CN211009287U - Water cooling device for water pump bearing - Google Patents

Abstract

The utility model provides a water cooling device for a water pump bearing, which comprises two water outlet pipes, wherein the water outlet pipes are communicated with a high-pressure water outlet of a pump cover; the two first valve bodies are arranged on the water outlet pipe; two ends of the water inlet pipeline of the bearing pedestal are respectively connected with a bearing pedestal inlet and a water outlet pipe; two strip machines are sealed in a water pipeline, and two ends of the sealed water pipeline are respectively connected with a machine seal inlet and a water outlet pipe; the three-way connector is used for connecting the water outlet pipe with the water inlet pipeline of the bearing seat and the machine-sealed water inlet pipeline; two ends of the water return pipe are respectively connected with the bearing seat outlet and the pump body low-pressure water return port; and the second valve bodies are arranged on the water return pipe. This application has realized dispatching from the factory arranging in advance of the inside cooling circuit of water pump, and cooling water flow is controllable, has avoided the external cooling apparatus of user to implement refrigerated loaded down with trivial details operation to the bearing, and is more convenient to the cooling of water pump bearing, has prolonged the life of water pump bearing.

Description

Water cooling device for water pump bearing

Technical Field

The utility model relates to a water pump bearing cooling technology field, more specifically say, relate to a water cooling plant for water pump bearing.

Background

At present, various bearing devices in the market adopt a sealed mechanical oil or lithium-based grease lubricating structure, and a bearing body are easy to heat during working and are difficult to dissipate heat particularly under a high-temperature condition, so that a water pump bearing always operates under a high-temperature environment.

The user usually adopts the independent external water system mode of installation to realize the cooling to the water pump bearing, because external water system need carry out pipeline planning and overall arrangement, not only the cost is higher, brings inconvenience for the cooling work of bearing moreover, has shortened the life of bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a water cooling plant for water pump bearing has solved the inconvenient technical problem of water pump bearing cooling operation effectively.

The utility model provides a water cooling plant for water pump bearing, include:

the water outlet pipes are communicated with the high-pressure water outlet of the pump cover;

the two first valve bodies are arranged on the water outlet pipe;

two ends of the water inlet pipeline of the bearing pedestal are respectively connected with a bearing pedestal inlet and the water outlet pipe;

two machine sealing water pipelines, wherein two ends of the machine sealing water pipeline are respectively connected with a machine sealing inlet and the water outlet pipe;

the three-way connector is used for connecting the water outlet pipe, the water inlet pipeline of the bearing seat and the machine sealed water inlet pipeline;

two ends of the water return pipe are respectively connected with the bearing seat outlet and the pump body low-pressure water return port;

and the second valve bodies are arranged on the water return pipe.

Preferably, the first valve body and the second valve body are ball valves.

Preferably, the outer wall of bearing frame is equipped with and is used for detecting the sensor of bearing frame temperature still include be used for with the sensor, first valve body and second valve body link to each other, with according to the temperature automatic control who measures first valve body with the controller of second valve body aperture.

Preferably, the device further comprises a display connected with the controller.

Preferably, the device further comprises an alarm device which is connected with the controller and is used for sounding an alarm when the measured temperature exceeds a preset high-temperature value or is lower than a preset low-temperature value.

Preferably, the bearing housing inlet is arranged coaxially with the bearing housing outlet.

Compared with the prior art, the utility model provides a water cooling plant for water pump bearing, through set up the outlet pipe between pump cover high pressure delivery port and bearing frame entry and machine seal entry, bearing frame inlet pipe way and machine seal inlet pipe way, realize the intercommunication between outlet pipe and bearing frame inlet pipe way and the machine seal inlet pipe way through tee bend interface, and install the wet return between bearing frame export and pump body low pressure return water mouth, utilize the water pressure differential of water pump from this, inside the export high pressure position flow direction bearing frame of cooling water by the water pump, finally flow back to the pump body from the bearing frame export, form closed fluid cooling circulation loop, the realization is in 360 full scale cooling to the water pump bearing in the bearing frame, ensure that the water pump bearing maintains the low temperature state throughout, the life of bearing has been prolonged. In addition, the first valve body and the second valve body are respectively arranged on the water outlet pipe and the water return pipe, so that the water flow in the water cooling process can be freely controlled. Therefore, the water cooling device for the water pump bearing, provided by the application, realizes the setting of the internal cooling loop of the water pump before leaving the factory, does not need an external cooling pipeline of a user, is more convenient for cooling the water pump bearing, and reduces the use cost of the user.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a water cooling device for a water pump bearing provided by the present invention;

fig. 2 is a sectional view taken along line a-a of fig. 1.

The water pump comprises a water outlet pipe 1, a first valve body 2, a bearing seat water inlet pipeline 3, a machine sealed water inlet pipeline 4, a three-way connector 5, a water return pipe 6, a second valve body 7, a bearing seat inlet 8, a bearing seat outlet 9, a pump cover high-pressure water outlet 10, a machine sealed inlet 11, a pump body low-pressure water return port 12 and a sensor 13.

Detailed Description

The core of the utility model is to provide a water cooling device for water pump bearing has realized the convenient of water pump bearing cooling process and has controlled, has prolonged water pump bearing's life.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Please refer to fig. 1 and fig. 2, which are schematic structural diagrams of a water cooling device for a water pump bearing according to the present invention; fig. 2 is a sectional view taken along line a-a of fig. 1.

The utility model provides a water cooling device for water pump bearing, including two outlet pipes 1, two first valve bodies 2, two bearing frame inlet pipes 3, two machine seal inlet pipes 4, three-way connection 5, two wet return 6 and two second valve bodies 7, wherein, two outlet pipes 1 are installed respectively in two high-pressure water outlets of pump cover, and install first valve body 2 on outlet pipe 1, realize the control to the water flow through controlling the aperture of first valve body 2; the water outlet pipe 1, the bearing seat water inlet pipeline 3 and the machine seal water inlet pipeline 4 are communicated through a three-way connector 5, cooling water flows out of a water pump and then enters the bearing seat water inlet pipeline 3 and the machine seal water inlet pipeline 4 through the water outlet pipe 1 to be divided into two paths, the two paths enter the bearing seat and a machine seal (or filler) respectively, and then are divided into two paths through the bearing seat inlet 8 to enter an annular channel between the bearing seat and a water pump bearing to cool the water pump bearing; the two water return pipes 6 are respectively communicated with the bearing seat outlet 9 and the pump body low-pressure water return port 12 to realize the recovery of cooling water; in addition, a second valve body 7 is further installed on the water return pipe 6, and the control of the water return flow is realized by controlling the second valve body 7. Through the process, the automatic cooling of the water pump bearing is realized, the long-time operation of the water pump bearing at high temperature is avoided, and the service life of the water pump bearing is prolonged.

The core of this application lies in, establish the pipeline between bearing frame and water pump and between machine seal (or pack) and the water pump, utilize the pressure differential between pump cover high pressure delivery port 10 and the pump body low pressure return water mouth 12 to form small-size closed circulating water return circuit, so, the cooling water that flows out by the pump cover gets into bearing frame and machine seal (or pack) respectively through bearing frame entry 8 and machine seal entry 11 (or pack the entry), carry out 360 all-round cooling to the water pump bearing of bearing frame and bearing frame inside, and the cooling process is nimble controllable through first valve body 2 and second valve body 7, high durability and convenient use.

Preferably, the first valve body 2 and the second valve body 7 may be ball valves, butterfly valves or throttle valves.

In order to realize intelligent control of water path on-off and flow, a controller can be further installed on a cooling pipeline, specifically, a sensor 13 and a controller are arranged on the outer wall of a bearing seat, the controller is connected with the sensor 13, a first valve body 2 and a second valve body 7 through leads, the sensor 13 is a water temperature sensor commonly used in the market, real-time detection of the temperature of the outer wall of the bearing seat is realized by the sensor 13, the detected temperature data is transmitted to the controller through the sensor 13, a preset high temperature value and a preset low temperature value are stored in the controller, when the sensor 13 detects that the detected temperature value exceeds the preset high temperature value, the controller controls the first valve body 2 and the second valve body 7 to be opened, and the opening degree of the first valve body 2 and the second valve body 7 is adjusted, so that the cooling water flow is controlled; when the measured temperature value is lower than the preset low temperature value, the controller realizes the closing of the first valve body 2 and the second valve body 7; through the process, the automatic control of the cooling process of the water pump bearing is realized, the process does not need personnel participation, the control is more accurate, and the efficiency is higher.

Furthermore, a display or a display screen can be arranged, the display is connected with the controller through a lead, the temperature of the outer wall of the bearing seat and the flow values of the two water outlet pipes 1 and the two water return pipes 6 can be read through the display, and the visualization of flow data is realized.

In order to realize the automatic alarm function for the condition that the temperature value exceeds the preset high temperature value or is lower than the preset low temperature value, the automatic alarm device can be further arranged and connected with the controller, when the temperature value measured by the sensor 13 exceeds the early-warning temperature value, the controller sends an alarm signal to the alarm device so as to control the alarm device to give out a sound alarm, and the alarm device prompts a worker to check abnormal conditions and improves the safety of the operation of the cooling loop.

Preferably, the bearing seat inlet 8 and the bearing seat outlet 9 are coaxially arranged, cooling water enters from the bearing seat inlet 8 at the upper part of the bearing seat and is divided into two flows which flow through the annular flow channel, and finally flows out from the bearing seat outlet 9 at the bottom of the bearing seat.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The above is to the water cooling device for the water pump bearing provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. A water cooling device for a water pump bearing, comprising:

the water outlet pipes (1) are communicated with the pump cover high-pressure water outlet (10);

the two first valve bodies (2), the first valve bodies (2) are arranged on the water outlet pipe (1);

the water inlet pipeline (3) of the bearing pedestal is connected with the inlet (8) of the bearing pedestal and the water outlet pipe (1) at two ends of the water inlet pipeline (3) of the bearing pedestal respectively;

two strip machine sealing-in water pipelines (4), wherein two ends of each strip machine sealing-in water pipeline (4) are respectively connected with a machine sealing inlet (11) and the water outlet pipe (1);

the three-way connector (5) is used for connecting the water outlet pipe (1), the bearing seat water inlet pipeline (3) and the machine sealed water inlet pipeline (4);

two ends of the water return pipe (6) are respectively connected with a bearing seat outlet (9) and a pump body low-pressure water return port (12);

two second valve bodies (7), second valve body (7) install in return water pipe (6).

2. The water cooling device for water pump bearings according to claim 1, characterized in that the first valve body (2) and the second valve body (7) are ball valves.

3. The water cooling device for the water pump bearing as recited in claim 1 or 2, characterized in that the outer wall of the bearing seat is provided with a sensor (13) for detecting the temperature of the bearing seat, and further comprising a controller for connecting with the sensor (13), the first valve body (2) and the second valve body (7) to automatically control the opening degree of the first valve body (2) and the second valve body (7) according to the detected temperature.

4. The water cooling device for a water pump bearing as recited in claim 3, further comprising a display connected to said controller.

5. The water cooling device for a water pump bearing as recited in claim 4, further comprising an alarm device connected to said controller for sounding an alarm when the measured temperature exceeds a predetermined high temperature value or falls below a predetermined low temperature value.

6. The water cooling device for water pump bearings according to claim 5, characterized in that the bearing housing inlet (8) is arranged coaxially with the bearing housing outlet (9).

Images