CN202258670U - Transformer radiator with improved structure - Google Patents

Abstract

A transformer radiator with an improved structure belongs to the technical field of transformer accessories. Including one advance oil pipe, an oil return pipe and a set of each other vertically parallelly and connect mutually at interval and advance, return the heat dissipation fin that leads to oil return pipe after the heat dissipation of the hot oil that oil pipe led in, characterized in that: one end of the oil inlet pipe extends towards the direction of the oil return pipe to form an extension pipe section, the extension pipe section and the oil inlet pipe form a vertical relation, the tail end of the extension pipe section forms an oil inlet pipe oil inlet interface, and the oil inlet pipe oil inlet interface and the extension pipe section form a right-angle relation and are parallel to the oil return pipe. The advantages are that: the space can be fully utilized, the heat dissipation efficiency of the radiator can be improved by more than 15%, and the service life of the transformer is prolonged.

Description

Improve the transformer radiator of structure

Technical field

The utility model belongs to transformer accessory technical field, is specifically related to a kind of transformer radiator that improves structure

Background technology

transformer radiator is also claimed transformer heat exchanger; In disclosed Chinese patent document, be no lack of and be seen in; The stair type heat radiator of heat radiating fins that the gilled radiator of slightly using with the energy-conservation isothermal radiation sheet of the transformer heat exchanger of the employing evaporation cooling technique of recommending like CN201256051Y of giving an example, transformer radiator that CN201199475Y provides, transformer that CN201185117Y introduces, the radiator with blower fan seat that CN201185115Y discloses and CN101339838A disclose, or the like.

The transformer radiator that give an example above being not limited to has identical following technical characterictic, causes the fin of oil return pipe after the deep fat heat radiation that an oil inlet pipe, an oil return pipe and an assembly are connected on into, being used between the oil return pipe will be introduced by oil inlet pipe.More particularly, oil inlet pipe is positioned at the top of one group of fin, and communicates with the fin chamber of one group of fin, and oil return pipe is positioned at the bottom of one group of fin, and communicates with the fin chamber of one group of fin equally.During use, will advance, oil return pipe connects with the transformer oil-out and the transformer oil-in of transformer respectively.

are present, the mentality of designing of industry all be with advance, distance between the oil return pipe is designed to equate with the height of fin, also i.e. equal into and out of the distance between the hydraulic fluid port with transformer (oil-filled transformer, as follows).That is to say that the oil inlet pipe of radiator and the oil-out of transformer are in sustained height, and the oil-in of the oil return pipe of radiator and transformer is in sustained height.

are visible; Because distance and transformer between the advancing of the radiator in the prior art, the oil return pipe go out, the distance between the oil-in keeps the relation of following in sb's footsteps; Be the outmoded restrictions that to change sanctified by usage owing to people look this relation again; Thereby restricted the reasonable change of heat spreader structures, finally caused the radiating effect shortcoming of radiator, influenced the useful life of transformer.Because almost in all cases, after radiator and transformer assembly, transformer and radiator above remain with space usually, and these spaces can not get any utilization.So; The space that is positioned at the top of aforesaid transformer and radiator on the one hand can not get reasonable utilization, and the radiating effect of radiator is not enough to ultimate attainment performance on the other hand, especially in disclosed patent and non-patent literature, all is not seen in the teachings that is able to remedy this shortcoming; For this reason; The applicant has done positive and useful design, and under the secrecy provision of strictness, proves practicable through experiment, and the technical scheme that will introduce below produces under this background

Summary of the invention

The task of the utility model is to provide a kind of transformer radiator that helps to make full use of space and the improvement structure that helps significantly improving radiating efficiency.

The task of the utility model is accomplished like this; A kind of transformer radiator that improves structure; Comprise that an oil inlet pipe, an oil return pipe and one group are vertically parallel each other and connect spaced reciprocally at the fin that advances, the deep fat that is used for being introduced by oil inlet pipe between the oil return pipe causes oil return pipe after dispelling the heat; Be characterised in that: an end of the oil-in of described oil inlet pipe extends and constitutes one and extend pipeline section towards the direction of said oil return pipe; Constitute vertical relation between this extension pipeline section and the oil inlet pipe; And the end at this extension pipeline section constitutes an oil inlet pipe oil-feed interface, this oil inlet pipe oil-feed interface and extension pipeline section form right angle relation, and parallel with described oil return pipe.

in one of the utility model concrete embodiment, the length of described extension pipeline section be said fin height 1/3rd to 1/10th.

are arranged at intervals with one group of lifting ear on the outer wall of described oil inlet pipe and along the length direction of oil inlet pipe in another concrete embodiment of the utility model.

offer hole for hoist on described lifting ear in another concrete embodiment of the utility model.

The technical scheme that the utility model provides is owing to extend an end of the oil-in of oil inlet pipe and to constitute one and extend pipeline section towards the direction of oil return pipe; Thereby the height that can make fin increases and the corresponding to degree of length of extending pipeline section; Not only can make full use of the space; And the radiating efficiency that can make radiator improves more than 15% the useful life of prolongation transformer.

Description of drawings

Fig. 1 is the example structure figure of the utility model.

Embodiment

can be expressly understood the technical spirit and the beneficial effect of the utility model more for the auditor that the makes Patent Office especially public; The applicant general elaborates with the mode of embodiment below; But the description to embodiment all is not the restriction to the utility model scheme, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be regarded as the technical scheme category of the utility model.

Embodiment 1:

Fig. 1 is asked for an interview in ; The transformer radiator that provides comprises an oil inlet pipe 1, an oil return pipe 2 and one group of fin 3; One group of fin 3 vertically parallel each other and again the space connect advance, oil return pipe 1, between 2; Fin 3 has the chamber of promptly dispelling the heat, fin chamber, and the self-evident function of fin 3 is: cause oil return pipe 2 after the deep fat heat radiation that will be introduced by oil inlet pipe 1.Shown in figure, on the outer wall of oil inlet pipe 1 and be arranged at intervals with one group of lifting ear 12 along its length, and offer hole for hoist 121 on ear 12 in each lifting.Certainly, the quantity of lifting ear 12 does not receive the restriction of diagram quantity.

Fig. 1 is continued to see in ; Technical essential as the utility model scheme; Extend and constitute one at an end of the oil-in of aforesaid oil inlet pipe 1 and towards being directed downwards of oil return pipe 2 and extend pipeline section 11, this extends pipeline section 11 and oil inlet pipe 1 form right angle relation, constitutes an oil inlet pipe oil-feed interface 111 at the end that extends pipeline section 11; This oil inlet pipe oil-feed interface 111 is levels, promptly with extension pipeline section 11 form right angles relation.Shown in figure, oil inlet pipe oil-feed interface 111 is parallel mutually with aforesaid oil return pipe 2, and the port one 111 of oil inlet pipe oil-feed interface 111 is preferred concordant with the oil return pipe port 21 of oil return pipe 2.

In the present embodiment, with the Design of length of extending pipeline section 11 be aforesaid fin 3 height 1/3rd (

).So; After port one of oil inlet pipe oil-feed interface 111 111 and transformer oil-out not shown but undoubtedly can understand the transformer that according to common practise connect; And after the transformer oil-in of the oil return pipe port of oil return pipe 2 21 and transformer connects; The top of fin 3 just leans out transformer, and the degree that leans out is just for extending the length degree of pipeline section 11.More particularly; With respect to prior art; Make the height of fin 3 obtain remarkable increase, both effectively utilized the space, make the useful life of the integral heat sink efficient of radiator (under the secrecy provision of strictness, compare test draw) the prolongation transformer that improves 15% very favourable again.

can be known by the foregoing description, and the applicant has overcome the design prejudice in the prior art audaciously, have obtained beyond thought technique effect not influencing under the prerequisite that connects with the transformer close friend with design means extremely cleverly.

Embodiment 2:

The length that only will extend pipeline section 11 change into fin 3 height 1/10th (

), all the other are all with the description to embodiment.

Embodiment 3:

The length that only will extend pipeline section 11 change into the sixth of the height of fin 3 (

), all the other are all with the description to embodiment

Claims (4)

1. a kind of transformer radiator that improves structure; Comprise that an oil inlet pipe (1), an oil return pipe (2) and one group are vertically parallel each other and connect spaced reciprocally at the fin (3) that enters, causes after the deep fat heat radiation that is used for to introduce by oil inlet pipe (1) between the oil return pipe (1,2) oil return pipe (2); It is characterized in that: an end of the oil-in of described oil inlet pipe (1) extends and constitutes one and extend pipeline section (11) towards the direction of said oil return pipe (2); Constitute vertical relation between this extension pipeline section (11) and the oil inlet pipe (1); And the end at this extension pipeline section (11) constitutes an oil inlet pipe oil-feed interface (111); This oil inlet pipe oil-feed interface (111) and extension pipeline section (11) form right angle relation, and parallel with described oil return pipe (2).

2. the transformer radiator of improvement structure according to claim 1, the length that it is characterized in that described extension pipeline section (11) be said fin (3) height 1/3rd to 1/10th.

3. the transformer radiator of improvement structure according to claim 1 is characterized in that on the outer wall of described oil inlet pipe (1) and is arranged at intervals with one group of lifting ear (12) along the length direction of oil inlet pipe (1).

4. The transformer radiator of improvement structure according to claim 3 is characterized in that on described lifting ear (12), offering hole for hoist (121)

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