CN217654145U - A kind of refrigerator - Google Patents
A kind of refrigerator Download PDFInfo
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- CN217654145U CN217654145U CN202121142639.5U CN202121142639U CN217654145U CN 217654145 U CN217654145 U CN 217654145U CN 202121142639 U CN202121142639 U CN 202121142639U CN 217654145 U CN217654145 U CN 217654145U
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Abstract
The utility model relates to the technical field of household appliances, and discloses a refrigerator, which comprises a box body, a vacuum drawer and a vacuumizing device which are arranged in the box body, a first induction part and a diaphragm assembly, wherein the vacuum drawer is provided with a holding tank, and the rear side of the vacuum drawer is provided with a mounting hole communicated with the holding tank; the vacuumizing device is used for adjusting the air pressure in the vacuum drawer; the first induction piece is arranged on the vacuum drawer and is positioned at the rear side of the mounting hole, and the first induction piece is electrically connected with the vacuumizing device; the diaphragm assembly covers the mounting hole and can deform along with the change of air pressure in the vacuum drawer so as to be contacted with or separated from the first sensing piece; when the diaphragm assembly contacts with the first sensing piece, the vacuumizing device is started, and when the diaphragm assembly is separated from the first sensing piece, the vacuumizing device is closed. Adopt the utility model discloses technical scheme's refrigerator does not need too much control device, has avoided using longer pencil, has simplified control system, and control system operating stability is good.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to a refrigerator.
Background
At present, the pressure state of a drawer is monitored through an electronic sensor during the vacuumizing of a refrigerator drawer, whether the vacuumizing is performed or not is controlled through a control panel connected with the electronic sensor so as to control the operation of a vacuum pump, the system has many control devices, long wiring harnesses are needed, the system is complex and high in cost, and the stability of the control system is poor due to the possible failure and other problems of the electronic sensor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the refrigerator is simple in structure, vacuumizing is achieved without excessive control devices, longer wiring harnesses are avoided, a vacuumizing control system is simplified, and the control system is good in running stability.
In order to achieve the purpose, the utility model provides a refrigerator, which comprises a refrigerator body, a vacuum drawer, a vacuumizing device, a first induction piece and a diaphragm assembly, wherein the vacuum drawer is arranged in the refrigerator body and is provided with an accommodating groove, and the rear side of the vacuum drawer is provided with an installation hole communicated with the accommodating groove; the vacuumizing device is arranged in the box body and used for adjusting the air pressure in the vacuum drawer; the first induction piece is arranged on the vacuum drawer and is positioned at the rear side of the mounting hole, and the first induction piece is electrically connected with the vacuumizing device; the diaphragm assembly covers the mounting hole and can deform along with the change of air pressure in the vacuum drawer, so that the diaphragm assembly is contacted with or separated from the first sensing piece; when the diaphragm assembly is in contact with the first sensing piece, the vacuumizing device is started, and when the diaphragm assembly is separated from the first sensing piece, the vacuumizing device is stopped.
In some embodiments of the present application, the refrigerator further includes a second sensing member, the second sensing member is located at a front side of the vacuum drawer, the second sensing member is electrically connected to the vacuum pumping device, and the second sensing member is used for detecting whether the vacuum drawer is installed in place; when the vacuum drawer is installed in place and the first sensing member is in contact with the diaphragm assembly, the vacuum pumping device is turned on.
In some embodiments of the present application, the diaphragm assembly includes a first diaphragm, a second diaphragm, and a trigger, the first diaphragm disposed within the mounting aperture; the second diaphragm is arranged opposite to the first diaphragm; two ends of the trigger piece are respectively connected with the first diaphragm and the second diaphragm; when the air pressure in the vacuum drawer changes, the trigger piece can contact with or be far away from the first sensing piece along with the first diaphragm and the second diaphragm.
In some embodiments of the present application, the rear side of the vacuum drawer extends backward to form a first supporting portion and a second supporting portion, the first supporting portion and the second supporting portion are respectively disposed at the left side and the right side of the mounting hole, and the left end and the right end of the second membrane are respectively fixed on the first supporting portion and the second supporting portion.
In some embodiments of the present application, a front side of the first sensing member is provided with a protrusion extending forward, the protrusion is disposed opposite to the trigger member, and the protrusion cooperates with the trigger member to sense an air pressure in the vacuum drawer.
In some embodiments of the present application, the cross-sectional area of the projection is greater than the cross-sectional area of the trigger.
In some embodiments of the present application, the triggering member is a spring, and two ends of the spring are respectively connected to the first diaphragm and the second diaphragm.
In some embodiments of the present application, the rear side of the vacuum drawer has a mounting cavity, and the first supporting portion, the second diaphragm, and the second supporting portion are all disposed in the mounting cavity.
In some embodiments of this application, first supporting part with the left and right both sides of second supporting part are equipped with first guard plate and second guard plate respectively, the left and right both sides of first response piece are connected respectively first guard plate with on the second guard plate, first guard plate the second guard plate reaches inject between the first response piece the installation cavity.
In some embodiments of the present application, the first sensing member and the second sensing member are both mechanical switches.
The embodiment of the utility model provides a refrigerator, compared with the prior art, its beneficial effect lies in:
the utility model discloses refrigerator, vacuum drawer's rear side is equipped with the mounting hole that is linked together with vacuum drawer's holding tank, and the diaphragm subassembly sets up between mounting hole and first response piece, and the diaphragm subassembly can contact or separate with first response piece along with the atmospheric pressure change in the vacuum drawer, and when diaphragm subassembly and first response piece contact, evacuating device opened, and when diaphragm subassembly and first response piece separation, evacuating device closed. Thereby first response piece can be along with the change of the atmospheric pressure in the vacuum drawer realizes controlling evacuating device, the problem of prior art use sensor and control panel cooperation realization need use a plurality of control device to evacuating device's control, and need longer pencil to come each control device to connect has been avoided, control system's complexity has been simplified, control system's cost has been reduced, furthermore, because utilize atmospheric pressure to realize changing the position of diaphragm subassembly, thereby make the atmospheric pressure change in the first response piece response vacuum drawer, realize opening and close control to evacuating device through first response piece, make control more reliable, avoid prior art to use electronic sensor to monitor time, probably because electronic sensor has failed the problem that causes the influence evacuating device normal operating.
Drawings
FIG. 1 is a schematic structural view of a vacuum drawer according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a diaphragm assembly according to an embodiment of the present invention in an open state of a vacuum drawer or in a closed state of the vacuum drawer;
FIG. 3 is a schematic structural diagram of a diaphragm assembly according to an embodiment of the present invention in a vacuum-pumping state of a vacuum drawer;
in the drawing, 100, a vacuum drawer, 110, a mounting hole, 200, a membrane assembly, 210, a first membrane, 220, a second membrane, 230, a first supporting portion, 240, a second supporting portion, 250, a triggering member, 300, a first sensing member, 310, a protrusion, 400, a second sensing member, 500, a first protection plate, 600, and a second protection plate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. 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.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The invention will be further explained and explained with reference to the drawings and the embodiments in the following description. The step numbers in the embodiments of the present invention are provided only for convenience of illustration, the sequence between the steps is not limited at all, and the execution sequence of each step in the embodiments can be adapted according to the understanding of those skilled in the art.
As shown in fig. 1 to 3, a refrigerator according to a preferred embodiment of the present invention includes a refrigerator body, a vacuum drawer 100, a vacuum pumping device (not shown in the drawings), a first sensing member 300, and a diaphragm assembly 200, wherein the vacuum drawer 100 is disposed in the refrigerator body, the vacuum drawer 100 has an accommodating groove, and a mounting hole 110 communicated with the accommodating groove is disposed at a rear side of the vacuum drawer 100; the vacuumizing device is arranged in the box body and is used for adjusting the air pressure in the vacuum drawer 100; the first sensing member 300 is installed on the vacuum drawer 100 at a rear side position of the installation hole 110, and the first sensing member 300 is electrically connected with the vacuum pumping device; the diaphragm assembly 200 covers the mounting hole 110 and can deform along with the change of the air pressure in the vacuum drawer 100, so as to be in contact with or separated from the first sensing part 300, when the air pressure in the vacuum drawer 100 is equal to the atmospheric pressure, the diaphragm assembly 200 is in contact with the first sensing part 300, when the air pressure in the vacuum drawer 100 is reduced, the diaphragm assembly 200 moves towards the vacuum drawer 100, and the diaphragm assembly 200 is separated from the first sensing part 300; when the diaphragm assembly 200 is in contact with the first sensing member 300, the vacuum pumping means is turned on, and when the diaphragm assembly 200 is separated from the first sensing member 300, the vacuum pumping means is turned off.
Based on above technical scheme, the rear side of vacuum drawer 100 is equipped with the mounting hole 110 that is linked together with the holding tank of vacuum drawer 100, and diaphragm assembly 200 sets up between mounting hole 110 and first response piece 300, and diaphragm assembly 200 can contact or separate with first response piece 300 along with the atmospheric pressure change in vacuum drawer 100, and when diaphragm assembly 200 and first response piece 300 contact, evacuating device opened, when diaphragm assembly 200 and first response piece 300 separation, evacuating device closed. Thereby first response piece 300 can realize controlling evacuating device along with the change of the atmospheric pressure in the vacuum drawer 100, the problem of prior art use sensor and control panel cooperation realization need use a plurality of control device to evacuating device's control, and need longer pencil to connect each control device has been avoided, control system's complexity has been simplified, control system's cost has been reduced, furthermore, because utilize atmospheric pressure to realize changing the position of diaphragm subassembly 200, thereby make the atmospheric pressure change in first response piece 300 response vacuum drawer 100, realize opening and close control to evacuating device through first response piece 300, make control more reliable, avoid prior art to use electronic sensor to monitor time, probably because electronic sensor has become invalid and has caused the problem that influences evacuating device normal operating.
In some embodiments of the present application, the refrigerator further includes a second sensing member 400, the second sensing member 400 is disposed at a front side of the drawer, the second sensing member 400 is electrically connected to the vacuum pumping device, and the second sensing member 400 is used to detect whether the vacuum drawer 100 is installed in place; when the second sensing part 400 detects that the vacuum drawer 100 is installed in place, and the first sensing part 300 is in contact with the diaphragm assembly 200, the vacuumizing device is started, and the second sensing part 400 is arranged, so that the vacuumizing device only starts to work when the vacuum drawer 100 is completely placed in the box body, and the phenomenon that when a user opens the vacuum drawer 100 to take and place articles, the vacuumizing device cannot work and wastes energy is avoided.
Optionally, in some embodiments of the present application, the second sensing member 400 is disposed on the vacuum drawer 100, and the second sensing member 400 is located at the front side of the vacuum drawer 100, when the vacuum drawer 100 is installed in place, the second sensing member 400 will contact with the box body (inner wall of the box body or the door body), so that the second sensing member senses that the vacuum drawer 100 is installed in place.
Alternatively, in some embodiments of the present application, the second sensing member 400 is disposed on a cabinet, for example, a door of a refrigerator or a rear wall of the refrigerator, and the second sensing member 400 is located at a front side of the vacuum drawer 100, and when the vacuum drawer 100 is installed in place, the second sensing member 400 will contact the vacuum drawer 100, so that the second sensing member senses that the vacuum drawer 100 is installed in place.
In some embodiments of the present application, the diaphragm assembly 200 includes a first diaphragm 210, a second diaphragm 220, and a trigger 250, the first diaphragm 210 being disposed within the mounting hole 110; the second diaphragm 220 is disposed opposite to the first diaphragm 210; the front and rear ends of the trigger 250 are respectively connected to the first diaphragm 210 and the second diaphragm 220; when the air pressure in the vacuum drawer 100 changes, the triggering member 250 can contact or move away from the first sensing member 300 with the back and forth movement of the first diaphragm 210 and the second diaphragm 220, in some embodiments of the present application, the first diaphragm 210 and the second diaphragm 220 have elasticity, so that the first diaphragm 210 and the second diaphragm 220 can move back and forth with the air pressure change in the vacuum drawer 100, so that the triggering member 250 located between the first diaphragm 210 and the second diaphragm 220 contacts or separates from the first sensing member 300, thereby facilitating the first sensing member 300 to acquire the air pressure condition in the vacuum drawer 100.
In some embodiments of the present application, the vacuum drawer 100 has a first supporting portion 230 and a second supporting portion 240 extending rearward from a rear side thereof, the first supporting portion 230 and the second supporting portion 240 are respectively disposed at left and right sides of the mounting hole 110, left and right ends of the second membrane 220 are respectively fixed to the first supporting portion 230 and the second supporting portion 240, the second membrane 220 can be conveniently mounted by disposing the first supporting portion 230 and the second supporting portion 240, a mounting space for mounting the trigger 250 is defined between the first supporting portion 230 and the second supporting portion 240, and the first supporting portion 230 and the second supporting portion 240 protect the trigger 250.
In some embodiments of the present application, a protrusion 310 extending forward is disposed on a front side of the first sensing member 300, the protrusion 310 is disposed opposite to the triggering member 250, the protrusion 310 cooperates with the triggering member 250 to sense an air pressure inside the vacuum drawer 100, and by disposing the protrusion 310, the first sensing member 300 cooperates with the triggering member 250, so as to avoid a problem that a sensing delay may occur when the triggering member 250 directly contacts with a plane of the first sensing member 300.
In some embodiments of the present application, the area of the cross section of the protruding portion 310 is greater than the area of the cross section of the triggering member 250, and since the cross section of the protruding portion 310 is greater than the cross section of the triggering member 250, even if the position of the triggering member 250 deviates left and right, the triggering member 250 can still contact with the protruding portion 310 within a certain deviation range, so that the first sensing member 300 can sense the position of the triggering member 250, the first sensing member 300 can conveniently acquire the position of the diaphragm assembly 200, and the first sensing member 300 can conveniently know whether the vacuum degree in the vacuum drawer 100 meets the requirement, thereby, the first sensing member 300 can determine whether the vacuum pumping device needs to be stopped.
In some embodiments of the present application, the triggering member 250 is a spring, and the front and rear ends of the spring are connected to the first diaphragm 210 and the second diaphragm 220, respectively. Specifically, when the vacuum drawer 100 is opened or the vacuum drawer 100 is just closed, because behind first diaphragm 210 and the second diaphragm 220, when the pressure measurement difference of preceding both sides is less, the spring bounces the second diaphragm 220 and touches first response piece 300, first response piece 300 control evacuating device opens, when the vacuum drawer 100 is in vacuum state, the pressure of first diaphragm 210 front side is little, the spring bullet is to one side of first diaphragm 210, second diaphragm 220 can not touch first response piece 300 this moment, first response piece 300 control evacuating device breaks off.
In some embodiments of the application, the vacuumizing device is a vacuum pump, the vacuum pump is easy to obtain, the vacuumizing device is convenient to arrange, the cost is reduced, the size of the vacuum pump is small, and the space utilization rate of the refrigerator is saved.
In some embodiments of the present application, the rear side of the vacuum drawer 100 has a mounting cavity, and the first supporting portion 230, the second diaphragm 220 and the second supporting portion 240 are all disposed in the mounting cavity, so as to protect the diaphragm assembly 200, prevent the diaphragm assembly 200 from being damaged, and further improve the reliability and stability of the control system.
In some embodiments of the present application, the left and right sides of the first supporting portion 230 and the second supporting portion 240 are respectively provided with the first protection plate 500 and the second protection plate 600, the left and right sides of the first sensing member 300 are respectively connected to the first protection plate 500 and the second protection plate 600, the first protection plate 500, the installation cavity is defined between the second protection plate 600 and the first sensing member 300, by arranging the first protection plate 500 and the second protection plate 600, on the one hand, the installation of the first sensing member 300 is convenient, on the one hand, the protection effect on the diaphragm assembly 200 can be played, the damage to the diaphragm assembly 200 is avoided, and the reliability and the stability of the control system are further improved.
In some embodiments of the present application, the first sensing part 300 and the second sensing part 400 are both mechanical switches, and the mechanical switches change the on/off state of the circuit in a mechanical touch manner, so as to improve the stability and reliability of the control system.
The utility model discloses a working process does:
when the vacuum drawer 100 is opened, because the air pressure in the vacuum drawer 100 is balanced with the atmospheric pressure, no pressure difference exists between the rear side and the front side of the first diaphragm 210 and the second diaphragm 220, so that the spring is in contact with the first mechanical switch, the first mechanical switch is closed, and because the second mechanical switch is opened, the vacuum pump is closed, and energy is saved;
when the vacuum drawer 100 is closed, the second mechanical switch is closed because the vacuum drawer 100 is installed in place, and at the moment, if the inside of the vacuum drawer 100 is in a non-vacuum state, the spring is in contact with the first mechanical switch because no pressure difference exists between the rear side and the front side of the first membrane 210 and the second membrane 220, the first mechanical switch is closed, and the vacuum pump starts to work until the first mechanical switch is disconnected; if the interior of the vacuum drawer 100 is in a vacuum state, the spring is separated from the first mechanical switch due to the pressure difference between the rear side and the front side of the first diaphragm 210 and the second diaphragm 220, the first mechanical switch is disconnected, and the vacuum pump stops working, so that the energy waste caused by the continuous work of the vacuum pump is avoided.
To sum up, the embodiment of the utility model provides a refrigerator, be equipped with vacuum drawer 100 in its refrigerator, the rear side of vacuum drawer 100 is equipped with the mounting hole 110 that is linked together with vacuum drawer 100's holding tank, diaphragm assembly 200 sets up between mounting hole 110 and first response piece 300, diaphragm assembly 200 can contact or separate with first response piece 300 along with the atmospheric pressure change in vacuum drawer 100, when diaphragm assembly 200 contacts with first response piece 300, evacuating device opens, when diaphragm assembly 200 separates with first response piece 300, evacuating device closes. Thereby first response piece 300 can realize controlling evacuating device along with the change of the atmospheric pressure in the vacuum drawer 100, the problem of prior art use sensor and control panel cooperation realization need use a plurality of control device to evacuating device's control, and need longer pencil to connect each control device has been avoided, control system's complexity has been simplified, control system's cost has been reduced, furthermore, because utilize atmospheric pressure to realize changing the position of diaphragm subassembly 200, thereby make the atmospheric pressure change in first response piece 300 response vacuum drawer 100, realize opening and close control to evacuating device through first response piece 300, make control more reliable, avoid prior art to use electronic sensor to monitor time, probably because electronic sensor has become invalid and has caused the problem that influences evacuating device normal operating.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "longitudinal", "X-axis direction", "Y-axis direction", "Z-axis direction", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Moreover, some of the above terms may be used to indicate other meanings besides orientation or position, for example, the term "on" may also be used to indicate some kind of dependency or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be considered as the protection scope of the present invention.
Claims (10)
1. A refrigerator, characterized by comprising:
a box body;
the vacuum drawer is arranged in the box body and provided with an accommodating groove, and a mounting hole communicated with the accommodating groove is formed in the rear side of the vacuum drawer;
the vacuumizing device is arranged in the box body and is used for adjusting the air pressure in the vacuum drawer;
the first induction piece is arranged on the vacuum drawer at the rear side of the mounting hole and is electrically connected with the vacuumizing device; and
the diaphragm assembly covers the mounting hole and can deform along with the change of air pressure in the vacuum drawer so as to be contacted with or separated from the first sensing piece;
when the diaphragm assembly is in contact with the first sensing piece, the vacuumizing device is started, and when the diaphragm assembly is separated from the first sensing piece, the vacuumizing device is stopped.
2. The refrigerator according to claim 1, further comprising a second sensing member located at a front side of the vacuum drawer, the second sensing member being electrically connected to the vacuum pumping device, the second sensing member being used to detect whether the vacuum drawer is mounted in place;
when the vacuum drawer is installed in place and the first sensing piece is in contact with the membrane assembly, the vacuumizing device is started.
3. The refrigerator of claim 2, wherein the diaphragm assembly comprises:
a first diaphragm disposed within the mounting hole;
a second diaphragm disposed opposite the first diaphragm;
the two ends of the trigger piece are respectively connected with the first diaphragm and the second diaphragm;
when the air pressure in the vacuum drawer changes, the trigger piece can contact with or be far away from the first sensing piece along with the first diaphragm and the second diaphragm.
4. The refrigerator as claimed in claim 3, wherein the vacuum drawer is provided at a rear side thereof with a first support part and a second support part extending rearward, the first support part and the second support part being respectively provided at left and right sides of the mounting hole, and left and right ends of the second diaphragm being respectively fixed to the first support part and the second support part.
5. The refrigerator of claim 3, wherein the front side of the first sensing member is provided with a protrusion extending forward, the protrusion being disposed opposite to the trigger member, the protrusion cooperating with the trigger member to sense the pressure inside the vacuum drawer.
6. The refrigerator of claim 5, wherein the protrusion has a cross-sectional area greater than that of the trigger.
7. The refrigerator of claim 3, wherein the triggering member is a spring, and both ends of the spring are connected to the first diaphragm and the second diaphragm, respectively.
8. The refrigerator of claim 4, wherein the rear side of the vacuum drawer has a mounting cavity, and the first support, the second diaphragm, and the second support are disposed in the mounting cavity.
9. The refrigerator as claimed in claim 8, wherein a first shielding plate and a second shielding plate are respectively disposed at left and right sides of the first and second supporting parts, the left and right sides of the first sensing member are respectively connected to the first and second shielding plates, and the mounting cavity is defined between the first and second shielding plates and the first sensing member.
10. The refrigerator of claim 2, wherein the first and second sensing members are each a mechanical switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121142639.5U CN217654145U (en) | 2021-05-26 | 2021-05-26 | A kind of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121142639.5U CN217654145U (en) | 2021-05-26 | 2021-05-26 | A kind of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217654145U true CN217654145U (en) | 2022-10-25 |
Family
ID=83660934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121142639.5U Active CN217654145U (en) | 2021-05-26 | 2021-05-26 | A kind of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217654145U (en) |
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2021
- 2021-05-26 CN CN202121142639.5U patent/CN217654145U/en active Active
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