CN210602399U - Double-door refrigerator - Google Patents

Abstract

The utility model discloses a double-door refrigerator, which comprises a refrigerator body and door bodies, wherein the movable ends of the door bodies are provided with door seals, and the door seals attract each other relatively; the movable end of the door body is provided with a clamping groove and a mounting groove which are used for mounting the door seal, the door seal comprises a heat insulation part, a magnetic strip part and an attraction part, the upper end and the lower end of the heat insulation part are respectively abutted against the horizontal edge of the box body, the front side of the heat insulation part faces the interior of the box body, the rear side of the heat insulation part is connected with the magnetic strip part, the magnetic strip part is internally provided with magnetic strips which are used for attracting the door seal, the horizontal section of the attraction part is continuous and wavy, the attraction part is arranged on the outer side surface of the heat insulation part and the outer side surface of the magnetic strip part, and when the door body is closed, the attraction part of the door seal is mutually attached. According to the double-door refrigerator provided by the technical scheme, the effective volume rate of the inner container of the refrigerator is high, the sealing performance of the door seam is good, and the service life of the refrigerator can be effectively prolonged.

Description

Double-door refrigerator

Technical Field

The utility model relates to a domestic appliance field especially relates to a two refrigerators that open door.

Background

In the double-door refrigerator in the prior art, a door seal strip is generally arranged at a door gap between two door bodies to prevent cold air in the refrigerator from leaking outwards, and because the door seal strip at the door gap in the prior art has poor sealing performance and the sealing treatment at the door gap of the refrigerator is realized only by the bonding of the two door seal strips, the sealing effect is poor, so in the face of the above situation, the refrigerator sold in the market generally has the following two treatment methods to improve the sealing performance of the double-door refrigerator;

firstly, a refrigerator liner is partitioned into two chambers by a partition plate, one door body of a double-door refrigerator is used as a door structure of one chamber, the other door body of the double-door refrigerator is used as a door structure of the other chamber, and two door sealing strips at a door seam are attached to the edge of the partition plate to improve the sealing performance of the refrigerator. Although the method can improve the sealing performance of the double-door refrigerator to a certain extent, the effective volume rate of the double-door refrigerator is easy to reduce due to the arrangement of the partition plate, the arrangement of the partition plate can limit the placement of large-size cookware and the like in the inner container of the refrigerator, and the flexibility of placing articles in the inner container of the refrigerator is reduced;

secondly, in order not to influence the effective volume rate of placing articles in the refrigerator, in the prior art, a door seam baffle is arranged at the edge of a door seam between two door bodies in any door body of the double-door refrigerator, and when the door bodies are closed, two door sealing strips at the door seam are attached to the door seam baffle. However, when the door bodies of the double-door refrigerator are opened and closed, the sequence is as follows: when the door is opened, the door body without the door seam baffle is opened, and then the door body with the door seam baffle is opened; if the door opening sequence is opposite, the door seam baffle is easily damaged if a user forcibly opens the door under the unknowing condition. When the door is closed, the door body with the door seam baffle is closed firstly, and then the door body without the door seam baffle is closed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two refrigerators that open door, its refrigerator inner bag's effective volume rate is high, and crack department leakproofness is good, long service life to overcome the weak point among the prior art.

To achieve the purpose, the utility model adopts the following technical proposal:

a double-door refrigerator comprises a refrigerator body and two door bodies, wherein the two door bodies are hinged to two sides of the refrigerator body oppositely, door sealing strips are arranged at the movable ends of the two door bodies, and the two door sealing strips are oppositely attracted with each other; the movable end of the door body is provided with a clamping groove and an installation groove for installing the door seal, the clamping groove inclines towards the inside of the door body and is arranged on the opposite surfaces of the two door bodies, and the installation groove is vertically arranged on the inner plate surface of the door body;

the door sealing strip comprises a heat insulation part, a magnetic strip part and an attraction part, wherein the heat insulation part, the magnetic strip part and the attraction part are located on two opposite faces of the door sealing strip, the upper end and the lower end of the heat insulation part are respectively abutted against the horizontal edge of the box body, the front side of the heat insulation part faces the inside of the box body, the rear side of the heat insulation part is connected with the magnetic strip part, the magnetic strip part is internally provided with two magnetic strips for attracting the door sealing strip, the length of the magnetic strip part is at least one fourth of the thickness of the door body, the horizontal section of the attraction part is in a continuous wave shape and is arranged on the outer side face of the heat insulation part and the outer side face of the magnetic strip part, and when the door body is closed, the two attraction parts of the door sealing strip are mutually attached.

Preferably, a clamping part is connected to the rear side of the magnetic strip part, the clamping part inclines towards the inside of the door body, and the clamping part is clamped in the clamping groove.

Preferably, the heat insulation part and the inner side surface of the magnetic bar part are provided with buffer parts, and the total length of the buffer parts is equal to that of the heat insulation part and the magnetic bar part.

Preferably, the medial surface of buffering portion has connected gradually deformation portion and two at least heat-insulating portions, the horizontal section of deformation portion is right trapezoid, its long limit connect in buffering portion, its minor face connect in heat-insulating portion, its inclined plane orientation the inside of box sets up, the horizontal section of heat-insulating portion is the rectangle, and two be provided with the connection rib between the heat-insulating portion, deformation portion with heat-insulating portion orientation one side parallel and level of the door body set up and support in the interior face of the door body.

Preferably, an installation part is vertically connected to a surface, abutting against the door body, of the heat insulation part, the installation part is clamped in the installation groove, the horizontal section of the installation part is in an arrow shape, protruding blocks are arranged on two sides of the installation groove and face towards the inside of the installation groove, and the extending length of each protruding block is at least one third of the length of the installation groove.

Preferably, the door strip of paper used for sealing still is provided with and is used for the laminating portion at box horizontal border, the one end of laminating portion connect in the top of buffering portion, the other end of laminating portion connect in the top of heat insulation portion, the laminating portion deformation portion with two heat insulation portions enclose into the deformation space of door strip of paper used for sealing.

Preferably, the door body comprises a door frame and a door panel; the door frame comprises a first door frame, two second door frames and a third door frame, the connecting ends of the door frames are spliced through 45-degree inclined planes, and the first door frame, the second door frame and the third door frame jointly define an installation space of the door plate;

the first door frame and the second door frame are fixedly connected through right-angle iron; the first door frame is provided with the clamping groove and the mounting groove, the rear side of the clamping groove is connected with a vertical connecting groove, the inner frame surface of the second door frame is provided with a horizontal connecting groove, the vertical connecting groove and the horizontal connecting groove are tightly attached to the outer side surface of the interior of the door frame, one end of the right-angle iron is inserted into the vertical connecting groove, and the other end of the right-angle iron is inserted into the horizontal connecting groove;

the second door frame and the third door frame are connected with each other through a rotating shaft sleeve, and the door body rotates by taking the rotating shaft sleeve as a central shaft; the third door frame is vertically provided with a sleeving part for installing the rotary shaft sleeve, one end, close to the third door frame, of the top of the second door frame is provided with a sleeving hole, and the rotary shaft sleeve penetrates through the sleeving hole and is fixedly installed on the outer frame surface of the second door frame.

Preferably, the width of the right-angle iron is at least half of the thickness of the door body.

Preferably, the door plant is by outer to interior outer panel, heat insulating board and interior panel of including, the outer panel bonds the lateral surface of door frame and cover in the door frame, interior panel bond in the medial surface of door frame and cover in installation space, the heat insulating board is located in the installation space, just the heat insulating board with leave the filling space that is used for filling the foaming material between the opposite face of interior panel.

Preferably, a side door seal is further arranged between the door body 2 and the box body, the side door seal is of a C-shaped structure, and an opening of the C-shaped structure faces to the movable end of the door body;

the inner frame surfaces of the third door frame and the second door frames are provided with fixing grooves for installing the edge door seals, and the edge door seals are sequentially installed on the second door frame, the third door frame and the second door frame, which are positioned at the top of the door body, through the fixing grooves.

The utility model has the advantages that: according to the double-door refrigerator provided by the technical scheme, the effective volume rate of the inner container of the refrigerator is high, the sealing performance of the door seam is good, and the service life of the refrigerator can be effectively prolonged.

Drawings

The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.

Fig. 1 is a schematic structural view of a double-door refrigerator of the present invention.

Fig. 2 is a cross-sectional view of the top view angle of the double-door refrigerator of the present invention.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 2.

Fig. 5 is an installation schematic diagram of the door body and the door seal in the double-door refrigerator of the utility model.

Fig. 6 is an enlarged view at C in fig. 5.

Fig. 7 is an exploded view of the door body and the door seal of the double-door refrigerator of the present invention.

Fig. 8 is an enlarged view at D in fig. 7.

Wherein: the refrigerator comprises a refrigerator body 1, a door body 2, a first door frame 21, a second door frame 22, a third door frame 23, a sunken position 201, an outer panel 24, a heat insulation plate 25, an inner panel 26, right-angle iron 27, a rotating shaft sleeve 28, a clamping groove 211, a mounting groove 212, a vertical connecting groove 213, a heating groove 214, a first inserting groove 215, a horizontal connecting groove 221, a sleeving hole 222, a sleeving part 231, a second inserting groove 232, a fixing groove 233, a supporting ring 281, a guide cylinder 282, a first inserting hole 2151, a second inserting hole 2321, a door seal 3, a heat insulation part 31, a magnetic strip part 32, a suction part 33, a clamping part 34, a supporting rib 341, a buffer part 35, a deformation part 36, a heat insulation part 37, a mounting part 38, a joint part 39, a side door seal 4, a clamping hook 41, a compression part 42, a separating rib 421, a heating wire 5 and a clamping part 51.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

A double-door refrigerator comprises a refrigerator body 1 and two door bodies 2, wherein the two door bodies 2 are oppositely hinged to two sides of the refrigerator body 1, the movable ends of the two door bodies 2 are respectively provided with a door seal 3, and the two door seals 3 are oppositely attracted; the movable end of the door body 2 is provided with a clamping groove 211 and a mounting groove 212 for mounting the door seal 3, the clamping groove 211 inclines towards the inside of the door body 2 and is arranged on the opposite surfaces of the two door bodies 2, and the mounting groove 212 is vertically arranged on the inner plate surface of the door body 2;

the door seal 3 comprises a heat insulation part 31, a magnetic strip part 32 and an attraction part 33, the heat insulation part 31, the magnetic strip part 32 and the attraction part 33 are located on two opposite faces of the door seal 3, the upper end and the lower end of the heat insulation part 31 are respectively abutted against the horizontal edge of the box body 1, the front side of the heat insulation part 31 faces the inside of the box body 1, the rear side of the heat insulation part 31 is connected with the magnetic strip part 32, the magnetic strips used for attracting the door seal 3 are contained in the magnetic strip part 32, the length of the magnetic strip part 32 is at least one fourth of the thickness of the door body 2, the horizontal section of the attraction part 33 is in a continuous wave shape and is arranged on the outer side faces of the heat insulation part 31 and the magnetic strip part 32, and the attraction parts 33 of the door seal 3 are mutually attached when the door body 2 is closed.

This technical scheme provides a two refrigerator that open door, through the design to its strip of paper used for sealing 3 shapes, has improved its leakproofness itself effectively for two refrigerator that open door only rely on setting up the mutual laminating of two strip of paper used for sealing 3 in crack department, can reach two refrigerator that open door to the requirement of its crack department leakproofness, still do benefit to the effective volume rate that improves two refrigerator inner bags that open door, increase of service life.

Specifically, two door seals 3 capable of being mutually attracted are arranged at the movable ends of the two door bodies 2, each door seal 3 comprises a heat insulation part 31, a magnetic strip part 32 and an attraction part 33, and the heat insulation part 31, the magnetic strip part 32 and the attraction part 33 are all positioned on the opposite surfaces of the door seals 3;

in order to prevent cold air of an inner container of the refrigerator from leaking, a door seal of the double-door refrigerator in the prior art is generally attached to a partition plate in the refrigerator or a door seam baffle arranged in a door body. The double-door refrigerator in the technical scheme is characterized in that a partition plate for separating the refrigerator inner container is not arranged in the refrigerator inner container, a door seam baffle plate is not arranged on a refrigerator door body, the sealing effect of the door seal strip 3 can be comparable to that of a double-door refrigerator in the prior art, a heat insulation part 31 is arranged on the door seal strip 3 in the technical scheme, the heat insulation part 31 is an air bag which substantially plays a heat insulation role, the air bag is arranged between the refrigerator body 1 and the magnetic strip part 32, when the door seal strips 3 are mutually attached, cold air of the refrigerator inner container firstly passes through the heat insulation part 31 and then passes through the magnetic strip part 32, and due to the heat insulation effect of the air bag, the cold air inner container of the refrigerator is greatly and partially left in the refrigerator inner container, so that the sealing.

The rear side of the heat insulation part 31 is provided with a magnetic strip part 32, the magnetic strip part 32 is internally provided with a magnetic strip for attracting the two sealing strips 3 mutually, the length of the magnetic strip part 32 is at least one fourth of the thickness of the door body 2, the increase of the length of the magnetic strip part enables the acting force of mutual attraction between the two sealing strips 3 to be improved, namely, the sealing performance of the double-door refrigerator is improved, and the cold air of the refrigerator inner container is not easy to leak out of the refrigerator for the door seam. Further, because the acting force of mutual attraction between the two door seals 3 is improved, in order to prevent the door seals 3 installed on the door body 2 from being separated from the door body due to too strong acting force, in the technical scheme, the movable end of the door body 2 is provided with the clamping groove 211 and the installation groove 212 for installing the door seals 3, which are beneficial to ensuring the stable installation of the door seals 3, the two grooves are respectively positioned on different plate surfaces of the door body 2, wherein the installation groove 212 is vertically arranged on the inner plate surface of the door body 2, the basic installation of the door seals 3 is realized, the clamping groove 211 inclines towards the inside of the door body 2 and is arranged on the opposite surface of the door body 2, because the opposite surface of the door body 2 is provided with the magnetic strip portion 32, and the clamping groove 211 for installation is arranged near the magnetic strip portion 32, the installation stability can be further improved, and the phenomenon that; particularly, when the door body 2 is opened, the door body 2 rotates with the hinged end as a central axis, that is, the movable end of the door body 2 rotates at a certain angle relative to the case body 1, and the clamping groove 211 at the movable end of the door body 2 is arranged to match the angle when the door body 2 rotates, that is, the clamping groove 211 is arranged to incline towards the inside of the door body 2, so that the installation stability of the door seal 3 at the clamping groove 211 can be improved to a certain extent when the door body 2 rotates.

The door seal 3 also comprises a suction part 33, the suction part 33 is arranged on the outer side surfaces of the heat insulation part 31 and the magnetic strip part 32, the horizontal section of the suction part 33 is in a continuous wave shape, and the suction part 33 is a wave-shaped air bag which substantially improves the sealing effect; when the magnetic strips 32 of the two door seals 3 are mutually attracted, the outer side surfaces of the heat insulation part 31 and the magnetic strips 32 are mutually extruded due to attraction force, so that a winding shape is formed at the door seam between the two door seals 3. Compare among the prior art, the mutual actuation of magnetic stripe back straight line form crack, the circuitous shape crack that forms in the refrigerator is more difficult to leak to the refrigerator outside from this technical scheme to air conditioning in the refrigerator, consequently, the setting of door strip of paper used for sealing 3 more is favorable to improving the sealed effect of refrigerator door strip of paper used for sealing 3.

Further, a clamping portion 34 is connected to the rear side of the magnetic stripe portion 32, the clamping portion 34 is inclined toward the inside of the door body 2, and the clamping portion 34 is clamped in the clamping groove 211.

The clamping part 34 is connected to the tail end of the magnetic strip part 32, the clamping part 34 inclines towards the interior of the door body 2, the inclination of the clamping part 34 is used for avoiding when the door body 2 is opened, and the clamping part 34 which is obliquely arranged is matched and clamped in the clamping groove 211 which is obliquely arranged, so that the stability of matching and installation of the clamping part 34 can be improved.

Preferably, an barb protrudes from an outer side surface of the clamping groove 211, and an inverted groove is formed in the clamping portion 34 corresponding to the barb, and the barb is clamped in the inverted groove.

Because the length of the magnetic strip part 32 is at least one fourth of the thickness of the door body 2, the acting force of mutual attraction between the two door seals 3 is improved due to the increase of the length of the magnetic strip part, in order to avoid that the clamping part 34 is separated from the clamping groove 211 due to too large magnetic force, an inverted hook is convexly arranged on the outer side surface of the clamping groove 211, an inverted hanging groove is arranged at the position, corresponding to the inverted hook, of the clamping part 34, and the inverted hook is clamped in the inverted hanging groove, so that the installation stability of the door body 2 is further ensured.

Preferably, at least one supporting rib 341 is disposed inside the clamping portion 34, and the supporting rib is connected between two inner side walls of the clamping portion 34.

The support rib 341 is provided to support the clamping portion 34 in a natural state of the door seal 3, thereby improving the deformation resistance of the door seal 3 and preventing the clamping portion 34 from losing its installation stability due to deformation and collapse.

Further, the heat insulating portion 31 and the magnetic stripe portion 32 are provided on the inner surfaces thereof with buffer portions 35, and the total length of the buffer portions 35 is equal to the total length of the heat insulating portion 31 and the magnetic stripe portion 32.

The inner side surfaces of the heat insulation part 31 and the magnetic strip part 32 are provided with a buffer part 35, the total length of the buffer part 35 is equal to that of the heat insulation part 31 and the magnetic strip part 32, and the buffer part 35 is used for buffering the recoil of the acting force of the door seal strip 3 in the process of mutual separation.

Preferably, at least one supporting rib is arranged inside the buffer part 35, and the supporting rib is connected between two inner side walls of the buffer part 35.

The arrangement of the supporting ribs can support the buffer part 35 in the natural state of the door seal 3, when the door seal 3 deforms due to stress when in storage and transportation, the two side walls of the buffer part 35 can restore to the original state when in contact, the buffer part 35 is supported, and the deformation resistance of the door seal 3 is improved. Furthermore, the arrangement of the supporting ribs is also used for supporting the door seal 3 in the process of mutually separating to overcome the suction force, so that the buffer part 35 is prevented from being pulled and deformed due to overlarge suction force.

It explains further that the medial surface of buffer 35 has connected gradually deformation portion 36 and two at least heat-insulating portion 37, the horizontal section of deformation portion 36 is right trapezoid, its long limit connect in buffer 35, its minor face connect in heat-insulating portion 27, its inclined plane orientation the inside of box 1 sets up, heat-insulating portion 37's horizontal section is the rectangle, and two be provided with the connecting rib between the heat-insulating portion 37, deformation portion 36 with heat-insulating portion 37 orientation one side parallel and level setting of the door body 2 supports in the interior face of the door body 2.

The inner side surface of the buffer part 35 is sequentially connected with a deformation part 36 and at least two heat insulation parts 37, the horizontal section of the deformation part 36 is in a right trapezoid shape, the long side of the deformation part is connected with the buffer part 35, the short side of the deformation part is connected with the heat insulation part 27, the inclined surface of the deformation part faces the inside of the box body 1, the inclined side surface is favorable for the deformation of the deformation part 36, and when the door body 2 is closed, the door seal 3 can have large deformation possibility; the horizontal section of the heat insulation part 37 is rectangular, and the rectangular horizontal section has a good supporting effect on the heat insulation part 37, so that the heat insulation part 37 has a certain space to ensure the heat insulation effect of the heat insulation part 37; deformation portion 36 and adiabatic portion 37 set up towards one side parallel and level of door body 2 and support in the interior face of door body 2, and it is the gasbag that plays adiabatic effect in essence, set up it between box 1 and door body 2, when door body 2 closed, refrigerator inner bag air conditioning at first can pass through deformation portion 36 and adiabatic portion 37 and contact with the interior face of door body 2 again, because the thermal-insulated effect of gasbag for the inner bag air conditioning of refrigerator is greatly partly stayed at the refrigerator inner bag, thereby improve the sealed effect of door strip of paper used for sealing 3.

The connecting rib is arranged between the two heat insulation parts 37, so that when the door seal strip 3 deforms due to stress, the side walls of the two heat insulation parts 37 can be restored to the original shape after being contacted, and the deformation resistance of the two heat insulation parts 37 is improved.

Preferably, the inclined angle between the inclined edge of the deformation part 36 and the long edge is 30-45 degrees.

Furthermore, an installation portion 38 is vertically connected to a supporting surface of any one of the heat insulating portions 37, which supports against the door body 2, the installation portion 38 is clamped in the installation groove 212, a horizontal cross section of the installation portion 38 is arrow-shaped, protruding blocks are arranged on two sides of the installation groove 212 facing the inside of the installation groove 212, and an extending length of the protruding blocks is at least one third of a length of the installation groove 212.

The abutting surface of the heat insulation part 37 abutting against the door body 2 is vertically connected with an installation part 38, and the installation part 38 is clamped in the installation groove 212, so that the door seal 3 is installed on the inner plate surface of the door body 2. The horizontal section of installation department 38 is the arrow shape, and the both sides of installation department 212 are provided with protruding piece towards the inside of installation slot 212, and the length that stretches into of protruding piece is the third of installation slot 212 length at least, and two installation feet of the installation department 38 of arrow shape support in protruding piece, can guarantee the installation stability of installation department 38 in installation slot 212, still can further the separation cold air is leaked outward, effectively prevents that cold air from leaking to the door body 2 outside along installation slot 212.

Further, the door seal 3 is further provided with a fitting part 39 used for fitting the horizontal edge of the box body 1, one end of the fitting part 39 is connected to the top of the buffering part 35, the other end of the fitting part 39 is connected to the top of the heat insulation part 37, the fitting part 39, the deformation part 36 and the two heat insulation parts 37 are enclosed to form the deformation space of the door seal 3.

Door strip of paper used for sealing 3 still includes laminating portion 39, and the one end of laminating portion 39 is connected in the top of buffer portion 35, the other end of laminating portion 39 is connected in the top of heat-insulating portion 37, and laminating portion 39, deformation portion 36 and two heat-insulating portions 37 enclose into the deformation space of door strip of paper used for sealing 3. When the door body 2 is closed, the attaching portion 39 is tightly attached to the horizontal edge of the box body 1, and the attaching portion 39, the deformation portion 36 and the two heat insulation portions 37 form a telescopic deformation space, so that when the door body 2 is closed, the door seal strip 3 can be effectively extruded, and the purpose of sealing is achieved.

More specifically, the door body 2 includes a door frame and a door panel; the door frame comprises a first door frame 21, two second door frames 22 and a third door frame 23, the connecting ends of the door frames are spliced through 45-degree inclined planes, and the first door frame 21, the second door frames 22 and the third door frame 23 jointly define an installation space of the door panel;

the first door frame 21 and the second door frame 22 are fixedly connected through right-angle iron 27; the first door frame 21 is provided with the clamping groove 211 and the mounting groove 212, a vertical connecting groove 213 is connected to the rear side of the clamping groove 211, a horizontal connecting groove 221 is arranged on the inner frame surface of the second door frame 22, the vertical connecting groove 213 and the horizontal connecting groove 221 are tightly attached to the outer side surface of the interior of the door frame, one end of the right-angle iron 27 is inserted into the vertical connecting groove 213, and the other end of the right-angle iron 27 is inserted into the horizontal connecting groove 221;

the second door frame 22 and the third door frame 23 are connected with each other through a rotary shaft sleeve 28, and the door body 2 rotates around the rotary shaft sleeve 28 as a central axis; the third door frame 23 is vertically provided with a sleeving part 231 for installing the rotating shaft sleeve 28, one end of the top of the second door frame 22 close to the third door frame 23 is provided with a sleeving hole 222, and the rotating shaft sleeve 28 passes through the sleeving hole 222 and is fixedly installed on the outer frame surface of the second door frame 22.

The refrigerator door bodies used in the existing market are generally produced in an integrated production mode of integral production and integral foaming, but the integrated production mode of the refrigerator door bodies has the disadvantages of large volume and high production, storage and transportation cost, and the integrated production mode seriously limits the production flexibility, so that the refrigerator door bodies under the specifications need to be subjected to mold opening production again when the refrigerator doors of different specifications need to be produced, and the production change and debugging cost is high. In recent years, the production of the refrigerator door body begins to refer to the combined door frame in daily life to solve the problem that the production storage and transportation cost is high, but the sealing performance of the splicing position of the existing combined spliced door frame is poor, the problem that the splicing position is deviated or the splicing seam is too large easily occurs, so that when the refrigerator door body is filled with foaming materials to perform foaming treatment, the foaming materials are leaked from the splicing seam easily, the condition of reworking production occurs, and the production efficiency of the refrigerator door body is seriously reduced.

This technical scheme provides a refrigerator door body of pin-connected panel, and its door frame includes first door frame 21, second door frame 22 and third door frame 23, just the link of door frame sets up the terminal surface of the link of door frame into 45 angle inclined planes through 45 angle inclined planes amalgamation, and each is connected the face and is 45 degrees promptly, adds man-hour and adopts unified angle, need not adjust specially, makes things convenient for the processing of door frame, adopts 45 contained angles to see out the deviation of splice position easily when carrying out the assembly of door frame in addition, makes things convenient for the technical staff to correct in time.

The first door frame 21 and the second door frame 22 are fixedly connected through the right-angle iron 27, so that technicians can conveniently assemble the door frames in the vertical direction and the horizontal direction, the operability is strong, and when the right-angle iron 27 is used as a connecting piece for assembling, the placing positions of the door frames which are assembled at first and the door frames which are assembled later cannot be influenced mutually, and the assembling speed of the door frames is improved; the vertical connecting groove 213 and the horizontal connecting groove 221 for mounting the right angle iron 27 are arranged on the outer side surface tightly attached to the inner part of the door frame, if the second door frame 22 applies excessive pressure to the first door frame 21 due to improper storage and transportation, when the pressure applied to the second door frame 22 is excessive, the right angle iron 27 may be deformed, but because the vertical connecting groove is arranged on the outer side surface of the inner part of the door frame, the connecting end surface of the first door frame 21 and the second door frame 22 shares a part of pressure, so that the deformation of the right angle iron 27 is effectively prevented; if the right angle iron 27 is located in the middle of the inside of the door frame or on the inner side of the inside of the door frame, the pressure that can be shared by the connecting end surfaces of the first door frame 21 and the second door frame 22 is very small, and when the pressure is too large, the possibility that the right angle iron 27 is deformed is high.

Since the door body 2 needs to be hinged to the edge of the box body 1, the second door frame 22 and the third door frame 23 are connected with each other through the rotating shaft sleeve 28, and the door body 2 rotates by taking the rotating shaft sleeve 28 as a central shaft; the third door frame 23 is vertically provided with a sleeving part 231 for installing the rotary shaft sleeve 28, the top of the second door frame 22 is provided with a sleeving hole 222, the rotary shaft sleeve 28 penetrates through the sleeving hole 222 to be fixedly installed on the outer frame surface of the second door frame 22, the rotary shaft sleeve 28 is used for connecting the second door frame 22 and the third door frame 23, the door body 2 is hinged and installed when stable connection is achieved, and the connecting structure is simple and stable and reliable in performance.

Preferably, the rotation bushing 28 includes a support ring 281 and a guide cylinder 282, the guide cylinder 282 is integrally formed at the bottom of the support ring 281, and the length of the guide cylinder 282 is greater than the thickness of the second door frame 22; the guide cylinder 282 passes through the sleeving hole 222 and is fixedly connected to the second door frame 22 and the third door frame 23, and the bottom surface of the support ring 281 is abutted against the outer frame surface of the second door frame 22.

The rotating shaft sleeve 28 comprises a support ring 281 and a guide cylinder 282 which are integrally formed, and the length of the guide cylinder 282 is greater than the height of the second door frame 22, so that effective installation of the second door frame 22 and the third door frame 23 can be ensured, and the two door frames are prevented from being separated from each other due to the fact that the length of the guide cylinder 282 is too short in the assembling process; the guide cylinder 282 is fixedly installed on the second door frame 22 through the sleeving hole 222, and the bottom surface of the support ring 281 is abutted against the outer frame surface of the second door frame 22, so that slipping between the rotary shaft sleeve 28 and the second door frame 22 when the door body 2 rotates can be effectively prevented, and effective rotation of the door body 2 is ensured.

Preferably, the door bodies 2 are further provided with heating wires 5, a heating groove 214 is arranged between the clamping groove 211 and the mounting groove 212, the heating grooves 214 are respectively located on opposite surfaces of the two door bodies 2, and the heating wires 5 are located inside the clamping member 51 and are mounted in the heating groove 214 through the clamping member 51; and the two edges of the clamping piece 51 are bent outwards to form clamping positions, and the two sides of the heating groove 214 facing the inside of the heating groove 214 are provided with protruding blocks which are clamped in the clamping positions.

Clamping groove 211 and mounting groove 212 are provided with heating tank 214 that is used for installing heater strip 5, because the inside and outside difference in temperature of refrigerator is very big, just produce the condensation water around its door body easily, and the time is long just leads to the refrigerator corrosion easily, removes the dew pipe at compressor during operation, and the door body will rise the temperature all around and evaporate the condensation water, keeps door body drying all around, for preventing that the refrigerator surface from producing the condensation, this technical scheme has set up heater strip 5 at the expansion end of door body 2. The heater 5 is located inside the locking member 51 and is installed in the heating groove 214 through the locking member 51, and the locking member 51 is provided between the heater 5 and the door seal 3 in order to prevent the heater 5 from being directly contacted with the door seal 3 and prevent the door seal 3 from being structurally changed at a high temperature.

Specifically, the clamping positions are bent outwards at two edges of the clamping piece 51, the protruding blocks are arranged at two sides of the heating groove 214 towards the inside of the heating groove 214, and the clamping positions are clamped in the protruding blocks, so that the installation stability of the heating wire 5 in the heating groove 214 can be ensured.

More specifically, the width of the right angle iron 27 is at least half of the thickness of the door body 2.

The width of right angle iron 27 is at least half of the thickness of door body 2, is favorable to improving the joint strength of concatenation formula door frame, promotes right angle iron 27's bending resistance simultaneously.

It is further explained that the door panel comprises an outer panel 24, a heat insulation board 25 and an inner panel 26 from outside to inside, the outer panel 24 is bonded on the outer side surface of the door frame and covers the door frame, the inner panel 26 is bonded on the inner side surface of the door frame and covers the installation space, the heat insulation board 25 is located in the installation space, and a filling space for filling foaming materials is reserved between the heat insulation board 25 and the opposite surface of the inner panel 26.

The door plate comprises an outer panel 24, a heat insulation plate 25 and an inner panel 26 from outside to inside, and a filling space for filling foaming materials is reserved between opposite surfaces of the heat insulation plate 25 and the inner panel 26, so that the refrigerator door plate forms a four-layer plate layer structure of the outer panel, a heat insulation layer, a foaming layer and the inner panel from outside to inside, and the refrigerator inner container can be effectively insulated. Specifically, the heat insulation plate 25 in the present technical solution is preferably a vacuum heat insulation plate, which is one of vacuum heat insulation materials, and is formed by compounding a filling core material and a vacuum protection surface layer, and it effectively avoids heat transfer caused by air convection. Compared with the vacuum heat insulation plate, the thickness of the foaming material with the same heat insulation effect is smaller than that of the foaming material with the same heat insulation effect, so that the thickness of the plate layer can be effectively reduced by adopting the vacuum heat insulation plate when the heat insulation effect is ensured.

Further, the outer panel 24 is bonded to the outer side surface of the door frame and covers the door frame, the door body is attractive and elegant when viewed from the front of the refrigerator, and the inner panel 26 is bonded to the inner side surface of the door frame and covers the installation space, and defines a space of a foaming layer together with the door frame.

Preferably, the first door frame 21, the second door frame 22 and the third door frame 23 have sunken positions 201 extending inward at edges close to the installation space, the height of each sunken position 201 matches with the thickness of the inner panel 26, and the inner panel 26 is fittingly installed on the sunken position 201;

the arrangement of the sinking position 201 can enable the installation positions of the door frame and the inner panel 26 to be in smooth transition, thereby avoiding the edge of the inner panel 26 which is arranged in a protruding way from accumulating dust and dirt, and being beneficial to the smoothness and the attractiveness of the inner panel surface of the door plate 2.

More specifically, a side door seal 4 is further arranged between the door body 2 and the box body 1, the side door seal 4 is of a "C" type structure, and an opening of the "C" type structure faces the movable end of the door body 2;

the inner frame surfaces of the third door frame 23 and the second door frames 22 are provided with fixing grooves 233 for installing the edge door seals 4, and the edge door seals 4 are sequentially installed on the second door frame 22 positioned on the top of the door body 2, the third door frame 23 and the second door frame 22 positioned on the bottom of the door body 2 through the fixing grooves 233.

In order to further improve the sealing performance of the refrigerator door body 2, besides the door seal strip 3 is arranged at the door seam of the door body 2, the C-shaped side door seal 4 is arranged at the opening and closing position of the door body 2 and the refrigerator body 1, and the door seal strip 3 and the C-shaped side door seal 4 jointly act to seal the periphery of the door body 2, so that the overall sealing performance of the refrigerator is further improved, and the cold leakage point between the door seal strip and the outside is reduced.

Preferably, the side door seal 4 includes a hook 41 and a compressing portion 42, the hook 41 is disposed on the rear side of the compressing portion 42, protruding blocks are disposed on both sides of the fixing groove 233 facing the inside of the fixing groove 233, and the hook 41 is clamped on the protruding blocks; the upper surface and the lower surface of the compression part 42 are continuously bent to form wavy side walls, one side wall of the compression part 42 connected with the hook 41 is abutted against the inner surfaces of the second door frame 22 and the third door frame 23, and when the door body 2 is closed, the front side wall of the compression part 42 is abutted against the edge of the box body 1.

The side door seal 4 comprises a clamping hook 41 and a compression part 42, the clamping hook 41 is clamped in the fixing groove 233 to ensure the installation stability of the side door seal 48 in the fixing groove 233, protruding blocks are convexly arranged on two sides of the fixing groove 233, the clamping hook 41 can effectively abut against the protruding blocks of the fixing groove 233 to further prevent cold air from leaking outwards and effectively prevent cold air from leaking to the outer side of the door body 2 along the installation groove 212;

the compression part 42 supports in the border of the door body 2 and the box 1, and its both sides wall is buckled continuously and is formed the wavy lateral wall, and the wavy lateral wall makes the compression part 42 easily warp, can effectively guarantee the compression deformation of limit door seal 4 to ensure in the door body 2 except that the leakproofness of other hourglass cold spots of crack department, further promote the holistic sealed effect of refrigerator.

Preferably, the mounting groove 212 is connected to a first insertion groove 215 facing the third door frame 23, and the first insertion groove 215 opens a plurality of first insertion holes 2151 facing the groove surface of the box body 1; the fixing groove 233 of the third door frame 23 is connected to a second insertion groove 232 in a direction toward the first door frame 21, the second insertion groove 232 is provided with a plurality of second insertion holes 2321 in a direction toward the groove surface of the box body 1, the first insertion holes 2151 and the second insertion holes 2321 are both used for mounting a door hanger of a refrigerator, and the plurality of first insertion holes 2151 and the second insertion holes 2321 are arranged in parallel.

The first door frame 21 and the third door frame 23 are also relatively provided with a first insertion groove 215 and a second insertion groove 232, and the insertion grooves are provided with a plurality of insertion holes for installing the door hanger of the refrigerator, so that the refrigerator door body 2 obtains the installation function of the hanger, and the refrigerator door body is simple in structure and strong in operability.

Specifically, the first insertion groove 215 is provided with a plurality of first insertion holes 2151 facing the groove surface of the refrigerator body 1, the second insertion groove 232 is provided with a plurality of second insertion holes 2321 facing the groove surface of the refrigerator body 1, after the assembly of the door body 2 is completed, the interior of the door body needs to be foamed, the groove surfaces of the first insertion groove 215 and the second insertion groove 232 facing the refrigerator body 1 are used as the groove surfaces of the insertion holes, and the other three groove surfaces are used as contact surfaces of the foaming layer, so that the connection strength between the first door frame 21 and the third door frame 23 where the first insertion groove and the third insertion groove are located and the foaming layer can be enhanced, meanwhile, as the other three groove surfaces block the foaming material from entering the interior of the insertion grooves, the realization possibility is provided for the groove surfaces of the first insertion groove 215 and the second insertion groove 232 facing the refrigerator body 1 to be used as the groove surfaces of the insertion holes, and the normal realization of the function of installing the refrigerator.

Preferably, the first and second insertion holes 2151 and 2321 have the same structure, and the insertion hole 2151 includes an upper hole and a lower hole, the upper hole and the lower hole are communicated with each other, and the diameter of the upper hole is greater than that of the lower hole.

The first inserting hole 2151 and the second inserting hole 2321 are identical in structure and are divided into an upper hole and a lower hole, the upper hole and the lower hole are communicated with each other, the diameter of the upper hole is larger than that of the lower hole, a hole-shaped structure with the wide upper part and the narrow lower part is formed, a hanging rack arranged in the refrigerator can enter the inserting holes from the upper hole through a hook of the hanging rack, and then the hanging rack moves downwards and then is clamped in the lower hole, so that stable installation of the hanging rack of the refrigerator is achieved.

Preferably, a plurality of partition ribs 421 are provided inside the compression part 42, and the partition ribs 421 partition the compression part 42 into a plurality of sub-compression parts.

The inside of compression portion 42 is provided with many and separates rib 421, separates rib 421 and separates into a plurality of sub-compression portions with compression portion 42, separates the setting of rib 421 and can suitably promote the structural strength of limit door seal 4, makes limit door seal 4 can not too loose at the in-process that is extruded for a long time by the door body 2 and unclamps, is favorable to guaranteeing the whole leakproofness of limit door seal 4, wholly improves the sealing performance of refrigerator.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. The utility model provides a two refrigerator that open door, includes box and the door body, the door body is provided with two the door body articulates relatively in the both sides of box, its characterized in that:

the movable ends of the two door bodies are respectively provided with a door seal strip, and the two door seal strips are oppositely attracted with each other; the movable end of the door body is provided with a clamping groove and an installation groove for installing the door seal, the clamping groove inclines towards the inside of the door body and is arranged on the opposite surfaces of the two door bodies, and the installation groove is vertically arranged on the inner plate surface of the door body;

the door sealing strip comprises a heat insulation part, a magnetic strip part and an attraction part, wherein the heat insulation part, the magnetic strip part and the attraction part are located on two opposite faces of the door sealing strip, the upper end and the lower end of the heat insulation part are respectively abutted against the horizontal edge of the box body, the front side of the heat insulation part faces the inside of the box body, the rear side of the heat insulation part is connected with the magnetic strip part, the magnetic strip part is internally provided with two magnetic strips for attracting the door sealing strip, the length of the magnetic strip part is at least one fourth of the thickness of the door body, the horizontal section of the attraction part is in a continuous wave shape and is arranged on the outer side face of the heat insulation part and the outer side face of the magnetic strip part, and when the door body is closed, the two attraction parts of the door sealing strip are mutually attached.

2. A double door refrigerator according to claim 1, wherein: the rear side of the magnetic strip portion is connected with a clamping portion, the clamping portion inclines towards the interior of the door body, and the clamping portion is clamped in the clamping groove.

3. A double door refrigerator according to claim 2, wherein: the inner side surfaces of the heat insulation part and the magnetic strip part are provided with buffer parts, and the total length of the buffer parts is equal to that of the heat insulation part and the magnetic strip part.

4. A double door refrigerator according to claim 3, wherein: the medial surface of buffering portion has connected gradually deformation portion and two at least heat insulators, the horizontal section of deformation portion is right trapezoid, its long limit connect in buffering portion, its minor face connect in heat insulator, its inclined plane orientation the inside of box sets up, the horizontal section of heat insulator is the rectangle, and two be provided with the connection rib between the heat insulator, deformation portion with the heat insulator orientation one side parallel and level of the door body set up and support in the interior face of the door body.

5. The double door refrigerator as claimed in claim 4, wherein: the heat insulation part is characterized in that an installation part is vertically connected to the abutting surface of the door body, the installation part is clamped in the installation groove, the horizontal section of the installation part is in an arrow shape, protruding blocks face the two sides of the installation groove, protruding blocks are arranged inside the installation groove, and the extending length of the protruding blocks is at least one third of the length of the installation groove.

6. The double door refrigerator as claimed in claim 4, wherein: the door strip of paper used for sealing still is provided with and is used for the laminating portion at box horizontal border, the one end of laminating portion connect in the top of buffering portion, the other end of laminating portion connect in the top of heat insulation portion, the laminating portion deformation portion with two heat insulation portions enclose into the deformation space of door strip of paper used for sealing.

7. A double door refrigerator according to claim 1, wherein: the door body comprises a door frame and a door plate; the door frame comprises a first door frame, two second door frames and a third door frame, the connecting ends of the door frames are spliced through 45-degree inclined planes, and the first door frame, the second door frame and the third door frame jointly define an installation space of the door plate;

the first door frame and the second door frame are fixedly connected through right-angle iron; the first door frame is provided with the clamping groove and the mounting groove, the rear side of the clamping groove is connected with a vertical connecting groove, the inner frame surface of the second door frame is provided with a horizontal connecting groove, the vertical connecting groove and the horizontal connecting groove are tightly attached to the outer side surface of the interior of the door frame, one end of the right-angle iron is inserted into the vertical connecting groove, and the other end of the right-angle iron is inserted into the horizontal connecting groove;

the second door frame and the third door frame are connected with each other through a rotating shaft sleeve, and the door body rotates by taking the rotating shaft sleeve as a central shaft; the third door frame is vertically provided with a sleeving part for installing the rotary shaft sleeve, one end, close to the third door frame, of the top of the second door frame is provided with a sleeving hole, and the rotary shaft sleeve penetrates through the sleeving hole and is fixedly installed on the outer frame surface of the second door frame.

8. A double door refrigerator according to claim 7, wherein: the width of the right-angle iron is at least half of the thickness of the door body.

9. A double door refrigerator according to claim 7, wherein: the door plate comprises an outer panel, a heat insulation plate and an inner panel from outside to inside, the outer panel is bonded to the outer side face of the door frame and covers the door frame, the inner panel is bonded to the inner side face of the door frame and covers the installation space, the heat insulation plate is located in the installation space, and a filling space for filling foaming materials is reserved between the heat insulation plate and the opposite face of the inner panel.

10. A double door refrigerator according to claim 7, wherein: a side door seal is further arranged between the door body and the box body, the side door seal is of a C-shaped structure, and an opening of the C-shaped structure faces to the movable end of the door body;

the inner frame surfaces of the third door frame and the second door frames are provided with fixing grooves for installing the edge door seals, and the edge door seals are sequentially installed on the second door frame, the third door frame and the second door frame, which are positioned at the top of the door body, through the fixing grooves.

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