A kind of automatic heat radiation transformatorTechnical field
This utility model relates to a kind of transformator, specifically a kind of automatic heat radiation transformator.
Background technology
Transformator is requisite equipment in the middle of circuit transmission, and it can be divided into distribution transformer, power transformer, full-sealed transformer, combined transformer, dry-type transformer, oil-filled transformer, single-phase transformer, furnace transformer and rectifier transformer by purposes.
Wherein, for existing transformator, it operationally can produce substantial amounts of heat, and transformer body temperature raises, outside radiations heat energy simultaneously, temperature in transformer shell body being raised rapidly, and the solution not only radiating effect adopted in prior art is not ideal and dispel the heat uneven, the heat produced during transformator work can not leave timely and uniformly, cause the too high damage parts of transformator cylinder local temperature, make transformer life be greatly lowered.This is the deficiencies in the prior art part.
Utility model content
Technical problem to be solved in the utility model is, for the deficiencies in the prior art, it is provided that a kind of automatic heat radiation transformator, for improving radiating efficiency and the heat dissipation uniformity of existing transformator, thus for the service life improving automatic heat radiation transformator.
For solving above-mentioned technical problem, this utility model provides a kind of automatic heat radiation transformator, including housing and the transformer body being arranged in housing, the sidewall of described housing is corrugated, the transverse section of described housing is rounded, and the inside of housing is divided into upper plenum and lower cavity two parts by a horizontal baffle, and described transformer body is arranged in upper plenum, the upper end of the housing relative with described upper plenum is provided with air vent, and the housing relative with described lower cavity is provided with one group of air inlet pipe；Described air inlet pipe includes horizontal part respectively, and be arranged on first bending section of horizontal part one end and be arranged on the second bending section of the horizontal part other end, second crooked position is in housing, first crooked position is outside housing, the opening of the gas outlet of each second bending section is towards same circumferencial direction, and the opening of the gas outlet of each first bending section is straight down；Described horizontal baffle is uniformly covered with for connecting described upper plenum and the intercommunicating pore of lower cavity.
Wherein, the inner chamber of housing is divided into upper and lower two cavitys by horizontal baffle by this utility model, and transformer body is arranged in upper plenum, and it is provided with air vent in the upper end of the housing relative with upper plenum, being provided with one group of air inlet pipe on the housing relative with lower cavity, extraneous air flows into lower cavity by air inlet pipe, and the gas flowed into by air inlet pipe is after the cushioning effect of lower cavity, enter upper plenum by the intercommunicating pore on horizontal baffle, discharged by air vent after heat exchange.
Specifically, during use, transformer body carries out heat exchange with the gas in upper plenum, gas in upper plenum temperature after the heat exchange raises, and is discharged by air vent afterwards, now forms negative pressuren zone in upper plenum, gas in lower cavity fills in upper plenum, descending cavity to become negative pressuren zone afterwards, the gas outside housing fills in lower cavity by each air inlet pipe endlessly, cushions afterwards in this lower cavity.In the process of transformator work, in upper plenum, the gas after heat exchange is constantly discharged by air vent, in lower cavity, the gas after buffering constantly fills in upper plenum by intercommunicating pore equally distributed on horizontal baffle, and the air outside housing constantly fills in lower cavity, so move in circles, the heat that transformer body produces being taken away, thus lowering the temperature for transformator, and then increasing the service life of transformator.
Additionally, the sidewall of the housing of described transformator is corrugated, this adds the contact area between sky intracavity gas and described housing to a certain extent, thus adding the speed of heat exchange in described housing, and then is easy to improve the radiating efficiency of described transformator.
In addition, air inlet pipe described in the utility model includes horizontal part respectively, and be arranged on first bending section of horizontal part one end and be arranged on the second bending section of the horizontal part other end, second crooked position is in housing, first crooked position is outside housing, the opening of the gas outlet of each second bending section is towards same circumferencial direction, the outside air filled into through air inlet pipe forms a vortex in lower cavity, described vortex produces a kind of suction, consequently facilitating by cavity under more quick for the air outside housing inspiration, and then be easy to lower cavity and be rapidly filled with, thus meeting in upper plenum the demand and supply of gas for heat exchange.
In addition, this utility model is covered with for connecting upper plenum and the intercommunicating pore of lower cavity on described horizontal baffle, and described intercommunicating pore is uniformly distributed, this ensure that to a great extent in transformator work process, the gas filled into from lower cavity uniformity in upper plenum, thus improve the uniformity of automatic heat radiation transformator heat radiation, simple in construction, comparatively practical.
The opening direction level of the gas outlet of the second bending section, and tangent with the medial wall of housing.
Described air vent is provided with exhaust fan, it is simple to the flow velocity of gas in upper plenum in raising housing, the radiating efficiency of transformator can be improved to a certain extent.
In order to the throughput increased between upper plenum and lower cavity, also ensure that horizontal baffle the premise of intensity under, the diameter of described intercommunicating pore is 0.5cm, and the distance between the two intercommunicating pore hole hearts is 1.5cm.
Described transformer body is arranged in described upper plenum by one group of support bar, consequently facilitating produce the timely discharge of heat bottom transformer body, thus can further improve the heat radiation of transformator.
The upper end of described housing is with dismountable top cover, for carrying out extraneous cooling special time.
The beneficial effects of the utility model are in that:
(1) inner chamber of housing is divided into upper and lower two cavitys by horizontal baffle by this utility model, and transformer body is arranged in upper plenum, and it is provided with air vent in the upper end of the housing relative with upper plenum, the housing relative with lower cavity is provided with one group of air inlet pipe；During use, transformer body carries out heat exchange with the gas in upper plenum, and the temperature after the heat exchange of the gas in upper plenum raises, and is discharged by air vent afterwards, now form negative pressuren zone in upper plenum, gas in lower cavity fills in upper plenum, descends cavity to become negative pressuren zone afterwards, and the gas outside housing fills in lower cavity by each air inlet pipe endlessly, so move in circles, the heat that transformer body produces being taken away, thus lowering the temperature for transformator, and then increasing the service life of transformator；
(2) air inlet pipe described in the utility model includes horizontal part respectively, and be arranged on first bending section of horizontal part one end and be arranged on the second bending section of the horizontal part other end, second crooked position is in housing, first crooked position is outside housing, the opening of the gas outlet of each second bending section is towards same circumferencial direction, the outside air filled into through air inlet pipe forms a vortex in lower cavity, described vortex produces a kind of suction, consequently facilitating by cavity under more quick for the air outside housing inspiration, and then be easy to lower cavity and be rapidly filled with gas, so as the heat exchange demand met in upper plenum；
(3) horizontal baffle described in the utility model is evenly distributed with for connecting upper plenum and the intercommunicating pore of lower cavity, this ensure that in transformator work process to a great extent, the gas filled into from lower cavity uniformity in upper plenum, thus improve the uniformity of automatic heat radiation transformator heat radiation, simple in construction, comparatively practical；
(4) transformer body described in the utility model is arranged in described upper plenum by one group of support bar, consequently facilitating produce the timely discharge of heat bottom transformer body, thus can further improve the heat radiation of transformator.
As can be seen here, this utility model compared with prior art, has substantive distinguishing features and progress, and the beneficial effect of its enforcement is also apparent from.
Accompanying drawing explanation
Fig. 1 is the structural representation of detailed description of the invention 1 of the present utility model；
Fig. 2 is the scheme of installation of air inlet pipe shown in Fig. 1.
Wherein: 1 is housing, 2 is transformer body, and 3 is horizontal baffle, and 4 is upper plenum, and 5 is lower cavity, and 6 is air vent, and 7 is intercommunicating pore, and 8 is air inlet pipe, and 81 is the first bending section, and 82 is the second bending section, and 9 is top cover, and 10 is exhaust fan, and 11 is support bar.
Detailed description of the invention
For making the technical solution of the utility model and advantage clearly, below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described.
Detailed description of the invention 1:
As depicted in figs. 1 and 2, a kind of automatic heat radiation transformator of the present utility model, the housing 1 corrugated including sidewall and the transformer body 2 being arranged in housing 1, the transverse section of described housing 1 is rounded, and the inside of housing 1 is divided into upper plenum 4 and lower cavity 5 two parts by a horizontal baffle 3.Described transformer body 2 is arranged in upper plenum 4 by the support bar 11 of three distributions triangular in shape.The upper end of the housing 1 relative with described upper plenum 4 is provided with air vent 6, and the housing 1 relative with described lower cavity 5 is provided with one group of air inlet pipe 8.Described air inlet pipe 8 includes horizontal part respectively, and be arranged on first bending section 81 of horizontal part one end and be arranged on the second bending section 82 of the horizontal part other end, second bending section 82 is positioned at housing 1, first bending section 81 is positioned at outside housing 1, the opening of the gas outlet of each second bending section 82 is towards same circumferencial direction, and the opening of the gas outlet of each first bending section 81 is straight down.Described horizontal baffle 3 is uniformly covered with for connecting described upper plenum 4 and the intercommunicating pore 7 of lower cavity 5.
In the present embodiment, the opening direction level of the gas outlet of the second bending section 82, and tangent with the medial wall of housing 11.In the present embodiment, the diameter of described intercommunicating pore 7 is 0.5cm, distance between the two intercommunicating pore 7 hole hearts is 1.5cm, this ensure that in transformator work process to a great extent, the gas filled into from lower cavity 5 uniformity in upper plenum 4, thus improve the uniformity of automatic heat radiation transformator heat radiation, simple in construction, comparatively practical.
During use, transformer body 2 carries out heat exchange with the gas in upper plenum 4, gas in upper plenum 4 temperature after the heat exchange raises, discharged by air vent 6 afterwards, now forming negative pressuren zone in upper plenum 4, the gas in lower cavity 5 fills in upper plenum 4, descends cavity 5 to become negative pressuren zone afterwards, gas outside housing 1 fills in lower cavity 5 by each air inlet pipe 8 endlessly, cushions afterwards in this lower cavity 5.In the process of transformator work, in upper plenum 4, the gas after heat exchange is constantly discharged by air vent 6, gas after being cushioned in lower cavity 5 constantly fills in upper plenum 4 by equally distributed intercommunicating pore 7 on horizontal baffle 3, and the air outside housing 1 constantly fills in lower cavity 5, so move in circles, the heat that transformer body 2 produces being taken away, thus lowering the temperature for transformator, and then increasing the service life of transformator.Wherein, the outside air filled into through each air inlet pipe 8 forms a vortex in lower cavity 5, air outside housing 1 is under the suction of above-mentioned vortex, more quickly fill into lower cavity 5, and then be easy to lower cavity 5 and be rapidly filled with, so that the continual heat exchange demand met in upper plenum 4, and then improve the radiating efficiency of transformator.
In addition, in the present embodiment, transformer body 2 is arranged on horizontal baffle 3 by support 11, being covered with on horizontal baffle 3 for connecting upper plenum 4 and the intercommunicating pore 7 of lower cavity 5, and be uniformly distributed by described intercommunicating pore 7, this ensure that to a great extent in transformator work process, the gas filled into from lower cavity 5 uniformity in upper plenum 4, thus improve the uniformity of automatic heat radiation transformator heat radiation, simple in construction, comparatively practical.
Additionally, the sidewall of housing 1 is corrugated, increase the contact area between gas and transformer body 2, thus improve the radiating efficiency of transformator to a certain extent.
Additionally, in the present embodiment, described air vent 6 is provided with exhaust fan 10, the use of exhaust fan 10, has further speeded up the speed of air-flow exchange in transformer shell 1, and then further increased the radiating efficiency of wave filter.
To sum up, the program can improve the radiating efficiency of power transformer, and can improve the uniformity of heat radiation, and then improves the uniformity of automatic heat radiation transformator heat radiation, thus improve the service life of automatic heat radiation transformator.
Additionally, for ease of, special time, carrying out the cooling of transformator time such as hot weather, in the upper end of described housing 1 with dismountable top cover 9.
To sum up, the application can be used not only for improving the automatic heat radiation efficiency of existing transformator and heat dissipation uniformity, thus for the service life improving automatic heat radiation transformator；Also simple in construction, facilitate implementation, comparatively practical.
Embodiment of above only in order to the technical solution of the utility model to be described, is not intended to limit；Although this utility model being described in detail with reference to aforementioned embodiments, it will be understood by those within the art that: the technical scheme described in aforementioned each embodiment still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.