CN203423028U

CN203423028U - Stainless steel plate type radiator for oil-immersed transformer

Info

Publication number: CN203423028U
Application number: CN201320553220.8U
Authority: CN
Inventors: 王建忠; 严江
Original assignee: CHANGSHU YOUBANG RADIATOR Co Ltd
Current assignee: CHANGSHU YOUBANG RADIATOR Co Ltd
Priority date: 2013-09-06
Filing date: 2013-09-06
Publication date: 2014-02-05
Anticipated expiration: 2023-09-06

Abstract

The utility model provides a stainless steel plate type radiator for an oil-immersed transformer, and belongs to the technical field of transformer components. The stainless steel plate type radiator comprises an oil inlet pipe, an oil return pipe and a group of radiating fins which are parallel to one another in the longitudinal direction, are connected between the oil inlet pipe and the oil return pipe at intervals, and are used for dissipating heat of hot oil fed by the oil inlet pipe and then leading the oil to the oil return pipe. The stainless steel plate type radiator is characterized in that an air relief plug seat is arranged on a portion at one end, which is far away from an oil inlet of the oil inlet pipe, of the oil inlet pipe, an air relief plug is arranged on the air relief plug seat, at least one lifting lug is arranged in the middle of the oil inlet pipe, and the oil inlet pipe, the oil return pipe and the radiating fins are made of stainless steel materials. The stainless steel plate type radiator has the advantages that the manufacturing efficiency can be improved, and requirements on industrial large-scale production are met; the stainless steel plate type radiator is convenient to convey; air in the radiating fins can be dispersed to the external, and radiating fin cavities of the radiating fins are filled with cooling oil; and the oxidative resistance and the corrosion resistance are perfect, and the service life of the stainless steel plate type radiator can be obviously prolonged.

Description

The stainless steel chip radiator that oil-filled transformer is used

Technical field

The utility model belongs to transformer component technology field, is specifically related to the stainless steel chip radiator that a kind of oil-filled transformer is used.

Background technology

Aforesaid radiator refers to oil-collecting tubular radiator, as is known in the industry, in order to ensure oil-filled transformer, be able to operation for a long time and stably, thereby conventionally by means of flange connection or other similar fashion, dispose gilled radiator in the both sides of the length direction of transformer body, the conduction oil of radiator and transformer inside forms circulation cooling circuit, use to play the iron core of transformer inside is implemented to cooling effect, the temperature rise of control transformer, the normalcy and safety of guarantee power supply-distribution system.

Technical information about radiator is no lack of and is seen in disclosed Chinese patent literature, slightly with exemplify as CN201084519Y(transformer gilled radiator), CN201229827Y(stair type heat radiator of heat radiating fins), the gilled radiator used of CN201185117Y(transformer), the radiator of CN201185118Y(transformer), CN201185115Y(has the radiator of fan seat), CN201256051Y and CN101388275A(adopt the transformer heat exchanger of evaporation cooling technique) and CN202394651U(transformer gilled radiator), etc.

Although the patented technology scheme that is not limited to exemplify above has technique effect separately, but there is following logical fraud: the one, manufacture loaded down with trivial details, because form the fin of radiator, generally use carbon steel, so need to carry out harsh external coating to it processes, and external coating is processed and to be affected on the one hand production capacity, the large and environment of living in of workman's operation intensity becomes bad on the other hand; The 2nd, be difficult to useful life ensure, because radiator is to follow to be placed in outdoorly in transformer, because far weather takes place frequently in recent years, particularly acid rain probability improves year by year, thereby the adequate service life of radiator is exerted an influence again; The 3rd, owing to lacking rational exhaust or claiming venting measure, thereby using and in the fin chamber due to formation radiator, have air after having assembled with transformer, thereby affecting fluid injection fin chamber; The 4th, due to the parts that lack for handling apparatus hook, thereby the circulation between operation, storage, transportation and installation in production process are brought inconvenience.

In view of above-mentioned prior art, be necessary to be improved, the applicant has made appropriate design for this reason, and has formed technical scheme described below.

Summary of the invention

Task of the present utility model be to provide a kind of contribute to significantly to reduce manufacture link and use and meet industrial amplification production and require, be conducive to increase the service life, be of value to and when filling with oil, the air in fin chamber displaced and have a stainless steel chip radiator of being convenient to for the oil-filled transformer of handling apparatus hook.

Task of the present utility model completes like this, the stainless steel chip radiator that a kind of oil-filled transformer is used, comprise an oil inlet pipe, one oil return pipe and one group each other longitudinally parallel and connect spaced reciprocally between oil inlet pipe and oil return pipe for the deep fat of being introduced by oil inlet pipe being returned after heat radiation to the one group of fin that causes oil return pipe, feature is: on described oil inlet pipe and at the position of the one end of the oil-in away from oil inlet pipe, form and have a venting obturating plug, on this venting obturating plug, be equipped with an air relief cock, and at the middle part of oil inlet pipe, be provided with at least one hanger, described oil inlet pipe, oil return pipe and fin are made by stainless steel material.

In a specific embodiment of the present utility model, middle position formation at described air relief cock has air relief cock mate with threaded holes, this air relief cock mate with threaded holes communicates with the oil-feed tube chamber of described oil inlet pipe, described air relief cock is screw, with described air relief cock mate with threaded holes threaded engagement.

In another specific embodiment of the present utility model, on each fin of one group of described fin and towards the same side, with interval state, form and have flow-disturbing flange, flow-disturbing flange matches with every two, and forms each other splay position relationship between every two flow-disturbing flanges.

In another specific embodiment of the present utility model, on described hanger, offer hanger hole.

In another specific embodiment of the present utility model, in the upper, middle and lower of the described front side of one group of fin and the edge of rear side, be respectively provided with for each adjacent fin is implemented to the reinforcement linking.

Of the present utility model, also have in a specific embodiment, at the position of the described oil-in of described oil inlet pipe, form and have an oil-in flange connecting for the transformer oil-out with oil-filled transformer, described oil return pipe has an oil return opening, at the position of this oil return opening, forms and has an oil return opening flange connecting for the transformer oil-in with oil-filled transformer.

More of the present utility model and in a specific embodiment, offer oil-in flange fixing hole on described oil-in flange, on described oil-out flange, offer oil-out flange fixing hole.

The technical scheme that the utility model provides is with respect to the technique effect of prior art: owing to being made by stainless steel into and out of oil pipe and fin, thereby without carrying out loaded down with trivial details and harsh surface treatment, can improve and manufacture efficiency, meet industrial amplification production requirement; Owing to being provided with hanger on oil inlet pipe, thereby can facilitate movement; Owing to being provided with venting obturating plug on oil inlet pipe, and be provided with air relief cock in venting on obturating plug, thereby can make the air in fin be driven to the external world, guarantee to be full of cold oil in the fin chamber of fin; Owing to entering, oil return pipe and fin have desirable resistance to oxidation, corrosive power, thereby can significant prolongation useful life.

Accompanying drawing explanation

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

Embodiment

Refer to Fig. 1, provided, 1,2 and one groups of oil return pipes each other longitudinally parallel and connect spaced reciprocally entering, the fin 3 between

oil return pipe

1,2, by this group of fin 3, the high-temperature oil liquid that comes from oil-filled transformer of being introduced by oil inlet pipe 2 is introduced to oil return pipe 2 after cooling, by oil return pipe, caused in oil-filled transformer for 2 times, so circulation.

On aforementioned oil inlet pipe 1 and at the position of the one end of the oil-in 11 away from oil inlet pipe 1, form and have a venting obturating plug 12, that is to say that oil-in 11 is positioned at the left end of oil inlet pipe 1 (location status shown in Fig. 1), and venting obturating plug 12 is positioned at the right-hand member (location status shown in Fig. 1) of oil inlet pipe 1, at the middle position of venting obturating plug 12, form and to have the air relief cock mate with threaded holes 122 communicating with the tube chamber of oil inlet pipe 1, in this air relief cock mate with threaded holes 122 with thread fiting mode and preferably add seal washer 1211 and screwed an air relief cock 121.At the middle part of the length direction of oil inlet pipe 1, fix (solid welding) and have a pair of hanger 13 of respectively offering hanger hole 131.At the position of oil-in 11, form and have an oil-in flange 111, and on this oil-in flange 111, offer oil-in flange fixing hole 1111 again.The function of oil-in flange 111 is that oil inlet pipe 1 and the transformer oil-out of oil-filled transformer are connected.

By the fluid after 3 heat radiations of one group of fin, from the oil return opening of the left end (take location status shown in Fig. 1 as example) of oil return pipe 2, cause the transformer oil-in of oil-filled transformer for 21 times, and at the position of oil return opening 21, form hydraulic fluid port flange 211 once, on oil return opening flange 211, offer oil return opening flange fixing hole 2111.The function of oil return opening flange 211 is by the transformer oil-in of oil return pipe and oil-filled transformer or claims transformer oil return opening to connect.

As shown in Figure 1, one group of quantity, be not limited to illustrate on the outer wall of aforementioned fin 3 of quantity and form and have flow-disturbing flange 31 with interval state towards the same side, flow-disturbing flange 31 matches with every two, and every two flow-disturbing flanges 31 form splay position relationship each other, by flow-disturbing flange 31, can significantly improve radiating effect.In the front side of one group of fin 3 and the upper, middle and lower of the edge of rear side (take Fig. 1 location status as example), be respectively provided with for each adjacent fin 3 is implemented to the reinforcement 32 being connected again.

Aforesaidly enter, 1,2 and one groups of fin 3 of oil return pipe make by stainless steel material.

In sum, the technical scheme that the utility model provides has overcome the shortcoming in prior art, has completed invention task, has embodied the technique effect of recording in the superincumbent technique effect of applicant hurdle.

Claims

1. the stainless steel chip radiator that a kind of oil-filled transformer is used, comprise an oil inlet pipe (1), one oil return pipe (2) and one group each other longitudinally parallel and connect spaced reciprocally between oil inlet pipe (1) and oil return pipe (2) for the deep fat of being introduced by oil inlet pipe (1) time being caused after heat radiation to one group of fin (3) of oil return pipe (2), it is characterized in that: upper and form and have a venting obturating plug (12) at the position of one end of the oil-in away from oil inlet pipe (1) (11) at described oil inlet pipe (1), on this venting obturating plug (12), be equipped with an air relief cock (121), and at the middle part of oil inlet pipe (1), be provided with at least one hanger (13), described oil inlet pipe (1), oil return pipe (2) and fin (3) are made by stainless steel material, on each fin of described one group of fin (3) and towards the same side, with interval state, form and have flow-disturbing flange (31), flow-disturbing flange (31) matches with every two, and form each other splay position relationship between every two flow-disturbing flanges (31).

2. the stainless steel chip radiator that oil-filled transformer according to claim 1 is used, it is characterized in that there is air relief cock mate with threaded holes (122) in the middle position formation of described air relief cock (12), this air relief cock mate with threaded holes (122) communicates with the oil-feed tube chamber of described oil inlet pipe (1), described air relief cock (121) is screw, with described air relief cock mate with threaded holes (122) threaded engagement.

3. the stainless steel chip radiator that oil-filled transformer according to claim 1 is used, is characterized in that offering hanger hole (131) on described hanger (13).

4. the stainless steel chip radiator that oil-filled transformer according to claim 1 is used, is characterized in that being respectively provided with in the upper, middle and lower of the described front side of one group of fin (3) and the edge of rear side the reinforcement (32) for each adjacent fin (3) is implemented to link.

5. the stainless steel chip radiator that oil-filled transformer according to claim 1 is used, it is characterized in that forming and having an oil-in flange (111) connecting for the transformer oil-out with oil-filled transformer at the position of the described oil-in (11) of described oil inlet pipe (11), described oil return pipe (2) has an oil return opening (21), at the position of this oil return opening (21), forms and has an oil return opening flange (211) connecting for the transformer oil-in with oil-filled transformer.

6. the stainless steel chip radiator that oil-filled transformer according to claim 5 is used, it is characterized in that offering oil-in flange fixing hole (1111) on described oil-in flange (111), on described oil-out flange (211), offer oil-out flange fixing hole (2111).