CN211350270U

CN211350270U - Dustproof radiating transformer

Info

Publication number: CN211350270U
Application number: CN201922470398.6U
Authority: CN
Inventors: 王鹏萱; 王素娥
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-25
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a dustproof and heat-dissipating transformer, which relates to the technical field of transformers and comprises a shell, wherein a transformer body is arranged inside the shell, heat dissipating ports are respectively arranged at two sides of the shell, a fan is arranged inside the shell and close to one of the heat dissipating ports, a filter screen is arranged inside the heat dissipating port, a fixed rod is fixed at the top of the inner wall of the shell and close to the two filter screens, a rotating shaft is movably arranged at the bottom end of the fixed rod, the end part of the rotating shaft extends to one side of the filter screen, which is far away from the shell, and is connected with a fan blade, in the process of heat dissipation of the fan and dust prevention of the filter screens, a cleaning brush brushes the outer wall of the filter screen to avoid excessive dust adhered on the filter screens from influencing the heat dissipating effect, and meanwhile, the elastic pieces which reciprocate can vibrate the filter screens to, the two modes are combined, so that the dustproof heat dissipation effect is better.

Description

Dustproof radiating transformer

Technical Field

The utility model relates to a transformer field, concretely relates to dustproof radiating transformer.

Background

In recent years, the demand of electric power in China increases rapidly, the market demand of power transmission and transformation equipment is pulled by the high-speed construction of a power grid, a transformer is used as key electric equipment for power transmission, the market demand also keeps steady increase, the existing transformer is static electric equipment for converting alternating voltage and current and transmitting alternating current electric energy, but the existing transformer does not have good heat dissipation and dust prevention functions in the actual use process, the outdoor transformer has probability of spontaneous combustion after long running time and over-high temperature, and the dust can generate extremely adverse influence on the electric equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clear dustproof heat dissipation transformer of oneself.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a dustproof radiating transformer, includes the shell, the internally mounted of shell has transformer body, the thermovent has all been seted up to the both sides of shell, the inside of shell just is close to one of them thermovent department and installs the fan, the internally mounted of thermovent has the filter screen, the inner wall top of shell just is close to two filter screen departments and all is fixed with the dead lever, the bottom movable mounting of dead lever has the pivot, the tip of pivot extends to the filter screen and keeps away from one side of shell and be connected with the flabellum, the cleaning brush is installed to one side that the flabellum is close to the filter screen, and the lateral wall bottom side filter screen.

As the further improvement of above-mentioned technical scheme, the frame is installed to the outer wall of shell and cage heat dissipation department, the frame cage heat dissipation mouth, the inside movable mounting of frame has the weather shield that can turn, be connected with the elastic support strip between the lateral wall of weather shield and frame, the weather shield that can turn is hit by sleet and is flagging when sleet weather to increase the effect of sheltering from of weather shield to the heat dissipation mouth, can prevent that the rainwater from getting into the inside of shell, the effectual normal operating of having guaranteed the transformer, the elastic support strip can be with its reconversion when sleet season stops, guarantees radiating stable going on, but automatically regulated when the rainy season comes, need not artificial control, simple structure, the cost of manufacture is low, and the practicality is good.

As a further improvement of the technical scheme, the top groove is formed in the top of the rain shield, the water-absorbing sponge is bonded inside the top groove, the top groove and the water-absorbing sponge can increase the pressing effect on the rain shield in rainy and snowy seasons, and the waterproof performance is improved.

As the further improvement of above-mentioned technical scheme, the shell fragment of contradicting the filter screen is installed to the lateral wall of dead lever, the poker rod is installed to the lateral wall of pivot, and it makes its deformation to hit the shell fragment when the pivot drives the poker rod rotation, can hit when the shell fragment reconversion and hit the filter screen and make its vibration to dust on with the filter screen through the mode of vibration shakes off, avoids the dust to shelter from the filter screen and influences the radiating effect.

As a further improvement of the technical scheme, the striking block is arranged at the end part of the elastic sheet and is in a spherical shape, so that the abrasion of the elastic sheet to the filter screen is reduced.

As a further improvement of the technical scheme, the inner wall of the shell is provided with an inner groove, the outer wall of the shell is provided with a raised inner groove corresponding to the inner groove, so that the inner surface area of the shell is increased, the heat absorption effect is increased, meanwhile, the outer surface area of the shell is increased through the protrusions, the heat dissipation area is increased, and the heat dissipation efficiency is improved.

Compared with the prior art, the utility model, have following advantage and effect:

1. the utility model discloses an at fan heat dissipation and the dustproof in-process of filter screen, drive the rotation of flabellum under the effect of air current to can make the cleaning brush the outer wall of filter screen, avoid bonding too much dust on the filter screen and influence the radiating effect, reciprocating motion's shell fragment can make the filter screen vibration simultaneously, trembles the dust down, and both modes combine together, and dustproof radiating effect is better.

2. The utility model discloses a through the weather shield that can turn round when using, when sleet weather, hit by sleet and flagging to increase the effect of sheltering from of weather shield to the thermovent, can prevent that the rainwater from getting into the inside of shell, the effectual normal operating of having guaranteed the transformer, elastic support strip can be with its reconversion when sleet stops in season, guarantee radiating stable going on, but automatically regulated when rainy season comes, need not artificial control, moreover, the steam generator is simple in structure, the cost of manufacture is low, and the practicality is good.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an enlarged view of a in fig. 1 according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an outer frame according to an embodiment of the present invention.

Wherein: 1 shell, 2 thermovents, 3 fans, 4 filter screens, 5 fixed rods, 6 rotating shafts, 7 fan blades, 8 cleaning brushes, 9 elastic sheets, 10 poke rods, 11 outer frames, 12 rain baffles, 13 elastic support strips, 14 top grooves, 15 striking blocks, 16 inner grooves and 17 transformer bodies.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1-3, this embodiment provides a dustproof and heat-dissipating transformer, which includes a housing 1, an inner groove 16 is formed on an inner wall of the housing 1, a raised inner groove 16 corresponding to the inner groove 16 is formed on an outer wall of the housing 1, so as to increase an inner surface area of the housing 1 and increase a heat absorption effect, and at the same time, an outer surface area of the housing 1 is increased by a protrusion, so as to increase a heat dissipation area and improve heat dissipation efficiency, a transformer body 17 is installed inside the housing 1, heat dissipation ports 2 are formed on both sides of the housing 1, a fan 3 is installed inside the housing 1 and near one of the heat dissipation ports 2, a filter screen 4 is installed inside the heat dissipation port 2, a fixing rod 5 is fixed at a top portion of the inner wall of the housing 1 and near the two filter screens 4, a spring plate 9 abutting against the filter screens 4 is installed on a side wall of the fixing rod 5, the filter screen 4 can be struck to vibrate when the elastic sheet 9 is restored to the original state, so that dust on the filter screen 4 can be shaken off in a vibration mode, the influence of the dust on the filter screen 4 on the heat dissipation effect is avoided, the striking block 15 is installed at the end part of the elastic sheet 9, the striking block 15 is in a spherical shape, the abrasion of the elastic sheet 9 on the filter screen 4 is reduced, the rotating shaft 6 is movably installed at the bottom end of the fixing rod 5, the end part of the rotating shaft 6 extends to one side of the filter screen 4, which is far away from the shell 1, and is connected with the fan blade 7, the cleaning brush 8 is installed at one side of the fan blade 7, which is close to the filter screen 4, the filter screen 4 is arranged at the bottom side of the side wall of the cleaning brush 8, the fan 3 generates forced airflow when working, the convection between the shell 1 and the external cold air can be promoted, thereby the cleaning brush 8 on the side wall can brush the filter screen 4, the influence of the excessive dust on the surface of the filter screen 4 on heat dissipation is avoided, the heat dissipation effect of the transformer is effectively ensured while dust is prevented, the outer wall of the shell 1 and the position where the heat dissipation port 2 is covered by the outer frame 11, the bendable rain shield 12 is movably arranged in the outer frame 11, the elastic support bars 13 are connected between the rain shield 12 and the side wall of the outer frame 11, the bendable rain shield 12 is hit by rain and snow and sags in the rain and snow weather, thereby the shielding effect of the rain shield 12 on the heat dissipation port 2 is increased, the rainwater can be prevented from entering the interior of the shell 1, the normal operation of the transformer is effectively ensured, the elastic support bars 13 can restore the transformer to the original state when the transformer stops in the rain and snow season, the heat dissipation is ensured to be stably carried out, the automatic adjustment can be carried out when, simple structure, the cost of manufacture is low, and the practicality is good, and apical trough 14 has been seted up at the top of weather shield 12, and the inside bonding of apical trough 14 has the sponge that absorbs water, and apical trough 14 and the sponge that absorbs water multiplicable push down effect to weather shield 12 when sleet season, improve waterproof performance

The working principle is as follows:

when the device is used, the fan 3 works to generate forced airflow to promote the convection between the shell 1 and the outside cold air, the heat dissipation effect is improved, the filter screen 4 can prevent the outside dust from entering the transformer to influence the normal work of the transformer, the dustproof effect is achieved, the airflow generated by the fan 3 can drive the fan blades 7 to rotate, so that the cleaning brushes 8 on the side walls of the fan can brush the filter screen 4, the influence of excessive dust on the surface of the filter screen 4 on heat dissipation is avoided, the heat dissipation effect of the transformer is effectively ensured while the dust is prevented, the rotating shaft 6 drives the poking rod 10 to rotate, the elastic sheet 9 is beaten to deform, the elastic sheet 9 can beat the filter screen 4 to vibrate when the original state is recovered, the dust on the filter screen 4 is shaken off in a vibration mode, the bendable rain shield 12 is beaten by rain and droops in rainy and snowy days, and the shielding effect of the rain shield 12 on the heat dissipation port 2 is, can prevent that the rainwater from getting into the inside of shell 1, the effectual normal operating who guarantees the transformer, elastic support strip 13 can be with its reconversion when sleet season stops, guarantees radiating stable going on.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a dustproof radiating transformer which characterized in that: including shell (1), the internally mounted of shell (1) has transformer body (17), thermovent (2) have all been seted up to the both sides of shell (1), the inside of shell (1) just is close to one of them thermovent (2) and locates to install fan (3), the internally mounted of thermovent (2) has filter screen (4), the inner wall top of shell (1) just is close to two filter screens (4) and locates all to be fixed with dead lever (5), the bottom movable mounting of dead lever (5) has pivot (6), the tip of pivot (6) extends to filter screen (4) and keeps away from one side of shell (1) and is connected with flabellum (7), clean brush (8) are installed to one side that filter screen (4) are close to in flabellum (7), and the lateral wall bottom side filter screen (4) of clean brush (8).

2. The dustproof and heat-dissipating transformer according to claim 1, characterized in that: outer wall and cage heat dissipation mouth (2) department of shell (1) install frame (11), frame (11) cage heat dissipation mouth (2), the inside movable mounting of frame (11) has weather shield (12) that can turn, be connected with elastic support strip (13) between the lateral wall of weather shield (12) and frame (11).

3. The dustproof and heat-dissipating transformer according to claim 2, characterized in that: the top of the rain baffle (12) is provided with a top groove (14), and the inside of the top groove (14) is bonded with a water-absorbing sponge.

4. The dustproof and heat-dissipating transformer according to claim 1, characterized in that: the lateral wall of dead lever (5) is installed and is contradicted shell fragment (9) of filter screen (4), poker rod (10) are installed to the lateral wall of pivot (6).

5. The dustproof and heat-dissipating transformer according to claim 4, wherein: the striking block (15) is installed at the end part of the elastic sheet (9), and the striking block (15) is in a spherical shape.

6. The dustproof and heat-dissipating transformer according to claim 1, characterized in that: an inner groove (16) is formed in the inner wall of the shell (1), and a protrusion corresponding to the inner groove (16) is formed in the outer wall of the shell (1).