CN202362434U - Plug-in type voltage and current signal detecting device for storage battery driven vehicles - Google Patents
Plug-in type voltage and current signal detecting device for storage battery driven vehicles Download PDFInfo
- Publication number
- CN202362434U CN202362434U CN 201120397346 CN201120397346U CN202362434U CN 202362434 U CN202362434 U CN 202362434U CN 201120397346 CN201120397346 CN 201120397346 CN 201120397346 U CN201120397346 U CN 201120397346U CN 202362434 U CN202362434 U CN 202362434U
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- plug
- voltage
- current
- detecting
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Abstract
The utility model relates to a plug-in type voltage and current detecting device for storage battery driven vehicles. The plug-in type voltage and current detecting device is characterized by comprising a detecting socket and a detecting plug which are arranged back to back, the detecting socket and the detecting plug are provided with power anode-end pins and power cathode-end pins, the power anode-end pin and the power cathode-end pin of the detecting plug are respectively connected with the power anode-end pin and the power cathode-end pin of the detecting plug by an anode lead and a cathode lead, a through shell with a cavity is arranged between the detecting socket and the detecting plug, a detecting signal output socket is arranged on the other side of the shell, a voltage sensor and a current sensing element are arranged in the cavity, two tested voltage input ends of the voltage sensor are respectively connected with the power anode lead and the cathode lead, two measurement voltage output ends of the voltage sensor are respectively connected with two measurement voltage output-end pins of the detecting signal output socket, the current sensing element is serially connected onto the cathode lead, two current detecting signal output ends of the current sensing element are respectively connected with two current detecting signal output-end pins of the detecting signal output socket, and insulating resin is packaged in the cavity. The plug-in type voltage and current detecting device has the advantages that the plug-in type voltage and current detecting device is simple in operation and convenient in connection, voltage and current can be quickly detected, and work efficiency is improved.
Description
Technical field
The utility model relates to a kind of voltage and current signal pick-up unit that is used for engineering machinery field, relates in particular to a kind of plug-in type battery driven vehicle voltage and current signal pick-up unit.
Background technology
In engineering machinery field, battery driven vehicle mainly comprises fork truck, tractor etc., belongs to industrial transportation vehicle, is used for loading and unloading, stacking and hauling operation.The cost of battery pack accounts for about 1/2 of battery driven vehicle use cost, adopts accumulator as power source, and its failure rate is higher, and the dismounting that when detecting, need carry out structure, lead etc. changes and establishes, the complex operation difficulty, and inefficiency improves use cost.The voltage of battery driven vehicle power supply, electric-control system, the detection of electric current are the important means of judging its state of the art, how to realize the fast detecting voltage and current signal, and in time the fault of analysis and judgement electrical system becomes industry and pays close attention to problem.
The utility model content
The purpose of the utility model is to the problems referred to above; Utilize the power supply of battery driven vehicle to be connected connector with circuit between the consumer; A kind of plug-in type battery driven vehicle voltage and current signal pick-up unit simple to operate, easy to connect is provided, realizes fast detecting, increase work efficiency.
The utility model solves the technical scheme that its technical matters adopted:
A kind of plug-in type battery driven vehicle voltage and current signal pick-up unit; It is characterized in that comprising test socket, the test plug of the positive and negative extreme pin in charged source of back-to-back setting, the positive and negative extreme pin of the power supply of test socket and test plug is connected with cathode conductor through positive wire respectively; The band cavity shell of connection is set between test socket and test plug; In shell one side the detection signal accessory power outlet is set; In cavity, be provided with voltage sensor, current sensing; Two tested voltage input ends of said voltage sensor connect power supply positive and negative electrode lead respectively, and its two measuring voltages output terminal is two measuring voltage output terminal pin of joint detection signal accessory power outlet respectively; Said current sensing is connected in series on the cathode conductor, and its two current detection signals output terminal is two current detection signal output terminal pin of joint detection signal accessory power outlet respectively; Packaging insulating resin in cavity; The corresponding respectively socket that connects the attaching plug of battery driven vehicle and connect consumer of test socket under the detected state, test plug, the detection signal accessory power outlet connects the attachment plug of testing apparatus.
Said voltage sensor is the Hall voltage sensor.
Said current sensing is an Eureka wire, and its length is 25mm-35mm, and sectional area is 10mm
2-20mm
2
The beneficial effect of the utility model is: a kind of battery driven vehicle voltage and current signal pick-up unit of socket connection is provided, can be connected between accumulator and the electrical appliance through plug connector at any time according to the equipment operation needs; Through checkout equipment voltage and current signal is detected; The dismounting that need not carry out structure, lead etc. changes establishes, and simple to operate, realization fast detecting is increased work efficiency; Be the state of the art of monitoring battery driven vehicle electric control driving system, tracing trouble provides foundation.
Description of drawings
Fig. 1 is the sectional structure synoptic diagram of the utility model;
Fig. 2 is the circuit structure schematic diagram of Hall voltage sensor.
Among the figure: 1 shell, 2 positive wires, 3 cavitys, 31 insulating resins; 4 detection signal accessory power outlets, 41-42 current signal output end pin, 43-44 voltage signal output end pin, 45-46 feeder ear pin; 5 test plug, 6 voltage sensors, 7 current sensings; 8 cathode conductors, 9 test socket, 10 Hall voltage sensor assemblies.
Below in conjunction with accompanying drawing and embodiment the utility model is specified.
Embodiment
Fig. 1 illustrates a kind of plug-in type battery driven vehicle voltage and current signal pick-up unit; It is characterized in that comprising test socket 9, the test plug 5 of the positive and negative extreme pin in charged source of back-to-back setting, the positive and negative extreme pin of the power supply of test socket 9 and test plug 5 is connected with cathode conductor 8 through positive wire 2 respectively; The band cavity shell 1 of connection is set between test socket 9 and test plug 5; In shell 1 one sides detection signal accessory power outlet 4 is set; In cavity 3, be provided with voltage sensor 6, current sensing 7; Two tested voltage input ends of above-mentioned voltage sensor 6 connect power supply positive and negative electrode lead 2,8 respectively, and its two measuring voltages output terminal is two measuring voltage output terminal pin 43,44 of joint detection signal accessory power outlet 4 respectively; Above-mentioned current sensing 7 is connected in series on the cathode conductor 8, and its two current detection signals output terminal is two current detection signal output terminal pin 41,42 of joint detection signal accessory power outlet 4 respectively; Packaging insulating resin 31 in the cavity 3 of shell 1.Test socket 9 under the detected state, the corresponding respectively socket that connects the attaching plug of battery driven vehicle and connect consumer of test plug 5, detection signal accessory power outlet 4 connects the attachment plug of testing apparatus.
Above-mentioned voltage sensor is the Hall voltage sensor.Fig. 2 illustrates the circuit structure schematic diagram of Hall voltage sensor; Adopted Hall voltage sensor assembly 10; At current-limiting resistance R1 of its former limit electrode input end series connection, be parallel to again on the tested voltage U 1, at its secondary joint detection resistance R m; When the secondary offset current flows through detection resistance R m, convert the measuring voltage Um of voltage at the Rm two ends as voltage sensor.Wherein voltage U 2 is the supply voltage of Hall voltage sensor assembly 10, and in the present embodiment, this supply voltage is provided by extraneous power supply through the feeder ear pin 45,46 that lead is connected to detection signal accessory power outlet 4.The measurement range of voltage sensor is 0～120V in the utility model, and Hall voltage sensor assembly 10 can adopt commercially available TV series, LV series Hall voltage sensor module.The response time of voltage sensor is not more than 30 μ s.
The end pin of signal transducer socket 4 is the silver-plated end pin of copper base, improves conductance.Above-mentioned current sensing is an Eureka wire, and its length is 25mm-35mm, and sectional area is 10mm
2-20mm
2
In actual fabrication; Above-mentioned test socket 9, test plug 5 adopt and existing battery driven vehicle attaching plug and the identical connectors of connected consumer socket; Need only place back-to-back by switch; The housing of test socket, test plug is communicated with, and inside is put voltage sensor 6, current sensing 7 and is connected lead, encapsulates through epoxy resin then and two connectors are connected to one.Simple in structure, be easy to make, cost is low.When needs are tested battery driven vehicle electric control driving system electric current and voltage; The utility model is connected between battery driven vehicle attaching plug and the consumer socket; And through the detection signal accessory power outlet; Connect testing apparatus and voltage sensor and use external power supply, can detect voltage, current signal, for state of the art and the fault diagnosis of monitoring the battery driven vehicle electric control driving system provides foundation.
The above only is the preferred embodiment of the utility model, is not the shape and the structure of the utility model are done any pro forma restriction.Every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. plug-in type battery driven vehicle voltage and current signal pick-up unit; It is characterized in that comprising test socket, the test plug of the positive and negative extreme pin in charged source of back-to-back setting, the positive and negative extreme pin of the power supply of test socket and test plug is connected with cathode conductor through positive wire respectively; The band cavity shell of connection is set between test socket and test plug; In shell one side the detection signal accessory power outlet is set; In cavity, be provided with voltage sensor, current sensing; Two tested voltage input ends of said voltage sensor connect power supply positive and negative electrode lead respectively, and its two measuring voltages output terminal is two measuring voltage output terminal pin of joint detection signal accessory power outlet respectively; Said current sensing is connected in series on the cathode conductor, and its two current detection signals output terminal is two current detection signal output terminal pin of joint detection signal accessory power outlet respectively; Packaging insulating resin in cavity; The corresponding respectively socket that connects the attaching plug of battery driven vehicle and connect consumer of test socket under the detected state, test plug, the detection signal accessory power outlet connects the attachment plug of testing apparatus.
2. a kind of plug-in type battery driven vehicle voltage and current signal pick-up unit according to claim 1 is characterized in that said voltage sensor is the Hall voltage sensor.
3. a kind of plug-in type battery driven vehicle voltage and current signal pick-up unit according to claim 1 and 2 is characterized in that said current sensing is an Eureka wire, and its length is 25mm-35mm, and sectional area is 10mm
2-20mm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120397346 CN202362434U (en) | 2011-10-18 | 2011-10-18 | Plug-in type voltage and current signal detecting device for storage battery driven vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120397346 CN202362434U (en) | 2011-10-18 | 2011-10-18 | Plug-in type voltage and current signal detecting device for storage battery driven vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202362434U true CN202362434U (en) | 2012-08-01 |
Family
ID=46573612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120397346 Expired - Fee Related CN202362434U (en) | 2011-10-18 | 2011-10-18 | Plug-in type voltage and current signal detecting device for storage battery driven vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202362434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412266A (en) * | 2013-08-21 | 2013-11-27 | 天津一汽夏利汽车股份有限公司 | Device for testing performance of automotive power supply |
| CN110045167A (en) * | 2019-05-15 | 2019-07-23 | 浙江吉利控股集团有限公司 | A kind of voltage and current detecting device |
-
2011
- 2011-10-18 CN CN 201120397346 patent/CN202362434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412266A (en) * | 2013-08-21 | 2013-11-27 | 天津一汽夏利汽车股份有限公司 | Device for testing performance of automotive power supply |
| CN110045167A (en) * | 2019-05-15 | 2019-07-23 | 浙江吉利控股集团有限公司 | A kind of voltage and current detecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20141018 |
|
| EXPY | Termination of patent right or utility model |