CN210861905U - Air duct structure for preventing material leakage - Google Patents
Air duct structure for preventing material leakage Download PDFInfo
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- CN210861905U CN210861905U CN201922051453.8U CN201922051453U CN210861905U CN 210861905 U CN210861905 U CN 210861905U CN 201922051453 U CN201922051453 U CN 201922051453U CN 210861905 U CN210861905 U CN 210861905U
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Abstract
The utility model discloses an air channel structure for preventing material leakage, which comprises an air channel formed by splicing a left half air channel and a right half air channel, wherein the axial direction of the air channel is the direction of air conveying and supplying, and a joint part between the left half air channel and the right half air channel extends along the axial direction of the air channel; the left half air duct is provided with a left inserting structure at the joint part along the axial direction of the air duct, and the right half air duct is provided with a right inserting structure at the joint part along the axial direction of the air duct; the left inserting structure is an inserting groove or an inserting convex strip, and the right inserting structure is an inserting convex strip or an inserting groove matched with the left inserting structure. The utility model discloses a left grafting structure and the mutual grafting cooperation of right grafting structure have improved the leakproofness between half wind channel on a left side and the half wind channel on the right side by a wide margin to prolonged the faying face between half wind channel on a left side and the half wind channel on the right side by a wide margin, makeed the faying face department in half wind channel on a left side and the half wind channel on the right side to be difficult to take place the seepage material or leak the material phenomenon, avoided the loss that seepage material or leak the material brought, and improved assembly efficiency.
Description
Technical Field
The utility model relates to a refrigerator technical field especially relates to a novel air channel structure.
Background
The refrigerator air duct structure on the market at present mostly adopts a combined structure formed by splicing two half air ducts (two half air ducts in the axial direction). In general, during production, the combined air duct needs to be fixed by an adhesive tape in the previous process and then assembled on the inner container. The adhesive tape seals the joint of the two half air ducts, so that the sealing is not tight.
If the air duct is not sealed well, materials may leak or seep from the place where the sealing is not tight during foaming, once the foaming materials leak into the refrigerator liner or the air duct, the refrigerator needs to be overhauled if the foaming materials are light, and the air duct system is blocked and fails if the foaming materials are heavy, so that the refrigerator body is scrapped and cannot be used. Therefore, a novel air duct structure is needed, which facilitates workers to install air duct joints and can significantly reduce the risks of material leakage and material seepage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevention of seepage material leaks wind channel structure of material when foaming, assembly efficiency is higher.
In order to achieve the purpose, the air channel structure for preventing the leakage of the material comprises an air channel formed by splicing a left half air channel and a right half air channel, wherein the axial direction of the air channel is the air conveying direction, and a joint part between the left half air channel and the right half air channel extends along the axial direction of the air channel;
the left half air duct is provided with a left inserting structure at the joint part along the axial direction of the air duct, and the right half air duct is provided with a right inserting structure at the joint part along the axial direction of the air duct;
the left inserting structure is an inserting groove or an inserting convex strip, and the right inserting structure is an inserting convex strip or an inserting groove matched with the left inserting structure.
The left half positioning disc and the right half positioning disc are connected through a locking device to form a complete positioning disc;
the locking device comprises a long-strip-shaped lock column and a jack structure matched with the lock column; the axial middle part of the air duct is used as the center of the air duct, the lock column is arranged on one side surface, facing the center of the air duct, of the left half positioning disc or the right half positioning disc, and the jack structure is arranged on one side surface, facing the center of the air duct, of the left half positioning disc or the right half positioning disc.
The positioning disc is convexly provided with a positioning column on the surface of one side, facing the refrigerator liner, and the positioning column is used for being spliced and matched with a positioning hole preset on the refrigerator liner; the positioning columns are respectively arranged on the left half positioning disc and the right half positioning disc.
An annular ring matched with an air duct hole in the refrigerator liner is convexly arranged on the surface of one side, facing the refrigerator liner, of the positioning disc, and the positioning column is located on the radial outer side of the annular ring; the annular circle is formed by left half annular circle and right half annular circle butt joint amalgamation, and left half annular circle sets up on left half positioning disk, and right half annular circle sets up on right half positioning disk.
The utility model discloses have following advantage:
the utility model discloses a left grafting structure and the mutual grafting cooperation of right grafting structure have improved the leakproofness between half wind channel on a left side and the half wind channel on the right side by a wide margin to prolonged the faying face between half wind channel on a left side and the half wind channel on the right side by a wide margin, makeed the faying face department in half wind channel on a left side and the half wind channel on the right side to be difficult to take place the permeable material or leak the material phenomenon, avoided the permeable material or leak the loss that the material brought (overhaul the refrigerator and lead to the box of refrigerator even to scrap).
The utility model discloses simple high-efficient during the assembly, only need peg graft together left grafting structure and right grafting structure, need not paste the sticky tape in the faying face department in half wind channel on a left side and half wind channel on a right side like in the past, make things convenient for the work operation, reduce the process, improved assembly efficiency.
When the air duct is inserted into the refrigerator liner, the positioning disc is attached to the refrigerator liner, so that the area of a joint surface of the air duct and the refrigerator liner is greatly increased, and the air duct and the refrigerator liner are better assembled together. The locking device is convenient for connecting the left half positioning disc and the right half positioning disc together to form a complete positioning disc.
The positioning column facilitates the assembly work of workers; when installing the wind channel on the refrigerator inner bag, only need insert the reference column preset locating hole on the refrigerator inner bag, can accomplish wind channel location work accurately, need not look for and rectify accurate mounted position through the manual work of eyesight. The reference column still has the effect that prevents that the wind channel from taking place rotatoryly, and long-term work back wind channel also can not take place rotatoryly relatively the refrigerator inner bag, avoids consequently destroying between wind channel and the refrigerator inner bag complex fastness and leakproofness.
The annular ring is used for being inserted into an air duct hole in the refrigerator liner, on one hand, air in an air duct can be directly sent into the air duct hole in the refrigerator liner, the phenomenon of net leakage at the outer surface (the traditional combining surface of the refrigerator liner and the air duct) of the refrigerator liner is avoided, on the other hand, the area of the matching surface of the air duct structure and the refrigerator liner is further increased, and the sealing performance of the matching of the air duct structure and the refrigerator liner is improved.
Specifically, the matching surface of the conventional air duct structure and the refrigerator liner is only at the joint part of the two ends of the air duct and the outer surface of the refrigerator liner. Adopt the utility model discloses a structure, the fitting surface of wind channel structure and refrigerator inner bag not only is in the combination position of wind channel both ends and refrigerator inner bag surface, still lies in the fitting surface of positioning disk and inner bag surface, still lies in the fitting surface of the wind channel downthehole wall on annular ring and the refrigerator inner bag. The area of the matching surface is greatly increased, so that the sealing performance is necessarily improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the structure of the present invention assembled between the refrigerating chamber liner and the freezing chamber liner;
FIG. 3 is a view from A-A of FIG. 1;
fig. 4 is an enlarged view at a in fig. 2.
Detailed Description
As shown in fig. 1 to 4, the air duct structure of the leakage-proof material seepage of the present invention includes an air duct formed by splicing a left half air duct 1 and a right half air duct 2, the axial direction of the air duct is the air conveying direction, and the joint portion between the left half air duct 1 and the right half air duct 2 extends along the axial direction of the air duct;
the left half air duct 1 is provided with a left inserting structure 3 at the joint part along the axial direction of the air duct, and the right half air duct 2 is provided with a right inserting structure 4 at the joint part along the axial direction of the air duct;
the left inserting structure 3 is an inserting groove or an inserting convex strip, and the right inserting structure 4 is an inserting convex strip or an inserting groove matched with the left inserting structure 3.
The utility model discloses a left grafting structure 3 and the mutual grafting cooperation of right grafting structure 4 have improved the leakproofness between half wind channel 1 on the left side and half wind channel 2 on the right side by a wide margin to prolonged the faying face between half wind channel 1 on the left side and half wind channel 2 on the right side by a wide margin, makeed the faying face department in half wind channel 1 on the left side and half wind channel 2 on the right side to be difficult to take place the seepage material or leak the material phenomenon, avoided the loss that seepage material or leak material brought (overhaul the refrigerator and lead to the box of refrigerator even scrapping).
The utility model discloses simple high-efficient during the assembly, only need peg graft together left grafting structure 3 and right grafting structure 4, need not like in the past need paste the sticky tape in the faying face department in half wind channel 1 on the left side and half wind channel 2 on the right side, make things convenient for the work operation, reduce the process, improved assembly efficiency.
The two axial ends of the left half air duct 1 are respectively provided with a left half positioning disc 5, the two axial ends of the right half air duct 2 are respectively provided with a right half positioning disc 6, and the left half positioning disc 5 and the right half positioning disc 6 are connected through a locking device to form a complete positioning disc;
the locking device comprises a long-strip-shaped lock column 7 and a jack structure 8 matched with the lock column 7; the axial middle part of the air duct is used as the center of the air duct, the lock column 7 is arranged on one side surface of the left half positioning disc 5 or the right half positioning disc 6 facing the center of the air duct, and the jack structure 8 is arranged on one side surface of the left half positioning disc 5 or the right half positioning disc 6 facing the center of the air duct. The receptacle structure 8 is conventional and does not show the receptacles therein.
When the air duct is inserted into the refrigerator liner, the positioning disc is attached to the refrigerator liner, so that the area of a joint surface of the air duct and the refrigerator liner is greatly increased, and the air duct and the refrigerator liner are better assembled together. The locking device is convenient for connecting the left half positioning plate 5 and the right half positioning plate 6 together to form a complete positioning plate.
A positioning column 9 is convexly arranged on the surface of one side, facing the refrigerator liner, of the positioning disc, and the positioning column 9 is used for being inserted and matched with a positioning hole preset on the refrigerator liner; the positioning columns 9 are respectively arranged on the left half positioning disk 5 and the right half positioning disk 6.
The positioning column 9 facilitates the assembly work of workers; when installing the wind channel on the refrigerator inner bag, only need insert predetermined locating hole on the refrigerator inner bag with reference column 9, can accomplish wind channel location work accurately, need not look for and rectify accurate mounted position through the manual work of eyesight. The positioning column 9 also has the function of preventing the air duct from rotating, and the air duct can not rotate relative to the refrigerator liner after long-term work, so that the matched firmness and tightness between the air duct and the refrigerator liner are prevented from being damaged.
An annular ring matched with an air duct hole in the refrigerator liner is convexly arranged on the surface of one side, facing the refrigerator liner, of the positioning disc, and the positioning column 9 is located on the radial outer side of the annular ring; the annular ring is formed by butt joint and splicing a left semi-annular ring 11 and a right semi-annular ring 12, the left semi-annular ring 11 is arranged on the left semi-positioning disk 5, and the right semi-annular ring 12 is arranged on the right semi-positioning disk 6.
The annular ring is used for being inserted into an air duct hole in the refrigerator liner, on one hand, air in an air duct can be directly sent into the air duct hole in the refrigerator liner, the phenomenon of net leakage at the outer surface (the traditional combining surface of the refrigerator liner and the air duct) of the refrigerator liner is avoided, on the other hand, the area of the matching surface of the air duct structure and the refrigerator liner is further increased, and the sealing performance of the matching of the air duct structure and the refrigerator liner is improved.
Specifically, the matching surface of the conventional air duct structure and the refrigerator liner is only at the joint part of the two ends of the air duct and the outer surface of the refrigerator liner. Adopt the utility model discloses a structure, the fitting surface of wind channel structure and refrigerator inner bag not only is in the combination position of wind channel both ends and refrigerator inner bag surface, still lies in the fitting surface of positioning disk and inner bag surface, still lies in the fitting surface of the wind channel downthehole wall on annular ring and the refrigerator inner bag. The area of the matching surface is greatly increased, so that the sealing performance is necessarily improved.
When in use, one end of the air channel structure for preventing leakage of materials is connected with one inner container (such as the inner container 13 of the refrigerating chamber) of the refrigerator, and the other end is connected with the other inner container (such as the inner container 14 of the freezing chamber) of the refrigerator; when connecting freezer inner bag 14 and walk-in inner bag 13, the freezer fan passes through air conditioning the utility model discloses convey the walk-in, the hot wind that has inhaled heat is passed back to the freezer through the return air duct through freezing evaporimeter to the rethread return air inlet wind channel, forms a wind channel circulation.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (4)
1. The air duct structure for preventing material leakage comprises an air duct formed by splicing a left half air duct and a right half air duct, wherein the axial direction of the air duct is the air conveying and supplying direction, and a joint part between the left half air duct and the right half air duct extends along the axial direction of the air duct;
the method is characterized in that: the left half air duct is provided with a left inserting structure at the joint part along the axial direction of the air duct, and the right half air duct is provided with a right inserting structure at the joint part along the axial direction of the air duct;
the left inserting structure is an inserting groove or an inserting convex strip, and the right inserting structure is an inserting convex strip or an inserting groove matched with the left inserting structure.
2. The air duct structure for preventing material leakage according to claim 1, characterized in that: the left half positioning disc and the right half positioning disc are connected through a locking device to form a complete positioning disc;
the locking device comprises a long-strip-shaped lock column and a jack structure matched with the lock column; the axial middle part of the air duct is used as the center of the air duct, the lock column is arranged on one side surface, facing the center of the air duct, of the left half positioning disc or the right half positioning disc, and the jack structure is arranged on one side surface, facing the center of the air duct, of the left half positioning disc or the right half positioning disc.
3. The air duct structure for preventing material leakage according to claim 2, characterized in that: the positioning disc is convexly provided with a positioning column on the surface of one side, facing the refrigerator liner, and the positioning column is used for being spliced and matched with a positioning hole preset on the refrigerator liner; the positioning columns are respectively arranged on the left half positioning disc and the right half positioning disc.
4. The air duct structure for preventing material leakage according to claim 2, characterized in that: an annular ring matched with an air duct hole in the refrigerator liner is convexly arranged on the surface of one side, facing the refrigerator liner, of the positioning disc, and the positioning column is located on the radial outer side of the annular ring; the annular circle is formed by left half annular circle and right half annular circle butt joint amalgamation, and left half annular circle sets up on left half positioning disk, and right half annular circle sets up on right half positioning disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051453.8U CN210861905U (en) | 2019-11-25 | 2019-11-25 | Air duct structure for preventing material leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922051453.8U CN210861905U (en) | 2019-11-25 | 2019-11-25 | Air duct structure for preventing material leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210861905U true CN210861905U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922051453.8U Active CN210861905U (en) | 2019-11-25 | 2019-11-25 | Air duct structure for preventing material leakage |
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| CN (1) | CN210861905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097445A (en) * | 2020-09-15 | 2020-12-18 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
-
2019
- 2019-11-25 CN CN201922051453.8U patent/CN210861905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097445A (en) * | 2020-09-15 | 2020-12-18 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator |
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