CN220338827U - Defrosting device of independent air duct of walk-in room and walk-in room - Google Patents
Defrosting device of independent air duct of walk-in room and walk-in room Download PDFInfo
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- CN220338827U CN220338827U CN202321903183.9U CN202321903183U CN220338827U CN 220338827 U CN220338827 U CN 220338827U CN 202321903183 U CN202321903183 U CN 202321903183U CN 220338827 U CN220338827 U CN 220338827U
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- independent air
- air duct
- walk
- defrosting
- independent
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- 238000010257 thawing Methods 0.000 title claims abstract description 57
- 230000005484 gravity Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005057 refrigeration Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Defrosting Systems (AREA)
Abstract
The utility model discloses a defrosting device of an independent air duct of a walk-in room and the walk-in room, wherein the defrosting device is applied to the independent air duct of the walk-in room, a heater and an evaporator are arranged in the independent air duct, in the defrosting device, an electric control air valve is fixed at the top outlet of the independent air duct, the electric control air valve can be opened and closed under the control of a switch instruction, and the electric control air valve is sealed at the top outlet of the independent air duct when in a closed state; the upper edge of the gravity air valve is hinged to the inner side of the bottom inlet of the independent air duct, when the electric control air valve is in a closed state, the gravity air valve seals the bottom inlet of the independent air duct, and when negative pressure exists at the top of the independent air duct, the gravity air valve can swing inwards to open the bottom inlet of the independent air duct; when the electric control air valve is in a closed state, the heater is used for defrosting the evaporator. By the technical scheme, the influence of heat on the refrigerating effect of the walk-in room in the defrosting process is avoided, and the normal air inlet of the independent air duct is not influenced when defrosting is not performed.
Description
Technical Field
The utility model relates to the technical field of defrosting devices, in particular to a defrosting device capable of walking into an independent air channel of a room and the walking into the room.
Background
At present, in the defrosting process of an evaporator by a traditional refrigeration house or a walk-in room, a refrigeration unit needs to be stopped. The time for defrosting the evaporator is generally long, and the heat generated in the defrosting process can cause the temperature in the air duct to rise, so that the heat is conducted to a refrigeration house or a walk-in room to influence the refrigeration effect.
Disclosure of Invention
According to the defrosting device for the independent air channel of the walk-in chamber and the walk-in chamber, the electric control air valve and the gravity air valve are matched with each other, so that the electric control air valve and the gravity air valve are kept sealed to the independent air channel in the defrosting process of the evaporator by the heater, the influence of heat on the refrigerating effect of the walk-in chamber in the defrosting process is avoided, and meanwhile, the electric control air valve and the gravity air valve are opened to the independent air channel when defrosting is not performed, and normal air inlet of the independent air channel is not influenced.
In order to achieve the above object, the present utility model provides a defrosting device for an independent air duct of a walk-in room, which is applied to the independent air duct of the walk-in room, wherein a heater and an evaporator are arranged in the independent air duct, and the defrosting device comprises an electric control air valve and a gravity air valve;
the electric control air valve is fixed at the top outlet of the independent air duct and can be opened and closed under the control of a switch instruction, and the electric control air valve seals the top outlet of the independent air duct when in a closed state;
the upper edge of the gravity air valve is hinged to the inner side of the bottom inlet of the independent air duct, the gravity air valve seals the bottom inlet of the independent air duct when the electric control air valve is in a closed state, and the gravity air valve can swing inwards to open the bottom inlet of the independent air duct when negative pressure exists at the top of the independent air duct;
and when the electric control air valve is in a closed state, the heater is used for defrosting the evaporator.
In the above technical solution, preferably, the area of the independent air duct except for the top outlet and the bottom inlet is a full-welded sealing structure.
In the above technical solution, preferably, in the multiple groups of independent air ducts, at least one of the electrically controlled air valves in one of the independent air ducts is in an open state, and no defrosting process is performed.
In the above technical solution, preferably, the heater is of a drawer structure that can be drawn inside and outside with respect to the independent air duct, and is fixed in the independent air duct by a bolt.
The utility model also provides a walk-in chamber, which comprises the defrosting device of the independent air duct of the walk-in chamber disclosed in any one of the technical schemes.
In the above technical solution, preferably, the walk-in chamber includes a preset number of independent air channels, each of the independent air channels is provided with a heater and an evaporator, and when defrosting is performed by using the defrosting device, at least one of the electric control air valves in the independent air channels is in an open state, and no defrosting process is performed.
Compared with the prior art, the utility model has the beneficial effects that: through the cooperation setting in the relative independent wind channel of automatically controlled blast gate and gravity blast gate, in utilizing the heater to defrost the evaporimeter in-process, keep automatically controlled blast gate and gravity blast gate sealed to independent wind channel, avoided defrosting in-process heat to walk into the refrigeration effect of room and cause the influence, simultaneously, automatically controlled blast gate and gravity blast gate open relative independent wind channel when not defrosting, do not influence the normal air inlet in independent wind channel.
Drawings
FIG. 1 is a schematic view of a defrosting apparatus for walk-in independent air ducts according to an embodiment of the present utility model;
fig. 2 shows a structure of a defrosting apparatus with multiple independent air ducts according to an embodiment of the present utility model.
In the figure, the correspondence between each component and the reference numeral is:
1. the device comprises an independent air duct, a heater, an evaporator, an electric control air valve and a gravity air valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is described in further detail below with reference to the attached drawing figures:
as shown in fig. 1, the defrosting device for an independent air duct of a walk-in chamber provided by the utility model is applied to an independent air duct 1 of the walk-in chamber, wherein a heater 2 and an evaporator 3 are arranged in the independent air duct 1, and the defrosting device comprises an electric control air valve 4 and a gravity air valve 5;
the electric control air valve 4 is fixed at the top outlet of the independent air duct 1, the electric control air valve 4 can be opened and closed under the control of a switch instruction, and the electric control air valve 4 seals the top outlet of the independent air duct 1 when in a closed state;
the upper edge of the gravity air valve 5 is hinged to the inner side of the bottom inlet of the independent air duct 1, when the electric control air valve 4 is in a closed state, the gravity air valve 5 seals the bottom inlet of the independent air duct 1, and when negative pressure exists at the top of the independent air duct 1, the gravity air valve 5 can swing inwards to open the bottom inlet of the independent air duct 1;
when the electric control air valve 4 is in a closed state, the heater 2 defrost the evaporator 3.
In this embodiment, through the cooperation setting of automatically controlled blast gate 4 and gravity blast gate 5 relative independent wind channel 1, in utilizing heater 2 to defrost the evaporimeter 3, keep automatically controlled blast gate 4 and gravity blast gate 5 to independent wind channel 1 sealed, avoided defrosting in-process heat to walk into the refrigeration effect of room and cause the influence, simultaneously, automatically controlled blast gate 4 and gravity blast gate 5 relative independent wind channel 1 open when not defrosting, do not influence independent wind channel 1's normal air inlet.
Specifically, when the electric control air valve 4 is in a closed state, the top outlet of the independent air duct 1 is in a sealed state, at this time, air in the independent air duct 1 cannot be discharged from the top outlet, meanwhile, due to the sealing of the top outlet, no negative pressure can occur in the independent air duct 1, and the gravity air valve 5 can also seal the bottom inlet of the independent air duct 1, so that a relatively independent sealing structure is formed in the independent air duct 1. In this state, the heater 2 inside the independent air duct 1 defrost the evaporator 3, and in the sealed state of the independent air duct 1, heat generated during defrosting does not affect the temperature of the walk-in room.
In addition, when not needing to defrost, the automatically controlled blast gate 4 of control is in the open mode, and in this state, when the room is bloied to walk in by independent wind channel 1 and is heated or the cooling, there is the negative pressure at the top export of independent wind channel 1, and gravity blast gate 5 is to inside swing under the negative pressure effect makes bottom entry existence gap, and the air can be exported from bottom entry to top export smoothly, realizes walking in the normal heating or the cooling of room.
In the above embodiment, preferably, the areas of the independent air duct 1 except the top outlet and the bottom inlet are of a full-welded sealing structure, so that when the electric control air valve 4 and the gravity air valve 5 seal the independent air duct 1 in the defrosting process, hot air generated in the defrosting process cannot leak from gaps to influence the temperature of the walk-in chamber.
In the above embodiment, preferably, in the multiple sets of independent air ducts 1, at least one of the electronically controlled dampers 4 in one of the independent air ducts 1 is in an open state, and no defrosting process is performed. In the implementation process, when a plurality of groups of independent air channels 1 are arranged for defrosting, at least one or more electric control air valves 4 of the independent air channels 1 are opened to execute normal refrigeration operation. Therefore, the defrosting operation is carried out batch by batch or batch by batch, the refrigerating device can be ensured to be in a refrigerating state all the time, and the normal operation of the walk-in room is ensured.
In the above embodiment, preferably, the heater is of a drawer type structure that can be drawn inside and outside relative to the independent air duct 1, and is fixed in the independent air duct 1 by bolts, so that the heater can be conveniently detached and replaced, and the heating power in the whole independent air duct 1 can be conveniently adjusted.
The utility model also provides a walk-in chamber, comprising the defrosting device of the independent air duct 1 of the walk-in chamber disclosed in any one of the above embodiments. By providing the defrosting apparatus in the above embodiment in the walk-in chamber, heat generated by defrosting can be enclosed in the relatively sealed independent air duct 1 during defrosting of the independent air duct 1, and the temperature of the walk-in chamber is not affected.
As shown in fig. 2, in the above embodiment, preferably, the walk-in chamber includes 3 independent air ducts 1, and a heater 2 and an evaporator 3 are provided in each independent air duct 1, and when defrosting is performed by using the defrosting apparatus, at least one of the electrically controlled air valves 4 in the independent air ducts 1 is in an open state, and no defrosting process is performed. When defrosting is performed, at least one or more electric control air valves 4 of the independent air channels 1 are opened, and normal refrigeration operation is performed. Therefore, the defrosting operation is carried out batch by batch or batch by batch, the refrigerating device can be ensured to be in a refrigerating state all the time, and the normal operation of the walk-in room is ensured.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The defrosting device is applied to the independent air duct of the walk-in chamber, and a heater and an evaporator are arranged in the independent air duct;
the electric control air valve is fixed at the top outlet of the independent air duct and can be opened and closed under the control of a switch instruction, and the electric control air valve seals the top outlet of the independent air duct when in a closed state;
the upper edge of the gravity air valve is hinged to the inner side of the bottom inlet of the independent air duct, the gravity air valve seals the bottom inlet of the independent air duct when the electric control air valve is in a closed state, and the gravity air valve can swing inwards to open the bottom inlet of the independent air duct when negative pressure exists at the top of the independent air duct;
and when the electric control air valve is in a closed state, the heater is used for defrosting the evaporator.
2. The defrosting apparatus of claim 1 wherein the area of the independent air duct other than the top outlet and the bottom inlet is a full-welded seal.
3. The defrosting apparatus of claim 1 wherein at least one of said electrically controlled dampers in said plurality of sets of independent air paths is in an open condition and no defrosting process is performed.
4. A defrosting apparatus for a walk-in independent air passage according to any one of claims 1 to 3, wherein the heater is of a drawer type structure which is drawn in and out with respect to the independent air passage, and is fixed in the independent air passage by bolts.
5. A walk-in chamber comprising a defroster for a separate air duct of the walk-in chamber as claimed in any one of claims 1 to 4.
6. The walk-in chamber of claim 5, wherein the walk-in chamber includes a predetermined number of independent air ducts, each of the independent air ducts having a heater and an evaporator disposed therein, and wherein when defrosting is performed by the defrosting means, at least one of the electrically controlled dampers in the independent air duct is in an open state, and a defrosting process is not performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321903183.9U CN220338827U (en) | 2023-07-19 | 2023-07-19 | Defrosting device of independent air duct of walk-in room and walk-in room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321903183.9U CN220338827U (en) | 2023-07-19 | 2023-07-19 | Defrosting device of independent air duct of walk-in room and walk-in room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220338827U true CN220338827U (en) | 2024-01-12 |
Family
ID=89458392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321903183.9U Active CN220338827U (en) | 2023-07-19 | 2023-07-19 | Defrosting device of independent air duct of walk-in room and walk-in room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220338827U (en) |
-
2023
- 2023-07-19 CN CN202321903183.9U patent/CN220338827U/en active Active
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