CN220973103U

CN220973103U - Sealing baffle for material injection port of low-cost foaming electric appliance

Info

Publication number: CN220973103U
Application number: CN202322148321.3U
Authority: CN
Inventors: 王盼
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-05-17
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a sealing baffle for a material injection port of a low-cost foaming electric appliance, which comprises a bottom plate seat, an upper plate cover and a rotating piece, wherein the bottom plate seat and the upper plate cover are rotationally connected through the rotating piece; the outer surface of the negative plate seat is provided with a reinforcing edge; the upper piece cover is provided with a plurality of reinforcing parts, each reinforcing part comprises a reinforcing net strip arranged on the surface of the material blocking bottom cover and a plurality of reinforcing ribs arranged on the outer surface of the reinforcing net strip, and the reinforcing ribs are fixedly connected with the sealing cover part; compared with the prior art, the utility model can form a better material injection hole plugging structure by arranging the negative plate seat and the upper plate cover, and can effectively improve the use strength of the negative plate seat and the upper plate cover by utilizing the reinforcing net strips and the reinforcing ribs of the reinforcing edges and the reinforcing parts, thereby effectively reducing the manufacturing thickness of the negative plate seat and the upper plate cover under the condition of ensuring that the negative plate seat and the upper plate cover meet the pressure opening resistance, further effectively reducing the manufacturing consumption of the negative plate seat and the upper plate cover and further reducing the cost.

Description

Sealing baffle for material injection port of low-cost foaming electric appliance

Technical Field

The utility model relates to the technical field of foaming material injection processing of electric appliances, in particular to a sealing baffle plate for a material injection port of a low-cost foaming electric appliance.

Background

The foaming electric appliance is an electric appliance which uses foaming materials as a structural unit inside the existing common electric appliance such as a refrigerator, a freezer, a central air conditioner and the like, so that the electric appliance has higher performances of insulation, heat insulation, sound insulation, earthquake resistance and the like.

The basic principle of the refrigerator foaming process is that foaming raw materials meeting certain technical standards are adopted to be injected into a door body or a refrigerator body through foaming equipment. The foaming can provide good specific strength, dimensional stability, adhesion performance and heat preservation performance for the refrigerator. At present, the refrigerator body of the refrigerator is foamed by injecting at the bottom. In the foaming process, a through material injection hole is required to be arranged on the bottom plate of the box body, and a manipulator penetrates through the material injection hole to complete material injection operation. However, due to the fluidity of the foaming liquid, after the manipulator finishes the injection of the material, the foaming material is easy to overflow outwards from the injection hole after expanding.

Through many years of research, the inventor invents a sealing baffle plate of a refrigerator material injection port and simultaneously applies for corresponding utility model patent, and the inventor finds that in the prior art, deformation of a sealing plugging piece for plugging a main material hole is often caused by insufficient compressive strength, so that foaming materials overflow from the deformed sealing plugging piece, and in order to improve the compressive strength of the sealing plugging piece, most enterprises generally adopt a means for increasing the thickness of the sealing plugging piece, but the manufacturing cost is increased, so that the cost control is not facilitated, and in this way, the utility model provides a sealing baffle plate for the material injection port of a low-cost foaming electrical appliance, which can solve the problems.

Disclosure of utility model

The utility model aims to provide a sealing baffle for a material injection port of a foaming electrical appliance with low cost so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sealing baffle for the material injection port of the low-cost foaming electric appliance comprises a bottom plate seat, an upper plate cover and a rotating piece, wherein the bottom plate seat and the upper plate cover are rotationally connected through the rotating piece;

the outer surface of the negative plate seat is provided with a reinforcing edge;

The upper piece cover is provided with a plurality of reinforcing parts, each reinforcing part comprises a reinforcing net strip arranged on the surface of the material blocking bottom cover and a plurality of reinforcing ribs arranged on the outer surface of the reinforcing net strip, and the reinforcing ribs are fixedly connected with the sealing cover part.

As a preferable technical scheme of the utility model, one side of the upper sheet cover, which is close to the rotating piece, is provided with an elastic piece, one end, which is far away from the upper sheet cover, of the elastic piece is clamped on the rotating piece, a through hole is formed in the bottom sheet seat and is used for passing a material injection gun, and when the elastic piece is in a non-stressed state, the upper sheet cover covers the through hole and is used for sealing the through hole.

As a preferable technical scheme of the utility model, the bottom plate seat comprises a sealing convex part which is arranged on one side of the through hole close to the upper plate cover and is arranged at the edge of the through hole, the upper plate cover comprises a sealing cover part and a material blocking bottom cover, the outer surface of the sealing cover part is provided with a sealing outer edge part, a clamping cavity is formed between the sealing cover part and the sealing outer edge part, when the upper plate cover covers the through hole, the sealing convex part is contained in the clamping cavity, and the sealing outer edge part and the sealing cover part are respectively arranged at two sides of the sealing convex part.

As a preferable technical scheme of the utility model, the sealing outer edge part comprises an upper sealing ring and a side sealing ring, the upper sealing ring is arranged on the outer surface of the sealing cover part, the side sealing ring is arranged on the outer surface of the upper sealing ring, and the cross sections of the side sealing ring and the sealing convex part are arranged in parallel.

As a preferable technical scheme of the utility model, the rotating piece comprises a rotating clamping seat fixed on the bottom plate seat and a rotating column fixed on the upper plate cover, a clamping groove is formed in the rotating clamping seat, and the rotating column rotates in the clamping groove.

As a preferable technical scheme of the utility model, the number of the rotating parts is consistent with that of the upper sheet covers, the rotating parts are uniformly distributed on the bottom sheet seat, and when each upper sheet cover covers the through hole, adjacent upper sheet covers are in seamless butt joint.

Compared with the prior art, the utility model has the beneficial effects that:

The sealing baffle for the material injection port of the low-cost foaming electrical appliance can form a better material injection port plugging structure by arranging the bottom plate seat and the upper plate cover, and can effectively improve the use strength of the bottom plate seat and the upper plate cover by utilizing the reinforcing net strips and the reinforcing ribs of the reinforcing edge and the reinforcing part, so that the manufacturing thickness of the bottom plate seat and the upper plate cover can be effectively reduced under the condition that the bottom plate seat and the upper plate cover meet the pressure opening resistance, the manufacturing consumption of the bottom plate seat and the upper plate cover can be effectively reduced, and the cost is further reduced.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model in the closed position;

FIG. 2 is a schematic view of the overall structure of the utility model when deployed;

FIG. 3 is a schematic view of the structure of the upper cover of the present utility model;

FIG. 4 is a side view of the upper flap cover of the present utility model;

FIG. 5 is a schematic view of the structure of the chassis of the present utility model;

FIG. 6 is a top view of the backsheet holder of the present utility model;

Fig. 7 is a schematic view illustrating the installation of the present utility model when applied to a refrigerator;

In the figure: 1. a negative plate seat; 11. a through port; 12. a sealing protrusion; 13. rotating the clamping seat; 14. a clamping groove; 15. an elastic piece limiting seat; 16. a support bracket; 161. a bracket; 17. reinforcing edges; 18. positioning holes; 2. a top cover; 21. a sealing cover part; 22. a material blocking bottom cover; 23. sealing the outer edge; 231. an upper sealing ring; 232. a side seal ring; 24. a reinforcing part; 241. reinforcing net strips; 242. reinforcing ribs; 25. rotating the column; 26. a limiting baffle; 27. a clamping cavity; 3. a rotating member; 4. an elastic member; 5. a refrigerator; 51. a material injection cavity; 52. a back plate; 53. a lower bottom cylinder; 54. and a material injection port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-7, the present utility model provides a technical solution: the sealing baffle for the material injection port of the low-cost foaming electrical appliance comprises a bottom plate seat 1, an upper plate cover 2 and a rotating piece 3, wherein the bottom plate seat 1 and the upper plate cover 2 are connected in a rotating way through the rotating piece 3, an elastic piece 4 is arranged on one side, close to the rotating piece 3, of the upper plate cover 2, one end, far away from the upper plate cover 2, of the elastic piece 4 is clamped on the rotating piece 3, a through hole 11 is formed in the bottom plate seat 1 and is used for the passing of a material injection gun, and when the elastic piece 4 is in a non-stressed state, the upper plate cover 2 covers the through hole 11 and is used for sealing the through hole 11; further, the outer surface of the negative plate seat 1 is provided with a reinforcing edge 17; the use strength of the negative film seat 1 can be effectively enhanced by utilizing the reinforcing edge 17, so that the manufacturing thickness of the negative film seat 1 can be effectively reduced under the condition that the negative film seat meets the pressure resistance opening, the manufacturing consumption of the negative film seat 1 can be effectively reduced, and the cost can be further reduced; the upper sheet cover 2 is provided with a plurality of reinforcing parts 24, the reinforcing parts 24 comprise reinforcing net strips 241 arranged on the surface of the material blocking bottom cover 22 and a plurality of reinforcing ribs 242 arranged on the outer surface of the reinforcing net strips 241, and the reinforcing ribs 242 are fixedly connected with the sealing cover part 21; the use strength of the upper sheet cover 2 can be effectively improved by utilizing the reinforcing net strips 241 and the reinforcing ribs 242 of the reinforcing part 24, so that the manufacturing thickness of the upper sheet cover 2 can be effectively reduced under the condition that the upper sheet cover meets the pressure opening resistance, the manufacturing consumption of the upper sheet cover 2 can be effectively reduced, and the cost can be further reduced;

Wherein the upper sheet cover 2 and the bottom sheet seat 1 can be manufactured by injection molding and integral molding, thereby reducing the manufacturing cost and the difficulty;

The bottom plate seat 1, the upper plate cover 2 and the rotating piece 3 are all preferably made of plastic materials such as PVC/PP/PS/ABS/POM/PA6/PA66 with a flame retardant level of 5VA, and the plastic materials have good pressure resistance and low cost, so that the plastic materials not only can meet the pressure resistance required during use, but also can greatly reduce the manufacturing and use cost;

when the sealing device is used, the sealing baffle is arranged on the back plate 52 or the lower bottom cylinder 53 of the refrigerator 5 by using double-sided adhesive tape, screws or rivets, or the sealing baffle is arranged on a side plate material which can form a material injection cavity of a foaming electric appliance, a better material injection port plugging structure can be formed by arranging the bottom plate seat 1, the upper plate cover 2, the rotating piece 3 and the elastic piece 4, when material injection is needed, the material injection gun penetrates into the material injection cavity 51 through the through port 11, the upper plate cover 2 can be jacked up by the material injection gun, so that material injection is convenient, after the material injection is finished, the upper plate cover 2 can well plug the through port 11 under the action of reset elasticity of the elastic piece 4, so that the material injection port 54 is well plugged, and compared with the traditional film structure, the bottom plate seat 1 and the upper plate cover 2 have better pressure resistance, deformation occurring when the pressure is overlarge is avoided, and the situation of glue overflow is prevented;

The elastic piece 4 can be elastic pieces such as an elastic piece, a torsion spring and the like;

The bottom plate seat 1 is including locating opening 11 and being close to upper plate lid 2 one side and arranging the sealed convex part 12 in opening 11 edge, and upper plate lid 2 includes sealed lid portion 21 and keeps off material bottom 22, and sealed lid portion 21's surface is equipped with sealed outer edge portion 23, and forms block chamber 27 between sealed lid portion 21 and the sealed outer edge portion 23, when upper plate lid 2 covers in opening 11 department, sealed convex part 12 this moment holds to in block chamber 27, and sealed outer edge portion 23 and sealed lid portion 21 locate the both sides position of sealed convex part 12 respectively.

The seal outer edge portion 23 includes an upper seal ring 231 and a side seal ring 232, the upper seal ring 231 is provided on the outer surface of the seal cover portion 21, the side seal ring 232 is provided on the outer surface of the upper seal ring 231, and the cross sections of the side seal ring 232 and the seal protrusion 12 are arranged in parallel with each other.

The multistage sealing structure formed by the upper sealing ring 231, the side sealing ring 232, the sealing cover part 21 and the sealing convex part 12 can well improve the sealing effect of the sealing baffle plate, and greatly reduce the occurrence of glue overflow.

Further, the rotating member 3 includes a rotating clamping seat 13 fixed on the bottom plate seat 1 and a rotating column 25 fixed on the upper plate cover 2, the rotating clamping seat 13 is provided with a clamping groove 14, the rotating column 25 rotates and clamps in the clamping groove 14, and both ends of the rotating column 25 are provided with limiting blocking pieces 26, so that the rotating column 25 can be prevented from being separated from the rotating clamping seat 13.

Wherein, utilize to rotate cassette 13 and draw-in groove 14, can make things convenient for the installation and the dismantlement work on it of rotation post 25 for but rotation piece 3 has split structure, and then helps the split of film seat 1 and last piece lid 2, and then conveniently to sealing baffle's change, also can realize the independent change work of film seat 1 or last piece lid 2, the assembly of being convenient for more.

The number of the rotating parts 3 is consistent with that of the upper sheet covers 2, the rotating parts 3 are uniformly distributed on the bottom sheet seat 1, and when each upper sheet cover 2 is covered on the through hole 11, adjacent upper sheet covers 2 are in seamless butt joint.

Further, the film seat 1 is provided with an elastic member limiting seat 15 for fixing one end of the elastic member 4, and the elastic member 4 is clamped on the elastic member limiting seat 15.

The elastic member 4 can be conveniently mounted by using the elastic member limiting seat 15, and when the elastic member 4 needs to be disassembled, the elastic member 4 can be separated from the film seat 1.

Further, the film holder 1 is further provided with a supporting bracket 16, the supporting bracket 16 is provided with a bracket 161, and the supporting bracket 16 is used for supporting the rotating column 25.

Wherein, with the support bracket 16, stability of the rotation column 25 at the time of installation can be effectively improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The sealing baffle for the material injection port of the low-cost foaming electric appliance is characterized by comprising a bottom plate seat (1), an upper plate cover (2) and a rotating piece (3), wherein the bottom plate seat (1) and the upper plate cover (2) are rotationally connected through the rotating piece (3);

The outer surface of the negative plate seat (1) is provided with a reinforcing edge (17);

The upper sheet cover (2) is provided with a plurality of reinforcing parts (24), the reinforcing parts (24) comprise reinforcing net strips (241) arranged on the surface of the material blocking bottom cover (22) and a plurality of reinforcing ribs (242) arranged on the outer surface of the reinforcing net strips (241), and the reinforcing ribs (242) are fixedly connected with the sealing cover part (21).

2. The sealing baffle for the material injection port of the low-cost foaming electric appliance according to claim 1, wherein an elastic piece (4) is arranged on one side, close to the rotating piece (3), of the upper piece cover (2), one end, far away from the upper piece cover (2), of the elastic piece (4) is clamped on the rotating piece (3), a through hole (11) is formed in the bottom piece seat (1) and is used for passing a material injection gun, and when the elastic piece (4) is in a non-stressed state, the upper piece cover (2) covers the through hole (11) and is used for sealing the through hole (11).

3. The sealing baffle for the material injection port of the low-cost foaming electrical appliance according to claim 2, wherein the bottom plate seat (1) comprises a sealing convex part (12) which is arranged on one side of the through hole (11) close to the upper plate cover (2) and is arranged at the edge of the through hole (11), the upper plate cover (2) comprises a sealing cover part (21) and a material blocking bottom cover (22), a sealing outer edge part (23) is arranged on the outer surface of the sealing cover part (21), a clamping cavity (27) is formed between the sealing cover part (21) and the sealing outer edge part (23), when the upper plate cover (2) covers the through hole (11), the sealing convex part (12) at the moment is contained in the clamping cavity (27), and the sealing outer edge part (23) and the sealing cover part (21) are respectively arranged at two side positions of the sealing convex part (12).

4. A sealing baffle for a material injection port of a low-cost foaming electric appliance according to claim 3, wherein the sealing outer edge part (23) comprises an upper sealing ring (231) and a side sealing ring (232), the upper sealing ring (231) is arranged on the outer surface of the sealing cover part (21), the side sealing ring (232) is arranged on the outer surface of the upper sealing ring (231), and the cross sections of the side sealing ring (232) and the sealing convex part (12) are mutually parallel.

5. The sealing baffle for the material injection port of the low-cost foaming electric appliance according to claim 1, wherein the rotating piece (3) comprises a rotating clamping seat (13) fixed on the bottom plate seat (1) and a rotating column (25) fixed on the upper plate cover (2), the rotating clamping seat (13) is provided with a clamping groove (14), and the rotating column (25) rotates the clamping piece in the clamping groove (14).

6. The sealing baffle for the material injection port of the low-cost foaming electric appliance according to claim 5, wherein the number of the rotating parts (3) and the number of the upper sheet covers (2) are the same and are a plurality of, the rotating parts (3) are uniformly distributed on the bottom sheet seat (1), and when each upper sheet cover (2) covers the through hole (11), adjacent upper sheet covers (2) are in seamless butt joint.