CN219036587U

CN219036587U - Miniature high-efficient steam generator and floor washing machine

Info

Publication number: CN219036587U
Application number: CN202220732451.4U
Authority: CN
Inventors: 胡勇; 王继良
Original assignee: Suzhou Youmashi New Material Technology Co ltd
Current assignee: Suzhou Youmashi New Material Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-05-16
Anticipated expiration: 2032-03-31

Abstract

A miniature high-efficiency steam generating device comprises a heating body and a shell, wherein the heating body is in a rod-shaped structure, the shell is in a barrel-shaped sealing structure, the heating body is coaxially arranged in the shell, and the inner diameter of the shell is not more than twice the outer diameter of the heating body; the heating body comprises a magnesium oxide core rod, a resistance wire and a metal protective sleeve, the resistance wire is wound on the outer side of the magnesium oxide core rod, and the metal protective sleeve is sleeved on the outer side of the resistance wire; one end of the magnesium oxide core rod is provided with an inwardly extending temperature measuring cavity, and the other end of the magnesium oxide core rod is provided with two inwardly extending wiring cavities which are communicated with each other; the temperature measuring cavity is used for installing a temperature sensor, the wiring cavity is used for penetrating a temperature sensing wire, and the temperature sensing wire is connected with the temperature sensor. This application heating member adopts bar-shaped structure, and the casing adopts barrel seal structure, and the coaxial arrangement of heating member makes the casing internal diameter not exceed the twice of heating member external diameter in the casing, and this scheme structure is small and exquisite to can improve the efficiency that pure water heating generated steam, be suitable for domestic steam and wash ground machine application.

Description

Miniature high-efficient steam generator and floor washing machine

Technical Field

The utility model relates to the field of miniature efficient steam generating devices and floor washers.

Background

With the improvement of the living standard and quality of people, the living conditions of residents are continuously improved, and the higher requirements on the quality of living environment are met, so that the steam floor washing machine is generated. The working principle of the steam floor washing machine is that the oil stain particles on the surface to be cleaned are dissolved and vaporized by the saturated steam under the action of high temperature and high pressure through steam washing, so that the surface cleaned by the saturated steam can reach an ultra-clean state, meanwhile, the supersaturated steam can effectively cut into any tiny holes and cracks, remove stains and residues in the holes and cracks, and clean the stains through rotation of a floor washing disc.

However, the existing steam floor scrubber has the following problems:

1. the steam generating device has large volume and is not beneficial to the miniaturized design of the sweeper;

2. the steam generating device has low steam generating efficiency and long steam generating waiting time.

In addition, the temperature sensing device in the prior art is mostly arranged outside the magnesium oxide core rod, the temperature measurement is inaccurate, and the potential safety hazard problem exists. In addition, the temperature sensing wires in the prior art are connected with the temperature sensor through one wiring cavity, and when the structure is processed through the shrinkage tube, the two temperature sensing wires can collide with each other and cause temperature measurement failure, so that the heating pipe is blown.

Therefore, in order to solve the above-mentioned problems, it is necessary to design a miniature efficient steam generator and a floor scrubber.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a miniature efficient steam generating device and a floor washing machine.

To achieve the above and other related objects, the present utility model provides the following technical solutions: the miniature efficient steam generating device comprises a heating body and a shell, wherein the heating body is of a rod-shaped structure, the shell is of a barrel-shaped sealing structure, the heating body is coaxially arranged in the shell, and the inner diameter of the shell is not more than twice the outer diameter of the heating body; the heating body comprises a magnesium oxide core rod, a resistance wire and a metal protective sleeve, wherein the resistance wire is wound on the outer side of the magnesium oxide core rod, and the metal protective sleeve is sleeved on the outer side of the resistance wire; one end of the magnesium oxide core rod is provided with an inwardly extending temperature measuring cavity, the other end of the magnesium oxide core rod is provided with two inwardly extending wiring cavities, the temperature measuring cavity is communicated with the wiring cavities, the temperature measuring cavity is used for installing a temperature sensor and is filled with magnesium oxide powder, the wiring cavities are used for penetrating a temperature sensing wire, and the temperature sensing wire is connected with the temperature sensor.

The preferable technical scheme is as follows: the shell end is provided with a mounting hole for the heating body to be inserted into, and the heating body is connected with the mounting hole in a sealing way through a sealing ring.

The preferable technical scheme is as follows: the shell is provided with a water inlet joint and a steam joint which are communicated with the inside of the shell.

The preferable technical scheme is as follows: the steam joint is arranged at one end of the shell far away from the mounting hole.

The preferable technical scheme is as follows: the water inlet connector is arranged on the outer wall of the shell and is close to one side of the mounting hole.

The preferable technical scheme is as follows: and two ends of the metal protection sleeve are sealed through plugs.

The preferable technical scheme is as follows: the outer diameter of the heating body is 6.5-12mm.

The preferable technical scheme is as follows: the inner diameter of the shell is 14-20mm.

A floor scrubber includes a miniature high-efficiency steam generator as described above.

Due to the application of the technical scheme, the utility model has the following beneficial effects:

the miniature high-efficiency steam generating device and the floor washing machine provided by the utility model have the advantages that the heating body adopts the rod-shaped structure, the shell adopts the barrel-shaped sealing structure, the heating body is coaxially arranged in the shell, the inner diameter of the shell is not more than twice the outer diameter of the heating body, the whole structure is small, the efficiency of heating purified water to generate steam can be improved, and the miniature high-efficiency steam generating device is suitable for being applied to a household steam floor washing machine.

Drawings

Fig. 1 is a cross-sectional view of the present utility model.

FIG. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a cross-sectional view of a heating body according to the present utility model.

In the drawings, 1, a shell; 11. a mounting hole; 12. a water inlet joint; 13. a steam joint; 2. a heating body; 21. a magnesium oxide core rod; 211. wiring cavity; 212. a temperature measuring cavity; 22. a resistance wire; 23. a metal protective sleeve; 24. a plug; 3. a temperature sensing line; 4. a temperature sensor.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1-3. It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1-2, the present utility model provides a miniature high-efficiency steam generator.

The miniature high-efficiency steam generating device comprises a heating body 2 and a shell 1. The heating body 2 is in a rod-shaped structure, the shell 1 is in a barrel-shaped sealing structure, and the heating body 2 is coaxially arranged in the shell 1.

In order to improve the steam generation efficiency, the inner diameter of the shell 1 is not more than twice the outer diameter of the heating body 2, i.e. the distance d between the inner wall of the shell 1 and the outer wall of the heating body 2 in fig. 2 is smaller than or equal to the radius r of the heating body 2.

In addition, the end of the shell 1 is provided with a mounting hole 11 into which the heating body 2 is inserted, and the heating body 2 and the mounting hole 11 are connected in a sealing manner through a sealing ring (not shown). The shell 1 is provided with a water inlet joint 12 and a steam joint 13 which are communicated with the inside of the shell 1. Wherein the steam joint 13 is arranged at one end of the shell 1 far away from the mounting hole 11. The water inlet connector 12 is provided on the outer wall of the housing 1 and is arranged near the side of the mounting hole 11.

In this embodiment, the outer diameter of the heating body is 6.5-12mm. The inner diameter of the shell is 14-20mm.

Further, the heating body 2 comprises a magnesium oxide core rod 21 and a resistance wire 22 wound on the outer side of the magnesium oxide core rod 21, wherein the front section of the magnesium oxide core rod 21 is provided with two wiring channels 211 which are arranged along the axial direction, the rear section of the magnesium oxide core rod 21 is provided with a temperature measuring channel 212 which is arranged along the axial direction (the temperature measuring channel 212 is arranged close to the middle section so as to improve the temperature measuring accuracy), and the two wiring channels 211 are communicated with the temperature measuring channel 212.

The two wiring channels 211 are respectively provided with a temperature sensing wire 3 extending into the temperature measuring channel, the temperature measuring channel 212 is provided with a temperature sensor 4, and the temperature sensor 4 is connected with the two temperature sensing wires 3 for measuring temperature.

In addition, the outer side of the resistance wire 22 is also sleeved with a metal protection sleeve 23, and two ends of the metal protection sleeve 23 are sealed by plugs 24 for protection. The temperature measuring channel 212 is filled with magnesia powder after the temperature sensor 4 is installed.

Compared with the prior art, the two temperature sensing wires share the same wiring cavity, and the temperature sensing wires are 2-level collided during the shrinkage processing, so that the temperature measurement is invalid, and the heating pipe is blown. According to the scheme, the two temperature sensing wires are arranged in the independent wiring cavity, so that the problem can be effectively solved.

In addition, the application also relates to a floor washing machine, which comprises the miniature efficient steam generating device.

Therefore, the utility model has the following advantages:

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations which can be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the present utility model shall be covered by the appended claims.

Claims

1. The utility model provides a miniature high-efficient steam generator, includes heating member and casing, its characterized in that: the heating body is of a rod-shaped structure, the shell is of a barrel-shaped sealing structure, the heating body is coaxially arranged in the shell, and the inner diameter of the shell is not more than twice the outer diameter of the heating body; the heating body comprises a magnesium oxide core rod, a resistance wire and a metal protective sleeve, wherein the resistance wire is wound on the outer side of the magnesium oxide core rod, and the metal protective sleeve is sleeved on the outer side of the resistance wire; one end of the magnesium oxide core rod is provided with an inwardly extending temperature measuring cavity, the other end of the magnesium oxide core rod is provided with two inwardly extending wiring cavities, the temperature measuring cavity is communicated with the wiring cavities, the temperature measuring cavity is used for installing a temperature sensor and is filled with magnesium oxide powder, the wiring cavities are used for penetrating a temperature sensing wire, and the temperature sensing wire is connected with the temperature sensor.

2. The miniature high efficiency steam generator of claim 1, wherein: the shell end is provided with a mounting hole for the heating body to be inserted into, and the heating body is connected with the mounting hole in a sealing way through a sealing ring.

3. The miniature high efficiency steam generator of claim 2, wherein: the shell is provided with a water inlet joint and a steam joint which are communicated with the inside of the shell.

4. A miniature high efficiency steam generator according to claim 3, wherein: the steam joint is arranged at one end of the shell far away from the mounting hole.

5. A miniature high efficiency steam generator according to claim 3, wherein: the water inlet connector is arranged on the outer wall of the shell and is close to one side of the mounting hole.

6. The miniature high efficiency steam generator of claim 1, wherein: and two ends of the metal protection sleeve are sealed through plugs.

7. The miniature high efficiency steam generator of claim 1, wherein: the outer diameter of the heating body is 6.5-12mm.

8. The miniature high efficiency steam generator of claim 1, wherein: the inner diameter of the shell is 14-20mm.

9. The utility model provides a floor washing machine which characterized in that: comprising a miniature high efficiency steam generating device according to any one of claims 1-8.