CN209607555U - A New Traction Transformer for Mining Machinery - Google Patents

Abstract

The utility model discloses a kind of novel mining machine tractive transformers, including outer housing, transformer body is fixedly installed in the outer housing, ventilation opening is symmetrically offered in the outer housing, Air Filter is fixedly connected in the ventilation opening, circulation mechanism is equipped in the outer housing, mounting cup is symmetrically fixedly installed in the outer housing, fan is fixedly connected in the mounting cup, installation partition is also fixedly connected in the mounting cup, the installation partition is equipped with pressing mechanism, and the inner wall of the mounting cup is equipped with touch-switch.The utility model drives the conduction oil in heat conductive circulation oil pipe constantly to be recycled by oil pump, so that the heat of inside transformer will not generate aggregation phenomenon, it is excessively high to avoid result in certain point temperature, simultaneously when conduction oil is when the position for being wound with thermally conductive copper wire is passed through in the flowing of heat conductive circulation oil pipe, partial heat quickly sheds by being absorbed by thermally conductive copper wire, and by ventilation opening.

Description

A New Traction Transformer for Mining Machinery

technical field

The utility model relates to the technical field of mining machinery, in particular to a novel traction transformer for mining machinery.

Background technique

Mining machinery is the mechanical equipment used for direct mining of useful minerals and mining preparations. It mainly includes mining machinery for mining metal ore and non-metallic ore; coal mining machinery for mining coal; oil drilling machinery for oil mining, etc. A traction transformer is used, which transmits the electric energy of the three-phase power system to two single-phase traction lines with loads.

However, when the traditional traction transformer works for a long time, the internal heat accumulates rapidly, and the single heat dissipation port cannot effectively dissipate the heat in a timely manner. If the temperature continues to rise, it is likely to cause the transformer to catch fire, resulting in economic losses.

Utility model content

The purpose of this utility model is to solve the shortcomings existing in the prior art, such as: but the internal heat of the traditional traction transformer accumulates rapidly when working for a long time, and the single heat dissipation port cannot effectively and timely dissipate the heat. If the temperature increases, it is very likely to cause the transformer to catch fire, resulting in economic losses.

In order to achieve the above object, the utility model adopts the following technical solutions:

A new type of traction transformer for mining machinery, comprising an outer casing, a transformer body is fixedly installed inside the outer casing, a circulation mechanism is arranged inside the outer casing, an installation cover is fixedly installed symmetrically inside the outer casing, and the inside of the installation cover is fixedly connected There is a fan, and an installation partition is fixedly connected in the installation cover, and an extrusion mechanism is arranged on the installation partition.

Preferably, the circulation mechanism includes an oil pump, the oil pump is fixedly installed in the casing, the input end and the output end of the oil pump are connected with a heat-conducting circulating oil pipe, and the heat-conducting circulating oil pipe is filled with heat-conducting oil, and the inside of the casing is symmetrical An air vent is opened, and a dust-proof net is fixedly connected in the air vent.

Preferably, the extruding mechanism includes a slide plate, one end of the slide plate is slidably connected to the installation partition, the other end of the slide plate is slidably connected to the inner wall of the installation cover, and an extrusion protrusion is fixedly connected to the slide plate, A tact switch is provided on the inner wall of the installation cover, and the tact switch cooperates with the fan, and an elastic mechanism is arranged between the slide plate and the inner wall of the installation cover.

Preferably, the elastic mechanism includes two springs, one ends of the two springs are fixedly connected to the slide plate, and the other ends of the two springs are fixedly connected to the inner wall of the installation cover.

Preferably, a fixing frame is symmetrically and fixedly connected inside the housing, and the fixing frame is matched with the heat conduction circulating oil pipe.

Preferably, a heat-conducting copper wire is fixedly connected in the installation cover, and the heat-conducting copper wire is wound around the heat-conducting circulating oil pipe.

Preferably, an elastic bag is placed on the installation partition, and the elastic bag is filled with thermal expansion and cold contraction medium.

Compared with the prior art, the beneficial effects of the utility model are:

1. The heat conduction oil in the heat conduction circulation oil pipe is driven by the oil pump to circulate continuously, so that the heat conduction oil continuously absorbs heat and circulates, so that the heat inside the transformer will not accumulate, and avoid excessive temperature at a certain point. At the same time, when heat conduction When the oil flows through the heat-conducting circulating oil pipe and passes through the part where the heat-conducting copper wire is wound, part of the heat is absorbed by the heat-conducting copper wire and quickly dissipated through the vent.

2. When the transformer body gradually increases with the use time, the temperature of the heat-conducting oil in the heat-conducting circulating oil pipe continues to rise, and the elastic bag and the heat-conducting circulating oil pipe are close to each other and gradually expand due to heat, thereby squeezing the sliding plate to slide, thereby driving the two The spring is compressed, and at the same time, the extrusion bump slowly touches the light touch switch, and then the switch is turned on, so that the fan can accurately work and blow air according to the temperature state, speed up the ventilation at the vent, and further speed up the heat dissipation.

Description of drawings

Fig. 1 is the front structure schematic diagram of a kind of novel mining machinery traction transformer that the utility model proposes;

FIG. 2 is an enlarged schematic view of point A in FIG. 1 .

In the figure: 1-outer shell, 2-ventilation port, 3-dust filter, 4-oil pump, 5-heat conduction circulating oil pipe, 6-heat conduction copper wire, 7-fixing frame, 8-transformer body, 9-installation cover, 10-fan, 11-slider, 12-spring, 13-elastic bag, 14-extrusion bump, 15-tact switch, 16-installation partition.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Referring to Fig. 1-2, a new type of traction transformer for mining machinery includes an outer shell 1, a transformer body 8 is fixedly installed in the outer shell 1, and a vent 2 is symmetrically opened in the outer shell 1, and an air vent 2 is fixedly connected with an anti-corrosion Dust net 3, the outer casing 1 is provided with a circulation mechanism, the circulation mechanism includes an oil pump 4, the oil pump 4 is fixedly installed in the outer casing 1, the input end and output end of the oil pump 4 are connected with a heat conduction circulation oil pipe 5, and the heat conduction circulation oil pipe 5 is installed through the The cover 9 is set, the heat conduction circulation oil pipe 5 is filled with heat conduction oil, and the outer casing 1 is symmetrically fixedly connected with a fixed frame 7, which is matched with the heat conduction circulation oil pipe 5, so as to ensure that the state of the heat conduction circulation oil pipe 5 is stable. The heat conduction oil in the heat conduction circulation oil pipe 5 is driven to circulate continuously, so that the heat conduction oil continuously absorbs heat and circulates, so that the heat inside the transformer will not accumulate and avoid excessive temperature at a certain point.

The outer casing 1 is symmetrically and fixedly installed with an installation cover 9, and the installation cover 9 is fixedly connected with a fan 10, and the installation cover 9 is also fixedly connected with an installation partition 16, and an extrusion mechanism is arranged on the installation partition 16, and the extrusion mechanism includes Sliding plate 11, one end of sliding plate 11 is slidably connected on the installation partition 16, and the other end of sliding plate 11 is slidably connected on the inner wall of mounting cover 9, and the sliding plate 11 is fixedly connected with extruding bump 14, when the sliding plate 11 is squeezed and driven to squeeze The pressing bump 14 slowly touches the tact switch 15, and the inner wall of the installation cover 9 is provided with a tact switch 15. The tact switch 15 cooperates with the fan 10, and the tact switch 15 is squeezed to open, so that the fan 10 Turn on power.

An elastic mechanism is provided between the slide plate 11 and the inner wall of the installation cover 9, the elastic mechanism includes two springs 12, one end of the two springs 12 is fixedly connected to the slide plate 11, and the other end of the two springs 12 is fixedly connected to the inner wall of the installation cover 9 Above, the elastic bag 13 is placed on the installation partition 16. The elastic bag 13 is placed between the heat conduction circulating oil pipe 5 and the slide plate 11. The elastic bag 13 is filled with thermal expansion and cold contraction medium, and the thermal expansion and cold contraction medium in the elastic bag 13 expands when heated. Then start to squeeze the slide plate 11 to move, and drive the two springs 12 to compress. When the temperature drops, the elastic bag 13 returns to its shape, and the elastic force produced by the compression of the two springs 12 drives the slide plate 11 to reset. The installation cover 9 is fixedly connected with Heat-conducting copper wire 6, heat-conducting copper wire 6 is wound around heat-conducting circulating oil pipe 5, and when the heat-conducting oil flows in the heat-conducting circulating oil pipe 5 and passes through the part where heat-conducting copper wire 6 is wound, part of the heat is absorbed by heat-conducting copper wire 6 and passes through the vent 2 Disperse quickly to achieve cooling effect.

In the utility model, when the user uses the device, the oil pump 4 drives the heat conduction oil in the heat conduction circulation oil pipe 5 to circulate continuously, so that the heat conduction oil continuously absorbs heat and circulates, so that the heat inside the transformer does not accumulate. , to avoid excessive temperature at a certain point, and at the same time, when the heat transfer oil flows through the part where the heat conduction copper wire 6 is wound in the heat conduction circulating oil pipe 5, part of the heat is absorbed by the heat conduction copper wire 6 and quickly dissipated through the vent 2, When the transformer body 8 gradually increases with the use time, the temperature of the heat-conducting oil in the heat-conducting circulating oil pipe 5 continues to rise, and the elastic bag 13 is in close contact with the heat-conducting circulating oil pipe 5 and gradually expands due to heat, thereby squeezing the slide plate 11 to slide, thereby The two springs 12 are driven to compress, and at the same time, the extrusion bump 14 slowly touches the light touch switch 15, and then the switch is turned on, so that the fan 10 can work and blow air accurately according to the temperature state, and speed up the ventilation at the vent 2. Further speed up the heat dissipation.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (7)

1. A novel traction transformer for mining machinery, comprising an outer casing (1), characterized in that a transformer body (8) is fixedly installed in the outer casing (1), and a circulation loop is provided in the outer casing (1). mechanism, the outer casing (1) is symmetrically and fixedly installed with an installation cover (9), the inside of the installation cover (9) is fixedly connected with a fan (10), and the inside of the installation cover (9) is also fixedly connected with an installation partition plate (16), and an extruding mechanism is arranged on the installation partition (16). 2. A new type of traction transformer for mining machinery according to claim 1, characterized in that, the circulation mechanism includes an oil pump (4), and the oil pump (4) is fixedly installed in the outer shell (1), and the The input end and the output end of the oil pump (4) are connected with a heat conduction circulating oil pipe (5), and the heat conduction circulation oil pipe (5) is filled with heat conduction oil, and the outer shell (1) is symmetrically opened with vents (2), A dustproof net (3) is fixedly connected in the vent (2). 3. A novel traction transformer for mining machinery according to claim 1, characterized in that the extruding mechanism comprises a slide plate (11), and one end of the slide plate (11) is slidably connected to the mounting partition (16) , the other end of the slide plate (11) is slidably connected to the inner wall of the installation cover (9), and the extrusion bump (14) is fixedly connected to the slide plate (11). A tact switch (15) is provided, and the tact switch (15) cooperates with the fan (10), and an elastic mechanism is provided between the slide plate (11) and the inner wall of the installation cover (9). 4. a kind of novel mining machinery traction transformer according to claim 3 is characterized in that, described elastic mechanism comprises two springs (12), and one end of two described springs (12) is fixedly connected on slide plate (11 ), the other ends of the two springs (12) are fixedly connected to the inner wall of the installation cover (9). 5. A novel traction transformer for mining machinery according to claim 2, characterized in that, the outer housing (1) is symmetrically fixedly connected with a fixed frame (7), and the fixed frame (7) is connected with the heat conduction cycle The oil pipe (5) is set to match. 6. A new type of traction transformer for mining machinery according to claim 2, characterized in that, a heat-conducting copper wire (6) is fixedly connected in the installation cover (9), and the heat-conducting copper wire (6) is wound and conducts heat The circulating oil pipe (5) is set. 7. A novel traction transformer for mining machinery according to claim 1, characterized in that an elastic bag (13) is placed on the installation partition (16), and the elastic bag (13) is filled with heat Expansion and contraction medium.