CN219124098U

CN219124098U - Low-power consumption DC-DC power module

Info

Publication number: CN219124098U
Application number: CN202320108262.4U
Authority: CN
Inventors: 张功禧
Original assignee: Xi'an Horian Technology Co ltd
Current assignee: Xi'an Horian Technology Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-06-02
Anticipated expiration: 2033-02-03

Abstract

The utility model relates to the technical field of power modules, in particular to a low-power-consumption DC-DC power module, which comprises: the power module is positioned above the inner cavity of the fixing frame and is in sliding connection with the fixing frame, and the inner cavity of the fixing frame is provided with a transmission assembly; the transmission assembly comprises a mounting frame fixedly connected with a fixing frame, a threaded rod is connected with the inside of the mounting frame in a threaded mode, a bevel gear I is connected with the lower portion of the surface of the threaded rod in a threaded mode, the bottom of the bevel gear I is connected with the mounting frame in a rotating mode, and a cross rod is connected with the upper portion of the surface of the threaded rod in a threaded mode. The utility model has the advantages of good protection effect and convenient heat dissipation, and in the actual use process, firstly, the power module can be stored in the inner cavity of the fixing frame in the unused state of the power module so as to achieve the purpose of protecting the surface interface of the power module, and secondly, the heat dissipation element is arranged at the bottom of the power module so as to further dissipate heat of the power module during the operation of the power module.

Description

Low-power consumption DC-DC power module

Technical Field

The utility model relates to the technical field of power modules, in particular to a low-power-consumption DC-DC power module.

Background

The power module is a power supply which can be directly mounted on a printed circuit board and is characterized in that the power module can provide power for an application specific integrated circuit, a digital signal processor, a microprocessor, a memory, a field programmable gate array and other digital or analog loads.

The DC-DC power module is usually directly placed on a plane for use under the condition of keeping low energy consumption, firstly, the surface interfaces are more, the DC-DC power module is easily damaged by collision of foreign objects under the condition of not using, and secondly, the bottom of the DC-DC power module is tightly connected with the plane, which is not beneficial to the surface heat dissipation of the DC-DC power module, and the stability of the DC-DC power module during use is reduced.

Accordingly, there is a need for a low power consumption DC-DC power module that addresses the above-described problems.

Disclosure of Invention

The utility model aims to provide a low-power-consumption DC-DC power module which has the advantages of good protection effect and convenience in heat dissipation, and solves the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a low power DC-DC power module comprising: the power module is located above the inner cavity of the fixing frame and is in sliding connection with the fixing frame, and the inner cavity of the fixing frame is provided with a transmission assembly.

The transmission assembly comprises a mounting frame fixedly connected with a fixing frame, wherein a threaded rod is connected to the mounting frame in a threaded mode, a bevel gear I is connected to the lower portion of the surface of the threaded rod in a threaded mode, the bottom of the bevel gear I is connected with the mounting frame in a rotating mode, a cross rod is connected to the upper portion of the surface of the threaded rod in a threaded mode, the front end and the rear end of the cross rod are fixedly connected with sliding sleeves, the bottom of the sliding sleeves are connected with the fixing frame in a sliding mode, a connecting rod is arranged in the fixing frame, two ends of the connecting rod are fixedly connected with a bevel gear II, the bevel gear II is meshed with the bevel gear I, a fixing plate I is fixedly connected to the right side of the bottom of an inner cavity of the fixing frame, a motor is fixedly connected to the inner portion of the fixing plate I, and an output shaft of the motor penetrates through the outer side of the fixing plate I and is fixedly connected with a bevel gear II located on the right side.

The bottom of the power module is provided with a heat dissipation assembly.

Further, as one preferable aspect of the utility model, the heat dissipation assembly comprises a connection plate fixedly connected with the power module, the top of the sliding sleeve extends to the inner cavity of the fixing frame and is fixedly connected with the connection plate, a plurality of heat dissipation holes distributed at equal intervals are formed in the top and the bottom of the connection plate, a heat conduction silicone grease plate is fixedly connected to the top of the inner cavity of the connection plate, the size of the heat conduction silicone grease plate is smaller than that of the connection plate, a heat dissipation fin is fixedly connected to the bottom of the inner cavity of the connection plate, a heat dissipation fan is fixedly connected to the center of the top of the heat dissipation fin, and copper pipes are commonly communicated to two sides of the top of the heat dissipation fin.

Furthermore, as one preferable mode of the utility model, two symmetrically arranged threaded holes are formed in two sides of the bottom of the inner cavity of the fixing frame, and the inner cavity of the threaded hole is in threaded connection with a bolt.

Further, as one preferable aspect of the utility model, the top end of the threaded rod penetrates to the outer side of the cross rod and is fixedly connected with a limiting block.

Furthermore, as one preferable mode of the utility model, one side, far away from the connecting rod, of the bevel gear II on the left side is rotationally connected with a fixing plate II through a bearing, and the bottom of the fixing plate II is fixedly connected with a fixing frame.

Further, as a preferable mode of the utility model, the top and the bottom of the fixing frame are both provided with an open structure.

The beneficial effect, the technical scheme of this application possesses following technical effect: the utility model has the advantages of good protection effect and convenient heat dissipation, and in the actual use process, firstly, the power module can be stored in the inner cavity of the fixing frame in the unused state of the power module so as to achieve the purpose of protecting the surface interface of the power module, and secondly, the heat dissipation element is arranged at the bottom of the power module so as to further dissipate heat of the power module when the power module works, thereby ensuring that the power module is in a constant temperature state and keeps stable operation.

It should be understood that all combinations of the foregoing concepts, as well as additional concepts described in more detail below, may be considered a part of the inventive subject matter of the present disclosure as long as such concepts are not mutually inconsistent.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a partial structure of the present utility model;

FIG. 3 is a schematic perspective view of a partial structure of the second embodiment of the present utility model;

fig. 4 is a perspective view illustrating a disassembled state of the heat dissipating assembly according to the present utility model.

In the drawings, the meanings of the reference numerals are as follows: 1. a fixing frame; 2. a power module; 3. a mounting frame; 4. a threaded rod; 5. a first helical gear; 6. a cross bar; 7. a sliding sleeve; 8. a connecting rod; 9. a helical gear II; 10. a first fixing plate; 11. a motor; 12. a heat dissipation assembly; 121. a splice plate; 122. a heat radiation hole; 123. a thermally conductive silicone grease plate; 124. a heat sink; 125. a heat radiation fan; 126. copper pipe; 13. a threaded hole; 14. a bolt; 15. a limiting block; 16. and a second fixing plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and in order to better understand the technical content of the present utility model, specific embodiments are specifically described below with reference to the accompanying drawings. Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. It should be appreciated that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a wide variety of ways. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4: the embodiment provides a low-power consumption DC-DC power module, comprising: the power module 2 is located above the inner cavity of the fixing frame 1 and is in sliding connection with the fixing frame 1, and a transmission assembly is arranged in the inner cavity of the fixing frame 1.

The transmission assembly comprises a mounting frame 3 fixedly connected with a fixing frame 1, a threaded rod 4 is fixedly connected to the inner thread of the mounting frame 3, a bevel gear I5 is fixedly connected to the lower portion of the surface of the threaded rod 4, the bottom of the bevel gear I5 is rotationally connected with the mounting frame 3, a cross rod 6 is fixedly connected to the upper portion of the surface of the threaded rod 4, a sliding sleeve 7 is fixedly connected to the front end and the rear end of the cross rod 6, the bottom of the sliding sleeve 7 is slidably connected with the fixing frame 1, a connecting rod 8 is arranged in the fixing frame 1, two bevel gears 9 are fixedly connected to the two ends of the connecting rod 8, the two bevel gears 9 are meshed with the first bevel gear 5, a fixing plate I10 is fixedly connected to the right side of the bottom of an inner cavity of the fixing frame 1, a motor 11 is fixedly connected to the inner side of the fixing plate I10, and an output shaft of the motor 11 penetrates through the outer side of the fixing plate I10 and is fixedly connected with a bevel gear II 9 located on the right side.

The bottom of the power module 2 is provided with a heat dissipating assembly 12.

Specifically, the heat dissipation assembly 12 includes a connection plate 121 fixedly connected with the power module 2, the top of the sliding sleeve 7 extends to the inner cavity of the fixing frame 1 and is fixedly connected with the connection plate 121, a plurality of equally spaced heat dissipation holes 122 are formed in the top and the bottom of the connection plate 121, a heat conduction silicone grease plate 123 is fixedly connected to the top of the inner cavity of the connection plate 121, the size of the heat conduction silicone grease plate 123 is smaller than that of the connection plate 121, a heat dissipation fin 124 is fixedly connected to the bottom of the inner cavity of the connection plate 121, a heat dissipation fan 125 is fixedly connected to the center of the top of the heat dissipation fin 124, and copper pipes 126 are commonly connected to two sides of the top of the heat dissipation fin 124.

In this embodiment: through the cooperation of the joint plate 121, the radiating holes 122, the heat conduction silicone grease plate 123, the radiating fins 124, the radiating fan 125 and the copper pipe 126, the power module 2 is radiated, the temperature of the power module 2 during operation is reduced, and the stable use of the power module 2 is further maintained.

Specifically, two symmetrically arranged threaded holes 13 are formed in two sides of the bottom of the inner cavity of the fixing frame 1, and bolts 14 are connected with the inner cavity of the threaded holes 13 in a threaded manner.

In this embodiment: through the cooperation of screw hole 13 and bolt 14, played convenient to use and carried out the dismouting to this power module, improved the effect of using the convenience.

Specifically, the top of threaded rod 4 runs through to the outside of horizontal pole 6 and fixedly connected with stopper 15.

In this embodiment: through the setting of stopper 15, played the motion scope to horizontal pole 6 and controlled, restricted the travel of horizontal pole 6, prevented excessive moving's effect.

Specifically, one side of the left bevel gear II 9, which is far away from the connecting rod 8, is rotationally connected with a fixing plate II 16 through a bearing, and the bottom of the fixing plate II 16 is fixedly connected with the fixing frame 1.

In this embodiment: through the setting of fixed plate two 16, played and fixed left side bevel gear two 9, make the structure more stable to keep the same effect of two bevel gear two 9 both sides driving force.

The working principle and the using flow of the utility model are as follows: when the power module 2 starts to be used, the motor 11 is started, the output shaft of the motor 11 drives the bevel gear II 9 on the right side to rotate, the bevel gear II on the right side drives the bevel gear II on the left side to rotate in the same direction through the connection of the connecting rod 8, further, the bevel gears II on the right side respectively drive the bevel gears I5 to rotate through the engagement of teeth, the bevel gears I5 then drive the threaded rod 4 to move in the same direction, and further, under the mutual engagement of the thread teeth on the surface of the threaded rod 4 and the thread teeth in the inner cavity of the cross rod 6, the threaded rod 4 drives the cross rod 6 to move upwards, the cross rod 6 drives the two sliding sleeves 7 to move upwards, the sliding sleeves 7 push the power module 2 to move out of the inner cavity of the fixing frame 1 through the connection of the connecting plate 121, and then elements such as interfaces on the surface of the power module 2 are exposed, so that the use is convenient for a user; then when the power module 2 works, the heat generated by the power module 2 is firstly transferred to the inner cavity of the connecting plate 121, and under the action of the heat conduction silicone grease plate 123, the connecting gap between the connecting plate 121 and the radiating fin 124 is filled, so that the effect of better conduction effect is realized, then the heat is emitted to the surface of the radiating fin 124 and then transferred to the surface of the copper pipe 126, under the flowing of cooling liquid in the copper pipe 126, and along with the flowing of air continuously under the surface of the radiating fin 124, the heat is absorbed, so that the heat dissipation is accelerated, and finally under the starting of the radiating fan 125, the air in the inner cavity of the connecting plate 121 flows, the heat exchange is accelerated under the convection state of cold and hot air, and the purpose of heat dissipation is achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Those skilled in the art will appreciate that various modifications and adaptations can be made without departing from the spirit and scope of the present utility model. Accordingly, the scope of the utility model is defined by the appended claims.

Claims

1. A low power DC-DC power module comprising: mount (1) and power module (2), its characterized in that: the power module (2) is positioned above the inner cavity of the fixing frame (1) and is in sliding connection with the fixing frame (1), and a transmission assembly is arranged in the inner cavity of the fixing frame (1);

the transmission assembly comprises a mounting frame (3) fixedly connected with a fixing frame (1), a threaded rod (4) is fixedly connected to the inner thread of the mounting frame (3), a bevel gear I (5) is fixedly connected to the lower thread of the surface of the threaded rod (4), the bottom of the bevel gear I (5) is rotationally connected with the mounting frame (3), a cross rod (6) is fixedly connected to the upper thread of the surface of the threaded rod (4), sliding sleeves (7) are fixedly connected to the front end and the rear end of the cross rod (6), the bottom end of the sliding sleeve (7) is in sliding connection with the fixing frame (1), a connecting rod (8) is arranged in the fixing frame (1), bevel gears II (9) are fixedly connected to the two ends of the connecting rod (8), the bevel gears II (9) are meshed with the bevel gears I (5), a fixing plate I (10) is fixedly connected to the right side of the bottom of an inner cavity of the fixing frame (1), a motor (11) is fixedly connected to the inner side of the fixing plate I (10), and an output shaft of the motor (11) penetrates the outer side of the fixing plate I (10) and is fixedly connected to the bevel gears II (9) on the right side.

The bottom of the power module (2) is provided with a heat dissipation assembly (12).

2. The low power consumption DC-DC power module of claim 1, wherein: the heat dissipation assembly (12) comprises a connecting plate (121) fixedly connected with the power module (2), the top of the sliding sleeve (7) extends to the inner cavity of the fixing frame (1) and is fixedly connected with the connecting plate (121), a plurality of heat dissipation holes (122) distributed at equal intervals are formed in the top and the bottom of the connecting plate (121), a heat conduction silicone grease plate (123) is fixedly connected to the top of the inner cavity of the connecting plate (121), the size of the heat conduction silicone grease plate (123) is smaller than that of the connecting plate (121), a heat dissipation fin (124) is fixedly connected to the bottom of the inner cavity of the connecting plate (121), a heat dissipation fan (125) is fixedly connected to the center of the top of the heat dissipation fin (124), and copper pipes (126) are jointly communicated with the two sides of the top of the heat dissipation fin (124).

3. The low power consumption DC-DC power module of claim 1, wherein: two symmetrically arranged threaded holes (13) are formed in two sides of the bottom of the inner cavity of the fixing frame (1), and bolts (14) are connected with the inner cavity of the threaded holes (13) in a threaded mode.

4. The low power consumption DC-DC power module of claim 1, wherein: the top end of the threaded rod (4) penetrates to the outer side of the cross rod (6) and is fixedly connected with a limiting block (15).

5. The low power consumption DC-DC power module of claim 1, wherein: one side of the bevel gear II (9) far away from the connecting rod (8) on the left side is rotationally connected with a fixing plate II (16) through a bearing, and the bottom of the fixing plate II (16) is fixedly connected with the fixing frame (1).

6. The low power consumption DC-DC power module of claim 1, wherein: the top and the bottom of the fixing frame (1) are both arranged to be of an open structure.