CN217233909U

CN217233909U - Circulating water filtering device of fan cooler

Info

Publication number: CN217233909U
Application number: CN202122080547.5U
Authority: CN
Inventors: 刘一山; 刘代寿
Original assignee: Yunnan Qu Jing Cheng Gang Iron And Steel Group Co ltd
Current assignee: Yunnan Qu Jing Cheng Gang Iron And Steel Group Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-08-19
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a circulating water filtering device of a fan cooler, which comprises a motor, fan blades, a bearing assembly and a cooler shell, wherein a lubricating oil outlet of the cooler shell is connected with an oil outlet pipe, a first cooling coil, a temperature sensor, a second cooling coil and an oil storage tank are sequentially arranged on the oil outlet pipe, the first cooling coil is arranged in a cooling tank, and a cooling fan is arranged outside the second cooling coil; the water cooler and the first three-way joint are installed on a water outlet pipe at the bottom of the cooling tank, the first three-way joint is provided with a first water distribution pipe and a second water distribution pipe, the first water distribution pipe is provided with a first control valve and a first filter, the second water distribution pipe is provided with a second control valve and a second filter, water outlets of the first water distribution pipe and the second water distribution pipe are connected with the second three-way joint, and the second three-way joint is communicated with the cooling tank through a circulating water pipe. The device has reasonable structural design, can thoroughly avoid oil leakage and water leakage, and effectively reduces the maintenance cost.

Description

Circulating water filtering device of fan cooler

Technical Field

The utility model belongs to the technical field of the reinforcing bar production, concretely relates to circulating water filter equipment of fan cooler.

Background

The fan is the important cooling arrangement of high-speed wire rod production line, and the key of the high-efficient operation of fan is the normal operating of cooler. The cooler of fan mainly is supporting lubricating oil cooling device who uses, adopts the circulating water to realize the heat exchange as the medium to guarantee that equipment inlet oil temperature reaches the specified value, ensure unit normal operating. In the use process of the original fan room lubricating oil cooler of a company, along with the increase of the use time, the cooling water inevitably contains impurities and sludge, the water inflow impurities of the cooling water are large, the situation of cooler blockage can occur in the use process, the cooler blockage can not only slow down the flow speed of the cooling water, reduce the cooling effect of the lubricating oil and can not better ensure the stable operation of a fan, but also chemical corrosion can occur when the sludge impurities are retained in the cooler for a long time due to the poor water quality of the cooling water, and the situations of oil leakage and water leakage of the cooler can be caused after long-term action; meanwhile, after the cooler is blocked, the machine needs to be stopped to clean the pipeline of the cooler, and the production efficiency is seriously influenced. Therefore, it is objective to develop a circulating water filtering device of a fan cooler, which has a reasonable structural design and is easy to implement, and can improve the cooling effect and eliminate the faults of the cooler.

Disclosure of Invention

An object of the utility model is to provide a structural design is reasonable, easy to carry out, can improve the cooling effect, can eliminate the circulating water filter equipment of fan cooler of cooler trouble again.

The utility model aims at realizing the purpose, which comprises a motor, fan blades, a bearing assembly and a cooler shell, wherein the cooler shell is provided with a lubricating oil inlet and a lubricating oil outlet, the lubricating oil outlet is connected with an oil outlet pipe, the oil outlet pipe is sequentially provided with a first cooling coil, a temperature sensor, a second cooling coil and an oil storage tank, the oil storage tank is provided with a circulating oil pipe communicated with the lubricating oil inlet, the oil storage tank is provided with an oil filling port, the first cooling coil is arranged in a cooling tank, and the outer side of the second cooling coil is provided with a cooling fan; the top of cooling jar is provided with the inlet tube, be provided with the water intaking valve on the inlet tube, the bottom of cooling jar is provided with the outlet pipe, install the water cooler on the outlet pipe, first three way connection is installed to the delivery port of water cooler, first bleeder line and second bleeder line are installed respectively to two delivery ports of first three way connection, install first control valve and first filter on the first bleeder line respectively, install second control valve and second filter on the second bleeder line respectively, the delivery port of first bleeder line and second bleeder line is connected with the second three way connection, the delivery port of second three way connection passes through circulating pipe and cooling jar intercommunication.

Furthermore, the outer side of the cooler shell and the outer side of the motor are provided with cooling jackets, the cooling jackets are provided with a circulating water inlet and a circulating water outlet, the circulating water inlet is communicated with a circulating water pipe through a bypass pipe, the bypass pipe is provided with a bypass valve, and the circulating water outlet is communicated with a water cooler through a return pipe.

Further, the water cooler comprises a first water cooling tank and a second water cooling tank which are connected in series, a cooling disc is arranged at the bottom of the first water cooling tank, the inside of the cooling disc is of a hollow structure, an air inlet pipe extending out of the first water cooling tank is arranged on one side of the cooling disc, an air cooler is installed in the air inlet pipe, a plurality of cooling branch pipes are vertically arranged on the cooling disc in an evenly distributed mode, the upper ends of the cooling branch pipes are sealed through end plates, and an annular spraying pipe is arranged at the top of the second water cooling tank.

Furthermore, the first filter and the second filter are identical in structure and comprise a first filter tank and a second filter tank which are sequentially connected in series, two supports are installed in the first filter tank at intervals, a transmission shaft is installed between the two supports in a rotating mode, a spiral filter screen is installed on the transmission shaft, and a filter cotton layer and an active carbon layer are sequentially arranged in the second filter tank from the water inlet end to the water outlet end. Preferably, the first filter tank is internally provided with turbine blades at one side close to the water inlet end.

Furthermore, an oil filter is arranged on the oil outlet pipe between the temperature sensor and the second cooling coil pipe.

The beneficial effect that this device produced is: firstly, after the lubricating oil is cooled by the first cooling coil and the second cooling coil in two stages, the temperature of the lubricating oil entering the shell of the cooler can be ensured to be stable, the stable operation of the fan is further ensured, and the occurrence rate of faults is reduced; secondly, this device utilizes the water cooler to cool down the cooling water after the heat absorption and handles, utilizes the filter to carry out filtration treatment to the cooling water, and the quality of water of assurance cooling water that like this can be long-time lets cooling water and lubricating oil can carry out even heat transfer, improves the cooling effect of cooler casing to the bearing assembly, and simultaneously, this device has set up two filter lines, and two pipelines work in turn, can be under the circumstances of not shutting down, solve the problem to the filter clearance, can the effectual stability of guaranteeing the operation of cooler casing. This device is not only structural design is reasonable, easy to carry out, moreover thorough avoid the oil leak, the phenomenon of leaking, the effectual expense that has reduced the maintenance compares prior art, can practice thrift maintenance cost 200 ten thousand yuan each year, has better popularization and utilization value.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a connection structure of the first water dividing pipe 18 and the second water dividing pipe 19;

in the figure: 1-a motor, 2-a fan blade, 3-a bearing assembly, 4-a cooler shell, 5-a lubricating oil inlet, 6-a lubricating oil outlet, 7-an oil outlet pipe, 8-a first cooling coil, 9-a temperature sensor, 10-a second cooling coil, 11-an oil storage tank, 12-a circulating oil pipe, 13-a cooling tank, 14-a cooling fan, 15-a water inlet pipe, 16-a water outlet pipe, 17-a first three-way joint, 18-a first water distribution pipe, 19-a second water distribution pipe, 20-a second three-way joint, 21-a circulating water pipe, 22-a cooling jacket, 23-a bypass pipe, 24-a return pipe, 25-a first water cooling tank, 26-a second water cooling tank, 27-a cooling disc, 28-an air cooler and 29-a cooling branch pipe, 30-annular spraying pipe, 31-first filtering tank, 32-second filtering tank, 33-transmission shaft, 34-spiral filter screen, 35-filtering cotton layer, 36-active carbon layer, 37-turbine fan blade and 38-oil filter.

Detailed Description

The following further describes the present invention with reference to the attached drawings, but the present invention is not limited in any way, and any changes or improvements based on the teaching of the present invention all belong to the protection scope of the present invention.

As shown in fig. 1-2, the utility model comprises a motor 1, a fan blade 2, a bearing assembly 3 and a cooler housing 4, wherein the cooler housing 4 is provided with a lubricating oil inlet 5 and a lubricating oil outlet 6,

the lubricating oil outlet 6 is connected with an oil outlet pipe 7, a first cooling coil 8, a temperature sensor 9, a second cooling coil 10 and an oil storage tank 11 are sequentially arranged on the oil outlet pipe 7, the first cooling coil 8 and the second cooling coil 10 can adopt a spiral structure or a serpentine structure, the temperature sensor 9 is in the prior art and is used for measuring the temperature of lubricating oil in the oil pipe 7, a circulating oil pipe 12 communicated with a lubricating oil inlet 5 is arranged on the oil storage tank 11, an oil filling port is arranged on the oil storage tank 11, the first cooling coil 8 is installed in a cooling tank 13, a cooling fan 14 is arranged on the outer side of the second cooling coil 10, and the cooling fan 14 is used for cooling the second cooling coil 10;

the top of the cooling tank 13 is provided with a water inlet pipe 15, the water inlet pipe 15 is provided with a water inlet valve, the water is supplemented into the cooling tank 13 by the water inlet pipe 15, a water outlet pipe 16 is arranged at the bottom of the cooling tank 13, a water cooler is arranged on the water outlet pipe 16 and used for cooling the cooling water after absorbing heat, a first three-way joint 17 is arranged at the water outlet of the water cooler, a first water distribution pipe 18 and a second water distribution pipe 19 are respectively arranged at two water outlets of the first three-way joint 17, the first water dividing pipe 18 is respectively provided with a first control valve and a first filter, the first control valve and the second control adopt electromagnetic valves, a second control valve and a second filter are respectively arranged on the second water dividing pipe 19, the water outlets of the first water dividing pipe 18 and the second water dividing pipe 19 are connected with a second three-way joint 20, and the water outlet of the second three-way joint 20 is communicated with the cooling tank 13 through a circulating water pipe 21.

The working process of the device is as follows: lubricating oil discharged from the lubricating oil outlet 6 enters the first cooling coil 8 through the oil outlet pipe 7, and after the lubricating oil exchanges heat with cooling water in the cooling tank 13 for cooling, the lubricating oil continues to flow in the oil outlet pipe 7, and in the flowing process, the temperature sensor 9 can monitor the temperature of the lubricating oil, if the temperature of the lubricating oil is higher than the cooling temperature required by the lubricating oil, at this time, the cooling fan 14 needs to be started, the lubricating oil entering the second cooling coil 10 is cooled for the second time by the cooling fan 14, if the temperature of the lubricating oil meets the cooling temperature required by the lubricating oil, the cooling fan 14 does not need to be started, the lubricating oil directly enters the oil storage tank 11 through the second cooling coil 10, and then enters the cooler shell 4 through the circulating oil pipe 12 and the lubricating oil inlet 5 for circulating application, which is the circulating cooling process of the lubricating oil; the cooling circulation process of the cooling water is as follows: cooling water firstly enters a cooling tank 13 through a water inlet pipe 15, the temperature rises after absorbing the heat of lubricating oil in a first cooling coil 8, at the moment, the cooling water is discharged from a water outlet pipe 16 and enters a water cooler, the temperature of the cooling water is reduced to the room temperature after the cooling of the water cooler, at the moment, the cooling water enters a first three-way joint 17, at the moment, in order to solve the problem that the filter needs to be stopped during maintenance, a first control valve is firstly opened to close a second control valve, the cooling water enters a first water diversion branch pipe 18, impurities are filtered by a first filter, the cooling water enters the cooling tank 13 through a circulating water pipe 21 for recycling, when the first filter needs to be cleaned for a period of time, the first control valve is closed, the second control valve is opened, the cooling water enters a second water diversion branch pipe 19 and is recycled after being filtered by a second filter, the first water diversion branch pipe 18 and the second water diversion pipe 19 work alternately, the problem of cleaning the filter can be solved under the condition of shutdown without shutdown.

For further work stability of the motor 1 and the cooler housing 4, cooling jackets 22 are arranged on the outer side of the cooler housing 4 and the outer side of the motor 1, a circulating water inlet and a circulating water outlet are arranged on the cooling jackets 22, the circulating water inlet is communicated with a circulating water pipe 21 through a bypass pipe 23, a bypass valve is arranged on the bypass pipe 23, the circulating water outlet is communicated with a water cooler through a return pipe 24, the bypass valve is opened, cooling water filtered by a filter can enter the cooling jackets 22 through the bypass pipes 23, and the cooling water can cool the motor 1 and the cooler housing 4, so that the operation stability of the motor 1 and the cooler housing 4 is ensured.

Further, the water cooler comprises a first water cooling tank 25 and a second water cooling tank 26 which are connected in series, a cooling disc 27 is arranged at the bottom in the first water-cooling tank 25, the cooling disc 27 is of a hollow structure, one side of the cooling disc 27 is provided with an air inlet pipe extending out of the first water-cooling tank 25, the air inlet pipe is provided with an air cooler 28, a plurality of cooling branch pipes 29 are uniformly and vertically arranged on the cooling plate 27, the upper ends of the cooling branch pipes 29 are sealed by end plates, the air is cooled by the air cooler 28 and then enters the cooling plate 27, then enters each cooling branch pipe 29, utilizes cold air to cool the cooling water, the top in the second water-cooling tank 26 is provided with an annular spraying pipe 30, the annular spraying pipe 30 is of an existing structure, cooling water downwards sprays water mist from the annular spraying pipe 30 and then converges into water drops, and the cooling effect can be achieved.

Further, the first filter and the second filter have the same structure and comprise a first filter tank 31 and a second filter tank 32 which are sequentially connected in series, two supports are installed in the first filter tank 31 at intervals, a transmission shaft 33 is installed between the two supports in a rotating mode, a spiral filter screen 34 is installed on the transmission shaft 33, a filter cotton layer 35 and an active carbon layer 36 are sequentially arranged in the second filter tank 32 from a water inlet end to a water outlet end, after cooling water enters the first filter tank 31, the transmission shaft 33 and the spiral filter screen 34 can be driven to rotate under the action of water flow impact, so that all parts of the spiral filter screen 34 can be in contact with impurities in the cooling water, the filtering area is increased, the spiral filter screen 34 is prevented from being blocked by too many impurities intercepted in unit area, after the first filter tank 31 is filtered, the cooling water enters the second filter tank 32, after the filtration of filtering cotton layer 35 and the absorption of active carbon layer 36, the remaining impurity of filtration in the cooling water that can be thorough improves the quality of water of cooling water, preferably, first filter tank 31 is inside to be close to the one side of intaking the end and to install turbine fan blade 37, and turbine fan blade 37 can change the velocity of flow and the direction of cooling water, lets cooling water and spiral filter 34 fully contact.

In order to ensure the cleanliness of the lubricating oil circulation, an oil filter 38 is arranged on the oil outlet pipe between the temperature sensor 9 and the second cooling coil 10.

Claims

1. The utility model provides a fan cooler's circulating water filter equipment, includes motor (1), flabellum (2), bearing assembly (3) and cooler casing (4), is provided with lubricating oil import (5) and lubricating oil export (6) on cooler casing (4), its characterized in that:

the lubricating oil outlet (6) is connected with an oil outlet pipe (7), a first cooling coil (8), a temperature sensor (9), a second cooling coil (10) and an oil storage tank (11) are sequentially arranged on the oil outlet pipe (7), a circulating oil pipe (12) communicated with a lubricating oil inlet (5) is arranged on the oil storage tank (11), an oil filling port is formed in the oil storage tank (11), the first cooling coil (8) is installed in a cooling tank (13), and a cooling fan (14) is arranged on the outer side of the second cooling coil (10);

a water inlet pipe (15) is arranged at the top of the cooling tank (13), a water inlet valve is arranged on the water inlet pipe (15), a water outlet pipe (16) is arranged at the bottom of the cooling tank (13), a water cooler is arranged on the water outlet pipe (16), a first three-way joint (17) is arranged at the water outlet of the water cooler, a first water distribution pipe (18) and a second water distribution pipe (19) are respectively arranged at two water outlets of the first three-way joint (17), a first control valve and a first filter are respectively arranged on the first water dividing pipe (18), a second control valve and a second filter are respectively arranged on the second water distribution pipe (19), the water outlets of the first water distribution pipe (18) and the second water distribution pipe (19) are connected with a second three-way joint (20), and the water outlet of the second three-way joint (20) is communicated with the cooling tank (13) through a circulating water pipe (21).

2. The circulating water filtering device of the fan cooler as claimed in claim 1, wherein: the cooling device is characterized in that a cooling jacket (22) is arranged on the outer side of the cooler shell (4) and the outer side of the motor (1), a circulating water inlet and a circulating water outlet are arranged on the cooling jacket (22), the circulating water inlet is communicated with a circulating water pipe (21) through a bypass pipe (23), a bypass valve is arranged on the bypass pipe (23), and the circulating water outlet is communicated with a water cooler through a return pipe (24).

3. The circulating water filtering device of the fan cooler as claimed in claim 1, wherein: the water cooler comprises a first water cooling tank (25) and a second water cooling tank (26) which are connected in series, a cooling disc (27) is arranged at the bottom of the interior of the first water cooling tank (25), the interior of the cooling disc (27) is of a hollow structure, an air inlet pipe extending out of the first water cooling tank (25) is arranged on one side of the cooling disc (27), an air cooler (28) is installed in the air inlet pipe, a plurality of cooling branch pipes (29) are vertically arranged on the cooling disc (27) in an evenly distributed mode, the upper ends of the cooling branch pipes (29) are sealed through end plates, and an annular spray pipe (30) is arranged at the top of the interior of the second water cooling tank (26).

4. A circulating water filtering device of a fan cooler according to claim 1, wherein: the structure of first filter and second filter is the same, all filters jar (32) including series connection's first filtration jar (31) and second in proper order, two supports are installed at first filtration jar (31) interior interval, rotate between two supports and install transmission shaft (33), install spiral filter screen (34) on transmission shaft (33), the inside of second filtration jar (32) is held to play water and is set gradually from intaking and filter cotton layer (35) and activated carbon layer (36).

5. A circulating water filtering device of a fan cooler as claimed in claim 4, wherein: the first filter tank (31) is internally provided with turbine blades (37) at one side close to the water inlet end.

6. The circulating water filtering device of the fan cooler as claimed in claim 1, wherein: an oil filter (38) is arranged on the oil outlet pipe between the temperature sensor (9) and the second cooling coil (10).