CN215861672U - Constant-temperature hydraulic station of mine hoist - Google Patents

Abstract

The utility model provides a constant-temperature hydraulic station of a mine hoist, which comprises a gearbox, wherein one side of the gearbox is connected with a servo motor, the top of the gearbox is provided with an oil pump, a liquid inlet of the oil pump is connected with an oil pumping pipe penetrating in the gearbox, the top end of the gearbox is provided with refrigeration equipment positioned on one side of the oil pump through a support rod, a liquid outlet of the oil pump is connected with the refrigeration equipment, the bottom end of the refrigeration equipment is provided with an oil return pipe penetrating in the gearbox from the top, the outer wall of the servo motor is sleeved with a functional pipe, the outer side of the servo motor is sleeved with a spiral functional pipe, when the servo motor for driving a mechanism in the gearbox to rotate has a high temperature phenomenon, hydraulic oil subjected to refrigeration treatment is shunted into the functional pipe, and flows through the functional pipe to perform heat dissipation treatment on the servo motor, so that the constant-temperature hydraulic station can not only utilize the hydraulic oil to dissipate heat of the gearbox, and can also radiate the heat of the servo motor after being controlled.

Description

Constant-temperature hydraulic station of mine hoist

Technical Field

The utility model relates to the technical field of mining electric locomotives, in particular to a constant-temperature hydraulic station of a mine hoist.

Background

Often the elevator often is used in construction under the mine environment and outwards mentions as the interior material of lifting means well, the supporting gearbox of hoisting machine, can be equipped with hydraulic oil in the variable speed, hydraulic oil can be to the transmission mechanism heat dissipation such as the gear in the gearbox, fluid also can be circulated it through fluid-pressure system or water pump simultaneously, still can set up the servo motor who is used for making the rotatory of its inside mechanisms such as gear on one side of the gearbox, the frequent rotatory work of servo motor, can produce the high temperature heat, although transmission mechanism in the gearbox is handled by the hydraulic oil heat dissipation, the heat that servo motor produced can lead to its life to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a constant-temperature hydraulic station of a mine hoist, which utilizes the principle that hydraulic oil in a gearbox dissipates heat of a transmission mechanism in the gearbox and enables the hydraulic oil to dissipate heat of a servo motor.

The technical scheme includes that the constant-temperature hydraulic station of the mine hoist comprises a gearbox, one side of the gearbox is connected with a servo motor, an oil pump is mounted at the top of the gearbox, a liquid inlet of the oil pump is connected with an oil pumping pipe penetrating through the gearbox, a refrigeration device located on one side of the oil pump is arranged at the top end of the gearbox through a support rod, a liquid outlet of the oil pump is connected with the refrigeration device, an oil return pipe penetrating through the gearbox from the top is arranged at the bottom end of the refrigeration device, a function pipe is sleeved on the outer wall of the servo motor, one end of the function pipe is connected to the oil return pipe from the bottom of the refrigeration device, the other end of the function pipe is connected to the gearbox from the top, and a first valve close to the vicinity of the oil return pipe is arranged on the function pipe.

Preferably, a temperature sensor penetrates into the gearbox from the top, and a constant temperature regulator electrically connected with the temperature sensor is arranged on the front wall surface of the gearbox.

Preferably, the function pipe is provided with a threaded pipe section, the threaded pipe section is sleeved on the servo motor, and the pipe wall of the threaded pipe section is in contact with the outer wall of the servo motor.

Preferably, the oil pump is provided with two liquid outlets, one liquid outlet is connected to the refrigeration equipment through a pipeline, the other liquid outlet is connected to the functional pipe through an overflow pipe, and the overflow pipe is further provided with a second valve.

Preferably, a liquid homogenizing cover is arranged at the top of an inner cavity of the gearbox, the bottom end of the oil return pipe penetrates through the gearbox and is connected to the liquid homogenizing cover, and a plurality of liquid homogenizing holes are formed in the liquid homogenizing cover.

Compared with the prior art, the utility model has the beneficial effects that a refrigeration system is formed by adopting the constant temperature regulator, the temperature sensor, the refrigeration equipment, the oil pump and the like, when the gearbox is continuously heated, the oil pump pumps hydraulic oil in the gearbox into the refrigeration equipment for refrigeration treatment and then reflows into the gearbox in a mode of instructing the constant temperature regulator by the temperature sensor, so that the hydraulic oil in the gearbox is kept in a cooling state, the spiral functional pipe is sleeved outside the servo motor, when the servo motor for driving the mechanism in the gearbox to rotate has a high temperature phenomenon, the hydraulic oil subjected to refrigeration treatment is shunted into the functional pipe, and the hydraulic oil flows through the functional pipe to carry out heat dissipation treatment on the servo motor, so that the constant temperature hydraulic station not only can utilize the hydraulic oil to carry out heat dissipation on the gearbox, but also can carry out heat dissipation on the servo motor after being controlled.

Drawings

Fig. 1 is a schematic overall structure diagram of a mine hoist constant temperature hydraulic station provided in the present invention;

FIG. 2 is a schematic rear view of the present invention from FIG. 1;

fig. 3 is a schematic view showing a specific structure of the transmission case of the present invention, which is viewed from the top thereof and is only provided with a liquid equalizing cover.

In the figure: 1. a gearbox; 2. a servo motor; 3. an oil pump; 4. an oil pumping pipe; 5. a refrigeration device; 6. an oil return pipe; 7. a functional tube; 8. a first valve; 9. a temperature sensor; 10. a thermostat; 11. a threaded pipe section; 12. an overflow pipe; 13. a second valve; 14. a liquid homogenizing cover; 15. and (4) liquid homogenizing holes.

Detailed Description

The technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments, but not all embodiments, of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3:

this embodiment provides a pair of mine winder constant temperature hydraulic pressure station, it includes that one side is connected with servo motor 2's gearbox 1, oil pump 3 is installed at gearbox 1's top, the inlet of oil pump 3 is connected with and runs through the oil pipe 4 of pumping in gearbox 1, gearbox 1's top is equipped with the refrigeration plant 5 that is located oil pump 3 one side through the bracing piece, the liquid outlet of oil pump 3 is connected in refrigeration plant 5, refrigeration plant 5's bottom is equipped with and runs through the time oil pipe 6 in gearbox 1 by the top, servo motor 2's outer wall cover is equipped with function pipe 7, the one end of function pipe 7 is connected in time oil pipe 6 by refrigeration plant 5's bottom, the other end is connected on gearbox 1 by the top, wherein be equipped with on the function pipe 7 and be close to near first valve 8 of time oil pipe 6.

When high temperature occurs due to high frequency operation of mechanisms such as gears in the gearbox 1, the mode of heat exchange and cooling only through hydraulic oil in the gearbox 1 is far from insufficient, because the temperature sensor 9 penetrates into the gearbox 1 from the top, and the front wall surface of the gearbox 1 is provided with the constant temperature regulator 10 which is electrically connected with the temperature sensor 9, the temperature sensor 9 can feed back high temperature to the constant temperature regulator 10, and the oil pump 3 is powered on to work, high temperature hot oil in the gearbox 1 is pumped into the refrigeration equipment 5 through the oil pumping pipe 4 for refrigeration treatment and then is sent back into the gearbox 1 through the oil return pipe 6, so that the hydraulic oil in the gearbox 1 achieves the purpose of constant temperature refrigeration circulation, the gearbox 1 can dissipate heat, the refrigeration equipment 5 can be an existing command unit such as a refrigeration compressor, and the like, on the basis, the servo motor 2 is sleeved with the functional pipe 7, when the servo motor 2 also generates high-temperature heat during operation, the first valve 8 can be opened, so that a part of hydraulic oil in the oil return pipe 6 enters the function pipe 7, the function pipe 7 is provided with the threaded pipe section 11, the threaded pipe section 11 on the function pipe 7 is sleeved on the servo motor 2, and the pipe wall of the threaded pipe section 11 is in contact with the outer wall of the servo motor 2, so that the part of hydraulic oil entering the function pipe 7 can flow in the threaded pipe section 11, and the refrigeration effect of the part of hydraulic oil is acted on the servo motor 2 through the threaded pipe section 11 of the function pipe 7, so that the servo motor 2 can finish the purposes of cooling and heat dissipation, the functionality is improved, and the service life of the servo motor 2 is prolonged.

Specifically, two liquid outlets are arranged on the oil pump 3, one liquid outlet is connected with the refrigeration equipment 5 through a pipeline, and the other liquid outlet is connected with the functional pipe 7 through an overflow pipe 12, and a second valve 13 is also arranged on the overflow pipe 12, when the use of the device is stopped for a night in the winter season, which may cause the servo motor 2 to freeze, the second valve 13 is opened, the first valve 8 is closed, so that part of the hydraulic oil pumped by the oil pump 3 flows into the functional pipe 7 along the overflow pipe 12 and then flows into the threaded pipe section 11 along the functional pipe 7, since the hydraulic oil is now directly trapped in the threaded pipe section 11 without being treated by the refrigeration equipment 5, therefore, the oil has certain heat, and the oil can heat the servo motor 2 when passing through the threaded pipe section 11, so that the frozen servo motor 2 can be heated and frozen, and the device is suitable for severe cold areas.

Specifically, as shown in fig. 3, the inner chamber top of gearbox 1 is equipped with the homoliquid cover 14, the bottom that returns oil pipe 6 runs through in gearbox 1 and is connected in homoliquid cover 14, a plurality of homoliquid holes 15 have been seted up on the homoliquid cover 14, when the hydraulic oil through refrigeration aftertreatment drops in gearbox 1 along returning oil pipe 6, collect through homoliquid cover 14 earlier, flow to gearbox 1 like the gondola water faucet in by homoliquid hole 15 again, make the refrigeration oil that enters into gearbox 1 and the maximum amalgamation of hot warm oil of incasement, accelerate the cooling rate of incasement oil temperature.

The above embodiments further explain the objects, aspects, and advantages of the present invention in detail. It should be understood that the above are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention. It should be understood that any modifications, equivalents, improvements and the like, which come within the spirit and principle of the utility model, may occur to those skilled in the art and are intended to be included within the scope of the utility model.

Claims (5)

1. The utility model provides a mine winder constant temperature hydraulic pressure station, includes that one side is connected with gearbox (1) of servo motor (2), its characterized in that: oil pump (3) are installed at the top of gearbox (1), the inlet of oil pump (3) is connected with and runs through oil pumping pipe (4) in gearbox (1), the top of gearbox (1) is equipped with through the bracing piece and is located refrigeration plant (5) of oil pump (3) one side, the liquid outlet of oil pump (3) is connected in refrigeration plant (5), the bottom of refrigeration plant (5) is equipped with and runs through by the top return oil pipe (6) in gearbox (1), the outer wall cover of servo motor (2) is equipped with function pipe (7), the one end of function pipe (7) is connected in return oil pipe (6) by the bottom of refrigeration plant (5), the other end by the top connect in on gearbox (1), wherein be equipped with on function pipe (7) and close on near first valve (8) in return oil pipe (6).

2. The mine hoist thermostatic hydraulic station according to claim 1, characterized in that a temperature sensor (9) penetrates into the gearbox (1) from the top, and a thermostatic regulator (10) electrically connected to the temperature sensor (9) is arranged on the front wall of the gearbox (1).

3. The mine hoist constant-temperature hydraulic station as claimed in claim 1, characterized in that the function pipe (7) is provided with a threaded pipe section (11), the threaded pipe section (11) is sleeved on the servo motor (2), and the pipe wall of the threaded pipe section (11) is in contact with the outer wall of the servo motor (2).

4. The thermostatic hydraulic station for a mine hoist according to claim 1, characterized in that the oil pump (3) is provided with two outlets, one of which is connected to the refrigeration equipment (5) via a pipe and the other of which is connected to the functional pipe (7) via an overflow pipe (12), and the overflow pipe (12) is provided with a second valve (13).

5. The mine hoist constant-temperature hydraulic station as claimed in claim 1, wherein a liquid-equalizing cover (14) is provided on the top of the inner cavity of the transmission case (1), the bottom end of the oil return pipe (6) penetrates through the transmission case (1) and is connected to the liquid-equalizing cover (14), and a plurality of liquid-equalizing holes (15) are provided on the liquid-equalizing cover (14).

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