CN108361808B - Integrated domestic hot water unit with disinfection function - Google Patents

Abstract

The invention relates to the field of water heating units, and discloses an integrated domestic water heating unit with a disinfection function, which comprises a mounting base, wherein the mounting base comprises a first module mounting rack and a second module mounting rack which are fixedly connected with each other, a heat exchange and heat supply module is arranged on the first module mounting rack, an automatic hot water disinfection module is arranged on the second module, the automatic hot water disinfection module comprises a system main circulating pump, an expansion tank and a silver ion disinfector, a connecting pipe is arranged between the silver ion disinfector and the system main circulating pump, a water outlet of the silver ion disinfector is connected with the heat exchange and heat supply module, a bypass pipeline is arranged on the silver ion disinfector, and a standby pump is arranged on the main circulating pump, so that the integrated domestic water heating unit: the new mechanical structure of this scheme utilization through setting up bypass pipeline, first module mounting bracket and second module mounting bracket for the workman does not influence normal water supply again when maintaining hot water self-sterilizer module, thereby has improved maintenance efficiency.

Description

Integrated domestic hot water unit with disinfection function

Technical Field

The invention relates to a hot water unit, in particular to an integrated domestic hot water unit with a disinfection function.

Background

With the development of science and technology and the improvement of living standards of people, domestic hot water supply systems are increasingly used and higher requirements are put forward, and the achievement of energy-saving, sanitary, safe and economic effects of domestic hot water becomes an important research content in hot water supply systems, particularly hot water sanitary performance, because pathogenic bacteria such as legionella bacteria are often detected in the hot water systems and the body health is endangered.

At present, chinese patent with publication number CN104864462A discloses a sanitary domestic hot water unit, which comprises a positive displacement heat exchanger, a booster frequency conversion pump, a hot water circulating pump and a control cabinet, wherein the positive displacement heat exchanger comprises a heat exchange tube bundle and a forming filler containing a silver ion disinfectant coating, the forming filler containing the silver ion disinfectant coating is filled at the bottom of the positive displacement heat exchanger, the heat exchange tube bundle is arranged at the upper part of the forming filler containing the silver ion disinfectant coating, a heat medium water supply pipe and a heat medium water return pipe are respectively connected to the heat exchange tube bundle, a temperature control valve is arranged on the heat medium water supply pipe, a temperature control frequency converter is arranged at the upper part of the positive displacement heat exchanger, and a water inlet and a water outlet of the positive displacement heat exchanger are respectively connected with the hot water return pipe and.

This kind of sanitary type life hot water unit kills the bacterium of aquatic through the shaping filler, carry out hydrothermal preparation through positive displacement heat exchanger, nevertheless need to fill the material to change the shaping when silver ion concentration is not enough on the shaping filler, the shaping filler is located positive displacement heat exchanger, the change of shaping filler is comparatively inconvenient, the shaping filler needs to empty the water in the positive displacement heat exchanger when changing simultaneously, has stopped the hot water supply, leads to the water supply of hot water unit to produce and breaks, and because the hot water unit is fixed subaerial, when the user needs to change the hot water unit position, just can remove after needing to split the hot water unit, thereby reduce the maintenance efficiency of hot water unit.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an integrated domestic hot water unit with a disinfection function, which has the effect of improving the maintenance efficiency of the hot water unit.

In order to achieve the purpose, the invention provides the following technical scheme: an integrated domestic hot water unit with a disinfection function comprises a mounting base, wherein the mounting base comprises a first module mounting frame and a second module mounting frame which are fixedly connected with each other, a heat exchange and heat supply module is arranged on the first module mounting frame, a hot water automatic disinfection module is arranged on the second module mounting frame, the hot water automatic disinfection module comprises a system main circulating pump arranged on the second module mounting frame and a silver ion disinfector arranged on the second module mounting frame, a water return pipe is fixedly connected to a water inlet of the system main circulating pump, a connecting pipe is arranged between the silver ion disinfector and the system main circulating pump, a water outlet of the silver ion disinfector is connected with the heat exchange and heat supply module, a bypass pipeline is arranged on the second module mounting frame, and two ends of the bypass pipeline are respectively positioned at a water inlet and a water outlet of the silver ion disinfector, the bypass pipeline is provided with a first stop valve.

By adopting the technical scheme, water enters the main circulating pump of the system from the water return pipe, the main circulating pump of the system conveys the water, then the water reaches the silver ion sterilizer through the connecting pipe, and then the water reaches the heat exchange and supply module to be heated and conveyed to a user; the workman can be regularly to silver ion sterilizer, make silver ion sterilizer regularly automatic start work every day, produce the silver ion of certain concentration, the silver ion of this concentration carries out disinfection and sterilization to whole hot-water system, especially be greater than 99.9% to the legionella inactivation rate of very easily breeding among the hot-water system, when silver ion sterilizer need maintain, the workman can take off silver ion sterilizer from the second module mounting bracket, will because the breach that silver ion sterilizer left the back and produce carries out the shutoff, then open first stop valve, water can flow to heat transfer heat supply module from bypass pipeline, thereby make the maintenance not disturb the normal flow of water. Meanwhile, the maintenance of workers is facilitated, and the maintenance efficiency is improved.

The invention is further configured to: fixedly connected with inlet tube on the water inlet of silver ion sterilizer, the inlet tube with the connecting pipe intercommunication, the inlet tube with the one end intercommunication of bypass pipeline, the inlet tube is kept away from the one end of bypass pipeline is provided with the second stop valve, fixedly connected with outlet pipe on the delivery port of silver ion sterilizer, the outlet pipe with the other end intercommunication of bypass pipeline, the outlet pipe is kept away from the one end of bypass pipeline is provided with the third and stops the valve.

Through adopting above-mentioned technical scheme, when the workman need maintain silver ion sterilizer, the workman can close second stop valve and third stop valve, opens first stop valve, then takes off silver ion sterilizer and maintains, has made things convenient for the workman to the closure of outlet pipe and inlet tube for water is difficult for following connecting pipe and bypass pipeline and flows out, has reduced the waste of water resource.

The invention is further configured to: and an expansion tank is arranged on the connecting pipe and is positioned between the bypass pipeline and the main circulating pump of the system.

By adopting the technical scheme, when the water pressure in the connecting pipe rises, the expansion tank can store part of water, so that the water pressure in the connecting pipe is reduced; when the water pressure in the connecting pipe reduces, the expansion tank can carry the water of storing to the connecting pipe in to realize the interior hydraulic effect of control connecting pipe, make the hydrothermal water pressure that the user used comparatively steady, improved user's comfort level.

The invention is further configured to: the heat exchange and supply module comprises a positive displacement heat exchanger fixedly connected to the first module mounting frame, a conveying pipe and a heat supply pipeline, wherein the conveying pipe is fixedly connected with the positive displacement heat exchanger and the water outlet pipe at two ends of the positive displacement heat exchanger, and the heat supply pipeline is arranged on the positive displacement heat exchanger.

Through adopting above-mentioned technical scheme, the conveyer pipe is carried water to positive displacement heat exchanger department, and the heat supply pipeline will enter into the water in the positive displacement heat exchanger and heat to make the temperature of water rise, and hold some water, convenience of customers' use.

The invention is further configured to: the heat supply pipeline includes heat medium input pipeline and heat medium output line, heat medium input pipeline is including installing input on the first module mounting bracket is responsible for, is connected input branch pipe on the input is responsible for, is installed fourth stop valve and motorised valve on the input is responsible for, install fifth stop valve on the input branch pipe, install first temperature sensor in the positive displacement heat exchanger, first temperature sensor with motorised valve signal connection, the input be responsible for with the positive displacement heat exchanger is connected, the both ends of input branch pipe with the input is responsible for the intercommunication, fourth stop valve and motorised valve are located between the both ends of input branch pipe.

By adopting the technical scheme, hot water with higher temperature and protective gas enter from the input main pipe, after flowing through the positive displacement heat exchanger, the temperature of the hot water and the protective gas is reduced and is separated from the heat medium output pipeline, the first temperature sensor detects the temperature in the positive displacement heat exchanger and transmits temperature data to the electric valve, and the electric valve controls the flow in the input main pipe according to the change of the temperature, so that the temperature of the water transmitted to a user is relatively constant, and the user feels relatively comfortable; when needs were maintained the motorised valve, the workman can close the stop valve on fourth stop valve and the motorised valve, opened the fifth stop valve for hot water and protective gas are carried to positive displacement heat exchanger department from the input branch pipe, make things convenient for the transport of hot water and protective gas not receive the hindrance when the workman maintains, have improved maintenance efficiency.

The invention is further configured to: the heat medium output pipeline comprises a first output main pipe and a second output main pipe which are installed on the first module installation frame, a sixth stop valve and a drain valve which are installed on the first output main pipe, an output branch pipe which is connected to the first output main pipe, a seventh stop valve which is installed on the output branch pipe, and an eighth stop valve which is installed on the second output main pipe, wherein the sixth stop valve and the drain valve are located between two ends of the output branch pipe, the first output main pipe or the second output main pipe is connected with the positive displacement heat exchanger.

By adopting the technical scheme, when the input main pipe conveys the shielding gas, a worker connects the first output main pipe with the positive displacement heat exchanger and closes the eighth stop valve, so that the shielding gas leaves the positive displacement heat exchanger from the first output main pipe, the drain valve allows the condensed water to pass through, the condensed water is separated from a small amount of steam carried by the drain valve, the water in the pipeline is ensured not to flow to generate an air hammer, and the energy loss is also reduced; when carrying in the input is hot water, the workman carries the person in charge with the second and is connected with positive displacement heat exchanger, opens the eighth stop valve for along the outflow of second output person in charge, make the workman can be according to the very fast switching that carries on the pipeline of different heat media, make things convenient for workman's maintenance simultaneously.

The invention is further configured to: and a system standby circulating pump is fixedly connected to the second module mounting frame, and two ends of the system standby circulating pump are communicated with two ends of the system main circulating pump.

Through adopting above-mentioned technical scheme, when system main circulating pump need be maintained, workman's accessible system standby circulating pump continues to carry out circulation operation to water, does not disturb the normal transport of water when making things convenient for workman's maintenance.

The invention is further configured to: be provided with control assembly on the second module mounting bracket, control assembly includes fixed connection and is in controller on the second module mounting bracket, install second temperature sensor on the wet return, second temperature sensor with the controller is connected, silver ion sterilizer, system main circulating pump and the reserve circulating pump of system all with controller signal connection.

By adopting the technical scheme, the second temperature sensor detects the temperature of the water flowing into the water return pipe, the detected data are sent to the controller, the controller processes the data and compares the processed data with the originally set temperature, and if the temperature is greater than the set highest value, the controller controls the main circulating pump of the system at the moment, so that the main circulating pump of the system does not run and the water cannot enter; when the temperature is lower than the set minimum value, the controller controls the main circulating pump of the system to operate, so that the water flows to the silver ion sterilizer, and the water temperature of the water flowing to the user is proper; when the controller timing control silver ion sterilizer moves, silver ion sterilizer transmission answer signal to controller, the controller is handled the signal, then sends signal to system main circulating pump department for system main circulating pump operates, thereby realizes silver ion sterilizer and system main circulating pump simultaneous working, accelerates silver ion diffusion rate, reinforcing bactericidal effect.

The invention is further configured to: first module mounting bracket with be provided with fixed subassembly between the second module mounting bracket, fixed subassembly includes fixed connection and is in first fixed block, fixed connection on the first module mounting bracket are in second fixed block on the second module mounting bracket, be used for right first fixed block and second fixed block carry out the mounting fixed, seted up on the second fixed block with the cooperation groove that first fixed block matches.

Through adopting above-mentioned technical scheme, when the workman assembles first module mounting bracket and second module mounting bracket, the workman inserts first fixed block to the cooperation inslot, fix first fixed block and second fixed block through the mounting, make difficult production relative movement between first module mounting bracket and the second module mounting bracket, when the workman needs to tear heat transfer heat supply module and hot water self-sterilizer module apart, the workman can remove the mounting and to the fixed of first module mounting bracket and second module mounting bracket, make heat transfer heat supply module and hot water self-sterilizer module separate, make things convenient for workman's operation, the efficiency of maintenance is improved.

The invention is further configured to: the mounting is including seting up the first fixed slot of first fixed block, seting up second fixed slot, gomphosis on the second fixed block are in gomphosis piece, fixed connection in first fixed slot and the second fixed slot are in fixed plate on the second fixed block, seting up fixed orifices, sliding connection on the fixed plate are in dead lever on the first fixed block, the fixed plate with the dead lever one side of orientation of each other has seted up the guide inclined plane, the dead lever is in the guide inclined plane drives down and gets into in the fixed orifices, fixedly connected with pulling rod on the dead lever, the holding tank has been seted up on the first fixed block, pulling rod is located in the holding tank.

By adopting the technical scheme, a worker drives the first fixing block to move towards the second fixing block, the guide inclined surface on the fixing rod is contacted with the guide inclined surface on the fixing plate, the fixing rod moves upwards under the action of the guide inclined surface, when the fixing rod moves to the fixing hole, the fixing rod moves into the fixing hole under the action of self gravity, and then the worker enables the embedded block to be embedded into the first fixing groove and the second fixing groove to fix the first fixing block and the second fixing block; when needs are torn open, the workman will be gomphosis piece and take out in first fixed slot and the second fixed slot, drive the pulling pole and leave the holding tank for the pulling pole drives the dead lever and leaves the fixed orifices, and the workman can be comparatively convenient at this moment with first fixed block and the separation of second fixed block, thereby made things convenient for heat transfer heat supply module and hot water self-sterilizer module's split and installation, improved maintenance efficiency.

In conclusion, the invention has the following beneficial effects:

1. by arranging the first module mounting frame, the second module mounting frame and the fixing assembly, when the first module mounting frame and the second module mounting frame need to be assembled, a worker fixes the positions of the first module mounting frame and the second module mounting frame through the fixing assembly, and when the first module mounting frame and the second module mounting frame need to be separated, the worker separates the first module mounting frame and the second module mounting frame by removing the fixing assembly to fix the positions of the first module mounting frame and the second module mounting frame, so that the operation of the worker is facilitated, and the maintenance efficiency is improved; compared with a non-modularized product, the modularized LED lamp has the characteristics of convenience in field installation, space saving and the like;

2. the control assembly can control the main system circulating pump and the standby system circulating pump to ensure that the water temperature entering the positive-displacement heat exchanger is higher and the water temperature can reach the standard by consuming less energy by the positive-displacement heat exchanger; when the silver ion sterilizer is started, the control assembly can control the main circulating pump or the standby circulating pump of the system and the silver ion sterilizer to operate simultaneously, so that the diffusion speed of the silver ions is increased, and the sterilization effect is enhanced; the system main circulating pump and the system standby circulating pump alternately run in the class of the control assembly, so that normal water supply is not easily influenced;

3. through setting up bypass line, input branch pipe and output branch pipe, the workman is when maintaining, and the maintenance of workman is difficult for influencing in the flow of water and heat medium, and the maintenance of workman is difficult for influencing the normal flow of water and heat medium again simultaneously, has realized that maintenance and operation go on in step, does not influence hot water unit normal work when improving maintenance efficiency.

Drawings

FIG. 1 is a schematic external view of the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1, showing a connection structure of a first fixing block and a second fixing block;

FIG. 3 is a schematic sectional view showing a connection structure of the sliding hole and the fixing bar;

FIG. 4 is a schematic view showing a connection structure of an extension pipe and a tee joint;

FIG. 5 is a schematic view showing a connection structure of the silver ion sterilizer and the water inlet pipe;

FIG. 6 is a schematic view showing a connection structure of the controller and the second temperature sensor;

FIG. 7 is a schematic view showing a connection structure between the electric valve and the fourth stop valve;

fig. 8 is a schematic view showing a connection structure of the electric valve and the first temperature sensor.

Reference numerals: 1. mounting a base; 11. a first module mounting bracket; 12. a second module mounting bracket; 2. a fixing assembly; 21. a first fixed block; 22. a second fixed block; 221. a mating groove; 23. a fixing member; 231. a first fixing groove; 232. a second fixing groove; 233. a fitting block; 234. a fixing plate; 235. a fixing hole; 236. fixing the rod; 237. a slide hole; 238. accommodating grooves; 239. pulling a rod; 24. a fitting groove; 25. a guide ramp; 26. a holding rod; 3. a hot water automatic disinfection module; 31. a system main circulating pump; 32. a silver ion sterilizer; 321. a water inlet pipe; 322. a second stop valve; 323. a water outlet pipe; 324. a third stop valve; 33. a standby circulating pump of the system; 341. an extension pipe; 342. a three-way joint; 343. a water return pipe; 344. a connecting pipe; 35. an expansion tank; 36. a bypass conduit; 361. a first shut-off valve; 4. a control component; 41. a second temperature sensor; 42. a controller; 5. a heat exchange and supply module; 51. a positive displacement heat exchanger; 52. a delivery pipe; 53. a heat supply pipeline; 531. a heat medium input pipeline; 5311. inputting a main pipe; 5312. an input branch pipe; 5313. a fourth stop valve; 5314. an electrically operated valve; 5315. a fifth stop valve; 5316. a first temperature sensor; 532. a heating medium output pipeline; 5321. a first output main pipe; 5322. a second output main pipe; 5323. a sixth stop valve; 5324. a drain valve; 5325. an output branch pipe; 5326. a seventh stop valve; 5327. an eighth stop valve; 6. a cold water replenishing pipeline; 61. a water delivery pipe; 62. a ninth cut-off valve; 63. a check valve.

Detailed Description

The invention is further described with reference to the accompanying drawings.

As shown in fig. 1, an integrated domestic hot water unit with a disinfection function includes a mounting base 1, the mounting base 1 includes a first module mounting bracket 11 and a second module mounting bracket 12, and the first module mounting bracket 11 and the second module mounting bracket 12 are fixedly connected through a fixing component 2. As shown in fig. 2 and 3, the fixing assembly 2 includes a first fixing block 21, a second fixing block 22 and a fixing member 23, the plurality of cuboid-shaped first fixing blocks 21 are fixedly connected to one end of the first module mounting frame 11 and are uniformly distributed along the width direction of the first module mounting frame 11, the plurality of cuboid-shaped second fixing blocks 22 are fixedly connected to one end of the second module mounting frame 12 facing the first module mounting frame 11 and are uniformly distributed along the width direction of the second module mounting frame 12, the second fixing blocks 22 are provided with matching grooves 221, the cross sections of which are rectangular, and the first fixing blocks 21 are located in the matching grooves 221.

The fixing member 23 includes a first fixing groove 231, a second fixing groove 232, a fitting block 233, a fixing plate 234, a fixing hole 235 and a fixing rod 236, the first fixing groove 231 is provided on the first fixing block 21, the second fixing groove 232 is provided on the second fixing block 22, the first fixing groove 231 and the second fixing groove 232 are mutually matched to form a fitting groove 24 with a trapezoidal cross section, a sliding hole 237 is provided on the first fixing block 21, the fixing rod 236 is located in the sliding hole 237, an accommodating groove 238 is provided on an upper end surface of the first fixing block 21, an actuating rod 239 is fixedly connected to an upper end surface of the fixing rod 236, the actuating rod 239 is located in the accommodating groove 238, and the width of the actuating rod 239 is smaller than that of the accommodating groove 238. The fixing plate 234 is fixedly connected to the second fixing block 22 and located below the matching groove 221, a fixing hole 235 is formed in the fixing block, the guide inclined surface 25 is formed in one side, facing the first fixing block 21, of the fixing plate 234 and one side, facing the second fixing block 22, of the fixing rod 236, and the fixing rod 236 is located in the fixing hole 235. A fitting block 233 having a trapezoidal cross section is fitted into the fitting groove 24, and a grip lever 26 is fixedly connected to a side of the fitting block 233 away from the fitting groove 24.

When the first module mounting frame 11 and the second module mounting frame 12 need to be assembled, the first fixing block 21 moves towards the second fixing block 22 and is embedded into the matching groove 221, the fixing rod 236 moves under the guidance of the guiding inclined plane 25 and enters the fixing hole 235 in the moving process of the first fixing block 21, and then a worker embeds the embedding block 233 into the embedding groove 24, so that the first fixing block 21 and the second fixing block 22 are firmly fixed together. When the detachment is needed, a worker takes down the fitting block 233 by holding the rod 26 and takes away the fixing rod 236 by pulling the rod 239, so that the first fixing block 21 and the second fixing block 22 can be separated from each other, thereby achieving the detachment of the first module mounting bracket 11 and the second module mounting bracket 12.

As shown in fig. 4 and 5, the second module mounting frame 12 is provided with the automatic hot water sterilizing module 3, and the automatic hot water sterilizing module 3 includes a system main circulation pump 31 and a silver ion sterilizer 32. The system main circulation pump 31 is mounted on the second module mounting bracket 12, and the system standby circulation pump 33 is mounted on the second module mounting bracket 12. The extension pipes 341 are fixedly connected to the water return port and the water outlet of the main system circulation pump 31 and the standby system circulation pump 33, the extension pipes 341 at the water outlet and the extension pipes 341 at the water inlet are communicated through a three-way joint 342, the water return pipe 343 is mounted on the second module mounting frame 12, and the water return pipe 343 is fixedly connected to the three-way joint 342 at the water inlet. A connecting pipe 344 is installed on the second module mounting frame 12, and one end of the connecting pipe 344 is fixedly connected with a three-way joint 342 close to a water outlet of the system main circulating pump 31.

An expansion tank 35 is installed on the second module mounting frame 12, and a water inlet of the expansion tank 35 is communicated with the middle of the connecting pipe 344. The silver ion sterilizer 32 is installed on the second module installation frame 12, a water inlet pipe 321 is fixedly connected to a water inlet of the silver ion sterilizer 32, a second stop valve 322 is installed on the water inlet pipe 321, a water outlet pipe 323 is fixedly connected to a water outlet of the silver ion sterilizer 32, which is fixedly connected to the water inlet pipe 321 and a connecting pipe 344, and a third stop valve 324 is installed on the water outlet pipe 323. A C-shaped bypass pipeline 36 is mounted on the second module mounting frame 12, a first stop valve 361 is mounted on the bypass pipeline 36, one end of the bypass pipeline 36 is communicated with one end of the water inlet pipe 321 far away from the second stop valve 322, and the other end of the bypass pipeline is communicated with one end of the water outlet pipe 323 far away from the third stop valve 324.

The end of the water outlet pipe 323 far away from the silver ion sterilizer 32 is provided with a cold water replenishing pipe 6, and the end of the bypass pipe 36 far away from the water inlet pipe 321 is positioned between the third stop valve 324 and the cold water replenishing pipe 6. The cold water replenishing pipeline 6 comprises a water conveying pipe 61, a ninth stop valve 62 and a check valve 63, the water conveying pipe 61 is fixedly connected onto the water outlet pipe 323, the ninth stop valve 62 is installed on the water conveying pipe 61, the check valve 63 is installed on the water conveying pipe 61, and the ninth stop valve 62 is located between the water outlet pipe 323 and the check valve 63.

As shown in fig. 5 and 6, control assembly 4 is disposed on second module mounting bracket 12, control assembly 4 includes controller 42 and second temperature sensor 41, controller 42 is installed on second module mounting bracket 12, controller 42 is PLC, second temperature sensor 41 is installed in wet return 343, second temperature sensor 41 is electrically connected with controller 42, second temperature sensor 41 is a temperature sensor, silver ion sterilizer 32, system main circulation pump 31 and system standby circulation pump 33 are all electrically connected with controller 42.

As shown in fig. 7 and 8, the heat exchange and supply module 5 is disposed on the first module mounting frame 11, and the heat exchange and supply module 5 includes a positive displacement heat exchanger 51, a delivery pipe 52 and a heat supply pipeline 53. The positive displacement heat exchanger 51 is mounted on the first module mounting frame 11, the delivery pipe 52 is fixedly connected to a water inlet of the positive displacement heat exchanger 51, and one end, far away from the positive displacement heat exchanger 51, of the delivery pipe 52 is communicated with the water outlet pipe 323. The heat supply pipeline 53 comprises a heat medium input pipeline 531 and a heat medium output pipeline 532, the heat medium input pipeline 531 comprises an input main pipe 5311, an input branch pipe 5312, a fourth stop valve 5313, an electric valve 5314, a fifth stop valve 5315 and a first temperature sensor 5316, the input main pipe 5311 is fixedly connected to a heat medium inlet of the positive displacement heat exchanger 51, the input branch pipe 5312 in a C shape is fixedly connected to the input main pipe 5311 and communicated with the input main pipe 5311, the fourth stop valve 5313 and the electric valve 5314 are installed on the input main pipe 5311 and located between two ends of the input branch pipe 5312, and the fifth stop valve 5315 is installed on the input branch pipe 5312. The first temperature sensor 5316 is installed in the positive displacement heat exchanger 51, the first temperature sensor 5316 is electrically connected to the electric valve 5314, and the first temperature sensor 5316 is a temperature sensor.

The heat medium output pipeline 532 comprises a first output main pipe 5321, a second output main pipe 5322, a sixth stop valve 5323, a drain valve 5324, an output branch pipe 5325, a seventh stop valve 5326 and an eighth stop valve 5327, wherein the first output main pipe 5321 and the second output main pipe 5322 are fixedly connected to a heat medium outlet of the positive displacement heat exchanger 51, the C-shaped output branch pipe 5325 is fixedly connected to the first output main pipe 5321, and the seventh stop valve 5326 is installed on the output branch pipe 5325. The first outlet main pipe 5321 is provided with a sixth stop valve 5323 and a drain valve 5324, the sixth stop valve 5323 and the drain valve 5324 are positioned between two ends of the outlet branch pipe 5325, and the second outlet branch pipe 5325 is provided with an eighth stop valve 5327.

As described above, the water flows in the water return pipe 343 and reaches the system main circulation pump 31, the second temperature sensor 41 detects the temperature of the water in the water return pipe 343, and sends the detected data to the controller 42, and the controller 42 processes the transmitted data and compares the processed data with the previously set temperature. If the detected temperature is higher than the set temperature, the controller 42 does not operate the main circulation pump 31, and if the detected temperature is lower than the set temperature, the controller 42 controls the main circulation pump 31 to operate, so that the water enters the silver ion sterilizer 32 through the connection pipe 344. When the silver ion sterilizer 32 operates at regular time under the control of the controller 42, the silver ion sterilizer 32 transmits a response signal to the controller 42, and the controller 42 controls the system main circulation pump 31 to operate after receiving the response signal, thereby realizing the simultaneous operation of the silver ion sterilizer 32 and the system main circulation pump 31. When the main circulating pump 31 of the system breaks down, workers can switch the line, so that the controller 42 controls the standby circulating pump 33 of the system, and the water can be continuously disinfected and purified. If the water pressure in the connection pipe 344 is increased due to the temperature of the water, the expansion tank 35 stores a part of the water; when the water pressure is lowered, the water in the expansion tank 35 flows back to the connection pipe 344 again, so that the water pressure in the connection pipe 344 is stabilized. Silver ions are generated in the silver ion sterilizer 32 through electrolysis, and the silver ions kill bacteria in the water, so that relatively pure water flows out from the water outlet pipe 323. When the silver ion sterilizer 32 needs to be maintained, a worker can close the second stop valve 322 and the third stop valve 324 and open the first stop valve 361, at this time, the worker can take down the silver ion sterilizer 32, and the water is conveyed to the positive displacement heat exchanger 51 through the bypass pipeline 36; after the maintenance is finished, the worker installs the silver ion sterilizer 32, opens the second stop valve 322 and the third stop valve 324, closes the first stop valve 361, and the silver ion sterilizer 32 continues the sterilization operation. The water entering the positive displacement heat exchanger 51 is stored in the positive displacement heat exchanger 51, and at this time, hot water or shielding gas having a relatively high temperature enters from the input main pipe 5311, after passing through the displacement heat exchanger 51, the hot water or shielding gas exchanges heat with the water in the displacement heat exchanger 51, at which time the temperature of the hot water and the shielding gas decreases, and exits from the heat medium outlet line 532, the temperature in the displacement heat exchanger 51 is sensed by the first temperature sensor 5316, and the temperature data is transmitted to the electric valve 5314, the electric valve 5314 controls the flow rate in the input main pipe 5311 according to the temperature change, so that the temperature of the water transmitted to the user is relatively constant, when maintenance of the electric valve 5314 is required, a worker may close the fourth stop valve 5313 and the stop valves on the electric valve 5314, open the fifth stop valve 5315, so that hot water and shielding gas are delivered from the input manifold 5312 to the positive displacement heat exchanger 51. Then hot water or shielding gas flows into the heat medium output pipeline 532, when shielding gas is conveyed in the input main pipe 5311, a worker closes the eighth stop valve 5327 to enable the shielding gas to leave the positive displacement heat exchanger 51 from the first output main pipe 5321, the drain valve 5324 discharges water in the shielding gas, when the drain valve 5324 needs maintenance, the worker closes the sixth stop valve 5323 and the stop valves on the drain valve 5324 to open the seventh stop valve 5326 to enable the shielding gas to leave the positive displacement heat exchanger 51 from the output branch pipe 5325; when hot water is fed into the input main pipe 5311, the worker closes the sixth stop valve 5323, the stop valves on the trap 5324, and the seventh stop valve 5326, so that the hot water flows to the second output main pipe 5322.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (6)

1. An integrated life hot water unit with disinfection function, characterized by: comprises a mounting base (1), the mounting base (1) comprises a first module mounting rack (11) and a second module mounting rack (12) which are fixedly connected with each other, a heat exchange and heat supply module (5) is arranged on the first module mounting rack (11), a hot water automatic disinfection module (3) is arranged on the second module mounting rack (12), the hot water automatic disinfection module (3) comprises a system main circulating pump (31) arranged on the second module mounting rack (12) and a silver ion disinfector (32) arranged on the second module mounting rack (12), a water return pipe (343) is fixedly connected on a water return port of the system main circulating pump (31), a connecting pipe (344) is arranged between the silver ion disinfector (32) and the system main circulating pump (31), and a water outlet of the silver ion disinfector (32) is connected with the heat exchange and heat supply module (5), a bypass pipeline (36) is arranged on the second module mounting frame (12), two ends of the bypass pipeline (36) are respectively positioned at a water inlet and a water outlet of the silver ion sterilizer (32), a first stop valve (361) is arranged on the bypass pipeline (36), a water inlet pipe (321) is fixedly connected to the water inlet of the silver ion sterilizer (32), the water inlet pipe (321) is communicated with the connecting pipe (344), the water inlet pipe (321) is communicated with one end of the bypass pipeline (36), a second stop valve (322) is arranged at one end, far away from the bypass pipeline (36), of the water inlet pipe (321), a water outlet pipe (323) is fixedly connected to the water outlet of the silver ion sterilizer (32), the water outlet pipe (323) is communicated with the other end of the bypass pipeline (36), and a third stop valve (324) is arranged at one end, far away from the bypass pipeline (36), of the water outlet pipe (323), the heat exchange and supply module (5) comprises a positive displacement heat exchanger (51) fixedly connected to the first module mounting frame (11), a conveying pipe (52) with two ends respectively and fixedly connected with the positive displacement heat exchanger (51) and the water outlet pipe (323), and a heat supply pipeline (53) arranged on the positive displacement heat exchanger (51); a system standby circulating pump (33) is fixedly connected to the second module mounting frame (12), and two ends of the system standby circulating pump (33) are communicated with two ends of the system main circulating pump (31); be provided with control assembly (4) on second module mounting bracket (12), control assembly (4) including fixed connection controller (42) on second module mounting bracket (12), install second temperature sensor (41) on wet return (343), second temperature sensor (41) with controller (42) are connected, silver ion sterilizer (32), system main circulating pump (31) and system spare circulating pump (33) all with controller (42) signal connection, second temperature sensor (41) detect the temperature of the water that flows into wet return (343), and with the data transmission that obtain that detect to controller (42) department, controller (42) are handled data and are compared with the temperature of original settlement, if the temperature is greater than the maximum value of settlement, controller (42) control system main circulating pump (31) this moment, the main circulating pump (31) of the system is not operated, and water cannot enter; when the temperature is lower than the set minimum value, the controller (42) controls the system main circulating pump (31) to operate the system main circulating pump (31) to enable water to flow to the silver ion sterilizer (32), so that the water temperature of the water flowing to a user is proper; when the controller (42) controls the silver ion sterilizer (32) to operate in a timing mode, the silver ion sterilizer (32) transmits a response signal to the controller (42), the controller (42) processes the signal and then sends the signal to the system main circulating pump (31), so that the system main circulating pump (31) operates, and the silver ion sterilizer (32) and the system main circulating pump (31) work simultaneously.

2. The integrated domestic hot water unit with sterilizing function as claimed in claim 1, wherein: an expansion tank (35) is arranged on the connecting pipe (344), and the expansion tank (35) is located between the bypass pipeline (36) and the system main circulating pump (31).

3. The integrated domestic hot water unit with sterilizing function as claimed in claim 1, wherein: the heat supply pipeline (53) comprises a heat medium input pipeline (531) and a heat medium output pipeline (532), the heat medium input pipeline (531) comprises an input main pipe (5311) arranged on the first module mounting rack (11), an input branch pipe (5312) connected to the input main pipe (5311), a fourth stop valve (5313) and an electric valve (5314) arranged on the input main pipe (5311), a fifth stop valve (5315) arranged on the input branch pipe (5312), and a first temperature sensor (5316) arranged in the positive displacement heat exchanger (51), the first temperature sensor (5316) is in signal connection with the electric valve (5314), the input main pipe (5311) is connected with the positive displacement heat exchanger (51), two ends of the input branch pipe (5312) are communicated with the input main pipe (5311), the fourth stop valve (5313) and electrically operated valve (5314) are located between the two ends of the input branch (5312).

4. The integrated domestic hot water unit with sterilizing function as claimed in claim 3, wherein: the heat medium output pipeline (532) comprises a first output main pipe (5321) and a second output main pipe (5322) which are installed on the first module installation frame (11), a sixth stop valve (5323) and a drain valve (5324) which are installed on the first output main pipe (5321), an output branch pipe (5325) which is connected to the first output main pipe (5321), a seventh stop valve (5326) which is installed on the output branch pipe (5325), and an eighth stop valve (5327) which is installed on the second output main pipe (5322), wherein the sixth stop valve (5323) and the drain valve (5324) are located between two ends of the output branch pipe (5325), and the first output main pipe (5321) or the second output main pipe (5322) is connected with the positive displacement heat exchanger (51).

5. The integrated domestic hot water unit with sterilizing function as claimed in claim 1, wherein: first module mounting bracket (11) with be provided with fixed subassembly (2) between second module mounting bracket (12), fixed subassembly (2) including fixed connection first fixed block (21), the fixed connection on first module mounting bracket (11) second fixed block (22) on second module mounting bracket (12), be used for right first fixed block (21) and second fixed block (22) carry out fixed mounting (23), seted up on second fixed block (22) with cooperation groove (221) that first fixed block (21) match.

6. The integrated domestic hot water unit with sterilizing function as claimed in claim 5, wherein: the fixing piece (23) comprises a first fixing groove (231) arranged on the first fixing block (21), a second fixing groove (232) arranged on the second fixing block (22), an embedding block (233) embedded in the first fixing groove (231) and the second fixing groove (232), a fixing plate (234) fixedly connected to the second fixing block (22), a fixing hole (235) arranged on the fixing plate (234), and a fixing rod (236) slidably connected to the first fixing block (21), wherein a guide inclined surface (25) is arranged on one side, facing each other, of the fixing plate (234) and the fixing rod (236), the fixing rod (236) enters the fixing hole (235) under the driving of the guide inclined surface (25), a pulling rod (239) is fixedly connected to the fixing rod (236), and an accommodating groove (238) is arranged on the first fixing block (21), the pulling rod (239) is positioned in the accommodating groove (238).

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