CN212209142U

CN212209142U - Transmission line transformer for 4G small base station

Info

Publication number: CN212209142U
Application number: CN201922446722.0U
Authority: CN
Inventors: 黄开松
Original assignee: Zhuhai Dongheng Electronic Co ltd
Current assignee: Zhuhai Dongheng Electronic Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-12-22
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a transmission line transformer for 4G small base station, which relates to the technical field of transformers, a water-cooling heat dissipation component is jointly arranged on the front of a transformer shell and the outside of a transformer oil tank, the water-cooling heat dissipation component comprises a cooling liquid box which is respectively and fixedly arranged on the front of the transformer shell and a cooling frame which is fixedly sleeved and arranged outside the transformer oil tank, the top end surface of the cooling liquid box is fixedly provided with a heat dissipation fan, the top end surface of the cooling liquid box is fixedly provided with a pump body at one side position of the heat dissipation fan, a section of conveying pipe is arranged between the liquid outlet of the cooling liquid box and the liquid inlet of the pump body in series, a section of conveying pipe is arranged between the liquid outlet end of the pump body and the liquid inlet of the cooling frame in series, and the oil tank at the bottom of the transformer is cooled down in normal work, the practical performance of the existing transformer is improved.

Description

Transmission line transformer for 4G small base station

Technical Field

The utility model relates to a transformer technical field specifically is a transmission line transformer for 4G little basic station.

Background

With the development of the 4G communication network, the 4G base station power supply system plays a crucial role in the normal and reliable operation of the mobile communication network. The existing base station power supply system needs to meet the requirement of 7 multiplied by 24 hours uninterrupted power supply of base station equipment, and needs to be easy to maintain and expand. With the development of mobile communication networks, the requirements on a base station power supply system are higher and higher, and especially for the effective utilization of a machine room space, a plurality of single-rack base station power supplies are adopted for parallel power supply, so that the capacity is randomly expanded to become a high-capacity base station power supply system, and the main trend of the base station power supply development is formed.

After the 4G base station is put into use, the 4G base station needs to be powered by a transformer to ensure that the 4G base station can normally work, however, when the transformer adopted by the existing 4G base station is actually used, the oil temperature in the transformer is high, which affects the normal use of the transformer, and therefore, a transmission line transformer for a 4G small base station is provided by a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a transmission line transformer for 4G little basic station has solved the transformer that current 4G basic station adopted, and when the in-service use, its inside oil temperature is higher, causes the problem of influence to the normal use of transformer.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a transmission line transformer for 4G little basic station, includes transformer housing, transformer housing lateral wall's outside all around is provided with the radiating fin that a plurality of equidistance distributed the setting, transformer housing's bottom terminal surface fixedly connected with transformer tank, transformer housing's the front and transformer tank's outside install water-cooling radiating component jointly.

The water-cooling radiating assembly comprises a cooling liquid box fixedly mounted on the front side of the transformer shell and a cooling frame fixedly sleeved outside the transformer oil tank, wherein a liquid level sensor is fixedly mounted on one side of the inside of the cooling liquid box, a radiating fan is fixedly mounted on the top end face of the cooling liquid box, and a pump body is fixedly mounted on one side of the position of the cooling liquid box, which is located on the radiating fan, of the top end face of the cooling liquid box.

Preferably, the top terminal surface fixed mounting of transformer housing connects the electric base, the top that connects the electric base is fixed mounting respectively has a plurality of low voltage power connection terminal, a plurality of high voltage power connection terminal and two equipment fixing rings that the symmetry set up, low voltage power connection terminal all is located the front side of a plurality of high voltage power connection terminal.

Preferably, the bottom end face of the transformer oil tank is symmetrically welded with two equipment bearing frames, and the two equipment bearing frames are both of a structure shaped like a Chinese character 'ji'.

Preferably, the cooling frame is of a 'return' shape structure, and the inner diameter size of the cooling frame is matched with the outer diameter size of the transformer oil tank.

Preferably, the pipe walls of the first section of conveying pipe, the second section of conveying pipe and the return pipe are not in contact with the outer end walls of the radiating fins.

Advantageous effects

The utility model provides a transmission line transformer for 4G little basic station. Compared with the prior art, the method has the following beneficial effects:

1. the transmission line transformer for the 4G small base station is characterized in that a water-cooling radiating assembly is jointly installed on the front surface of a transformer shell and the outside of a transformer oil tank, wherein the water-cooling radiating assembly comprises a cooling liquid box fixedly installed on the front surface of the transformer shell and a cooling frame fixedly sleeved and arranged on the outside of the transformer oil tank, a liquid level sensor is fixedly installed on one side inside the cooling liquid box, a radiating fan is fixedly installed on the top end surface of the cooling liquid box, a pump body is fixedly installed on the position, located on one side of the radiating fan, of the top end surface of the cooling liquid box, a section conveying pipe is connected between a liquid outlet of the cooling liquid box and a liquid inlet of the pump body in series, a section conveying pipe is connected between a liquid outlet end of the pump body and a liquid inlet of the cooling frame in series, through the water-cooling mode, when the transformer normally works, the oil tank of transformer bottom is cooled down and is handled to the grease of oil tank inside is cooled down and is handled, has improved the practicality of current transformer.

2. This a transmission line transformer for 4G little basic station, internally mounted through at the coolant liquid box has level sensor, along with the coolant liquid to the cooling of grease, coolant liquid itself can exist and volatilize, and the liquid level value can descend, and level sensor monitors above-mentioned liquid level value constantly, is convenient for in time add, structure scientific and reasonable, convenience safe in utilization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the water-cooling heat dissipation assembly of the present invention;

fig. 3 is a top view of the cooling frame of the present invention.

In the figure: 1. a transformer housing; 2. a heat dissipating fin; 3. a power connection base; 4. a low-voltage electrical connection terminal; 5. A high-voltage power connection terminal; 6. installing a lifting ring on the equipment; 7. a transformer tank; 8. a water-cooling heat dissipation component; 81. A coolant box; 82. a cooling frame; 83. a liquid level sensor; 84. a heat radiation fan; 85. a pump body; 86. A section conveying pipe; 87. a two-section conveying pipe; 88. a return pipe; 9. the device carries a frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a transmission line transformer for a 4G small base station comprises a transformer shell 1, a plurality of radiating fins 2 distributed at equal intervals are arranged outside the peripheral side wall of the transformer shell 1, a transformer oil tank 7 is fixedly connected with the bottom end surface of the transformer shell 1, a water-cooling radiating assembly 8 is jointly installed on the front surface of the transformer shell 1 and the outside of the transformer oil tank 7, an electric connection base 3 is fixedly installed on the top end surface of the transformer shell 1, a plurality of low-voltage electric connection terminals 4 are respectively and fixedly installed on the top of the electric connection base 3, the transformer oil tank is characterized by comprising a plurality of high-voltage electric connection terminals 5 and two symmetrically-arranged equipment installation lifting rings 6, wherein the low-voltage electric connection terminals 4 are positioned on the front sides of the high-voltage electric connection terminals 5, two equipment bearing frames 9 are symmetrically welded on the bottom end face of the transformer oil tank 7, and the two equipment bearing frames 9 are of a structure shaped like a Chinese character 'ji'.

Referring to fig. 2-3, the water-cooling heat dissipation assembly 8 includes a cooling liquid box 81 fixedly installed on the front surface of the transformer housing 1 and a cooling frame 82 fixedly sleeved outside the transformer oil tank 7, a liquid level sensor 83 is fixedly installed on one side inside the cooling liquid box 81, a heat dissipation fan 84 is fixedly installed on the top end surface of the cooling liquid box 81, a pump body 85 is fixedly installed on the top end surface of the cooling liquid box 81 at one side position of the heat dissipation fan 84, a section delivery pipe 86 is serially connected between the liquid outlet of the cooling liquid box 81 and the liquid inlet of the pump body 85, a two-section delivery pipe 87 is serially connected between the liquid outlet of the pump body 85 and the liquid inlet of the cooling frame 82, a return pipe 88 is serially connected between the liquid outlet of the cooling frame 82 and the liquid inlet of the cooling liquid box 81, the cooling frame 82 is in a "return" shape structure, the inner diameter size of the cooling frame 82 is, the pipe walls of the first section delivery pipe 86, the second section delivery pipe 87 and the return pipe 88 are not in contact with the outer end wall of the heat radiating fin 2.

When the transformer is used, firstly, when the transformer normally works, the oil temperature inside the transformer continuously increases, at this time, the pump body 85 is started, the cooling liquid in the cooling liquid box 81 is conveyed to the inside of the cooling frame 82 through the first section conveying pipe 86 and the second section conveying pipe 87 in sequence, the cooling frame 82 is contacted with the transformer oil tank 7, the cooling treatment can be realized under the action of heat conduction, the heated cooling liquid can be returned to the inside of the cooling liquid box 81 through the return pipe 88, the cooling fan 84 is used for carrying out air cooling treatment on the part of the cooling liquid, the pump body 85 is then used for entering the cooling frame 82 to form a circulating flow heat dissipation structure, the specification and the size of the first section conveying pipe 86, the second section conveying pipe 87 and the return pipe 88 are the same, therefore, the cooling liquid circulates and is in a dynamic balance state, but the cooling liquid evaporates, therefore, the liquid level sensor 83 detects the liquid level value at any moment, so that the liquid level sensor is convenient to add in time, scientific and reasonable in structure and safe and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A transmission line transformer for 4G small base station, comprising a transformer housing (1), characterized in that: a plurality of radiating fins (2) are distributed on the outer portion of the peripheral side wall of the transformer shell (1) at equal intervals, a transformer oil tank (7) is fixedly connected to the bottom end face of the transformer shell (1), and a water-cooling radiating assembly (8) is mounted on the front face of the transformer shell (1) and the outer portion of the transformer oil tank (7) together;

the water-cooling heat dissipation component (8) comprises a cooling liquid box (81) fixedly arranged on the front surface of the transformer shell (1) and a cooling frame (82) fixedly sleeved outside the transformer oil tank (7), a liquid level sensor (83) is fixedly arranged on one side in the cooling liquid box (81), a heat radiation fan (84) is fixedly arranged on the top end surface of the cooling liquid box (81), and the pump body (85) is fixedly arranged at the position of one side of the cooling fan (84) on the top end surface of the cooling liquid box (81), a section conveying pipe (86) is arranged between the liquid outlet of the cooling liquid box (81) and the liquid inlet of the pump body (85) in series, a two-section conveying pipe (87) is arranged between the liquid outlet end of the pump body (85) and the liquid inlet of the cooling frame (82) in series, a return pipe (88) is connected in series between the liquid outlet of the cooling frame (82) and the liquid inlet of the cooling liquid box (81).

2. The transmission line transformer for 4G small cell base station according to claim 1, wherein: the transformer shell is characterized in that the top end face of the transformer shell (1) is fixedly provided with an electricity connection base (3), the top of the electricity connection base (3) is respectively fixedly provided with a plurality of low-voltage electricity connection terminals (4), a plurality of high-voltage electricity connection terminals (5) and two symmetrically arranged equipment installation hoisting rings (6), and the low-voltage electricity connection terminals (4) are located on the front side of the plurality of high-voltage electricity connection terminals (5).

3. The transmission line transformer for 4G small cell base station according to claim 1, wherein: the bottom end face of the transformer oil tank (7) is symmetrically welded with two equipment bearing frames (9), and the two equipment bearing frames (9) are both in a structure shaped like a Chinese character 'ji'.

4. The transmission line transformer for 4G small cell base station according to claim 1, wherein: the cooling frame (82) is of a structure shaped like a Chinese character 'hui', and the inner diameter of the cooling frame (82) is matched with the outer diameter of the transformer oil tank (7).

5. The transmission line transformer for 4G small cell base station according to claim 1, wherein: the pipe walls of the first section conveying pipe (86), the second section conveying pipe (87) and the return pipe (88) are not in contact with the outer end wall of the radiating fin (2).