Heat dissipation device of transformer substation

Abstract

The utility model relates to the technical field of heat dissipation devices, and discloses a heat dissipation device of a transformer substation, which comprises a plurality of heat dissipation fan blades, and a transmission adjusting shaft is arranged among the plurality of heat dissipation fan blades; the transmission adjusting shaft is composed of a transmission assembly, an adjusting assembly, a limiting sliding rod and a rotary knob. The back face of the transmission assembly is connected with a driving motor, the adjusting assembly comprises a linkage ring movably connected to the front end of the transmission assembly in a sleeving mode, the back face of the linkage ring is fixedly connected with a linkage side gear movably connected to the outer portion of the transmission assembly in a sleeving mode, and the back face of the linkage side gear is connected with a plurality of transmission gear rings which are evenly distributed in a meshed mode. The angles of the heat dissipation fan blades are changed at the same time under the cooperation of the rotary knob and the limiting sliding rod, so that the inclination angle of the heat dissipation fan blades is increased, and the effect of accelerating air circulation can be achieved during continuous rotation; and the inclination angle is reduced, so that the plurality of heat dissipation fan blades can be kept flat, and dust attached to the surfaces of the heat dissipation fan blades can be conveniently and rapidly cleaned.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat abstractor technical field, more specifically, the utility model relates to a heat abstractor of transformer substation. BACKGROUND

[0002] The box-type transformer substation is a common power distribution device, and the heat dissipation performance of the box-type transformer substation applied to the new energy field is often required to be higher; the heat dissipation performance of the box-type transformer substation directly affects the service life of internal components, but the better the sealing and dustproof performance of the box-type transformer substation is, the worse the heat dissipation performance will be; if the volume of the box-type transformer substation is simply increased, the heat dissipation performance will be improved, but more land area will be occupied, and land resources will be wasted; meanwhile, the box-type transformer substation is often installed outdoors, and harsh environments (such as strong wind) can easily cause adverse effects on the box-type transformer substation.

[0003] The heat dissipation device is mainly used for accelerating the air circulation rate between the inside and outside of the transformer substation to achieve the heat dissipation purpose, but according to actual experience, a large amount of dust will be attached to the surface of the heat dissipation fan over a long period of time, which not only increases the fan resistance and energy consumption, but also reduces the ventilation efficiency and leads to an undesirable heat dissipation efficiency; however, the dust attached to the existing heat dissipation fan is difficult to clean, and therefore, the heat dissipation fan needs to be improved. UTILITY MODEL CONTENT

[0004] In order to overcome the defects of the prior art, the utility model provides a heat dissipation device of transformer substation.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a heat dissipation device of transformer substation, comprising a plurality of heat dissipation fan blades, a transmission adjusting shaft is arranged between the plurality of heat dissipation fan blades; the transmission adjusting shaft is composed of a transmission assembly, an adjusting assembly, a limiting sliding rod and a knob;

[0006] The back surface of the transmission assembly is connected with a driving motor, the adjusting assembly comprises a linkage ring movably sleeved at the front end of the transmission assembly, the back surface of the linkage ring is fixedly connected with a linkage side gear movably sleeved outside the transmission assembly, the back surface of the linkage side gear is meshingly connected with a plurality of transmission gear rings uniformly distributed, the plurality of transmission gear rings correspond to the heat dissipation fan blades one by one, a linkage shaft is fixedly sleeved in the transmission gear ring, one end of the linkage shaft is fixedly connected with the heat dissipation fan blade, the other end of the linkage shaft is inserted into the transmission assembly and fixedly connected with a limiting shaft, and the limiting shaft is fixedly connected to the inside of the transmission assembly through a bearing.

[0007] As a preferred technical scheme of the utility model, the limiting slide rod is movably sleeved in the middle part of the linkage ring, one end of the limiting slide rod penetrates through the linkage ring and extends to the inside of the transmission assembly, and the other end of the limiting slide rod penetrates through the linkage ring and is fixedly connected with the knob.

[0008] As a preferred technical scheme of the utility model, the inside of the linkage ring movably sleeves a rotating clasp ring, the back surface of the rotating clasp ring extends to the back surface of the linkage ring and is fixedly connected to the front surface of the transmission assembly.

[0009] As a preferred technical scheme of the utility model, the transmission assembly comprises a transmission shaft movably sleeved in the linkage ring and the linkage side gear, the inside of the transmission shaft is provided with a positioning cavity, the inside of the transmission shaft movably sleeves a positioning shaft, and one end of the positioning shaft is fixedly connected with the limiting slide rod.

[0010] As a preferred technical scheme of the utility model, the cross section of the outer surface of the positioning shaft and the limiting slide rod is a polygon, the cross section of the inner wall of the transmission shaft and the linkage ring is also a polygon, the inner diameter size of the positioning cavity is greater than the outer peripheral diameter size of the positioning shaft, and the outer peripheral diameter size of the positioning shaft is greater than the outer peripheral diameter size of the limiting slide rod.

[0011] As a preferred technical scheme of the utility model, the other end of the positioning shaft extends to the inside of the positioning cavity and is fixedly connected with a sliding block, the sliding block is movably sleeved in the inside of the positioning cavity, the inside of the positioning cavity is further provided with a positioning spring, and the two ends of the positioning spring are respectively abutted against the inner wall of the positioning cavity and the outer surface of the sliding block.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1. The utility model discloses a adjusting assembly can be arranged in the cooperation of the knob and the limiting slide rod to simultaneously change the angle of the plurality of heat dissipation fan leaves, thereby increasing the inclination angle, so that the effect of accelerating air circulation can be achieved when continuously rotating.

[0014] 2. The utility model discloses a transmission assembly is arranged, and the positioning spring is under the elastic force to make the positioning shaft can be inserted into the transmission shaft, so that the transmission shaft can limit the rotation of the positioning shaft, thereby avoiding the accidental rotation of the adjusting assembly and the heat dissipation fan leaves, thereby ensuring that the angle of the heat dissipation fan leaves after adjustment remains stable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the heat dissipation state structure schematic view of the utility model;

[0016] Figure 2It is the side view of the heat dissipation state of the utility model;

[0017] Figure 3 It is the side view of the cleaning state of the utility model;

[0018] Figure 4 It is the structural schematic view of the transmission adjusting shaft of the utility model;

[0019] Figure 5 It is the sectional view of the transmission adjusting shaft side of the utility model.

[0020] In the figure: 1, heat dissipation fan blade; 2, transmission adjusting shaft; 21, transmission assembly; 211, transmission shaft; 212, positioning cavity; 213, sliding block; 214, positioning shaft; 215, positioning spring; 22, adjusting assembly; 221, linkage ring; 222, linkage side gear; 223, transmission gear ring; 224, linkage shaft; 225, limiting shaft; 226, rotating clasp; 23, limiting slide rod; 24, knob. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] As Figures 1 to 5 shown, the utility model provides a heat dissipation device of transformer substation, including a plurality of heat dissipation fan blade 1, a transmission adjusting shaft 2 is arranged between a plurality of heat dissipation fan blade 1;Transmission adjusting shaft 2 is composed of transmission assembly 21, adjusting assembly 22, limiting slide rod 23 and knob 24;

[0023] The back of the transmission assembly 21 is connected with a driving motor, the adjusting assembly 22 comprises a linkage ring 221 movably sleeved at the front end of the transmission assembly 21, the back of the linkage ring 221 is fixedly connected with a linkage side gear 222 movably sleeved outside the transmission assembly 21, the back of the linkage side gear 222 is meshingly connected with a plurality of transmission gear rings 223 uniformly distributed, the plurality of transmission gear rings 223 correspond to the heat dissipation fan blades 1 one by one, the inside of the transmission gear ring 223 is fixedly sleeved with a linkage shaft 224, one end of the linkage shaft 224 is fixedly connected with the heat dissipation fan blades 1, the other end of the linkage shaft 224 is inserted into the inside of the transmission assembly 21 and is fixedly connected with a limiting shaft 225, the limiting shaft 225 is fixedly connected to the inside of the transmission assembly 21 through a bearing; due to the arrangement of the adjusting assembly 22, the angles of the plurality of heat dissipation fan blades 1 can be simultaneously changed under the cooperation of the knob 24 and the limiting slide rod 23, so that the inclination angle is increased, so that the effect of accelerating air circulation can be achieved when continuously rotating; and when the inclination angle is reduced, the plurality of heat dissipation fan blades 1 can be kept flat, so that the dust attached to the surface can be quickly cleaned.

[0024] Wherein, the limiting slide rod 23 movably sleeves the middle part of the linkage ring 221, one end of the limiting slide rod 23 penetrates through the linkage ring 221 and extends to the inside of the transmission assembly 21, the other end of the limiting slide rod 23 penetrates through the linkage ring 221 and is fixedly connected with the knob 24; due to the arrangement of the limiting slide rod 23, the movement of the knob 24 is not affected, and the adjusting assembly 22 can be rotated at any time by rotating the knob 24 through the limiting slide rod 23.

[0025] Wherein, the inside of the linkage ring 221 movably sleeves a rotating clasp 226, the back of the rotating clasp 226 extends to the back of the linkage ring 221 and is fixedly connected to the front of the transmission assembly 21; due to the arrangement of the rotating clasp 226, it can be ensured that the adjusting assembly 22 can be stably kept on the surface of the transmission assembly 21, and the rotation of the adjusting assembly 22 is not affected.

[0026] Wherein, the transmission assembly 21 comprises a transmission shaft 211 movably sleeved in the linkage ring 221 and the linkage side gear 222, the inside of the transmission shaft 211 is provided with a positioning cavity 212, the inside of the transmission shaft 211 movably sleeves a positioning shaft 214, one end of the positioning shaft 214 is fixedly connected with the limiting slide rod 23.

[0027] Wherein, the cross section of the outer surface of the positioning shaft 214 and the limiting slide rod 23 is polygonal, the cross section of the inner wall of the transmission shaft 211 and the linkage ring 221 is polygonal, the inner diameter size of the positioning cavity 212 is greater than the outer peripheral diameter size of the positioning shaft 214, and the outer peripheral diameter size of the positioning shaft 214 is greater than the outer peripheral diameter size of the limiting slide rod 23.

[0028] The other end of the positioning shaft 214 extends to the inside of the positioning cavity 212 and is fixedly connected with the sliding block 213, the sliding block 213 movably sleeves the inside of the positioning cavity 212, and the inside of the positioning cavity 212 is also provided with the positioning spring 215, and the two ends of the positioning spring 215 abut against the inner wall of the positioning cavity 212 and the outer surface of the sliding block 213 respectively; due to the arrangement of the transmission assembly 21, the positioning shaft 214 can be inserted into the transmission shaft 211 under the elastic force of the positioning spring 215, so that the transmission shaft 211 can limit the rotation of the positioning shaft 214, thereby avoiding the accidental rotation of the adjusting assembly 22 and the heat dissipation fan blades 1, and ensuring that the angle of the adjusted heat dissipation fan blades 1 remains stable.

[0029] The working principle and use process of the utility model are as follows:

[0030] The positioning shaft 214 can be separated from the transmission shaft 211 and enter the positioning cavity 212 by pressing the knob 24 and pushing the positioning shaft 214 through the limiting sliding rod 23, so that the limitation of the transmission shaft 211 on the positioning shaft 214 is removed, at this time, the knob 24 can be rotated, because the rotation of the knob 24 can drive the linkage ring 221 to rotate through the limiting sliding rod 23, and the rotation of the linkage ring 221 can drive the linkage side gear 222 to rotate and drive the plurality of transmission gear rings 223 to rotate at the same time, so that the plurality of linkage shafts 224 can be driven to rotate at the same time, thereby making the plurality of heat dissipation fan blades 1 rotate at the same time, so that the angle of the heat dissipation fan blades 1 changes, so as to achieve the purpose of heat dissipation or flat cleaning;

[0031] After the knob 24 is loosened, the positioning shaft 214 can be reset by the sliding block 213 under the elastic recovery action of the positioning spring 215, and the transmission shaft 211 limits the rotation of the positioning shaft 214, so as to ensure that the limiting sliding rod 23 and the adjusting assembly 22 cannot rotate, and the angle of the heat dissipation fan blades 1 can be ensured to remain stable.

[0032] It should be noted that in this text, relational terms such as first and second and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying that there is any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article, or equipment.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A heat dissipating device for a transformer substation comprising a number of heat dissipating fan blades (1), characterized in that: A transmission adjusting shaft (2) is arranged between some of the heat dissipation fan blades (1); the transmission adjusting shaft (2) is composed of a transmission assembly (21), an adjusting assembly (22), a limiting slide rod (23) and a knob (24); The back of the transmission assembly (21) is connected with a driving motor, the adjusting assembly (22) comprises a linkage ring (221) movably sleeved at the front end of the transmission assembly (21), the back of the linkage ring (221) is fixedly connected with a linkage side gear (222) movably sleeved at the outside of the transmission assembly (21), the back of the linkage side gear (222) is meshingly connected with a plurality of transmission gear rings (223) uniformly distributed, the transmission gear rings (223) correspond to the heat dissipation fan blades (1) one by one, the inside of the transmission gear ring (223) is fixedly sleeved with a linkage shaft (224), one end of the linkage shaft (224) is fixedly connected with the heat dissipation fan blade (1), the other end of the linkage shaft (224) is inserted into the inside of the transmission assembly (21) and fixedly connected with a limiting shaft (225), the limiting shaft (225) is fixedly connected to the inside of the transmission assembly (21) through a bearing.

2. A heat dissipating device for a transformer substation according to claim 1, characterized in that: The limiting slide rod (23) is movably sleeved at the middle part of the linkage ring (221), one end of the limiting slide rod (23) penetrates through the linkage ring (221) and extends to the inside of the transmission assembly (21), the other end of the limiting slide rod (23) penetrates through the linkage ring (221) and is fixedly connected with the knob (24).

3. A heat dissipating device for a transformer substation according to claim 1, characterized in that: The inside of the linkage ring (221) is movably sleeved with a rotating clasp (226), the back of the rotating clasp (226) extends to the back of the linkage ring (221) and is fixedly connected to the front of the transmission assembly (21).

4. A heat dissipating device for a transformer substation according to claim 1, characterized in that: The transmission assembly (21) comprises a transmission shaft (211) movably sleeved in the linkage ring (221) and the linkage side gear (222), the inside of the transmission shaft (211) is provided with a positioning cavity (212), the inside of the transmission shaft (211) is movably sleeved with a positioning shaft (214), one end of the positioning shaft (214) is fixedly connected with the limiting slide rod (23).

5. A heat dissipating device for a transformer substation according to claim 4, characterized in that: The cross section of the outer surface of the positioning shaft (214) and the limiting slide rod (23) is polygonal, the cross section of the inner wall of the transmission shaft (211) and the linkage ring (221) is polygonal, the inner diameter size of the positioning cavity (212) is greater than the outer peripheral diameter size of the positioning shaft (214), the outer peripheral diameter size of the positioning shaft (214) is greater than the outer peripheral diameter size of the limiting slide rod (23).

6. A heat dissipating device for a transformer substation according to claim 4, characterized in that: The other end of the positioning shaft (214) extends to the inside of the positioning cavity (212) and is fixedly connected with a sliding block (213), the sliding block (213) is movably sleeved in the inside of the positioning cavity (212), the inside of the positioning cavity (212) is further provided with a positioning spring (215), the two ends of the positioning spring (215) are respectively abutted with the inner wall of the positioning cavity (212) and the outer surface of the sliding block (213).

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