CN116182628A - An Online Cleaning System Based on Condenser - Google Patents

Abstract

The invention discloses an online cleaning system based on a condenser, comprising a condenser, a cooling water inlet pipe, a cooling water outlet pipe, a circulating water inlet pipe, a water tank, a circulating water outlet pipe, a submersible pump and an overflow plate; The water inlet and the water outlet are connected to the cooling water inlet pipe and the cooling water outlet pipe respectively; a vertical overflow plate is arranged in the water tank, and the overflow plate divides the inner cavity of the water tank into a first water tank and a second water tank. There are two areas in the second water tank, and a submersible pump is arranged in the second water tank. In the present invention, the submersible pump pumps clear water from the cooling water outlet pipe to reversely clean the condenser, and the flushed water is fed into the circulating water inlet pipe from the cooling water inlet pipe and returned to the water tank, thereby realizing online cleaning At the same time, the water quality monitor and the corresponding control valves installed in the water tank can also achieve automatic online cleaning work with the PLC control device, saving manpower and material resources, and reducing maintenance difficulty and cost.

Description

An Online Cleaning System Based on Condenser

technical field

The invention relates to the technical field of water treatment, in particular to an online cleaning system based on a condenser.

Background technique

In industrial production, the condenser device is a common industrial equipment, which is mainly used for heat exchange. Since impurities such as sediment and rust in the cooling water are attached to the circulating water pipeline of the condenser, which affects the condensation and cooling effect of the condenser, maintenance The condenser needs to be cleaned regularly in the first stage. The traditional cleaning method is mainly to remove the whole or part of the condenser and soak the coil in the cleaning solution for cleaning. During the removal and installation of the condenser, it is easy to cause damage to the condenser, which is time-consuming and laborious.

Therefore, there is an urgent need for a system that can clean the condenser online, so as to save manpower and material resources, and reduce maintenance difficulty and cost.

Contents of the invention

In order to overcome the deficiencies of related products in the prior art, the present invention proposes an online cleaning system based on a condenser.

The invention provides an online cleaning system based on a condenser, comprising: a condenser, a cooling water inlet pipeline, a cooling water outlet pipeline, a circulating water inlet pipeline, a water tank, a circulating water outlet pipeline, a submersible pump and an overflow plate; the condenser The water inlet and the water outlet of the water tank are respectively connected to the cooling water inlet pipe and the cooling water outlet pipe; a vertical overflow plate is arranged in the water tank, and the overflow plate divides the inner cavity of the water tank into a first water tank and a water tank. Two areas of the second water tank, wherein, a submersible pump is arranged in the second water tank; one end of the circulating water inlet pipe is communicated with the cooling water inlet pipe, and the other end is communicated with the first water tank of the water tank; One end of the circulating water outlet pipeline communicates with the cooling outlet pipeline, and the other end communicates with the submersible pump;

The body of the water tank is respectively provided with a drain port and a water replenishment port, the drain port is connected with a drain pipe and communicated with the first water tank, the water replenishment port is connected with a water replenishment pipe and communicated with the second water tank, and the drain port is connected with a drain pipe and communicated with the second water tank. A drainage control valve and a water replenishment control valve are respectively arranged at the mouth and the water replenishment port.

In some embodiments of the present invention, there is a gap between the top of the overflow plate and the top of the water tank, and the gap forms an overflow port, and a water quality monitor is arranged in the first tank.

In some embodiments of the present invention, the cooling water inlet pipe is provided with a first control valve, the cooling water outlet pipe is provided with a second control valve, and the circulating water inlet pipe is provided with a third control valve , the circulating water outlet pipeline is provided with a fourth control valve, and the first control valve, the second control valve, the third control valve and the fourth control valve are all used to control the flow of water.

In some embodiments of the present invention, a PLC control device is also included, and the PLC control device is connected with the submersible pump, the water quality monitor, the flow meter, the first control valve, the second control valve, and the third control valve respectively. , The fourth control valve The drain control valve and the water replenishment control valve are electrically connected.

In some embodiments of the present invention, a sewage treatment device is also provided, and the sewage treatment device is respectively connected to the drainage pipe and the water supply pipe.

In some embodiments of the present invention, a flow meter is arranged on the circulating water inlet pipeline.

Compared with the prior art, the present invention has the following advantages:

In the online cleaning system based on the condenser described in the embodiment of the present invention, when the condenser is working normally, the heat exchange is realized through the cooling water inlet pipe and the cooling water outlet pipe respectively, and when the condenser needs to be cleaned, the The submersible pump draws clear water from the cooling water outlet pipe to reversely clean the condenser, and the washed water is sent from the cooling water inlet pipe to the circulating water inlet pipe and returned to the water tank, thereby realizing the online cleaning function, and at the same time The water quality monitor and the corresponding control valves installed in the water tank, together with the PLC control device, can also achieve automatic online cleaning work, which has good applicability, saves manpower and material resources, and reduces maintenance difficulty and cost.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1 is a schematic diagram of the principle structure of the condenser-based online cleaning system of the present invention.

Explanation of reference signs:

1. Condenser; 2. Cooling water inlet pipe; 3. Cooling water outlet pipe; 4. Circulating water inlet pipe; 5. Water tank; 6. Circulating water outlet pipe; 7. Submersible pump; 8. Water quality monitor; 9. Overflow 10. drain pipe; 11. water supply pipe; 12. flow meter; 13. first control valve; 14. second control valve; 15. third control valve; 16. fourth control valve.

Detailed ways

In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Apparently, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments, and the preferred embodiments of the present invention are shown in the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein, on the contrary, these embodiments are provided for the purpose of making the disclosure of the present invention more thorough and comprehensive.

1, the condenser-based online cleaning system includes a condenser 1, a cooling water inlet pipeline 2, a cooling water outlet pipeline 3, a circulating water inlet pipeline 4, a water tank 5, a circulating water outlet pipeline 6, a submersible pump 7 and an overflow The flow plate 9; the water inlet and the water outlet of the condenser 1 are connected to the cooling water inlet pipe 2 and the cooling water outlet pipe 3 respectively, so as to provide water inlet and water outlet passages when performing the heat exchange function; the inside of the water tank 5 A vertical overflow plate 9 is provided, and the overflow plate 9 divides the inner cavity of the water tank 5 into two areas, the first water tank and the second water tank, wherein a submersible pump 7 is arranged in the second water tank , a sterilizing algaecide (such as HT-809) and/or a cleaning agent (such as HT-201) can be added in the submersible pump 7 to cooperate with the cleaning of the condenser 7, which can be carried out by sterilizing and removing algae first The internal dirt is peeled off by the agent, and then the cleaning agent is passed into for cleaning; one end of the circulating water inlet pipe 4 is communicated with the cooling water inlet pipe 2, and the other end is communicated with the first water tank of the water tank 5; One end of the circulating water outlet pipeline 6 communicates with the cooling outlet pipeline 3, and the other end communicates with the submersible pump 7;

The body of the water tank 5 is respectively provided with a drainage port and a water replenishment port, the drain port is connected with a drain pipe 10 and communicated with the first water tank, and the water replenishment port is connected with a water replenishment pipe 11 and communicated with the second water tank, A drainage control valve (not shown) and a water replenishment control valve (not shown) are respectively provided at the drain outlet and the water replenishment outlet, respectively, to control the discharge of sewage and the supply of clean water;

In the embodiment of the present invention, there is a gap between the top of the overflow plate 9 and the top of the water tank 5, the gap forms an overflow port, the water quality monitor 8 is arranged in the first water tank, Specifically, when the water quality monitor 8 checks the water quality in the first water tank, if the water quality is poor, the sewage is directly controlled by the drainage control valve to be discharged from the water outlet, and at the same time, the water replenishment control valve is controlled. Input clean water from the outside (water supply system) by the water supply port; if the condenser 1 has been cleaned, the water quality in the first water tank is relatively clean, then the drainage control valve in the first water tank is closed at this time, After the water level of the first water tank rises to the height of the overflow port, the water in the first water tank will overflow into the second water tank for standby, for example, reuse when the subsequent condenser 1 is cleared, or directly It is drawn out by the water pump and discharged from the cooling water outlet pipe 3.

In other embodiments of the present invention, the online cleaning system based on the condenser can also be provided with a sewage treatment device (general water treatment equipment on the market can be used, the present invention is not limited to this), and the sewage treatment device Connect the drain pipe 10 and the water replenishment pipe 11 respectively, so that after the sewage discharged from the drain port is treated, the separated clean water can be input into the water tank 5 through the water replenishment port, so as to achieve water recycling and save water resources .

The circulating water inlet pipe 4 is provided with a flow meter 12, which is convenient for the staff to observe the progress of online cleaning in real time.

The cooling water inlet pipe 2 is provided with a first control valve 13, the cooling water outlet pipe 3 is provided with a second control valve 14, and the circulating water inlet pipe 4 is provided with a third control valve 15. A fourth control valve 16 is provided on the outlet pipe 6, and the first control valve 13, the second control valve 14, the third control valve 15 and the fourth control valve 16 are all used to control the flow of water.

In the embodiment of the present invention, also comprise PLC control device (commonly available on the market PLC control terminal can be adopted, the present invention is not limited to this), described PLC control device is connected with described submersible pump 7, water quality monitor 8 respectively , the flow meter 12, the first control valve 13, the second control valve 14, the third control valve 15, the fourth control valve 16, the drain control valve and the replenishment control valve are electrically connected to obtain data and control the working status of the corresponding components , so that the labor force of the personnel can be liberated, and the automatic online cleaning work can be realized.

In the online cleaning system based on the condenser described in the embodiment of the present invention, when the condenser 1 is working normally, the cooling water inlet pipe 2 and the cooling water outlet pipe 3 are respectively used to realize heat exchange. When cleaning, the submersible pump 7 extracts clear water from the cooling outlet pipe 3 to reversely clean the condenser 1, and the water after flushing is input from the cooling inlet pipe 2 to the circulating water inlet pipe 4 and returns to the Water tank 5, so as to realize the online cleaning function. At the same time, the water quality monitor 8 and the corresponding control valves installed in the water tank 5 can also achieve automatic online cleaning work with the PLC control device, which has good applicability and saves manpower and material resources. , Reduce maintenance difficulty and cost.

The content not described in detail in this specification belongs to the prior art known to those skilled in the art. The above are only embodiments of the present invention, but do not limit the patent scope of the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still carry out the above-mentioned each Modifications to the technical solutions described in the method, or equivalent replacement of some of the technical features. All equivalent structures made by using the contents of the description and drawings of the present invention, directly or indirectly used in other related technical fields, are also within the protection scope of the patent of the present invention.

Claims (6)

1. An on-line condenser-based cleaning system, comprising: the device comprises a condenser (1), a cooling water inlet pipeline (2), a cooling water outlet pipeline (3), a circulating water inlet pipeline (4), a water tank (5), a circulating water outlet pipeline (6), a submersible pump (7) and an overflow plate (9); the water inlet and the water outlet of the condenser (1) are respectively communicated with the cooling water inlet pipeline (2) and the cooling water outlet pipeline (3); a vertical overflow plate (9) is arranged in the water tank (5), the overflow plate (9) divides the inner cavity of the water tank (5) into a first water tank and a second water tank, and a submersible pump (7) is arranged in the second water tank; one end of the circulating water inlet pipeline (4) is communicated with the cooling water inlet pipeline (2), and the other end of the circulating water inlet pipeline is communicated with a first water tank of the water tank (5); one end of the circulating water outlet pipeline (6) is communicated with the cooling water outlet pipeline (3), and the other end of the circulating water outlet pipeline is communicated with the submersible pump (7);

the water tank (5) is characterized in that a water outlet and a water supplementing port are respectively arranged on the tank body of the water tank (5), the water outlet is connected with a water discharging pipe (10) and communicated with the first water tank, the water supplementing port is connected with a water supplementing pipe (11) and communicated with the second water tank, and a water discharging control valve and a water supplementing control valve are respectively arranged at the water outlet and the water supplementing port.

2. The condenser-based online cleaning system of claim 1, wherein: a gap is reserved between the top end of the overflow plate (9) and the top of the water tank (5), the gap forms an overflow port, and a water quality monitor (8) is arranged in the first water tank.

3. The condenser-based online cleaning system of claim 2, wherein: be provided with first control valve (13) on cooling inlet channel (2), be provided with second control valve (14) on cooling outlet channel (3), be provided with third control valve (15) on circulation inlet channel (4), be provided with fourth control valve (16) on circulation outlet channel (6), first control valve (13), second control valve (14), third control valve (15) and fourth control valve (16) all are used for controlling the flow of rivers.

4. A condenser-based on-line cleaning system according to claim 3, wherein: the water quality monitoring device is characterized by further comprising a PLC control device, wherein the PLC control device is electrically connected with the submersible pump (7), the water quality monitor (8), the flowmeter (12), the first control valve (13), the second control valve (14), the third control valve (15), the fourth control valve (16) and the water supplementing control valve respectively.

5. The condenser-based online cleaning system of claim 1, wherein: the sewage treatment device is also provided, and the sewage treatment device is respectively connected with the drain pipe (10) and the water supplementing pipe (11).

6. The condenser-based online cleaning system of claim 1, wherein: a flowmeter (12) is arranged on the circulating water inlet pipeline (4).

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