CN212161504U - Heat radiation structure, transformer and electric power system - Google Patents

Abstract

The utility model discloses a heat dissipation structure, a transformer and an electric power system, comprising a fan and a plurality of heat dissipation pipes movably connected to the fan through pipes, and the plurality of the heat dissipation pipes are arranged at equal distances around the circumference; wherein, the fan is fixed Installed on the mounting plate, the heat dissipation pipe is rotatably connected to the inner wall of the second ring body, and the second ring body is fixedly installed on the mounting plate; the impeller shaft of the fan is driven to rotate by the operation of the motor, and the impeller shaft drives the blades to rotate Air flow is generated, and the air flow is pumped into the radiator pipe through the hose, and sent out from the radiator pipe to achieve the effect of air supply and heat dissipation. The reciprocating horizontal motion of the ring body drives the slider to cooperate with the chute to drive the circumferentially distributed heat dissipation pipes to reciprocate and close, changing the radius of the circumferential air supply, so as to achieve the effect of large-area heat dissipation.

Description

A kind of heat dissipation structure, transformer and power system

technical field

The utility model relates to an electric power auxiliary structure, in particular to a heat dissipation structure, a transformer and an electric power system.

Background technique

In general electrical appliances or power equipment, because the host has heating and heat storage elements, or the equipment heats up due to the rapid execution of the program, the most common heat dissipation method is to install one to several power supply units in the casing of the device. The power fan achieves heat dissipation by virtue of the principle of convection.

At present, the heat dissipation range of the existing cooling fans is limited. When large-area heat dissipation is required, the size of the fan blades can only be enlarged. However, the large-sized blade fans consume more power and are not suitable for electrical appliances and power equipment.

Therefore, it is necessary to develop a power dissipation structure, transformer and power system with reasonable size and wide heat dissipation range to overcome the above technical problems.

Utility model content

Based on the deficiencies in the prior art mentioned in the above background art, the present invention provides a heat dissipation structure, a transformer and a power system for this purpose.

The utility model overcomes the above technical problems by adopting the following technical solutions, specifically:

A heat dissipation structure includes a fan and a plurality of heat dissipation pipes that are movably connected to the fan through pipes, and the plurality of the heat dissipation pipes are arranged at equal distances around the circumference; wherein, the fan is fixedly installed on a mounting plate, and the heat dissipation pipes are rotatably connected on the inner wall of the second ring body, and the second ring body is fixedly mounted on the mounting plate;

A first ring body with a size smaller than the second ring body is arranged between the fan and the second ring body, the first ring body is coaxially arranged with the second ring body, and the second ring body is The horizontal sliding is arranged on the mounting plate, the inner wall of the second ring body is circumferentially hinged with a plurality of sliding blocks, and the sliding blocks are slidably matched with the sliding grooves opened on the outer wall of the heat dissipation pipe;

A motor is installed on one side of the fan, an output end of the motor is connected to an impeller shaft in the fan, and the impeller shaft is connected to the second ring body through a reciprocating assembly.

As a further solution of the present invention: the reciprocating assembly includes a rotating shaft connecting the impeller shaft, an eccentric assembly for driving the first ring body to reciprocate horizontally, and an eccentric assembly for connecting the eccentric assembly and the rotating shaft. gear set;

Wherein, the rotating shaft is mounted on the mounting plate for horizontal rotation, and the rotating shaft and the impeller shaft are connected by a transmission member.

As a further solution of the present invention: the gear set includes a No. 1 bevel gear fixed on the rotating shaft and a No. 2 bevel gear rotatably mounted on the mounting plate and meshing with the No. 1 bevel gear, The eccentric assembly is connected to the No. 2 bevel gear.

As a further solution of the present invention: the eccentric assembly includes a cylinder mounted on the edge of the upper surface of the No. 2 bevel gear, a fixing member fixed on the lower part of the first ring, and a cylinder for connecting the cylinder a connecting rod with the fixture;

One end of the connecting rod is rotatably sleeved with the cylinder, and the other is rotatably connected to the fixing piece.

As a further solution of the present invention, a sleeve is horizontally penetrated through the lower part of the fixing member, and a guide rod slidingly sleeved with the sleeve is horizontally fixed on the mounting plate, and the sleeve is connected to the guide rod. The rods are in two groups.

As a further solution of the present invention, four corners of the mounting plate are provided with threaded holes for fixed installation with electrical equipment, and the motor is electrically connected to the switch and the power supply through wires.

In yet another embodiment of the present invention, a transformer includes a transformer casing, and further includes the heat dissipation structure described in the above embodiments, wherein the heat dissipation structure is installed in the transformer casing.

In yet another embodiment of the present invention, a power system includes a power transmission component and the transformer as described in the above embodiments.

After adopting the above structure, compared with the prior art, the utility model has the following advantages: the impeller shaft of the fan is driven to rotate by the operation of the motor, the impeller shaft drives the blades to rotate to generate air flow, and the air flow is pumped into the cooling pipe through the hose, It is sent out from the heat dissipation pipe to achieve the effect of air supply and heat dissipation. At the same time, the impeller shaft also drives the reciprocating assembly to move, and the reciprocating assembly drives the first ring body to reciprocate horizontally. The reciprocating horizontal movement of the first ring body drives the slider and the chute to drive the circumferential distribution The radiating pipe is reciprocatingly stretched and closed to change the radius of the circular air supply, so as to achieve the effect of large-area heat dissipation.

Description of drawings

FIG. 1 is a schematic structural diagram of a heat dissipation structure.

FIG. 2 is a left side view of the second ring body, the heat dissipation pipe and the chute in the heat dissipation structure.

FIG. 3 is a left side view of the first ring body, the heat dissipation pipe and the chute in the heat dissipation structure.

FIG. 4 is an enlarged view of A in FIG. 3 .

In the figure: 1-installation plate; 2-fan; 3-motor; 4-hose; 5-first ring body; 6-second ring body; 7-radiating pipe; 8-chute; 9-slider; 10-transmission part; 11-rotating shaft; 12-No.1 bevel gear; 13-No.2 bevel gear; 14-connecting rod; 15-fixed part; 16-guide rod.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be more fully described below with reference to the related drawings. The preferred embodiments of the present invention are shown in the accompanying drawings. However, the present invention may be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that a thorough and complete understanding of the present disclosure is provided.

In addition, when an element in the present invention is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or an intervening element may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for the purpose of illustration only and do not represent the only embodiment.

Referring to FIGS. 1 to 4 , in an embodiment of the present invention, a heat dissipation structure includes a fan 2 and a plurality of heat dissipation pipes 7 movably connected to the fan 2 through a pipe soft 4 . Wherein, the fan 2 is fixedly installed on the mounting plate 1, the heat dissipation pipe 7 is rotatably connected to the inner wall of the second ring body 6, and the second ring body 6 is fixedly installed on the mounting plate 1;

A first ring body 5 with a size smaller than the second ring body 6 is arranged between the fan 2 and the second ring body 6 , and the first ring body 5 is arranged coaxially with the second ring body 6 , and the second ring body 6 is horizontally slidably arranged on the mounting plate 1 , a plurality of sliders 9 are hinged on the inner wall of the second ring body 6 , and the sliders 9 are connected to the outer wall of the heat dissipation pipe 7 . The opened chute 8 is slidingly matched;

A motor 3 is installed on one side of the fan 2, and the output end of the motor 3 is connected to the impeller shaft in the fan 2, and the impeller shaft is connected to the second ring body 6 through a reciprocating assembly;

When the motor 3 is working, the impeller shaft of the fan 2 is driven to rotate, and the impeller shaft drives the blades to rotate to generate air flow. At the same time, the impeller shaft also drives the reciprocating assembly, the reciprocating assembly drives the first ring body 5 to reciprocate and horizontally move, and the reciprocating horizontal movement of the first ring body 5 drives the slider 9 to cooperate with the chute 8 to drive the circumferentially distributed heat pipes 7 to reciprocate and close, changing the The radius of the circular air supply, so as to achieve the effect of large-area heat dissipation.

In an embodiment of the present invention, the reciprocating assembly includes a rotating shaft 11 connecting the impeller shaft, an eccentric assembly for driving the first ring body 5 to reciprocate horizontally, and an eccentric assembly for connecting the eccentric assembly with the gear set of the rotating shaft 11;

Wherein, the rotating shaft 11 is horizontally mounted on the mounting plate 1, and the rotating shaft 11 and the impeller shaft are connected by a transmission member 10;

When the fan 2 is working, the transmission member 10 is driven to drive the gear set to drive the eccentric assembly to move, thereby driving the first ring body 5 to reciprocate horizontally.

In another embodiment of the present invention, the gear set includes a No. 1 bevel gear 12 fixed on the rotating shaft 11 and a No. 1 bevel gear 12 rotatably mounted on the mounting plate 1 and meshing with the No. 1 bevel gear 12 The No. 2 bevel gear 13, the eccentric assembly is connected to the No. 2 bevel gear 13;

The rotation of the rotating shaft 11 drives the No. 1 bevel gear 12 to rotate, thereby driving the No. 2 bevel gear 13 to rotate, and the rotating No. 2 bevel gear 13 drives the eccentric assembly to move, thereby driving the first ring body 5 to reciprocate linearly.

In yet another embodiment of the present invention, the eccentric assembly includes a column mounted on the edge of the upper surface of the No. 2 bevel gear 13 , a fixing member 15 fixed on the lower part of the first ring body 5 , and a cylinder for the connecting rod 14 connecting the cylinder and the fixing member 15;

Wherein, one end of the connecting rod 14 is rotatably sleeved with the cylinder, and the other is rotatably connected to the fixing member 15;

When the No. 2 bevel gear 13 rotates, it drives the cylinder to move in a circular motion, and the circular cylinder drives the connecting rod 14 to drive the fixing member 15 and the first ring body 5 to reciprocate in a linear motion. The principle is the crank-slider principle.

In yet another embodiment of the present invention, a sleeve is horizontally arranged through the lower part of the fixing member 15, and a guide rod 16 slidingly sleeved with the sleeve is horizontally fixed on the mounting plate 1; The tube and the guide rod 16 are in two groups;

The guide rod 16 is matched with the sleeve so that the fixing member 15 and the first ring body 5 can only move in a straight line, thereby improving the stability of the movement of the first ring body 5 .

In yet another embodiment of the present invention, four corners of the mounting plate 1 are provided with threaded holes for fixed installation with electrical equipment, and the motor 3 is electrically connected to a switch and a power source through wires;

The mounting plate 1 is fixed on the power equipment by means of bolts, and the motor 3 is powered on by starting the switch, so that the fan 2 and the reciprocating components can be operated, and the power equipment can be dissipated in a wide range, which can well protect the power equipment.

In yet another embodiment of the present invention, a transformer includes a transformer casing, and further includes the heat dissipation structure described in the above embodiments, wherein the heat dissipation structure is installed in the transformer casing.

In yet another embodiment of the present invention, a power system includes a power transmission component and the transformer as described in the above embodiments.

The above only describes the best embodiment of the present utility model, but should not be construed as a limitation on the claims. The present invention is not limited to the above embodiments, and its specific structure is allowed to be changed. Any changes made within the protection scope of the independent claims of the present utility model are all within the protection scope of the present utility model.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used in the description of the present invention herein are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims (8)

1. A heat dissipation structure comprises a fan (2) and a plurality of heat dissipation pipes (7) movably connected with the fan (2) through pipe hoses (4), wherein the heat dissipation pipes (7) are arranged at equal intervals on the circumference, and is characterized in that the fan (2) is fixedly installed on a mounting plate (1), the heat dissipation pipes (7) are rotatably connected to the inner wall of a second ring body (6), and the second ring body (6) is fixedly installed on the mounting plate (1);

a first ring body (5) with the size smaller than that of the second ring body (6) is arranged between the fan (2) and the second ring body (6), the first ring body (5) and the second ring body (6) are coaxially arranged, the second ring body (6) is horizontally arranged on the mounting plate (1) in a sliding mode, a plurality of sliding blocks (9) are hinged to the inner wall of the second ring body (6) in the circumferential mode, and the sliding blocks (9) are in sliding fit with sliding grooves (8) formed in the outer wall of the radiating pipe (7);

the fan is characterized in that a motor (3) is installed on one side of the fan (2), the output end of the motor (3) is connected with an impeller shaft in the fan (2), and the impeller shaft is connected with the second ring body (6) through a reciprocating assembly.

2. A heat dissipating structure according to claim 1, wherein the reciprocating assembly comprises a rotating shaft (11) connected to the impeller shaft, an eccentric assembly for driving the first ring body (5) to reciprocate horizontally, and a gear train for connecting the eccentric assembly and the rotating shaft (11);

the rotating shaft (11) is horizontally and rotatably arranged on the mounting plate (1), and the rotating shaft (11) is connected with the impeller shaft through a transmission piece (10).

3. A heat dissipating structure according to claim 2, wherein the gear train comprises a first bevel gear (12) fixed to the shaft (11) and a second bevel gear (13) rotatably mounted on the mounting plate (1) and engaged with the first bevel gear (12), the eccentric assembly being connected to the second bevel gear (13).

4. A heat dissipating structure according to claim 3, wherein the eccentric assembly includes a cylinder mounted on an upper surface edge of the second bevel gear (13), a fixing member (15) fixed to a lower portion of the first ring body (5), and a connecting rod (14) for connecting the cylinder and the fixing member (15);

one end of the connecting rod (14) is rotatably sleeved with the cylinder, and the other end of the connecting rod is rotatably connected with the fixing piece (15).

5. The heat dissipation structure of claim 4, wherein a sleeve is horizontally arranged on the lower part of the fixing member (15) in a penetrating manner, a guide rod (16) which is slidably sleeved with the sleeve is horizontally fixed on the mounting plate (1), and the sleeve and the guide rod (16) are divided into two groups.

6. The heat dissipation structure of any one of claims 1 to 5, wherein threaded holes for fixedly mounting with electrical equipment are formed at four corners of the mounting plate (1), and the motor (3) is electrically connected with a switch and a power supply through a lead.

7. A transformer comprising a transformer housing, further comprising the heat dissipating structure of claim 5, the heat dissipating structure being mounted within the transformer housing.

8. An electrical power system comprising a power transmission assembly and a transformer according to claim 7.

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