CN211628083U

CN211628083U - Electronic programmable middle load board of automobile

Info

Publication number: CN211628083U
Application number: CN202020843834.XU
Authority: CN
Inventors: 李高鹏
Original assignee: Suzhou Wurui Technology Co ltd
Current assignee: Suzhou Wurui Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-10-02
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to a load board during auto electronic can programme, including first load module, second load module and third load module, the three is mutual independent setting. The utility model discloses can provide the load output that three routes are different, make it conveniently change, reduce the cost of test to the effectual commonality that has improved.

Description

Electronic programmable middle load board of automobile

Technical Field

The utility model relates to a load board during automotive electronics can programme.

Background

In order to ensure that the electronic ECU of the automobile normally works, different load cards are loaded according to the type of the product in a production link, corresponding load power is provided to the ECU, so that the ECU is subjected to performance test, and whether the ECU meets the requirements of the specifications of the electronic industry of the automobile is verified. The automatic test must provide different load powers according to the product type and needs, so different load cards (including a large load card, a medium load card and a small load card) need to be replaced respectively, the test cost is high, and the universality is poor.

In view of the above-mentioned defects, the present designer actively makes research and innovation to create a new-structured programmable large-load board card for automobile electronics, so that the board card has more industrial utility value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing an automotive electronics big load integrated circuit board able to programme.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automotive electronic programmable medium load board card comprises a first load module, a second load module and a third load module which are arranged independently;

the first load module comprises a first load end and a second load end, wherein one end of the first load end is connected with an MS1R end, the other end of the first load end is connected with one ends of a relay RL6, a relay RL7 and a relay RL8 which are connected in parallel, the other ends of the relay RL6, the relay RL7 and the relay RL8 are respectively connected with PIN _ z22, PIN _ z24 and PIN _ z26, one end of the second load end is connected with an MS1 end, the other end of the second load end is connected with one ends of a relay RL1, a relay RL2, a relay RL3, a relay RL4 and a relay RL5, and the other ends of the relay RL1, the relay RL2, the relay RL3, the relay RL4 and the relay RL5 are respectively connected with PIN _ b22, PIN _ b24, PIN _ b26, PIN _ b28 and PIN _ b 30;

the second load module comprises a third load end and a fourth load end, wherein one end of the third load end is connected with the MS2R end, the other end of the third load end is connected with one ends of a relay RL14, a relay RL15, a relay RL16, a relay RL17 and a relay RL18 which are connected in parallel, and the other ends of the relay RL14, the relay RL15, the relay RL16, the relay RL17 and the relay RL18 are respectively connected with PIN _ z22, PIN _ z24, PIN _ z26, PIN _ b22 and PIN _ b 24; one end of a fourth load end is connected with the MS2 end, the other end of the fourth load end is connected with one ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13, and the other ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13 are respectively connected with PIN _ d22, PIN _ d24, PIN _ d26, PIN _ d28 and PIN _ d 30;

the third load module comprises a fifth load end and a sixth load end, wherein one end of the fifth load end is connected with the MS3R end, the other end of the fifth load end is connected with one ends of a relay RL24, a relay RL25 and a relay RL26 which are connected in parallel, the other ends of the relay RL24, the relay RL25 and the relay RL26 are respectively connected with PIN _ d22, PIN _ d24 and PIN _ z26, one end of the sixth load end is connected with the MS3 end, the other end of the sixth load end is connected with one ends of a relay RL19, a relay RL20, a relay RL21, a relay RL22 and a relay RL23, and the other ends of the relay RL19, the relay RL20, the relay RL21, the relay RL22 and the relay RL23 are respectively connected with PIN _ z22, PIN _ z24, PIN _ z26, PIN _ z _ 28 and PIN _ z 30.

Preferably, the first load module (1) relay is DK 1A-12V.

Preferably, the second load module relay is DK 1A-12V.

Preferably, the third load module relay is DK 1A-12V.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model discloses can provide the load output that three routes are different, make it conveniently change, reduce the cost of test to the effectual commonality that has improved.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a load block diagram of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically limited otherwise.

Examples

As shown in fig. 1, an automotive electronic programmable intermediate load board card includes a first load module 1, a second load module 2, and a third load module 3, which are independently arranged.

The first load module circuit in the utility model is connected as follows, the first load module 1 includes first load end 11 and second load end 12, wherein, one end of first load end 11 links to each other with MS1R end, the other end of first load end 11 links to each other with the one end of parallelly connected relay RL6, relay RL7 and relay RL8, the other end of relay RL6, relay RL7 and relay RL8 links to each other with PIN _ z22, PIN _ z24 and PIN _ z26 respectively, one end of second load end 12 links to each other with MS1 end, the other end of second load end 12 links to each other with one end of relay RL1, relay RL2, relay RL3, relay RL4 and relay RL 56, the other end of relay RL1, RL2, relay RL3, relay RL7 and relay RL5 links to each other end with PIN _ b22, PIN _ b22 and PIN _ 22.

The utility model discloses in second load module circuit connection as follows, second load module 2 includes third load end 21 and fourth load end 22, wherein, the one end and the MS2R end of third load end 21 link to each other, the other end of third load end 21 links to each other with the one end of parallelly connected relay RL14, relay RL15, relay RL16, relay RL17 and relay RL18, the other end of relay RL14, relay RL15, relay RL16, relay RL17 and relay RL18 links to each other with PIN _ z22, PIN _ z24, PIN _ z26, PIN _ b22 and PIN _ b24 respectively; one end of the fourth load terminal 22 is connected with the MS2 terminal, the other end of the fourth load terminal 22 is connected with one ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13, and the other ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13 are connected with a PIN _ d22, a PIN _ d24 and a PIN _ d26, a PIN _ d28 and a PIN _ d30, respectively.

The third load module circuit of the present invention is connected as follows, the third load module 3 includes a fifth load terminal 31 and a sixth load terminal 32, wherein, one end of the fifth load terminal 31 is connected with the MS3R terminal, the other end of the fifth load terminal 31 is connected with one end of the parallel relay RL24, the relay RL25 and the relay RL26, the other ends of the relay RL24, the relay RL25 and the relay RL26 are respectively connected with one end of the PIN _ d22, the PIN _ d24 and the PIN _ z26, one end of the sixth load terminal 32 is connected with the MS3 terminal, the other end of the sixth load terminal 32 is connected with one end of the relay RL19, the relay RL20, the relay RL21, the relay RL22 and the relay RL 56, and the other end of the relay RL19, the relay RL20, the relay RL21, the relay RL7 and the relay 23 are respectively connected with the PIN _ z22, the PIN _ z22 and the PIN _ z 22.

The utility model discloses in first load module 1 relay is DK 1A-12V.

The utility model discloses in second load module 2 relay is DK 1A-12V.

The utility model discloses in the third load module 3 relay is DK 1A-12V.

The utility model discloses can provide 3 way load output at most, this 3 way can regard as L7 ~ L10's output, and each load all has three kinds of modes (to + UBLAST, -UBLAST and REF use), and the relay that these three kinds of modes correspond needs to have the mutual exclusion function.

L7 output current 1A, load resistance 16 omega, precision 1%, load power 16W, sampling resistance 1 omega precision 0.1%.

L8 output current 1A, load resistance 16 omega, load inductance 5.8mH, precision 1%, load power 16W, sampling resistance 1 omega.

L9 output current 2A, load resistance 8 omega, precision 1%, load power 32W, sampling resistance 1 omega precision 0.1%.

L10 output current 2A, load resistance 8 omega, load inductance 5.8mH, precision 1%, load power 32W, sampling resistance 1 omega.

Voltage or current measurements may be made for the loads of MS1, MS2, MS 3.

The current was measured using MS1(d10, b10) and a sampling resistor of 1 ohm 4W. When measuring the voltage, MS2(z10, d12) MessC (b12, z12) was used, and MS3 was used as a default. And only voltages between pin and + ublast/-ublast can be measured when measuring the voltage.

The connection relationship of each pin is shown in table 1.

Table 1:

when the load is used as the double-ended output, the load is applied to the two pins as the negative terminal, and + ullast and-ullast are the control voltages of the load, which is a technique known to those skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An automotive electronics load board in able to programme which characterized in that: the load control device comprises a first load module (1), a second load module (2) and a third load module (3), which are arranged independently;

the first load module (1) comprises a first load end (11) and a second load end (12), wherein one end of the first load end (11) is connected with an MS1R end, the other end of the first load end (11) is connected with one ends of a relay RL6, a relay RL7 and a relay RL8 which are connected in parallel, the other ends of the relay RL6, the relay RL7 and the relay RL8 are respectively connected with one ends of a PIN _ z22, a PIN _ z24 and a PIN _ z26, one end of the second load end (12) is connected with an MS1 end, the other end of the second load end (12) is connected with one ends of a relay RL1, a relay RL2, a relay RL3, a relay RL4 and a relay RL5, and the other ends of a relay RL1, an RL2, a relay RL3, a relay RL4 and a relay RL5 are respectively connected with the other ends of a PIN _ b22, a PIN _ b24, a PIN _ b26, a PIN _ b28 and a PIN _ b 30;

the second load module (2) comprises a third load end (21) and a fourth load end (22), wherein one end of the third load end (21) is connected with the MS2R end, the other end of the third load end (21) is connected with one ends of a relay RL14, a relay RL15, a relay RL16, a relay RL17 and a relay RL18 which are connected in parallel, and the other ends of the relay RL14, the relay RL15, the relay RL16, the relay RL17 and the relay RL18 are respectively connected with PIN _ z22, PIN _ z24, PIN _ z26, PIN _ b22 and PIN _ b 24;

one end of a fourth load end (22) is connected with the MS2 end, the other end of the fourth load end (22) is connected with one ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13, and the other ends of a relay RL9, a relay RL10, a relay RL11, a relay RL12 and a relay RL13 are respectively connected with PIN _ d22, PIN _ d24 and PIN _ d26, PIN _ d28 and PIN _ d 30;

the third load module (3) comprises a fifth load end (31) and a sixth load end (32), wherein one end of the fifth load end (31) is connected with an MS3R end, the other end of the fifth load end (31) is connected with one ends of a relay RL24, a relay RL25 and a relay RL26 which are connected in parallel, the other ends of the relay RL24, the relay RL25 and the relay RL26 are respectively connected with one ends of a PIN _ d22, a PIN _ d24 and a PIN _ z26, one end of the sixth load end (32) is connected with an MS3 end, the other end of the sixth load end (32) is connected with one ends of a relay RL19, a relay RL20, a relay RL21, a relay RL22 and a relay RL23, and the other ends of a relay RL19, an RL20, a relay RL21, a relay RL22 and a relay RL23 are respectively connected with the other ends of a PIN _ z22, a PIN _ z24 and a PIN _ z26, a PIN _ z28 and a PIN _ z 30.

2. The automotive electronic programmable center load board of claim 1, wherein: and the relays of the first load module (1) are DK 1A-12V.

3. The automotive electronic programmable center load board of claim 1, wherein: and the relays of the second load module (2) are DK 1A-12V.

4. The automotive electronic programmable center load board of claim 1, wherein: and the relays of the third load module (3) are all DK 1A-12V.