CN108517672B

CN108517672B - Heating element assembly, ironing head and ironing equipment

Info

Publication number: CN108517672B
Application number: CN201810554973.8A
Authority: CN
Inventors: 谭碧军; 阳涛
Original assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Priority date: 2018-05-31
Filing date: 2018-05-31
Publication date: 2020-09-01
Anticipated expiration: 2038-05-31
Also published as: CN108517672A

Abstract

The invention discloses a heating element assembly, an ironing head and ironing equipment, wherein the heating element assembly comprises an ironing panel, and a plurality of steam jet holes are formed in the ironing panel; the heating element comprises a first surface and a second surface which are opposite, the first surface is matched with the ironing panel to form a lower vaporization cavity, the lower vaporization cavity is communicated with the steam jet hole, the heating element is provided with an air outlet which penetrates through the first surface and the second surface, the air outlet is communicated with the lower vaporization cavity, the first surface or the ironing panel is convexly provided with at least one heat conduction block, and the first surface and the ironing panel are abutted to each other through the heat conduction block in the lower vaporization cavity. The heating element assembly of the technical scheme of the invention can adjust the temperature of the ironing panel, and has good ironing effect.

Description

Heating element assembly, ironing head and ironing equipment

Technical Field

The invention relates to the field of household appliances, in particular to a heating element assembly, an ironing head applying the heating element assembly and ironing equipment applying the ironing head.

Background

In order to solve the problems that condensed water or steam flowing out of an air jet hole of the traditional ironing head has low temperature and the like, a heating device is added in the ironing head, and the steam reaching the ironing head through a steam guide pipe can be heated again. However, the temperature of the steam ejected from the ironing head provided with the heating device is too low, which reduces the ironing effect, and the temperature of the steam is too high, which damages the clothes.

Disclosure of Invention

The invention mainly aims to provide a heating element assembly, which aims to effectively control the temperature of an ironing panel and has a good ironing effect.

In order to achieve the above object, a heat generating body assembly according to the present invention is a heat generating body assembly for an ironing head, the heat generating body assembly comprising:

the ironing panel is provided with a plurality of steam jet holes;

the heating element comprises a first surface and a second surface which are opposite, the first surface is matched with the ironing panel to form a lower vaporization cavity, the lower vaporization cavity is communicated with the steam jet orifice, the heating element is provided with an air outlet which penetrates through the first surface and the second surface, and the air outlet is communicated with the lower vaporization cavity;

the first surface or the ironing panel is convexly provided with at least one heat conduction block, and the first surface and the ironing panel are abutted through the heat conduction block in the lower vaporization cavity.

Optionally, the ironing panel is provided with a first steam groove, the heating element covers the first steam groove to form the lower vaporization chamber, the opening end of the first steam groove is convexly provided with the heat conduction block, and the first surface abuts against the heat conduction block.

Optionally, the first surface is spaced from the floor of the first steam trough by more than 2 mm.

Optionally, the heating device further comprises a vaporization chamber cover, the second surface of the heating body is provided with a second steam groove communicated with the air outlet, the vaporization chamber cover covers the second steam groove to form an upper vaporization chamber, and the vaporization chamber cover is provided with an air inlet communicated with the upper vaporization chamber.

Optionally, the heating body comprises a heating tube, the heating tube is arranged in the middle of the bottom wall of the second steam tank and encloses an air inlet tank with a first opening, and the air inlet tank is communicated with the air inlet.

Optionally, a flow limiting channel is arranged on the second surface, the flow limiting channel is arranged between the heating pipe and the side wall of the second steam groove, and the flow limiting channel is communicated with the first opening of the air inlet groove and the air outlet.

Optionally, in the thickness direction of the heating element, the bottom wall of the air inlet groove is higher than the surface of the heating tube.

Optionally, the temperature controller is further included, and the temperature controller is arranged at the first opening.

Optionally, a plurality of vaporization convex points are convexly arranged on the bottom wall of the second steam groove, and the vaporization convex points are distributed between the heating pipe and the side wall of the second steam groove.

Optionally, the ironing panel is provided with a first clamping groove around the peripheral wall of the first steam groove, the first sealing ring is mounted in the first clamping groove, the first surface is convexly provided with a first surrounding edge, and the first surrounding edge is clamped in the first clamping groove and abuts against the first sealing ring.

Optionally, still include the second sealing washer, the second surface centers on the periphery wall of second steam groove is equipped with the second draw-in groove, the second sealing washer install in the second draw-in groove, the protruding second surrounding edge that is equipped with of vaporization chamber lid, the second surrounding edge card is gone into in the second draw-in groove, and supports and press the second sealing washer.

The invention also provides an ironing head, which comprises an ironing head handle, the heating element assembly and the heat insulation sleeve, wherein the ironing head handle is provided with a containing cavity, the containing cavity is provided with a second opening, the ironing panel covers the second opening, the heating element and the heat insulation sleeve are contained in the containing cavity, and the heat insulation sleeve covers the heating element.

The invention also provides ironing equipment, which comprises a machine body, a steam pipe and the ironing head, wherein the machine body is provided with a steam generating device, and two ends of the steam pipe are respectively connected with the steam generating device and the ironing head.

In the technical scheme of the invention, the heating element assembly comprises a heating element and an ironing panel, wherein a lower vaporizing cavity is formed on the heating element and the ironing panel, and the heating element and the ironing panel are provided with a plurality of steam jet holes communicated with the lower vaporizing cavity, so that the steam introduced from the outside can be further heated and jetted from the steam jet holes, and the steam temperature of the steam jet holes is improved; meanwhile, at least one heat conducting block is convexly arranged on the ironing panel or the first surface, the heating body is abutted with the ironing panel in the lower vaporization cavity through the heat conducting block, the structure enables the heat of the heating body to be transferred to the ironing panel through the heat conducting block, and the ironing panel and the heating body are in point contact, so that the contact area of the heating body and the ironing panel is small, and the overhigh temperature is avoided; furthermore, the size of the contact area is adjusted by setting the size and the number of the heat conducting blocks, so that the temperature of the ironing panel can be effectively controlled, and the ironing effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Figure 1 is an exploded view of an embodiment of an ironing head according to the invention;

FIG. 2 is a schematic view of the construction of the insulation sleeve in the ironing head of FIG. 1;

FIG. 3 is a schematic view of the structure of the handle of the ironing head of FIG. 1;

FIG. 4 is a schematic view of the construction of a heat generator assembly in the ironing head shown in FIG. 1;

FIG. 5 is a cross-sectional view of a heat generator assembly in the ironing head shown in FIG. 1;

FIG. 6 is an enlarged view of a heat-generating body assembly A shown in FIG. 5;

FIG. 7 is an enlarged view of a heat-generating body assembly B shown in FIG. 5;

FIG. 8 is an exploded view of a heat-generating body assembly shown in FIG. 5;

FIG. 9 is a schematic view showing a structure of an ironing panel in the heat generating body assembly shown in FIG. 5;

FIG. 10 is a schematic view showing the structure of a heat-generating body in the heat-generating body assembly shown in FIG. 5.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The present invention provides a heating element assembly 30 for use with an ironing head 100.

Referring to fig. 4 to 7, in the embodiment of the present invention, the heat generator assembly 30 includes:

an ironing panel 33, wherein the ironing panel 33 is provided with a plurality of steam jet holes 337;

the heating element 31, the heating element 31 includes a first surface 311 and a second surface 315 opposite to each other, the first surface 311 cooperates with the ironing panel 33 to form a lower vaporizing chamber, the lower vaporizing chamber is communicated with the steam spraying hole 337, the heating element 31 is provided with an air outlet 317 penetrating through the first surface 311 and the second surface 315, and the air outlet 317 is communicated with the lower vaporizing chamber.

At least one heat-conducting block 335 is convexly disposed on the first surface 311 or the ironing panel 33, and the first surface 311 and the ironing panel 33 are abutted via the heat-conducting block 335 in the lower vaporizing chamber.

In this embodiment, the heating element assembly 30 is mainly applied to the ironing head 100, and the heating element 31 is used to reheat the steam delivered to the ironing head 100 and has a steam spraying hole 337 for spraying the heated steam, thereby treating the clothes to be ironed.

The heating element 31 is generally made of a heating tube 319, and the heating tube 319 is used for heating, but other heating methods such as a resistance wire may be used. The air outlet 317 of the heating element 31 is used for receiving the steam transmitted to the heating element 31 and transmitting the steam to the lower vaporization chamber. The ironing panel 33 is detachably connected with the heating element 31, and can be selected to be in snap connection or threaded connection. Specifically, the ironing panel 33 is provided with a surrounding platform (not labeled), the surrounding platform is configured to form a first steam groove 333, the heating element 31 covers the first steam groove 333 to form the lower vaporization chamber, the opening end of the first steam groove 333 is provided with at least one heat conduction block 335 in a protruding manner, that is, the heat conduction block 335 is configured in a protruding manner at the inner edge of the surrounding platform, and the first surface 311 is abutted to the heat conduction block 335. Of course, in other embodiments, the first surface 311 is provided with a groove, and the ironing panel 33 cooperates therewith to form a lower steaming chamber. The heat-conducting block 335 may also be provided projecting on the first surface 311, the ironing panel 33 abutting against the heat-conducting block 355.

In the technical scheme of the invention, the heating element assembly 30 comprises a heating element 31 and an ironing panel 33, wherein a lower vaporization cavity is formed on the heating element 31 and the ironing panel 33, and the heating element 31 and the ironing panel 33 are provided with a plurality of steam jet holes 337 communicated with the lower vaporization cavity, so that the steam introduced from the outside can be further heated and jetted from the steam jet holes 337, and the steam temperature of the steam jet holes 337 is increased; meanwhile, at least one heat conduction block 335 is arranged on the ironing panel 33 or the first surface 311, when the heating element 31 covers the first steam groove 333, the first surface 311 is abutted with the ironing panel 33 in the lower vaporization cavity through the heat conduction block 335, the structure enables the heat of the heating element 31 to be transmitted to the ironing panel 33 through the heat conduction block 335, and the ironing panel 33 and the heating element 31 are in point contact, so that the contact area of the ironing panel 33 and the heating element 31 is small, and the temperature is prevented from being too high; furthermore, the size of the contact area is adjusted by setting the size and the number of the heat-conducting blocks 335, so that the temperature of the ironing panel 33 can be effectively controlled, and the ironing effect is improved. In addition, the enclosing table is surrounded to form a first steam groove 333, and the structure can ensure that the steam entering the lower vaporization chamber is dispersed, the temperature of each part is kept uniform and then the steam is sprayed out through the steam spray holes 337, so that the temperature consistency of each steam spray hole 337 can be ensured; the heat conduction block 335 is convexly arranged on the inner edge of the enclosing table, can play a role in zigzag drainage on steam flow in the lower vaporization cavity, so that the steam can rapidly enter the steam jet holes 337, and the heat conducted from the heating body 331 can be further compensated for the steam flow by the heat conduction block 335, so that the steam temperature can be effectively controlled.

Referring to fig. 8 and 9, in order to uniformly transfer heat, a plurality of heat conduction blocks 335 are protruded at an opening end of the first steam groove 333, and the plurality of heat conduction blocks 335 are uniformly distributed at the opening end of the first steam groove 333, so that the heat of the heating element 31 can be uniformly transferred to the ironing panel 33 through the heat conduction blocks 335, thereby ensuring the uniformity of the temperature of the ironing panel 33, avoiding the clothes from being burnt due to over-high local temperature, and achieving a good ironing effect. Specifically, the heat conducting block 335 protrudes from the top of the opening of the first steam groove 333, and protrudes from the sidewall of the first steam groove 333, so as to improve the structural strength of the heat conducting block 335, and make the connection between the heat generating body 31 and the ironing panel 33 more stable.

In a preferred embodiment, the distance H between the first surface 311 and the bottom wall of the first steam groove 333 is greater than 2 mm.

In this embodiment, because of the existence of the plurality of heat conduction blocks 335, the distance between the heat generating body 31 and the ironing panel 33 is increased, and the range of the distance H between the heat generating body 31 and the ironing panel 33 is set to be larger than 2mm, so that the heating part of the heat generating body 31 is slightly far away from the ironing panel 33, the condition that the ironing panel 33 is affected by local heat generation of the heat generating body 31 and only radiated by the heating part to cause uneven surface temperature is avoided, and the ironing effect of the ironing panel 33 can be improved.

Referring to fig. 8, the heating element assembly 30 further includes a vaporization chamber cover 37, the second surface 315 of the heating element 31 is provided with a second steam groove 318 communicated with the air outlet 317, the vaporization chamber cover 37 covers the second steam groove 318 to form an upper vaporization chamber, and the vaporization chamber cover 37 is provided with an air inlet 371 communicated with the upper vaporization chamber.

In this embodiment, the vaporization chamber cover 37 is opened with an air inlet 371 for communicating with the outside and introducing steam. The vaporization chamber cover 37 and the heating element 31 cooperate to form an upper vaporization chamber, which is used to reheat the introduced steam, and the reheated steam is transferred to the lower vaporization chamber through the air outlet 317, and is uniformly distributed in the lower vaporization chamber and finally sprayed out through the steam spray holes 337. The vaporizing chamber cover 37, the heating element 31 and the ironing panel 33 are connected by screw threads. Specifically, the ironing panel 33 is provided with a plurality of first connecting posts 332, the first connecting posts 332 are provided with first through holes 3321, the vaporizing chamber cover 37 is provided with second through holes 375 corresponding to the first through holes 3321, the heating element 31 covers the ironing panel 33, the vaporizing chamber cover 37 covers the heating element 31, and the three are stably fixed by the threaded posts passing through the first through holes 3321 and the second through holes 375 for locking.

Referring to fig. 10, the heating element 31 includes a heating tube 319, the heating tube 319 is disposed in the middle of the bottom wall of the second steam groove 318, and encloses an air inlet groove 3151 having a first opening 3152, and the air inlet groove 3151 is communicated with the air inlet 371.

In this embodiment, the heating tube 319 is disposed in the middle of the bottom wall of the second steam groove 318, when steam enters the second steam groove 318 through the air inlet 371, the steam can be heated rapidly, the higher steam heat is collected in the air inlet 3151 surrounded by the heating tube 319, and the lower steam heat is between the heating tube 319 and the side wall of the second steam groove 318, which can reduce the heat energy from spreading to the edge and the heat transfer from the lower side of the edge to the ironing panel 33. The steam is heated and flows to the air inlet 371 through the air inlet groove 3151, and enters the lower vaporization chamber through the air inlet 371. Meanwhile, the surface of the heating tube 319 is higher than the bottom wall of the second steam groove 318, so that the contact area between the heating tube 319 and the steam is larger, the heat generated by the heating tube 319 is rapidly taken away by the steam, and the vaporization is more sufficient.

In order to facilitate the circulation of the steam, the second surface 315 is provided with a flow restriction channel, which is provided between the heat generating pipe 319 and the sidewall of the second steam groove 318 and communicates the first opening 3152 of the air inlet groove 3151 with the air outlet 317.

In this embodiment, the flow-limiting channel includes a plurality of flow-limiting plates 3153, wherein a portion of the flow-limiting plates 3153 is enclosed by the side wall of the inlet channel 3151, and two flow-limiting plates 3153 are connected to two ends of the first opening 3152, the two flow-limiting plates 3153 are obliquely inserted into the heat pipe 319, and a gap is reserved between the two flow-limiting plates 3153 and the side wall of the second steam tank 318, so that the steam flows along the track, and the two flow-limiting plates 3153 extend from the side wall of the second steam tank 318 to the direction of the heat pipe 319, and are protruded along the surface of the heat pipe 319, and the height of the flow-limiting plates 3153 is higher than the outer surface of the heat pipe 319, so that the steam flows along the flow-limiting channel formed by the flow-limiting plates 3153 in a zigzag manner, and can ensure fast flow to flow into the lower vaporization chamber.

In order to achieve a better vaporization effect, a plurality of vaporization protrusions 3155 are disposed in the lower vaporization chamber, the plurality of vaporization protrusions 3155 are protruded on the bottom wall of the second steam groove 318, and the vaporization protrusions 3155 are distributed between the heating pipe 319 and the side wall of the second steam groove 318.

In this embodiment, the vaporization protrusions 3155 may be spherical or cubic, and the plurality of vaporization protrusions 3155 may break up steam droplets to ensure vaporization of steam, thereby preventing the ironing panel 33 from spraying water droplets, and further enhancing the ironing effect. Optionally, the plurality of vaporization bumps 3155 are uniformly arranged in an array manner, so that the vapor in the lower vaporization chamber is uniform, and the vaporization effect is better.

In the thickness direction of the heating element 31, the bottom wall of the air inlet groove 3151 is higher than the surface of the heating tube 319. In this embodiment, the bottom wall of the air inlet groove 3151 is provided with a plurality of parallel convex plates, and this structure makes the bottom wall of the air inlet groove 3151 higher than the bottom wall of the second steam groove 318, and its thickness is thickened, so that a large amount of heat energy can be stored, thereby improving the steam temperature of the ironing panel 33 and ensuring the ironing effect of the clothes.

In addition, in order to facilitate the strict temperature control, the heating element assembly 30 further includes a temperature controller (not shown) disposed at the first opening 3152.

In this embodiment, the temperature controller is arranged to strictly test and control the temperatures in the lower vaporization chamber and the upper vaporization chamber, and is switched off when the temperature is too high and switched on when the temperature is low, so as to ensure the temperature of the steam sprayed from the steam spray holes 337. Meanwhile, the temperature controller is arranged at the first opening 3152, namely, one end of the heating pipe 319 is not arranged, a large amount of heat energy can be stored in the air inlet groove 3151, and the heat energy can be delayed by matching with a cold-packed hot steam circulation structure, so that the temperature of the temperature controller is not easy to increase or decrease, the power-off interval of the temperature controller is prolonged, the continuous utilization of the heat energy is ensured, and the generation of condensed water can be avoided.

Referring to fig. 5 to 7, in a preferred embodiment, in order to ensure a sealing effect between the lower vaporization chamber and the upper vaporization chamber, the heat generating body assembly 30 further includes a first sealing ring 313 and a second sealing ring 316, the ironing panel 33 is provided with a first locking groove 339 around the outer circumferential wall of the first steam groove 333, the first sealing ring 313 is installed in the first locking groove 339, the first surface 311 is convexly provided with a first surrounding edge 3111, and the first surrounding edge 3111 is locked in the first locking groove 339 and presses against the first sealing ring 313. The second surface 315 is provided with a second clamping groove 3157 around the outer circumferential wall of the second steam groove 318, the second sealing ring 316 is mounted on the second clamping groove 3157, the vaporization chamber cover 37 is convexly provided with a second surrounding edge 373, and the second surrounding edge 373 is clamped in the second clamping groove 3157 and presses against the second sealing ring 316.

In this embodiment, the second sealing ring 316 is disposed between the vaporizing chamber cover 37 and the heating element 31, and the first sealing ring 313 is disposed between the heating element 31 and the ironing panel 33, so that the sealing effect between the heating element and the ironing panel can be improved, thereby preventing steam leakage, ensuring the temperature of steam, and further improving the ironing effect.

Referring to fig. 1 to 4, the present invention further provides an ironing head 100, wherein the ironing head 100 includes an ironing head handle 10, the heating element assembly 30 and the heat insulation sleeve 50, the ironing head handle 10 is formed with a receiving cavity 10a, the receiving cavity 10a has a second opening, the ironing panel 33 covers the second opening, the heating element 31 and the heat insulation sleeve 50 are received in the receiving cavity 10a, and the heat insulation sleeve 50 covers the heating element 31. Since the heating element assembly 30 of the ironing head 100 adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

In this embodiment, the ironing head 100 is applied to an ironing apparatus, such as a garment steamer, as a portable ironing tool. Of course, in other embodiments, the ironing head 100 may further include other structures such as a water storage device, and be directly used as a stand-alone ironing device, which is not limited thereto.

Specifically, ironing head 100 includes ironing head handle 10, and this ironing head handle 10 includes main part 11 and the gripping portion 13 that is established by main part 11 protrudingly, and main part 11 deviates from one side of gripping portion 13 and is formed with and holds chamber 10a, and this holds chamber 10a has an opening (not marked), conveniently holds other parts. The main body 11 and the grip 13 are generally made of plastic, and are integrally formed, so that the structural strength is high and the durability is good. The holding part 13 is protruded upwards from two ends of the main body 11 as starting points and connected with each other into a whole, the whole connecting line is smooth, the appearance is attractive, and a larger space is reserved between the holding part 13 and the main body 11, so that the holding part is convenient for a hand to hold. The circumference of the main body 11 is provided with a through pipe column 111, the through pipe column 111 is provided with a through pipe hole 113, so that a steam pipe can conveniently penetrate into the accommodating cavity 10a, the contact area between the steam pipe and the main body 11 is increased by the through pipe column 111, the steam pipe can smoothly penetrate, and the steam pipe is prevented from being bent to influence the introduction of steam.

The steam pipe is made of a plastic hose, preferably a yarn-covered tube or a PVC plastic hose, and has good heat resistance, and is communicated with the air inlet 371 of the heating element 31 after passing through the through hole 113 of the iron handle 10 and the accommodating cavity 10a, so that steam is introduced into the heating element assembly 30 for secondary heating. The material of the heat insulating jacket 50 is preferably a material having excellent heat insulating performance against high temperature, such as silica gel.

The ironing panel 33 covers the opening of the accommodating cavity 10a, and forms a relatively tight structure together with the ironing head handle 10, and the inside of the ironing panel is sprayed with steam only through the steam spraying holes 337 of the ironing panel 33. The direct and panel 33 that irones of radiation shield 50 is connected, and the body 51 of radiation shield 50 forms an isolation chamber 50a with bounding wall 53, can cover heat-generating body 31 completely to effectively keep apart the heat that heat-generating body 31 gived off, can keep warm steam on the one hand, on the other hand also can avoid scalding first handle 10 high temperature, thereby the protection user is not scalded.

Ironing head 100 sets up heat-insulating sleeve 50 and covers heat-generating body subassembly 30, can effectively keep apart heat-generating body subassembly 30 and ironing head handle 10 to block the heat and to ironing head handle 10 transmission, and then can avoid ironing head handle 10 high temperature to scald the user, and ironing head handle 10 can not take place the melten gel yet, improves this ironing head 100's safety in utilization. In addition, the heat insulating sleeve 50 is further provided with a clamping part 57 for fixing the steam pipe, the clamping part 57 can stably mount the steam pipe, the steam pipe cannot be dropped or pulled and moved by the outside, smooth circulation of the steam is ensured, and the working stability of the ironing head 100 is improved.

Referring to fig. 1 and 2, the heat insulation sleeve 50 includes a body 51, a surrounding plate 53 extending along a circumferential edge of the body 51 to one side, and an extension plate 55 extending along a circumferential edge of the surrounding plate 53 in a bending manner, the fastening portion 57 includes a pressing plate 571 and a supporting plate 573 connected to each other, the supporting plate 573 is protruded from the extension plate 55, the pressing plate 571 and the supporting plate 573 form a first fixing hole (not shown), and the steam pipe is fastened to the first fixing hole.

In this embodiment, the body 51, the surrounding plate 53 and the extending plate 55 are of an integral structure, and can be integrally formed, thereby facilitating mass production, and having high structural strength and good durability. The enclosing plate 53 and the body 51 are vertically arranged, an isolation cavity 50a is formed between the enclosing plate 53 and the body 51, the extending plate 55 and the enclosing plate 53 are also vertically arranged, and the extending plate 55 extends from the periphery of the enclosing plate 53 to the direction away from the isolation cavity 50a, so that the surfaces of the body 51 and the extending plate 55 are arranged in parallel, the whole structure is arranged in a step mode, and the structural strength of the heat insulation sleeve 50 can be enhanced. Meanwhile, a plurality of reinforcing ribs 59 are arranged at the connecting position of the enclosing plate 53 and the extending plate 55, and the reinforcing ribs 59 are perpendicular to the surfaces of the enclosing plate 53 and the extending plate 55, so that the deformation of the enclosing plate 53 and the extending plate 55 can be prevented, and the structural stability of the heat insulating sleeve 50 is further improved.

The fastening portion 57 includes a pressing plate 571 and a supporting plate 573 that are detachably connected to facilitate the removal and installation of the steam pipe from the first fixing hole. Specifically, the extension plate 55 is provided with a support platform 555 in a protruding manner, the support plate 573 is vertically arranged at the top end of the support platform 555, a first support hole 5731 is concavely formed at the top of the support platform, the pressure plate 571 comprises a pressing part 5711 and a connecting part 5713 connected to two ends of the pressing part 5711, the steam pipe is arranged in the first support hole 5731 in a penetrating manner, the pressing part 5711 is pressed on the support plate 573, and the first support hole 5731 and the pressing part 5711 are surrounded to form a first fixing hole, so that the steam pipe can be stably fixed. Simultaneously, the protruding connecting rod 557 that is equipped with in the both sides of brace table 555, seted up first screw hole 5571 on the connecting rod 557, second screw hole 5715 that corresponds with first screw hole 5571 is seted up to connecting portion 5713, and the clamp plate 571 is connected through retaining member and the fastening cooperation of first screw hole 5571 and second screw hole 5715 with connecting rod 557, and this connection structure is stable good to realize the fixed mounting of steam pipe, convenient and fast.

After the steam pipe is clamped in the first fixing hole, in order to facilitate arranging the trend of the steam pipe, the body 51 is further provided with a first limiting groove 513, and the steam pipe is limited in the first limiting groove 513. Specifically, the body 51 is convexly provided with two relative cardboard 518, one side extension formation roof 5181 of the top of one of them cardboard 518 to another cardboard 518, this roof 5181 and two cardboard 518 form first spacing groove 513, the steam pipe is spacing in this first spacing groove 513, it is gapped to reserve between roof 5181 and the relative cardboard 518, make things convenient for the steam pipe to fill in first spacing groove 513 through the clearance, the setting of this structure can make the upper and lower left and right sides direction of steam pipe all injectd, and can not influenced by other structures, guarantee the smooth and easy of steam.

With reference to fig. 1 and 2, the body 51 is provided with a through hole 511 for the steam pipe to pass through, and the steam pipe is clamped in the first fixing hole and then connected to the air inlet 371 of the heating element assembly 30 at the through hole 511.

In this embodiment, the first limiting groove 513 is disposed between the fastening portion 57 and the via hole 511, after one section of the steam pipe is fastened to the fastening portion 57, the next section is limited in the first limiting groove 513, and the last section is communicated with the air inlet 371 of the heat-generating body assembly 30 at the via hole 511, so that the steam is introduced into the heat-generating body assembly 30. Specifically, the vaporization chamber cover 37 of the heat generating body assembly 30 includes a connector 35, and the end of the steam pipe is connected to the connector 35 and is fixedly connected using a snap spring to prevent falling off.

Of course, the ironing head 100 further includes a conductive wire (not shown), the pressing plate 571 and the supporting plate 573 further form a second fixing hole, and the conductive wire is fastened in the second fixing hole and passes through the through hole 511 to be electrically connected to the heating element assembly 30.

In this embodiment, a second supporting hole 5733 is further concavely formed at the top end of the supporting plate 573, the second supporting hole 5733 and the pressing plate 571 form a second fixing hole, the conductive wire can be clamped in the second fixing hole, so as to realize stable installation of the conductive wire, and after the conductive wire is fixed, the tail end of the conductive wire is electrically connected with the heating element assembly 30 through the through hole 511, specifically, a live wire end, a neutral wire end and a ground wire end of a heating device in the heating element assembly 30 are connected, so as to supply electric energy to the heating element assembly 30.

In order to further standardize the conductive wire, the body 51 is further provided with a second limiting groove 515, the second limiting groove 515 is also arranged between the clamping part 57 and the via hole 511, and the conductive wire is limited in the second limiting groove 515.

One or more second limiting grooves 515 may be provided, depending on the length of the conductive line between the fastening portion 57 and the via 511. In this embodiment, two second limiting grooves 515 are provided, and the two limiting grooves may have the same structure or different structures, so that the limitation of the conductive wire is achieved. The structure of one of the second position-limiting grooves 515 is similar to that of the first position-limiting groove 513, and the other second position-limiting groove 515 is formed by two position-limiting plates 519 which are oppositely arranged.

In order to further protect the steam pipe from being pulled by external force, the steam pipe is in clearance fit with the first fixing hole, and the conducting wire is in interference fit with the second fixing hole.

In this embodiment, the diameter of the first receiving hole 5731 is larger than that of the second receiving hole 5733, so that the first fixing hole is larger than the second fixing hole, and when the pressing plate 571 is pressed on the supporting plate 573, the pressing plate 571 presses the conductive wire without pressing the steam pipe to deform, so that the steam pipe and the first fixing hole are in clearance fit, and the conductive wire and the second fixing hole are in interference fit. The structure is arranged to avoid the pipe pressing phenomenon, ensure the smoothness of steam, and simultaneously, the pressing conductive wire can also distribute the pulling force applied to the ironing head 100 to the conductive wire, thereby protecting the steam pipe.

In order to prevent the steam pipe and the conductive wire from interfering with each other, the fastening portion 57 and the via hole 511 are respectively located at two ends of the body 51, and the first limiting groove 513 and the second limiting groove 515 are respectively located at two sides of the body 51.

In this embodiment, the fastening portion 57 is located at one end of the body 51 close to the through hole 113, so that the steam pipe and the conductive wire are conveniently fixed in the first fixing hole and the second fixing hole respectively after passing through the through hole 113, and the via hole 511 is opened at one end of the body 51 far from the fastening portion 57, so that the steam pipe and the conductive wire are conveniently arranged. The first limiting groove 513 and the second limiting groove 515 are respectively located on two sides of the body 51, so as to respectively guide the steam pipe and the conductive wire to the via 511, and meanwhile, the steam pipe and the conductive wire can be installed more concealably without affecting the installation of other structures.

Specifically, in order to facilitate the connection between the heat insulation sleeve 50 and the iron handle 10, the inner wall of the iron handle 10 is provided with at least one buckle (not shown), the extension plate 55 or the surrounding plate 53 is provided with a buckle hole 551 corresponding to the buckle, and a buckle is buckled in the buckle hole 551 to connect the iron handle 10 and the heat insulation sleeve 50.

In this embodiment, the fastening holes 551 are disposed on the extending plate 55, specifically, the fastening holes 551 are disposed in a plurality, and the fastening holes 551 are uniformly distributed along the periphery of the extending plate 55, so as to ensure that the connection structure between the heat insulating sleeve 50 and the ironing head handle 10 is stable, the connection force is uniform, the heat insulating sleeve 50 is not easily deformed, and effective heat insulation is performed. The heat insulation sleeve 50 can be connected with the ironing head handle 10 through the buckle buckled in the buckle hole 551, so that the assembly efficiency is improved conveniently and quickly. Of course, the fastening hole 551 may be formed on the head scalding handle 10, and the fastening buckle may be formed on the heat insulating sleeve 50 to connect the two.

In order to further enhance the connection stability of the scalding head handle 10 and the heat insulating sleeve 50, referring to fig. 1 and fig. 2, the body 51 is convexly provided with at least one second connecting column 517, the second connecting column 517 is provided with a first connecting hole 5171, the scalding head handle 10 is provided with a first mounting hole (not shown) corresponding to the first connecting hole 5171, and the heat insulating sleeve 50 and the scalding head handle 10 are fixed by fastening the locking member to the first mounting hole and the first connecting hole 5171.

In this embodiment, because of scalding first handle 10 and having darker chamber 10a that holds, so protruding second spliced pole 517 of establishing on body 51, set up first connecting hole 5171 on second spliced pole 517, use the retaining member to fix through first connecting hole 5171 and first mounting hole, can increase retaining member and 50 and scald the area of contact of first handle 10 of radiation shield, increase connection structure's intensity, thereby further realize stable connection between them, avoid unexpected dropping to cause the lax of card fastening connection structure.

In addition, the heat insulating sleeve 50 is provided with at least one second coupling hole 553, the ironing panel 33 is provided with a second mounting hole 331 corresponding to the second coupling hole 553, and the heat insulating sleeve 50 and the ironing panel 33 are fixed by coupling locking members with the second coupling hole 553 and the second mounting hole 331.

In this embodiment, in order to realize that the heat insulating sleeve 50 is stably connected to the ironing panel 33, a second connecting hole 553 is provided in the body 51 of the heat insulating sleeve 50, and two second connecting holes 553 are provided in the extension plate 55 at the same time, three second connecting holes 553 are uniformly distributed on the periphery of the body 51, correspondingly, three second mounting holes 331 are provided in the ironing panel 33, the locking member is used to perform fixed connection with the second mounting holes 331 through the second connecting holes 553, the structural stability of the heat insulating sleeve 50 and the ironing panel 33 is ensured, thereby further reducing the heat dissipation, and simultaneously ensuring the structural stability of the steam pipe and the conductive wire.

The present invention further provides an ironing apparatus (not shown), which includes a main body (not shown) and the ironing head 100 as described above, wherein the main body is provided with a steam generating device (not shown), two ends of the steam pipe are respectively connected to the steam generating device and the ironing head 100, the specific structure of the ironing head 100 refers to the above embodiments, and as the ironing apparatus adopts all technical solutions of all the above embodiments, at least all beneficial effects brought by the technical solutions of the above embodiments are provided, and no further description is given here.

In the ironing apparatus, the body further comprises a control device (not shown) electrically connected with the steam generating device for controlling the generation of the steam amount and the temperature, and a control button can be arranged at the ironing head handle 10 of the ironing head 100 and connected with the control device, so that a user can conveniently select and control the steam temperature and the steam amount, thereby better ironing clothes.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A heat-generating body subassembly for ironing head, its characterized in that, heat-generating body subassembly includes:

the ironing panel is provided with a plurality of steam jet holes;

the heating element comprises a first surface and a second surface which are opposite, the first surface is matched with the ironing panel to form a lower vaporization cavity, the lower vaporization cavity is communicated with the steam jet orifice, the heating element is provided with an air outlet which penetrates through the first surface and the second surface, and the air outlet is communicated with the lower vaporization cavity; the heating body also comprises a heating tube, and the heating tube is enclosed into an air inlet groove with a first opening; in the thickness direction of the heating body, the bottom wall of the air inlet groove is higher than the surface of the heating tube, and a plurality of convex plates which are arranged in parallel are arranged on the bottom wall of the air inlet groove;

2. The heat generating body assembly as described in claim 1, wherein said ironing panel is provided with a first steam groove, said heat generating body is covered on said first steam groove to form said lower vaporizing chamber, said heat conducting block is protruded at an opening end of said first steam groove, and said first surface abuts against said heat conducting block.

3. The heat-generating body assembly as described in claim 2, wherein a distance H between the first surface and a bottom wall of the first steam groove is larger than 2 mm.

4. The heat-generating body assembly as described in claim 2, further comprising a vaporization chamber cover, the second surface of the heat-generating body being provided with a second steam groove communicating with the gas outlet, the vaporization chamber cover being fitted over the second steam groove to form an upper vaporization chamber, the vaporization chamber cover being provided with a gas inlet communicating with the upper vaporization chamber.

5. The heat generating body assembly as described in claim 4, wherein said heat generating tube is provided in the middle of the bottom wall of said second steam bath, and said air inlet bath is communicated with said air inlet.

6. The heat-generating body assembly as described in claim 5, wherein the second surface is provided with a flow restriction channel, the flow restriction channel is provided between the heat-generating tube and the side wall of the second steam tank, and the flow restriction channel communicates the first opening of the air inlet tank and the air outlet.

7. The heat generating body assembly as described in claim 5, further comprising a temperature controller, said temperature controller being disposed at said first opening.

8. The heat generating body assembly as described in claim 5, wherein a plurality of vaporization protrusions are convexly provided on the bottom wall of the second steam tank, and the vaporization protrusions are distributed between the heat generating tube and the side wall of the second steam tank.

9. The heat generating body assembly as claimed in any one of claims 2 to 8, further comprising a first sealing ring, wherein the ironing panel is provided with a first clamping groove around an outer peripheral wall of the first steam groove, the first sealing ring is mounted on the first clamping groove, the first surface is convexly provided with a first surrounding edge, and the first surrounding edge is clamped in the first clamping groove and presses against the first sealing ring.

10. The heat generating body assembly as described in any one of claims 4 to 8, further comprising a second sealing ring, wherein the second surface is provided with a second clamping groove around an outer peripheral wall of the second steam groove, the second sealing ring is mounted on the second clamping groove, the vaporization chamber cover is convexly provided with a second surrounding edge, and the second surrounding edge is clamped into the second clamping groove and presses against the second sealing ring.

11. An ironing head comprising an ironing head handle, a heating element assembly as claimed in any one of claims 1 to 10 and a heat insulating sleeve, the ironing head handle defining a receiving cavity having a second opening, the ironing panel being fitted over the second opening, the heating element and the heat insulating sleeve being received in the receiving cavity, the heat insulating sleeve covering the heating element.

12. Ironing device, characterized in that it comprises a body provided with steam generating means, a steam pipe and an ironing head according to claim 11, the two ends of the steam pipe being connected to the steam generating means and to the ironing head, respectively.