CN111845351A - New energy vehicle block terminal control detection alarm device - Google Patents
New energy vehicle block terminal control detection alarm device Download PDFInfo
- Publication number
- CN111845351A CN111845351A CN201910352640.1A CN201910352640A CN111845351A CN 111845351 A CN111845351 A CN 111845351A CN 201910352640 A CN201910352640 A CN 201910352640A CN 111845351 A CN111845351 A CN 111845351A
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- Prior art keywords
- relay
- voltage
- new energy
- contact
- alarm
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- 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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Human Computer Interaction (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention belongs to the field of new energy automobile distribution boxes, and particularly relates to a new energy vehicle distribution box monitoring detection alarm device which aims at solving the problems that an existing distribution box cannot collect information on the working state of each distribution system in the existing distribution box, and cannot display and alarm the collected data. The device has a simple structure, is convenient to operate, can collect the working states of all the distribution systems in the high-voltage distribution box, displays the collected information data, and can give an alarm and process the alarm if an abnormality occurs.
Description
Technical Field
The invention relates to the technical field of new energy automobile distribution boxes, in particular to a monitoring, detecting and alarming device for a new energy automobile distribution box.
Background
The new energy automobile is developed rapidly under the strong support of national policies, generally runs under high-power whole automobile power, the voltage is up to more than 700VDC, the current is up to 400A, great challenges are brought to the design of a high-voltage power distribution system and the selection of high-voltage components, a high-voltage power distribution cabinet (box/box) (hereinafter, referred to as a high-voltage power distribution cabinet) of the new energy electric automobile is a high-voltage large-current distribution unit PDU of all pure electric automobiles and plug-in hybrid electric vehicles, and a high-voltage power supply is directly distributed to system high-voltage electric products according to the needs of the system after entering the high-voltage power distribution cabinet; however, the existing new energy vehicle distribution box cannot collect information such as relay attraction, adhesion state, voltage, temperature and the like of working states of all power distribution systems in the new energy vehicle distribution box, and cannot display and alarm collected data.
Disclosure of Invention
The invention aims to solve the defects that the distribution box of a new energy vehicle in the prior art cannot acquire information such as relay suction, adhesion state, voltage, temperature and the like of working states of all distribution systems in the distribution box of the new energy vehicle, and cannot display and alarm acquired data.
In order to achieve the purpose, the invention adopts the following technical scheme:
new energy vehicle block terminal control detects alarm device, including relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay contact actuation and relay accuse contact adhesion, relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay accuse contact adhesion and relay contact actuation are connected with same high-voltage distribution cabinet monitoring alarm device body, and high-voltage distribution cabinet monitoring alarm device body is connected with audible alarm, TFT screen display warning and CAN data communication.
Preferably, the size of the display screen for displaying the alarm by the TFT screen is 3.5 inches, 4.3 inches or 7 inches.
Preferably, the number of the CAN interfaces for CAN data communication is two.
In the invention, a high-voltage power distribution cabinet monitoring, detecting and alarming device body on the new energy vehicle power distribution cabinet monitoring, detecting and alarming device monitors and detects the contact attraction state, the adhesion state, the contact voltage, the contact temperature and the relay coil end voltage state of each relay on a main motor, thereby judging whether the relays work normally, sending out a sound alarming signal to remind a driver to pay attention to safety, and sending CAN alarming information to a VCU of a vehicle controller to enable the VCU to carry out corresponding processing;
The device has a simple structure, is convenient to operate, can collect the working states of all the power distribution systems in the high-voltage distribution box, displays the collected information data of the relay suction state, the adhesion state, the voltage, the temperature and the like, and can send an alarm and process the information data if the abnormality occurs.
Drawings
Fig. 1 is a schematic block diagram of a new energy vehicle distribution box monitoring, detecting and alarming device provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, new energy vehicle block terminal control detects alarm device, including relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay contact actuation and relay accuse contact adhesion, relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay accuse contact adhesion and relay contact actuation are connected with same high-voltage distribution cabinet control monitoring alarm device body, high-voltage distribution cabinet control monitoring alarm device body is connected with audible alarm, TFT screen display reports to the police and CAN data communication.
In the invention, the size of a display screen for displaying an alarm on the TFT screen is 3.5 inches, 4.3 inches or 7 inches.
In the invention, two CAN interfaces are used for CAN data communication.
In the invention, the high-voltage power distribution cabinet monitoring, detecting and alarming device body monitors and detects the contact attraction state, the adhesion state, the contact voltage, the contact temperature and the relay coil end voltage state of a positive relay, a main motor negative relay, a charging relay, an air conditioner relay, a DCDC relay, a DCAC relay, a defrosting relay and the like on a main motor, thereby judging whether the relay works normally, sending out a sound alarming signal to remind a driver to pay attention to safety, and sending CAN alarming information to a VCU of a vehicle controller to enable the VCU to carry out corresponding processing; the device can gather each inside electric system operating condition that divides of high tension switchgear, shows information data such as relay actuation, adhesion state, voltage, temperature that gather, can send the warning and handle when unusual if appearing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. New energy vehicle block terminal control detects alarm device, including relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay contact actuation and relay accuse contact adhesion, its characterized in that, relay control coil voltage, relay contact voltage, relay accuse contact temperature, relay accuse contact adhesion and relay contact actuation are connected with same high-voltage distribution cabinet monitoring alarm device body, and high-voltage distribution cabinet monitoring alarm device body is connected with audible alarm, TFT screen display warning and CAN data communication.
2. The new energy vehicle distribution box monitoring, detecting and alarming device of claim 1, wherein a display screen of the TFT screen displaying an alarm is 3.5 inches, 4.3 inches or 7 inches.
3. The new energy vehicle distribution box monitoring, detecting and alarming device of claim 1, wherein two CAN interfaces are provided for CAN data communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352640.1A CN111845351A (en) | 2019-04-29 | 2019-04-29 | New energy vehicle block terminal control detection alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910352640.1A CN111845351A (en) | 2019-04-29 | 2019-04-29 | New energy vehicle block terminal control detection alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111845351A true CN111845351A (en) | 2020-10-30 |
Family
ID=72966019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910352640.1A Pending CN111845351A (en) | 2019-04-29 | 2019-04-29 | New energy vehicle block terminal control detection alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111845351A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406545A (en) * | 2020-11-30 | 2021-02-26 | 北京车和家信息技术有限公司 | Relay temperature rise monitoring method and device and electric automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2056734A (en) * | 1979-08-16 | 1981-03-18 | Bicc Ltd | An elevated temperature detection system |
| CN106772002A (en) * | 2016-11-30 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of charge relay adhesion detection means |
| CN106740200A (en) * | 2016-12-19 | 2017-05-31 | 西安特锐德智能充电科技有限公司 | The charging method of charging device, relay adhesion detection method and electric automobile |
| CN207345510U (en) * | 2017-09-13 | 2018-05-11 | 北汽银翔汽车有限公司 | A kind of automotive intelligent type high voltage control box |
-
2019
- 2019-04-29 CN CN201910352640.1A patent/CN111845351A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2056734A (en) * | 1979-08-16 | 1981-03-18 | Bicc Ltd | An elevated temperature detection system |
| CN106772002A (en) * | 2016-11-30 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of charge relay adhesion detection means |
| CN106740200A (en) * | 2016-12-19 | 2017-05-31 | 西安特锐德智能充电科技有限公司 | The charging method of charging device, relay adhesion detection method and electric automobile |
| CN207345510U (en) * | 2017-09-13 | 2018-05-11 | 北汽银翔汽车有限公司 | A kind of automotive intelligent type high voltage control box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406545A (en) * | 2020-11-30 | 2021-02-26 | 北京车和家信息技术有限公司 | Relay temperature rise monitoring method and device and electric automobile |
| CN112406545B (en) * | 2020-11-30 | 2022-07-29 | 北京车和家信息技术有限公司 | Relay temperature rise monitoring method and device and electric automobile |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201030 |