WO2009111989A1

WO2009111989A1 - A pressure steam generating device and a steam cleaner

Info

Publication number: WO2009111989A1
Application number: PCT/CN2009/070769
Authority: WO
Inventors: 游图明
Original assignee: You Tuming
Priority date: 2008-03-14
Filing date: 2009-03-13
Publication date: 2009-09-17
Also published as: CN201196409Y

Abstract

A pressure steam generating device includes a heating unit (51), a water pump (53), a water tank (3), and a steam generating tube (55) and an electric heating tube (52) which are buried in the body of the heating unit (51). The steam generating tube (55) has an inlet (551) and an outlet (552). The water pump (53) is connected between the water tank (3) and the inlet (551) of the steam generating tube (55). The outlet (552) of the steam generating tube (55) is connected with a filter device (57), and the outlet of the filter device (57) is connected with a caliber reduced portion (58). The inner diameter of the caliber reduced portion (58) is less than that of the steam generating tube (55).

Description

Instruction manual

Pressure steam forming device and steam cleaner

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a steam forming apparatus and a steam cleaner having a pressure steam forming apparatus, and more particularly to a steam forming apparatus having a certain pressure and a steam cleaner having a pressure steam forming apparatus.

[2] Steam forming devices with a certain pressure have a wide range of applications, and typical examples are steam cleaners and steam irons. The basic structure and principle of the steam cleaner is to drive water in a water tank from the inlet of a U-shaped tube into a U-shaped tube through a small water pump. The U-shaped tube is embedded in a heating body, and the heating body is also embedded with a pair. The electric heating tube is heated, and the electric heating tube is energized to heat the heating body, and the heating body heats the U-shaped tube, so that the water that is driven into the U-shaped tube is heated and vaporized, and is ejected from the outlet of the U-shaped tube to form a place. Required steam, which can be used to clean stoves or other places that are greasy and difficult to clean with cold water. The basic principle of the steam iron is to provide a drip device above the ironing board. The water in the water tank drops from the drip device into the steam chamber above the ironing board, and is heated to form steam, which is ejected from the small hole in the ironing board. To humidify the clothes that are being ironed.

[3] There are many similar situations where steam is needed, such as steaming face massagers, steam irons, steam knives, steam mops, etc. The common disadvantage is that the steam pressure generated is insufficient, and the sprayed steam contains a small amount of water droplets, which is difficult to achieve a good effect.

[4] On February 9, 2007, the applicant submitted to the State Intellectual Property Office a patent application for the subject of "pressure steam forming method, device and washer and iron using the device". The patent application number is 20071 0007474.9, the pressure steam forming device in the application comprises a heating body, a water pump, a water tank and a steam forming tube embedded in the heating body, and an electric heating tube, wherein the electric heating tube is connected to a power source to heat the heating body, the steam forming tube has An inlet and an outlet, the water pump is connected between the water tank and the inlet of the steam forming tube to drive water in the water tank into the steam forming tube, and the steam forming tube is formed at an outlet to form a steam forming tube which is formed by water heating. The pipe diameter reduction portion where the steam increases the pressure. In practice, because water is inevitably mixed with impurities, especially in some areas, water tends to form scale on the inner wall of the tube after heating. It is easy to cause the pipe diameter reduction portion to be blocked, which affects the use.

Summary of the invention

[5] The present invention provides an improved pressure steam forming apparatus whose main object is to overcome the disadvantage that the reduced diameter portion of the conventional pressure steam forming apparatus is easily blocked by impurities.

[6] The present invention adopts the following technical solution: an improved pressure steam forming device comprising a heating body, a water pump, a water tank, and a steam forming tube and an electric heating tube embedded in the heating body, the steam forming tube having an inlet and an outlet The water pump is connected between the water tank and the inlet of the steam forming tube. The outlet of the steam forming tube is connected with a filtering device. The outlet of the filtering device is connected with a diameter reducing portion, and the inner diameter of the reduced diameter portion is smaller than the inner diameter of the steam forming tube. .

[7] The above-mentioned improved pressure steam forming device, wherein the filtering device comprises two disc-shaped bodies having concave surfaces opposite to each other and closely connected to each other, and a filter mesh is interposed between the two disc-shaped bodies, and the convex surfaces of the two disc-shaped bodies are respectively disposed opposite to each other. A connector that communicates with the space between the two discs.

[8] The above-described improved pressure steam forming apparatus, wherein the steam forming tube has an inner diameter of 5 to 20 mm, and the small diameter portion has an inner diameter of 1 to 3 mm. The filter has a diameter larger than the inner diameter of the steam forming tube.

[9] The above-described steam cleaner having a pressure steam forming device, wherein: the filter device has an accommodating space formed between the concave surfaces of the filter surfaces and the peripherally closed butt joints, and the filter mesh is installed in the middle portion.

[10] Another technical solution of the present invention is a steam cleaner having a pressure steam forming device, comprising: a steam cleaner housing, a wind guiding device, a water tank, a roller device, and a pressure steam forming device; and a pressure steam forming device thereof The utility model comprises a heating body, a water pump, a water tank and a steam forming tube and an electric heating tube embedded in the heating body, the steam forming tube has an inlet and an outlet, and the water pump is connected between the water tank and the inlet of the steam forming tube, wherein a filter device is connected to the outlet of the steam forming tube, and a diameter reducing portion is connected to the outlet of the filtering device, and an inner diameter of the reduced diameter portion is smaller than an inner diameter of the steam forming tube; the reduced diameter portion is located below the air outlet of the steam cleaner The filtering device comprises two disc-shaped bodies which are opposite to each other and have a circumferentially closed butt joint. A filter mesh is interposed between the two disc-shaped bodies, and the convex surfaces of the two disc-shaped bodies are respectively provided with a space between the two disc-shaped bodies. Connected connectors.

[11] From the above description of the structure of the present invention, the present invention has the following advantages over the prior art: the use of a reduced diameter structure at the outlet of the steam forming device, thereby causing the pressure of the steam generated by the steam forming device It is several times larger than the previous products; and it has been set in a large diameter in the steam passage. The filtering device, and the area of the filter mesh greatly exceeds the cross-sectional area of the steam passage, and the impurities mixed in the water vapor can be permanently filtered, so that the reduced diameter portion is not blocked.

DRAWINGS

1 is a schematic diagram of an external three-dimensional structure according to a specific embodiment of the present invention;

2 is a schematic diagram of an external partial structure according to a specific embodiment of the present invention;

Figure 3 is an exploded view of a specific embodiment of the present invention;

[15] FIG. 4 is a schematic perspective structural view of a pressure steam forming device of the present invention;

Figure 5 is an exploded perspective view of the filter device of the present invention.

detailed description

[17] Specific embodiments of the present invention will be described below with reference to the drawings.

[18] This embodiment is a steam cleaner to which the pressure steam forming device of the present invention is applied. Referring to Figures 1 and 2, the main structure of the steam cleaning includes a left half shell 11, a right half shell 12, an air guiding device 2, a water tank 3, and a roller device 4. A pressure steam forming device is disposed in the left half shell 11 and the right half shell 12, and a hand grip hole 10 for holding the hand is formed thereon; the air guiding device 2 is disposed at the front upper side of the left half shell 11 and the right half shell 12 The front lower portion forms an air outlet 21, and a roller device 4 is provided for movement; the water tank 3 is disposed at a rear portion of the left half shell 11 and the right half shell 12, and the water tank 3 is provided with a water inlet 31.

Referring to FIGS. 3 and 4, the above-described pressure steam forming device includes a heating body 51, a water pump 53, a water tank 3, and a steam forming pipe 55 and an electric heating pipe 52 embedded in the heating body 51, the steam forming pipe 55 having An inlet 551 and an outlet 552 are connected between the water tank 3 and the inlet 551 of the steam forming tube 55. The outlet 552 of the steam forming tube 55 is connected to a filtering device 57. The outlet of the filtering device 57 is connected with a diameter reduction. Referring to FIG. 2, the diameter reducing portion 58 is located below the air outlet 21. Preferably, the inner diameter of the steam forming tube 55 is in the range of 5-20 mm, and the inner diameter of the reduced diameter portion is preferably in the range of 1-3.

[00] Referring to FIG. 5, the filter device 57 includes two disc-shaped bodies 571 and 572 which are opposite to each other and have a peripherally closed butt joint. A filter 570 is interposed between the two disc-shaped bodies 571 and 572, and two disc-shaped bodies 571 and 572 are interposed therebetween. The opposite convex surfaces are respectively provided with joints 5711, 5721 which communicate with the space between the two disc-shaped bodies 571, 572.

[21] The above-described water pump 53, electric heating tube 52, and circuit control portion of the air guiding device 2 are not the focus of the present invention, and are well known to those skilled in the art, and only their working processes will be described herein. When the water pump 53 After the start of operation, the water in the water tank 3 is driven into the steam forming tube 55, and the heating body 51 is heated by the electric heating tube 52 to heat the steam forming tube 55, and the water in the steam forming tube 55 is heated and vaporized to form water vapor. The impurities are filtered by the filter device 57, and then ejected by the pipe diameter reducing portion 58. At the same time, the air blown by the air guiding device 2 cooperates with the steam ejected to perform the cleaning operation.

[22] The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, and the technical solution of the present invention can also be applied to small household appliances such as steam irons, and the present invention is insubstantially utilized by this concept. Any changes shall be infringed by the scope of protection of the present invention.

Industrial applicability

[23] The outlet of the steam forming device of the present invention has a reduced diameter structure, so that the pressure of the steam generated by the steam forming device is increased several times compared with the conventional product; and the diameter of the pipe in the steam passage is higher. The filtering device is arranged in a large part, and the area of the filter mesh greatly exceeds the cross-sectional area of the steam passage, and the impurities mixed in the water vapor can be permanently filtered, so that the reduced diameter portion is not blocked. The invention has the advantages of simple structure, convenient use and good industrial applicability.

Claims

Claim

[1] An improved pressure steam forming device comprising a heating body, a water pump, a water tank, and a steam forming tube and an electric heating tube embedded in the heating body, the steam forming tube having an inlet and an outlet, the water pump connected to the water tank and the steam forming Between the inlets of the tubes, the outlet of the steam forming tube is connected with a filtering device, and the outlet of the filtering device is connected with a reduced diameter portion, the inner diameter of the reduced diameter portion is smaller than the inner diameter of the steam forming tube; The device comprises two disc-shaped bodies which are opposite to each other and have a circumferentially closed butt joint. A filter mesh is interposed between the two disc-shaped bodies, and the convex surfaces of the two disc-shaped bodies are respectively provided with a joint communicating with the space between the two disc-shaped bodies. .

[2] The improved pressure steam forming apparatus according to claim 1, wherein: said steam forming tube has an inner diameter of 5 to 20 mm, and said tube diameter reducing portion has an inner diameter of 1-3 mm.

[3] The improved pressure steam forming apparatus according to claim 1, wherein: the filter mesh has a diameter larger than an inner diameter of the steam forming tube.

[4] The improved pressure-steam forming apparatus according to claim 1 or 3, wherein: the filter device has an accommodating space formed between the concave surfaces of the filter surfaces and the peripherally closed butt joints, and the filter is installed. In the middle.

[5] A steam cleaner having a pressure steam forming device, comprising: a steam cleaner housing, a wind guide, a water tank, a roller device, and a pressure steam forming device; and a pressure steam forming device: including a heating body, a water pump, and a water tank And a steam forming tube and an electric heating tube embedded in the heating body, the steam forming tube has an inlet and an outlet, and the water pump is connected between the water tank and the inlet of the steam forming tube, wherein: the steam forming tube outlet connection There is a filtering device, the outlet of the filtering device is connected with a diameter reducing portion, the inner diameter of the reduced diameter portion is smaller than the inner diameter of the steam forming tube; the reduced diameter portion is located below the air outlet of the steam cleaner; the filtering device comprises two concave surfaces A disk-shaped body which is oppositely and circumferentially closed and butted, a filter mesh is interposed between the two disk-shaped bodies, and the convex faces of the two disk-shaped bodies are respectively provided with a connecting head which communicates with the space between the two disk-shaped bodies.

[6] The steam cleaner with a pressure steam forming device according to claim 5, wherein: the steam forming tube has an inner diameter of 5-20 mm, and the inner diameter reducing portion has an inner diameter of 1-3 mm. .

[7] The steam cleaner having a pressure steam forming device according to claim 5, wherein: the filter mesh has a diameter larger than an inner diameter of the steam forming pipe. [8] The steam cleaner with a pressure steam forming device according to claim 5, wherein: the filter device forms an accommodation space between the concave surfaces of the concave surfaces and the circumferentially closed butt joints, the filter mesh Installed in the middle.