CN209978353U

CN209978353U - Liquid circulation heating device

Info

Publication number: CN209978353U
Application number: CN201920784932.8U
Authority: CN
Inventors: 张素
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-21
Anticipated expiration: 2029-05-28

Abstract

The utility model belongs to the technical field of liquid heating equipment, refer in particular to a liquid circulation heating device, including circulating pump and heat-generating body, the one end intercommunication of pipeline and tee joint one is passed through to the play water end of circulating pump, and the wherein one end intercommunication of pipeline and the end of intaking of suction pump, solenoid valve is passed through respectively to the other both ends of tee joint one, the end of intaking of heat-generating body passes through the one end intercommunication of pipeline and tee joint two, and the other end intercommunication of the play water end of pipeline and suction pump, solenoid valve is passed through respectively to the other both ends of tee joint two, and circulating pump, suction pump and solenoid valve all with control assembly electric connection. The utility model discloses compare prior art, undertake the work task that most originally belongs to the suction pump through the circulating pump, effectively reduced the operating time of suction pump for the life of suction pump is difficult for exhaling, and then has effectively reduced the fault frequency of this device.

Description

Liquid circulation heating device

The technical field is as follows:

the utility model belongs to the technical field of liquid heating equipment, refer in particular to a liquid circulation heating device.

Background art:

with the increasing quality of life, some household water storage containers (such as bathtubs, footbaths, bowls, etc.) are equipped with a liquid circulation heating device in sequence, and the liquid circulation heating device can heat the liquid in the water storage container, so that the liquid in the water storage container can be kept at a constant temperature.

The liquid circulation heating device generally comprises a micro water pump and a heating body, the micro water pump is used as a power source of the liquid circulation heating device, liquid in the water storage container is pumped into the heating body by the micro water pump, and the liquid flows back to the water storage container after being heated by the heating body, so that the constant temperature of the liquid in the water storage container is realized.

However, since the carbon brush of the micro water pump has a certain life, even a high-grade micro water pump with high cost cannot reach the life of tens of thousands of hours like a brushless motor, and a low-grade micro water pump with low cost has a low life, and the average life is only 500 hours. Therefore, in the actual use process, the hydronic heating device is limited by the service life of the micro water pump, so that the micro water pump is prone to frequently generating faults, most of the faults are that the service life of the micro water pump is used up, and then the micro water pump needs to be maintained and replaced, and the maintenance and replacement cost is high.

The invention content is as follows:

the utility model aims at providing an effectively reduce the frequency of failure, the difficult hydrologic cycle heating device who exhausts of life of suction pump.

The utility model discloses a realize like this:

the utility model provides a liquid circulation heating device, including the circulating pump of the end of intaking and external storage water space intercommunication and the heat-generating body of water outlet end and external storage water space intercommunication, the water outlet end of circulating pump passes through the one end intercommunication of pipeline and tee joint one, and the other both ends of tee joint one communicate with the one of them end of intaking of suction pump, solenoid valve respectively through the pipeline, the end of intaking of heat-generating body passes through the one end intercommunication of pipeline and tee joint two, and the other both ends of tee joint two communicate with the other end of the water outlet end of suction pump, solenoid valve respectively through the pipeline, and circulating pump, suction pump and solenoid valve all with control assembly electric connection, by opening or stopping of control assembly control circulating pump, the start or stop of suction pump and the opening or closing of solenoid valve.

In foretell liquid circulation heating device, still including the casing that has the inner chamber, be provided with on the casing and connect the water supply connector and the water outlet connector of inner chamber and external water storage space intercommunication, circulating pump, heat-generating body, suction pump, solenoid valve and control assembly all set up in the inner chamber of casing, and the end of intaking of circulating pump passes through the inner intercommunication of pipeline with water supply connector, and the water outlet end of heat-generating body passes through the inner intercommunication of pipeline section and water outlet connector.

In a foretell liquid circulation heating device, still including the rivers sensor that is used for detecting the interior liquid flow of pipeline, the rivers sensor sets up on the pipeline between suction pump and three way connection two or the pipeline between three way connection two and the heat-generating body, control assembly and rivers sensor electric connection, and control assembly according to the detection signal control circulating pump start or stop, suction pump start or stop and the opening or closing of solenoid valve of rivers sensor.

In a foretell liquid circulation heating device, still including the rivers sensor that is used for detecting the interior liquid flow of pipeline, the rivers sensor sets up on water supply connector's hole or on the pipeline between water supply connector and the circulating pump, through delay circuit electric connection between control assembly and the rivers sensor, the control assembly is according to the start or stop of the detection signal control circulating pump of rivers sensor, the start or stop of suction pump and the opening or closing of solenoid valve.

In the above liquid circulation heating apparatus, the pipeline is a water delivery hose or a metal pipe.

In foretell liquid circulation heating device, the outer end of water supply connector communicates with the inner of inlet tube, and the outer end tip of inlet tube is provided with the filter of inner chamber and inlet tube pipeline intercommunication, is provided with the tourmaline ball that is used for purifying water quality in the inner chamber of filter, sets up the window with its inner chamber and external water storage space intercommunication on the filter, is provided with on the window and crosses the water filter screen.

In the above liquid circulation heating device, the outer end of the water outlet joint is communicated with the inner end of the water outlet pipe, and the outer ends of the water outlet pipe and the water inlet pipe are both provided with a sucker or a binding belt.

Compared with the prior art, the utility model outstanding advantage is:

1. the utility model adopts a double power source structure of the water pump and the circulating pump, realizes the switching between the double power source and the liquid circulation pipeline route by means of the working state of the water pump and the circulating pump and the opening and closing state of the electromagnetic valve, and simultaneously, the circulating pump has longer service life and can work as the main power source of the device;

2. compared with the prior art, the utility model has the advantages that the circulating pump is used for bearing most of the work tasks originally belonging to the water pump, thereby effectively reducing the work time of the water pump, ensuring that the service life of the water pump is not easy to be exhausted, and further effectively reducing the fault frequency of the device;

3. the utility model discloses a liquid flow of water flow sensor in to the pipeline detects to confirm whether the circulating pump accomplishes the pump filling process, make the circulating pump carry out work as the power supply in most of time, the suction pump only carries out work as the starting tool of this device, thereby has further saved the operating time of suction pump.

Description of the drawings:

fig. 1 is a view showing an opened state of a housing according to a first embodiment of the present invention;

fig. 2 is a schematic diagram of a liquid circulation pipeline according to a first embodiment of the present invention;

fig. 3 is an overall schematic view of the present invention;

FIG. 4 is a diagram of the connection between the control assembly and other components of the present invention;

fig. 5 is a schematic diagram of a liquid circulation pipeline according to a second embodiment of the present invention.

In the figure: 1. a circulation pump; 2. a heating element; 3. a first tee joint; 4. a water pump; 5. an electromagnetic valve; 6. a tee joint II; 7. a control assembly; 8. a housing; 9. a water inlet joint; 10. a water outlet joint; 11. a water flow sensor; 12. a water inlet pipe; 13. a filter; 14. passing through a water filter screen; 15. a water outlet pipe; 16. and (4) sucking discs.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 5:

the first embodiment is as follows:

a liquid circulation heating device comprises a circulating pump 1 and a heating body 2, wherein the circulating pump 1 is communicated with an external water storage space, the water outlet end of the circulating pump 1 is communicated with one end of a tee joint I3 through a pipeline, the other two ends of the tee joint I3 are respectively communicated with the water inlet end of a water suction pump 4 and one end of an electromagnetic valve 5 through pipelines, the water inlet end of the heating body 2 is communicated with one end of a tee joint II 6 through a pipeline, the other two ends of the tee joint II 6 are respectively communicated with the water outlet end of the water suction pump 4 and the other end of the electromagnetic valve 5 through pipelines, the circulating pump 1, the water suction pump 4 and the electromagnetic valve 5 are all electrically connected with a control assembly 7, and the control assembly 7 controls the starting or stopping of the circulating pump 1, the starting or stopping of the water suction pump 4 and the opening or closing of the electromagnetic valve 5.

The utility model discloses have following two liquid circulation pipeline routes:

first liquid circulation pipeline route: an external water storage space, a circulating pump 1, a tee joint I3, a water pump 4, a tee joint II 6, a heating body 2 and an external water storage space. The circulating pump 1 is in a non-working state, the water suction pump 4 is in a normal working state, the electromagnetic valve 5 is in a closed state, and the heating body 2 is in a normal working state.

A second liquid circulation pipeline route: an external water storage space, a circulating pump 1, a tee joint I3, an electromagnetic valve 5, a tee joint II 6, a heating body 2 and an external water storage space. The circulating pump 1 is in a normal working state, the water suction pump 4 is in an out-of-operation state, the electromagnetic valve 5 is in an opening state, and the heating body 2 is in a normal working state.

The control assembly 7 controls the starting or stopping of the circulation plate, the starting or stopping of the water suction pump 4 and the opening or closing of the electromagnetic valve 5 to realize the mutual switching of the first liquid circulation pipeline route and the second liquid circulation pipeline route.

Meanwhile, the utility model discloses when being in just starting condition, should move after a period in the liquid circulation pipeline route one earlier, just can switch into circulation pipeline route two. This is because the circulation pump 1 needs to be pumped before operating normally, and the circulation pump 1 can operate normally only by discharging air from the circulation pump 1 through the liquid.

The utility model adopts a double power source structure of the water pump 4 and the circulating pump 1, realizes the switching between the double power source and the liquid circulating pipeline route by means of the working states of the water pump 4 and the circulating pump 1 and the opening and closing state of the electromagnetic valve 5, and meanwhile, the circulating pump 1 has longer service life and can work as the main power source of the device; compared with the prior art, the circulating pump 1 is used for bearing most of the original work tasks belonging to the water suction pump 4, the work time of the water suction pump 4 is effectively shortened, the service life of the water suction pump 4 is not easy to use up, and the fault frequency of the device is effectively reduced.

Furthermore, in this embodiment, in order to avoid the influence of the liquid in the external water storage space on the electrical connection between the control assembly 7 and other components, the water heater further includes a housing 8 having an inner cavity, the housing 8 is provided with a water inlet joint 9 and a water outlet joint 10 for communicating the inner cavity with the external water storage space, the circulating pump 1, the heating element 2, the water pump 4, the electromagnetic valve 5 and the control assembly 7 are all disposed in the inner cavity of the housing 8, the water inlet end of the circulating pump 1 is communicated with the inner end of the water inlet joint 9 through a pipeline, and the water outlet end of the heating element 2 is communicated with the inner end of the water outlet joint 10 through a pipeline section.

In addition, in order to further save the working time of the water suction pump 4 and enable the circulating pump 1 to work as a power source in most of time, the water circulation system further comprises a water flow sensor 11 for detecting the liquid flow in the pipeline, wherein the water flow sensor 11 is arranged on the pipeline between the water suction pump 4 and the second three-way joint 6 or the pipeline between the second three-way joint 6 and the heating body 2, the control assembly 7 is electrically connected with the water flow sensor 11, and the control assembly 7 controls the starting or stopping of the circulating pump 1, the starting or stopping of the water suction pump 4 and the opening or closing of the electromagnetic valve 5 according to a detection signal of the water flow sensor 11. The working principle is as follows: the device is started to operate, the working state of the device is a first liquid circulation pipeline route, namely the circulation pump 1 is in an out-of-operation state, the water suction pump 4 is in a normal working state, and the electromagnetic valve 5 is in a closed state; when the water flow sensor 11 on the pipeline between the water pump 4 and the second three-way joint 6 or the pipeline between the second three-way joint 6 and the heating body 2 detects the liquid flow, the circulating pump 1 is indicated to finish the pump filling process; the water flow sensor 11 transmits a signal to the control assembly 7, and the control assembly 7 controls the water suction pump 4 to stop working, the circulating pump 1 to start working and the electromagnetic valve 5 to be opened, namely the working state of the device is switched to a liquid circulating pipeline route II.

Wherein, the utility model discloses opening or closing of heat-generating body 2 can be controlled by control assembly 7, after water flow sensor 11 detected liquid flow, control assembly 7 delays time after and opens heat-generating body 2. In addition, the heating element 2 of the present invention can be opened or closed by a user directly or manually.

In addition, the pipeline is a water delivery hose or a metal pipe, and the pipeline in the embodiment adopts the water delivery hose.

In order to prevent that external particulate matter from getting into the liquid circulation route and causing the damage to circulating pump 1, suction pump 4, simultaneously in order to improve quality of water in the liquid circulation route, the outer end of water supply connector 9 and the inner intercommunication of inlet tube 12, the outer end tip of inlet tube 12 is provided with filter 13 of inner chamber and inlet tube 12 pipeline intercommunication, is provided with the tourmaline ball that is used for purifying water quality in filter 13's the inner chamber, sets up the window with its inner chamber and external store water space intercommunication on filter 13, is provided with water filter screen 14 on the window.

Furthermore, the outer end of the water outlet joint 10 is communicated with the inner end of the water outlet pipe 15, and the outer ends of the water outlet pipe 15 and the water inlet pipe 12 are both provided with a sucker 16 or a binding belt. In this embodiment, the water outlet pipe 15 and the water inlet pipe 12 are both provided with a suction cup 16, and they are fixed in the external water storage space through the suction cup 16, so as to improve the working stability of the utility model.

Example two:

the structure of the present embodiment is substantially the same as that of the above embodiment, and the main difference is: the water flow sensor 11 is arranged on an inner hole of the water inlet joint 9 or a pipeline between the water inlet joint 9 and the circulating pump 1, the control assembly 7 is electrically connected with the water flow sensor 11 through a delay circuit, and the control assembly 7 controls the starting or stopping of the circulating pump 1, the starting or stopping of the water suction pump 4 and the opening or closing of the electromagnetic valve 5 according to a detection signal of the water flow sensor 11. The working principle is as follows: the device is started to operate, and the working state of the device is a first liquid circulation pipeline route; when the water flow sensor 11 on the inner hole of the water inlet joint 9 or on the pipeline between the water inlet joint 9 and the circulating pump 1 detects the liquid flow, the liquid is indicated to be stored in the external water storage space and can be pumped into the device; in order to ensure that the control assembly 7 is switched to the second liquid circulation pipeline route after the air in the circulation pump 1 is discharged, the water flow sensor 11 transmits a signal to the delay circuit, and the signal is transmitted to the control assembly 7 after the delay circuit delays for a certain time.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A liquid circulation heating device is characterized in that: comprises a circulating pump (1) with a water inlet end communicated with an external water storage space and a heating element (2) with a water outlet end communicated with the external water storage space, the water outlet end of the circulating pump (1) is communicated with one end of the tee joint I (3) through a pipeline, the other two ends of the tee joint I (3) are respectively communicated with the water inlet end of the water suction pump (4) and one end of the electromagnetic valve (5) through pipelines, the end of intaking of heat-generating body (2) passes through the one end intercommunication of pipeline and three way connection two (6), and the other both ends of three way connection two (6) are respectively through the play water end of pipeline and suction pump (4), the other end intercommunication of solenoid valve (5), and circulating pump (1), suction pump (4) and solenoid valve (5) all with control assembly (7) electric connection, by opening or stopping of control assembly (7) control circulating pump (1), opening or stopping of suction pump (4) and opening or closing of solenoid valve (5).

2. A hydronic apparatus as claimed in claim 1, wherein: still including casing (8) that have the inner chamber, be provided with on casing (8) with water supply connector (9) and water connectors (10) of inner chamber and external water storage space intercommunication, circulating pump (1), heat-generating body (2), suction pump (4), solenoid valve (5) and control assembly (7) all set up in the inner chamber of casing (8), the end of intaking of circulating pump (1) passes through the pipeline and communicates with the inner of water supply connector (9), and the inner intercommunication of pipeline section and water connectors (10) is passed through to the play water end of heat-generating body (2).

3. A hydronic apparatus according to claim 1 or 2, wherein: still including rivers sensor (11) that are used for detecting liquid flow in the pipeline, rivers sensor (11) set up on the pipeline between suction pump (4) and three way connection two (6) or on the pipeline between three way connection two (6) and heat-generating body (2), control assembly (7) and rivers sensor (11) electric connection, and control assembly (7) according to the start or stop of the detection signal control circulating pump (1) of rivers sensor (11), start or stop of suction pump (4) and open or close of solenoid valve (5).

4. A hydronic apparatus as claimed in claim 2, wherein: still including rivers sensor (11) that are used for detecting liquid flow in the pipeline, rivers sensor (11) set up on the hole of water supply connector (9) or on the pipeline between water supply connector (9) and circulating pump (1), through delay circuit electric connection between control assembly (7) and rivers sensor (11), control assembly (7) open or stop, the start or stop of suction pump (4) and the opening or closing of solenoid valve (5) according to the detection signal control circulating pump (1) of rivers sensor (11).

5. A hydronic apparatus according to claim 1 or 2, wherein: the pipeline is a water delivery rubber hose or a metal pipe.

6. A hydronic apparatus as claimed in claim 2, wherein: the outer end of water inlet joint (9) and the inner intercommunication of inlet tube (12), the outer end tip of inlet tube (12) is provided with filter (13) of inner chamber and inlet tube (12) pipeline intercommunication, is provided with the tourmaline ball that is used for purifying water quality in the inner chamber of filter (13), sets up the window that communicates its inner chamber and external store water space on filter (13), is provided with water filter screen (14) on the window.

7. A hydronic apparatus as claimed in claim 6, wherein: the outer end of the water outlet joint (10) is communicated with the inner end of the water outlet pipe (15), and the outer ends of the water outlet pipe (15) and the water inlet pipe (12) are respectively provided with a sucker (16) or a binding belt.