CN212378350U - Refrigerator with a door - Google Patents

Abstract

The utility model discloses a refrigerator, refrigerator includes the box and locates inner bag in the box, the box with the foaming space is injectd to the inner bag, wherein, the refrigerator still includes at least partial position in annotating the material device in the foaming space, it has sprue and discharge gate to annotate the material device, it is neighbouring to annotate the material device the one end of sprue is equipped with one section rake, the rake diminishes to the outer periphery of keeping away from the one end of sprue from the one end that is closer to the sprue gradually. The utility model provides a refrigerator for annotate the material device and provide certain installation space for vacuum VIP board.

Description

Refrigerator with a door

Technical Field

The utility model relates to a household electrical appliances field especially relates to a refrigerator.

Background

The refrigerator comprises a refrigerator body, an inner container and a foaming layer positioned between the refrigerator body and the inner container. To achieve foaming of the foamed layer. Chinese utility model patent application CN109849254A, published in 2019, 6, 7, discloses an automatic foaming leakage stoppage valve for a refrigerator, which comprises a material injection pipe and a sealing cover. The top end of the inner side end of the material injection pipe is hinged with the sealing cover through a connecting plate, the top end of the material injection pipe is further provided with a limiting pin, a torsional spring matched with the sealing cover and the material injection pipe is sleeved on the limiting pin, and the torsional spring is used for enabling the sealing cover to reset. Because annotate the material pipe and be cylindric, consequently annotate the discharge gate of material pipe and pile up the foaming material very easily to influence the foaming material and enter into the box anterior segment, influenced the foaming quality greatly. In addition, the material injection pipe is very short, so that the foaming material is not easy to push to the front section of the box body.

In addition, in the prior art, a plastic one-way sheet is arranged on the bottom steel, a plastic piece capable of being turned over is combined with a spring and arranged on the bottom steel, after the material injection of the material injection gun is finished, the material injection hole is pulled out, and the rebound sheet rebounds to be closed. But the problem that the drop point of the foaming material is forward cannot be solved. In order to solve the problem, technicians increase the material injection amount, but the increase of the material injection amount can cause overlarge density, cost increase and poor surface state of the foaming material. Therefore, the foaming pressure of the bottom steel is high, the sealing risk is high, and the problems of flash and the like are easy to occur. Furthermore, in the prior art, the material injection pipe affects the installation of the vacuum VIP pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator for annotate the material device and provide certain installation space for vacuum VIP board.

In order to realize one of the above objects of the present invention, an embodiment of the present invention provides a refrigerator, the refrigerator includes a box body and a liner in the box body, the box body with the liner defines a foaming space, a serial communication port, the refrigerator further includes an injecting device at least partially located in the foaming space, the injecting device has an injecting port and a discharging port, the injecting device is adjacent to one end of the injecting port is provided with a section of inclined portion, the inclined portion becomes smaller from one end closer to the injecting port to the outer peripheral diameter of one end away from the injecting port.

As a further improvement of the embodiment of the present invention, the injection port includes a semicircular portion and a square portion tangent to the semicircular portion.

As the utility model discloses the embodiment is further improved, the injection device is still including being used for sealing the sealed lid of sprue, when external force acts on during sealed lid, sealed lid can be opened with being ordered about the sprue, when external force gets rid of, sealed lid returns to sealed the position of sprue.

As a further improvement of the embodiment of the present invention, the sealing cover is provided with an elastic piece having an upper semicircular portion and a lower square portion connected to both ends of the upper semicircular portion.

As a further improvement of the embodiment of the present invention, the material injecting device includes an inlet pipe and an injecting pipe connected and linked with the inlet pipe, the inclined part is located the inlet pipe.

As the utility model discloses the embodiment's further improvement, annotate the material pipe and extend along same cross section in lengthwise direction, annotate the material pipe and include bottom plane portion, bottom plane portion with box or inner bag counterbalance lean on.

As a further improvement of the embodiment of the present invention, the injecting device further includes a discharging member connected to and linked with the injecting pipe, the inlet pipe and the discharging member are respectively connected to the two opposite ends of the injecting pipe, the discharging port is provided in the discharging member, the discharging member is closer to the part of the injecting pipe to the outer peripheral diameter of the end of the discharging member gradually becomes larger to form a gradually-enlarged discharging port.

As a further improvement of the embodiment of the present invention, the material injecting device includes an inlet pipe and a guide pipe communicated with the inlet pipe, the inclined portion is provided on the inlet pipe, the guide pipe has a connection portion connected to the inlet pipe and a distal end of the inlet pipe, the guide pipe gradually becomes larger from a portion closer to the connection portion to the outer peripheral diameter extending in the distal end direction to form a discharge port gradually becoming larger.

As a further improvement of the embodiment of the present invention, the material injecting device includes an inlet pipe and a material guiding pipe linked together with the inlet pipe, the inclined part is located the inlet pipe, be equipped with on the inner bag and be used for supporting the support piece of material guiding pipe, the material guiding pipe with certain clearance has between the inner bag.

As the utility model discloses the embodiment is further improved, the inner bag is including cold-stored inner bag and freezing inner bag, mutual interval and formation centre sill between cold-stored inner bag and the freezing inner bag, centre sill department is equipped with shelters from the device, annotate the height that the length of material device on its extending direction is greater than half of freezing inner bag height and is less than freezing inner bag.

Compared with the prior art, the beneficial effects of the utility model reside in that: the technical scheme provided by the utility model, notes material portion has the sprue, ejection of compact portion is from being closer the one end of notes material portion to the terminal outer periphery grow gradually of ejection of compact portion to form the discharge gate of grow gradually, thereby play the effect of dispersion foaming material, prevented that the foaming material from piling up, improved the foaming quality greatly.

Drawings

Fig. 1 is a schematic perspective view of a refrigerator according to a first embodiment of the present invention;

FIG. 2 is a bottom view of the refrigerator of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is a schematic perspective view of the injection device of the refrigerator of FIG. 1;

FIG. 6 is an exploded perspective view of the injection unit of FIG. 5;

FIG. 7 is a longitudinal cross-sectional view of the injection device of FIG. 5;

FIG. 8 is an enlarged view of a portion of FIG. 7 at C;

FIG. 9 is an enlarged partial schematic view at D of FIG. 7;

fig. 10 is a schematic perspective view of a refrigerator according to a second embodiment of the present invention;

FIG. 11 is a transverse cross-sectional view of the refrigerator of FIG. 10;

FIG. 12 is an enlarged view of a portion of FIG. 11 at E;

FIG. 13 is a schematic perspective view of the injection device of the refrigerator of FIG. 10;

FIG. 14 is an exploded perspective view of the injection unit of FIG. 13;

fig. 15 is a partially enlarged schematic view at F in fig. 14.

Fig. 16 is a schematic perspective view of a refrigerator according to a third embodiment of the present invention;

FIG. 17 is an exploded perspective view of the injection unit of FIG. 16;

fig. 18 is a schematic perspective view of a material injection device of a refrigerator according to a fourth embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.

In the description of the embodiments of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "bottom", "inner" and "outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and generally refer to a state in which a refrigerator is in normal use, but do not indicate that the indicated position or element must have a specific orientation.

As shown in fig. 1 to 9, the first embodiment of the present invention discloses a refrigerator, which comprises a refrigerator body and a door body connected to the refrigerator body, wherein the refrigerator body defines a storage space, and the door body can be operated to open or close at least part of the storage space. The storage space can comprise a plurality of storage compartments, and the number and the structural form of the storage compartments can be configured according to different requirements.

The box includes casing 10 and the inner bag 12 of locating in casing 10, and casing 10 and inner bag 12 inject the foaming space, are used for holding the foaming material in the foaming space to reach the purpose that keeps warm in the inner bag 12. The refrigerator further comprises an injection device 13 at least partially located in the foaming space, the injection device 13 is provided with an injection port 18 and a discharge port 20, one end of the injection device 13 adjacent to the injection port 15 is provided with a section of inclined portion 30, and the outer circumference of the inclined portion 30 is gradually reduced from one end closer to the injection port 18 to one end far away from the injection port 18.

Generally, a vacuum VIP panel is disposed between the case 10 and the inner container 12, and the inclined portion 30 of the injecting device 13 may make an installation space for the vacuum VIP panel.

Specifically, the injection device 13 includes a feeding pipe 32 and an injection pipe 22 connected and communicated with the feeding pipe 32, and the injection port 18 and the inclined portion 30 are both disposed on the feeding pipe 32. In the preferred embodiment, the feed tube 32 and the injection tube 22 are separately manufactured, and then the feed tube 32 and the injection tube 22 are connected, and in particular, the feed tube 32 and the injection tube 22 are detachably connected. This arrangement allows the feed tube 32 and the injection tube 22 to be easily manufactured, and allows the mold to be simple, thereby reducing the manufacturing cost of the feed tube 32 and the injection tube 22. Of course, the feed tube 32 and the injection tube 22 may be integrally formed.

The injection port 18 includes a semicircular portion 34 and a square portion 36 that is tangent to the semicircular portion 34. The feeding pipe 32 is connected with the injecting pipe 22 by a snap fit, however, other connecting methods, such as welding, bonding, etc., can be used between the injecting pipe 22 and the discharging member 24. The inclined portion 30 is provided to the feed pipe 32, the feed pipe 32 has an abutting portion 38 connected to the injection tube 22, the abutting portion 38 has a cross-sectional shape identical to that of the injection tube 22, an outer peripheral diameter of the abutting portion 38 is smaller than that of the injection tube 22, and the abutting portion 38 is located in the injection tube 22. In the present embodiment, the cross-section of the abutting portion 38 is also semicircular.

The filling pipe 22 extends along the same cross section in the longitudinal direction, and the filling pipe 22 includes a bottom plane portion 40, and the bottom plane portion 40 abuts against the casing 10 or the inner container 12. The arrangement is such that the injection tube 22 can be supported on the shell 10 or the inner container 12 more stably.

Further, the injection pipe 22 further includes an arc portion 42 opposite to and connected to the bottom plane portion 40. Preferably, the circular arc portion 42 is provided in a semicircular shape, that is, the injection pipe 22 is a semicircular pipe extending in a longitudinal direction.

One of the abutting portion 38 and the injection tube 22 is provided with a clamping groove 44, and the other of the abutting portion 38 and the injection tube 22 is provided with a buckling protrusion 46 matched with the clamping groove 44. Specifically, in the present embodiment, the locking protrusion 46 is disposed on the abutting portion 38, and the locking groove 44 is disposed on the injection tube 22. Of course, it is also possible to provide the snap projections 46 on the filling pipe 22 and, correspondingly, the snap grooves 44 on the abutment 38. The feeding pipe 32, the material injection pipe 22 and the discharging member 24 are all plastic parts, and of course, the feeding pipe 32, the material injection pipe 22 and the discharging member 24 can be made of other materials. Preferably, the snap projection 46 is disposed on the bottom plane portion of the abutting portion 38, and correspondingly, the snap groove 44 is disposed on the bottom plane portion 40 of the injection tube 22, so that the connection between the feeding tube 32 and the injection tube 22 is more stable and reliable.

In order to make the assembly between the feeding pipe 32 and the injecting pipe 22 more convenient and reliable, the abutting portion 38 is provided with a stopping portion 47 extending outwards adjacent to the periphery of the inclined portion 30, when the feeding pipe 32 and the injecting pipe 22 are assembled, the abutting portion 38 is placed in the injecting pipe 22 and pushed inwards until the pushing is impossible, the injecting pipe 22 is just abutted against the stopping portion 47, and at this time, the buckling protrusion 46 is matched and connected with the clamping groove 44.

The material injection device 13 further comprises a discharging part 24 connected and communicated with the material injection pipe 22, the feeding pipe 32 and the discharging part 24 are respectively connected to two opposite ends of the material injection pipe 22, and the discharging port 20 is arranged on the discharging part 24. In this embodiment, the feed tube 32, the injection tube 22, and the discharge member 24 are all rigid.

In the preferred embodiment, the injection tube 22 and the discharge member 24 are separately manufactured, and then the injection tube 22 and the discharge member 24 are coupled. So set up for annotate material pipe 22 and ejection of compact piece 24 be convenient for make, make the mould simple, thereby reduced the manufacturing cost of annotating material pipe 22 and ejection of compact piece 24. Of course, the injection tube 22 and the discharge member 24 may be integrally formed.

Specifically, the discharging member 24 gradually increases in diameter from a portion closer to the material injection pipe 22 to an outer circumference of a tip of the discharging member 24, so as to form a gradually increasing discharge port.

In the preferred embodiment, the discharge port 20 is set to be gradually enlarged, so as to disperse the foaming material, reduce the density of the injected material, reduce the foaming pressure, prevent the foaming material from being accumulated, and greatly improve the foaming quality. Of course, the discharge hole may not be provided with a gradually enlarged structure, which will be described in detail in the following embodiments.

Preferably, the discharge hole 20 is formed in a trumpet shape. Of course, the outlet 20 can also be provided in other shapes, preferably in a gradually increasing form. In addition, the shape may be semicircular or square.

In the preferred embodiment, the pour tube 22 and the discharge member 24 are removably connected. Specifically, the material injection pipe 22 and the material discharge member 24 are connected by a snap fit, and of course, other connection methods, such as welding, bonding, and the like, may be adopted between the material injection pipe 22 and the material discharge member 24. The discharging member 24 has a connecting portion 26 connected to the material injecting pipe 22 and a discharging portion 16, and the trumpet-shaped discharging port 20 is provided in the discharging portion 16. The partial connection 26 surrounds a portion of the periphery of the sprue bar 22 and is configured to provide a more secure connection between the discharge member 24 and the sprue bar 22. The inner side of the connecting portion 26 and the inner side of the discharging portion 16 form an inner concave portion 28, the injection pipe 22 is located in the inner concave portion 28, and the inner surface of the injection pipe 22 smoothly transitions to the portion of the inner surface of the discharging portion 16 adjacent to the injection pipe 22, and preferably, the inner surface of the injection pipe 22 is consistent to the portion of the inner surface of the discharging portion 16 adjacent to the injection pipe 22. So set up for the flow of foaming material from annotating material pipe 22 to play work piece 24 is more smooth and easy, can not be by the jamming.

The charging device 13 further includes a sealing cover 48 for sealing the charging opening 18, wherein the sealing cover 48 is actuated to open the charging opening 18 when an external force is applied to the sealing cover 48, and the sealing cover 48 is returned to a position for sealing the charging opening 18 when the external force is removed.

In the embodiment, the sealing cover 48 is a flexible sheet with certain elasticity, and the flexible sheet is disposed on the feeding pipe 32 to cover the injection opening 18. The connection between the flexible sheet and the feed tube 32 can be made by bonding, snap-fitting or welding. Of course, other connections between the flexible sheet and the feed tube 32 are possible. The elastic piece has an upper semicircular portion and a lower square portion connected to both ends of the upper semicircular portion, corresponding to the shape of the injection port 18. So set up, the upset of the flexure strip of being convenient for.

The length of the material injection pipe 22 can be adjusted according to specific design requirements, and then the requirements of different drop point distances during foaming are met.

The housing 10 includes a bottom portion 50 and a top portion 52, and the injection port 18 is closer to the bottom portion 50 than the discharge port 20, i.e., the foaming material flows from the bottom portion 50 to the top portion 52. The inner container 12 comprises a refrigerating inner container 58 and a freezing inner container 56, the refrigerating inner container 58 and the freezing inner container 56 are mutually spaced to form a middle beam 54, a shielding device (not shown) is arranged at the middle beam 54, and the length of the material injection device 13 in the extending direction is larger than half of the height of the freezing inner container and smaller than the height of the freezing inner container. Therefore, in the process of injecting the material for foaming, the foaming material cannot directly enter the interior of the middle beam 54, so that the foaming density in the interior of the middle beam 54 is not too high, and the density of the foaming material in the whole foaming process is relatively balanced.

Further, since the freezing inner container 56 and the refrigerating inner container 58 are vertically arranged, the center sill 54 is transversely arranged, and the shielding device is also transversely arranged and fixed between the freezing inner container 56 and the refrigerating inner container 58. Moreover, the shielding device extends in an arc shape in the longitudinal direction, and the shielding device is convex in the direction of the shell 10.

The injection device 13 is provided with an overflow hole (not shown) to prevent the injection device 13 from being damaged due to excessive pressure during foaming. The position of the flash hole is not limited, and preferably, the flash hole is provided at the middle of the injection device 13 or closer to the front section of the injection port 18 in the longitudinal extending direction of the injection device 13. In the preferred embodiment, the flash holes are formed in the filling pipe 22.

During material injection, the material injection gun head is aligned to the material injection port 18, the elastic sheet is turned inwards along with the propulsion of the material injection gun head, so that the material injection gun head enters the material injection device 13 and stops after being propelled to a proper position, then the foaming liquid enters between the shell 10 and the inner container 12 along with the inner wall of the material injection device 13, after the material injection is completed,

the injection gun head moves outwards, and the elastic sheet resets to seal the injection port 18 along with the extraction of the injection gun head. In the preferred embodiment, the upper portion of the injection port 18 is formed in a semicircular shape, and the lower portion thereof is formed in a square shape, which facilitates the inversion of the elastic sheet. Preferably, the elastic sheet is made of alloy steel. Of course, the elastic sheet may be made of other materials with certain deformation recovery function.

As shown in fig. 10 to 15, the present invention provides a second preferred embodiment, in which the injecting device 59 includes a feeding pipe 60 and a material guiding pipe 62 communicating with the feeding pipe 60, and the inclined portion 64 is provided on the feeding pipe 60. The form of the feed tube 60 and the sealing cap 66 is identical to that of the first embodiment, and will not be described in detail. Unlike the first embodiment, the injection device 59 is provided in two segments connected to each other.

In the preferred embodiment, the guide tube 62 communicating with the feed tube 60 is provided as a flexible guide tube. Of course, the guide tube 62 may be provided with a rigid guide tube having a certain rigidity. Because the material guiding pipe 62 adopts a flexible material guiding pipe, when injecting the material, the material guiding pipe 62 can adapt according to the space shape between the shell 68 and the liner 70, and is not afraid of the interference of the material guiding pipe 62 with other structures between the shell 68 and the liner 70, and the material guiding pipe 62 can deform adaptively according to the space shape between the shell 68 and the liner 70, thereby greatly improving the application range of the material injecting device 59 and avoiding the interference of the material guiding pipe 62 by other structures between the shell 68 and the liner 70.

In addition, the feed pipe 60 and the guide pipe 62 are separately manufactured, and then the feed pipe 60 and the guide pipe 62 are connected. This arrangement allows the feed pipe 60 and the guide tube 62 to be easily manufactured, and allows the mold to be simple, thereby reducing the manufacturing costs of the feed pipe 60 and the guide tube 62.

The connection between the guide tube 62 and the feed tube 60 may be made by gluing, binding with a binding tape, or the like. Wherein, the wall thickness of the material guiding pipe 62 is between 50um and 100 um.

Further, the guide tube 62 has a connection portion 72 connected to the feed tube 60 and a distal end away from the feed tube 60, and an outer circumference of the guide tube 62 extending from a portion closer to the connection portion 72 toward the distal end is gradually enlarged to form a gradually enlarged discharge hole 74. So set up, can play the effect of dispersion foaming material, reduced notes material density, reduced foaming pressure to prevent that the foaming material from piling up, improved the foaming quality greatly.

Preferably, the discharge port 74 is flared. Of course, the discharge port 74 may have another shape as long as the outer peripheral diameter extending from a portion closer to the connection portion 72 toward the distal end thereof is gradually increased, and the function of dispersing the foamed material is achieved.

The material guiding pipe 62 further comprises a material discharging part 76 connected with the connecting part 72, when the material is injected, the material guiding pipe 62 is in an open state, at this time, the material discharging part 76 has an upper surface and a lower surface which are parallel to each other, and a left surface and a right surface which form a certain included angle, and the upper surface, the left surface, the lower surface and the right surface are sequentially connected. Further, when the guide tube 62 is in the expanded state, the included angle between the left and right surfaces is an acute angle. The lower surface is a flat surface and can be supported on the inner container 70. Of course, the discharge portion 76 of the guide tube 62 may be provided in other shapes.

Preferably, the material guiding pipe 62 is made of nylon, polyurethane or PE. Of course, the material guiding tube 62 is not limited to the above materials, and other materials with certain flexibility can be used for the material guiding tube 62.

Further, the material guide tube 62 is fixed to the inner container 70 in the extending direction of the material guide tube 62 before foaming, to prevent the material guide tube 62 from being folded, thereby preventing an obstruction from being generated during foaming. In the present embodiment, the material guiding tube 62 is fixed to the inner container 70 by gluing or clipping before foaming. Of course, other fastening means may be used to fasten the guide tube 62 to the inner container 70.

The length of the material guiding pipe 62 can be adjusted according to the specific design requirement, so as to meet the requirements of different drop point distances during foaming.

The injection device 59 is provided with an overflow hole (not shown) to prevent the injection device 59 from being damaged due to excessive pressure during foaming. The position of the flash hole is not limited, and it is preferable that the flash hole is provided at the middle of the injection device 59 or closer to the front of the injection port 15 in the longitudinal extending direction of the injection device 59. Further, a flash hole is formed on the material guiding tube 62, and the flash hole is formed at a section of the material guiding tube 62 adjacent to the material feeding tube 60.

During material injection, a material injection gun head (not shown) is aligned with the material injection port 15, the elastic sheet is turned inwards along with the pushing of the material injection gun head, so that the material injection gun head enters the material injection device 59 and stops after being pushed to a proper position, then foaming liquid enters along with the inner wall of the material injection device 59, and the material guide pipe 62 is supported along with the entering of the foaming material to dispersedly inject the foaming liquid between the shell 68 and the inner container 70. After the material is injected, the material injection gun head moves outwards, and the elastic sheet resets to seal the material injection port 15 along with the pulling-out of the material injection gun head.

The feeding pipe 60 has an abutting portion connected to the guide pipe 62, and the abutting portion has a semicircular sectional shape. The connecting portion 72 of the guide tube 62 is fitted over the outer side of the abutting portion.

As shown in fig. 16 to 17, the third preferred embodiment of the present invention is similar to the second embodiment in that the material injecting device 77 is also provided in two segments. Specifically, the feeding device 77 includes a feeding pipe 78 and a guide tube 80 communicating with the feeding pipe 78, the feeding pipe 78 is the same as the first embodiment, and the feeding pipe 78 also has an inclined portion. The form of the feed tube 78 and the sealing cap 81 is identical to that of the first embodiment, and will not be described in detail here. Unlike the second embodiment, the guide tube 80 has a shape.

In this embodiment, the material guide tube 80 is a rigid material guide tube having a certain rigidity. That is, the guide tube 80 always maintains the same shape in the case of the injection and non-injection. Specifically, the guide tube 80 extends along the same cross section in the longitudinal direction thereof, and the discharge hole 82 is formed on the guide tube 80, so that the discharge hole is not trumpet-shaped in this embodiment. The cross section of the guide tube 80 is formed in a semicircular shape. Of course, the cross-section of the guide tube 80 may be provided in other shapes.

Further, a support 86 is further disposed on the inner container 84, the support 86 is used for supporting the material guiding tube 80, and a certain gap is formed between the material guiding tube 80 and the inner container, so that the material guiding tube 80 does not directly contact with the inner container 84. The lower plane portion of the guide tube 80 abuts on the support 86.

As shown in fig. 18, the present invention provides a fourth preferred embodiment, which is the same as the third embodiment in that the material injecting device is also provided with two segments. This embodiment differs from the third embodiment in the shape of the feed tube 88 and the shape of the support 90.

In this embodiment, the feed pipe 88 also extends along the same cross section in the longitudinal direction thereof, and the cross section of the feed pipe 88 is provided in a circular shape. That is, the feed pipe 88 is cylindrical.

Furthermore, a supporting piece 90 for supporting the feeding pipe 88 is also arranged on the inner container, and a certain gap is formed between the feeding pipe 88 and the inner container, so that the feeding pipe 88 cannot be in direct contact with the inner container. The support 90 has a circular arc support 92 that conforms to the outer peripheral shape of the feed tube 88.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a refrigerator, the refrigerator includes the box and locates inner bag in the box, the box with the foaming space is injectd to the inner bag, a serial communication port, the refrigerator still includes at least the part and is located annotate the material device in the foaming space, it has sprue and discharge gate to annotate the material device, it is being close to annotate the material device the one end of sprue is equipped with one section rake, the rake diminishes to the outer periphery diameter of the one end of keeping away from the sprue from the one end that is closer to the sprue gradually.

2. The refrigerator of claim 1, wherein the injection port comprises a semicircular portion and a square portion tangent to the semicircular portion.

3. The refrigerator according to claim 2, wherein the injection device further comprises a sealing cap for sealing the injection port, the sealing cap being actuated to open the injection port when an external force is applied to the sealing cap, and the sealing cap being returned to a position for sealing the injection port when the external force is removed.

4. The refrigerator of claim 3, wherein the sealing cover is provided as an elastic sheet having an upper semicircular portion and a lower square portion connected to both ends of the upper semicircular portion.

5. The refrigerator according to claim 1, wherein the injecting device comprises a feeding pipe and an injecting pipe connected with and communicated with the feeding pipe, and the inclined portion is disposed on the feeding pipe.

6. The refrigerator of claim 5, wherein the injection tube extends along a same cross section in a lengthwise direction, the injection tube including a bottom planar portion abutting against the cabinet or the inner container.

7. The refrigerator according to claim 5, wherein the injection device further comprises a discharge member connected to and in communication with the injection tube, the feed tube and the discharge member are connected to opposite ends of the injection tube, respectively, the discharge port is formed in the discharge member, and the discharge member gradually increases in diameter from a portion closer to the injection tube toward an outer circumference of a distal end of the discharge member to form a gradually increasing discharge port.

8. The refrigerator as claimed in claim 1, wherein the injection device comprises a feeding pipe and a guide pipe communicating with the feeding pipe, the inclined portion is provided on the feeding pipe, the guide pipe has a connection portion connected to the feeding pipe and a distal end away from the feeding pipe, and an outer circumference of the guide pipe extending from a portion closer to the connection portion toward the distal end is gradually enlarged to form a gradually enlarged discharge opening.

9. The refrigerator as claimed in claim 1, wherein the injecting device comprises a feeding tube and a material guiding tube connected to the feeding tube, the inclined portion is disposed on the feeding tube, the inner container is provided with a supporting member for supporting the material guiding tube, and a gap is formed between the material guiding tube and the inner container.

10. The refrigerator as claimed in claim 1, wherein the inner container includes a refrigerating inner container and a freezing inner container, the refrigerating inner container and the freezing inner container are spaced from each other to form a center sill, a shielding device is disposed at the center sill, and the length of the material injection device in the extending direction is greater than half of the height of the freezing inner container and less than the height of the freezing inner container.

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