CN218528490U - Steam box subassembly and have its cooking utensil - Google Patents

Abstract

The utility model provides a steam box subassembly and have its cooking utensil, this steam box subassembly includes: the steam cover is provided with an exhaust port which penetrates through the steam cover; the bracket is arranged in the steam cover and is positioned below the steam cover; the sealing ring is arranged below the bracket and is provided with an accommodating cavity for accommodating the pressure limiting valve, and the accommodating cavity is communicated with the exhaust port; wherein, be provided with thermal-insulated chamber between the lower surface of steam cover and the upper surface of support. Through the technical scheme that this application provided, can solve the steam lid among the correlation technique and contact with high temperature steam, the higher problem that can lead to the user to scald one's hand of steam lid subassembly temperature.

Description

Steam box subassembly and have its cooking utensil

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to a steam box subassembly and have its cooking utensil.

Background

In order to realize pressure cooking when the cooking appliance cooks, the pressure limiting valve on the cover body is used for exhausting, the upper end cover of the pressure limiting valve is provided with a steam box assembly, and the steam box assembly can exhaust gas exhausted by the pressure limiting valve to the outside through the steam cover.

In the related art, the steam cover is provided with an exhaust port, and when the pressure limiting valve exhausts gas, steam contacts the steam cover and directly exhausts high-temperature steam through the exhaust port on the steam cover.

However, when the steam cover in the related art discharges gas, because the steam cover contacts with high-temperature steam, the surface temperature of the steam cover is high, and heat can be transferred to the outer surface of the steam cover, which can lead to the high temperature of the steam cover component to be unfavorable for the user to open the steam cover, and the user has the problem of scalding hands when using the steam cover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steam box subassembly and have its cooking utensil to solve the steam lid in the correlation technique and contact with high temperature steam, the higher problem that can lead to the user to scald one's hand of steam lid subassembly temperature.

According to an aspect of the utility model, a steam box subassembly is provided, the steam box subassembly includes: the steam cover is provided with an exhaust port which penetrates through the steam cover; the bracket is arranged in the steam cover and is positioned below the steam cover; the sealing ring is arranged below the bracket and is provided with an accommodating cavity for accommodating the pressure limiting valve, and the accommodating cavity is communicated with the exhaust port; wherein, a heat insulation cavity is arranged between the upper surface of the bracket and the lower surface of the steam cover.

Use the technical scheme of the utility model, steam box subassembly includes the steam lid, support and sealing washer, steam lid below is provided with the support, be provided with the sealing washer in the below of support, the sealing washer can play sealed thermal-insulated effect to high-temperature steam, and the chamber that holds of sealing washer is used for holding the pressure-limiting valve, and the gas vent that holds chamber and steam lid is linked together, can utilize the sealing washer to seal high-temperature steam, can guarantee again that the high-temperature steam of pressure-limiting valve exhaust is discharged through the gas vent of steam lid and then cut off high-temperature steam and seal, make cooking utensil can normally carry out culinary art work, insulate against heat to steam box subassembly in order to realize, be provided with thermal-insulated chamber between the upper surface of support and the lower surface of steam lid, utilize thermal-insulated chamber can increase the clearance between support and the steam lid, avoid heat transfer to the surface of steam lid, and then can play thermal-insulated effect to steam under the effect of thermal-insulated chamber, prevent when cooking utensil cooks, steam lid surface temperature is higher to lead to the influence to steam lid and carry out the operation. Adopt the steam box subassembly of above-mentioned structure, through the support, the steam lid, under mutually supporting in sealing washer and thermal-insulated chamber, can enough utilize the sealing washer to play sealed effect of cutting off to high-temperature steam, avoid high-temperature steam direct contact steam lid, can increase the clearance between support and the steam lid through thermal-insulated chamber again and play the thermal-insulated effect to high-temperature steam, avoid heat transfer to the surface of steam lid, and then the influence is operated the steam lid, the structural reliability and the practicality of steam box subassembly have been promoted.

Furthermore, a heat insulation block is arranged between the upper surface of the support and the lower surface of the steam cover, the upper surface of the support is abutted against the lower surface of the steam cover through the heat insulation block, and a heat insulation cavity is formed between the upper surface of the support and the lower surface of the steam cover at an interval. Through being provided with the heat insulating block between support and steam cover, utilize the heat insulating block can make the thermal-insulated stable in structure of steam and subassembly, utilize thermal-insulated chamber can avoid the surface of high-temperature steam direct contact steam cover to be provided with the heat insulating block between the upper surface of support and the lower surface of steam cover, can guarantee thermal-insulated stability of structure.

Further, the heat insulation block comprises heat insulation ribs, and the heat insulation ribs are arranged on the upper surface of the support. Adopt the thermal-insulated piece of above-mentioned structure, the muscle that will insulate against heat sets up the upper surface at the support, utilizes thermal-insulated muscle can increase the clearance between support and the steam lid, and then avoids heat transfer to the surface of steam lid to it is convenient for produce processing to set up thermal-insulated muscle, reduces manufacturing cost.

Further, thermal-insulated muscle includes the sidebar, and the sidebar setting is at the outside border of support and extends along the circumference of support. Adopt the thermal-insulated muscle of above-mentioned structure, utilize the border setting of limit muscle along the support, can promote the structural strength of support to with the border setting at the outside border of support, be convenient for process, reduce the weight of thermal-insulated piece, have low cost and convenient assembling's characteristics.

Furthermore, the heat insulation rib also comprises a plurality of supporting ribs which are arranged on the upper surface of the bracket at intervals and positioned on the inner side of the edge rib; and/or the height of the heat insulation rib is between 2mm and 10 mm. Adopt above-mentioned structure, set up a plurality of brace rods, play the supporting role to the support, and set up a plurality of brace rods in the inboard of limit muscle, can play the supporting effect to the inside of support, when avoiding sealing washer and support to paste the assembly mutually, because there is not bearing structure in the brace rod inboard, it is nearer with the distance of steam lid to lead to the inboard atress of support to warp, and can't play thermal-insulated effect to the steam lid, consequently, set up a plurality of brace rods in the inboard of limit muscle, can play the supporting role to the support, can guarantee the thermal-insulated effect to the steam lid again, promote the structural reliability of steam box subassembly. Through the high setting with thermal-insulated muscle in above-mentioned within range, can enough avoid high-temperature steam's heat transfer to steam cover surface, play thermal-insulated effect, can guarantee again that the support can match the installation each other with steam cover, the assembly of being convenient for.

Further, the steam box assembly further comprises a pressing plate, the pressing plate is connected with the steam cover, and the sealing ring is pressed on the support by the pressing plate. By adopting the structure, the pressing plate is arranged outside the first enclosing plate, the sealing ring is fixed, and the pressing plate is connected with the steam cover, so that the steam cover, the support and the sealing ring are fixedly installed under the action of the pressing plate, the pressing plate is pressed on the sealing ring, the sealing ring can be fixed, the heat insulation effect of the sealing ring is further ensured, and the stability of the installation structure of the steam box component can be ensured.

Furthermore, the first end of the pressing plate is connected with the steam cover in an inserting mode, and the second end of the pressing plate is connected with the steam cover through a fastening piece. Through the first section with the clamp plate and steam cover plug-in connection, be convenient for assemble to can install fixedly with the steam cover in order to guarantee the clamp plate, hold the second end of clamp plate and be connected with the steam cover through the fastener, utilize the fastener to guarantee clamp plate connection structure's reliability, and be convenient for install fixedly and dismantle, promote work efficiency.

Furthermore, the lower surface of the steam cover is provided with a plug-in post extending downwards, the plug-in post is provided with a plug-in hole, and the first end of the pressing plate is provided with a plug pin which is inserted into the plug-in hole; the lower surface of the steam cover is also provided with a stud extending downwards, and the second end of the pressing plate is connected with the stud through a fastener. Adopt above-mentioned structure, set up the grafting post at steam cover lower surface, utilize the bolt on the clamp plate to insert and establish in the spliced eye of grafting post, carry out the grafting cooperation through the spliced eye on bolt and the grafting post, be convenient for be connected clamp plate and steam cover, be convenient for assemble the installation. The lower surface at the steam cover is provided with the double-screw bolt, carries out threaded connection through utilizing the fastener with the second end of clamp plate and double-screw bolt, and then can be connected steam cover and clamp plate fixedly, can realize the assembly installation, can guarantee again that connection structure is stable, avoids the clamp plate to cover from steam and drops, leads to unable thermal-insulated effect of playing.

Further, the sealing washer includes first roof and first bounding wall, and first bounding wall is the loop configuration, and the upper end of first bounding wall is connected with the lower surface of first roof, and the cavity is held to the inside wall of first bounding wall and the lower surface of first roof enclose jointly, and the upper surface of first roof is laminated with the lower surface of support mutually. Adopt above-mentioned structure, set up first bounding wall into annular structure, can set up the intracavity that holds that the voltage limiting valve encloses at first bounding wall and first roof, and then make the sealing washer can play thermal-insulated sealed effect to the exhaust high-temperature steam of voltage limiting valve to the first roof and the support of sealing washer are laminated mutually, can be convenient for install the sealing washer.

Further, the support includes second roof and second bounding wall, the second bounding wall is the loop configuration, the upper end of second bounding wall is connected along the outside of second roof, the upper surface of first roof is laminated with the lower surface of second roof mutually, the outside at first roof is enclosed to the second bounding wall, the second roof has the blow vent that corresponds the gas vent setting, it is linked together through blow vent and gas vent to hold the chamber, the clamp plate is the loop configuration, the clamp plate encloses the outside at first bounding wall, the clamp plate is established first roof pressure on the second roof. Adopt the support of above-mentioned structure, the first roof of sealing washer is laminated with the second roof of support mutually, and the second bounding wall encloses the outside of establishing at first roof, make sealing washer and support can match the installation, for the ease of exhausting to the exhaust high-temperature gas of voltage limiting valve, be linked together the blow vent on the second roof and the gas vent that the steam was covered, make when the clamp plate is pressed and is established on the support, can utilize the clamp plate to play the fixed effect of installation, be convenient for assemble, can will hold the intracavity high-temperature gas through the gas vent discharge under the effect of blow vent in the second roof again, set up the clamp plate into annular structure, can match the structure of the first bounding wall of sealing washer, be convenient for install, and then guarantee that the clamp plate can compress tightly the sealing washer, guarantee the sealed thermal-insulated effect of sealing washer.

Furthermore, the first top plate is provided with a slot with a downward opening, the upper surface of the pressing plate is provided with an insertion block protruding upwards, the insertion block is inserted into the slot, and the upper surface of the pressing plate is abutted to the lower end of the second enclosing plate. By adopting the structure, the insertion slot of the first top plate is in insertion fit with the insertion block on the pressing plate, so that the first top plate can be positioned and installed with the pressing plate through the insertion slot and the insertion block, and the pressing plate is abutted against the second enclosing plate, and the reliability of the connecting structure is ensured.

Furthermore, the steam cover comprises a third top plate and a third enclosing plate, the upper end of the third enclosing plate is connected with the outer edge of the third top plate, and the support is arranged in a cavity defined by the third top plate and the third enclosing plate; the lower surface of the steam cover is provided with a limiting rib, and the outer edge of the bracket is attached to the limiting rib; the thickness of the sealing ring is between 1.5mm and 5 mm. The steam cover with the structure is arranged in a cavity formed by the third enclosing plate and the third top plate in an enclosing mode, the support can be conveniently installed, and then the support is utilized to play a heat insulation role in the steam cover. Set up spacing muscle through the lower surface at the steam lid, can utilize spacing muscle to install the support spacing to utilize spacing muscle to play certain positioning action when the support is installed, in order to guarantee that mounting structure is stable, set up support and spacing muscle laminating, and then avoid the support to rock when the installation. Through the thickness setting with the sealing washer in above-mentioned within range, can play the sealed thermal-insulated effect to high-temperature steam through the sealing washer, avoid high-temperature steam to reveal, can guarantee again that the sealing washer is installed in the steam cover.

According to another aspect of the present invention, there is provided a cooking appliance, the cooking appliance including: a pan body; the cover body is covered on the pot body in an openable manner and is provided with a pressure limiting valve; the steam box assembly is arranged on the cover body, the pressure limiting valve is located in the containing cavity of the steam box assembly, and the steam box assembly is the steam box assembly provided by the above. Adopt the cooking utensil of above-mentioned structure, during cooking utensil carries out the working process of pressure culinary art, the lid was established on the pot body, passes through the voltage limiting valve with high-temperature steam for the setting value in order to guarantee pot internal pressure and discharges to utilize the steam box subassembly to play thermal-insulated effect when discharging high-temperature steam, be convenient for uncap the operation to the steam box subassembly.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a steam box assembly provided by an embodiment of the present invention;

fig. 2 shows an exploded view of a steam box assembly provided by an embodiment of the present invention;

fig. 3 illustrates an exploded view of another perspective of a steam box assembly provided by an embodiment of the present invention;

figure 4 illustrates a cross-sectional view of a steam box assembly provided by an embodiment of the present invention;

figure 5 illustrates a cross-sectional view of another perspective of a steam box assembly provided by an embodiment of the present invention;

figure 6 illustrates a cross-sectional view of yet another perspective of a steam box assembly provided by an embodiment of the present invention;

fig. 7 shows a horizontal cross-sectional view of a steam box assembly provided by an embodiment of the invention;

fig. 8 is a cross-sectional view of another view in the horizontal direction of the steam box assembly provided by an embodiment of the present invention;

fig. 9 shows an exploded view of a cover of a cooking appliance according to an embodiment of the present invention;

fig. 10 is a sectional view of a cover of a cooking device according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a steam cover; 11. an exhaust port; 12. inserting the columns; 121. inserting holes; 13. a stud; 14. a third top plate; 15. a third coaming; 16. limiting ribs;

20. a support; 21. a heat insulation block; 211. a heat insulating rib; 2111. a side bar; 2112. supporting ribs; 22. a second top plate; 221. a vent; 23. a second enclosing plate; 24. a thermally insulating cavity;

30. a seal ring; 31. a first top plate; 311. a slot; 32. a first enclosing plate; 33. an accommodating chamber;

40. pressing a plate; 41. a bolt; 42. inserting a block;

50. a cover body; 51. a pressure limiting valve; 60. a steam box assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 8, the embodiment of the present invention provides a steam box assembly, which includes a steam cover 10, a support 20 and a sealing ring 30, wherein the steam cover 10 has an exhaust port 11 penetrating through the steam cover 10, the support 20 is disposed in the steam cover 10 and located below the steam cover 10, the sealing ring 30 is disposed below the support 20, the sealing ring 30 has a cavity 33 for accommodating a pressure limiting valve 51, the cavity 33 is communicated with the exhaust port 11, and a heat insulation cavity 24 is disposed between the upper surface of the support 20 and the lower surface of the steam cover 10.

The steam box assembly provided by the embodiment is applied, the steam box assembly comprises a steam cover 10, a support 20 and a sealing ring 30, the support 20 is arranged below the steam cover 10, the sealing ring 30 is arranged below the support 20, the sealing ring 30 can play a role of sealing and insulating high-temperature steam, a containing cavity 33 of the sealing ring 30 is used for containing a pressure limiting valve, and the containing cavity 33 is communicated with an exhaust port 11 of the steam cover 10, the sealing ring 30 can be used for sealing the high-temperature steam, the high-temperature steam exhausted by the pressure limiting valve can be guaranteed to be exhausted through the exhaust port 11 of the steam cover 10, so that the high-temperature steam is separated and sealed, a cooking appliance can normally perform cooking work, in order to realize heat insulation of the steam box assembly, a heat insulation cavity 24 is arranged between the upper surface of the support 20 and the lower surface of the steam cover 10, the gap between the support 20 and the steam cover 10 can be increased by using the heat insulation cavity 24, heat is prevented from being transferred to the outer surface of the steam cover 10, and the steam can be opened under the effect of the heat insulation cavity 24, and when the cooking appliance is performed, the cooking appliance, the high temperature on the steam cover 10, and the steam cover 10 is prevented from being affected by the steam cover 10. Adopt the steam box subassembly of above-mentioned structure, through support 20, steam cover 10, under mutually supporting of sealing washer 30 and thermal-insulated chamber 24, can enough utilize sealing washer 30 to play sealed effect of cutting off to high temperature steam, avoid high temperature steam direct contact steam cover 10, can increase clearance between support 20 and the steam cover 10 through thermal-insulated chamber 24 again and play the thermal-insulated effect to high temperature steam, avoid heat transfer to the surface of steam cover 10, and then the influence is operated steam cover 10, the structural reliability and the practicality of steam box subassembly have been promoted.

As shown in fig. 2, 4, 5 and 6, a heat insulating block 21 is provided between the upper surface of the holder 20 and the lower surface of the steam cover 10, the upper surface of the holder 20 is in contact with the lower surface of the steam cover 10 through the heat insulating block 21, and a heat insulating cavity 24 is formed at a space between the upper surface of the holder 20 and the lower surface of the steam cover 10. By providing the heat insulating block 21 between the support 20 and the steam cover 10, the heat insulating structure of the steam and the components can be stabilized by the heat insulating block 21, the high temperature steam can be prevented from directly contacting the surface of the steam cover 10 by the heat insulating chamber 24, and the stability of the heat insulating structure can be ensured by providing the heat insulating block 21 between the upper surface of the support 20 and the lower surface of the steam cover 10.

As shown in fig. 2, the heat insulating block 21 includes heat insulating ribs 211, and the heat insulating ribs 211 are provided on the upper surface of the bracket 20. Adopt the insulating block 21 of above-mentioned structure, will insulate against heat the muscle 211 and set up the upper surface at support 20, utilize thermal-insulated muscle 211 can increase the clearance between support 20 and the steam lid 10, and then avoid heat transfer to the surface of steam lid 10 to it is convenient for produce processing to set up thermal-insulated muscle 211, reduces manufacturing cost.

As shown in fig. 2, the heat insulating rib 211 includes a bead 2111, and the bead 2111 is provided at an outer edge of the bracket 20 and extends in the circumferential direction of the bracket 20. Adopt the thermal-insulated muscle 211 of above-mentioned structure, utilize the border setting of muscle 2111 along support 20, can promote support 20's structural strength to set up the border 2111 at support 20's outside, be convenient for process, reduce the weight of thermoinsulating piece 21, have low cost and convenient assembling's characteristics.

As shown in fig. 2, the thermal insulating rib 211 further includes a plurality of support ribs 2112, and the plurality of support ribs 2112 are provided at intervals on the upper surface of the bracket 20 and on the inner side of the edge rib 2111. Adopt above-mentioned structure, set up a plurality of brace rods 2112, play the supporting role to support 20, and set up a plurality of brace rods 2112 in the inboard of boundary rod 2111, can play the supporting effect to the inside of support 20, when avoiding sealing washer 30 and support 20 to paste the assembly mutually, because there is not bearing structure in the brace rod 2112 inboard, it is nearer with the distance of steam cover 10 to lead to the inboard atress of support 20 to warp, and can't play thermal-insulated effect to steam cover 10, consequently set up a plurality of brace rods 2112 in the inboard of boundary rod 2111, can play the supporting role to support 20, can guarantee the thermal-insulated effect to steam cover 10 again, promote the structural reliability of steam box subassembly.

In the present embodiment, the height of the thermal insulating ribs 211 is between 2mm and 10 mm. Through the high setting with thermal-insulated muscle 211 at above-mentioned within range, can enough avoid high-temperature steam's heat transfer to steam lid surface, play thermal-insulated effect, can guarantee again that support 20 can match the installation each other with steam lid 10, the assembly of being convenient for.

Specifically, the height of the thermal barrier ribs 211 may be 2mm, 4mm, 6mm, 8mm, 10mm, and any other value between 2mm and 10 mm.

As shown in fig. 2 to 6, the steam box assembly further includes a pressure plate 40, the pressure plate 40 is connected to the steam cover 10, and the pressure plate 40 presses the sealing ring 30 against the bracket 20. Adopt above-mentioned structure, clamp plate 40 plays fixed action to sealing washer 30 to clamp plate 40 is connected with steam cover 10, makes steam cover 10, support 20 and sealing washer 30 install fixedly under the effect of clamp plate 40, and presses clamp plate 40 to establish on sealing washer 30, can play fixed effect to sealing washer 30, and further assurance sealing washer 30 thermal-insulated effect, can also guarantee steam box subassembly mounting structure's stability.

As shown in fig. 5 and 6, a first end of the pressure plate 40 is connected to the steam cover 10 in a plugging manner, and a second end of the pressure plate 40 is connected to the steam cover 10 by a fastening member. Through the first section with clamp plate 40 and steam cover 10 plug-in connection, be convenient for assemble to in order to guarantee that clamp plate 40 can install fixedly with steam cover 10, hold the second end of clamp plate 40 and be connected with steam cover 10 through the fastener, utilize the fastener to guarantee clamp plate 40 connection structure's reliability, and be convenient for install fixedly and dismantle, promote work efficiency.

As shown in fig. 2, 3 and 6, the lower surface of the steam cover 10 is provided with a downwardly extending plug-in post 12, the plug-in post 12 has a plug-in hole 121, the first end of the pressure plate 40 is provided with a plug pin 41, and the plug pin 41 is inserted into the plug-in hole 121. By adopting the structure, the inserting column 12 is arranged on the lower surface of the steam cover 10, the plug pin 41 on the pressing plate 40 is inserted into the inserting hole 121 of the inserting column 12, and the plug pin 41 is matched with the inserting hole 121 on the inserting column 12 in an inserting manner, so that the pressing plate 40 is conveniently connected with the steam cover 10, and the assembly and installation are convenient.

As shown in fig. 3 and 5, the lower surface of the steam cover 10 is further provided with downwardly extending studs 13, and the second end of the pressure plate 40 is connected to the studs 13 by fasteners. By adopting the structure, the studs 13 are arranged on the lower surface of the steam cover 10, the second end of the pressing plate 40 is in threaded connection with the studs 13 through the fastening piece, and then the steam cover 10 and the pressing plate 40 can be fixedly connected, so that the assembling and the mounting can be realized, the stable connection structure can be ensured, the pressing plate 40 is prevented from falling off from the steam cover 10, and the heat insulation effect cannot be achieved.

As shown in fig. 2 to 4, the sealing ring 30 includes a first top plate 31 and a first enclosing plate 32, the first enclosing plate 32 is an annular structure, an upper end of the first enclosing plate 32 is connected to a lower surface of the first top plate 31, an inner side wall of the first enclosing plate 32 and the lower surface of the first top plate 31 together enclose a containing cavity 33, and an upper surface of the first top plate 31 is attached to the lower surface of the bracket 20. Adopt above-mentioned structure, set up first bounding wall 32 and become annular structure, can set up the relief valve in the chamber 33 that holds that first bounding wall 32 and first roof 31 enclose, and then make sealing washer 30 can play thermal-insulated sealed effect to the exhaust high temperature steam of relief valve to the first roof 31 and the support 20 of sealing washer 30 are laminated mutually, can be convenient for install sealing washer 30.

As shown in fig. 2 to 6, the bracket 20 includes a second top plate 22 and a second enclosing plate 23, the second enclosing plate 23 is of an annular structure, the upper end of the second enclosing plate 23 is connected to the outer edge of the second top plate 22, the upper surface of the first top plate 31 is attached to the lower surface of the second top plate 22, the second enclosing plate 23 is enclosed outside the first top plate 31, the second top plate 22 has a vent 221 corresponding to the exhaust port 11, the accommodating cavity 33 is communicated with the exhaust port 11 through the vent 221, the pressing plate 40 is of an annular structure, the pressing plate 40 is enclosed outside the first enclosing plate 32, and the pressing plate 40 presses the first top plate 31 against the second top plate 22. Adopt the support 20 of above-mentioned structure, the first roof 31 of sealing washer 30 is laminated with the second roof 22 of support 20 mutually, and the second bounding wall 23 encloses the outside of establishing at first roof 31, make sealing washer 30 and support 20 can match the installation, in order to facilitate exhausting the high-temperature gas of limiting valve 51 exhaust, be linked together vent 221 on the second roof 22 with the gas vent 11 on the steam cover 10, make when clamp plate 40 is pressed and is established on support 20, can utilize clamp plate 40 to play the fixed effect of installation, be convenient for assemble, can will hold the high-temperature gas in the chamber 33 under the effect of vent 221 in second roof 22 again and discharge through gas vent 11, set up clamp plate 40 into annular structure, can match the structure of the first bounding wall 32 of sealing washer 30, be convenient for install, and then guarantee that clamp plate 40 can compress tightly sealing washer 30, guarantee the sealed thermal-insulated effect of sealing washer 30.

As shown in fig. 2 and 3, the first top plate 31 has a downwardly open slot 311, the upper surface of the pressure plate 40 has an upwardly protruding insertion block 42, the insertion block 42 is inserted into the slot 311, and the upper surface of the pressure plate 40 abuts against the lower end of the second enclosing plate 23. By adopting the structure, the insertion slot 311 of the first top plate 31 is in insertion fit with the insertion block 42 on the pressure plate 40, so that the first top plate 31 and the pressure plate 40 can be positioned and installed through the insertion slot 311 and the insertion block 42, and the pressure plate 40 is abutted against the second enclosing plate 23, thereby ensuring the reliability of the connection structure.

As shown in fig. 1, the steam cover 10 includes a third top plate 14 and a third surrounding plate 15, an upper end of the third surrounding plate 15 is connected to an outer edge of the third top plate 14, and a bracket 20 is disposed in a cavity surrounded by the third top plate 14 and the third surrounding plate 15. By adopting the steam cover 10 with the above structure, the bracket 20 is arranged in the cavity enclosed by the third enclosing plate 15 and the third top plate 14, so that the bracket 20 can be conveniently installed, and the bracket 20 is utilized to insulate the steam cover 10.

As shown in fig. 1 to 6, the lower surface of the steam cover 10 is provided with a limiting rib 16, and the outer edge of the bracket 20 is attached to the limiting rib 16. Set up spacing muscle 16 through the lower surface at steam cover 10, can utilize spacing muscle 16 to install support 20 spacingly to utilize spacing muscle 16 to play certain positioning action when support 20 installs, for guaranteeing that mounting structure is stable, set up support 20 and 16 laminating of spacing muscle, and then avoid support 20 to rock when the installation.

It should be noted that, the lower side of the steam cover 10 may also be disposed in a matching limiting groove of the bracket 20, the limiting groove extends inward along the inner surface of the steam cover, the bracket 20 is placed in the limiting groove, and the bracket 20 can be positioned and installed through the limiting groove.

In the present embodiment, the thickness of the seal ring 30 is between 1.5mm and 5 mm. Through setting up the thickness of sealing washer 30 in above-mentioned within range, can play the sealed thermal-insulated effect to high-temperature steam through sealing washer 30, avoid high-temperature steam to reveal, can guarantee again that sealing washer 30 installs in steam cover 10.

Specifically, the thickness of the seal ring 30 may be 1.5mm, 3mm, 5mm, and any other value between 1.5mm and 5 mm.

As shown in fig. 9 and 10, another embodiment of the present invention provides a cooking appliance, which comprises a pot body, a cover 50 and a steam box assembly 60, wherein the cover 50 can be covered on the pot body in an openable manner, the cover 50 is provided with a pressure limiting valve 51, the steam box assembly 60 is arranged on the cover 50, the pressure limiting valve 51 is located in the accommodating cavity 33 of the steam box assembly 60, and the steam box assembly 60 is the steam box assembly provided as above. By adopting the cooking utensil with the structure, in the working process of pressure cooking of the cooking utensil, the cover body 50 covers the pot body, high-temperature steam is discharged through the pressure limiting valve 51 for ensuring the pressure in the pot body to be a set value, and the steam box assembly 60 is utilized to discharge the high-temperature steam and simultaneously play a role in heat insulation, so that the cover opening operation of the steam box assembly 60 is facilitated.

In this embodiment, the cooking appliance comprises an electric pressure cooker.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (13)

1. A steam box assembly, comprising:

a steam cover (10) having an exhaust port (11) provided therethrough;

a bracket (20) disposed inside the steam cover (10) and located below the steam cover (10);

the sealing ring (30) is arranged below the support (20), the sealing ring (30) is provided with an accommodating cavity (33) for accommodating a pressure limiting valve (51), and the accommodating cavity (33) is communicated with the exhaust port (11);

wherein a heat insulation cavity (24) is arranged between the upper surface of the bracket (20) and the lower surface of the steam cover (10).

2. The steam box assembly of claim 1, wherein a thermal insulation block (21) is provided between the upper surface of the bracket (20) and the lower surface of the steam cover (10), the upper surface of the bracket (20) abuts against the lower surface of the steam cover (10) through the thermal insulation block (21), and the space between the upper surface of the bracket (20) and the lower surface of the steam cover (10) forms the thermal insulation cavity (24).

3. The steam box assembly of claim 2, wherein the insulation block (21) comprises an insulation rib (211), the insulation rib (211) being disposed on an upper surface of the support (20).

4. The steam box assembly of claim 3, wherein the thermal insulating ribs (211) comprise beads (2111), the beads (2111) being disposed at an outer edge of the rack (20) and extending in a circumferential direction of the rack (20).

5. The steam box assembly of claim 4,

the heat insulation rib (211) further comprises a plurality of supporting ribs (2112), and the supporting ribs (2112) are arranged on the upper surface of the bracket (20) at intervals and are positioned on the inner side of the edge rib (2111); and/or the presence of a gas in the gas,

the height of the heat insulation rib (211) is between 2mm and 10 mm.

6. The steam box assembly of any one of claims 1 to 5, further comprising a pressure plate (40), the pressure plate (40) being connected with the steam cover (10), the pressure plate (40) pressing the sealing ring (30) against the bracket (20).

7. The steam box assembly of claim 6, wherein a first end of the pressure plate (40) is in plug-in connection with the steam cover (10), and a second end of the pressure plate (40) is connected with the steam cover (10) by a fastener.

8. The steam box assembly of claim 7,

the lower surface of the steam cover (10) is provided with a downwards extending plug-in column (12), the plug-in column (12) is provided with a plug-in hole (121), a plug pin (41) is arranged at the first end of the pressure plate (40), and the plug pin (41) is inserted into the plug-in hole (121);

the lower surface of the steam cover (10) is further provided with a stud (13) extending downwards, and the second end of the pressing plate (40) is connected with the stud (13) through the fastener.

9. The steam box assembly of claim 6, wherein the sealing ring (30) comprises a first top plate (31) and a first enclosing plate (32), the first enclosing plate (32) is of an annular structure, the upper end of the first enclosing plate (32) is connected with the lower surface of the first top plate (31), the inner side wall of the first enclosing plate (32) and the lower surface of the first top plate (31) together enclose the accommodating cavity (33), and the upper surface of the first top plate (31) is attached to the lower surface of the bracket (20).

10. The steam box assembly of claim 9, wherein the support (20) comprises a second top plate (22) and a second enclosing plate (23), the second enclosing plate (23) is of an annular structure, the upper end of the second enclosing plate (23) is connected with the outer edge of the second top plate (22), the upper surface of the first top plate (31) is attached to the lower surface of the second top plate (22), the second enclosing plate (23) is enclosed on the outer side of the first top plate (31), the second top plate (22) is provided with a vent hole (221) corresponding to the exhaust port (11), the accommodating cavity (33) is communicated with the exhaust port (11) through the vent hole (221), the pressing plate (40) is of an annular structure, the pressing plate (40) is enclosed on the outer side of the first enclosing plate (32), and the pressing plate (40) presses the first top plate (31) on the second top plate (22).

11. The steam box assembly of claim 10, wherein the first top plate (31) has a slot (311) with a downward opening, the upper surface of the pressure plate (40) has an upwardly protruding insert (42), the insert (42) is inserted into the slot (311), and the upper surface of the pressure plate (40) abuts against the lower end of the second enclosing plate (23).

12. The steam box assembly of any one of claims 1 to 5,

the steam cover (10) comprises a third top plate (14) and a third enclosing plate (15), the upper end of the third enclosing plate (15) is connected with the outer edge of the third top plate (14), and the bracket (20) is arranged in a cavity surrounded by the third top plate (14) and the third enclosing plate (15);

a limiting rib (16) is arranged on the lower surface of the steam cover (10), and the outer edge of the support (20) is attached to the limiting rib (16);

the thickness of the sealing ring (30) is between 1.5mm and 5 mm.

13. A cooking appliance, characterized in that it comprises:

a pan body;

the cover body (50) can be covered on the pot body in an opening and closing manner, and the cover body (50) is provided with a pressure limiting valve (51);

a steam box assembly (60) disposed on the cover (50), the pressure limiting valve (51) being located in the accommodating cavity (33) of the steam box assembly (60), the steam box assembly (60) being the steam box assembly of any one of claims 1 to 12.

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