CN215298604U - Teaching and training board for main relay of high-voltage system of new energy automobile - Google Patents
Teaching and training board for main relay of high-voltage system of new energy automobile Download PDFInfo
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- CN215298604U CN215298604U CN202121546104.4U CN202121546104U CN215298604U CN 215298604 U CN215298604 U CN 215298604U CN 202121546104 U CN202121546104 U CN 202121546104U CN 215298604 U CN215298604 U CN 215298604U
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Abstract
The utility model discloses a real standard board of new energy automobile high-voltage system main relay teaching relates to real standard equipment field, including aluminum frame, real standard panel, circuit map district, main contactor, pre-charge contactor, negative pole contactor and pre-charge resistance, the inside fixed mounting of aluminum frame's framework has real standard panel, real standard panel divide into the topic identification area at top and establishes the circuit map district of topic identification area below, on the circuit map district the district is known to the device. Has the advantages that: the utility model discloses keep carrying out safe operation, teaching, function, cognition under the unanimous condition of new energy automobile main relay principle, show main relay circuit essential element directly perceived, the working process of manual operation demonstration main relay, movable hand detection circuitry trouble fully demonstrates new energy automobile and is different from the structure and the theory of operation of traditional car, the student of being convenient for study.
Description
Technical Field
The utility model relates to a real standard equipment field of new energy automobile specifically is a real standard board of new energy automobile high-voltage system main relay teaching.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or uses conventional automobile fuel, adopts a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, is widely applied in China at present, and a plurality of schools offer the profession for the maintenance industry in the current market, and for the electric automobile, the learning of a relay is indispensable, the learning of the traditional book theory teaching hardly promotes the recourse of students, and is dull and difficult to understand.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a real standard board of new energy automobile high-voltage system main relay teaching in order to solve above-mentioned problem just.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
real board of instructing of new energy automobile high-voltage system main relay teaching, including aluminum section frame, real panel of instructing, circuit diagram district, main contactor, pre-charge contactor, negative pole contactor and pre-charge resistance, the inside fixed mounting of framework of aluminum section frame has real panel of instructing, real panel of instructing divide into the subject identification area at top and establish the circuit diagram district of subject identification area below, be equipped with the cognitive district of device on the circuit diagram district, top-down installs in proper order on the cognitive district of device main contactor, pre-charge contactor and negative pole contactor, pre-charge contactor one side real panel of instructing is last to be installed the pre-charge resistance, real back of instructing the panel still installs power battery, dc-to-ac converter assembly and hybrid vehicle control ECU, main contactor the pre-charge contactor the negative pole contactor the pre-charge resistance, The power battery, the inverter assembly and the hybrid electric vehicle control ECU are connected together through a control circuit arranged on the back of the practical training panel, and a power supply detection terminal, a grounding detection terminal and a signal detection terminal are further installed on the circuit diagram area.
Further, still install supply socket on the real standard panel, supply socket external 12V direct current, the last switch that is equipped with of supply socket.
Furthermore, the front side face of the aluminum profile frame is provided with an embedding strip groove, and a decorative adhesive tape is installed in the embedding strip groove.
Further, the handles for grabbing are installed on the front frame walls on the two sides of the aluminum profile frame through screws.
Further, the power supply detection terminal is connected to the negative electrode of the power battery in a communication mode, the grounding detection terminal is connected with a grounding end, and the signal detection terminal is connected with a signal access end of the hybrid vehicle control ECU.
Has the advantages that: the utility model discloses a real standard board of new energy automobile high voltage system main relay teaching carries out safe operation, teaching, function, cognition under the condition that keeps unanimous with new energy automobile main relay principle, show main relay circuit essential element directly perceived, the working process of manual operation demonstration main relay, movable hand detection circuitry trouble, the structure and the theory of operation that fully show new energy automobile is different from traditional car, the student of being convenient for learns.
Drawings
FIG. 1 is a structural diagram of the teaching and practical training board for the main relay of the new energy automobile high-voltage system;
fig. 2 is the utility model discloses new energy automobile high voltage system main relay teaching is real to be trained the circuit schematic diagram of board.
The reference numerals are explained below:
1. an aluminum profile frame; 2. a training panel 21, a circuit diagram area 22 and a subject identification area; 3. a device recognition region; 4. a main contactor; 5. pre-charging a contactor; 6. a negative electrode contactor; 7. pre-charging a resistor; 8. a power socket; 9. a power supply detection terminal; 10. a ground detection terminal; 11. a handle; 12. decorating the adhesive tape; 13. a power battery; 14. an inverter assembly; 15. a hybrid vehicle control ECU; 16. and a signal detection terminal.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
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, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-2, the teaching and training board for the main relay of the high-voltage system of the new energy automobile comprises an aluminum profile frame 1, a training panel 2, a circuit diagram area 3, a main contactor 4, a pre-charging contactor 5, a negative contactor 6 and a pre-charging resistor 7;
a practical training panel 2 is fixedly installed inside a frame body of the aluminum profile frame 1, the practical training panel 3 is divided into a subject identification area 22 at the top and a circuit diagram area 21 arranged below the subject identification area 22, a device recognition area 3 is arranged on the circuit diagram area 21, a main contactor 4, a pre-charging contactor 5 and a negative contactor 6 are sequentially installed on the device recognition area 3 from top to bottom, and a pre-charging resistor 7 is installed on the practical training panel 2 on one side of the pre-charging contactor 5;
the back of the practical training panel 2 is also provided with a power battery 13, an inverter assembly 14 and a hybrid vehicle control ECU15, the main contactor 4, the pre-charging contactor 5, the negative contactor 6, the pre-charging resistor 7, the power battery 13, the inverter assembly 14 and the hybrid vehicle control ECU15 are connected together through a control circuit arranged on the back of the practical training panel 2, and a power detection terminal 9, a grounding detection terminal 10 and a signal detection terminal 16 are further arranged on a circuit diagram area 21.
In this embodiment, a power socket 8 is further installed on the training panel 2, the power socket 8 is externally connected with 12V direct current, and a power switch is arranged on the power socket 8.
In the present exemplary embodiment, the front side of the aluminum profile frame 1 is provided with a joint strip groove, in which the decorative joint strip 12 is mounted.
In the embodiment, the two side front frame walls of the aluminum profile frame 1 are provided with handles 11 for grabbing through screws.
In the present embodiment, the power supply detection terminal 9 is communicatively connected to the negative electrode of the power battery 13, the ground detection terminal 10 is connected to the ground, and the signal detection terminal 16 is connected to the signal input terminal of the hybrid vehicle control ECU 15.
In the structure, the main contactor 4 controls the connection or disconnection of the main power line of the controller, which is beneficial to the safety of a protection circuit and the controller, and the structure of the relay is the same as that of a traditional relay, one coil is a normally open switch, and a large current is controlled by a small current;
the pre-charging contactor 5 effectively protects a capacitor, a fuse and a direct current contactor, prevents that the charging current is possibly too large at the moment of direct power-on, the capacitor is possibly damaged due to the fact that the current is too large at the moment, and switching devices such as the direct current contactor and the like are also damaged;
the negative contactor 6 is used for controlling connection or disconnection of a negative power line of the controller, and is beneficial to the safety of a protection circuit and the controller;
the pre-charging resistor 7 is used for being connected in series in a charging loop in the pre-charging process to limit the size of pre-charging current, so that the power device is prevented from being damaged by large charging current generated by short circuit at the moment of electrifying.
The principle in this embodiment refers to former car component of toyota cameri hybrid electric vehicle to and the detection terminal that has safety protection, keep carrying out safe operation, teaching, function, cognition under the unanimous condition of new energy automobile main relay principle, show main relay circuit main component directly perceived, the working process of manual operation demonstration main relay, but the mobile hand detects circuit fault, fully demonstrate new energy automobile and be different from the structure and the theory of operation of traditional car, and complete course has, be applicable to the real integration teaching of high-class professional technology colleges and universities, ordinary education class institute and training agency to new energy automobile main relay relevant knowledge.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Real standard board of new energy automobile high-voltage system main relay teaching, its characterized in that: including aluminum profile frame, real panel of instructing, circuit diagram district, main contactor, pre-charge contactor, negative contactor and pre-charge resistance, the inside fixed mounting of framework of aluminum profile frame has the real panel of instructing, real panel of instructing divide into the subject identification area at top and establish the circuit diagram district of subject identification area below, be equipped with the cognitive district of device in the circuit diagram district, top-down installs in proper order on the cognitive district of device main contactor pre-charge contactor with the negative contactor, pre-charge contactor one side install on the real panel of instructing pre-charge resistance, power battery, dc-to-ac converter assembly and hybrid vehicle control ECU are still installed at the back of real panel of instructing, main contactor the pre-charge contactor the negative contactor the pre-charge resistance the power battery the dc-to-ac converter assembly with hybrid vehicle control ECU passes through the real control circuit who sets up of instructing of panel connects power battery, dc-to-ac converter assembly and hybrid vehicle control ECU passes through the real panel is instructed Together, a power detection terminal, a ground detection terminal and a signal detection terminal are also mounted on the circuit diagram area.
2. The teaching and training board for the main relay of the high-voltage system of the new energy automobile according to claim 1, is characterized in that: the practical training panel is further provided with a power socket, the power socket is externally connected with 12V direct current, and a power switch is arranged on the power socket.
3. The teaching and training board for the main relay of the high-voltage system of the new energy automobile according to claim 1, is characterized in that: the front side face of the aluminum profile frame is provided with an embedding strip groove, and a decorative adhesive tape is installed in the embedding strip groove.
4. The teaching and training board for the main relay of the high-voltage system of the new energy automobile according to claim 1, is characterized in that: and handles for grabbing are mounted on the front frame walls on the two sides of the aluminum profile frame through screws.
5. The teaching and training board for the main relay of the high-voltage system of the new energy automobile according to claim 1, is characterized in that: the power supply detection terminal is connected to the negative electrode of the power battery in a communication mode, the grounding detection terminal is connected with a grounding end, and the signal detection terminal is connected with a signal access end of the hybrid vehicle control ECU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121546104.4U CN215298604U (en) | 2021-07-08 | 2021-07-08 | Teaching and training board for main relay of high-voltage system of new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121546104.4U CN215298604U (en) | 2021-07-08 | 2021-07-08 | Teaching and training board for main relay of high-voltage system of new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215298604U true CN215298604U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121546104.4U Active CN215298604U (en) | 2021-07-08 | 2021-07-08 | Teaching and training board for main relay of high-voltage system of new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215298604U (en) |
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2021
- 2021-07-08 CN CN202121546104.4U patent/CN215298604U/en active Active
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