CN221306389U

CN221306389U - Heat radiation structure of battery test equipment

Info

Publication number: CN221306389U
Application number: CN202323108223.3U
Authority: CN
Inventors: 鲁亮; 潘绍腾; 丁宁
Original assignee: Wuhan Land Electronic Co ltd
Current assignee: Wuhan Land Electronic Co ltd
Priority date: 2023-11-17
Filing date: 2023-11-17
Publication date: 2024-07-09
Anticipated expiration: 2033-11-17

Abstract

The utility model relates to the technical field of battery testing equipment, in particular to a heat dissipation structure of battery testing equipment. The box comprises a box body, wherein the box body comprises a hollow structure with an opening at the top; the supporting plate is arranged in the box body, and a first notch penetrating through the supporting plate is formed in the supporting plate; the control board PCB is arranged on the support plate; the radiator module is arranged on one side of the supporting plate and is connected with the control panel PCB through the first notch; and the switching power supply is arranged on one side of the radiator module. The utility model is improved on the old rack with limited space, and a plurality of vertical radiator modules, a supporting plate with a first notch, a plug-in type control board PCB, a flip-chip type switch power supply and other elements are used, so that the device meets the requirements of large range of equipment in limited space and the functional requirements of heat dissipation and the like.

Description

Heat radiation structure of battery test equipment

Technical Field

The utility model relates to the technical field of electronic elements, in particular to a heat dissipation structure of battery test equipment.

Background

In battery test products, good heat dissipation inside a chassis is an important factor affecting equipment test precision, with the development of new energy, battery manufacturers put forward higher requirements on the performance of battery test equipment, the former battery test equipment cannot meet new requirements, and therefore old equipment needs to be updated, and in order to further reduce purchase cost of enterprises, a rack of the old equipment is selected to be fully utilized to mount the new battery test equipment, so the overall size of the new test equipment is limited, the new equipment generates large heat and generates heat rapidly, and the former radiator module cannot be mounted and meets the heat dissipation requirements.

Chinese patent publication No. CN211909272U discloses a heat dissipation structure of a multi-channel battery detection PCB board. This heat radiation structure includes the mounting box, the front end of mounting box is equipped with the air intake, the rear end of mounting box is equipped with the fan, be equipped with the PCB support in the mounting box, the PCB support is including the PCB supporting baseplate that is used for installing the PCB board and be used for the division board with rear end power isolation, transversely be equipped with a plurality of ventilation holes on the division board, the air intake, ventilation hole and fan communicate in proper order and form the upper heat dissipation wind channel, the radiator is located the below of PCB supporting baseplate, and bolted connection between radiator and the PCB supporting baseplate, the air intake, radiator and fan communicate in proper order and form the lower heat dissipation wind channel.

The radiator of the radiating structure is a radiating fin, and the space occupied by the radiating fin is larger in the figure; the switch power supply is arranged on the bottom plate to block a heat dissipation channel of the radiator; the partition board is not beneficial to heat dissipation of the PCB; because the main heat dissipation channel is blocked, the heat dissipation is limited, the upgrade and the transformation of the equipment with larger measuring range can not be performed, and the structure is not suitable for transforming the box body of the old equipment with limited space.

Disclosure of utility model

The utility model aims to at least solve one defect of the background technology, and provides a heat radiation structure of battery test equipment, which can meet the performance of the equipment in a limited space and meet the updating requirement of battery manufacturing enterprises on the battery test equipment.

The technical scheme of the utility model is as follows: a heat dissipation structure of battery test equipment comprises,

The box body comprises a hollow structure with an opening at the top;

The supporting plate is arranged in the box body, and a first notch penetrating through the supporting plate is formed in the supporting plate;

The control board PCB is arranged on the support plate;

The radiator module is arranged on one side of the supporting plate and connected with the control panel PCB through the first notch by the connecting piece;

and the switching power supply is arranged on one side of the radiator module.

Further, the switch power supply is arranged on the top end of the box body in a flip-chip mode and located beside the control board PCB.

Further, a hanging plate is arranged at the top of the box body, and the switching power supply is hung on the hanging plate.

Further, the radiator module comprises a radiator and a power panel PCB arranged on one side of the radiator.

Further, the heat sink includes a plurality of heat sinks disposed at a side of the heat sink away from the power panel PCB.

Further, at least one end face of the radiator for fixed connection is in a ladder-shaped structure.

Further, the radiator module is connected with the control panel PCB in a plug-in manner through the golden finger plug and the golden finger socket.

Further, a gap is arranged between the control board PCB and the support board.

Further, the supporting plate is provided with a heat dissipation hole.

Further, the front end and the rear end of the box body are respectively provided with an air inlet and a fan for heat dissipation.

The utility model has the advantages that: 1. the novel radiator module is adopted to replace the original radiating fins, so that the radiating effect is ensured, and meanwhile, the occupied space of the radiator is reduced; meanwhile, a first notch is additionally formed in the supporting plate, so that the control panel PCB is convenient to connect with the radiator module;

2. If the heat of the radiator is rapidly accumulated, the heat of the radiator module is interfered with main components such as chips, so that the testing precision is affected, and the equipment cannot work normally; the switching power supply adopts a flip-chip design, so that the situation that the switching power supply is arranged on the bottom plate of the box body to block a heat dissipation channel of the radiator module is avoided;

3. the hanging plate can be used for arranging the switching power supply at the top end of the box body, and when the switching power supply is positioned beside the control panel PCB and a certain distance exists, the heat dissipation of the control panel PCB is not affected;

4. The radiator module comprises a radiator and a power panel PCB, and the radiator module with the structure occupies smaller space;

5. The radiator comprises a plurality of radiating fins arranged on one side, so that the occupied space is reduced, the radiating efficiency is ensured, and the total radiating fin area is ensured by using a plurality of radiator modules;

6. the radiator is used for being fixedly connected and is in a ladder shape, so that the contact surface of the radiator for installation is smaller, and the radiator is more beneficial to radiating;

7. The radiator module is connected with the control panel PCB in a plug-in manner through the golden finger plug and the socket, the plug-in connection occupies small space, the radiator module is convenient to assemble in a narrow space, and the installation and maintenance of each element are convenient;

8. A gap is arranged between the control panel PCB and the support plate, so that heat dissipation of the control panel PCB is facilitated;

9. the radiating holes in the supporting plate are convenient for the heat of the control panel PCB to radiate through the radiating holes, so that the influence of the inverted arrangement of the switching power supply on the radiation of the control panel PCB is reduced;

10. The front end and the rear end of the box body are respectively provided with an air inlet and a cooling fan; and the heat is conveniently and rapidly discharged.

The utility model is improved on the old rack with limited space, and a plurality of vertical radiator modules, a supporting plate with a first notch, a plug-in type control board PCB, a flip-chip type switch power supply and other elements are used, so that the device meets the requirements of large range of equipment in limited space and the functional requirements of heat dissipation and the like.

Drawings

Fig. 1: a structural perspective view of the battery detection device;

fig. 2: a perspective schematic view of a connecting structure of the supporting plate and the box body;

Fig. 3: an inverted schematic perspective view of fig. 2;

fig. 4: an inverted schematic diagram of a radiator module and a switching power supply mounting structure;

Wherein: 1, a box body; 11-an air inlet; 12-a fan; 13-a data interaction interface; 2-a supporting plate; 21-pressing Liu Luozhu; 22-waist-shaped mounting holes; 23-radiating holes; 24-a first notch; 3-a control board PCB; 31-golden finger socket; 4-a heat sink module; 41-a heat sink; 42-power panel PCB; 5-a switching power supply; 6, hanging plate; 61-counter bore; 62-lightening holes.

Detailed Description

Embodiments of the present utility model are described in detail below, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and to simplify the description, and do not indicate or imply that the devices 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 present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

The utility model will now be described in further detail with reference to the drawings and to specific examples.

The utility model relates to a heat radiation structure of battery test equipment, in particular to a heat radiation structure as shown in figures 1-4, which comprises a box body 1, a supporting plate 2, a control panel PCB3, a plurality of radiator modules 4 and a switch power supply 5; the box body 1 comprises a hollow structure with an opening at the top, and a front plate and a rear plate are respectively arranged at the front end and the rear end of the box body 1; the supporting plate 2 is arranged in the box body 1, and a first notch 24 penetrating through the supporting plate 2 is formed in the supporting plate 2; the control board PCB3 is disposed on the support plate 2; the support plate 2 is provided with a plurality of waist-shaped mounting holes 22, a plurality of first screws respectively penetrate through the waist-shaped mounting holes 22 to fix the radiator module 4 below the support plate 2, and the radiator module 4 penetrates through the first notch 24 through a connecting piece to be connected with the control panel PCB 3; the switching power supply 5 is arranged in the box 1 and located on one side of the radiator module 4. The updated equipment has larger measuring range and rapid heating, and the novel radiator module 4 reduces the occupied space and ensures the radiating effect; meanwhile, the first notch 24 is additionally arranged on the supporting plate 2, so that the control panel PCB3 is conveniently connected with the radiator module 4.

In a further embodiment, the mounting position of the switch power supply 5 is specifically described in this embodiment, as shown in fig. 4, a plurality of switch power supplies 5 are flip-chip mounted on the top end of the box 1 and located at the side of the control board PCB3, and a certain distance is reserved between the switch power supplies 5 and the control board PCB3, so that heat generated by the control board PCB3 is prevented from concentrating at one end close to the switch power supply 5, and normal operation of the control board PCB3 is prevented from being affected.

In a further embodiment, the specific installation of the switch power supply 5 is described in this embodiment, as shown in fig. 1-3, the top end of the box 1 is provided with a hanger plate 6, the hanger plate 6 is located at one side of the control board PCB3 far away from the front board, the hanger plate 6 is provided with a plurality of counter bores 61, and the plurality of switch power supplies 5 are respectively connected to the hanger plate 6 through a plurality of second screws through the plurality of counter bores 61 in a flip-chip manner; the switch power supply 5 is prevented from being arranged on the bottom of the box to block the heat dissipation channel of the heat sink module 4, and a certain gap is reserved between the switch power supply 5 and the control panel PCB3, so that the heat dissipation of the control panel PCB3 is prevented from being influenced. Preferably, the lifting plate 6 is provided with a lightening hole 62, which is also convenient for heat dissipation of the switching power supply 5.

It should be noted that the hanging plate 6 is not necessarily set up, the box 1 may be provided with a cover plate sealing the top of the box 1, and the switching power supply 5 may be hung on the cover plate, so that the obstruction to the heat dissipation channel of the radiator module 4 may be reduced.

In a further embodiment, the radiator module 4 is specifically described in this embodiment, as shown in fig. 4, the radiator module 4 includes a radiator 41 and a power board PCB42 installed on one side of the radiator 41, and the plurality of radiator modules 4 are vertically arranged in parallel, and the power board PCB42 is arranged on one side of the radiator 41, so that the radiator module 4 occupies a smaller space.

In a further embodiment, the radiator 41 is specifically described, as shown in fig. 4, where the radiator 41 includes a plurality of cooling fins, and the plurality of cooling fins are disposed at a side of the radiator 41 away from the power panel PCB42 at intervals parallel to the horizontal direction; the heat dissipation efficiency is ensured while the occupied space is reduced, and the total heat dissipation fin area size is ensured by using a plurality of heat dissipation modules 4.

In the preferred embodiment, the radiator 41 is optimized, specifically, as shown in fig. 4, the end surface of the radiator 41 fixedly connected with the support plate 2 is in a ladder structure, that is, the upper end surface of the highest radiating fin installed on the radiator 41 is lower than the upper end surface of the radiator 41, so that the contact surface between the radiator 41 and the support plate 2 can be reduced, and a radiating space is reserved between the radiating fin and the support plate 2; similarly, when the radiator 41 is connected to the bottom surface of the case 1, the bottom surface of the radiator 41 is also of a stepped structure.

In another embodiment, the connection manner of the control board PCB3 is specifically described in this embodiment, as shown in fig. 1, the radiator module 4 is provided with a golden finger plug, the control board PCB3 is provided with a golden finger socket 31 corresponding to the golden finger plug, and the golden finger plug passes through the first notch 24 and is connected with the golden finger socket 31 in a plugging manner. The plug-in connection is convenient to install in a narrow space and convenient for later maintenance and replacement of new elements.

In the preferred embodiment of the present application, the control board PCB3 is optimized, specifically, as shown in fig. 2, a plurality of press riveting studs 21 with internal threads are provided on the support board 2, and the control board PCB3 is fixed on the plurality of press riveting studs 21 by a plurality of third screws, so that a certain gap is left between the control board PCB3 and the support board 2 as a heat dissipation channel, which is beneficial for rapid heat dissipation of the control board PCB 3.

In a further embodiment, the supporting plate 2 is optimized, as shown in the figure, a plurality of heat dissipation holes 23 are formed in the supporting plate 2, and hot air on the lower side of the control panel PCB3 can flow to the rear end of the box body through the heat dissipation holes 23, so that the heat dissipation effect of the control panel PCB3 is increased.

In a further embodiment, the present embodiment optimizes the case 1, as shown in fig. 1 and fig. 4, the front plate and the rear plate of the case 1 are respectively provided with an air inlet 11 and a heat dissipation fan 12 for dissipating heat, air enters from the air inlet 11, takes away heat of the heat sink 41 and the electric components, and is discharged through the fan 12 to form a penetrating heat dissipation channel, so as to realize rapid heat dissipation.

In another embodiment, the case 1 is described in detail in this embodiment, as shown in fig. 1 and fig. 4, a data interaction interface 13 is disposed on a front board of the case 1, and information such as data detected by the battery testing device can be transmitted through the data interaction interface 13.

The structure and layout of each component of the utility model meet the large-range requirement of the equipment in a limited space, air enters from the air inlet, takes away the heat at two sides of the control panel PCB3 through the upper layer of the support plate 2 and takes away the heat of the radiator 41 through the lower layer of the support plate 2, the partition-free baffle blocks the heat dissipation channel of the control panel PCB3, the switch power supply 5 also does not block the main heat dissipation channel, and the heat dissipation requirement of new electric elements with quicker heating and larger equipment range is met.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A heat radiation structure of battery test equipment, its characterized in that: comprising the steps of (a) a step of,

The box body (1), the box body (1) comprises a hollow structure with an open top;

The supporting plate (2) is arranged in the box body (1), and a first notch (24) penetrating through the supporting plate (2) is formed in the supporting plate (2);

A control board PCB (3), the control board PCB (3) being arranged on the support board (2);

the radiator module (4) is arranged on one side of the supporting plate (2) and penetrates through the first notch (24) through a connecting piece to be connected with the control panel PCB (3);

And the switching power supply (5) is arranged on one side of the radiator module (4).

2. The heat dissipation structure of a battery test apparatus as defined in claim 1, wherein: the switching power supply (5) is inversely installed at the top end of the box body (1) and is located at the side of the control panel PCB (3).

3. The heat dissipation structure of a battery test apparatus as defined in claim 2, wherein: the top of the box body (1) is provided with a hanging plate (6), and the switching power supply (5) is hung on the hanging plate (6).

4. A heat dissipation structure for a battery testing apparatus as defined in any one of claims 1-3, wherein: the radiator module (4) comprises a radiator (41) and a power panel PCB (42) arranged on one side of the radiator (41).

5. The heat dissipation structure of a battery test apparatus as defined in claim 4, wherein: the heat sink (41) includes a plurality of heat radiating fins provided on a side of the heat sink (41) away from the power panel PCB (42).

6. The heat dissipation structure of a battery test apparatus as defined in claim 5, wherein: at least one end face of the radiator (41) for fixed connection is in a ladder-shaped structure.

7. The heat dissipation structure of a battery test apparatus as defined in claim 1, wherein: the radiator module (4) is connected with the control panel PCB (3) in a plugging manner through a golden finger plug and a golden finger socket (31).

8. The heat dissipation structure of a battery test apparatus as defined in claim 1, wherein: a gap is arranged between the control board PCB (3) and the support board (2).

9. The heat dissipation structure of a battery test apparatus as defined in claim 1, wherein: and the supporting plate (2) is provided with a heat dissipation hole (23).

10. The heat dissipation structure of a battery test apparatus as defined in claim 1, wherein: the front end and the rear end of the box body (1) are respectively provided with an air inlet (11) and a fan (12) for radiating heat.