Automatic cleaning mechanism for interior of cooling tower

Abstract

The utility model discloses an automatic cleaning mechanism for the interior of a cooling tower. The automatic cleaning mechanism comprises a moving mechanism, a dirt suction mechanism and a filtering mechanism, the moving mechanism comprises a maintenance support arranged in the cooling tower, a transverse guide rail arranged on the maintenance support in a matched mode, a guide rail sliding block arranged on the transverse guide rail in a matched mode, a first motor mechanism used for driving the transverse guide rail to move along the maintenance support, and a second motor mechanism used for driving the guide rail sliding block to move along the transverse guide rail. The sewage suction mechanism comprises a flat suction nozzle, a sewage suction hose and a water pump; the filtering mechanism comprises a filtering box, a water distribution guide pipe and a filtering layer. The internal cleaning device can clean the interior of the cooling tower in a non-stop state, and can filter and purify the cooling water in the tower without manual intervention in the whole process, so that the normal operation of the cooling tower is not influenced, the operation efficiency of the cooling tower is ensured, the water quality of the cooling water in the tower is improved, and the service life of the cooling tower is prolonged. The cooling effect of the cooling tower is optimized, and in addition, the labor cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of cooling towers, relates to internal cleaning of cooling towers, and specifically relates to an automatic internal cleaning mechanism of a cooling tower. Background Art

[0002] Cooling tower is an industrial-grade heat dissipation equipment, widely used in many industries such as electricity, chemical industry, manufacturing, petroleum, steel, metallurgy, etc. Its main function is to exchange heat between the cooling water carrying waste heat and the air inside the tower, so that the waste heat is transferred to the air and dissipated into the atmosphere. However, the water circulation cooling system of the cooling tower is easy to enter dust and debris, and it is also easy to produce scale and rust during use, resulting in reduced cooling efficiency of the cooling tower or blockage of the water pipes. At present, manual cleaning is usually adopted, using a pool suction machine to enter the tower to suck away debris and scale, which has the following disadvantages:

[0003] 1. High human resource cost: Because entering the tower for cleaning operations is dangerous, professional technicians are required to operate, which involves additional labor costs and adjustments to production plans.

[0004] 2. Long equipment downtime: The equipment needs to be shut down during the cleaning process, resulting in production interruption and long downtime.

[0005] 3. Increased maintenance costs: Frequent cleaning will require the purchase of additional cleaning equipment, increase maintenance costs and downtime, and affect equipment efficiency. Summary of the invention

[0006] Purpose of the invention: In order to overcome the deficiencies in the prior art, an automatic cleaning mechanism for the interior of a cooling tower is provided, which can perform internal cleaning work without stopping the cooling tower, and at the same time can filter the cooling water in the tower and purify the water quality. The whole process does not require human intervention, which not only does not affect the normal operation of the cooling tower, ensuring the operating efficiency of the cooling tower, but also improves the water quality of the cooling water in the tower, optimizes the cooling effect of the cooling tower, and also reduces labor costs.

[0007] Technical solution: To achieve the above-mentioned purpose, the utility model provides an automatic cleaning mechanism inside a cooling tower, including a moving mechanism, a dirt suction mechanism and a filtering mechanism;

[0008] The moving mechanism includes a maintenance bracket arranged in the cooling tower, a transverse guide rail matched with the maintenance bracket, a guide rail slider matched with the transverse guide rail, a first motor mechanism for driving the transverse guide rail to move along the maintenance bracket, and a second motor mechanism for driving the guide rail slider to move along the transverse guide rail;

[0009] The sewage suction mechanism comprises a flat suction nozzle, a sewage suction hose and a water pump, wherein the flat suction nozzle is fixedly connected to the guide rail slider through a connecting pipe, one end of the sewage suction hose is connected to the flat suction nozzle, and the other end is connected to the water pump, and the water pump is arranged outside the cooling tower;

[0010] The filtering mechanism includes a filter box, a water distribution conduit and a filter layer. The filter box is fixed on the outer wall of the cooling tower. The filter box includes a filter part and a water return part. The water pump is fixed on the filter part. The filter layer is arranged in the filter part. The water distribution conduit is connected to the water pump. The water distribution conduit is located above the filter layer. A plurality of water distribution holes are arranged on the water distribution conduit. A water hole is arranged between the filter part and the water return part. The water return part is provided with a water return hole connected to the inside of the cooling tower.

[0011] Furthermore, both ends of the maintenance bracket are provided with guide bosses, and the transverse guide rail is provided with two positioning slide blocks matching with the guide bosses, and the transverse guide rail is matched with the maintenance bracket through the positioning slide blocks.

[0012] Furthermore, the first motor mechanism includes a first motor mounted on the transverse guide rail, a first driving gear mounted on the first motor, and a first driving rack mounted on the maintenance bracket, and the first driving gear and the first driving rack are meshed with each other.

[0013] Furthermore, the second motor mechanism includes a second motor fixedly connected to the connecting pipe, a second driving gear installed on the second motor and a second driving rack installed at the bottom of the transverse guide rail, and the second driving gear and the second driving rack are meshed with each other.

[0014] Furthermore, the maintenance bracket is provided with a hook ring for supporting the sewage suction hose.

[0015] Furthermore, a drain valve is provided at the bottom of the side of the filter portion.

[0016] Beneficial effects: Compared with the prior art, the utility model has the following advantages:

[0017] 1. Through the design of the moving mechanism and the suction mechanism, the X-axis and Y-axis suction work can be continuously performed in the tower through the flat suction nozzle, realizing automatic cleaning. The internal cleaning work can be carried out without stopping the cooling tower, solving the problems of existing manual cleaning, such as the need to stop the machine for cleaning, high labor costs, and safety hazards in cleaning operations. The whole process does not require human intervention, will not affect the normal operation of the cooling tower, and ensures the operating efficiency of the cooling tower.

[0018] 2. The sucked-out cooling water can be filtered and decontaminated simultaneously through the filtering mechanism, and the filtered cooling water can flow back into the cooling tower for continued use, achieving the effect of cleaning and purifying the water quality simultaneously, improving the water quality of the cooling water in the tower and optimizing the cooling effect of the cooling tower.

[0019] 3. The entire cleaning process does not require human intervention, achieving automated cleaning, reducing labor costs, and eliminating the safety hazards of manual cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a schematic diagram of the planar structure of the utility model;

[0022] Figure 3 It is a structural schematic diagram of the filtering mechanism;

[0023] Figure 4 It is a structural diagram of the mobile mechanism. DETAILED DESCRIPTION

[0024] The present invention is further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. After reading the present invention, various equivalent forms of modifications to the present invention by those skilled in the art all fall within the scope defined by the claims attached to this application.

[0025] like Figure 1 to Figure 4 As shown, the utility model provides an automatic cleaning mechanism inside a cooling tower, including a moving mechanism, a dirt suction mechanism and a filtering mechanism;

[0026] The moving mechanism includes a maintenance bracket 1 arranged in a cooling water pool 100 of a cooling tower, a transverse guide rail 2 matched with the maintenance bracket 1, a guide rail slider 5 matched with the transverse guide rail 2, a first motor mechanism for driving the transverse guide rail 2 to move along the maintenance bracket 1, and a second motor mechanism for driving the guide rail slider 5 to move along the transverse guide rail 2;

[0027] Both ends of the maintenance bracket 1 are provided with guide bosses 11 , and the transverse guide rail 2 is provided with two positioning slide blocks 21 matching the guide bosses 11 . The transverse guide rail 2 is matched with the maintenance bracket 1 through the two positioning slide blocks 21 .

[0028] The first motor mechanism includes a first motor 12 mounted on the transverse guide rail 2, a first driving gear 13 mounted on the first motor 12, and a first driving rack 14 mounted on the maintenance bracket 1, and the first driving gear 13 and the first driving rack 14 are meshed with each other.

[0029] The second motor mechanism includes a second motor 22 fixedly connected to the connecting pipe 4, a second driving gear 23 installed on the second motor 22, and a second driving rack 24 installed at the bottom of the transverse guide rail 2. The second driving gear 23 and the second driving rack 24 are meshed with each other.

[0030] The sewage suction mechanism includes a flat suction nozzle 3, a sewage suction hose 8 and a water pump 6. The flat suction nozzle 3 is fixedly connected to the guide rail slider 5 through a connecting pipe 4. One end of the sewage suction hose 8 is connected to the flat suction nozzle 3, and the other end is connected to the water pump 6. The water pump 6 is located outside the cooling tower; a hook ring 15 for supporting the sewage suction hose 8 is provided on the maintenance bracket 1.

[0031] The filtering mechanism includes a filter box 7, a water distribution pipe 9 and a filter layer 10. The filter box 7 is fixed on the outer wall of the cooling tower, and the filter box 7 is divided into a filter part 71 and a return water part 72 by a partition plate. The water pump 6 is fixed on the upper part of the filter part 71. The filter layer 10 is arranged in the filter part 71. The water distribution pipe 9 is connected to the water pump 6. The water distribution pipe 9 is located above the filter layer 10. A plurality of evenly distributed water distribution holes (not shown in the figure) are arranged on the bottom of the water distribution pipe 9. A water through hole 74 is arranged between the filter part 71 and the return water part 72. The water through hole 74 is a multi-row hole structure. The return water part 72 is provided with a return water hole 75 connected to the inside of the cooling tower. A sewage valve 73 is arranged on the bottom of the side of the filter part 71.

[0032] A circuit box 101 is fixed on the outer wall of the cooling tower. The wires of the circuit box 101 enter the cooling tower through the opening at the sewage suction hose 8 and are respectively connected to the first motor 12 and the second motor 22 to realize power control of the first motor 12 and the second motor 22.

[0033] In this embodiment, the above-mentioned automatic cleaning mechanism inside the cooling tower is used as an example. After the mechanism is installed, the specific cleaning process is as follows:

[0034] First, the start time, running time, forward time, and reverse time of the first motor 12 and the second motor 22 are set according to the requirements. The first motor 12 and the second motor 22 drive the first drive gear 13 and the second drive gear 23 to rotate respectively. Due to the meshing relationship between the first drive gear 13 and the second drive gear 23 and the first drive rack 14 and the second drive rack 24 respectively, the first motor 12 drives the transverse guide rail 2 to move back and forth along the maintenance bracket 1, and the second motor 22 drives the guide rail slider 5 to move back and forth along the transverse guide rail 2. The flat suction nozzle 3 moves with the guide rail slider 5, so that the flat suction nozzle 3 makes continuous X-axis and Y-axis movements in the cooling water pool 100. Movement. During the movement of the flat suction nozzle 3, the water pump 6 sucks the cooling water within the coverage of the flat suction nozzle 3 into the water distribution duct 9 through the sewage suction hose 8. It should be noted here that due to the hose characteristics of the sewage suction hose 8, the sewage suction hose 8 will not affect the movement of the flat suction nozzle 3. The cooling water is dropped onto the filter layer 10 through the water distribution holes of the water distribution duct 9 for filtration and decontamination. The filtered cooling water enters the return water part 72 through the water hole 74, and finally flows back to the cooling water pool 100 through the return water hole 75, so as to realize continuous optimization of the water quality in the cooling water pool 100 during the cleaning process. After cleaning, the drain valve 73 can be opened to discharge the filtered impurities and dirt.

Claims

1. An automatic cleaning mechanism inside a cooling tower, characterized in that: It includes a moving mechanism, a dirt suction mechanism and a filtering mechanism; The moving mechanism includes a maintenance bracket arranged in the cooling tower, a transverse guide rail matched with the maintenance bracket, a guide rail slider matched with the transverse guide rail, a first motor mechanism for driving the transverse guide rail to move along the maintenance bracket, and a second motor mechanism for driving the guide rail slider to move along the transverse guide rail; The sewage suction mechanism comprises a flat suction nozzle, a sewage suction hose and a water pump, wherein the flat suction nozzle is fixedly connected to the guide rail slider through a connecting pipe, one end of the sewage suction hose is connected to the flat suction nozzle, and the other end is connected to the water pump, and the water pump is arranged outside the cooling tower; The filtering mechanism includes a filter box, a water distribution conduit and a filter layer. The filter box is fixed on the outer wall of the cooling tower. The filter box includes a filter part and a water return part. The water pump is fixed on the filter part. The filter layer is arranged in the filter part. The water distribution conduit is connected to the water pump. The water distribution conduit is located above the filter layer. A plurality of water distribution holes are arranged on the water distribution conduit. A water hole is arranged between the filter part and the water return part. The water return part is provided with a water return hole connected to the inside of the cooling tower.

2. The automatic cleaning mechanism inside a cooling tower according to claim 1, characterized in that: Both ends of the maintenance bracket are provided with guide bosses, and the transverse guide rail is provided with two positioning slide blocks matching with the guide bosses, and the transverse guide rail is matched with the maintenance bracket through the positioning slide blocks.

3. The automatic cleaning mechanism inside a cooling tower according to claim 2, characterized in that: The first motor mechanism includes a first motor mounted on the transverse guide rail, a first driving gear mounted on the first motor, and a first driving rack mounted on the maintenance bracket, wherein the first driving gear and the first driving rack are meshed with each other.

4. The automatic cleaning mechanism inside a cooling tower according to claim 1, characterized in that: The second motor mechanism includes a second motor fixedly connected to the connecting pipe, a second driving gear installed on the second motor, and a second driving rack installed at the bottom of the transverse guide rail, and the second driving gear and the second driving rack are meshed with each other.

5. The automatic cleaning mechanism inside a cooling tower according to claim 1, characterized in that: The maintenance bracket is provided with a hook ring for supporting the sewage suction hose.

6. The automatic cleaning mechanism inside a cooling tower according to claim 1, characterized in that: A drain valve is arranged at the bottom of the side of the filter part.

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