Secondary heating heat exchanger

Abstract

The utility model provides a secondary heating heat exchanger, which belongs to the technical field of heat exchangers, and comprises a mounting plate, a mounting frame clamped above the mounting plate, a thermal insulation box clamped on the mounting frame, a heating pipe clamped in the thermal insulation box, a heating coil sleeved on the heating pipe, a steam heating box arranged at one end of a liquid outlet pipe, and a steam outlet pipe arranged at the other end of the liquid outlet pipe. A filter pipe is arranged between the steam heating box and the thermal insulation box, through the arrangement of the heating coil, the device can preheat wastewater, condensate water generated due to the rising of the temperature of the wastewater during steam heating is reduced, the influence of the condensate water on the normal wastewater treatment process is reduced, and the stability of the device is improved; after preheating, a user can conduct steam heating on waste water through the steam heating box, the heating efficiency of the device is improved, the device can filter impurities in the waste water through the arrangement of the filter pipe, the influence of the impurities on a pipeline is reduced, and the service life of the device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to heat exchanger technical field, more specifically, especially, it is related to a kind of heat exchanger of secondary heating. BACKGROUND

[0002] In the field of industrial wastewater treatment, there is a wastewater treatment method, which evaporates the moisture of wastewater by using an evaporator to facilitate the user to realize the reduction treatment of wastewater, and is convenient for subsequent disposal or recycling. At the same time, in order to speed up the process of wastewater moisture evaporation treatment, a heat exchanger is used. The heat exchanger can improve energy utilization efficiency and reduce processing cost. If the heat exchanger is not used for heat treatment, it is easy to affect the evaporation effect and bring influence to the wastewater treatment process. However, the traditional heat exchanger directly heats the wastewater by using steam, lacks a preheating process, and the temperature of the heat exchanger is easy to rise suddenly, so that condensate is generated on the surface of the pipeline, thereby interfering with the normal wastewater treatment process and affecting the stability and service life of the device. In addition, the traditional heat exchanger lacks the function of filtering impurities in wastewater, and the impurities in wastewater are easy to cause pipeline blockage in the treatment process, affecting the flow and treatment efficiency of wastewater, and reducing the reliability and practicality of the traditional device. SUMMARY

[0003] In order to solve the above technical problems, the utility model provides a kind of heat exchanger of secondary heating to solve the technical problems that traditional heat exchanger lacks preheating process and lacks wastewater impurity filtering function in prior art.

[0004] The purpose and effect of the heat exchanger of secondary heating of the utility model are achieved by the following specific technical means:

[0005] A kind of heat exchanger of secondary heating, including mounting plate, the mounting plate top is clamped with mounting frame, the mounting frame top is clamped with temperature insulation box, the temperature insulation box is clamped with heating pipe, the temperature insulation box both ends are respectively equipped with liquid inlet pipe and liquid outlet pipe, the heating pipe is clamped with heating assembly, the liquid outlet pipe one end is equipped with steam heating box, the steam heating box both ends are clamped with steam pipeline, two groups of steam pipeline lower portion are equipped with liquid guide pipe, one group of liquid guide pipe is connected with the liquid outlet pipe by filter assembly.

[0006] According to a preferred embodiment, the heating group includes a heating coil, the heating coil is sleeved in the heating pipe, and a heat preservation layer is arranged between the heating pipe and the heating coil.

[0007] According to a preferred embodiment, the heat preservation layer is provided with a connecting seat at both ends, and the heating coil passes through the temperature insulation box at both ends and is electrically connected to a power supply.

[0008] According to a preferred embodiment, the plurality of sets of the connecting seat top portions are respectively sleeved on the heating pipes, and the plurality of sets of the connecting seat bottom portions are respectively clamped on the mounting racks.

[0009] According to a preferred embodiment, the filter assembly comprises a filter pipe, two ends of the filter pipe are respectively clamped in the liquid guide pipe and the liquid outlet pipe, and a viewing groove is clamped on one side of the filter pipe.

[0010] According to a preferred embodiment, filter screens are clamped on two ends of the filter pipe, and a sampling groove is clamped on one side of the filter pipe.

[0011] According to a preferred embodiment, one end of the liquid inlet pipe and one end of the liquid outlet pipe penetrate the temperature insulation box and are respectively clamped in the heating pipe.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1、The utility model discloses a heating coil is arranged, so that the user can preheat the wastewater, reduces the condensed water that the wastewater temperature is suddenly increased and is produced on the pipeline surface when steam heating, reduces the influence of condensed water on the normal treatment process of wastewater, improves the practicality of the device, after preheating through the heating coil, the user can heat the wastewater through the steam heating box, so that the user can more efficiently complete the heating treatment of the wastewater, improves the working efficiency of the device.

[0014] 2、When using the device, the user can filter the impurities in the wastewater through the filter screen, so that the user can reduce the influence of impurities on the pipeline, improve the smoothness of the device, then, through the setting of the viewing groove and the sampling groove, the user can conveniently observe the wastewater and carry out sampling detection, improve the practicality and monitorability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram after the utility model is assembled;

[0016] Figure 2 It is the explosion structure schematic diagram of the utility model;

[0017] Figure 3 It is the main view structure schematic diagram of the utility model;

[0018] Figure 4 It is the side view structure schematic diagram of the utility model.

[0019] In the drawing, the corresponding relationship between the component name and the drawing number is as follows:

[0020] 11. Mounting plate; 12. Mounting frame; 13. Insulation box; 14. Heating tube; 15. Liquid inlet pipe; 16. Liquid outlet pipe; 17. Steam heating box; 18. Steam pipe; 19. Liquid guide tube; 21. Heating coil; 22. Insulation layer; 23. Connecting seat; 24. Power supply; 31. Filter tube; 32. Observation tank; 33. Filter screen; 34. Sampling tank. DETAILED DESCRIPTION

[0021] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following embodiments are used to illustrate the technical solution of the present invention, but are not intended to limit the scope of protection of the present invention.

[0022] Example:

[0023] like Figures 1 to 2 As shown, a secondary heating heat exchanger includes a mounting plate 11. The arrangement of the mounting plate 11 can provide a stable mounting base for the device, so that each component can be firmly mounted on the mounting plate 11, thereby improving the stability of the device. A mounting frame 12 is provided above the mounting plate 11, and a thermal insulation box 13 is provided on the mounting frame 12. The mounting frame 12 serves as a supporting and fixing component. The arrangement of the mounting frame 12 can provide a stable support for the thermal insulation box 13, so that the thermal insulation box 13 will not shake or shift during operation, thereby improving the structural stability of the device. The arrangement of the thermal insulation box 13 can reduce heat The loss of heat is improved, and the heat exchange efficiency is improved. At the same time, it can also reduce the risk of burns to users, thereby improving the safety and energy saving of the device. A heating pipe 14 is provided in the thermal insulation box 13. Through the setting of the heating pipe 14, heat can be transferred to the wastewater to achieve preheating of the wastewater, thereby improving the preheating function of the device. A liquid inlet pipe 15 and a liquid outlet pipe 16 are respectively provided at both ends of the thermal insulation box 13. One end of the liquid inlet pipe 15 and the liquid outlet pipe 16 both pass through the thermal insulation box 13 and are respectively fixed in the heating pipe 14. Through the setting of the liquid inlet pipe 15 and the liquid outlet pipe 16, it can be ensured that the wastewater can smoothly enter and flow out of the heating pipe 14, thereby improving the heat exchange efficiency of the device.

[0024] A heating coil 21 is provided on the heating tube 14. Through the setting of the heating coil 21, heat can be provided to the heating tube 14 to achieve preheating of the wastewater, so that the user can preliminarily heat the wastewater before it enters the steam heating box 17, thereby improving the preheating effect of the device. Both ends of the heating coil 21 pass through the insulation box 13 and are electrically connected to the power supply 24. Through this structure, the heating coil 21 can continuously provide heat to the heating tube 14, thereby improving the operating stability and reliability of the device.

[0025] The heat preservation layer 22 is provided between the heating pipe 14 and the heating coil 21, and the heat preservation layer 22 reduces heat loss. The heat preservation layer 22 can effectively maintain the temperature in the heating pipe 14, improve energy utilization efficiency, reduce energy consumption cost of the user, and improve energy saving of the device. The connecting seat 23 is provided at both ends of the heat preservation layer 22. The top of the connecting seat 23 is sleeved on the heating pipe 14, and the bottom of the connecting seat 23 is clamped on the mounting frame 12. The connecting seat 23 can reduce displacement or falling of the heat preservation layer 22 during work, and can provide stable support for the heating pipe 14, thereby improving stability of the device.

[0026] As shown in Figures 3 to 4 The steam heating box 17 is provided at one end of the liquid outlet pipe 16. The steam heating box 17 is a main component of secondary heating. The steam heating box 17 can use steam to perform secondary heating on the preheated wastewater, so that the user can further improve the temperature of the wastewater, and improve the heating effect of the device. The steam heating box 17 is clamped at both ends of the steam heating box 17. The steam pipe 18 is provided below the steam pipe 18. The steam pipe 18 provides steam source for the steam heating box 17. The steam pipe 18 can ensure that the steam can smoothly enter the steam heating box 17, and improve the steam supply stability of the device. The liquid guide pipe 19 guides the flow of wastewater. The liquid guide pipe 19 can ensure that the wastewater can flow along the predetermined path, improve the heat exchange efficiency, and improve the reliability of the device.

[0027] One of the liquid guide pipes 19 is connected to the liquid outlet pipe 16 through the filter pipe 31. The filter pipe 31 is clamped at both ends of the filter pipe 31. The filter pipe 31 and the filter screen 33 can effectively filter impurities in the wastewater, reduce impurities entering the subsequent processing link, reduce the influence of impurities on the pipeline, and improve the service life of the device.

[0028] The observation slot 32 and the sampling slot 34 are clamped on one side of the filter pipe 31. The sampling slot 34 facilitates sampling detection of the user. The sampling slot 34 can sample and detect the heated wastewater, understand the quality of the wastewater, and improve the monitorability of the device.

[0029] The specific use mode and effect of the embodiment are as follows:

[0030] In actual use, the wastewater first enters the heating pipe 14 through the inlet pipe 15, the heating coil 21 provides heat for the heating pipe 14 after being electrified, preheats the wastewater, reduces the condensed water generated on the surface of the pipeline due to the sudden rise of the temperature of the wastewater when heated by steam, improves the preheating effect and working efficiency of the device, the heat preservation layer 22 effectively maintains the temperature in the heating pipe 14, reduces heat loss, reduces energy consumption cost, improves the energy saving of the device, the setting of the connecting seat 23 ensures the stable installation of the heat preservation layer 22 and the heating pipe 14, further improves the stability of the device, the preheated wastewater flows out from the outlet pipe 16 and enters the steam heating tank 17, the steam enters the steam heating tank 17 through the steam pipeline 18, the wastewater is heated again, the temperature of the wastewater is further improved, the requirements of subsequent treatment are met, the liquid guide pipe 19 guides the wastewater to flow in the steam heating tank 17, improves the heat exchange efficiency, and ensures the stable progress of the steam heating process, in the process of wastewater flowing, the wastewater in one group of the liquid guide pipes 19 will pass through the filter pipe 31, the filter screen 33 at both ends of the filter pipe 31 filters the impurities in the wastewater, reduces the impurities entering the subsequent treatment link, reduces the pipeline blockage, the user can observe the impurity accumulation in the filter pipe 31 at any time through the observation tank 32, so as to clean and maintain in time, improve the maintainability of the device, at the same time, the sampling tank 34 facilitates the user to sample and detect the heated wastewater at any time, understands the water quality of the wastewater, improves the monitorability of the device.

[0031] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments.

Claims

1. A secondary heated heat exchanger characterized by: The utility model provides an improved heating device, including has installed the board (11), the installation frame (12) is set up above the installed board (11), the installation frame (12) is set up above the temperature insulation box (13), the heating pipe (14) is set up in the temperature insulation box (13), the temperature insulation box (13) both ends are equipped with liquid inlet pipe (15) and liquid outlet pipe (16) respectively, the heating pipe (14) is equipped with heating assembly, one end of liquid outlet pipe (16) is equipped with steam heating box (17), the steam heating box (17) both ends are set up steam pipeline (18), two groups steam pipeline (18) below are equipped with liquid guide pipe (19), one group liquid guide pipe (19) is connected with liquid outlet pipe (16) through filter assembly.

2. A secondary heated heat exchanger according to claim 1, characterised in that: The heating group includes a heating coil (21), the heating coil (21) is sleeved in the heating pipe (14), the heating pipe (14) and heating coil (21) are equipped with heat preservation layer (22) between.

3. A secondary heated heat exchanger according to claim 2, wherein: The heat preservation layer (22) both ends are equipped with connecting seat (23), the heating coil (21) both ends pass through the temperature insulation box (13), and are connected with power (24) by electricity.

4. A secondary heated heat exchanger according to claim 3, wherein: Multiple connecting seat (23) top is respectively sleeved on the heating pipe (14), and multiple connecting seat (23) bottom is respectively set up in the installation frame (12).

5. A reheat heat exchanger according to claim 1, wherein: The filter assembly includes a filter pipe (31), the filter pipe (31) both ends are set up in the liquid guide pipe (19) and liquid outlet pipe (16) respectively, and the filter pipe (31) one side is set up observation groove (32).

6. A secondary heated heat exchanger according to claim 5, wherein: The filter pipe (31) both ends are set up filter screen (33), and the filter pipe (31) one side is set up sampling groove (34).

7. A secondary heated heat exchanger according to claim 6, wherein: The liquid inlet pipe (15) and liquid outlet pipe (16) one end pass through the temperature insulation box (13) respectively, and are set up in the heating pipe (14).

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