CN218846557U - Refrigerator - Google Patents

Abstract

The utility model provides a refrigerator, the refrigerator includes the box, the box has the shell in the inner bag, the inner bag outside that form the compartment, be equipped with the dehumidification subassembly between inner bag and the shell, the dehumidification subassembly includes the edge the extension face slope of shell extend the cold trap module, connect in cold trap module lower extreme and orientation the direction of shell is buckled lower return bend, connect in cold trap module upper end and intercommunication the last return bend of compartment is located the outside of shell and with the water receiving box of lower return bend intercommunication, be equipped with the check valve between cold trap module and the compartment, the utility model discloses an indoor cold air of avoiding the compartment leaks through the dehumidification module, and dehumidification subassembly simple structure, dehumidification effect are obvious, need not consume the material, reduce use cost.

Description

Refrigerator

Technical Field

The utility model relates to a refrigeration technology field especially relates to a freezer.

Background

At present direct-cooling freezer can have a large amount of frostings problem, and one of them reason is that the humid air is gone into in the chance cold frost that condenses when cubical switchboard door, and still a more important factor is: when the compressor is started and stopped, the pressure inside and outside the cabinet changes, wet air outside the cabinet enters the cabinet through the door gap, and then the wet air is precooled and condensed into frost.

The method for reducing the frosting amount in the refrigerator commonly used in the industry is to open a hole at the opening of the refrigerator, connect the hole with the outside by utilizing a vent pipe, add a drying agent in the vent pipe, the ventilation volume of the vent pipe is larger than that of the door seam, and when a compressor of the refrigerator works, the outside air enters the refrigerator after being dehumidified by the pre-installed vent pipe through the drying agent, thereby achieving the purpose of defrosting. However, the method has the problems that the service life of the drying agent in the vent pipe is short, and the drying agent needs to be replaced periodically, so that the use cost of a user is increased; in addition, if the external hot air is directly introduced into the cabinet, the energy consumption of the refrigerator may be increased.

In view of the above, a new refrigerator is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a effectively reduce freezer frost and do not increase use cost's freezer.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a refrigerator, includes the box, the box has the shell in the inner bag, the inner bag outside that form the compartment, wherein, be equipped with the dehumidification subassembly between inner bag and the shell, the dehumidification subassembly includes the edge the cold trap module that the extension face slope of shell extends, connect in cold trap module lower extreme and orientation the lower return bend of the orientation of shell is buckled, connect in cold trap module upper end and intercommunication the last return bend of compartment is located the outside of shell and with the water receiving box of lower return bend intercommunication, be equipped with the check valve between cold trap module and the compartment.

Furthermore, the shell comprises a rear shell positioned at the rear side of the refrigerator, the cold trap pipe obliquely extends along the extension surface of the rear shell, the included angle range between the extension direction of the cold trap module and the horizontal direction is 5 degrees-90 degrees, and the lower bent pipe is fixed at the upper part of the rear shell.

Furthermore, the freezer still including being located the cabinet mouth of box upper end, the return bend upwards extends the intercommunication on going up the cabinet mouth, the check valve is located between cold trap module and the cabinet mouth.

Further, the length of the cold trap module is greater than the lengths of the upper bent pipe and the lower bent pipe, and the size of the lower bent pipe in the direction perpendicular to the length direction of the cold trap module is smaller than half of the distance between the inner container and the shell.

Further, the dehumidification subassembly is still including connecting the first fixed knot of cold-trap module and last return bend constructs, the check valve is located in the first fixed knot constructs, first fixed knot constructs including the casing, is used for coveing casing and fixed connection in the lid of the last port of cold-trap module, the check valve including connect in the backup pad of one side of cold-trap module is kept away from to the lid runs through from top to bottom through-hole in the backup pad, the light ball of cover on the through-hole, the backup pad extends along horizontal direction level, the backup pad is divided into cavity and cavity down with the cavity that casing and lid formed, is located the backup pad below be equipped with the trompil on the lid, the trompil intercommunication cold-trap module and cavity down.

Further, the inner diameter of the opening is smaller than that of the through hole.

Furthermore, the supporting plate is curved along the front-back direction, and the end edges of the front end and the back end of the supporting plate are higher than the middle of the supporting plate.

Furthermore, a positioning module is arranged at a position, close to the inner container, of the first fixing structure, and the sum of the distance between the positioning module and the inner container and the size, perpendicular to the cold trap module, of the lower bent pipe is equal to the distance between the inner container and the shell;

or a positioning module is arranged at a position, close to the shell, of the first fixing structure, and the distance between the positioning module and the shell is equal to the size, perpendicular to the cold trap module, of the lower bent pipe.

Furthermore, the dehumidification subassembly is still including locating the water receiving box in the shell outside, connecting the water receiving box with the second fixed knot of return bend constructs down, be equipped with on the second fixed knot structure and be used for the joint structure of water receiving box.

Further, the second fixed knot constructs still including being used for hiding the lower port of return bend hides the base member, the perpendicular to hide the base member and with lower port grafting complex mounting structure, the intercommunication of return bend and external inlet port down, the inlet port includes last inlet port and the lower inlet port that the interval set up from top to bottom.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a freezer is established between inner bag and shell through the dehumidification subassembly for the vapor in the indoor air between the dehumidification subassembly entering is condensed when the cold trap module, then flows along the cold trap module that the slope set up, and then avoids entering into the indoor cold frosting that meets of room, combines the design of check valve, avoids indoor cold air to leak through the dehumidification module, the utility model discloses a dehumidification subassembly simple structure of freezer, the dehumidification effect is obvious, and need not consume the material, reduces use cost.

Drawings

Fig. 1 is a schematic view of a partial structure of a refrigerator according to an embodiment of the present invention.

Fig. 2 is a partial structure schematic diagram of the refrigerator in the embodiment of fig. 1.

Fig. 3 is a schematic perspective view of the dehumidifying module in the embodiment of fig. 1.

Fig. 4 is an exploded view of the components of the dehumidification assembly of fig. 3.

Fig. 5 is a perspective view of the first fixing structure and the check valve of fig. 3.

Fig. 6 is a perspective view of the second fastening structure and the lower elbow of fig. 3.

The refrigerator comprises a box body 10, a liner 11, a compartment 12, an outer shell 13, a rear shell 131, a cabinet opening 20, a connecting piece 21, a dehumidifying component 30, a cold trap module 31, an upper bent pipe 32, a lower bent pipe 33, a pipe opening 331, a clamping groove 3311, a bent section 332, a vertical section 333, a check valve 34, a supporting plate 341, a through hole 342, a first fixing structure 35, a shell 351, a cover 352, a hole 353, an upper chamber 354, a lower chamber 355, a second fixing structure 36, a covering base 361, a clamping structure 362, an installation structure 363, a clamp 3631, a mounting groove 3632, an upper air hole 365, a lower air hole 366, a positioning module 37 and a water receiving box 38.

Detailed Description

In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 efforts shall belong to the protection scope of the present invention.

In the various drawings of the present invention, certain dimensions of structures or portions may be exaggerated relative to other structural portions for ease of illustration and, thus, are provided only to illustrate the basic structure of the subject matter of the present invention.

It should be noted that the terms "upper" and "lower" are used for indicating the orientation or position relationship based on the drawings, and are only used for simplifying the description of the present invention, but not for indicating or implying that the indicated device must have a specific orientation, be constructed in a specific orientation and operation, and therefore should not be interpreted as limiting the scope of the present invention. Specifically, the utility model discloses in, use the direction towards the user as preceding, opposite direction is the back, and the direction of keeping away from ground is last for down, towards the direction on ground.

The utility model relates to a freezer, as shown in fig. 1-2, the freezer includes box 10, box 10 has the shell 13 in the inner bag 11, the inner bag 11 outside that forms room 12, wherein, be equipped with dehumidification subassembly 30 between inner bag 11 and the shell 13, dehumidification subassembly 30 includes the edge cold-trap module 31 that the extension face slope of shell 13 extends, connect in the lower extreme of cold-trap module 31 and orientation the lower bend 33 that the direction of shell 13 was buckled, connect in cold-trap module 31 upper end and intercommunication room 12 last return bend 32, be located the outside of shell 13 and with the water receiving box 38 of lower bend 33 intercommunication, be equipped with check valve 34 between cold-trap module 31 and room 12.

The utility model discloses a freezer, dehumidification subassembly 30 establish between inner bag 11 and shell 13, utilize the cold volume of inner bag 11 to do dehumidification subassembly 30 cooling for the temperature of dehumidification subassembly 30 is in suitable temperature interval within range, and then makes the vapor in the air in dehumidification subassembly 30 entering room 12 condensed when through cold trap module 31, then flows along the cold trap module 31 that the slope set up, and then avoids entering room 12 and meets cold frosting, combines check valve 34's design, avoids room 12 interior cold air to leak through dehumidification module 31, the utility model discloses a dehumidification subassembly 30 of freezer simple structure, the dehumidification effect is obvious, and need not consume the material, reduces use cost.

Further, the freezer still includes and is located the cabinet mouth 20 of box 10 upper end, last return bend 32 upwards extends the intercommunication cabinet mouth 20, in this embodiment, be equipped with the intercommunication on the cabinet mouth 20 the connecting piece 21 of last return bend 32, be equipped with the intercommunication on the connecting piece 21 go up the return bend 32 and the annular venthole in the compartment 12.

Further, shell 13 is including being located the backshell 131 of freezer rear side, dehumidification subassembly 30 is along backshell 131 sets up, and the annular venthole is located the position of cabinet mouth 20 rear side, makes the user is kept away from to the annular venthole, avoids the annular venthole to be covered or block up.

Furthermore, the whole dehumidification assembly 30 is close to the upper portion of the rear shell 131, the cold trap module 31 is obliquely extended along the extension surface of the rear shell 131, so as to facilitate the liquid water condensed by the cold trap module 31 to be discharged downwards along the cold trap module 31, the included angle range between the extension direction of the cold trap module 31 and the horizontal direction is 5 degrees to 90 degrees, in this embodiment, the included angle range between the extension direction of the cold trap module 31 and the horizontal direction is 10 degrees to 20 degrees, the length of the cold trap module 31 can be extended in a specific range from top to bottom of the rear shell 131, and further the condensation effect of the cold trap module 31 is improved.

In this embodiment, the length of the cold trap module 31 is greater than the lengths of the upper bent pipe 32 and the lower bent pipe 33, and the cold trap module 31 is made of copper material to improve the condensation effect of the cold trap module 31.

The upper bent pipe 32 is connected to the upper end of the cold trap module 31, and functions to connect the cold trap module 31 and the connector 21, when the air outlet end of the upper bent pipe 32 is located on the cabinet opening 20, the upper bent pipe 32 is bent upward, and in some embodiments, the air outlet end of the upper bent pipe 32 is located on the inner container 11, and the upper bent pipe 32 is bent laterally. In this embodiment, the upper bent pipe 32 is a corrugated pipe, which facilitates the butt joint with the connecting member 21.

As a preferred embodiment of the present invention, the dehumidifying assembly 30 further includes a first fixing structure 35 connecting the cold trap module 31 and the upper bent pipe 32, the first fixing structure 35 includes a housing 351, a cover 352 for covering the housing 351 and fixedly connected to the upper port of the cold trap module 31, the cover 352 is provided with an opening 353 for communicating the cold trap module 31, and the housing 351 and the cover 352 are mutually connected and fixedly engaged.

The check valve 34 is disposed in the first fixing structure 35, and specifically, the check valve 34 includes a supporting plate 341 connected to a side of the cover 352 away from the cold trap module 31, a through hole 342 vertically penetrating through the supporting plate 341, and a light ball covering the through hole 342, and the supporting plate 341 horizontally extends in a transverse direction, so that the light ball may be in a natural state, and when no air passes through the check valve 34, the light ball may cover the through hole 342, and cut off the communication between the compartment 12 and the outside.

Preferably, the supporting plate 341 is curved in the front-rear direction, and the end edges of the front and rear ends of the supporting plate 341 are higher than the middle of the supporting plate 341, so that the light ball can be limited in the middle of the supporting plate 341 to cover the through hole 342 and prevent the cold air in the compartment 12 from leaking.

Further, the supporting plate 341 divides the cavity formed by the casing 351 and the cover 352 into an upper cavity and a lower cavity, the opening 353 is located on the cover 352 below the supporting plate 341, and the opening 353 communicates with the cold trap module 31 and the lower cavity, that is, gas enters the lower cavity from the cold trap module 31 through the opening, enters the upper cavity through the through hole, and then enters the upper elbow 32.

In this embodiment, the inner wall of the through hole 342 is inclined, and the aperture of the through hole 342 is gradually reduced from top to bottom, so that condensed water formed in the upper chamber conveniently flows to the lower chamber along the inclined surface of the through hole 342 and is then discharged through the cold trap module 31.

Preferably, the inner diameter of the opening 353 is smaller than that of the through hole 342, so that the pressure of the gas entering the lower chamber from the opening 353 is slightly higher, and the gas in the cold trap module 31 can push the light ball open.

Lower return bend 33 including connect in cold trap module 31 bend the section 332, connect in the section 332 and perpendicular to of bending cold trap module 31's vertical section 333, vertical section 333 extends to shell 13 department, in this embodiment, the vertical section 333 of lower return bend 33 is fixed the upper portion of backshell 131, vertical section 333's size is less than half of the distance between inner bag 11 and the shell 13, promptly, vertical section 333 still has for the function of cold trap module 31 location makes cold trap module 31 is adjacent inner bag 12 sets up, and is located suitable temperature interval, does benefit to the condensation to vapor.

The lower bent pipe 33 is far away from the port 331 of the cold trap module 31 and is horn-shaped, and the port 331 is provided with a clamping groove 3311 which is convenient to install.

As another preferred embodiment of the present invention, the dehumidifying assembly 30 further includes a second fixing structure 36 connecting the water receiving box 38 and the lower bent pipe 33, wherein the second fixing structure 36 not only fixes the lower bent pipe 33 and the water receiving box 38, but also fixes the lower bent pipe 33 on the rear shell 131.

Specifically, the second fixing structure 36 includes a covering base 361 for covering the port 331 of the lower elbow, a mounting structure 363 perpendicular to the covering base 361 and engaged with the port 331 of the lower elbow 33 in an inserting manner, and an air inlet hole communicating the lower elbow 33 with the outside, where the air inlet hole includes an upper air inlet hole 365 and a lower air inlet hole 366 which are arranged at an upper and a lower interval. The upper air inlet holes 355 and the lower air inlet holes 366 are provided to limit the amount of air flow from the lower bent pipe 33 into the cold trap module 31, and the lower air inlet holes 366 also have a function of discharging condensed water.

The mounting structure 363 serves to fix the port 331 of the lower elbow 33 and the rear housing 131 to each other. The mounting structure 363 is provided with a buckle 3631 matched with the buckle slot 3311, the buckle 3631 and a mounting slot 3632 formed between the covering substrates 361, and when the second mounting structure 36 is fixedly matched with the lower elbow 33, the port 331 of the lower elbow 33 and the housing 13 are limited in the mounting slot 3632, so as to fix the dehumidifying component 30 on the rear housing 131.

Be equipped with on second fixed knot constructs 36 and be used for the joint structure 362 of water receiving box 38, be equipped with the draw-in groove on the joint structure 362, be equipped with the card hole on the water receiving box 38, joint structure 362 stretches into in the card hole, and is adjacent the water receiving box in card hole is spacing in the draw-in groove.

As another preferred embodiment of the present invention, a positioning module 37 is disposed at a position of the first fixing structure 35 close to the inner container 11, and a sum of a distance between the positioning module 37 and the inner container 11 and a distance between the vertical section 333 on the lower bent pipe 33 is equal to a distance between the inner container 11 and the outer shell 13, that is, the positioning module 37 and the vertical section 333 together position the cold trap module 31 between the inner container 11 and the rear shell 131.

As another preferred embodiment of the present invention, a positioning module 37 is disposed at a position of the first fixing structure 35 close to the housing 13, the distance between the positioning module 37 and the housing 13 is equal to the dimension of the lower bent pipe 33 perpendicular to the cold trap module 31, and the positioning module 37 and the vertical section 333 together position the cold trap module 31 on the housing 13.

To sum up, the utility model discloses a freezer passes through dehumidification subassembly 30's slope and establishes on backshell 131, and then makes the vapor in the air that gets into room 12 through dehumidification subassembly 30 by the condensation when through cold-trap module 31, then flows out along the cold-trap module 31 that the slope set up, and then avoids getting into and meets cold frosting in room 12, combines check valve 34's design, avoids the cold air in room 12 to leak through dehumidification module 31, the utility model discloses a dehumidification subassembly 30 of freezer simple structure, the dehumidification effect is obvious, and need not consume the material, reduces use cost.

It should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The above detailed description of a series of embodiments is only for the purpose of illustration, and is not intended to limit the scope of the invention, which is intended to include all equivalent embodiments or modifications that do not depart from the spirit of the invention.

Claims (10)

1. The utility model provides a refrigerator, includes the box, the box has the shell in the inner bag, the inner bag outside that forms the compartment, its characterized in that: be equipped with the dehumidification subassembly between inner bag and the shell, the dehumidification subassembly includes the edge cold-trap module that the extension face slope of shell extends, connect in cold-trap module lower extreme and orientation the lower return bend of the direction buckle of shell, connect in cold-trap module upper end and intercommunication the last return bend of compartment is located the outside of shell and with the water receiving box of lower return bend intercommunication, be equipped with the check valve between cold-trap module and the compartment.

2. The cooler of claim 1, wherein: the shell comprises a rear shell positioned on the rear side of the refrigerator, the cold trap pipe extends along the extending surface of the rear shell in an inclined mode, the included angle range between the extending direction of the cold trap module and the horizontal direction is 5 degrees-90 degrees, and the lower bent pipe is fixed to the upper portion of the rear shell.

3. The cooler of claim 1, wherein: the freezer is still including being located the cabinet mouth of box upper end, go up the return bend and upwards extend the intercommunication the cabinet mouth, the check valve is located between cold trap module and the cabinet mouth.

4. The cooler of claim 1, wherein: the length of the cold trap module is greater than the lengths of the upper bent pipe and the lower bent pipe, and the size of the lower bent pipe in the direction perpendicular to the length direction of the cold trap module is smaller than half of the distance between the inner container and the shell.

5. The cooler of any one of claims 1 to 4, further comprising: dehumidification subassembly is still including connecting the first fixed knot of cold-trap module and last return bend constructs, the check valve is located in the first fixed knot constructs, first fixed knot constructs including the casing, is used for coveing casing and fixed connection in the lid of the last port of cold-trap module, the check valve including connect in the backup pad of one side of cold-trap module is kept away from to the lid runs through from top to bottom through-hole in the backup pad, the light ball that covers on the through-hole, the backup pad extends along horizontal direction level, the backup pad divide into cavity and cavity down with the cavity that casing and lid formed, is located the backup pad below be equipped with the trompil on the lid, the trompil intercommunication cold-trap module and cavity down.

6. The cooler of claim 5, wherein: the inner diameter of the opening is smaller than that of the through hole.

7. The cooler of claim 5, wherein: the supporting plate is curved along the front-back direction, and the end edges of the front end and the back end of the supporting plate are higher than the middle of the supporting plate.

8. The cooler of claim 5, wherein: a positioning module is arranged at a position, close to the inner container, of the first fixing structure, and the sum of the distance between the positioning module and the inner container and the size, perpendicular to the cold trap module, of the lower bent pipe is equal to the distance between the inner container and the shell;

or a positioning module is arranged at a position, close to the shell, of the first fixing structure, and the distance between the positioning module and the shell is equal to the size, perpendicular to the cold trap module, of the lower bent pipe.

9. The cooler of any one of claims 1 to 4, further comprising: the dehumidification subassembly is still including locating the water receiving box in the shell outside, connecting the water receiving box with the second fixed knot of return bend constructs down, be equipped with on the second fixed knot structure and be used for the joint structure of water receiving box.

10. The cooler of claim 9, wherein: the second fixed knot constructs still including being used for hiding the lower port of return bend down cover the base member, the perpendicular to cover the base member and with lower port grafting complex mounting structure, the intercommunication of return bend and external inlet port down, the inlet port includes last inlet port and the lower inlet port that the interval set up from top to bottom.

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