Geothermal heating pipe cleaning device

Abstract

The utility model discloses a geothermal heating pipe cleaning device which comprises a pulse generating mechanism and is characterized in that one end of the pulse generating mechanism is electrically connected with a control circuit, one end of the control circuit is fixedly connected with a water pump, a water inlet end flange of the water pump is connected with a water inlet pipe, and the upper end of the water inlet pipe is in threaded connection with a second filter pipe. The upper end of the second filter pipe is in threaded connection with the first filter pipe, one end of the water pump is communicated with a water pump water outlet pipe, one end of the water pump water outlet pipe is communicated with a water distributor water feeding pipe, and a separating valve is installed at the upper end of the water distributor water feeding pipe. The flowing direction of cleaning water is changed, the flowing speed of the cleaning water is increased, it is ensured that residual sewage in the first geothermal water return pipe is discharged out of the blow-off pipe, and double filtration is arranged at the upper end of the water inlet pipe, so that impurities in the cleaning water are filtered more effectively.

Description

Technical Field

[0001] The utility model relates to the field of heating pipes, in particular to a geothermal heating pipe cleaning device. Background Art

[0002] Geothermal heating pipes, as a key component in the low-temperature hot water floor radiant heating system (referred to as floor heating), mainly serve as a circulating flow carrier for low-temperature hot water.

[0003] Existing geothermal heating pipe cleaning devices may not be able to completely remove all dirt from the pipes, especially stubborn deep-seated sewage adhering to the pipe walls. This residue will continue to affect the heating effect and may accelerate pipe corrosion. They also cannot effectively filter out impurities in the pipes. This residue will continue to affect the heating water quality and may even accelerate corrosion and blockage within the pipes. Utility Model Content

[0004] The purpose of the utility model is to provide a geothermal heating pipe cleaning device, which solves the problem in the prior art that it may not be possible to completely remove all dirt in the pipe, especially the stubborn deep sewage attached to the inner wall of the pipe. These residues will continue to affect the heating effect and may accelerate the corrosion of the pipe.

[0005] In order to achieve the above-mentioned object, the present invention adopts the following technical solution: a geothermal heating pipe cleaning device, comprising a pulse generating mechanism, one end of the pulse generating mechanism is electrically connected to a control circuit, one end of the control circuit is fixedly connected to a water pump, the water inlet end of the water pump is flange-connected to a water inlet pipe, the upper end of the water inlet pipe is threadedly connected to a second filter pipe, and the upper end of the second filter pipe is threadedly connected to the first filter pipe;

[0006] One end of the water pump is connected to a water pump outlet pipe, one end of the water pump outlet pipe is connected to a water distributor upper water pipe, a separation valve is installed at the upper end of the water distributor upper water pipe, the lower end of the water distributor upper water pipe is connected to a heating pipe, and the lower end of the heating pipe is connected to a water distributor return pipe.

[0007] As a further description of the above technical solution: the left end of the water distributor return pipe is connected to a sewage pipe, and a sewage valve is installed at the upper end of the sewage pipe.

[0008] As a further description of the above technical solution: a water distributor return valve is installed at one end of the water distributor return pipe, the lower end of the water distributor return pipe is connected to a geothermal return pipe 1, and the lower end of the geothermal return pipe 1 is connected to a geothermal return pipe 2.

[0009] As a further description of the above technical solution: a geothermal return valve is installed at the upper end of the geothermal return pipe 2.

[0010] As a further description of the above technical solution: one end of the water distributor upper water pipe, the water distributor return water pipe and the geothermal return water pipe 2 is fixedly connected with a pipe cap.

[0011] As a further description of the above technical solution: the inner ends of the first filter tube and the second filter tube are provided with four filter screen fixing blocks, and the filter screen fixing blocks correspond to the filter screen slots provided at the lower ends of the filters.

[0012] The utility model has the following beneficial effects:

[0013] 1. Compared with the existing technology, this geothermal heating pipe cleaning device is equipped with a separation valve and a water distributor. By closing the separation valve and the water distributor return valve, the flow direction of the cleaning water is changed and the flow rate of the cleaning water is accelerated, ensuring that the residual sewage in the geothermal return pipe is discharged from the sewage pipe. In addition, a double filter is set at the upper end of the water inlet pipe to more effectively filter impurities in the cleaning water. Under the action of the filter groove and the filter fixing block, it is more convenient to clean the filter.

[0014] 2. Compared with the existing technology, the geothermal heating pipe cleaning device controls the frequency of water discharge from the water pump by setting a pulse generating mechanism, thereby ensuring the continuity and reliability of water discharge from the water pump.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a front view of the present utility model.

[0019] Figure 3 It is a right view of the present utility model.

[0020] Figure 4 This is a schematic diagram of the structure of the first filter tube assembly of the utility model

[0021] Legend:

[0022] 1. Separating valve; 2. Water supply pipe of water distributor; 3. Water supply pipe of water distributor; 4. First filter tube; 5. Second filter tube; 6. Pulse generating mechanism; 7. Water pump; 8. Pipe cap; 9. Return valve; 10. Geothermal return valve; 11. Drain valve; 12. Upper end of water distributor; 13. Water inlet pipe; 14. Return pipe of water distributor; 15. Geothermal return pipe 1; 16. Geothermal return pipe 2; 17. Drain pipe; 18. Heating pipe; 19. Control circuit; 20. Filter fixing block; 21. Filter slot. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0024] Reference Figure 1-4 , the utility model provides an embodiment of a geothermal heating pipe cleaning device, including a pulse generating mechanism 6, a three-minute pulse, a three-minute interval, and one time as a cycle, one end of the pulse generating mechanism 6 is electrically connected to a control circuit 19, one end of the control circuit 19 is fixedly connected to a water pump 7, the water inlet end flange of the water pump 7 is connected to a water inlet pipe 13, the upper end of the water inlet pipe 13 is threadedly connected to the second filter tube 5, the upper end of the second filter tube 5 is threadedly connected to the first filter tube 4, the inner ends of the first filter tube 4 and the second filter tube 5 are provided with four filter fixing blocks 21, the filter fixing blocks 21 respectively correspond to the filter grooves 20 provided at the lower end of the filter, under the action of the filter fixing blocks 21, the stability of the filter in the filter tube is ensured, and the filter can be replaced after the cleaning of the floor heating pipe is completed. The cleaning water is first double-filtered and then enters the water pump 7 through the water inlet pipe.

[0025] One end of the water pump 7 is connected with a water pump outlet pipe 3, one end of the water pump outlet pipe 3 is connected with a water distributor upper water pipe 2, the upper end of the water distributor upper water pipe 2 is installed with a separating valve 1, the lower end of the water distributor upper water pipe 2 is connected with a heating pipe 18, the lower end of the heating pipe 18 is connected with a water distributor return pipe 14, the left end of the water distributor return pipe 14 is connected with a sewage pipe 17, the upper end of the sewage pipe 17 is installed with a sewage valve 11, one end of the water distributor return pipe 14 is installed with a water distributor return valve 9, the lower end of the water distributor return pipe 14 is connected with a geothermal return pipe 15, the lower end of the geothermal return pipe 15 is connected with a geothermal return pipe 2 16, the upper end of the geothermal return pipe 2 16 is installed with a geothermal return valve 10, first open the separating valve 1 , the water distributor return valve 9 is opened, the geothermal return valve 10 is closed, and the sewage valve 11 is opened to ensure that the cleaning water circulates in the entire pipeline. Under the action of the pulse generating mechanism 6, the water pump 7 is controlled to discharge water to clean the geothermal heating pipe. The sewage after cleaning the pipe is discharged through the sewage pipe 17. Repeat the cleaning ten times, 6 minutes each time. Finally, a small amount of sewage will be unable to be discharged in the geothermal return pipe 15. Then close the separating valve 1 and the water distributor return valve 9, so that the cleaning water flushes the residual sewage and discharges it from the sewage pipe 17. Finally, the water inlet valve is closed, the pulse generating mechanism 6 is closed, the water pump 7 is turned off, the outlet pipe 3 of the water pump 7 is removed from the entire device, the geothermal return valve 10 and the water distributor return valve 9 are opened, the heating source is reconnected, and the entire circulation loop returns to normal.

[0026] Working principle: When cleaning the geothermal heating pipe, first connect the water inlet pipe 13 and the first filter pipe 4 to ensure that the cleaning water passes through the first filter pipe 4 and the second filter pipe 5 and enters the water pump 7, turn on the pulse generating mechanism 6, and control the frequency of water output of the water pump 7 through the pulse generating mechanism 6. Before cleaning the geothermal heating pipe, first open the separation valve 1, open the water distributor return valve 9, close the geothermal return valve 10, and open the sewage valve 11 to ensure that the cleaning water circulates in the entire pipeline. Under the action of the pulse generating mechanism 6, the water output of the water pump 7 is controlled to The heating pipe is cleaned and the sewage in the cleaned pipe is discharged through the sewage pipe 17. The cleaning is repeated ten times, each time for 6 minutes. Finally, a small amount of sewage will be unable to be discharged in the geothermal return pipe 15. Then close the separating valve 1 and the water distributor return valve 9, so that the cleaning water can flush the residual sewage and discharge it from the sewage pipe 17. Finally, the water inlet valve is closed, the pulse generating mechanism 6 is closed, the water pump 7 is turned off, the outlet pipe 3 of the water pump 7 is removed from the entire device, the geothermal return valve 10 and the water distributor return valve 9 are opened, the heating source is reconnected, and the entire circulation loop returns to normal.

[0027] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A floor heating pipe cleaning device, comprising a pulse generating mechanism (6), characterized in that: One end of the pulse generating mechanism (6) is electrically connected to a control circuit (19), one end of the control circuit (19) is fixedly connected to a water pump (7), the water inlet end flange of the water pump (7) is connected to a water inlet pipe (13), the upper end of the water inlet pipe (13) is threadedly connected to the second filter tube (5), and the upper end of the second filter tube (5) is threadedly connected to the first filter tube (4); One end of the water pump (7) is connected to a water pump outlet pipe (3), one end of the water pump outlet pipe (3) is connected to a water distributor upper water pipe (2), a separation valve (1) is installed at the upper end of the water distributor upper water pipe (2), the lower end of the water distributor upper water pipe (2) is connected to a heating pipe (18), and the lower end of the heating pipe (18) is connected to a water distributor return pipe (14).

2. The geothermal heating pipe cleaning device according to claim 1, characterized in that: The left end of the water distributor return pipe (14) is connected to a sewage pipe (17), and a sewage valve (11) is installed at the upper end of the sewage pipe (17).

3. The geothermal heating pipe cleaning device according to claim 1, characterized in that: A water distributor return valve (9) is installed at one end of the water distributor return pipe (14), and a geothermal return pipe 1 (15) is connected to the lower end of the water distributor return pipe (14), and a geothermal return pipe 2 (16) is connected to the lower end of the geothermal return pipe 1 (15).

4. The geothermal heating pipe cleaning device according to claim 3, characterized in that: A geothermal return valve (10) is installed at the upper end of the second geothermal return pipe (16).

5. The geothermal heating pipe cleaning device according to claim 1, characterized in that: One end of the water distributor upper water pipe (2), the water distributor return water pipe (14) and the second geothermal return water pipe (16) is fixedly connected with a pipe cap (8).

6. The geothermal heating pipe cleaning device according to claim 1, characterized in that: Four filter screen fixing blocks (21) are provided at the inner ends of the first filter tube (4) and the second filter tube (5), and the filter screen fixing blocks (21) respectively correspond to the filter screen slots (20) provided at the lower ends of the filters.

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