CN219574655U

CN219574655U - Controller test fixture

Info

Publication number: CN219574655U
Application number: CN202223586814.7U
Authority: CN
Inventors: 康兵; 朱长富; 马鹏青; 周正
Original assignee: Shanghai Jinmai Automotive Electronics Co ltd
Current assignee: Shanghai Jinmai Automotive Electronics Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-22
Anticipated expiration: 2032-12-30

Abstract

The utility model belongs to the technical field of heaters, and discloses a controller testing tool. The controller testing tool comprises a load, a first power instrument, a controller and a second power instrument, wherein the load comprises a plurality of heating units which are arranged side by side; one end of the first power meter is electrically connected with the load, and the first power meter is used for recording the actual consumption power of the load; the other end of the first power meter is electrically connected with the controller; the second power meter is electrically connected with the controller and is used for recording the input power of the controller. The controller test tool provided by the utility model has the advantages that the load comprises the plurality of heating units which are arranged side by side so as to divide the load into the blocks, the first power meter records the actual consumption power of the load, the second power meter records the input power of the controller, the difference value between the input power and the actual consumption power is the consumption power of the controller, the calculation of the consumption power of the controller is simplified, and the relevant research and development of the controller are facilitated.

Description

Controller test fixture

Technical Field

The utility model relates to the technical field of heaters, in particular to a controller testing tool.

Background

With the development of new energy automobile technology, the types of PTC products are more and more, and the power of the PTC products is also more and more. The power of the water heating type PTC product is continuously increased, the high-power PTC product generates more heat, a very large refrigerating unit is often required to be arranged for neutralizing the heat generated by the high-power PTC product, great difficulty is brought to testing and research and development of the PTC controller, and the power consumption of the controller is also greatly focused by the change of the power of the PTC product.

Disclosure of Invention

The utility model aims to provide a controller testing tool, which aims to improve convenience in research and development of a controller.

To achieve the purpose, the utility model adopts the following technical scheme:

controller test fixture includes:

a load including a plurality of heating units arranged side by side;

the first power instrument is used for recording the actual consumption power of the load;

the other end of the first power meter is electrically connected with the controller;

the second power instrument is electrically connected with the controller and is used for recording the input power of the controller.

Optionally, the heating unit includes a plurality of heating wires arranged side by side.

Optionally, the controller testing tool further comprises a medium box, and the heating unit is arranged in the medium box.

Optionally, the heating units are ten; the number of the heating wires is five.

Optionally, the controller testing tool further comprises a fixing support, and the controller is arranged on the fixing support.

Optionally, the controller testing tool further comprises an air cooling radiating piece, wherein the air cooling radiating piece penetrates through the fixing support, and the air cooling radiating piece is connected with the controller.

Optionally, the first power meter and the controller are located on the same side of the load, the first power meter and the controller are arranged at intervals, and the air cooling radiating piece is located in a gap between the first power meter and the controller.

Optionally, the controller test fixture further comprises a support frame, the support frame comprises a support main body, and a first partition plate and a second partition plate which are arranged on the support main body at intervals, the first partition plate is used for supporting the first power instrument, and the second partition plate is used for supporting the second power instrument and a fixed support.

Optionally, the first power meter and the controller are connected by a first wire harness, the first wire harness being received within the gap;

the second power instrument is connected with the controller through a second wire harness, and the second wire harness is accommodated in the gap.

Optionally, the controller testing tool further comprises a housing, wherein the housing is provided with a containing cavity, and the load, the first power meter, the controller and the second power meter are contained in the containing cavity.

The utility model has the beneficial effects that: according to the controller testing tool provided by the utility model, the load comprises a plurality of heating units which are arranged side by side so as to divide the load into blocks, the first power meter records the actual consumption power of the load, the second power meter records the input power of the controller, the difference value between the input power and the actual consumption power is the consumption power of the controller, for example, the input power of the controller 300 is denoted as Pin, the actual consumption power of the load 100 is denoted as Pout, and the consumption power P=Pin-Pout of the controller 300 simplifies the calculation of the consumption power of the controller and is convenient for relevant research and development of the controller.

Drawings

FIG. 1 is a schematic structural diagram of a controller test fixture provided by an embodiment of the present utility model;

FIG. 2 is a section A-A of FIG. 1;

fig. 3 is a sectional view of B-B in fig. 1.

In the figure:

100. a load; 110. a heating unit; 111. a heating wire; 200. a first power meter; 300. a controller; 400. a second power meter; 500. a media box; 600. a fixed bracket; 700. an air-cooled heat sink; 800. a housing; 900. a first wire harness; 1000. and a second harness.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a controller testing tool, which is used for testing the power of a controller of a PTC product, and simplifying a testing method so as to facilitate the relevant research and development of the controller.

As shown in fig. 1 to 3, in particular, the controller test fixture includes a load 100, a first power meter 200, a controller 300, and a second power meter 400, where the load 100 includes a plurality of heating units 110 arranged side by side; one end of the first power meter 200 is electrically connected with the load 100, and the first power meter 200 is used for recording the actual power consumption of the load 100; the other end of the first power meter 200 is electrically connected with the controller 300; the second power meter 400 is electrically connected to the controller 300, and the second power meter 400 is used for recording the input power of the controller 300.

In the controller test tool provided by the utility model, the load 100 comprises a plurality of heating units 110 arranged side by side to divide the load 100 into blocks, the first power meter 200 records the actual power consumption of the load 100, the second power meter 400 records the input power of the controller 300, the difference between the input power and the actual power consumption is the power consumption of the controller 300, for example, the input power of the controller 300 is denoted as Pin, the actual power consumption of the load 100 is denoted as Pout, and the power consumption p=pin-Pout of the controller 300 simplifies the calculation of the power consumption of the controller 300 and facilitates the relevant research and development of the controller 300.

Optionally, the heating unit 110 includes a plurality of heating wires 111 arranged side by side to ensure uniform heating.

Further, the controller testing tool further comprises a medium box 500, the heating unit 110 is arranged in the medium box 500, and the medium box 500 plays a role in heat preservation.

Illustratively, the number of the heating units 110 is ten, the number of the heating wires 111 is five, and the 10×5 heating module is formed by ten heating units 110 and five heating wires 111, so that the connection between the first power meter 200 and the load 100 is facilitated, and the corresponding study on the controller 300 is facilitated.

Optionally, the controller testing fixture further includes a fixing bracket 600, and the controller 300 is disposed on the fixing bracket 600 to improve the installation stability of the controller 300.

Further, the controller testing fixture further comprises an air cooling heat dissipation part 700, the air cooling heat dissipation part 700 penetrates through the fixing bracket 600, and the air cooling heat dissipation part 700 is connected with the controller 300. When the load 100 or the controller 300 works, more heat is generated, the air cooling heat dissipation element 700 is used for cooling and dissipating heat of the controller test fixture, and the controller 300 can control the opening of the air cooling heat dissipation element 700.

Optionally, the first power meter 200 and the controller 300 are located on the same side of the load 100, and the first power meter 200 and the controller 300 are spaced apart, and the air-cooled heat dissipation member 700 is located in a gap between the first power meter 200 and the controller 300, so as to improve heat dissipation efficiency of the air-cooled heat dissipation member to the controller 300 and the load 100.

In this embodiment, the controller testing fixture further includes a supporting frame, where the supporting frame includes a supporting main body, and a first partition board and a second partition board that are disposed on the supporting main body at intervals, the first partition board is used to support the first power meter 200, and the second partition board is used to support the second power meter 400 and the fixing bracket 600, so as to improve supporting stability.

Illustratively, the supporting body includes two parallel side plates, and two ends of the first partition plate and the second partition plate are detachably connected to the two side plates, so as to improve convenience in disassembly and assembly.

Optionally, the controller testing tool further includes a housing 800, the housing 800 is provided with a receiving cavity, the load 100, the first power meter 200, the controller 300 and the second power meter 400 are received in the receiving cavity, and the housing 800 can protect each component from external damage.

Illustratively, the housing 800 is provided with a first viewing window for viewing the display value of the first power meter 200 and a second viewing window for viewing the display value of the second power meter 400.

Optionally, the first power meter 200 and the controller 300 are connected by a first wire harness 900, and the first wire harness 900 is received in the gap; the second power meter 400 and the controller 300 are connected by the second wire harness 1000, and the second wire harness 1000 is accommodated in the gap, so that the first wire harness 900 and the second wire harness 1000 are prevented from being exposed, and the aesthetic property is improved.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Controller test fixture, its characterized in that includes:

a load (100) comprising a plurality of heating units (110) arranged side by side;

a first power meter (200), wherein one end of the first power meter (200) is electrically connected with the load (100), and the first power meter (200) is used for recording the actual consumption power of the load (100);

the other end of the first power meter (200) is electrically connected with the controller (300);

and the second power instrument (400) is electrically connected with the controller (300), and the second power instrument (400) is used for recording the input power of the controller (300).

2. The controller testing fixture according to claim 1, wherein the heating unit (110) comprises a plurality of heating wires (111) arranged side by side.

3. The controller testing fixture according to claim 2, further comprising a media box (500), wherein the heating unit (110) is arranged in the media box (500).

4. The controller testing tool according to claim 2, wherein the number of heating units (110) is ten; the number of the heating wires (111) is five.

5. The controller testing fixture of claim 1, further comprising a fixed bracket (600), wherein the controller (300) is disposed on the fixed bracket (600).

6. The controller testing fixture of claim 5, further comprising an air-cooled heat sink (700), wherein the air-cooled heat sink (700) is disposed through the fixed bracket (600), and wherein the air-cooled heat sink (700) is connected to the controller (300).

7. The controller testing tool according to claim 6, wherein the first power meter (200) and the controller (300) are located on the same side of the load (100), the first power meter (200) and the controller (300) are arranged at intervals, and the air-cooled heat sink (700) is located in a gap between the first power meter (200) and the controller (300).

8. The controller testing fixture of claim 7, further comprising a support frame, the support frame comprising a support body and first and second spacers spaced apart on the support body, the first spacer being configured to support the first power meter (200), the second spacer being configured to support the second power meter (400) and a fixed bracket (600).

9. The controller testing tool of claim 7, wherein the first power meter (200) and the controller (300) are connected by a first wire harness (900), the first wire harness (900) being received within the gap;

the second power meter (400) and the controller (300) are connected through a second wire harness (1000), and the second wire harness (1000) is accommodated in the gap.

10. The controller testing fixture according to any one of claims 1-9, further comprising a housing (800), said housing (800) being provided with a receiving cavity, said load (100), said first power meter (200), said controller (300) and said second power meter (400) being received in said receiving cavity.