CN112137550A - Steam sterilization components and dishwashers - Google Patents

Abstract

The invention discloses a steam sterilization assembly and a dishwasher. The steam sterilization assembly comprises a box body, the box body encloses an inner cavity, a first heating element is arranged in the inner cavity, and a heating element arranged separately from the inner cavity is arranged on the box body There is a conveying part in the box. The conveying part is used to send the steam from the inner cavity into the heating channel. The heating channel is used to heat the steam. The inner wall of the inner cavity is provided with a steam outlet and a first air inlet. The heating channel The two ends of the steam outlet are respectively communicated with the steam outlet and the first air inlet. In the above steam sterilization assembly, the conveying part sends the steam into the heating channel from the steam outlet of the inner tank, and the heating channel heats the steam to form high-temperature steam, and then re-enters the inner tank through the first air inlet, and the high-temperature steam can be used for disinfection, It realizes the reuse of waste heat and reduces the amount of water required to generate high-temperature steam. The steam entering the heating channel still has a certain temperature, and the energy required for reheating is small, so it can effectively reduce energy consumption and water consumption. Lower cost and more energy saving.

Description

Steam sterilization components and dishwashers

technical field

The invention relates to the technical field of kitchen equipment, in particular to a steam sterilization component and a dishwasher.

Background technique

The disinfection technology of dishwashers includes ozone disinfection, high temperature disinfection or steam disinfection. Ozone disinfection or high temperature disinfection will cause damage to the components of the dishwasher, while the steam in steam disinfection has good fluidity, which can improve the uniformity of the temperature field, and is not easy to Damage to the parts of the dishwasher. At present, the steam disinfection technology of dishwashers basically uses heating equipment such as steam generators and heating pipes to heat tap water to 100 °C to generate steam, and then pass the steam into the inner tank of the dishwasher. Sanitize internal utensils. However, this type of steam sterilization technology needs to heat the low-temperature tap water to 100 ℃, which increases the energy and water consumption of the dishwasher.

SUMMARY OF THE INVENTION

Based on this, the present invention is to overcome the defects of high energy consumption and water consumption of the existing steam sterilization, and provide a steam sterilization component and a dishwasher that can reduce energy consumption and water consumption.

Its technical solutions are as follows:

A steam sterilization assembly includes a box body, the box body encloses an inner cavity, a first heating element is arranged in the inner cavity, and a heating channel separated from the inner cavity is arranged on the box body, so the A conveying member is provided in the box, and the conveying member is used to send the steam from the inner cavity into the heating channel, the heating channel is used to heat the steam, and the inner wall of the inner cavity is provided with a steam outlet and a first air inlet, two ends of the heating channel are respectively communicated with the steam outlet and the first air inlet.

In the above steam sterilization assembly, the first heating element can be used to heat water to form hot water, which is used for hot rinsing of articles. The evaporation of hot water will generate steam in the inner cavity. The steam is sent into the heating channel from the steam outlet of the inner tank. The heating channel heats the steam to form high-temperature steam, and then re-enters the inner tank through the first air inlet. The high-temperature steam can be used for sterilization. The sterilization component can utilize the steam generated in the hot rinsing stage and reheat it for subsequent sterilization, realizing the reuse of waste heat and reducing the amount of water required to generate high-temperature steam, and the steam entering the heating channel still has a certain temperature , the energy required for reheating is small, so it can effectively reduce energy consumption and water consumption, lower the cost of use and more energy saving. In addition, additional steam delivery into the inner cavity can be reduced or unnecessary, the generation of condensed water is reduced, and the drying and sterilization effects of articles are favorable.

In one embodiment, a drying and condensing channel separated from the inner cavity is provided on the box body, a second air inlet is provided on the inner wall of the inner cavity, and the conveying member is used to transport the steam from The inner cavity is sent into the drying condensation channel, the drying condensation channel is used for condensing the steam and forming dry air, and the outlet of the drying condensation channel is communicated with the second air inlet.

In one embodiment, a steam inlet channel is provided on the box body, a control member is arranged in the steam inlet channel, the steam inlet channel is communicated with the steam outlet, the heating channel and the drying channel are The condensing passages are all communicated with the steam outlet through the steam inlet passage, the conveying member is arranged in the steam inlet passage, and the control member is used to control the steam inlet passage and the heating passage or the steam outlet. The drying condensation channel is communicated.

In one embodiment, the control member includes a first baffle plate, the first baffle plate is rotatably disposed in the steam inlet passage, and the first baffle plate has a first rotation position and a second rotation position , the first baffle can rotate back and forth between the first rotation position and the second rotation position, when the first baffle rotates to the first rotation position, the first baffle The first baffle plate is used to close the drying and condensation channel, and when the first baffle plate is rotated to the second rotation position, the first baffle plate is used to close the heating channel.

In one of the embodiments, the drying condensation channel is at least partially an S-shaped channel.

In one embodiment, the drying and condensing channel includes a first channel, an intermediate channel and a second channel that are communicated in sequence, the inlet of the first channel is communicated with the steam outlet, and the outlet of the first channel is set to Below the inlet of the first channel, the inlet of the second channel is set above the outlet of the second channel, the outlet of the second channel is communicated with the second air inlet, the outlet The steam port is located above the second air inlet, the bottom of the first passage is a water accumulation portion, and a drain port communicated with the bottom of the second passage is provided on the side wall of the water accumulation portion.

In one embodiment, a U-shaped channel is arranged in the drying and condensation channel, one end of the U-shaped channel is communicated with the water outlet, and the other end of the U-shaped channel is communicated with the water accumulation portion, so The lowest point of the U-shaped channel is lower than the water outlet.

In one embodiment, two opposite side walls in the first channel are a first side wall and a second side wall, respectively, and the first side wall is provided with a plurality of spaced apart from the second side wall. The first ribs provided, the second side wall is provided with a plurality of second ribs spaced from the first side walls, the first ribs and the second ribs are spaced and staggered Arranged so that the first channel forms an S-shaped channel, and the first rib and the second rib are arranged laterally.

In one embodiment, two opposite side walls in the second channel are a third side wall and a fourth side wall respectively, and the third side wall is provided with a plurality of spaced apart from the fourth side wall. The third rib is provided, the fourth side wall is provided with a plurality of fourth rib spaced from the third side wall, and the third rib and the fourth rib are spaced and staggered Arranged, the third rib and the fourth rib are all inclined downward.

In one embodiment, the inlet of the drying condensation channel is provided above the outlet of the drying condensation channel.

In one embodiment, the above-mentioned steam sterilization assembly further includes a first switch, the first switch is arranged in the drying and condensing passage, and the first switch is used to control the communication or closing of the drying and condensing passage.

In one embodiment, the first switch includes a second baffle, a first limiting member and a first reset member, and a side of the second baffle away from the second air inlet is provided with a first A limiting member, the second baffle is hinged with the inner wall of the drying and condensing channel, and the first reset member is used to move the second baffle in a direction close to the first limiting member. When the second baffle is in contact with the first limiting member, the drying and condensation passage is closed.

In one embodiment, the box includes an inner tank and a shell, the inner tank encloses the inner cavity, the shell encloses the heating channel and the drying and condensation channel, and the shell Removably connected to the box body.

In one embodiment, the inner container includes a first side surface and a second side surface, the casing includes a main body portion and an extension portion, the main body portion is disposed on the first side surface, and the extension portion is connected to the outer extension portion. The main body part is connected, the extension part is wound from the first side to the second side, the steam inlet channel and the drying and condensation channel are both arranged in the main body, and the heating channel is arranged in the inside the epitaxy section.

In one of the embodiments, a second heating element is provided in the heating channel.

In one of the embodiments, the second heating element is arranged along the length direction of the heating channel.

In one of the embodiments, the second heating element is at least partially of an S-shaped structure.

In one embodiment, a plurality of temperature limiters are arranged in the heating channel, and the temperature limiters are arranged at intervals along the length direction of the heating channel.

In one of the embodiments, the first air inlet is located at the lower end of the inner cavity.

In one embodiment, the above-mentioned steam sterilization assembly further includes a second switch, the second switch is arranged in the heating channel, and the second switch is used to control the communication or closing of the heating channel.

In one embodiment, the second switch includes a third baffle, a second limiting member and a second restoring member, and a side of the third baffle away from the first air inlet is provided with a second A limiting member, the third baffle is hinged with the inner wall of the heating channel, and the second reset member is used to move the third baffle in a direction close to the second limiting member. When the third baffle is in contact with the second limiting member, the heating channel is closed.

A dishwasher, comprising the steam sterilization assembly described in any one of the above.

In the above dishwasher, the first heating element can be used to heat water to form hot water for hot rinsing the tableware. The evaporation of the hot water will generate steam in the inner cavity. After the hot rinsing, the hot water can be discharged to keep the steam in the inner cavity. cavity, the conveying part sends the steam from the steam outlet of the inner tank into the heating channel. The heating channel heats the steam to form high-temperature steam, and then re-enters the inner tank through the first air inlet. The high-temperature steam can be used for disinfection. The dishwasher can use the steam generated in the hot rinsing stage to reheat for subsequent sterilization, realizing the reuse of waste heat and reducing the amount of water required to generate high-temperature steam, and the steam entering the heating channel still has a certain temperature. , the energy required for reheating is small, so it can effectively reduce energy consumption and water consumption, lower the cost of use and more energy saving.

In one of the embodiments, the first heating element is used to heat the water during the rinsing stage.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural schematic diagram 1 of the steam sterilization assembly described in the embodiment of the present invention;

Fig. 2 is the second structural schematic diagram of the steam sterilization assembly according to the embodiment of the present invention;

FIG. 3 is a partial structural schematic diagram 1 of the housing according to the embodiment of the present invention;

FIG. 4 is a second partial structural schematic diagram of the housing according to the embodiment of the present invention;

FIG. 5 is a partial structural schematic diagram 3 of the housing according to the embodiment of the present invention;

Fig. 6 is the enlarged schematic diagram of A place in Fig. 3;

Fig. 7 is the enlarged schematic diagram at B in Fig. 5;

8 is a schematic diagram of the assembly of the housing and the fixing clip according to the embodiment of the present invention;

FIG. 9 is an enlarged schematic view of C in FIG. 4 .

Description of reference numbers:

100, box, 101, inner cavity, 102, steam outlet, 103, first air inlet, 104, second air inlet, 110, conveying element, 120, heating channel, 121, second heating element, 122 , temperature limiter, 130, drying condensation channel, 131, first channel, 131a, first rib, 131b, second rib, 132, middle channel, 133, second channel, 133a, third rib, 133b , fourth rib, 134, water pool, 135, drain, 136, U-shaped channel, 137a, first side baffle, 137b, second side baffle, 138, bottom wall, 139a, structural parts, 139b , blocking piece, 140, steam inlet passage, 141, control piece, 141a, first baffle, 150, inner tank, 151, first side, 152, second side, 160, shell, 161, main body, 162 , extension part, 170, fixing clip, 171, first clip part, 172, second clip part, 200, first switch, 210, second baffle, 220, first limit piece, 230, first reset piece , 300, the second switch, 310, the third baffle, 320, the second limit piece, 330, the second reset piece.

Detailed ways

In order to make the above objects, features and advantages of the present invention more clearly understood, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed below.

As shown in FIG. 1 to FIG. 4, an embodiment discloses a steam sterilization assembly, including a box body 100, the box body 100 encloses an inner cavity 101, the inner cavity 101 is provided with a first heating element, and the box body 100 is provided with a first heating element. There is a heating channel 120 separated from the inner cavity 101. A conveying member 110 is arranged in the box body 100. The conveying member 110 is used to send the steam from the inner cavity 101 into the heating channel 120. The heating channel 120 is used for heating the steam. The inner cavity 101 The inner wall of the heating channel 120 is provided with a steam outlet 102 and a first air inlet 103, and the two ends of the heating passage 120 are respectively communicated with the steam outlet 102 and the first air inlet 103.

In the above steam sterilization assembly, the first heating element can be used to heat water to form hot water for thermally rinsing the articles. The evaporation of the hot water will generate steam in the inner cavity 101. In the inner cavity 101, the conveying member 110 sends the steam into the heating channel 120 through the steam outlet 102 of the inner tank 150, and the heating channel 120 heats the steam to form high-temperature steam, and then re-enters the inner tank 150 through the first air inlet 103, High-temperature steam can be used for sterilization. Since the above-mentioned steam sterilization component can utilize the steam generated in the thermal rinsing stage, it can be reheated for subsequent sterilization, which realizes the reuse of waste heat, and also reduces the amount of water required to generate high-temperature steam. The steam in the channel 120 still has a certain temperature, and the energy required for reheating is small, so the energy consumption and water consumption can be effectively reduced, the use cost is lower, and the energy is more energy-saving. In addition, additional steam delivery into the inner cavity 101 can be reduced or unnecessary, thereby reducing the generation of condensed water, which is beneficial to the drying and sterilizing effects of articles.

Optionally, the conveying member 110 may be a centrifugal fan installed at the steam outlet 102 , so as to facilitate the suction of the steam in the inner cavity 101 into the heating channel 120 .

In one of the embodiments, as shown in FIG. 3 , a drying condensation channel 130 is provided on the box body 100 separated from the inner cavity 101 , and a second air inlet 104 is provided on the inner wall of the inner cavity 101 . In order to send the steam from the inner cavity 101 into the drying condensation channel 130 , the drying condensation channel 130 is used to condense the steam and form dry air, and the outlet of the drying condensation channel 130 is communicated with the second air inlet 104 . The steam in the inner cavity 101 can also be transported into the drying and condensing channel 130 by the conveying member 110, so that the steam is condensed to form dry air, and the dry air is re-discharged into the inner cavity 101 through the second air inlet 104, for the purpose of cooling the inner cavity. When the items in 101 are dried, the steam can still have a certain temperature after condensing, which can also reduce the heat required for drying and realize fast drying.

Optionally, a cooling element is provided in the drying and condensation channel 130 to cool the steam by means of active cooling.

In one embodiment, as shown in FIG. 3 , the box body 100 is provided with a steam inlet channel 140 , a control member 141 is arranged in the steam inlet channel 140 , the steam inlet channel 140 communicates with the steam outlet 102 , and the heating channel 120 and The drying and condensing passages 130 are all communicated with the steam outlet 102 through the steam inlet passage 140 . The conveying member 110 is arranged in the steam inlet passage 140 . The control part 141 can be used to control the steam in the inner cavity 101 to enter the heating channel 120 or the drying condensation channel 130, so that the steam can be reheated for steam sterilization or through condensation drying to form dry air for drying.

Specifically, since operations such as rinsing, sterilizing, and drying are performed in sequence when cleaning and sterilizing articles, for example, cleaning and sterilizing articles, the steam introduced into the drying condensation channel 130 may be the steam generated after thermal rinsing, or It can be the residual steam after steam sterilization.

In other embodiments, the inner cavity 101 is provided with two steam outlets 102, the two steam outlets 102 are respectively connected with the heating channel 120 and the drying and condensing channel 130, there are two conveying members 110, and the two conveying members 110 are respectively provided with in the heating channel 120 and the drying and condensation channel 130 . The corresponding conveying member 110 can be activated as required to achieve reheating or drying condensation of the steam.

In one embodiment, as shown in FIG. 3 , the control member 141 includes a first baffle 141a, the first baffle 141a is rotatably disposed in the steam inlet passage 140, and the first baffle 141a has a first rotation position and a first baffle plate 141a. In the second rotation position, the first baffle 141a can rotate back and forth between the first rotation position and the second rotation position. When the first baffle 141a rotates to the first rotation position, the first baffle 141a is used to close the drying and condensation channel 130, when the first baffle plate 141a is rotated to the second rotation position, the first baffle plate 141a is used to close the heating channel 120. Through the rotation of the first baffle 141a, the steam can be controlled to enter the heating channel 120 or the drying and condensing channel 130, and the structure is simple and effective.

Optionally, the control member 141 further includes a motor, the motor is connected to the first baffle 141a, and the motor is used to control the rotation of the first baffle 141a.

In other embodiments, the control member 141 can also be a three-way solenoid valve, and the three ports of the three-way solenoid valve are respectively connected with the steam inlet passage 140 , the heating passage 120 and the drying and cooling passage, and the steam inlet passage 140 and the heating passage can also be realized. The channel 120 or dry cooling channel communicates.

In one embodiment, as shown in FIG. 3 , at least part of the drying condensation channel 130 is an S-shaped channel. At this time, when the steam passes through the drying cooling channel, the path that it flows through is longer, which can cool the steam and realize condensation. At the same time, the space required for arranging the drying condensation channel 130 can be reduced, which is beneficial to realize the miniaturization of the equipment.

In other embodiments, the drying condensation channel 130 is at least partially a spiral channel, which can also achieve the above effects.

In one embodiment, as shown in FIGS. 3 and 5 , the drying and condensing channel 130 includes a first channel 131 , an intermediate channel 132 and a second channel 133 that are communicated in sequence, and the inlet of the first channel 131 is communicated with the steam outlet 102 , The outlet of the first passage 131 is arranged below the inlet of the first passage 131, the inlet of the second passage 133 is arranged above the outlet of the second passage 133, the outlet of the second passage 133 is communicated with the second air inlet 104, and the outlet The steam port 102 is located above the second air inlet 104 , the bottom of the first channel 131 is a water accumulation portion 134 , and the side wall of the water accumulation portion 134 is provided with a drain port 135 communicating with the bottom of the second passage 133 . The curved arrangement of the first channel 131, the middle channel 132 and the second channel 133 increases the flow distance of the steam, while the arrangement of the first channel 131 and the second channel 133 makes the condensed water produced after condensation flow to the bottom under the action of gravity, located at the bottom. The condensed water at the bottom of the first channel 131 can accumulate in the water accumulation portion 134 and enter the bottom of the second passage 133 through the drain port 135 on the side wall of the water accumulation portion 134 to discharge the condensed water and prevent accumulation of the condensed water.

Wherein, since the outlet of the second passage 133 is communicated with the second air inlet 104 and the outlet of the second passage 133 is located at the bottom of the second passage 133, the condensed water in the first passage 131 and the second passage 133 can be discharged by the second air inlet The port 104 is directly discharged into the inner cavity 101; or the bottom of the second channel 133 is provided with a water outlet, which is separated from the inner cavity 101, and the condensed water can be drained by the water outlet and does not enter the inner cavity 101, which can maintain the inner cavity. Drying within 101.

In one embodiment, as shown in FIG. 6 and FIG. 7 , a U-shaped channel 136 is provided in the drying condensation channel 130 , one end of the U-shaped channel 136 is connected to the drain port 135 , and the other end of the U-shaped channel 136 is connected to the accumulated water. The part 134 is connected, and the lowest point of the U-shaped channel 136 is lower than the drain port 135 . At this time, when there is condensed water in the water storage part 134, the condensed water will form a water seal after entering the U-shaped channel 136, preventing the steam from directly entering the second channel 133 from the first channel 131 and being discharged to the inner cavity 101. When the water level of the condensed water is When the height is higher than the height of the drain port 135, the water pressure will transport the condensed water to the drain port 135 and enter the second channel 133 for discharging the condensed water.

Specifically, as shown in FIG. 5 and FIG. 7 , a first side baffle 137 a and a second side baffle 137 b are arranged in the drying condensation channel 130 at intervals, and the space between the first side baffle 137 a and the second side baffle 137 b surrounds The above-mentioned middle channel 132 is formed. The drying and condensing channel 130 includes a top wall, a bottom wall 138, a left wall and a right wall. The first channel 131 is enclosed between the first side baffle 137a and the left wall. The above-mentioned second channel 133 is enclosed between the right walls, the bottom wall 138 and the first side baffle 137a are arranged at intervals, so that the first channel 131 is communicated with the middle channel 132, the bottom wall 138 is connected with the second side baffle 137b, and drains the water. The port 135 is provided on the second side baffle 137b, the second side baffle is provided with a structural member 139a, the structural member 139a and the bottom wall 138 are spaced apart, and the second side baffle 137b, the structural member 139a and the bottom wall 138 are used for The bottom wall 138 is provided with a blocking member 139b, the blocking member 139b is arranged on the side of the structural member 139a away from the water outlet 135, and the blocking member 139b is spaced from the structural member 139a. The blocking member 139b, The structural member 139a and the bottom wall 138 are used to form an "I"-shaped space communicating with the above-mentioned "L"-shaped space, and the "L"-shaped space and the "I"-shaped space cooperate to form a U-shaped channel 136 .

Specifically, the bottom end of the second side baffle plate 137b is an arc structure, which is used to match the shape of the second air inlet 104 to facilitate the discharge of gas.

In one embodiment, as shown in FIG. 5 , two opposite side walls in the first channel 131 are a first side wall and a second side wall, respectively, and a plurality of and second side walls are provided on the first side wall. The first ribs 131a are arranged at intervals, and a plurality of second ribs 131b are arranged on the second side wall and are arranged at intervals from the first side walls. The first channel 131 forms an S-shaped channel, and the first rib 131a and the second rib 131b are arranged laterally. At this time, when the steam passes through the first channel 131, it needs to pass through a long distance from one end, so that the temperature of the steam is lowered and condensation occurs, and the condensed water can flow down the first rib 131a and the second rib 131b and collect in the first channel 131. bottom for easy collection and discharge.

In one embodiment, as shown in FIG. 5 , the two opposite side walls in the second channel 133 are a third side wall and a fourth side wall, respectively, and a plurality of and fourth side walls are provided on the third side wall. The third ribs 133a are arranged at intervals, a plurality of fourth ribs 133b are arranged on the fourth side wall and are arranged at intervals from the third side walls, the third ribs 133a and the fourth ribs 133b are arranged at intervals and are arranged in a staggered manner. The third rib 133a and the fourth rib 133b are all inclined downward. The structure in the second channel 133 is similar to the structure in the first channel 131. Since the steam passes through the first channel 131 and the intermediate channel 132, the water content of the steam is already small. The condensed water generated on the 133b is less, and it is not easy to drip. In order to prevent the water droplets on the ribs from re-evaporating, the third ribs 133a and the fourth ribs 133b are set to be inclined downward, which is convenient for the condensed water to drip. The degree of dryness of the air when it is discharged from the second air inlet 104 .

In one embodiment, as shown in FIG. 3 and FIG. 5 , the inlet of the drying condensation channel 130 is set above the outlet of the drying condensation channel 130 . At this time, it is convenient for the condensed water produced after condensation to move under the action of gravity and to be collected conveniently.

In one embodiment, as shown in FIG. 6 , the above-mentioned steam sterilization assembly further includes a first switch 200 , the first switch 200 is arranged in the drying and condensing passage 130 , and the first switch 200 is used to control the communication or communication of the drying and condensing passage 130 . closed. The first switch 200 can prevent the steam in the inner cavity 101 from flowing back into the drying condensation channel 130 from the second air inlet 104 .

In one embodiment, as shown in FIG. 6 , the first switch 200 includes a second baffle 210 , a first limiting member 220 and a first reset member 230 , and the second baffle 210 is far away from the second air inlet 104 . A first limiting member 220 is provided on one side, the second baffle 210 is hinged to the inner wall of the drying and condensing channel 130, and the first restoring member 230 is used to move the second baffle 210 in a direction close to the first limiting member 220, When the second baffle 210 is in contact with the first limiting member 220 , the drying condensation channel 130 is closed. After the conveying member 110 sends steam toward the drying and condensing passage 130, wind can be formed in the drying and condensing passage 130, and the wind can blow the second baffle 210 away from the first limiting member 220, so that the second baffle 210 and the first baffle 210 are separated from the first limiting member 220. The limiting member 220 is no longer in contact. At this time, the wind can continue to flow and enter the inner cavity 101 through the second air inlet 104, and no longer send steam to the drying and condensing channel 130. After the second baffle 210 is in the first reset member Under the action of 230 , it turns back and contacts with the first limiting member 220 .

Specifically, the first reset member 230 is connected to the second baffle plate 210 , the part of the first reset member 230 connected to the second baffle plate 210 is used for hinged connection with the inner wall of the drying condensation channel 130 , and the weight of the first reset member 230 is used to The second baffle plate 210 is moved in a direction close to the first limiting member 220 , which is similar to the working principle of a seesaw.

In other embodiments, the second baffle plate 210 can also be moved in a direction close to the first limiting member 220 only by the self-weight of the second baffle plate 210 .

In other embodiments, the first restoring member 230 can also be a spring, a torsion spring, or the like.

In other embodiments, the first switch 200 may also be a baffle controlled by a motor; or the first switch 200 may be a solenoid valve for controlling the communication or closing of the drying and condensing passage 130 .

In one embodiment, as shown in FIG. 1 to FIG. 3 , the box 100 includes an inner tank 150 and a shell 160 , the inner tank 150 encloses an inner cavity 101 , and the shell 160 encloses a heating channel 120 and a drying and condensation channel 130 , the casing 160 is detachably connected to the box body 100 . At this time, installation and maintenance and cleaning of the interior of the housing 160 can be facilitated.

Optionally, as shown in FIG. 8 , the box body 100 further includes a fixing clip 170 , the fixing clip 170 is connected with the inner container 150 , and the fixing clip 170 includes a first clip portion 171 and a second clip portion 172 arranged at intervals. The part 171 and the second clip part 172 are used for clamping with two opposite sides of the casing 160 . The detachable connection between the inner tank 150 and the shell 160 is realized.

Specifically, as shown in FIG. 8 , the first clip portion 171 and the second clip portion 172 are provided with clip slots, and the housing 160 is provided with clip posts that are clip-fitted with the clip slots.

In one embodiment, as shown in FIGS. 1 and 2 , the inner container 150 includes a first side surface 151 and a second side surface 152 , the casing 160 includes a main body portion 161 and an extension portion 162 , and the main body portion 161 is disposed on the first side surface. 151, the extension part 162 is connected with the main body part 161, the extension part 162 is wound from the first side 151 to the second side 152, the steam inlet channel 140 and the drying and condensation channel 130 are both arranged in the main body part 161, and the heating channel 120 is arranged in the main body part 161. inside the extension portion 162 . By arranging the main body portion 161 and the extension portion 162 on different sides, the mutual interference between the heating channel 120 and the drying and condensation channel 130 can be prevented. And at this time, the space layout is reasonable, and the heating channel 120 can also conduct heat transfer to the inner tank 150 in the process of heating the steam, and the heat transfer is more uniform.

Optionally, the first side surface 151 and the second side surface 152 may be adjacent surfaces or non-adjacent surfaces.

Specifically, the clamping column is provided on the extension portion 162 .

In one embodiment, as shown in FIG. 3 and FIG. 4 , the heating channel 120 is provided with a second heating element 121 . The steam in the heating channel 120 can be reheated by the second heating element 121 , so that the articles in the inner cavity 101 can be sterilized by steam.

In one embodiment, the second heating element 121 is disposed along the length direction of the heating channel 120 . At this time, the second heating element 121 can continue to heat the steam flowing through, so that the steam is fully heated and the temperature rises faster.

In one embodiment, as shown in FIG. 3 and FIG. 4 , at least part of the second heating element 121 is an S-shaped structure. At this time, the contact area with the steam can be increased, so that the passing steam can be fully heated.

In one embodiment, as shown in FIG. 3 , the heating channel 120 is provided with a plurality of temperature limiters 122 , and the temperature limiters 122 are arranged at intervals along the length direction of the heating channel 120 . The temperature of the steam can be controlled by the temperature limiter 122, and a plurality of temperature limiters 122 can control the temperature of different regions in the heating channel 120 to ensure a predetermined steam temperature.

In one embodiment, as shown in FIG. 1 and FIG. 4 , the first air inlet 103 is located at the lower end of the inner cavity 101 . At this time, the temperature of the steam entering the inner cavity 101 from the first air inlet 103 is relatively high, and it can rise and sterilize the articles from bottom to top, so that the sterilization is more sufficient and the sterilization effect is better.

In one embodiment, as shown in FIG. 9 , the above-mentioned steam sterilization assembly further includes a second switch 300 , the second switch 300 is arranged in the heating channel 120 , and the second switch 300 is used to control the connection or closing of the heating channel 120 . The second switch 300 can prevent the steam in the inner cavity 101 from flowing back into the heating channel 120 from the first air inlet 103 .

In one embodiment, as shown in FIG. 9 , the second switch 300 includes a third baffle 310 , a second limiting member 320 and a second restoring member 330 , and the third baffle 310 is far away from the first air inlet 103 . A second limiting member 320 is provided on one side, the third baffle 310 is hinged to the inner wall of the heating channel 120, and the second restoring member 330 is used to move the third baffle 310 in a direction close to the second limiting member 320. When the third baffle 310 is in contact with the second limiting member 320 , the heating channel 120 is closed. When the conveying member 110 sends steam toward the heating channel 120, wind can be formed in the heating channel 120, and the wind can blow the third baffle 310 away from the second limiting member 320, so that the third baffle 310 and the second limiting member 320 After the component 320 is no longer in contact, the wind can continue to flow and enter the inner cavity 101 through the first air inlet 103, and no longer send steam into the heating channel 120, the third baffle 310 plays the role of the second reset component 330 It turns back down and contacts the second limiting member 320 .

Specifically, as shown in FIG. 9 , the second reset member 330 is connected to the third baffle 310 , and the part of the second reset member 330 connected to the third baffle 310 is used for hinged connection with the inner wall of the heating channel 120 , and the second reset member The self-weight of 330 is used to move the third baffle 310 in a direction close to the second limiting member 320 .

In other embodiments, the third baffle plate 310 can also be moved in a direction close to the second limiting member 320 only by the weight of the third baffle plate 310 .

In other embodiments, the second restoring member 330 can also be a spring, a torsion spring, or the like.

In other embodiments, the second switch 300 may also be a baffle controlled by a motor; or the second switch 300 may be a solenoid valve for controlling the communication or closing of the drying and condensation passage 130 .

An embodiment discloses a dishwasher, including any one of the above steam sterilization assemblies.

In the above dishwasher, the first heating element can be used to heat water to form hot water for hot rinsing the tableware. The evaporation of the hot water will generate steam in the inner cavity 101. After the hot rinsing, the hot water can be discharged, so that the steam remains in In the inner cavity 101, the conveying member 110 sends the steam into the heating channel 120 through the steam outlet 102 of the inner tank 150, and the heating channel 120 heats the steam to form high-temperature steam, and then re-enters the inner tank 150 through the first air inlet 103, High-temperature steam can be used for sterilization. Since the above-mentioned dishwasher can use the steam generated in the hot rinsing stage to reheat for subsequent sterilization, the reuse of waste heat is realized, and the amount of water required to generate high-temperature steam is also reduced. The steam in the channel 120 still has a certain temperature, and the energy required for reheating is small, so the energy consumption and water consumption can be effectively reduced, the use cost is lower, and the energy is more energy-saving.

In one of the embodiments, the first heating element is used to heat the water during the rinsing stage. During the hot rinsing stage, steam is generated, and the steam can be sent into the heating channel 120 through the conveying member 110 to reuse the steam, thereby reducing energy consumption and water consumption.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the invention patent. It should be pointed out that for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the appended claims.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device or Elements must have a particular orientation, be constructed and operate in a particular orientation and are therefore not to be construed as limitations of the invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may be in direct contact between the first and second features, or the first and second features indirectly through an intermediary touch. Also, the first feature being "above", "over" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or an intervening element may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for the purpose of illustration only and do not represent the only embodiment.

Claims (23)

1. A steam sterilization assembly, characterized in that it comprises a box body, the box body encloses an inner cavity, the inner cavity is provided with a first heating element, and the box body is provided with a partition separated from the inner cavity The heating channel is provided, and a conveying member is arranged in the box, and the conveying member is used for sending steam from the inner cavity into the heating channel, and the heating channel is used for heating the steam, and the inner wall of the inner cavity is used for heating the steam. A steam outlet and a first air inlet are arranged on the upper part, and two ends of the heating channel are respectively communicated with the steam outlet and the first air inlet. 2 . The steam sterilization assembly according to claim 1 , wherein a drying condensation channel is provided on the box body and is arranged separately from the inner cavity, and a second air inlet is provided on the inner wall of the inner cavity. 3 . , the conveying member is used to send the steam from the inner cavity into the drying condensation channel, the drying condensation channel is used to condense the steam and form dry air, and the outlet of the drying condensation channel is connected to the second inlet. Air connection. 3 . The steam sterilization assembly according to claim 2 , wherein a steam inlet channel is arranged on the box body, a control part is arranged in the steam inlet channel, and the steam inlet channel and the steam outlet are arranged in the steam sterilization assembly. 4 . The heating channel and the drying and condensing channel are both communicated with the steam outlet through the steam inlet channel, the conveying member is arranged in the steam inlet channel, and the control member is used to control the inlet The steam passage communicates with the heating passage or the drying condensation passage. 4 . The steam sterilization assembly according to claim 3 , wherein the control member comprises a first baffle plate, the first baffle plate is rotatably arranged in the steam inlet passage, and the first baffle plate is rotatable. 5 . Having a first rotation position and a second rotation position, the first baffle can rotate back and forth between the first rotation position and the second rotation position, when the first baffle rotates to the first rotation position In the rotating position, the first baffle plate is used to close the drying and condensation passage, and when the first baffle plate is rotated to the second rotating position, the first baffle plate is used to close the heating passage. 5 . The steam sterilization assembly according to claim 2 , wherein the drying and condensation channels are at least partially S-shaped channels. 6 . 6 . The steam sterilization assembly according to claim 5 , wherein the drying and condensing passage comprises a first passage, an intermediate passage and a second passage which are communicated in sequence, and the inlet of the first passage and the steam outlet are 6 . The outlet of the first channel is arranged below the inlet of the first channel, the inlet of the second channel is arranged above the outlet of the second channel, and the outlet of the second channel is connected to the outlet of the second channel. The second air inlet communicates with the second air inlet, the steam outlet is located above the second air inlet, the bottom of the first channel is a water accumulation portion, and the side wall of the water accumulation portion is provided with a connection with the second air inlet. The bottom of the two channels communicates with the drain port. 7 . The steam sterilization assembly according to claim 6 , wherein a U-shaped channel is provided in the drying and condensing channel, one end of the U-shaped channel is communicated with the water outlet, and the other end of the U-shaped channel is connected to the water outlet. 8 . One end is communicated with the water accumulation part, and the lowest point of the U-shaped channel is lower than the water outlet. 8 . The steam sterilization assembly according to claim 6 , wherein the two opposite side walls in the first channel are a first side wall and a second side wall respectively, and the first side wall is provided with A plurality of first ribs spaced from the second side wall, a plurality of second ribs spaced from the first side wall are arranged on the second side wall, the first ribs and the The second ribs are arranged at intervals and staggered, so that the first channel forms an S-shaped channel, and the first ribs and the second ribs are arranged in the transverse direction. 9 . The steam sterilization assembly according to claim 8 , wherein the two opposite side walls in the second channel are a third side wall and a fourth side wall respectively, and the third side wall is provided with A plurality of third ribs spaced from the fourth side wall, a plurality of fourth ribs spaced from the third side wall are arranged on the fourth side wall, and the third ribs are connected to the third side wall. The fourth ribs are arranged at intervals and staggered, and the third ribs and the fourth ribs are inclined downward. 10 . The steam sterilization assembly according to claim 2 , wherein the inlet of the drying condensation channel is provided above the outlet of the drying condensation channel. 11 . 11 . The steam sterilization assembly according to claim 2 , further comprising a first switch, the first switch is arranged in the drying and condensing passage, and the first switch is used to control the drying and condensing passage. 12 . connected or closed. 12 . The steam sterilization assembly according to claim 11 , wherein the first switch comprises a second baffle plate, a first limit member and a first reset member, and the second baffle plate is away from the second baffle plate. 13 . One side of the air inlet is provided with a first limiting member, the second baffle is hinged with the inner wall of the drying and condensing channel, and the first restoring member is used to make the second baffle close to the first A limiter moves in a direction, and when the second baffle plate is in contact with the first limiter, the drying and condensation passage is closed. 13 . The steam sterilization assembly according to claim 3 , wherein the box body comprises an inner tank and a shell, the inner tank encloses the inner cavity, and the shell encloses the heating channel and the inner cavity. 14 . In the drying condensation channel, the shell is detachably connected with the box. 14 . The steam sterilization assembly according to claim 13 , wherein the inner container includes a first side surface and a second side surface, the casing includes a main body portion and an extension portion, and the main body portion is provided on the first side. 15 . On one side, the extension part is connected to the main body part, the extension part is wound from the first side to the second side, and the steam inlet channel and the drying and condensation channel are both arranged on the In the main body part, the heating channel is arranged in the extension part. 15. The steam sterilization assembly according to any one of claims 1-14, wherein a second heating element is provided in the heating channel. 16. The steam sterilization assembly according to claim 15, wherein the second heating element is disposed along the length direction of the heating channel. 17. The steam sterilization assembly of claim 15, wherein the second heating element is at least partially of an S-shaped structure. 18 . The steam sterilization assembly according to claim 15 , wherein a plurality of temperature limiters are arranged in the heating channel, and the temperature limiters are arranged at intervals along the length direction of the heating channel. 19 . 19. The steam sterilization assembly according to any one of claims 1-14, wherein the first air inlet is located at the lower end of the inner cavity. 20. The steam sterilization assembly according to any one of claims 1-14, further comprising a second switch, the second switch is arranged in the heating channel, and the second switch is used to control the The communication or closure of the heating channel. 21. The steam sterilization assembly according to claim 20, wherein the second switch comprises a third baffle, a second limiting member and a second restoring member, and the third baffle is far away from the first One side of the air inlet is provided with a second limiting member, the third baffle is hinged with the inner wall of the heating channel, and the second restoring member is used to make the edge of the third baffle close to the second The direction of the limiting member moves, and when the third baffle plate is in contact with the second limiting member, the heating channel is closed. 22. A dishwasher, characterized in that it comprises the steam sterilization assembly according to any one of claims 1-21. 23. The dishwasher of claim 22, wherein the first heating element is used to heat water during the rinsing stage.

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