cadmium-nickel storage battery reaches the normal working liquid level. However, in the prior art, the water replenishing time is difficult to prompt in time, so that the normal use of the cadmium-nickel storage battery is influenced to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides a cadmium-nickel accumulator liquid level detection device which is convenient to detect.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes: the device for detecting the liquid level of the cadmium-nickel storage battery comprises a detection tube, a photoelectric sensor and a prompting device, wherein one end of the detection tube is a detection end, the photoelectric sensor is connected to the detection end, the prompting device is arranged at one end far away from the detection end, and a positioning part for assembling with a test port of the cadmium-nickel storage battery is arranged on the peripheral surface of the detection tube; the photoelectric sensor is electrically connected with the prompting device, a first reference plane is arranged at the end part of the photoelectric sensor, any section perpendicular to the axis of the positioning part is a second reference plane, the perpendicular distance from the first reference plane to the second reference plane is a reference length, and the reference length is used for corresponding to the liquid level detection position of the cadmium-nickel storage battery.
The detection tube comprises a plug, one end, far away from the detection end, of the detection tube is an installation end, the plug is sleeved on the installation end, and the positioning portion is arranged on the outer peripheral surface of the plug.
Furthermore, a clamping boss is arranged on the outer peripheral surface of the plug and used for being clamped outside the test port of the cadmium-nickel storage battery.
Furthermore, an assembly cavity is formed in the plug.
Furthermore, the outer peripheral surface of the detection tube is provided with scale marks.
Further, the prompting device is a buzzer.
Further, the prompting device is a prompting module of the BMS.
Furthermore, an installation cavity is formed in the detection tube.
The utility model discloses introduce test tube, photoelectric sensor and suggestion device, be equipped with the location portion that is used for assembling with cadmium-nickel battery test port on the outer peripheral face of test tube, the assembly positioning of test tube and cadmium-nickel battery test port has been guaranteed in the setting of location portion. In addition, the photoelectric sensor is electrically connected with the prompting device, when the liquid level of the cadmium-nickel storage battery is lower than a set value, the photoelectric sensor works, and emits an electric signal to the prompting device to prompt the water replenishing operation. This device stable in structure, it is convenient to detect, can in time indicate the moisturizing time.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention when the plug is connected thereto;
FIG. 3 is a diagram showing the operation of the cadmium-nickel secondary battery with the plug connected thereto;
description of reference numerals:
1. a detection tube; 11. a detection end; 12. an installation end; 13. a positioning part; 14. a second reference plane; 15. scale lines; 2. a photosensor; 21. a first reference plane; 3. a plug; 31. a clamping boss; 32. an assembly chamber; 4. a prompting device; 5. sealing glue; 6. a cadmium-nickel storage battery; 61. a test port of cadmium-nickel accumulator.
Detailed Description
The present invention will be further explained with reference to the drawings and the embodiments. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the device for detecting the liquid level of a cadmium-nickel storage battery comprises a detection tube 1, a photoelectric sensor 2 and a prompting device 4, wherein one end of the detection tube 1 is a detection end 11, the photoelectric sensor 2 is connected to the detection end 11, the prompting device 4 is arranged at one end far away from the detection end 11, and a positioning part 13 for assembling with a test port 61 of the cadmium-nickel storage battery is arranged on the peripheral surface of the detection tube 1; the photoelectric sensor 2 is electrically connected with the prompting device 4, a first reference plane 21 is arranged at the end part of the photoelectric sensor 2, any section perpendicular to the axis of the positioning part 13 is a second reference plane 14, the perpendicular distance from the first reference plane 21 to the second reference plane 14 is a reference length, and the reference length is used for corresponding to the liquid level detection position of the cadmium-nickel storage battery 6.
The utility model discloses a theory of operation does: the refractive indexes of the photoelectric sensor 2 in a liquid phase and a gas phase are different, most of light rays in the liquid phase can be refracted to the liquid phase, when the liquid level of the cadmium-nickel storage battery 6 is lowered below an early warning line, most of light rays emitted by a luminous body of the photoelectric sensor 2 are reflected to a receiving body of the photoelectric sensor 2 through a reflecting surface, then the photoelectric sensor 2 converts optical signals into electric signals, and finally the electric signals are transmitted to the prompting device 4 through a lead, so that an operator is prompted to carry out liquid adding maintenance on the cadmium-nickel storage battery 6. Here, since the light emitter of the photosensor 2 is provided at the end of the photosensor 2, the first reference plane 21 is provided at the end of the photosensor 2.
In addition, the positioning part 13 ensures the assembly positioning of the detection tube 1 and the cadmium-nickel storage battery test port 61. The reference length is set to correspond to the liquid level detection position of the cadmium-nickel storage battery 6.
The utility model discloses a working process does: after the cadmium-nickel storage battery 6 is injected with electrolyte, the device is inserted into the cadmium-nickel storage battery 6 through the matching of the positioning part 13 and the test port 61 of the cadmium-nickel storage battery, and the device always keeps the assembly relation with the cadmium-nickel storage battery 6. When the liquid level of the cadmium-nickel storage battery 6 does not reach the lower part of the early warning line, the light emitted by the luminous body of the photoelectric sensor 2 is refracted and finally refracted in the liquid phase, and the receiving body of the photoelectric sensor 2 cannot receive light signals; when the liquid level of the cadmium-nickel storage battery 6 is lowered below an early warning line, most of light rays emitted by a luminous body of the photoelectric sensor 2 are reflected to a receiving body of the photoelectric sensor 2 through a reflecting surface, then the photoelectric sensor 2 converts optical signals into electric signals, and finally the electric signals are transmitted to the prompting device 4 through a lead, so that an operator is prompted to perform liquid adding maintenance on the cadmium-nickel storage battery 6. This device stable in structure, it is convenient to detect, can in time indicate the moisturizing time.
The utility model discloses just can realize transmission and the control action of light signal to the signal of telecommunication with the help of the control technique of current conventionality, if adopt PLC control program etc..
In order to enhance the installation and positioning of the device and avoid the direct contact assembly between the peripheral surface of the detection tube 1 and the test port 61 of the cadmium-nickel storage battery, a plug 3 is introduced, as shown in fig. 2, one end of the detection tube 1, which is far away from the detection end 11, is an installation end 12, the plug 3 is sleeved on the installation end 12, and the positioning portion 13 is arranged on the peripheral surface of the plug 3. The plug 3 can be made in multiple sets, and is convenient to replace.
In order to enhance the installation and positioning of the plug 3, a clamping boss 31 is arranged on the peripheral surface of the plug 3, and the clamping boss 31 is used for being clamped outside the cadmium-nickel storage battery test port 61.
In order to facilitate the sleeve connection of the plug 3 to the mounting end 12, an assembly cavity 32 is formed inside the plug 3. The mounting cavity 32 is designed to fit the mounting end 12.
In order to facilitate the visual expression of the liquid level position of the cadmium-nickel storage battery 6, the peripheral surface of the detection tube 1 is provided with scale marks 15.
In order to clarify the specific structure of the prompting device 4, the prompting device 4 is a buzzer or a prompting module of the BMS, and the prompting device 4 may also be other prompting structures. Aforementioned BMS is battery management system's abbreviation, because BMS has the suggestion module certainly, so this device can carry out rational utilization to reduce the structural design cost of this device.
The device can use the sealant 5 to carry out sealing treatment at the joint of each component. The outer surfaces of the detection tube 1 and the photoelectric sensor 2 can be made of organic glass or other alkali-resistant materials with good alkali resistance.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art can use the above-mentioned technical contents to change or modify the present invention into equivalent embodiments with equivalent changes, but all those persons do not depart from the technical contents of the present invention, and any simple modification, equivalent changes and modifications made to the above embodiments according to the essence of the present invention still belong to the protection scope of the present invention.
Claims (8)
1. The liquid level detection device for the cadmium-nickel storage battery is characterized by comprising a detection tube (1), a photoelectric sensor (2) and a prompt device (4), wherein one end of the detection tube (1) is a detection end (11), the photoelectric sensor (2) is connected to the detection end (11), the prompt device (4) is arranged at one end far away from the detection end (11), and a positioning part (13) for assembling with a test port (61) of the cadmium-nickel storage battery is arranged on the peripheral surface of the detection tube (1);
the photoelectric sensor (2) is electrically connected with the prompting device (4), a first reference plane (21) is arranged at the end of the photoelectric sensor (2), any section perpendicular to the axis of the positioning portion (13) is a second reference plane (14), the perpendicular distance from the first reference plane (21) to the second reference plane (14) is a reference length, and the reference length is used for corresponding to the liquid level detection position of the cadmium-nickel storage battery (6).
2. The device for detecting the liquid level of the cadmium-nickel storage battery as claimed in claim 1, comprising a plug (3), wherein the end of the detection tube (1) far away from the detection end (11) is a mounting end (12), the plug (3) is sleeved on the mounting end (12), and the positioning part (13) is arranged on the outer circumferential surface of the plug (3).
3. The device for detecting the liquid level of the cadmium-nickel storage battery as claimed in claim 2, wherein a clamping boss (31) is arranged on the outer peripheral surface of the plug (3), and the clamping boss (31) is used for being clamped outside a test port (61) of the cadmium-nickel storage battery.
4. The device for detecting the liquid level of a cadmium-nickel accumulator as claimed in claim 2, characterized in that the plug (3) has an assembly chamber (32) formed therein.
5. The device for detecting the liquid level of a cadmium-nickel storage battery as claimed in claim 1, wherein the detection tube (1) is provided with graduation marks (15) on its outer circumferential surface.
6. The device for detecting the liquid level of a cadmium-nickel storage battery as claimed in claim 1, wherein the prompting device (4) is a buzzer.
7. The device for detecting the liquid level of a cadmium-nickel storage battery as claimed in claim 1, wherein the prompting device (4) is a prompting module of a BMS.
8. The device for detecting the liquid level of the cadmium-nickel storage battery as claimed in any one of claims 1 to 7, wherein a mounting cavity is formed inside the detection tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558202.XU CN215008351U (en) | 2021-07-09 | 2021-07-09 | Liquid level detector for cadmium-nickel accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121558202.XU CN215008351U (en) | 2021-07-09 | 2021-07-09 | Liquid level detector for cadmium-nickel accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215008351U true CN215008351U (en) | 2021-12-03 |
Family
ID=79103467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121558202.XU Active CN215008351U (en) | 2021-07-09 | 2021-07-09 | Liquid level detector for cadmium-nickel accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215008351U (en) |
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2021
- 2021-07-09 CN CN202121558202.XU patent/CN215008351U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 519 Sanjiang Avenue, Mianyang Economic Development Zone, Sichuan 621000 Patentee after: Sichuan Changhong Power Supply Co.,Ltd. Country or region after: China Address before: No. 519 Sanjiang Avenue, Mianyang Economic Development Zone, Sichuan 621000 Patentee before: SICHUAN CHANGHONG BATTERY Co.,Ltd. Country or region before: China |