阅读说明：本技术 一种蒸汽清洁装置的开关切换结构 (Switch switching structure of steam cleaning device ) 是由 徐敏霞 于 2021-08-25 设计创作，主要内容包括：一种蒸汽清洁装置的开关切换结构,包括蒸汽清洁主体,蒸汽清洁主体上开设有若干个出汽口,蒸汽清洁主体中设有蒸汽发生器,蒸汽发生器与出汽口之间设有切换开关,切换开关包括：开关按钮,其上设有触发件,并至少具有第一位置状态和第二位置状态；自锁开关；换向阀；导向防脱机构,其包括开设在蒸汽清洁主体上的导向孔、凸设在开关按钮上的导向柱、连接螺丝和限位垫片；其中导向柱穿设在导向孔中并能够沿着导向孔运动；导向柱上还开设有连接孔,连接螺丝与连接孔螺接；限位垫片套设在连接螺丝上,且限位垫片能够与蒸汽清洁主体抵接并形成限位防脱配合。(The utility model provides a steam cleaning device's switch switches structure, includes the clean main part of steam, has seted up a plurality of steam outlet in the clean main part of steam, is equipped with steam generator in the clean main part of steam, is equipped with change over switch between steam generator and the steam outlet, and change over switch includes: the switch button is provided with a trigger piece and at least has a first position state and a second position state; a self-locking switch; a diverter valve; the guide anti-falling mechanism comprises a guide hole formed in the steam cleaning main body, a guide post convexly arranged on the switch button, a connecting screw and a limiting gasket; the guide post penetrates through the guide hole and can move along the guide hole; the guide post is also provided with a connecting hole, and a connecting screw is in threaded connection with the connecting hole; the limiting gasket is sleeved on the connecting screw and can be abutted against the steam cleaning main body to form limiting anti-falling fit.)

1. The utility model provides a steam cleaning device's switch switching structure, includes the clean main part of steam, the clean main part of steam on seted up a plurality of steam outlet, the clean main part of steam in be equipped with steam generator, steam generator and steam outlet between be equipped with change over switch, its characterized in that, change over switch include:

the switch button is movably arranged on the steam cleaning main body, is provided with a trigger piece and at least has a first position state and a second position state;

the self-locking switch acts on the trigger piece to enable the switch button to be kept in a first position state or a second position state;

the switch button can be abutted against the reversing valve and drives the reversing valve to adjust;

the guiding anti-falling mechanism comprises a guiding hole formed in the steam cleaning main body, a guiding column convexly arranged on the switch button, a connecting screw and a limiting gasket; the guide post is arranged in the guide hole in a penetrating way and can move along the guide hole; the guide post is also provided with a connecting hole, and the connecting screw is in threaded connection with the connecting hole; the limiting gasket is sleeved on the connecting screw and can be abutted against the steam cleaning main body to form limiting anti-falling fit.

2. The switch switching structure of a steam cleaning device according to claim 1, characterized in that: the reversing valve comprises a valve body, a valve core, a steam inlet, a steam outlet and a return spring, wherein the steam inlet and the steam outlet are formed in the valve body, the return spring is arranged in the valve body, the steam inlet is communicated with the steam generator, the steam outlet is communicated with the steam outlet, one end of the valve core is abutted to the return spring, and the other end of the valve core extends out of the valve body and can be abutted to the switch button.

3. The switch switching structure of a steam cleaning device according to claim 2, characterized in that: the switch button comprises a button main body and a top cover detachably connected to the upper end of the button main body;

the top cover is provided with a plurality of positioning columns and buckles in a downward protruding mode, the guide columns are arranged on the button main body, the upper ends of the guide columns are provided with positioning holes, and the positioning columns are inserted into the guiding holes; the button body is further provided with a locking groove, and the buckle can be buckled into the locking groove.

4. The switch switching structure of a steam cleaning device according to claim 3, characterized in that: the button comprises a button body and a top cover, and is characterized by further comprising a buffer gasket, wherein an accommodating groove is formed between the button body and the top cover, and the buffer gasket is arranged in the accommodating groove and is positioned right above the valve core;

the button main body is provided with a through hole communicated with the accommodating groove, the size of the through hole is larger than that of the valve core, and the size of the through hole is smaller than that of the buffer gasket.

5. The switch switching structure of a steam cleaning device according to claim 1, characterized in that: a large gap is formed between the outer wall of the guide column and the inner wall of the guide hole, contact ribs are further arranged on the outer wall of the guide column in a protruding mode, and small gaps are formed between the contact ribs and the inner wall of the guide hole.

6. The switch switching structure of a steam cleaning device according to claim 5, characterized in that: the outer wall of the guide post is also convexly provided with a guide positioning rib, the guide hole is also provided with a guide groove, and the guide positioning rib is slidably arranged in the guide groove and can move along the guide groove.

7. The switch switching structure of a steam cleaning device according to claim 2, characterized in that: the valve body comprises a valve main body with a steam channel and a bottom cover detachably connected to the lower end of the valve main body, the steam outlet at least comprises a first steam outlet and a second steam outlet which are arranged on the valve main body, and the first steam outlet, the steam inlet and the second steam outlet are sequentially arranged from top to bottom;

the steam outlet at least comprises a first steam outlet and a second steam outlet, the first steam outlet is communicated with the first steam outlet through a pipeline, and the second steam outlet is communicated with the second steam outlet through a pipeline.

8. The switch switching structure of a steam cleaning device according to claim 7, characterized in that: the case from last to having in proper order down and acting on first jam district section, logical vapour district section, the second that acts on the second steam vent and blockking up district section and spacing district section, logical vapour district section with exist between the inner wall of valve body and lead to the vapour clearance, reset spring's one end with spacing district section butt, the other end with the bottom butt.

9. The switch switching structure of a steam cleaning device according to claim 1, characterized in that: the steam cleaning main body comprises a mop assembly, an accommodating space is formed in the mop assembly, the switch button is a foot switch button, and the foot switch button is arranged in the accommodating space.

10. The switch switching structure of a steam cleaning device according to claim 9, characterized in that: the pedal switch button is circular, and an annular movable groove matched with the pedal switch button is formed in the peripheral side of the accommodating space;

the accommodating space is also provided with a clearance groove for accommodating the pipeline, and the clearance groove penetrates through the accommodating space.

Technical Field

The invention relates to the technical field of steam cleaning equipment, in particular to a switch switching structure of a steam cleaning device.

Background

With the continuous and rapid development of the total value of domestic production in China, the income of consumers is continuously increased, and particularly, the income level of residents in large and medium-sized cities is rapidly increased. Along with the improvement of living standard and quality of people, the living condition of residents is continuously improved, the living environment quality is required to be higher, and a new cleaning tool (a steam mop) is produced at the same time.

For example, the steam mop has the principle that water is heated to generate pressure and high temperature, and high-temperature and high-pressure steam is directly used for disinfection and sterilization to clean the home environment. The steam mop generally has the functions of high-temperature sterilization, oil stain removal and the like. The steam is generated by high pressure, so that the cleaning and sterilization can be realized, and the dirt which is difficult to wind can be easily and loosely treated. No matter oil dirt which is difficult to clear in a kitchen range hood, mold breeding in a wet bathroom, or an automobile engine and built-in equipment and the like, the steam mop can quickly remove dirt, is time-saving and labor-saving, and is economical and practical. No detergent is needed to be added, and the economic principle is completely met.

The traditional steam mop adopts one-way steam discharge, namely, a steam outlet is arranged at the lower end of the floor mopping component, and meanwhile, a mop cloth is arranged at the lower end of the floor mopping component, so that the steam is sprayed out of the steam outlet onto the mop cloth, and then the mop cloth is used for mopping the floor. This structure has certain drawbacks, such as: the steam is sprayed on the mop firstly, but not directly sprayed on the ground, so that the cleaning and sterilizing effect is reduced, the spraying direction is single, and the comprehensive cleaning effect on stubborn dirt is poor; even if the mop is removed in the using process, the specific steam outlet position cannot be observed by a user due to the arrangement at the lower end, so that the mop cannot be effectively operated and used.

Therefore, the inventor has developed a steam outlet structure of a household steam mop, such as patent document CN212879182U, which includes a mop main body, the mop main body includes a housing, a control assembly and a steam generating assembly disposed in the housing, and a mop assembly for cleaning a floor, the mop assembly has a plurality of steam outlets, a reversing valve is disposed in the mop main body, a steam inlet of the reversing valve is communicated with the steam generating assembly, and a steam outlet of the reversing valve is communicated with the steam outlets. The control structure of the reversing valve is as follows: the mop main body is also provided with a foot switch for controlling the reversing valve. Preferably, the reversing valve is arranged in the mop assembly, the foot switch is arranged on the mop assembly, and a locking device for locking the position of the foot switch is further arranged in the mop assembly. More specifically, the foot switch is in transmission connection with a valve rod of the reversing valve, a locking rod is arranged on the lower end face of the foot switch, a group of locking clamp arms are arranged in the locking device, a locking groove is formed between the locking clamp arms, and the locking rod can be inserted into the locking groove and is interlocked with the locking clamp arms.

However, the above patented products of the invention also have certain defects in the feedback of market users, such as: firstly, the reversing valve and the locking device are arranged separately, so that the pedal area of the reversing valve is enlarged, and the situation that the reversing valve and the locking device cannot cooperate simultaneously due to treading deviation is easy to occur in the pedal operation process; secondly, the whole structure of the foot switch is very thin, the strength is lower, and the stability in use is poorer; and thirdly, the structure is lack of effective limiting, anti-dropping and guiding structures, and the structure is easy to break down after long-term use.

Disclosure of Invention

In order to overcome the above-mentioned disadvantages of the prior art, the present invention provides a switch switching structure of a steam cleaning device.

The technical scheme for solving the technical problem is as follows: the utility model provides a steam cleaning device's switch switching structure, includes the clean main part of steam, the clean main part of steam on seted up a plurality of steam outlet, the clean main part of steam in be equipped with steam generator, steam generator and steam outlet between be equipped with change over switch, change over switch include:

the switch button is movably arranged on the steam cleaning main body, is provided with a trigger piece and at least has a first position state and a second position state;

the self-locking switch acts on the trigger piece to enable the switch button to be kept in a first position state or a second position state;

the switch button can be abutted against the reversing valve and drives the reversing valve to adjust;

the guiding anti-falling mechanism comprises a guiding hole formed in the steam cleaning main body, a guiding column convexly arranged on the switch button, a connecting screw and a limiting gasket; the guide post is arranged in the guide hole in a penetrating way and can move along the guide hole; the guide post is also provided with a connecting hole, and the connecting screw is in threaded connection with the connecting hole; the limiting gasket is sleeved on the connecting screw and can be abutted against the steam cleaning main body to form limiting anti-falling fit.

Preferably, the reversing valve comprises a valve body, a valve core, a steam inlet and a steam outlet which are arranged on the valve body, and a return spring arranged in the valve body, wherein the steam inlet is communicated with the steam generator, the steam outlet is communicated with the steam outlet, one end of the valve core is abutted against the return spring, and the other end of the valve core extends out of the valve body and can be abutted against the switch button.

Preferably, the switch button comprises a button main body and a top cover detachably connected to the upper end of the button main body;

the top cover is provided with a plurality of positioning columns and buckles in a downward protruding mode, the guide columns are arranged on the button main body, the upper ends of the guide columns are provided with positioning holes, and the positioning columns are inserted into the guiding holes; the button body is further provided with a locking groove, and the buckle can be buckled into the locking groove.

Preferably, the button further comprises a buffer gasket, an accommodating groove is formed between the button main body and the top cover, and the buffer gasket is arranged in the accommodating groove and is positioned right above the valve core;

the button main body is provided with a through hole communicated with the accommodating groove, the size of the through hole is larger than that of the valve core, and the size of the through hole is smaller than that of the buffer gasket.

Preferably, a large gap is formed between the outer wall of the guide post and the inner wall of the guide hole, contact ribs are further arranged on the outer wall of the guide post in a protruding mode, and a small gap is formed between the contact ribs and the inner wall of the guide hole.

Preferably, the outer wall of the guide post is further convexly provided with a guide positioning rib, the guide hole is further provided with a guide groove, and the guide positioning rib is slidably arranged in the guide groove and can move along the guide groove.

Preferably, the valve body comprises a valve main body with a steam channel and a bottom cover detachably connected to the lower end of the valve main body, the steam outlet at least comprises a first steam outlet and a second steam outlet which are arranged on the valve main body, and the first steam outlet, the steam inlet and the second steam outlet are sequentially arranged from top to bottom;

the steam outlet at least comprises a first steam outlet and a second steam outlet, the first steam outlet is communicated with the first steam outlet through a pipeline, and the second steam outlet is communicated with the second steam outlet through a pipeline.

Preferably, the valve core is sequentially provided with a first blocking section acting on the first steam outlet, a steam through section, a second blocking section acting on the second steam outlet and a limiting section from top to bottom, a steam through gap exists between the steam through section and the inner wall of the valve body, one end of the return spring is abutted against the limiting section, and the other end of the return spring is abutted against the bottom cover.

Preferably, the steam cleaning main body comprises a mop assembly, the mop assembly is provided with an accommodating space, the switch button is a foot switch button, and the foot switch button is arranged in the accommodating space.

Preferably, the foot switch button is circular, and an annular movable groove matched with the foot switch button is arranged on the peripheral side of the accommodating space;

the accommodating space is also provided with a clearance groove for accommodating the pipeline, and the clearance groove penetrates through the accommodating space.

The invention has the beneficial effects that: 1. the structure with switching-over valve and shift knob designs, has realized the concatenation combination, and both have realized independent production shaping promptly, and mutually combine again after the concatenation for both cooperate more in the use, consequently less to the restriction in pedal region, even step on partially also can realize switching-over valve and shift knob and use jointly in the operation process. 2. The structures of the reversing valve and the switch button are mutually crossed, so that the integral matching is more reliable, the strength is effectively improved, and the stability in use is better; 3. various limiting, anti-falling and guiding structures are added, so that the matching among the parts is more stable and reliable, the failure rate is reduced, and the long-term use is facilitated.

Drawings

Fig. 1 is a schematic view of the overall structure of the steam mop.

Fig. 2 is a top view of the mop assembly of the present invention.

Fig. 3 is a sectional view taken along the line a-a in fig. 2.

Fig. 4 is a sectional view taken along line B-B in fig. 2.

Fig. 5 is a sectional view taken along line C-C in fig. 2.

Fig. 6 is a sectional view taken along the direction D-D in fig. 2.

Fig. 7 is an exploded view of the mop assembly of the present invention.

Figure 8 is an exploded view of the diverter valve of the present invention.

Fig. 9 is a schematic view of a portion of the structure of the mop assembly.

FIG. 10 is a schematic view of the mop assembly of the present invention being maintained in a first position.

FIG. 11 is a schematic view of the mop assembly of the present invention being maintained in a second position.

Fig. 12 is a transverse cross-sectional view of the mop assembly of the present invention.

Fig. 13 is an enlarged schematic view of a portion a in fig. 12.

Fig. 14 is an assembly view of the switch knob of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 14, a switch switching structure of a steam cleaning device includes a steam cleaning main body 1, the steam cleaning main body 1 is provided with a plurality of steam outlets, a steam generator (not shown) is disposed in the steam cleaning main body 1, and a switch is disposed between the steam generator and the steam outlets, and the switch switching structure includes:

the switch button 6 is movably arranged on the steam cleaning main body 1, a trigger piece 7 is arranged on the switch button 6, and the switch button has at least a first position state 8 and a second position state 9;

a self-locking switch 16 acting on said trigger 7 to keep the switch button 6 in the first position state 8 or the second position state 9;

a reversing valve 10 which is fixedly arranged on the steam cleaning main body 1 and is respectively communicated with the steam outlet and the steam generator, and the switch button 6 can be abutted against the reversing valve 10 and drives the reversing valve 10 to adjust;

the guiding anti-falling mechanism comprises a guiding hole 11 arranged on the steam cleaning main body 1, a guiding column 12 convexly arranged on the switch button 6, a connecting screw 13 and a limiting gasket 14; wherein the guide post 12 is arranged in the guide hole 11 in a penetrating way and can move along the guide hole 11; the guide post 12 is also provided with a connecting hole 15, and the connecting screw 13 is in threaded connection with the connecting hole 15; the limiting gasket 14 is sleeved on the connecting screw 13, and the limiting gasket 14 can be abutted against the steam cleaning main body 1 to form limiting anti-falling fit.

According to the invention, through the design and application of the guiding anti-falling mechanism, the reversing valve 10, the switch button 6 and the self-locking switch 16 are spliced and combined together and are mutually cooperated and matched during use, so that the use effect of the switch switching structure is obviously improved. In the guiding anti-drop mechanism, on one hand, when the guide column 12 moves downwards, the positioning and the position keeping are realized through the matching of the self-locking switch 16 and the trigger 7; on the other hand, the connection screw 13 is used for limiting and driving the limit gasket 14, so that the limit gasket 14 can move synchronously along with the guide post 12, and meanwhile, the limit gasket 14 is abutted against the steam cleaning main body 1 to control the movement stroke of the guide post 12, so that the guide post 12 is prevented from moving upwards and being separated from the guide hole 11 excessively.

The steam cleaning main body 1 is a steam mop, and mainly comprises a handheld main body 2, a mop component 3 and a connecting pipe 4 connected between the handheld main body 2 and the mop component 3. Preferably, the mop assembly 3 is provided with an accommodating space 5, the switch button 6 is a foot switch button, and the foot switch button is arranged in the accommodating space 5. When the user used this steam mop promptly, through handheld host computer 2 of hand control, through foot control foot switch button, the cooperation to control and use steam mop more conveniently. Of course, the steam cleaning device of the present invention is not limited to the steam mop, and is provided for illustration and reference herein without specific limitation.

Preferably, the foot switch button is circular, and an annular movable groove 17 matched with the foot switch button is arranged on the peripheral side of the accommodating space 5. Through the setting of annular activity groove 17 for the foot switch button can both receive better spacing and guide effect in activity in-process circumference, makes its route of motion more stable. On the other hand, the accommodating space 5 is further provided with a clearance groove 19 for accommodating the pipeline 18, and the clearance groove 19 penetrates through the accommodating space. Through the setting of clearance groove 19, make things convenient for the access of pipeline 18 and accessories such as switching-over valve 10 to get installed on the one hand, on the other hand also is favorable to processing, makes things convenient for drawing of patterns shaping more.

The specific structure of the reversing valve 10 is as follows: the steam-steam boiler comprises a valve body 20, a valve core 21, a steam inlet 22 and a steam outlet which are arranged on the valve body 20, and a return spring 23 arranged in the valve body 20, wherein the steam inlet 22 is communicated with the steam generator, the steam outlet is communicated with the steam outlet, one end of the valve core 21 is abutted to the return spring 23, and the other end of the valve core 21 extends out of the valve body 20 and can be abutted to the switch button 6. When in use, steam enters the valve body 20 from the steam inlet 22 and is discharged from the steam outlet through the valve body 20; the valve core 21 moves relative to the valve body 20 to play a role in switching, reversing and the like; after use, the valve core 21 is urged to return to the initial position by the action of the return spring 23.

More preferable configuration of the guide retaining mechanism includes: firstly, a large gap 24 is formed between the outer wall of the guide post 12 and the inner wall of the guide hole 11, a contact rib 25 is further convexly arranged on the outer wall of the guide post 12, and a small gap 26 is formed between the contact rib 25 and the inner wall of the guide hole 11. Through the arrangement of the large gap 24 and the small gap 26, the contact and friction between the outer wall of the guide post 12 and the inner wall of the guide hole 11 can be effectively reduced, so that the guide post 12 moves more smoothly and smoothly in the guide hole 11, the friction is effectively reduced to reduce the loss of parts, and the service life is prolonged; on the other hand, through the setting of contact rib 25, when shift knob 6 atress appearance squinted, contact rib 25 can be at once with the inner wall butt of guiding hole 11 to prevent that the excessive condition of guide post 12 skew from taking place, and then play effectual guide effect, make the motion of guide post 12 steady more reliable.

In this embodiment, the guide posts 12 are multiple, and are more reliable in structure, so that the stress is more balanced, and the texture is better during operation. Furthermore, at least one of the guide posts 12 further has a guide positioning rib 27 protruding from an outer wall thereof, the guide hole 11 further has a guide groove 28, and the guide positioning rib 27 is slidably disposed in the guide groove 28 and can move along the guide groove 28. Normally, there is always a certain clearance between the contact ribs 25 and the inner wall of the guide hole 11, so that there is a more or less unstable situation. Through the arrangement and the matching use of the guide positioning ribs 27 and the guide, on one hand, the guide positioning ribs and the guide are always contacted together, so that the functions of guiding and reducing shaking can be always realized; on the other hand, because each accessory all has specific direction during the installation, the existence of direction location muscle 27 can play the effect of location, prevent slow-witted when the assembly, and the staff of being convenient for discernes more fast, prevents the mistake and adorns to improve assembly efficiency.

In this embodiment, the valve body 20 includes a valve main body 30 having a steam passage 29 and a bottom cover 31 detachably connected to a lower end of the valve main body 30, and the valve body 20 is conveniently maintained in a later stage by assembling the components such as the return spring 23 and the valve core 21 into the valve main body 30 in a split manner. Further, the steam outlet at least comprises a first steam outlet 32 and a second steam outlet 33 which are arranged on the valve main body 30, and the first steam outlet 32, the steam inlet 22 and the second steam outlet 33 are sequentially arranged from top to bottom; the valve core 21 is sequentially provided with a first blocking section 34 acting on the first steam outlet 32, a steam passing section 35, a second blocking section 36 acting on the second steam outlet 33 and a limiting section 37 from top to bottom, a steam passing gap exists between the steam passing section 35 and the inner wall of the valve body 20, one end of the return spring 23 is abutted to the limiting section 37, and the other end of the return spring is abutted to the bottom cover 31. That is, the steam inlet 22 is located between the first steam outlet 32 and the second steam outlet 33, and the zone location setting is more reasonable, so that the adjusting stroke and the steam passing stroke can be reduced, the occurrence of stagnation and blockage can be effectively reduced, and the movement of the valve core 21 and the flow of the steam are smoother.

Preferably, the steam outlet at least comprises a first steam outlet 38 and a second steam outlet 39, the first steam outlet 32 is communicated with the first steam outlet 38 through a pipeline 18, and the second steam outlet 33 is communicated with the second steam outlet 39 through a pipeline 18. Wherein, first steam outlet 38 can set up the front end at the mop subassembly 3, and second steam outlet 39 sets up the lower extreme at the mop subassembly 3, and the user is according to self demand during the use, and the selectivity is controlled switching-over valve 10 to reach the purpose of changing steam outlet, realize better clean function.

In the present invention, the switch button 6 includes a button body 40 and a top cover 41 detachably connected to an upper end of the button body 40, so as to be conveniently installed and used. Specifically, the top cover 41 is provided with a plurality of positioning posts 42 and buckles 43 protruding downward, the guide post 12 is arranged on the button body 40, the upper end of the guide post 12 is provided with a positioning hole 44, and the positioning posts 42 are inserted into the guide holes 11; the button body 40 is further provided with a locking groove 45, and the buckle 43 can be buckled into the locking groove 45. During assembly, the positioning column 42 is inserted into the positioning hole 44 in alignment, and the buckle 43 is inserted into the locking groove 45 and forms a limiting and anti-falling fit with the button body 40. In addition, in the above structure, the positioning hole 44 is directly formed in the guide post 12, so that the structure of the guide post 12 is effectively utilized, and the spatial layout is more reasonable under the condition of sufficient connection reliability.

Valve core 21 and shift knob 6 generally adopt stereoplasm metal or plastics material, and both constantly butt in the use, and produce certain impact force each other, consequently probably cause certain damage, and the situation that can lead to cooperation precision to descend, move not in place, or even inefficacy can be aggravated to wearing and tearing after long-time the use, and on the other hand both can constantly send "clattering" noise in the use, use experience is not good. In order to solve the above-mentioned drawback, the invention also includes a cushion washer 46, there is a holding groove 47 between the button body 40 and the top cover 41, the cushion washer 46 is set in the holding groove 47 and is located right above the valve core 21; more specifically, in order to facilitate the installation of the cushion washer 46 and ensure the position reliability of the cushion washer 46 during use, a through hole 48 communicating with the accommodating groove 47 is formed in the button body 40, the size of the through hole 48 is larger than that of the valve element 21, and the size of the through hole 48 is smaller than that of the cushion washer 46.

In this embodiment, the upper end of the valve body 20 is screwed and fixed with the mop component 3, and the lower end of the valve body 20 is suspended to realize the installation and fixation of the valve body 20.

When the steam mop is used, a user can control the reversing valve 10 through the switch button 6 according to the requirements of the user, so that diversified individual functions of spraying steam from the lower end of the mop component 3, or spraying steam from the front end of the mop component 3, or simultaneously spraying steam from the lower end and the front end of the mop component 3 and the like are realized, the use requirements under different scenes are met, and the cleaning capability of the whole steam mop on stubborn dirt is further improved.

The invention carries out structure optimization and improvement on the switch switching structure of the original steam cleaning device, and has the advantages that: the structure of the reversing valve 10 and the structure of the switch button 6 are designed, splicing combination is achieved, the reversing valve 10 and the switch button 6 are produced and formed independently, and are combined with each other after splicing, so that the reversing valve 10 and the switch button 6 are combined together in a more cooperative mode in the using process, the limitation on a pedal area is small, and the reversing valve 10 and the switch button 6 can be used together even if the reversing valve is stepped on in the operating process. The structures of the reversing valve 10 and the switch button 6 are mutually crossed, so that the integral matching is more reliable, the strength is effectively improved, and the stability in use is better; and various limiting, anti-falling and guiding structures are added, so that the matching among the parts is more stable and reliable, the failure rate is reduced, and the long-term use is facilitated.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.