CN210330179U - Double-layer heat preservation bowl capable of balancing internal and external pressure - Google Patents

Abstract

The utility model relates to a double-layer heat preservation bowl for balancing internal and external pressure, which comprises a bowl body, an inner container, a temperature control assembly, an air bag and a sealing assembly, wherein the bowl body comprises a first containing cavity at the upper side and a second containing cavity at the lower side, the upper end of the first containing cavity is open, the lower end of the first containing cavity is communicated with the second containing cavity, and the bowl body is provided with a through hole for communicating the second containing cavity; the temperature control assembly is arranged in the bowl body, the top of the liner is clamped with the edge of the opening of the first accommodating cavity, and the bottom side of the liner is attached to the temperature control assembly; the air bag is arranged in the second accommodating cavity and fixedly connected with the bowl body, the air bag is communicated with the outside of the bowl body through the through hole, and the air bag can contract or expand; the sealing component is arranged above the inner container and is used for covering the inner container. Generally speaking, this double-deck heat preservation bowl of balanced inside and outside pressure can balance bowl internal and outside pressure, increase of service life.

Description

Double-layer heat preservation bowl capable of balancing internal and external pressure

Technical Field

The utility model relates to the technical field of daily necessities, specifically be a double-deck heat preservation bowl of balanced inside and outside pressure.

Background

In recent years, with the continuous improvement of living standard of people, the constant temperature bowl is also developed into an electric heating constant temperature bowl, a charging constant temperature bowl and an intelligent constant temperature bowl from common water heat preservation. The double-layer heat preservation bowl on the market at present has the following defects: when hot food is contained in the bowl, the air in the heat-insulating layer expands when heated, the pressure in the heat-insulating layer is too high, and the air can leak out through the weak link of the bowl body. After the air in the heat preservation layer is naturally cooled, the internal pressure is reduced, and the outside air can be sucked back through the weak link of the bowl body. When inside air and outside air pressure inconsistent, puncture the weak link of the bowl body easily, after the bowl body was punctured, aqueous vapor also can get into the internal space of bowl through the position of puncturing, leads to the internal space to breed the bacterium, damages inside electronic accessories and structure, influences life, and serious probably intakes and leads to dangerous condition such as product failure to appear.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides a double-layer heat preservation bowl capable of balancing the internal and external pressure, which can balance the internal and external pressure of the bowl body and prolong the service life.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a double-layer heat-preservation bowl capable of balancing internal and external pressure comprises a bowl body, an inner container, a temperature control assembly, an air bag and a sealing assembly, wherein the bowl body comprises a first accommodating cavity at the upper side and a second accommodating cavity at the lower side, the upper end of the first accommodating cavity is opened, the lower end of the first accommodating cavity is communicated with the second accommodating cavity, and a through hole communicated with the second accommodating cavity is formed in the bowl body; the temperature control assembly is arranged in the bowl body, the top of the liner is clamped with the edge of the opening of the first accommodating cavity, and the bottom side of the liner is attached to the temperature control assembly; the air bag is arranged in the second accommodating cavity and fixedly connected with the bowl body, the air bag is communicated with the outside of the bowl body through the through hole, and the air bag can contract or expand; the sealing component is arranged above the inner container and is used for covering the inner container.

Preferably, the temperature control component includes energy supply module, thermal-insulated cotton and the dish that generates heat, and energy supply module, thermal-insulated cotton, the dish and the inner bag that generate heat set up by supreme down in proper order, and energy supply module installs and holds the intracavity at the second, and the dish laminating inner bag bottom side that generates heat sets up, and thermal-insulated cotton setting is in the dish outside that generates heat, and wraps up the inner bag, and energy supply module and the dish electric connection that generates heat to the dish that generates heat is generated heat through energy supply module control.

Preferably, seal assembly includes sealing washer, knot circle and end cover, and the sealing washer suit is in the inner bag opening edge outside, and the knot circle is equipped with two, encloses each other between the knot circle and closes so that inner bag top and bowl body top opening are fixed mutually, and can dismantle between two knot circles and be connected, and the end cover can cover closes the inner bag.

Preferably, the bottom of the bowl body is further provided with a support ring, and the support ring is provided with a plurality of vent grooves so as to enable the through holes to be communicated with the outside.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: the double-layer heat-preservation bowl capable of balancing internal and external pressures comprises a bowl body, wherein the bowl body comprises a first accommodating cavity at the upper side and a second accommodating cavity at the lower side, the upper end of the first accommodating cavity is open, the lower end of the first accommodating cavity is communicated with the second accommodating cavity, a through hole is formed in the bowl body, the through hole is formed in the bottom of the second accommodating cavity, and an air bag, a temperature control assembly, an inner container and a sealing assembly are sequentially arranged above the second accommodating cavity and the first accommodating cavity from bottom to top; temperature control assembly provides the heat source for the inner bag, sealing assembly is used for the lid to close the inner bag opening, thereby reach the heat preservation effect, the gasbag sets up in the temperature control assembly below, and through-hole and external switch-on, the gasbag can take place deformation along with temperature variation, when internal space temperature of bowl risees or reduces, shrink or inflation that the gasbag can correspond, with this pressure of internal portion of balanced bowl and outside, thereby can avoid the too big damage that causes itself of external pressure difference to the bowl body, with the life-span.

Drawings

The accompanying drawings 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 overall structure diagram of an embodiment of the present invention;

fig. 2 shows an exploded view of an embodiment of the present invention;

FIG. 3 shows a cross-sectional view A-A of FIG. 1;

fig. 4 shows an enlarged view of a portion B in fig. 3.

In the figure: the heat insulation type heat insulation cup comprises a bowl body 1, a through hole 10, a first accommodating cavity 11, a second accommodating cavity 12, a support ring 13, a vent groove 130, an inner container 2, a temperature control assembly 3, an energy supply module 30, a heating plate 31, heat insulation cotton 32, an air bag 4, a sealing assembly 5, a sealing ring 50, a buckling ring 51 and an end cover 52.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a double-layer heat preservation bowl for balancing internal and external pressure comprises a bowl body 1, an inner container 2, a temperature control assembly 3, an air bag 4 and a sealing assembly 5, wherein the bowl body 1 comprises a first accommodating cavity 11 at the upper side and a second accommodating cavity 12 at the lower side, the upper end of the first accommodating cavity 11 is open, the lower end of the first accommodating cavity is communicated with the second accommodating cavity 12, a through hole 10 communicated with the second accommodating cavity 12 is formed in the bowl body 1, specifically, the through hole 10 can be formed in the side wall or the bottom of the second accommodating cavity 12, in the embodiment, the position of the through hole 10 is preferably the bottom of the second accommodating cavity 12, on one hand, the installation of other components in the second accommodating cavity 12 is facilitated, the installation compactness of the internal components is enhanced, and on the other hand, the overall aesthetic property of the bowl body;

the temperature control component 3 is arranged in the bowl body 1, the top of the inner container 2 is clamped with the opening edge of the first accommodating cavity 11, the bottom side of the inner container 2 is attached to the temperature control component 3, specifically, the upper end of the inner container 2 is bent, and the bent part of the inner container 2 can be clamped with the edge of the upper end of the bowl body 1, so that when articles in the inner container 2 are dumped, the articles such as food, water and the like can be prevented from entering the first accommodating cavity 11 or the second accommodating cavity 12, and the safety of each part in the bowl body 1 is ensured; the air bag 4 is arranged in the second accommodating cavity 12 and fixedly connected with the bowl body 1, the air bag 4 is communicated with the outside of the bowl body 1 through the through hole 10, and the air bag 4 can shrink or expand, particularly, when the temperature in the bowl body 1 rises and the pressure intensity is increased and exceeds the external pressure intensity of the bowl body 1, the air bag 4 can shrink to discharge the air in the air bag 4 through the through hole 10, so that the internal and external pressure intensities of the bowl body 1 are balanced; when the temperature in the bowl body 1 is reduced and the pressure is lower than the external pressure of the bowl body 1, external air enters the air bag 4 through the through hole 10 to expand the air bag 4, so that the internal and external pressures of the bowl body 1 are balanced; the air bag 4 can be made of high temperature resistant materials such as elastic rubber, elastic silica gel, etc., and in the embodiment, elastic silica gel is preferred. In addition, the sealing component 5 is arranged above the inner container 2 and is used for covering the inner container 2.

In daily life, the user can put into this double-deck heat preservation bowl's of balanced inside and outside pressure inner bag 2 with food, and close inner bag 2 to seal assembly 5 lid, seal inner bag 2, then start temperature control subassembly 3 and carry out food and heat or keep warm, at this in-process, the inside temperature of the bowl body 1 can change, when the internal space temperature of the bowl body 1 risees or reduces, shrink or inflation that gasbag 4 can correspond, with this pressure of balancing the internal and external of the bowl body 1, thereby can avoid the too big damage to the bowl body 1 itself of inside and outside pressure difference, further avoid outside aqueous vapor to cause the influence to internal parts through the internal space of bowl body 1 entering bowl body 1 of damage ground. Generally, the double-layer heat preservation bowl capable of balancing the internal pressure and the external pressure can balance the internal pressure and the external pressure of the bowl body and prolong the service life.

Further, temperature control component 3 includes energy supply module 30, thermal-insulated cotton 32 and heating plate 31, energy supply module 30, thermal-insulated cotton 32, heating plate 31 and inner bag 2 are by supreme setting gradually down, energy supply module 30 is installed in the second holds the intracavity 12, heating plate 31 laminating inner bag 2 bottom side sets up, thermal-insulated cotton 32 sets up in the heating plate 31 outside, and parcel inner bag 2, energy supply module 30 and heating plate 31 electric connection, so that it generates heat to control heating plate 31 through energy supply module 30, in addition, energy supply module 30 includes the power, a circuit board, the electronic component who exists among the prior art such as charger, no longer describe herein any more.

Based on the scheme, the double-layer heat preservation bowl capable of balancing the internal and external pressures has the following installation mode: the installer can install energy supply module 30 earlier and fix to the second hold the chamber 12 in, then will generate heat and coil 31 laminating inner bag 2 bottom side, will insulate against heat cotton 32 laminating immediately and wrap up all parts in the inner bag 2 outside generating heat in the dish 31 outside, then will supply energy module 30 and generate heat and adopt the electric wire to carry out electric connection between the dish 31, install inner bag 2 again at last in first holding chamber 11 and with bowl body 1 upper end edge joint.

Further, seal assembly 5 includes sealing washer 50, detain circle 51 and end cover 52, sealing washer 50 suit is in the 2 opening edge outsides of inner bag, it is equipped with two to detain circle 51, it is fixed mutually so that inner bag 2 top and the 1 top opening of the bowl body are fixed to enclose between the circle 51, and can dismantle the connection between two knot circles 51, and is concrete, the bending part suit of inner bag 2 upper end is behind the 1 upper end edge of the bowl body, can wrap up the bending part of inner bag 2 and the bowl body 1 outside with sealing washer 50, thereby avoid outside liquid to pass through the clearance between inner bag 2 and the bowl body 1 and get into the bowl body inside, at last two knot circles 51 lock sealing washer 50 again, and carry out fixed connection through the screw to two knot circles 51, guarantee in the use, inner bag 2 can not rock at will in first holding chamber 11. In addition, the end cover 52 can cover the inner container 2, one end of the end cover 52 is hinged with the buckle ring 51, and the other end of the end cover 52 is clamped with the buckle ring 51, so that the inner container 2 is covered.

In order to make the gasbag 4 unblocked with the external air of the bowl body 1, the bowl body 1 bottom still is equipped with support ring 13, and the support ring 13 lower extreme is equipped with a plurality of air grooves 130, and in this embodiment, air grooves 130 are equipped with two, and is concrete, and two air grooves 130 symmetry set up, and the human finger setting of notch shape laminating of air grooves 130, not only can make things convenient for gasbag 4 to unblocked with the external air of the bowl body 1, still be convenient for the human palm to hold this balanced inside and outside pressure's double-deck heat preservation bowl.

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.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. 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 merely illustrative, and not 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 application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated 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 term "above … …" can include both an orientation of "above … …" and "below … …". 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 the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a double-deck heat preservation bowl of balanced inside and outside pressure which characterized in that includes:

the bowl comprises a bowl body (1), wherein the bowl body (1) comprises a first accommodating cavity (11) at the upper side and a second accommodating cavity (12) at the lower side, the upper end of the first accommodating cavity (11) is open, the lower end of the first accommodating cavity is communicated with the second accommodating cavity (12), and a through hole (10) communicated with the second accommodating cavity (12) is formed in the bowl body (1);

the temperature control component (3), the temperature control component (3) is arranged in the bowl body (1);

the top of the inner container (2) is clamped with the edge of the opening of the first accommodating cavity (11), and the bottom side of the inner container (2) is attached to the temperature control assembly (3);

the air bag (4) is arranged in the second accommodating cavity (12) and is fixedly connected with the bowl body (1), the air bag (4) is communicated with the outside of the bowl body (1) through a through hole (10), and the air bag (4) can contract or expand;

and the sealing component (5) is arranged above the inner container (2) and is used for covering the inner container (2).

2. The double-layer heat preservation bowl capable of balancing internal and external pressure is characterized in that the temperature control assembly (3) comprises an energy supply module (30), heat insulation cotton (32) and a heating plate (31), the energy supply module (30), the heat insulation cotton (32), the heating plate (31) and the inner container (2) are sequentially arranged from bottom to top, the energy supply module (30) is installed in the second accommodating cavity (12), the heating plate (31) is attached to the inner container (2) and arranged at the bottom side, the heat insulation cotton (32) is arranged at the outer side of the heating plate (31) and wraps the inner container (2), and the energy supply module (30) is electrically connected with the heating plate (31) so that the heating plate (31) is controlled to generate heat through the energy supply module (30).

3. The double-layer heat-preservation bowl capable of balancing internal and external pressure is characterized in that the sealing assembly (5) comprises a sealing ring (50), two buckling rings (51) and an end cover (52), the sealing ring (50) is sleeved outside the edge of the opening of the inner container (2), the number of the buckling rings (51) is two, the buckling rings (51) are mutually enclosed to enable the upper part of the inner container (2) to be fixed with the opening of the upper part of the bowl body (1), the two buckling rings (51) are detachably connected, and the inner container (2) can be covered by the end cover (52).

4. The double-layer heat preservation bowl capable of balancing internal and external pressure as claimed in claim 1, characterized in that a support ring (13) is further arranged at the bottom of the bowl body (1), and a plurality of vent grooves (130) are arranged on the support ring (13) so as to connect the through holes (10) with the outside.

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