CN212969133U - Charging protector for industrial battery car - Google Patents
Charging protector for industrial battery car Download PDFInfo
- Publication number
- CN212969133U CN212969133U CN202022049852.3U CN202022049852U CN212969133U CN 212969133 U CN212969133 U CN 212969133U CN 202022049852 U CN202022049852 U CN 202022049852U CN 212969133 U CN212969133 U CN 212969133U
- Authority
- CN
- China
- Prior art keywords
- power supply
- air switch
- shell
- terminal
- time relay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides an industrial storage battery car charge protector, including shell, current transformer, air switch, time relay and protective module, power wiring mouth has been seted up to the shell upper end, power supply wiring mouth has been seted up to the shell right-hand member, shell internally mounted has protective module, time relay is installed in the protective module left side, air switch is installed in the time relay left side, be provided with current transformer in the shell, air switch passes through power wiring mouth and is connected with outside alternating current power supply, time relay and air switch electric connection, protective module and air switch electric connection compare with prior art, the utility model discloses following beneficial effect has: the overcurrent low-current and time control are added at the power supply side of the charger, so that the power supply can be automatically cut off under the condition that the battery is fully charged or fails, the circuit is protected from being safe, and a fire disaster is prevented.
Description
Technical Field
The utility model discloses an industrial storage battery car charging protector belongs to the charging protection equipment field.
Background
One of the important features of a short circuit in a line is that the current in the line increases sharply, and when the current flows through a predetermined value, a protection device that operates in response to the increase in current is called overcurrent protection.
The existing battery car charger in a factory has a simple structure, adopts a mode of combining a voltage regulator with a transformer, has only fuse protection for short circuit, and has no overload protection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an industrial storage battery car charge protector to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the industrial storage battery car charging protector comprises a shell, a current transformer, an air switch, a time relay and a protection module, wherein a power supply wiring port is formed in the upper end of the shell, a power supply wiring port is formed in the right end of the shell, the protection module is installed inside the shell, the time relay is installed on the left side of the protection module, the air switch is installed on the left side of the time relay, the current transformer is arranged in the shell, the air switch is connected with an external alternating current power supply through the power supply wiring port, the time relay is electrically connected with the air switch, the protection module is electrically connected with the air switch, and the current transformer is electrically connected with an external charger through the power supply wiring port;
the protection module is provided with a fixing hole, the protection module is provided with a digital display screen, the left side of the digital display screen is provided with a first wire holder, a power supply wiring terminal is arranged on the first wire holder, the power supply wiring terminal is electrically connected with an external charger, a power supply wiring terminal is arranged on the first wire holder, the power supply wiring terminal is electrically connected with an external module, the current transformer is electrically connected with an external alternating current power supply, the right side of the digital display screen is provided with a second wire holder, a normally open wiring terminal, a normally closed wiring terminal and a public wiring terminal are arranged on the second wire holder, and the normally open wiring terminal and the normally closed wiring terminal are electrically connected with an air switch.
Further, the protection module is fixedly installed inside the housing through fixing holes and screws.
Furthermore, a setting key is arranged below the digital display screen, a down-regulation key is arranged on the right side of the setting key, and an up-regulation key is arranged on the right side of the down-regulation key.
Further, the air switch is an air switch with a tripping function.
Furthermore, the protection module is a digital display current protector with overcurrent protection and undercurrent protection.
Further, the time relay is a relay with timing and timing functions.
The utility model has the advantages that: the utility model discloses an industrial storage battery car charging protector, through adding overcurrent low current and time control in the quick-witted power side that charges, can be full of the battery or the automatic power cut-off under the fault condition to this protection circuit safety prevents the conflagration.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic diagram of the circuit principle of the industrial battery car charging protector of the present invention;
FIG. 2 is a schematic diagram of a protection module of the industrial battery car charging protector of the present invention;
FIG. 3 is a schematic structural view of the industrial battery car charging protector of the present invention;
in the figure: the intelligent control system comprises a charger 1, a current transformer 2, an air switch 3, a time relay 4, a protection module 5, an alternating current power supply 6, a fixed hole 7, a digital display screen 8, a setting button 9, a down-regulating button 10, an up-regulating button 11, a first wire holder 12, a power supply wiring terminal 13, a power supply wiring terminal 14, a normally open wiring terminal 15, a normally closed wiring terminal 16, a common wiring terminal 17, a second wire holder 18, a shell 19, a power supply wiring port 20 and a power supply wiring port 21.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: the industrial storage battery car charging protector comprises a shell 19, a current transformer 2, an air switch 3, a time relay 4 and a protection module 5, wherein a power supply wiring port 20 is formed in the upper end of the shell 19, a power supply wiring port 21 is formed in the right end of the shell 19, the protection module 5 is installed inside the shell 19, the time relay 4 is installed on the left side of the protection module 5, the air switch 3 is installed on the left side of the time relay 4, the current transformer 2 is arranged in the shell 19, the air switch 3 is connected with an external alternating current power supply 6 through the power supply wiring port 20, the time relay 4 is electrically connected with the air switch 3, the protection module 5 is electrically connected with the air switch 3, and the current transformer 2 is electrically connected with an external charger 1;
be equipped with fixed orifices 7 on protection module 5, be equipped with digital display screen 8 on protection module 5, 8 left sides of digital display screen are provided with first connection terminal 12, be provided with power supply terminal 13 on first connection terminal 12, power supply terminal 13 and outside 1 electric connection that charges, be provided with power terminal 14 on first connection terminal 12, power terminal 14 and outside module power supply electric connection, current transformer 2 and outside alternating current power supply 6 electric connection, digital display screen 8's right side is provided with second connection terminal 18, be provided with normally open terminal 15 on second connection terminal 18, normally closed terminal 16, common terminal 17, normally open terminal 15 and normally closed terminal 16 and air switch 3 electric connection.
The protection module 5 is fixedly installed inside the shell 19 through the fixing holes 7 and screws, and is convenient to detach, maintain and replace through screw installation.
A setting key 9 is arranged below the digital display screen 8, a down-regulation key 10 is arranged on the right side of the setting key 9, and an up-regulation key 11 is arranged on the right side of the down-regulation key 10 and used for setting timing charging and charging duration.
The air switch 3 is an air switch 3 with a tripping function, and is used for tripping the shunt excitation of the open coil when the current exceeds a set value so as to cut off the circuit.
The protection module 5 is a digital display current protector with overcurrent protection and undercurrent protection, and is convenient for a user to set the safety range of normal work of current.
The time relay 4 is a relay with timing and timing functions, and is convenient for users to adjust the charging time according to needs.
As an embodiment of the present invention: in actual use, the outer shell 19 is arranged on the charger 1, the charger 1 is connected with the protection module 5 in the outer shell 19 through the power supply wiring port 21, when the air switch 3 is closed, the charger 1 obtains power supply and adjusts to proper charging current to start working, the charging curve of the battery has gradual attenuation characteristic, the charging current of the battery in a full charging state is zero in an ideal state, generally, however, a lead-acid battery always maintains a small current, and by setting the low current constant value to be slightly larger than the current, when the battery is fully charged, the power supply is automatically cut off, the charging current of the general battery car is 20A, the over-current is set to be 25A, when the battery or the charger 1 has a fault, the current exceeds a set value to enable the shunt tripping coil of the air switch 3 to be electrified, the air switch trips to cut off the power supply, and when the battery is fully charged, the low current action value is reached, and the power supply can be cut off;
and meanwhile, introducing time protection, switching on the air switch 3, starting timing by the time relay 4, and when long-time charging is needed, in order to ensure the electric quantity charged by the battery, canceling low-current protection, setting a fixed time on the time relay 4, setting the time according to the battery capacity and the ordinary charging time, and switching off the power supply when the battery charging time reaches.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (6)
1. Industrial storage battery car charge protector, including shell, current transformer, air switch, time relay and protection module, its characterized in that: the intelligent air-conditioning system comprises a shell, a time relay, a current transformer, a time relay, an air switch, a current transformer and an external charger, wherein a power supply wiring port is formed in the upper end of the shell, a power supply wiring port is formed in the right end of the shell, a protection module is arranged in the shell, the left side of the protection module is provided with the time relay, the left side of the time relay is provided with the air switch, the shell is internally provided with the current transformer, the air switch is connected with an external alternating current power supply through the power supply wiring port, the time relay is electrically connected with the;
the utility model discloses a solar energy photovoltaic module, including protection module, digital display screen, power supply terminal, current transformer, be equipped with the fixed orifices on the protection module, be equipped with digital display screen on the protection module, digital display screen left side is provided with first connection terminal, be provided with the power terminal on the first connection terminal, be provided with the power supply terminal on the first connection terminal, power terminal and current transformer electric connection, current transformer and outside alternating current power supply electric connection, digital display screen's right side is provided with the second connection terminal, be provided with normally open terminal, normally closed terminal, public terminal on the second connection terminal, normally open terminal and normally closed terminal and air switch electric connection.
2. The industrial storage battery car charging protector according to claim 1, characterized in that: the protection module is fixedly installed inside the shell through the fixing holes and the screws.
3. The industrial storage battery car charging protector according to claim 1, characterized in that: the digital display screen is characterized in that a setting key is arranged below the digital display screen, a down-regulation key is arranged on the right side of the setting key, and an up-regulation key is arranged on the right side of the down-regulation key.
4. The industrial storage battery car charging protector according to claim 1, characterized in that: the air switch is an air switch with a tripping function.
5. The industrial storage battery car charging protector according to claim 1, characterized in that: the protection module is a digital display current protector with overcurrent protection and undercurrent protection.
6. The industrial storage battery car charging protector according to claim 1, characterized in that: the time relay is a relay with timing and timing functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022049852.3U CN212969133U (en) | 2020-09-17 | 2020-09-17 | Charging protector for industrial battery car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022049852.3U CN212969133U (en) | 2020-09-17 | 2020-09-17 | Charging protector for industrial battery car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212969133U true CN212969133U (en) | 2021-04-13 |
Family
ID=75369273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022049852.3U Active CN212969133U (en) | 2020-09-17 | 2020-09-17 | Charging protector for industrial battery car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212969133U (en) |
-
2020
- 2020-09-17 CN CN202022049852.3U patent/CN212969133U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105186588B (en) | Arc flash protection battery energy storage system, conversion system and protection method | |
| CN209658959U (en) | Series-connected cell group power module with balance protection | |
| CN108270053A (en) | A kind of device for preventing power lithium-ion battery packet thermal runaway | |
| CN102593795B (en) | Go here and there high-power lithium battery control panel more | |
| CN202014087U (en) | Lithium battery charging protection circuit for portable system | |
| CN103985834B (en) | Based on the lithium battery module of expansion of metal formula memory switch protector | |
| CN201937311U (en) | Full-automatic uniterruptable power output (UPS) | |
| CN204681081U (en) | A kind of lithium electricity type solar street light is to lithium battery safe charging protective circuit | |
| CN212969133U (en) | Charging protector for industrial battery car | |
| CN201022069Y (en) | Breaker with miss and under voltage buckle release and electronic over current buckle release | |
| CN105262171A (en) | Battery charging protection control system and method | |
| CN109861382B (en) | Power supply system capable of preventing surge voltage from impacting | |
| CN109286230A (en) | Charging protection circuit for storage battery | |
| CN215009658U (en) | Battery protection circuit and rechargeable battery | |
| CN214707142U (en) | Lithium ion battery protection circuit | |
| CN214204995U (en) | Battery power supply protection circuit and battery power supply system | |
| CN210224996U (en) | UPS battery pack charging circuit protection device | |
| CN209982134U (en) | Charge-discharge protection device and charging box | |
| CN210016266U (en) | Multifunctional protection device and electric meter box | |
| CN104065043A (en) | Battery under-voltage protection and display circuit | |
| CN219627402U (en) | Standby power supply for fire protection system | |
| CN220358477U (en) | Electric motor car intelligent socket that charges | |
| CN219513808U (en) | Photovoltaic energy storage protection circuit | |
| CN213782949U (en) | Portable direct current 110V power supply device | |
| CN221328665U (en) | High-voltage distribution box for energy storage system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |