CN219015021U

CN219015021U - Water-electricity linkage mechanism of circulating water cooling tower

Info

Publication number: CN219015021U
Application number: CN202222969559.8U
Authority: CN
Inventors: 邬文才; 陈曦; 荣小东; 苏建瑜; 黄连国
Original assignee: Chongqing Iseco Energy Saving And Environmental Protection Technology Co ltd
Current assignee: Chongqing Iseco Energy Saving And Environmental Protection Technology Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-05-12
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a water-electricity linkage mechanism of a circulating water cooling tower, which relates to the field of circulating water cooling towers, and the technical scheme comprises a circulating pipe and a transmission shaft, wherein an auxiliary motor is arranged in the circulating pipe, a water turbine is arranged in the circulating pipe, a rotor of the auxiliary motor is coaxially connected with the water turbine, and a rotor of the water turbine is coaxially connected with the transmission shaft; the externally mounted of circulating pipe has the bearing box, and the externally mounted of bearing box has the installation piece, and the inside of installation piece is provided with the rotation speed sensor who is used for carrying out the control of drive shaft rotational speed, and the inside of installation piece is provided with closing mechanism, realizes the control of drive shaft rotational speed through rotation speed sensor, and when the drive shaft rotational speed was less than preset rotational speed threshold value, auxiliary motor began to work, and the drive shaft began to rotate, guarantees the rotational speed of drive shaft to satisfy circulating water system cooling requirement.

Description

Water-electricity linkage mechanism of circulating water cooling tower

Technical Field

The utility model relates to the technical field of circulating water cooling towers, in particular to a water-electricity linkage mechanism of a circulating water cooling tower.

Background

The circulating water cooling tower is a common device for gas-liquid heat transfer and mass transfer, and the air flow in the tower has important influence on the heat transfer and mass transfer efficiency of the circulating water cooling tower.

At present, the backwater in the industrial circulating water system has partial residual pressure besides meeting the pressure of entering the cooling tower, but a water turbine is generally adopted at present to convert the backwater residual pressure in the circulating water system into mechanical energy, and then a fan is driven to do work to cool hot water, so that the purpose of saving energy and reducing consumption is achieved by replacing the electricity consumption of a driving motor of the fan at the top of the tower.

In the operation process of the water turbine in actual use, when the backwater residual pressure of the circulating water system is insufficient, the rotating speed of the water turbine is too low, and the rotating speed of the fan cannot meet the cooling requirement of the circulating water system, so that a water-electricity linkage mechanism of the circulating water cooling tower is needed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a water-electricity linkage mechanism of a circulating water cooling tower.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the water-electricity linkage mechanism of the circulating water cooling tower comprises a circulating pipe and a transmission shaft, wherein an auxiliary motor is arranged in the circulating pipe, a water turbine is arranged in the circulating pipe, a rotor of the auxiliary motor is coaxially connected with the water turbine, and the rotor of the water turbine is coaxially connected with the transmission shaft;

the outside of circulating pipe is installed the bearing box, the externally mounted of bearing box has the installation piece, the inside of installation piece is provided with the rotational speed sensor who is used for carrying out control to the transmission shaft rotational speed, just the inside of installation piece is provided with closing mechanism.

The technical scheme further comprises the following steps:

the closing mechanism comprises a positioning groove formed in the mounting block, a cover plate is rotatably connected in the positioning groove, and the cover plate is tightly propped against the outer part of the rotating speed sensor.

The inside of installation piece has seted up the spacing groove that is linked together with the constant head tank, the inside sliding connection of spacing groove has the fixture block, the externally mounted of fixture block has the spring, the one end that the fixture block was kept away from to the spring is connected with the inside of spacing groove.

The transmission block is arranged outside the clamping block, and the section of the clamping block is in a slope shape.

The rotary speed sensor is detachably arranged in the positioning groove, and the mounting plate is arranged outside the rotary speed sensor.

And a rubber gasket is arranged in the positioning groove, and the rotating speed sensor is abutted against the rubber gasket.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the utility model, when the circulating water circulating system is used, the rotating speed of the transmission shaft is monitored through the rotating speed sensor, and when the rotating speed of the transmission shaft is lower than the preset rotating speed threshold value, the auxiliary motor starts to work, the transmission shaft is driven to start to rotate, and the rotating speed of the transmission shaft is ensured, so that the cooling requirement of the circulating water circulating system is met.

2. According to the utility model, when the rotation speed sensor needs to be replaced, the positioning groove is rapidly opened and closed through the matching of the cover plate, the clamping block, the spring and the transmission block in the closing mechanism, so that the external protection device of the rotation speed sensor can be rapidly opened and closed, and the normal operation of the rotation speed sensor is ensured.

Drawings

FIG. 1 is a schematic diagram of a hydronic linkage of a circulating water cooling tower according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 2.

In the figure: 1. an auxiliary motor; 2. a water turbine; 3. a bearing housing; 4. a rotation speed sensor; 5. a transmission shaft; 6. a circulation pipe; 7. a mounting block; 8. a positioning groove; 9. a cover plate; 10. a mounting plate; 11. a limit groove; 12. a clamping block; 13. a spring; 14. and a transmission block.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-3, the water-electricity linkage mechanism of the circulating water cooling tower provided by the utility model comprises a circulating pipe 6, wherein an auxiliary motor 1 is arranged in the circulating pipe 6, a water turbine 2 is arranged in the circulating pipe 6, a rotor of the auxiliary motor 1 is coaxially connected with the water turbine 2, the rotor of the water turbine 2 is coaxially connected with a transmission shaft 5, the transmission shaft 5 penetrates through the outside of the circulating pipe 6 and is connected with a fan, and circulating water backwater enters the cooling tower through a water-electricity linkage device;

the bearing box 3 is arranged outside the circulating pipe 6, the mounting block 7 is arranged outside the bearing box 3, the rotating speed sensor 4 used for monitoring the rotating speed of the transmission shaft 5 is arranged inside the mounting block 7, and the closing mechanism is arranged inside the mounting block 7.

The working principle of the water-electricity linkage mechanism of the circulating water cooling tower based on the first embodiment is that the rotating speed of the transmission shaft 5 is monitored through the rotating speed sensor 4; according to the rotation speed parameter, automatically controlling the start and stop of the auxiliary motor 1;

the integral structure is adopted, the rotor of the auxiliary motor 1 and the water turbine 2 are coaxially arranged, the rotating speed sensor 4 is used for monitoring the running rotating speed of the transmission shaft 5, if the actual rotating speed parameter is lower than a preset rotating speed threshold value, the control system automatically judges that the water turbine 2 of the hydroelectric linkage device is in a low-speed state, prompts the running state and automatically starts the auxiliary motor 1; otherwise, if the actual rotation speed parameter is higher than the preset rotation speed threshold, the running state is prompted and the auxiliary motor 1 is automatically turned off.

Example two

As shown in fig. 1-3, based on the first embodiment, the closing mechanism comprises a positioning groove 8 arranged inside a mounting block 7, a cover plate 9 is rotatably connected inside the positioning groove 8, and the cover plate 9 is abutted against the outside of the rotation speed sensor 4;

a limiting groove 11 communicated with the positioning groove 8 is formed in the mounting block 7, a clamping block 12 is slidably connected in the limiting groove 11, a spring 13 is arranged outside the clamping block 12, one end, away from the clamping block 12, of the spring 13 is connected with the inside of the limiting groove 11, a transmission block 14 is arranged outside the clamping block 12, and the section of the clamping block 12 is in a slope shape;

the rotation speed sensor 4 is detachably arranged in the positioning groove 8, the mounting plate 10 is arranged outside the rotation speed sensor 4, the rubber gasket is arranged in the positioning groove 8, and the rotation speed sensor 4 abuts against the rubber gasket.

In this embodiment, when the rotation speed sensor 4 needs to be installed, the transmission block 14 is pulled outwards, the transmission block 14 drives the clamping block 12 to start moving towards the inside of the limit groove 11, so that the clamping block 12 is separated from the cover plate 9, the cover plate 9 is pulled outwards, the positioning groove 8 is opened, the rotation speed sensor 4 is aligned to the positioning groove 8, the rotation speed sensor 4 is inserted into the positioning groove 8, the mounting plate 10 abuts against the rubber gasket in the positioning groove 8, and then the mounting plate 10 is connected with the mounting block 7 through the screw, so that the rotation speed sensor 4 is installed;

at this time, the cover plate 9 is rotated, along with the rotation of the cover plate 9, the cover plate 9 contacts with the clamping blocks 12, and the pressure of the cover plate 9 to the clamping blocks 12 enables the clamping blocks 12 to enter into the limiting grooves 11, so that the cover plate 9 abuts against the bottom of the rotation speed sensor 4, at this time, the clamping blocks 12 are separated from the cover plate 9, pop up under the action of the self elastic force of the springs 13, and play a limiting role on the cover plate 9.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The water-electricity linkage mechanism of the circulating water cooling tower comprises a circulating pipe (6) and a transmission shaft (5), and is characterized in that an auxiliary motor (1) is installed in the circulating pipe (6), a water turbine (2) is installed in the circulating pipe (6), a rotor of the auxiliary motor (1) is coaxially connected with the water turbine (2), and a rotor of the water turbine (2) is coaxially connected with the transmission shaft (5);

the circulating pipe is characterized in that a bearing box (3) is arranged outside the circulating pipe (6), a mounting block (7) is arranged outside the bearing box (3), a rotating speed sensor (4) for monitoring the rotating speed of the transmission shaft (5) is arranged inside the mounting block (7), and a closing mechanism is arranged inside the mounting block (7).

2. The circulating water cooling tower water-electricity linkage mechanism according to claim 1, wherein the closing mechanism comprises a positioning groove (8) formed in the mounting block (7), a cover plate (9) is rotatably connected in the positioning groove (8), and the cover plate (9) is abutted against the outer part of the rotating speed sensor (4).

3. The circulating water cooling tower water-electricity linkage mechanism according to claim 2, characterized in that a limit groove (11) communicated with the positioning groove (8) is formed in the installation block (7), a clamping block (12) is slidably connected in the limit groove (11), a spring (13) is mounted outside the clamping block (12), and one end, far away from the clamping block (12), of the spring (13) is connected with the inside of the limit groove (11).

4. A hydronic tower water electric linkage according to claim 3, characterized in that the outside of the clamping block (12) is provided with a transmission block (14), and the cross section of the clamping block (12) is in a slope shape.

5. The circulating water cooling tower water-electric linkage mechanism according to claim 2, characterized in that the rotation speed sensor (4) is detachably mounted in the positioning groove (8), and a mounting plate (10) is mounted outside the rotation speed sensor (4).

6. The circulating water cooling tower water electric linkage mechanism according to claim 2, wherein a rubber gasket is arranged in the positioning groove (8), and the rotating speed sensor (4) is abutted against the rubber gasket.