CN104772301A - Steam cleaner with double water pumps - Google Patents

Abstract

The invention discloses a steam cleaner with double water pumps, which comprises a handle, a steam generating device and a cleaning head, wherein the steam generating device comprises an upper shell and a lower shell and is provided with a switch button; a water tank is arranged in the upper shell, and a first water pump, a second water pump, a heating body and a steam outlet are arranged in the lower shell; the input end of the first water pump is connected with the water tank through a first through pipe and can pump water into the heating body for heating, and the output end of the first water pump is connected with the heating body through a second through pipe; the input end of the second water pump is communicated with the second through pipe through the third through pipe, the output end of the second water pump is communicated with the first through pipe through the fourth through pipe and finally communicated with the water tank, and the second water pump is started to work after the switch button is pressed down to stop the work of the heating body and can suck back steam in the heating body into the water tank. When the heating element stops working, the second water pump can pump the residual steam in the heating element back to the water tank and recycle the residual steam, so that the safety is high, and the energy-saving and environment-friendly effects are achieved.

Description

A steam cleaner with double water pumps

technical field

The invention relates to a steam cleaner, in particular to a steam cleaner with double water pumps.

Background technique

With the improvement of people's living standards, steam cleaners have gradually entered people's daily life. The steam cleaner can spray steam to the position that needs to be cleaned, and then brush back and forth through the cleaning head to achieve the cleaning effect. Steam cleaning The cleaner is welcomed by the majority of users for its high cleaning efficiency and high cleanliness. Existing steam cleaners generally include a handle, a steam generator, and a cleaning head. The steam generating device includes an upper shell and a lower shell which are connected and fixed with each other. The steam generating device is provided with a switch button, and the steam generator is provided with a water tank, a water pump, and a heating element connected in sequence. When the switch button is pressed to make the heating element work, the water pump can pump the water in the water tank to the heating element for heating, and the heating element fully heats the water to convert it into water vapor and circulate it into the cleaning head, through which the cleaning head faces outward. Jets out steam and can be cleaned with the cleaning head. And when the user presses the switch button to stop the heating element, the water vapor remaining in the heating element will continue to spray out, and it will take a while to completely stop the steam spraying. Generally, it is difficult to stop the steam within 3 seconds. It conforms to the relevant national safety regulations, and the temperature of the steam is very high, which poses a threat to the personal safety of users, especially children, and has a relatively large potential safety hazard, which is prone to safety accidents.

Therefore, how to realize a steam cleaner with a simple and reasonable structure, which can quickly and timely cut off the steam after being closed, has high safety performance, can recover and recycle the residual steam, is energy-saving and environmentally friendly, and is simple and convenient to use. urgent technical issues to be resolved.

Contents of the invention

The main purpose of the present invention is to provide a steam cleaner with double water pumps, aiming to realize a steam cleaner with simple and reasonable structure, which can quickly and timely cut off the steam after closing, has high safety performance, and can recover and recycle the residual steam. Energy saving and environmental protection, easy to use steam cleaner with double water pumps.

The present invention proposes a steam cleaner with double water pumps, which is sequentially connected with a handle, a steam generating device, and a cleaning head from top to bottom. A plurality of control buttons, the control buttons include switch buttons; the upper casing is provided with a water tank for water storage, the lower casing is provided with a first water pump, a second water pump, a heating element that can heat water to convert it into steam, and communicate with the The steam outlet between the heating body and the cleaning head; the input end of the first water pump is connected to the water tank through the first through pipe and can pump the water in the water tank into the heating body for heating, and the output end of the first water pump is through the second through pipe. The pipe is connected with the heating element; the input end of the second water pump is connected with the second through pipe through the third through pipe, and the output end of the second water pump is connected with the first through pipe through the fourth through pipe and finally communicated with the water tank. The second water pump starts work after pressing the switch button to make the heating element stop working and can pump the steam in the heating body back into the water tank.

Preferably, the steam outlet communicates with the heating element through a fifth pipe.

In the steam cleaner of the present invention, when the switch button is pressed, the heating body stops working, and the second water pump starts immediately, and the steam remaining in the heating body is drawn back through the third through pipe and the second through pipe. The through pipe and the first through pipe return to the water tank. Such a simple structure and process can quickly and timely evacuate the steam in the heating body, so as to prevent the residual steam from circulating to the outside and harming the personal safety of the user. That is to say, this The steam cleaner invented can cut off the steam within 3 seconds after it is closed, and will not spray out steam anymore. It has a very high safety performance and fully complies with the relevant national safety regulations. Moreover, the steam is pumped back into the water tank, and the remaining excess steam is recovered and recycled to save energy, which is very in line with the current concept of only being able to protect the environment. At the same time, the above-mentioned action of withdrawing the steam is an automatic operation, which requires no additional operation by the user, and is simple and convenient to use. The invention realizes a double water pump steam cleaner with simple and reasonable structure, quick and timely shut-off of steam after closing, high safety performance, recovery and recycling of residual steam, energy saving and environmental protection, and simple and convenient use.

Description of drawings

Fig. 1 is a schematic view of the internal structure of a steam generating device in an embodiment of a steam cleaner with dual water pumps according to the present invention.

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Referring to FIG. 1 , an embodiment of a double-pump steam cleaner of the present invention is proposed, which is sequentially connected with a handle, a steam generating device, and a cleaning head from top to bottom.

The steam generating device includes an upper shell and a lower shell 100 which are connected and fixed to each other. Several control buttons are arranged on the steam generating device, and the control buttons include switch buttons.

A water tank for storing water is arranged in the upper shell.

The lower casing 100 is provided with a first water pump 101, a second water pump 102, a heating element 103 capable of heating water to convert it into steam, and a steam outlet 104 connected between the heating element 103 and the cleaning head.

The input end of the first water pump 101 is connected with the water tank through the first through pipe 105 and can pump the water in the water tank into the heating element 103 for heating, and the output end of the first water pump 101 is connected with the heating element 103 through the second through pipe 106 to connect.

The input end of the second water pump 102 communicates with the second through pipe 106 through the third through pipe 107, and the output end of the second water pump 102 communicates with the first through pipe 105 through the fourth through pipe 108 and finally communicates with the water tank. The two water pumps 102 start work after pressing the switch button to make the heating element 103 stop working and can return the steam in the heating element 103 to the water tank.

The steam outlet 104 communicates with the heating element 103 through a fifth pipe 109 .

When the switch button is pressed to make the heating element 103 work, the first water pump 101 is connected to the water tank through the first through pipe 105 and can pump the water in the water tank into the heating element 103 for heating, and the heating element 103 fully heats the water to make it The steam is converted into water vapor and can flow into the cleaning head through the fifth pipe 109, and the steam can be sprayed out through the cleaning head and can be cleaned by the cleaning head. And when the user presses the switch button to make the heating element 103 stop working, the water vapor remaining in the heating element 103 will continue to spray outwards through the fifth pipe 109 and the cleaning head, and it will take a period of time before it can completely stop outwards. It is generally difficult to cut off the steam within 3 seconds, which does not comply with the relevant national safety regulations, and the temperature of the steam is very high, which poses a threat to the personal safety of users, especially children. There are relatively large safety hazards and accidents are prone to occur. And steam cleaner of the present invention when pressing switch button, heating element 103 stops working, and second water pump 102 starts at once, and by the 3rd through pipe 107, the second through pipe 106 the remaining steam in heating element 103 is carried out. Back pumping, and return to the water tank through the fourth pipe 108 and the first pipe 105, such a simple structure and process can quickly and timely evacuate the steam in the heating element 103, so as to prevent the residual steam from circulating to the outside and damaging the water tank. And the personal safety of the user, that is to say, the steam cleaner of the present invention can cut off the steam immediately within 3 seconds after being closed, and will not spray steam outwards again. The safety performance is very high, and it fully complies with the relevant national safety regulations. Moreover, the steam is pumped back into the water tank, and the remaining excess steam is recovered and recycled to save energy, which is very in line with the current concept of only being able to protect the environment. At the same time, the above-mentioned action of withdrawing the steam is an automatic operation, which requires no additional operation by the user, and is simple and convenient to use. The invention realizes a double water pump steam cleaner with simple and reasonable structure, quick and timely shut-off of steam after closing, high safety performance, recovery and recycling of residual steam, energy saving and environmental protection, and simple and convenient use.

The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural transformations made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technical fields, are all The same reasoning is included in the patent protection scope of the present invention.

Claims (2)

1. The steam cleaner of a kind of double water pump is characterized in that, is connected with handle, steam generating device, cleaning head successively from top to bottom, and described steam generating device comprises the upper housing, the lower housing that are mutually connected and fixed, so The steam generating device is provided with several control buttons, and the control buttons include switch buttons; the upper housing is provided with a water tank for storing water, and the lower housing is provided with a first water pump, a second water pump, and a A heating element that is heated to convert it into steam is connected to the steam outlet between the heating element and the cleaning head; the input end of the first water pump is connected to the water tank through the first through pipe and can be connected to the water tank. The water in the water tank is pumped into the heating body for heating, the output end of the first water pump is connected with the heating body through the second through pipe; the input end of the second water pump is connected with the heating body through the third through pipe The second through pipe communicates, and the output end of the second water pump communicates with the first through pipe through the fourth through pipe and finally communicates with the water tank. When the second water pump presses the switch The button starts the operation after the heating element stops working and can draw back the steam in the heating element into the water tank. 2. The steam cleaner of a kind of double water pump according to claim 1, is characterized in that, communicates between described steam outlet and described heating element through the fifth through pipe.