CN117685712A - Refrigerating equipment and processing method thereof - Google Patents

Abstract

The invention relates to a refrigeration device and a processing method of the refrigeration device, wherein the refrigeration device comprises a box shell, the box shell is provided with a box shell opening, and the refrigeration device further comprises: the cabinet opening assembly and the liner assembly. The cabinet opening assembly comprises two first cabinet opening pieces oppositely arranged in a first direction and a first middle cross beam connected between the two first cabinet opening pieces; the inner container assembly is arranged in the box shell through the box shell opening, the inner container assembly comprises an inner container and a second middle cross beam fixed on the inner container, the inner container comprises an inner container opening and inner container side walls oppositely arranged in the first direction, and the second middle cross beam is fixed between a pair of inner container side walls; the first cabinet mouth piece comprises a first inserting and positioning part which is in inserting fit with the side wall of the inner container and a second inserting and positioning part which is in inserting fit with the case shell, and the first middle cross beam is provided with a clamping and fixing part which is fixedly clamped with the second middle cross beam. The invention has the advantages of simple installation mode, convenient foaming and reliable structure fixation.

Description

Refrigerating equipment and processing method thereof

Technical Field

The invention relates to the technical field of refrigeration, in particular to refrigeration equipment and a processing method of the refrigeration equipment.

Background

At present, the assembly process of freezer or other refrigeration plant is generally firstly with the middle cross beam after the foaming is accomplished after the assembly, install on cabinet mouth piece again, because the middle cross beam can be because of foaming material inflation, the deviation appears in the size when leading to the middle cross beam to install, in addition the middle cross beam install after cabinet mouth piece again with the box shell, the inner bag is connected the installation respectively, the mounting means is complicated, be inconvenient for installation and location, can not accomplish synchronous installation. Therefore, there is a need to develop a refrigeration apparatus and a method of processing the refrigeration apparatus to solve the above-described problems.

Disclosure of Invention

The invention aims to provide refrigeration equipment which is simple in installation mode, convenient to foam and reliable in structure fixation.

In order to achieve the above object, an embodiment of the present invention provides a refrigeration apparatus including a cabinet having a cabinet opening, the refrigeration apparatus further including: the cabinet opening assembly comprises two first cabinet opening pieces oppositely arranged in a first direction and a first middle cross beam connected between the two first cabinet opening pieces; the inner container assembly is arranged in the box shell through the box shell opening, the inner container assembly comprises an inner container and a second middle cross beam fixed on the inner container, the inner container comprises an inner container opening and inner container side walls oppositely arranged in the first direction, and the second middle cross beam is fixed between the pair of inner container side walls; the cabinet mouth assembly is mounted to the opening ends of the inner container assembly and the box shell, the first cabinet mouth piece comprises a first plug-in positioning part in plug-in fit with the side wall of the inner container and a second plug-in positioning part in plug-in fit with the box shell, and the first middle cross beam is provided with a clamping fixing part which is fixedly clamped with the second middle cross beam.

As a further improvement of an embodiment of the present invention, a first foaming cavity is defined between the case and the liner, a portion of the second middle beam extends into the first cavity and is clamped with the clamping fixing portion, so that the first middle beam and the second middle beam define the second foaming cavity communicated with the first foaming cavity, and two ends of the second foaming cavity are respectively provided with openings communicated with the first foaming cavity.

As a further improvement of an embodiment of the invention, the case opening is arranged forward, the first middle cross beam and the second middle cross beam are arranged in a front-back opposite way, and the clamping fixing part comprises a bending plate formed by extending the inner wall of the first middle cross beam backwards, and a limit protrusion formed by extending the bending plate upwards and in limit fit with part of the second middle cross beam.

As a further improvement of an embodiment of the present invention, the second middle beam includes a second middle beam body, an L-shaped extension member extending forward from the second middle beam body, and an abutment portion formed by extending downward from the L-shaped extension member in an inclined manner and abutting against the limiting protrusion, where the L-shaped extension member extends into the first middle beam, the L-shaped extension member and the first middle beam form a front-rear limiting fit, and an inclination of the abutment portion is in inclined fit with the bending plate.

As a further improvement of an embodiment of the present invention, the middle beam assembly further includes a reinforcing iron disposed in the second middle beam, the outer contour of the reinforcing iron is adapted to the inner wall of the second middle beam body, the reinforcing iron extends from one inner container sidewall to the other inner container sidewall, and the reinforcing iron has a fixing hole fixed between the pair of inner container sidewalls.

As a further improvement of an embodiment of the present invention, the first plugging positioning portion has a first plugging port for inserting the sidewall of the liner and facing opposite to the opening of the liner.

As a further improvement of an embodiment of the invention, the first cabinet mouth piece is provided with a step-shaped extrusion piece, the extrusion piece comprises a first side plate fixed on the side wall of the inner container, a second side plate vertically connected with the first side plate, and a bent plate which is arranged at intervals with the first side plate and is formed by extending the second side plate to the direction close to the inner container, and the first inserting and positioning part is defined between the first side plate and the bent plate.

As a further improvement of an embodiment of the present invention, an edge of the sidewall of the liner is bent to form a bending portion in limited abutment with the first side plate, and the bending portion includes a bending portion body in limited abutment with the first side plate, and an inclined buckling portion extending from the bending portion body to the bending plate side; the bending plate comprises a bending plate body and a supporting part, wherein the bending plate body is in limiting extrusion with the inclined buckling part, the supporting part is formed by extending the bending plate body to the side of the inclined buckling part, and the edge of the inclined buckling part is abutted to the supporting part.

As a further improvement of an embodiment of the present invention, the case includes a case body, and a case flange formed by bending an edge of the case body, wherein the second plugging positioning portion has a second plugging port for the case flange, and an orientation of the second plugging port is perpendicular to an orientation of the first plugging port.

As a further improvement of an embodiment of the invention, the extrusion piece comprises a third side plate covered on the flanging top of the box shell, a fourth side plate vertically connected with the third side plate and the second side plate, and a V-shaped piece formed by extending the third side plate towards the direction of the inner container, wherein a second inserting and positioning part is defined between the lower surface of the third side plate and the top end of the V-shaped piece, one end of the V-shaped piece is connected to the third side plate, and the other end of the V-shaped piece is a free end.

As a further improvement of an embodiment of the invention, the cabinet opening assembly comprises a middle beam connecting piece for connecting the cabinet opening piece and the first middle beam, the first cabinet opening piece comprises an avoidance groove for positioning and installing the first middle beam, and an upper wall and a lower wall which are formed by separating the avoidance groove, wherein openings at two ends of the second foaming cavity are communicated with the first foaming cavity through the avoidance groove, and the middle beam connecting piece is arranged at the avoidance groove.

As a further improvement of an embodiment of the present invention, the middle cross member connecting member includes an upper connecting member and a lower connecting member disposed corresponding to the upper wall and the lower wall, respectively, wherein the upper connecting member connects the upper wall and an end portion of the first middle cross member, and the lower connecting member connects the lower wall and an end portion of the first middle cross member.

In order to solve the technical problems, the following also provides a processing method of the refrigeration equipment.

A method of processing a refrigeration appliance comprising:

providing a case having a case opening;

providing a cabinet mouth piece, wherein the cabinet mouth piece comprises two first cabinet mouth pieces which are oppositely arranged in a first direction;

providing a first middle cross beam, and enabling two ends of the first middle cross beam to be respectively connected with a first cabinet opening piece to form a cabinet opening assembly;

providing an inner container, wherein the inner container comprises an inner container opening and inner container side walls which are oppositely arranged in the first direction;

providing a second middle cross beam, and enabling the end parts of the second middle cross beam to be respectively connected with the side walls of the inner container to form an inner container assembly;

the inner container assembly is arranged in the box shell through the box shell opening;

the cabinet opening assembly is mounted at the opening ends of the inner container assembly and the box shell, the first plug-in positioning part of the first cabinet opening piece is in plug-in fit with the side wall of the inner container, and the second plug-in positioning part of the first cabinet opening piece is in plug-in fit with the box shell;

In the installation process of the cabinet opening assembly, the clamping and fixing part of the first middle cross beam is clamped and fixed with the second middle cross beam.

As a further improvement of an embodiment of the invention, the cabinet mouth piece further comprises two second cabinet mouth pieces oppositely arranged in a second direction, and a cabinet mouth connecting piece for connecting the first cabinet mouth piece and the second cabinet mouth piece which are adjacently arranged, wherein two ends of the cabinet mouth connecting piece are respectively provided with a positioning part for splicing and positioning the first cabinet mouth piece and the second cabinet mouth piece, and a fixing part for fixedly connecting the first cabinet mouth piece and the second cabinet mouth piece through a fastener;

the cabinet opening connecting piece is connected with the two first cabinet opening pieces and the two second cabinet opening pieces through the positioning parts respectively, and the two cabinet opening pieces are connected end to form a frame structure;

after the frame structure, the cabinet mouth piece is formed by fastening and connecting the fixing parts.

Compared with the prior art, the invention has the beneficial effects that: according to the refrigerating equipment and the processing method thereof, the modularized installation of the box shell, the cabinet opening assembly and the liner assembly is adopted, so that the installation process is simplified, the first plug-in positioning part of the first cabinet opening piece of the cabinet opening assembly is used for realizing the positioning plug-in installation with the liner assembly, the second plug-in positioning part of the first cabinet opening piece is used for realizing the positioning plug-in installation with the box shell, and in the installation process of the cabinet opening assembly, the first middle cross beam is clamped and fixed with the second middle cross beam through the clamping and fixing part of the first middle cross beam, so that the foaming and fixing installation are facilitated, and the processing method has the advantages of being simple in installation mode, convenient to foam and reliable in structure fixing.

Drawings

FIG. 1 is a schematic diagram of the structural composition of a refrigeration appliance;

fig. 2 is a schematic diagram of a structure of the refrigeration apparatus in a right-view direction;

FIG. 3 is a schematic view of a cross-sectional structure in the direction A-A in FIG. 2;

FIG. 4 is an enlarged schematic view of the area B in FIG. 3;

FIG. 5 is a schematic view of the cabinet mouth and center sill assembly of the refrigeration appliance;

FIG. 6 is an enlarged schematic view of the area C in FIG. 5;

FIG. 7 is a schematic view of the cabinet mouth and center sill assembly of the refrigeration appliance;

FIG. 8 is an enlarged schematic view of the area D in FIG. 7;

FIG. 9 is a schematic view of the structure in the front view direction of FIG. 7;

FIG. 10 is a schematic view of the cross-sectional structure in the direction E-E in FIG. 9;

fig. 11 is an enlarged structural view of the region F in fig. 10;

fig. 12 is an enlarged schematic view of the area F in fig. 10.

FIG. 13 is a schematic view of an exploded construction of the case, the mouth assembly and the liner assembly;

FIG. 14 is a schematic view of the structure of the front view of the case, the port assembly and the liner assembly;

FIG. 15 is a schematic view of a cross-sectional structure in the G-G direction of FIG. 14;

fig. 16 is an enlarged schematic view of the H region of fig. 15.

In the figure: 1. a case shell; 10. a case opening; 11. a case body; 12. u-shaped clamping piece; 121. a first accommodation groove; 122. an elastic fixing part; 123. clamping and fixing the wall; 13. a door body; 131. an outer door; 132. an inner door; 14. an anti-dew tube; 15. flanging the box shell; 2. an inner container; 21. an opening of the inner container; 22. the rear wall of the inner container; 23. the side wall of the inner container; 24. a first foaming chamber; 25. a bending part; 251. a bending part body; 252. an inclined buckling part; 3. a cabinet opening piece; 30. a first cabinet mouth piece; 301. a first side plate; 302. a second side plate; 303. a bending plate; 304. a third side plate; 305. a fourth side plate; 306. a V-shaped member; 31. a second cabinet mouth piece; 311. a first cabinet mouth; 312. a cabinet opening connecting section; 313. a second cabinet opening; 32. a first extension; 33. a second extension; 34. a fixed fitting portion; 341. a first fixed mating part; 342. a second fixed mating part; 343. a third fixed mating part; 344. an arc-shaped fixing part; 345. an arc-shaped receiving groove; 35. a cabinet mouth piece body; 37. an upper wall; 371. a limit groove; 38. a lower wall; 39. a vertical tubular member; 4. a cabinet opening connecting piece; 41. a first planar segment; 42. an L-shaped connecting section; 43. a second planar segment; 44. l-shaped reinforcing ribs; 45. vertical reinforcing ribs; 46. a first plug end; 47. a connection sleeve; 5. a middle cross beam assembly; 50. a second foaming chamber; 51. a first cover; 52. a top plate; 521. a first horizontal top plate; 522. a vertical top plate; 523. a second horizontal top plate; 53. a bending plate; 532. a first ramp section; 533. a second ramp section; 534. a limit protrusion; 54. a front plate; 56. a bottom plate; 61. a second cover body; 612. a rear wall; 613. a bottom wall; 614. side walls 616, L-shaped extensions; 617. an abutting portion; 62. an upper connecting piece; 621. an upper connector body; 622. a limit part; 623. a horizontal mounting portion; 63. a lower connecting piece; 64. reinforcing iron; 7. a cabinet opening assembly; 8. and the liner assembly.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.

The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

As shown in fig. 1 to 3, the opening of the refrigeration device is disposed forward, such as a vertical refrigerator, and the opening of the refrigeration device may be disposed upward, such as a horizontal refrigerator. In this embodiment, the refrigeration device is illustrated by taking a vertical refrigerator as an example, but not limited to this. The refrigeration equipment comprises a case shell 1, an inner container 2 arranged in the case shell 1 and a door body. The first foaming chamber 24 is defined between the case 1 and the liner 2, and the liner 2 defines an accommodating space for storing articles.

As shown in fig. 4 to 7, the liner 2 includes a liner opening 21, a liner rear wall 22, and a liner side wall 23, which are disposed opposite to each other. The refrigeration equipment also comprises a cabinet mouth piece 3 connected with the opening 21 of the inner container, a middle cross beam assembly 5 connected with the cabinet mouth piece 3 and an anti-exposure pipe 14 arranged on the cabinet mouth piece 3, wherein the cabinet mouth piece 3 is connected between the inner container 2 and the box shell 1.

In order to solve the problems of inconvenient installation, non-versatility and high cost of the cabinet mouth piece 3, the inventor carries out improved design on the cabinet mouth piece 3.

As shown in fig. 5 and 6, the cabinet mouth piece 3 includes two first cabinet mouth pieces 30 extending along the height direction of the inner container 2, two second cabinet mouth pieces 31 extending along the width direction of the inner container 2, and cabinet mouth connecting pieces 4 connecting the first cabinet mouth pieces 30 and the second cabinet mouth pieces 31 which are adjacently arranged, wherein the cabinet mouth connecting pieces 4 are connected to the end corners of the inner container opening 21, and the number of the cabinet mouth connecting pieces 4 is 4. The arrangement of the cabinet opening connecting piece 4 enables the installation of the cabinet opening piece 3 to be standardized, and the universality of the cabinet opening connecting piece 4 is improved.

Wherein, the both ends of cabinet mouth connecting piece 4 are equipped with respectively with first cabinet mouth piece 30 and the fixed part of second cabinet mouth piece 31 fixed connection, respectively through fastener with first cabinet mouth piece 30 and second cabinet mouth piece 31 grafting location. The extending directions of the positioning parts at the two ends of the cabinet opening connecting piece 4 are mutually perpendicular, and the extending directions of the fixing parts at the two ends of the cabinet opening connecting piece 4 are mutually perpendicular, so that the cabinet opening connecting piece has the advantages of being simple in installation mode and convenient to install and detach.

Further, the two first cabinet mouth pieces 30 and the two second cabinet mouth pieces 31 are connected end to end through the cabinet mouth connecting pieces 4 to form a frame structure, and the end parts of the first cabinet mouth pieces 30, which are connected with the second cabinet mouth pieces 31, form an angle of 45 degrees. The adjacent first cabinet mouth piece 30 and second cabinet mouth piece 31 are vertically arranged, and the cabinet mouth connecting piece 4 is connected to the joint between the adjacent first cabinet mouth piece 30 and second cabinet mouth piece 31.

During installation, first the cabinet mouth connecting piece 4 is fixed on the second cabinet mouth piece 31, then the assembly of cabinet mouth connecting piece 4 and second cabinet mouth piece 31 is inserted into first cabinet mouth piece 30, finally first cabinet mouth piece 30, second cabinet mouth piece 31 and cabinet mouth connecting piece 4 are tightly fixed together through the screw, and the assembly of cabinet mouth piece 3 is accomplished, has the advantage of being convenient for assemble.

Further, the cabinet opening connecting piece 4 is in a step-shaped structure, and the cabinet opening connecting piece 4 sequentially comprises a first plane section 41, an L-shaped connecting section 42 and a second plane section 43, wherein the first plane section 41 is adjacent to the liner side wall 23 and is parallel to the liner rear wall 22. Specifically, the second plane section 43 and the first plane section 41 are arranged in parallel and staggered, and the L-shaped connecting section 42 vertically connects the second plane section 43 and the first plane section 41.

Further, the first cabinet opening part 30 and the second cabinet opening part 31 are extrusion molding parts with the same structure, the second cabinet opening part 31 is in a step structure, the second cabinet opening part 31 sequentially comprises a first cabinet opening part 311, a cabinet opening connecting section 312 and a second cabinet opening part 313, wherein the first plane section 41 is covered on the outer wall of the first cabinet opening part 311, the L-shaped connecting section 42 is covered on the cabinet opening connecting section 312, and the second plane section 43 is covered on the outer wall of the second cabinet opening part 313, so that the fixing mode is firm.

Specifically, the first planar segment 41 connects the first mouth portion 311 of the first mouth piece 30 with the first mouth portion 311 of the second mouth piece 31, the l-shaped connecting segment 42 connects the mouth connecting segment 312 of the first mouth piece 30 with the mouth connecting segment 312 of the second mouth piece 31, and the second planar segment 43 connects the second mouth portion 313 of the first mouth piece 30 with the second mouth portion 313 of the second mouth piece 31.

Further, the positioning portion includes two first inserting end portions 46 formed by the ends of the first plane section 41 and the L-shaped connecting section 42, the second cabinet mouth piece 31 further includes a first extending piece 32 connected between the first cabinet mouth portion 311 and the cabinet mouth connecting section 312 and having an "F" shape, the first extending piece 32 is formed with two first inserting grooves 1, wherein a gap is formed between the two first inserting end portions 46 to be respectively inserted and matched with the two first inserting grooves of the first extending piece 32.

Further, the second cabinet opening 31 further includes a second extension member 33 connected to the second cabinet opening 313 and having an "L" shape, and the second extension member 33 is formed with a second insertion groove through which an end of the second flat section 43 is inserted.

As described above, the first cabinet opening 30 and the second cabinet opening 31 are both extrusion molded parts with the same structure, and the first cabinet opening 30 is also provided with the corresponding first extension 32 and second extension 33 to cooperate with the positioning portion.

Further, the cabinet connector 4 further includes an L-shaped reinforcing rib 44 perpendicularly connecting the L-shaped connecting section 42 with the second planar section 43, and a vertical reinforcing rib 45 disposed on the second planar section 43 and perpendicularly intersecting the L-shaped reinforcing rib 44, so as to improve the structural strength of the cabinet connector 4, and other reinforcing structures are suitable for the structure herein.

Further, fixing portions are formed on the L-shaped reinforcing ribs 44 provided on both sides, through holes are provided in the fixing portions for the fasteners to penetrate, and the fasteners penetrate through the through holes to fixedly connect the cabinet opening connecting member 4 with the first cabinet opening member 30 and the second cabinet opening member 31, respectively.

Preferably, the cabinet connector 4 further comprises a connection sleeve 47 connecting adjacent fasteners, so that the connection effect of the fasteners is more firm.

Compared with the prior art, the refrigeration equipment in the embodiment is respectively connected with the first cabinet opening piece 30 and the second cabinet opening piece 31 through the cabinet opening connecting piece 4 to form a frame structure, so that the functional purpose of the cabinet opening piece 3 is achieved. The location portion is pegged graft with first cabinet mouth piece 30, second cabinet mouth piece 31 respectively and is fixed a position, detachable preliminary location mounting means for the installation of cabinet mouth piece 3 is simpler, convenient, and the fixed part of rethread cabinet mouth connecting piece 4 reaches the purpose of fastening connection first cabinet mouth piece 30, second cabinet mouth piece 31, has that installation is simple, convenient to detach, firm in connection's advantage.

In the prior art, the anti-exposure pipe 14 is generally adhered to the refrigerator shell 1 by using an aluminum foil adhesive tape, the adhesion is difficult, the production efficiency is low, and a good positioning and fixing relation is not formed between the anti-exposure pipe and the refrigerator shell 1, so that the inventor further improves the design of the cabinet mouth piece 3 in the prior art.

Further, as shown in fig. 4, an anti-exposure tube 14 is disposed on the cabinet opening part 3, and the anti-exposure tube 14 is used for defrosting condensation formed at the cabinet opening of the cabinet opening part 3.

Wherein, case 1 includes case body 11, case body 11 buckle extension formation and extend into the U type fastener 12 in the cabinet mouth piece 3, cabinet mouth piece 3 includes with U type fastener 12 looks grafting complex fixed cooperation portion 34, fixed cooperation portion 34 is including being used for installing the arc fixed part 344 that prevents dew tube 14 and stretch into in the U type fastener 12, realize the fixed mounting of case 1 and cabinet mouth piece 3 through U type fastener 12, just as the aforesaid, cabinet mouth piece 3 installs on inner bag 2 to realize the fixed mounting of case 1 and inner bag 2 through cabinet mouth piece 3. The arc-shaped fixing portion 344 is used to fix the anti-exposure tube 14, and it is understood that other shapes are possible as long as the anti-exposure tube 14 can be fixed.

Further, a portion of the cabinet opening 3 extends into the U-shaped clamping member 12 to be clamped with the case 1, and the cabinet opening 3 includes a cabinet opening body 35 connected to the liner opening 21, and the cabinet opening body 35 is used for being connected with the liner 2.

The edge of the cabinet mouth piece body 35 extends to form a fixed matching portion 34, the fixed matching portion 34 includes a first fixed matching portion 341, a second fixed matching portion 342 spaced from the first fixed matching portion 341, and a third fixed matching portion 343 vertically connected between the first fixed matching portion 341 and the second fixed matching portion 342, wherein an arc-shaped fixing portion 344 is formed at an edge of the first fixed matching portion 341.

Further, the arc fixing portion 344 has an arc receiving groove 345 opened toward the second fixing mating portion 342, and preferably, the opening direction of the arc receiving groove 345 is the same as the direction of the inner container 2, thereby facilitating defrosting of the dew preventing tube 14.

Further, the arc-shaped accommodating groove 345 is matched with the outer wall of the anti-exposure tube 14, the edge of the second fixed matching part 342 exceeds the outer wall of the anti-exposure tube 14, and the opening of the arc-shaped accommodating groove 345 is slightly smaller than the outer diameter of the anti-exposure tube 14, so that the arc-shaped accommodating groove 345 is used for fixing the anti-exposure tube 14 more firmly, and meanwhile, the anti-exposure tube 14 is wrapped in the U-shaped clamping piece 12, so that a further fixing effect is achieved.

Further, the U-shaped clamping member 12 defines a first accommodating groove 121 for accommodating the first fixed matching portion 341, the first fixed matching portion 341 is elastically abutted in the first accommodating groove 121, and an opening of the first accommodating groove 121 faces the liner 2, so that the U-shaped clamping member 12 and the cabinet mouth piece 3 can be conveniently inserted and installed.

Further, since the arc-shaped fixing portion 344 is formed at the edge of the first fixing portion 341, the first accommodating groove 121 is gradually formed in a gradually increasing manner along the direction in which the first fixing portion 341 is inserted, the first fixing portion 341 extends into the first accommodating groove 121 through the opening of the first accommodating groove 121, and the arc-shaped fixing portion 344 is close to the bottom of the first accommodating groove 121, wherein the outer wall of the arc-shaped fixing portion 344 is in interference fit with the first accommodating groove 121, and the mounting is facilitated.

Further, the U-shaped fastener 12 includes an elastic fixing portion 122 extending between the first fixing mating portion 341 and the second fixing mating portion 342, where the first fixing mating portion 341 and the second fixing mating portion 342 define a limiting space for installing the elastic fixing portion 122. The U-shaped fastener 12 further includes a fastening wall 123 disposed on a side opposite to the elastic fixing portion 122 of the first accommodating groove 121, and the first accommodating groove 121 is defined between the fastening wall 123 and the elastic fixing portion 122, which has the advantages of compact structure and easy processing and forming.

Compared with the prior art, the refrigeration equipment in the embodiment is spliced with the cabinet opening piece 3 through the U-shaped clamping piece 12 of the cabinet shell 1, and the cabinet opening piece 3 is connected with the liner 2, so that the fixed installation among the cabinet shell 1, the cabinet opening piece 3 and the liner 2 is realized, and meanwhile, the fixed matching part 34 for fixedly installing the anti-exposure pipe 14 is clamped into the U-shaped clamping piece 12, so that the anti-exposure pipe 14 is fixed between the cabinet opening piece 3 and the cabinet shell 1, and the fixed installation of the anti-exposure pipe 14 is realized.

Further, a space is preset between the first fixed fitting portion 341 on the adjacent first cabinet mouth piece 30 and the first fixed fitting portion 341 on the second cabinet mouth piece 31.

In order to solve the drawbacks of the middle cross member assembly 5 not foaming together with the first foaming layer, the inventors have devised an improved design of the middle cross member assembly 5 in the foregoing.

Referring to fig. 8 to 12, the cabinet mouth member 3 includes two cabinet mouth side walls disposed opposite to each other in the first direction, the middle beam assembly 5 is connected between the two cabinet mouth side walls, the middle beam assembly 5 defines a second foaming chamber 50 communicating with the first foaming chamber 24, two ends of the second foaming chamber 50 are disposed in an open manner, and two ends of the second foaming chamber 50 are respectively provided with an opening communicating with the first foaming chamber 24. The side wall of the cabinet opening can be the first cabinet opening piece 30 in the previous description, and the first cabinet opening piece is arranged along the height direction of the liner 2 in an extending way; the side wall of the cabinet opening may be the second cabinet opening member 31, which is extended along the width direction of the liner 2.

The two ends of the second foaming cavity 50 extend out of the liner 2, and the second foaming cavity 50 is communicated with the first foaming cavity 24 through the openings at the two ends of the second foaming cavity 50, so that the second foaming cavity 50 is communicated with the first foaming cavity 24 to fulfill the aim of foaming together.

Further, the liner 2 includes two liner sidewalls 23 disposed opposite to each other in the first direction, and the middle beam assembly 5 includes a first cover 51 connecting the two sidewalls of the cabinet opening, and a second cover connecting the two liner sidewalls 23 and disposed opposite to the first cover 51; the first cover 51 extends out of the liner side walls 23, the second cover is connected between the two liner side walls 23, the end of the first cover 51 is opened, a second foaming cavity 50 is defined between the first cover 51 and the second cover, and foaming materials are arranged in the first foaming cavity 24 and the second foaming cavity 50.

Further, the liner sidewall 23 extends along the height direction of the liner 2, wherein the first cover 51 includes a first cavity with a rearward opening, and a portion of the second cover extends forward into the first cavity and is clamped with the first cover 51, and a second foaming cavity 50 is defined between the first cavity and the first cover 51.

Further, the first cover 51 is manufactured by extrusion molding, and the end section of the first cover 51 is in a convex shape, and the first cover 51 includes a top plate 52, a front plate 54, and a bottom plate 56 symmetrically arranged with respect to the top plate 52, which are sequentially connected to form a first cavity. The top plate 52 is in a step-shaped structure, and the top plate 52 sequentially comprises a first horizontal top plate 521 vertically connected with the front plate 54, a vertical top plate 522 formed by upward extension of the first horizontal top plate 521, and a second horizontal top plate 523, which can be clearly obtained, and two ends of the first cover 51 are opened, so that an opening communicated with the first foaming cavity 24 is formed at the end part of the second foaming cavity 50.

In addition, the door body 13 includes an outer door 131 and an inner door 132, the front plate 54 is disposed corresponding to the outer door 131, when the outer door 131 is closed, the inner surface of the outer door 131 is attached to the front plate 54, the inner door 132 is disposed corresponding to the vertical top plate 522, and when the inner door 132 is closed, the inner surface of the inner door 132 is attached to the vertical top plate 522.

The top plate 52 further includes a bending plate 53 extending backward from the inner wall of the vertical top plate 522 and disposed below the second horizontal top plate 523, where the bending plate 53 extends upward to form a limiting protrusion 534 in limit fit with a portion of the second cover, and when the second cover is inserted into the first cavity, the portion of the second cover is clamped into the limiting protrusion 534, and the limiting protrusion 534 limits movement of the second cover.

Further, the bending plate 53 includes a horizontal section vertically connected to the inner wall of the vertical top plate 522, a first inclined surface section 532 with an upward inclined horizontal section, and a second inclined surface section 533 with a downward inclined first inclined surface section 532, and the second cover body includes a second cover body 61, an L-shaped extension member 616 extending forward from the second cover body 61, and an abutment portion 617 formed by extending downward from the L-shaped extension member 616, having an inclined shape and being in limit fit with the limit projection 534.

The L-shaped extension member 616 extends into the bottom of the second horizontal top plate 523, and the L-shaped extension member 616 and the second horizontal top plate 523 form a limit fit in the front-rear direction. Meanwhile, the inclination of the abutting portion 617 is matched with the inclination of the second inclined surface 533, and the limiting protrusion 534 is formed on the second inclined surface 533.

Further, the second cover body 61 sequentially includes a top wall, a rear wall 612, and a bottom wall 613, wherein the top wall is flush with the second horizontal top plate 523, the bottom edge of the second inclined surface section 533 abuts against the rear wall 612, and the L-shaped extension 616 is formed by extending the top wall forward.

Further, the second cover body 61 further includes a pair of side walls 614 formed by extending the rear wall 612 forward and connecting the top wall and the bottom wall 613, and the side walls 614 are provided with riveting holes for riveting with the liner side walls 23.

Further, the cabinet side wall 614 includes a relief groove for mounting the first cover 51, an upper wall 37 and a lower wall 38 formed by separating the relief groove, wherein the bottom of the upper wall 37 is flush with the first horizontal top plate 521, and the top of the lower wall 38 is flush with the first horizontal bottom plate 56, so that the opening of the second foaming chamber 50 communicates with the first foaming chamber 24. The bottom plate 56 is disposed opposite to the top plate 52, and the two structures are the same, and the bottom plate 56 sequentially includes a first horizontal bottom plate, a vertical bottom plate, and a second horizontal bottom plate, which are vertically connected to the front plate 54, and the lower wall 38 is disposed opposite to the upper wall 37, and the two structures are the same, which are not described in detail herein.

Further, the middle beam assembly 5 comprises a middle beam connecting piece for connecting the inner wall of the first cover body 51 and the side wall 614 of the cabinet mouth, the middle beam connecting piece comprises an upper connecting piece 62 and a lower connecting piece 63 which are arranged corresponding to the upper wall 37 and the lower wall 38, and the upper connecting piece 62 and the lower connecting piece 63 are arranged in an up-down symmetry mode.

Further, the upper connector 62 includes an upper connector body 621 mounted at the bottom of the first horizontal top plate 521 in a limited manner, a limiting portion 622 formed by extending the upper connector body 621 downward and laterally, and a horizontal mounting portion 623 perpendicular to the upper connector body 621; wherein, the upper wall 37 is respectively formed with a limit groove which is in limit installation with the upper connector body 621 and the limit part 622.

Preferably, the inner wall of the front plate 54 extends to form a first supporting part for limiting and installing the limiting part 622, and the inner wall of the vertical top plate 522 extends to form a second supporting part, and the second supporting part is limited and installed at the bottom edge of the outer side of the upper connector body 621.

The cabinet mouth piece 3 further comprises a vertical tubular piece 39 which is in limit installation with the horizontal installation part 623, and the vertical tubular piece 39 and the horizontal installation part 623 are fixed together through fasteners, so that the fixed installation of the cabinet mouth piece 3 and the middle beam assembly 5 is completed.

Further, the middle beam assembly 5 further includes a reinforcing iron disposed in the second cover body 61, the outer contour of the reinforcing iron is adapted to the inner wall of the second cover body 61, the second cover body 61 is a sheet metal part, and as mentioned above, the second cover body 61 and the inner container 2 are fixed together by riveting, and the reinforcing iron is used for reinforcing the connection strength between the second cover body 61 and the inner container 2.

Compared with the prior art, the refrigeration equipment in the embodiment is characterized in that the middle beam assembly 5 is connected between the two cabinet opening side walls 614, so that the middle beam assembly 5 and the cabinet opening part 3 are integrally formed and then are installed in the inner container 2, and then are installed in the box shell 1 together, the installation process of the refrigeration equipment is completed, meanwhile, the openings at the two ends of the second foaming cavity 50 are used for enabling the second foaming cavity 50 to be communicated with the first foaming cavity 24, the purpose of foaming together is achieved, the installation and foaming processes of the middle beam are simplified, the compact type between the middle beam and the inner container 2 are enhanced, and the refrigeration equipment has the advantages of being stable and reliable in structure and simple in foaming process.

In this embodiment, in order to simplify the connection between the cabinet mouth piece, the middle beam assembly 5, the case 1 and the liner 2, the inventor has improved and optimized design of the refrigerating equipment. For more convenience in description of technical features, the first middle beam is hereinafter referred to as the first cover 51 in the foregoing description, and the second middle beam is referred to as the second cover in the foregoing description.

As shown in fig. 13 to 16, the refrigeration equipment comprises three modules of a case 1, a cabinet opening assembly 7 and a liner assembly 8, and the case 1 is provided with a case opening 10 by assembling the case 1, the cabinet opening assembly 7 and the liner assembly 8.

The cabinet mouth assembly 7 comprises two first cabinet mouth pieces 30 oppositely arranged in the first direction and a first middle cross beam connected between the two first cabinet mouth pieces 30, wherein the end part of the first middle cross beam can be detachably connected to the first cabinet mouth pieces 30 or can be fixedly connected to the first cabinet mouth pieces 30 by welding or the like. For a vertical refrigerator, the first direction can be the height extending direction along the cabinet opening assembly 7 or the width extending direction; for a chest freezer, the first direction may be along the length or width of the opening assembly 7.

The liner assembly 8 is mounted in the case 1 through the case opening 10, the liner assembly 8 comprises a liner 2 and a second middle cross beam fixed on the liner 2, the liner 2 comprises a liner opening 21 and liner side walls 23 oppositely arranged in the first direction, the second middle cross beam is fixed between the pair of liner side walls 23, and the direction of the obvious liner opening 21 is consistent with the direction of the case opening 10.

The cabinet opening assembly 7 is arranged at the opening ends of the liner assembly 8 and the liner 1 towards the direction of the liner opening 21, the first cabinet opening piece 30 comprises a first plug-in positioning part in plug-in fit with the liner side wall 23 and a second plug-in positioning part in plug-in fit with the liner 1, and the first middle cross beam is provided with a clamping fixing part which is fixedly clamped with the second middle cross beam so as to achieve plug-in positioning installation of the first cabinet opening piece 30 and the liner 1 and the liner 2 respectively, and the modular installation of the liner assembly 1, the cabinet opening assembly 7 and the liner assembly 8 is realized through the modular installation of the liner assembly 1, the cabinet opening piece 30 and the liner assembly 8, so that the installation process is simplified, and the cabinet opening assembly has the advantages of simplicity in installation mode, convenience in fixing and reliability in structure fixing.

As shown in fig. 8 to 12, a first foaming chamber 24 is defined between the case 1 and the liner 2, and a portion of the second middle cross member extends into the first chamber and is clamped with the clamping fixing portion, so that a second foaming chamber 50 communicated with the first foaming chamber 24 is defined between the first middle cross member and the second middle cross member, and two ends of the second foaming chamber 50 are respectively provided with an opening communicated with the first foaming chamber 24.

Further, the first cover 51 has a convex end section, and the first cover 51 includes a top plate 52, a front plate 54, and a bottom plate 56 disposed symmetrically to the top plate 52, which are sequentially connected. The top plate 52 is in a step-shaped structure, and the top plate 52 sequentially comprises a first horizontal top plate 521 vertically connected with the front plate 54, a vertical top plate 522 formed by upward extension of the first horizontal top plate 521, and a second horizontal top plate 523, which can be clearly obtained, and two ends of the first cover 51 are opened, so that an opening communicated with the first foaming cavity 24 is formed at the end part of the second foaming cavity 50.

Further, the case opening 10 is disposed forward, the first middle cross beam and the second middle cross beam are disposed back and forth oppositely, the clamping fixing portion comprises a bending plate formed by extending the inner wall of the first middle cross beam backward, and the bending plate extends upward to form a limit protrusion in limit fit with a part of the second middle cross beam.

Specifically, the bending plate 53 extends backward from the inner wall of the vertical top plate 522 and is disposed below the second horizontal top plate 523, and when the second cover is inserted into the first cavity, a portion of the second cover is clamped onto the limiting protrusion 534, and the limiting protrusion 534 limits the movement of the second cover.

Further, the bending plate 53 includes a horizontal section vertically connected to the inner wall of the vertical top plate 522, a first inclined surface section 532 inclined upward from the horizontal section, and a second inclined surface section 533 inclined downward from the first inclined surface section 532.

As described above, the second middle beam is the second cover, and thus the second middle beam body is the second cover body 61.

Further, the second middle beam includes a second middle beam body, an L-shaped extension member 616 extending forward from the second middle beam body, and an abutting portion 617 abutting against the limiting protrusion 534 formed by extending the L-shaped extension member 616 downward, wherein the L-shaped extension member 616 extends into the first middle beam, the L-shaped extension member 616 and the first middle beam form a front-rear limiting fit, and the inclination of the abutting portion is matched with the bending plate in an inclined manner.

Specifically, the L-shaped extension member 616 extends into the bottom of the second horizontal top plate 523, and the L-shaped extension member 616 and the second horizontal top plate 523 form a limit fit in the front-rear direction. Meanwhile, the inclination of the abutting portion 617 is matched with the inclination of the second inclined surface 533, and the limiting protrusion 534 is formed on the second inclined surface 533.

Further, the second cover body 61 sequentially includes a top wall, a rear wall 612, and a bottom wall 613, wherein the top wall is flush with the second horizontal top plate 523, the bottom edge of the second inclined surface section 533 abuts against the rear wall 612, and the L-shaped extension 616 is formed by extending the top wall forward.

Further, the second cover body 61 further includes a pair of side walls 614 formed by extending the rear wall 612 forward and connecting the top wall and the bottom wall 613, and the side walls 614 are provided with riveting holes for riveting with the liner side walls 2323.

Further, the middle beam assembly further comprises a reinforcing iron 64 arranged in the second middle beam, the outer contour of the reinforcing iron 64 is matched with the inner wall of the second middle beam body, the reinforcing iron extends from one liner side wall 23 to the other liner side wall 23, and the reinforcing iron 64 is provided with a fixing hole fixed between the pair of liner side walls 23. The second middle cross member is fixed to the inner container 22 by riveting, and the reinforcing iron 64 is used for reinforcing the connection strength between the second cover body 61 and the inner container 22.

Further, the first plugging positioning portion has a first plugging port for inserting the liner sidewall 23 and facing opposite to the liner opening 21.

Further, the first opening 30 is a stepped extrusion part, which includes a first side plate 301 fixed on the side wall 23 of the inner container, a second side plate 302 vertically connected to the first side plate 301, and a bent plate 303 extending in a direction close to the inner container 2 and spaced from the first side plate 301, wherein a first inserting positioning portion is defined between the first side plate 301 and the bent plate 303, and the second side plate 302 extends in a direction towards the casing 1.

Further, the edge of the liner sidewall 23 is bent to form a bending portion 25 in limited contact with the first side plate 301, and the bending portion 25 includes a bending portion body 251 in limited contact with the first side plate 301, and an inclined retaining portion 252 extending from the bending portion body 251 to the bending plate 303 side. The bending plate 303 includes a bending plate body that is limited and pressed by the inclined buckling portion 252, and a supporting portion formed by extending the bending plate body toward the inclined buckling portion 252, wherein an edge of the inclined buckling portion 252 abuts against the supporting portion.

Further, the case 1 includes a case body 11, and a case flange 15 formed by bending an edge of the case body 11, where the second plugging positioning portion has a second plugging port for the case flange 15, and an orientation of the second plugging port is perpendicular to an orientation of the first plugging port.

Further, the extrusion piece includes a third side plate 304 covering the top of the flange 15 of the casing, a fourth side plate 305 vertically connecting the third side plate 304 and the second side plate 302, and a V-shaped piece 306 formed by extending the third side plate 304 toward the liner 2, wherein a second plugging positioning portion is defined between the lower surface of the third side plate 304 and the top end of the V-shaped piece 306, one end of the V-shaped piece 306 is connected to the third side plate 304, and the other end of the V-shaped piece 306 is a free end. The case flange 15 is inserted into a gap formed between the lower surface of the third side plate 304 and the top end of the V-shaped piece 306.

Further, the cabinet opening assembly 7 comprises a middle beam connecting piece 5 for connecting the cabinet opening piece and the first middle beam, the first cabinet opening piece 30 comprises an avoidance groove for positioning and installing the first middle beam, and an upper wall and a lower wall formed by separating the avoidance groove, wherein openings at two ends of the second foaming cavity 50 are communicated with the first foaming cavity 24 through the avoidance groove, and the middle beam connecting piece 5 is arranged at the avoidance groove.

Further, the middle cross member connecting member 5 includes an upper connecting member 62 and a lower connecting member 63 provided corresponding to the upper wall and the lower wall, respectively, wherein the upper connecting member 62 connects the upper wall and the end of the first middle cross member, and the lower connecting member 63 connects the lower wall and the end of the first middle cross member.

A processing method of refrigeration equipment, provide the case 1, the case 1 has case opening 10;

providing a cabinet mouth piece, wherein the cabinet mouth piece comprises two first cabinet mouth pieces 30 which are oppositely arranged in a first direction;

providing a first middle cross beam, and connecting two ends of the first middle cross beam with the first cabinet opening piece 30 respectively to form a cabinet opening assembly 7;

providing a liner 2, wherein the liner 2 comprises a liner opening 21 and liner side walls 23 which are oppositely arranged in the first direction;

providing a second middle cross beam, and connecting the end parts of the second middle cross beam with the side walls 23 of the inner container respectively to form an inner container assembly 8;

The inner container assembly 8 is arranged in the case 1 through the case opening 10;

the cabinet opening assembly 7 is mounted on the opening ends of the inner container assembly 8 and the box shell 1, a first plug-in positioning part of the first cabinet opening piece 30 is in plug-in fit with the side wall 23 of the inner container, and a second plug-in positioning part of the first cabinet opening piece 30 is in plug-in fit with the box shell 1;

in the process of installing the cabinet opening assembly 7, the clamping and fixing part of the first middle cross beam is clamped and fixed with the second middle cross beam.

Further, the cabinet mouth piece 3 further comprises two second cabinet mouth pieces 31 oppositely arranged in the second direction, a cabinet mouth connecting piece 4 for connecting the first cabinet mouth piece 30 and the second cabinet mouth pieces 31 adjacently arranged, positioning parts for inserting and positioning the first cabinet mouth piece 30 and the second cabinet mouth piece 31 and fixing parts fixedly connected with the first cabinet mouth piece 30 and the second cabinet mouth piece 31 through fasteners respectively are arranged at two ends of the cabinet mouth connecting piece 4;

the cabinet mouth connecting piece 4 is respectively connected with the two first cabinet mouth pieces 30 and the two second cabinet mouth pieces 31 through the positioning parts, and is connected end to form a frame structure;

after the frame structure, the cabinet mouth piece is formed by fastening and connecting the fixing parts.

Further, the cabinet opening assembly 7 includes a middle cross member connecting member 5 connecting the cabinet opening member with the first middle cross member, and the cross member connecting member includes an upper connecting member 62 and a lower connecting member 63.

According to the refrigerating equipment and the processing method thereof, the modularized installation of the cabinet shell 1, the cabinet opening assembly 7 and the liner assembly 8 is adopted, so that the installation process is simplified, the first plug-in positioning part of the first cabinet opening piece 30 of the cabinet opening assembly 7 is used for realizing the positioning plug-in installation with the liner assembly 8, the second plug-in positioning part of the first cabinet opening piece 30 is used for realizing the positioning plug-in installation with the cabinet shell 1, and in the installation process of the cabinet opening assembly 7, the first middle cross beam is clamped and fixed with the second middle cross beam through the clamping and fixing part of the first middle cross beam, so that the foaming and fixing installation is facilitated, and the processing method has the advantages of being simple in installation mode, convenient to foam and reliable in structure fixing.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims (14)

1. A refrigeration appliance comprising a cabinet having a cabinet opening, the refrigeration appliance further comprising:

the cabinet opening assembly comprises two first cabinet opening pieces oppositely arranged in a first direction and a first middle cross beam connected between the two first cabinet opening pieces;

The inner container assembly is arranged in the box shell through the box shell opening, the inner container assembly comprises an inner container and a second middle cross beam fixed on the inner container, the inner container comprises an inner container opening and inner container side walls oppositely arranged in the first direction, and the second middle cross beam is fixed between the pair of inner container side walls;

the cabinet mouth assembly is mounted to the opening ends of the inner container assembly and the box shell, the first cabinet mouth piece comprises a first plug-in positioning part in plug-in fit with the side wall of the inner container and a second plug-in positioning part in plug-in fit with the box shell, and the first middle cross beam is provided with a clamping fixing part which is fixedly clamped with the second middle cross beam.

2. The refrigeration appliance of claim 1 wherein: the box shell and the liner define a first foaming cavity therebetween, a part of the second middle cross beam extends into the first cavity and is clamped with the clamping fixing part, so that the first middle cross beam and the second middle cross beam define a second foaming cavity communicated with the first foaming cavity therebetween, and two ends of the second foaming cavity are respectively provided with openings communicated with the first foaming cavity.

3. The refrigeration appliance of claim 1 wherein: the box shell opening is arranged forward, the first middle cross beam and the second middle cross beam are arranged in a front-back opposite mode, and the clamping fixing part comprises a bending plate formed by extending the inner wall of the first middle cross beam backwards and a limiting protrusion formed by extending the bending plate upwards and being in limiting fit with the part of the second middle cross beam.

4. A refrigeration unit as recited in claim 3 wherein: the second middle cross beam comprises a second middle cross beam body, an L-shaped extending piece and an abutting portion, wherein the L-shaped extending piece and the L-shaped extending piece extend forwards, the L-shaped extending piece extends downwards to form an inclined shape and abuts against the limiting protrusion, the L-shaped extending piece extends into the first middle cross beam, the L-shaped extending piece and the first middle cross beam form limiting fit in the front-back direction, and the inclination of the abutting portion is matched with the bending plate in an inclined mode.

5. The refrigeration appliance of claim 1 wherein: the middle cross beam assembly further comprises a reinforcing iron arranged in the second middle cross beam, the outer outline of the reinforcing iron is matched with the inner wall of the second middle cross beam body, the reinforcing iron extends from one inner container side wall to the other inner container side wall, and the reinforcing iron is provided with a fixing hole fixed between the pair of inner container side walls.

6. The refrigeration appliance of claim 1 wherein: the first inserting and positioning part is provided with a first inserting port which is used for inserting the side wall of the inner container and is opposite to the opening of the inner container.

7. The refrigeration appliance of claim 6 wherein:

The first cabinet mouth piece is arranged to be a step-shaped extrusion piece, the extrusion piece comprises a first side plate fixed on the side wall of the inner container, a second side plate vertically connected with the first side plate, and a bending plate which is arranged at intervals with the first side plate is formed by extending the second side plate towards the direction close to the inner container, and a first inserting and positioning part is defined between the first side plate and the bending plate.

8. The refrigeration appliance of claim 7 wherein:

the edge of the side wall of the liner is bent to form a bending part in limiting and abutting connection with the first side plate, and the bending part comprises a bending part body in limiting and abutting connection with the first side plate and an inclined buckling part extending from the bending part body to the bending plate side; the bending plate comprises a bending plate body and a supporting part, wherein the bending plate body is in limiting extrusion with the inclined buckling part, the supporting part is formed by extending the bending plate body to the side of the inclined buckling part, and the edge of the inclined buckling part is abutted to the supporting part.

9. The refrigeration appliance of claim 7 wherein:

the box shell comprises a box shell body and a box shell flanging formed by bending the edge of the box shell body, wherein the second plug-in positioning part is provided with a second plug-in port for the box shell flanging, and the direction of the second plug-in port is perpendicular to the direction of the first plug-in port.

10. The refrigeration appliance of claim 7 wherein: the extrusion piece comprises a third side plate, a fourth side plate and a V-shaped piece, wherein the third side plate covers the top of the flanging of the box shell, the fourth side plate is perpendicularly connected with the third side plate and the second side plate, the V-shaped piece is formed by extending the third side plate towards the direction of the liner, the second inserting and positioning part is defined between the lower surface of the third side plate and the top end of the V-shaped piece, one end of the V-shaped piece is connected to the third side plate, and the other end of the V-shaped piece is a free end.

11. The refrigeration appliance of claim 2 wherein:

the cabinet mouth assembly comprises a middle cross beam connecting piece which is connected with the cabinet mouth piece and a first middle cross beam, the first cabinet mouth piece comprises an upper wall and a lower wall which are used for positioning and installing the avoidance groove and the avoidance groove of the first middle cross beam to separate and form, openings at two ends of the second foaming cavity are communicated with the first foaming cavity through the avoidance groove, and the middle cross beam connecting piece is arranged at the avoidance groove.

12. The refrigeration appliance of claim 11 wherein:

the middle cross beam connecting piece comprises an upper connecting piece and a lower connecting piece which are respectively arranged corresponding to the upper wall and the lower wall, wherein the upper connecting piece is connected with the end parts of the upper wall and the first middle cross beam, and the lower connecting piece is connected with the end parts of the lower wall and the first middle cross beam.

13. A processing method of refrigeration equipment is characterized in that: comprising the steps of (a) a step of,

providing a case having a case opening;

providing a cabinet mouth piece, wherein the cabinet mouth piece comprises two first cabinet mouth pieces which are oppositely arranged in a first direction;

providing a first middle cross beam, and enabling two ends of the first middle cross beam to be respectively connected with a first cabinet opening piece to form a cabinet opening assembly;

providing an inner container, wherein the inner container comprises an inner container opening and inner container side walls which are oppositely arranged in the first direction;

providing a second middle cross beam, and enabling the end parts of the second middle cross beam to be respectively connected with the side walls of the inner container to form an inner container assembly;

the inner container assembly is arranged in the box shell through the box shell opening;

the cabinet opening assembly is mounted at the opening ends of the inner container assembly and the box shell, the first plug-in positioning part of the first cabinet opening piece is in plug-in fit with the side wall of the inner container, and the second plug-in positioning part of the first cabinet opening piece is in plug-in fit with the box shell;

in the installation process of the cabinet opening assembly, the clamping and fixing part of the first middle cross beam is clamped and fixed with the second middle cross beam.

14. The method of manufacturing a refrigeration unit as recited in claim 13 wherein:

the cabinet mouth piece further comprises two second cabinet mouth pieces which are oppositely arranged in the second direction, and cabinet mouth connecting pieces which are used for connecting the first cabinet mouth pieces and the second cabinet mouth pieces which are adjacently arranged, wherein two ends of each cabinet mouth connecting piece are respectively provided with a positioning part which is used for being inserted and positioned with the first cabinet mouth pieces and the second cabinet mouth pieces, and a fixing part which is fixedly connected with the first cabinet mouth pieces and the second cabinet mouth pieces through fasteners;

The cabinet opening connecting piece is connected with the two first cabinet opening pieces and the two second cabinet opening pieces through the positioning parts respectively, and the two cabinet opening pieces are connected end to form a frame structure;

after the frame structure, the cabinet mouth piece is formed by fastening and connecting the fixing parts.