CN110777522A

CN110777522A - Large-capacity water storage and delivery system and steam brush

Info

Publication number: CN110777522A
Application number: CN201911093726.3A
Authority: CN
Inventors: 严杰波; 林火木
Original assignee: Ningbo Kaibo Intelligent Ironing Appliance Manufacturing Co Ltd
Current assignee: Ningbo Kaibo Intelligent Ironing Appliance Manufacturing Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-02-11

Abstract

The invention discloses a large-capacity water storage and delivery system and a steam brush, belonging to ironing devices, wherein the existing steam brush has high cost and uncomfortable user experience due to the use of an electromagnetic pump. The invention applies a large-capacity water storage and delivery system to the steam brush to replace the existing water tank and the electromagnetic pump, has low manufacturing cost, does not have vibration and noise during working, and is more comfortable for users to use.

Description

Large-capacity water storage and delivery system and steam brush

Technical Field

The invention belongs to ironing devices, and particularly relates to a steam brush with a large-capacity water storage and delivery system, wherein an electromagnetic pump in the prior art is omitted in the large-capacity water storage and delivery system, so that the cost of the steam brush is reduced.

Background

Steam brush a hand-held steam brush as disclosed in the patent application publication No. CN104831510A is a steam generating device for generating steam for ironing, cleaning, and high-temperature sterilizing of clothes. The principle of the product is that water in the first water tank is conveyed to the steam generator through the electromagnetic pump to be heated and vaporized, and therefore continuous high-temperature steam is generated. The electromagnetic pump has high cost and large vibration and noise after being electrified. Discomfort is brought to the user experience.

Disclosure of Invention

The invention aims to solve the technical problems and provide a large-capacity water storage and delivery system and a steam brush, which overcome the defects of high cost, high vibration and noise during working and uncomfortable user experience caused by the use of an electromagnetic pump in the conventional steam brush.

In order to achieve the purpose, the high-capacity water storage and delivery system comprises a first water tank and is characterized in that: the water storage device is characterized in that a sliding plug is arranged in the first water tank, the sliding plug isolates an inner cavity of the first water tank to form a water storage cavity, an energy storage elastic part acts on the sliding plug, the energy storage elastic part exerts elastic force on the sliding plug to enable the sliding plug to move so as to reduce the volume of the water storage cavity, a water adding operation part which is positioned outside the first water tank and used for driving the sliding plug to move so as to enlarge the volume of the water storage cavity is connected onto the sliding plug, the water storage cavity is provided with a water outlet and is provided with a second water tank, the second water tank is connected with the water storage cavity through a one-way valve, and the one-way valve enables water flow to only flow from the second water tank to the water.

As the preferred technical means of the large-capacity water storage and delivery system: the first water tank comprises a cylindrical box body, a front cover and a rear cover, wherein the front cover and the rear cover are arranged at two ends of the box body, a water storage cavity for accommodating the energy storage elastic part is formed between the front cover and the sliding plug, the energy storage cavity is formed between the rear cover and the sliding plug, and the energy storage elastic part is a spiral compression spring with two ends respectively supported on the sliding plug and the rear cover.

As the preferred technical means of the large-capacity water storage and delivery system: the first water tank comprises a cylindrical tank body and a front cover arranged at the front end of the tank body, the water storage cavity is formed between the front cover and the sliding plug, and the energy storage elastic piece is a spiral extension spring or a rubber elastic body, two ends of the spiral extension spring or the rubber elastic body are respectively connected to the sliding plug and the front cover.

As the preferred technical means of the large-capacity water storage and delivery system: the first water tank comprises a cylindrical box body and a front cover arranged at the front end of the box body, the water storage cavity is formed between the front cover and the sliding plug, and the energy storage elastic part is a spiral extension spring or a rubber elastic body, two ends of the spiral extension spring or the rubber elastic body are respectively connected to the water adding operation part and the cylindrical box body.

As the preferred technical means of the large-capacity water storage and delivery system: the sliding plug is connected with the water adding operation part through a pull rod penetrating through the rear cover.

As the preferred technical means of the large-capacity water storage and delivery system: the water adding operation part is cylindrical and is sleeved at the rear end of the first water tank.

As the preferred technical means of the large-capacity water storage and delivery system: the sliding plug is provided with a locking mechanism and an unlocking mechanism, the locking mechanism positions the sliding plug to prevent the sliding plug from moving by means of the elastic force of the energy storage elastic piece, and the unlocking mechanism is used for releasing the positioning of the sliding plug by the positioning structure.

As the preferred technical means of the large-capacity water storage and delivery system: locking mechanical system includes the locking lever and follows the constant head tank that the sliding plug removed together, the locking lever is gone into with the help of elasticity card the constant head tank is with the sliding plug location, unlocking mechanism includes a locking release lever of taking force application portion and locates stress portion on the locking lever operates the locking release lever order force application portion acts on the stress portion forces the locking lever to deviate from the constant head tank is in order to relieve location structure is right the location of sliding plug.

As the preferred technical means of the large-capacity water storage and delivery system: the positioning groove is formed in the sliding plug, the lock rod is perpendicular to the moving direction of the sliding plug, the unlocking rod is consistent with the moving direction of the sliding plug, the force application part is in an inclined plane shape, and when the unlocking rod is moved along the moving direction of the sliding plug, the inclined plane shape force application part acts on the force bearing part to force the lock rod to move in the direction perpendicular to the moving direction of the sliding plug to be separated from the positioning groove.

In order to achieve the purpose, the steam brush comprises a shell, a steam generator arranged in the shell and a steam outlet communicated with the steam generator, and is characterized in that: the steam brush also comprises the high-capacity water storage and delivery system, the high-capacity water storage and delivery system is arranged on the shell, the water outlet is connected with the steam generator through a normally closed water valve, and the normally closed water valve is provided with a valve opening operation part.

As a preferred technical means of the steam brush: the large-capacity water storage and delivery system is fixed on the shell.

As a preferred technical means of the steam brush: the first water tank or/and the second water tank is detachably mounted on the housing.

As a preferred technical means of the steam brush: the normally closed water valve comprises a valve body and a valve plug, wherein the valve body is provided with a water inlet, a water outlet and a valve port positioned between the water inlet and the water outlet, the valve plug is positioned in the valve body and seals the valve port by means of elasticity, an extension section matched with the valve opening operation part extends out of the valve body, and the valve opening operation part is operated to enable the valve plug to move to open the valve port.

As a preferred technical means of the steam brush: the valve plug is shaft-like, open valve operating portion is a telescopic link, be equipped with on the telescopic link and contradict the inclined plane of extension section tip, the one end of telescopic link is located the position of easily operating outside the casing.

As a preferred technical means of the steam brush: the sliding plug is provided with a locking mechanism and an unlocking mechanism, the locking mechanism positions the sliding plug to prevent the sliding plug from moving by means of the elastic force of the energy storage elastic piece, and the unlocking mechanism is used for releasing the positioning of the sliding plug by the positioning structure.

As a preferred technical means of the steam brush: locking mechanical system includes the locking lever and follows the constant head tank that the sliding plug removed together, the locking lever is gone into with the help of elasticity card the constant head tank is with the sliding plug location, unlocking mechanism includes a locking release lever of taking force application portion and locates stress portion on the locking lever operates the locking release lever order force application portion acts on the stress portion forces the locking lever to deviate from the constant head tank is in order to relieve location structure is right the location of sliding plug.

As a preferred technical means of the steam brush: the positioning groove is formed in the sliding plug, the lock rod is perpendicular to the moving direction of the sliding plug, the unlocking rod is consistent with the moving direction of the sliding plug, the force application part is in an inclined plane shape, and when the unlocking rod is moved along the moving direction of the sliding plug, the inclined plane shape force application part acts on the force bearing part to force the lock rod to move in the direction perpendicular to the moving direction of the sliding plug to be separated from the positioning groove.

As a preferred technical means of the steam brush: the unlocking rod and the telescopic rod are the same rod piece.

The invention firstly provides a high-capacity water storage and delivery system, wherein a sliding plug is arranged in a first water tank of the high-capacity water storage and delivery system, the sliding plug isolates an inner cavity of the first water tank from a water storage cavity, an energy storage elastic part acts on the sliding plug, the energy storage elastic part applies elastic force to the sliding plug to promote the sliding plug to move so as to reduce the volume of the water storage cavity, a water adding operation part which is positioned outside the first water tank and used for driving the sliding plug to move so as to enlarge the volume of the water storage cavity is connected to the sliding plug, the water storage cavity is provided with a water outlet, a second water tank is configured for the water storage cavity, the second water tank is connected with the water storage cavity through a one-way valve, and the one-way valve enables water. The second water tank can be used for supplementing water to the first water tank, the elastic force of the energy storage elastic piece pushes the sliding plug to move, the water storage cavity is forced to be reduced, and water in the water storage cavity is conveyed outwards through the water outlet.

The invention applies a large-capacity water storage and delivery system to the steam brush to replace the existing water tank and the electromagnetic pump, has low manufacturing cost, does not have vibration and noise during working, and is more comfortable for users to use.

Drawings

FIG. 1 is an isometric view of one embodiment of the high capacity water storage and delivery system of the present invention;

FIG. 2 is an exploded view of the first tank of the present invention;

FIG. 3 is an exploded view of the normally closed water valve, locking mechanism, and unlocking mechanism of the present invention;

FIG. 4 is a schematic cross-sectional view of a normally closed water valve of the present invention when opened;

FIG. 5 is a schematic cross-sectional view of a normally closed water valve of the present invention when closed;

FIG. 6 is a schematic view of one embodiment of a steam brush of the present disclosure;

FIG. 7 is a schematic view of the first tank of the steam brush of FIG. 6 in an initial water-out condition;

FIG. 8 is a schematic view of the second tank of the steam brush of FIG. 6 replenishing water into the water storage chamber of the first tank;

FIG. 9 is a schematic view of the steam brush of FIG. 6 being operated to release steam;

FIG. 10 is a schematic view of an initial water-out condition of a first tank of another embodiment of the steam brush of the present invention;

FIG. 11 is a schematic view of a third embodiment of a steam brush of the present invention showing an initial water-out condition of the first tank;

the reference numbers in the figures illustrate:

100 large-capacity water storage and delivery systems;

101, a first water tank, 102, a sliding plug, 103, a water storage cavity, 104, an energy storage cavity, 105, a water outlet, 106, 107, an energy storage elastic element, 108, a water adding operation part, 109, a box body, 110, a front cover, 111, a rear cover, 112, a pull rod, 113, a lock rod, 114, a positioning groove, 115, a spring, 116, a force application part, 117, a 118 stress part, 119, a plug, 120, a sealing ring, 121, a second water tank and 122, wherein the first water tank, the sliding plug, the;

200 of a shell;

300 a steam generator;

400 steam outlet;

500 normally closed water valve;

501 valve opening operation part, 502 valve body, 503 valve plug, 504 water inlet, 505 water outlet, 506 valve port, 507 extension section, 508 bevel and 509 spring.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The large capacity water storage and delivery system 100 shown in fig. 6-9, 10, 11 comprises a first water tank 101 shown in fig. 2, a sliding plug 102 is arranged in the first water tank, the sliding plug 102 separates the inner cavity of the first water tank into a water storage cavity 103 and an energy storage cavity 104, an energy storage elastic member 107 acts on the sliding plug 102, the energy storage elastic member 107 applies elastic force to the sliding plug to promote the sliding plug to move so as to reduce the volume of the water storage cavity (the sliding plug moves towards one side of the water storage cavity), the sliding plug is connected with a water adding operation part which is positioned outside the first water tank and is used for driving the sliding plug to move so as to enlarge the volume of the water storage cavity (the sliding plug moves towards one side of the energy storage cavity), the water storage cavity 103 is provided with a water outlet 105, a second water tank 121 is arranged in the water storage cavity, the water tank 121 is connected with the water storage cavity through a one-way valve 122, the one-way valve 122 enables water to flow to only flow from the second, the water inlet 106 is closed by the cover 119, so that, in a normal state, the energy storage elastic element 107 applies elasticity to the sliding plug to enable the sliding plug to move towards one side of the water storage cavity, so that the water storage cavity is shrunk, and the stored water in the water storage cavity is conveyed outwards and discharged. After the water storage cavity stores water, the water adding operation part overcomes the elastic force of the energy storage elastic part to drive the sliding plug to move to one side of the energy storage cavity, the water storage cavity is enlarged, water in the second water tank is sucked into the water storage cavity, and the water storage cavity can work for a long time. A seal ring 120 is disposed on the spool to seal the spool with the tank. Generally, the volume of the second tank is larger than the volume of the first tank reservoir chamber so that water can be replenished to the reservoir chamber of the second tank a plurality of times.

Specifically, as shown in fig. 2 and fig. 6 to 9, the first water tank 101 is composed of a cylindrical tank 109, and a front cover 110 and a rear cover 111 disposed at two ends of the tank, a water storage cavity for accommodating the energy storage elastic member is formed between the front cover and the sliding plug, an energy storage cavity is formed between the rear cover and the sliding plug, the energy storage elastic member 107 is a spiral compression spring whose two ends are respectively supported on the sliding plug 102 and the rear cover 111, and in specific implementation, 1 to 8 spiral compression springs can be selected according to requirements.

As shown in fig. 11, the first water tank 101 includes a cylindrical tank body and a front cover disposed at the front end of the tank body as in fig. 2, a water storage cavity is formed between the front cover and the sliding plug, the energy storage elastic member 107 is a spiral extension spring having two ends respectively connected to the sliding plug and the front cover, and the spiral extension spring is located in the water storage cavity; the helical tension spring may be replaced with a rubber elastomer.

As shown in fig. 10, the first water tank 101 includes a cylindrical tank body and a front cover disposed at the front end of the tank body as in fig. 2, a water storage cavity is formed between the front cover and the sliding plug, the energy storage elastic member 107 is a helical extension spring having two ends respectively connected to the water adding operation part and the cylindrical tank body, and the helical extension spring is located outside the first water tank; the helical tension spring may be replaced with a rubber elastomer. The helical tension spring or rubber elastomer in fig. 10 may be shielded by a cover provided on the outside thereof.

Further, the sliding plug and the watering operation portion are connected via a pull rod 112 passing through the rear cover, and thus, the energy storage chamber is opened. The front cover is assembled at the front end of the box body, and the rear cover and the box body are made into a whole. The water adding operation part 108 is cylindrical and is sleeved at the rear end of the first water tank to shield the rear end of the first water tank.

As shown in fig. 3, in order to keep the volume of the water storage cavity unchanged when water is added, i.e. to prevent the sliding plug from moving, the sliding plug is provided with a locking mechanism and an unlocking mechanism, the locking mechanism positions the sliding plug to prevent the sliding plug from moving by means of the elastic force of the energy storage elastic element, and the unlocking mechanism is used for unlocking the positioning structure to position the sliding plug so that the sliding plug can move to deliver water outwards. Furthermore, the sliding plug can be positioned through the locking mechanism when not in use, so that the pressure of the water storage cavity can be prevented from being maintained, and the service life of the sealing structure of the water storage cavity is long.

Specifically, the locking mechanism includes a lock bar 113 and a positioning groove 114 moving along with the sliding plug, the lock bar is clamped into the positioning groove 114 by the elasticity of a spring 115 to position the sliding plug, the unlocking mechanism includes an unlocking bar 117 with a force application part 116 and a force bearing part 118 arranged on the lock bar, and the operation of the unlocking bar 117 causes the force application part 116 to act on the force bearing part to force the lock bar to be separated from the positioning groove so as to unlock the positioning of the sliding plug by the positioning structure.

Further, the positioning groove 114 is disposed on the sliding plug 102, in the figure, the pull rod and the sliding plug are made as a whole, the positioning groove is disposed on the pull rod, the lock rod 113 is perpendicular to the moving direction of the sliding plug 102, the unlocking rod 117 is in the same moving direction as the sliding plug 102, the force application portion 116 is in an inclined plane shape, and when the unlocking rod is moved along the moving direction of the sliding plug, the inclined plane shape force application portion 116 acts on the force application portion 118 to force the lock rod to move in the direction perpendicular to the moving direction of the sliding plug to be disengaged from the positioning groove.

The steam brush shown in fig. 6-9 comprises a housing 200, a steam generator 300 arranged in the housing, and a steam outlet 400 communicated with the steam generator, and further comprises a large-capacity water storage and delivery system 100 shown in fig. 1, the large-capacity water storage and delivery system is arranged on the housing, a water outlet is connected with the steam generator through a normally closed water valve 500, the normally closed water valve is used for blocking a water storage cavity from delivering water to the steam generator, the normally closed water valve is provided with a valve opening operation part 501, and the normally closed water valve can be opened timely (when steam is needed to be generated for ironing) through the valve opening operation part 501 so as to deliver the stored water in the water storage cavity to the steam generator.

When the water storage and delivery system is implemented specifically, the large-capacity water storage and delivery system can be fixed on the shell, and the water outlet can be connected with the normally closed water valve through a water pipe; in order to facilitate the water filling, the large-capacity water storage and delivery system is also detachably mounted on the shell, and particularly the first water tank and the second water tank are detachably mounted on the shell. The water outlet is provided with a water valve, the water valve is opened when the high-capacity water storage and delivery system is arranged on the shell by means of the water valve, the first water tank is communicated with the normally closed water valve, and the water valve is closed when the high-capacity water storage and delivery system is taken down.

As shown in fig. 4-5, the normally-closed water valve includes a valve body 502 and a valve plug 503, the valve body 502 has a water inlet 504, a water outlet 505 and a valve port 506 located between the water inlet and the water outlet, the valve plug is located in the valve body and seals the valve port 506 by the elastic force of a spring 509, the valve plug 503 extends out of the valve body to form an extension section 507 matching with a valve opening operation portion, and the valve opening operation portion is operated to urge the valve plug to move to open the valve port. The valve plug 503 is rod-shaped, the valve opening operation part 501 is a telescopic rod, the telescopic rod is provided with an inclined surface 508 abutting against the end part of the extending section, one end of the telescopic rod is positioned at a position outside the shell, which is easy to operate, as shown in fig. 6-10, and one end of the telescopic rod is positioned at a holding part outside the shell, so that when the valve is used, the telescopic rod can be pressed by fingers to move the telescopic rod to open the valve port while the steam brush is held by hands. For sealing, the valve plug and its extension are provided with a sealing ring.

Moreover, the unlocking rod 117 and the telescopic rod are the same rod piece, so that the structure is simple and the action is coordinated.

As shown in fig. 7, 10 and 11, when the first water tank is in an initial water shortage state, the sliding plug 102 is located at the leftmost side, the sliding plug can be located by a step in the first water tank, and at this time, the lock rod 113 is clamped into the locating groove 114 by the elastic force of the spring 115 to locate the sliding plug; as shown in fig. 8, the hand-held water adding operation part 108 is pulled rightwards, the lock rod 113 is forced to be separated from the positioning groove 114, the sliding plug 102 is moved rightwards, the water storage cavity is enlarged, and therefore the stored water in the second water tank is sucked in through the one-way valve; the maximum water storage capacity of the reservoir chamber is shown in figure 9, with the sliding plug also being located by the step in the first reservoir. As shown in fig. 9 and 3, when in operation, the unlocking lever 117 (telescopic lever) is pressed by a finger, the unlocking lever 117 (telescopic lever) moves rightward, the force applying portion 116 acts on the force receiving portion 118 of the locking lever, the inclined surface 508 of the telescopic lever acts on the end of the rod-shaped valve plug extending section 507, the locking lever 113 moves downward to exit from the positioning groove 114, the sliding plug 102 moves leftward, the first water tank delivers water outwards, the valve plug 503 moves upward to open the valve port 506, the water flow can be delivered to the steam generator 300, and steam is converted into steam by the steam generator and then is ejected from the steam outlet 400. And (3) releasing the unlocking rod 117 (telescopic rod), resetting the locking rod 113 and the valve plug 503, closing the normally closed water valve, positioning the sliding plug and stopping water delivery.

Claims

1. Large capacity retaining, water delivery system, including first water tank, characterized by: the water storage device is characterized in that a sliding plug is arranged in the first water tank, the sliding plug isolates an inner cavity of the first water tank to form a water storage cavity, an energy storage elastic part acts on the sliding plug, the energy storage elastic part exerts elastic force on the sliding plug to enable the sliding plug to move so as to reduce the volume of the water storage cavity, a water adding operation part which is positioned outside the first water tank and used for driving the sliding plug to move so as to enlarge the volume of the water storage cavity is connected onto the sliding plug, the water storage cavity is provided with a water outlet and is provided with a second water tank, the second water tank is connected with the water storage cavity through a one-way valve, and the one-way valve enables water flow to only flow from the second water tank to the water.

2. A high capacity water storage and delivery system as claimed in claim 1, wherein: the first water tank comprises a cylindrical tank body, a front cover and a rear cover, wherein the front cover and the rear cover are arranged at two ends of the tank body, a water storage cavity is formed between the front cover and the sliding plug, an energy storage cavity for accommodating the energy storage elastic piece is formed between the rear cover and the sliding plug, and the two ends of the energy storage elastic piece are respectively supported on the sliding plug and the spiral compression spring on the rear cover.

3. A high capacity water storage and delivery system as claimed in claim 1, wherein: the first water tank comprises a cylindrical tank body and a front cover arranged at the front end of the tank body, the water storage cavity is formed between the front cover and the sliding plug, and the energy storage elastic piece is a spiral extension spring or a rubber elastic body, two ends of the spiral extension spring or the rubber elastic body are respectively connected to the sliding plug and the front cover.

4. A high capacity water storage and delivery system as claimed in claim 1, wherein: the first water tank comprises a cylindrical box body and a front cover arranged at the front end of the box body, the water storage cavity is formed between the front cover and the sliding plug, and the energy storage elastic part is a spiral extension spring or a rubber elastic body, two ends of the spiral extension spring or the rubber elastic body are respectively connected to the water adding operation part and the cylindrical box body.

5. A high capacity water storage and delivery system as claimed in claim 1, wherein: the sliding plug is connected with the water adding operation part through a pull rod.

6. A high capacity water storage and delivery system as claimed in claim 1, wherein: the water adding operation part is cylindrical and is sleeved at the rear end of the first water tank.

7. A high capacity water storage and delivery system as claimed in claim 1, wherein: the sliding plug is provided with a locking mechanism and an unlocking mechanism, the locking mechanism positions the sliding plug to prevent the sliding plug from moving by means of the elastic force of the energy storage elastic piece, and the unlocking mechanism is used for releasing the positioning of the sliding plug by the positioning structure.

8. A high capacity water storage and delivery system as claimed in claim 7, wherein: locking mechanical system includes the locking lever and follows the constant head tank that the sliding plug removed together, the locking lever is gone into with the help of elasticity card the constant head tank is with the sliding plug location, unlocking mechanism includes a locking release lever of taking force application portion and locates stress portion on the locking lever operates the locking release lever order force application portion acts on the stress portion forces the locking lever to deviate from the constant head tank is in order to relieve location structure is right the location of sliding plug.

9. A high capacity water storage and delivery system as claimed in claim 8, wherein: the positioning groove is formed in the sliding plug, the lock rod is perpendicular to the moving direction of the sliding plug, the unlocking rod is consistent with the moving direction of the sliding plug, the force application part is in an inclined plane shape, and when the unlocking rod is moved along the moving direction of the sliding plug, the inclined plane shape force application part acts on the force bearing part to force the lock rod to move in the direction perpendicular to the moving direction of the sliding plug to be separated from the positioning groove.

10. Steam brush, including the casing, locate in the casing steam generator, with the steam outlet of steam generator intercommunication, characterized by: the steam brush further comprises a high capacity water storage and delivery system as claimed in any one of claims 1 to 6, the high capacity water storage and delivery system being provided on the housing, the drain port being connected to the steam generator via a normally closed water valve having an open valve operating portion.

11. A steam brush as claimed in claim 10, wherein: the large-capacity water storage and delivery system is fixed on the shell.

12. A steam brush as claimed in claim 10, wherein: the first water tank or/and the second water tank is detachably mounted on the housing.

13. A steam brush as claimed in claim 10, wherein: the normally closed water valve comprises a valve body and a valve plug, wherein the valve body is provided with a water inlet, a water outlet and a valve port positioned between the water inlet and the water outlet, the valve plug is positioned in the valve body and seals the valve port by means of elasticity, an extension section matched with the valve opening operation part extends out of the valve body, and the valve opening operation part is operated to enable the valve plug to move to open the valve port.

14. A steam brush as claimed in claim 13, wherein: the valve plug is shaft-like, open valve operating portion is a telescopic link, be equipped with on the telescopic link and contradict the inclined plane of extension section tip, the one end of telescopic link is located the position of easily operating outside the casing.

15. A steam brush as claimed in claim 14, wherein: the sliding plug is provided with a locking mechanism and an unlocking mechanism, the locking mechanism positions the sliding plug to prevent the sliding plug from moving by means of the elastic force of the energy storage elastic piece, and the unlocking mechanism is used for releasing the positioning of the sliding plug by the positioning structure.

16. A steam brush as recited in claim 15, further comprising: locking mechanical system includes the locking lever and follows the constant head tank that the sliding plug removed together, the locking lever is gone into with the help of elasticity card the constant head tank is with the sliding plug location, unlocking mechanism includes a locking release lever of taking force application portion and locates stress portion on the locking lever operates the locking release lever order force application portion acts on the stress portion forces the locking lever to deviate from the constant head tank is in order to relieve location structure is right the location of sliding plug.

17. A steam brush as recited in claim 16, further comprising: the positioning groove is formed in the sliding plug, the lock rod is perpendicular to the moving direction of the sliding plug, the unlocking rod is consistent with the moving direction of the sliding plug, the force application part is in an inclined plane shape, and when the unlocking rod is moved along the moving direction of the sliding plug, the inclined plane shape force application part acts on the force bearing part to force the lock rod to move in the direction perpendicular to the moving direction of the sliding plug to be separated from the positioning groove.

18. A steam brush according to claim 16 or 17, wherein: the unlocking rod and the telescopic rod are the same rod piece.