CN110786697A

CN110786697A - Heat preservation bowl cover and thermos cup thereof

Info

Publication number: CN110786697A
Application number: CN201911074635.5A
Authority: CN
Inventors: 张默晗; 钟鹏睿; 方镇; 邹淑斌; 吴海鑫
Original assignee: Shenzhen Buydeem Technology Co Ltd
Current assignee: Shenzhen Buydeem Technology Co Ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-02-14

Abstract

The invention discloses a heat-insulating cup cover and a heat-insulating cup thereof. According to the invention, the hardware snap ring with the barb structure is arranged to connect the inner cover and the outer cover of the cup cover, so that the inner cover and the outer cover are firmly connected and are not easy to loosen and fall off. Meanwhile, the inner cover cavity of the inner cover is internally provided with the heat insulation block with better heat insulation effect, so that the production and installation of the heat insulation cup cover and the vacuum cup provided with the cup cover are simpler, more convenient, better in quality, more attractive and better in sealing performance.

Description

Heat preservation bowl cover and thermos cup thereof

Technical Field

The invention relates to a heat-preservation cup cover and a heat-preservation cup thereof.

Background

The cup is an important container capable of meeting the drinking water demand of people, is arranged in each corner of daily life of people, and is used for reducing the heat exchange speed between hot water in the cup and the external cold environment so as to delay heat dissipation and achieve the purpose of heat preservation in order to meet the drinking water demand of people in the cold environment. In order to realize the heat insulation performance of the vacuum cup, the cup liner of the vacuum cup is mostly of a double-layer vacuum structure made of metal materials, and the vacuum cup has the advantages of high structural strength, good anti-falling performance and the like, and is popular with consumers. In order to ensure the heat insulation performance of the vacuum cup, the cup cover of the vacuum cup is made of heat insulation materials, so that the heat insulation performance of the vacuum cup can be further enhanced. Thermos cup bowl cover among the prior art generally includes inner cup and enclosing cover, the crimping assembly is in together between inner cup and the enclosing cover, thereby realize fixing between inner cup and the enclosing cover, cooperate between the inner cup of ordinary bowl cover and the enclosing cover, one kind is generally through the fastening connection that interference fit realized the two, the live time of bowl cover is long, inner cup and enclosing cover size can cold and hot shrink and deformation, it is not hard up or drop to produce the cooperation very easily between the two, make simultaneously advance water easily between inner cup and the enclosing cover, water stain is deposited very easily in clearance between inner cup and the enclosing cover, be difficult to clear up. Generally, when the outer cover is made of hardware materials, most of the outer cover and the inner cover are matched by adopting a die forming edge covering structure, the outer cover and the inner cover are easily loosened in matching, the process structure is complex, the product production rejection rate and the cost can be higher, and in addition, the outer cover is difficult to realize secondary surface process treatment and cannot meet diversified industrial design. Therefore, there is a need for a vacuum cup that ensures a secure, tight fit between the inner and outer lids, while also providing for simpler, more aesthetically pleasing, and better sealing capabilities.

Disclosure of Invention

The invention aims to solve the technical problem of providing the heat-preservation cup cover and the heat-preservation cup thereof, which can solve the problem that the inner cover and the outer cover of the heat-preservation cup cover are connected and loosened and fall off, and have the advantages of simpler production and installation, better quality, attractive appearance and good sealing property.

In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a heat preservation bowl cover, includes enclosing cover and inner cup, the oral area inboard of enclosing cover is fixed and is provided with the five metals snap ring of taking the barb structure, the five metals snap ring with be provided with the sealing washer between the inner cup outside, the enclosing cover is fixed through five metals snap ring and inner cup straining.

The hardware snap ring is welded or integrally formed on the inner side of the opening of the outer cover, the upper portion of the hardware snap ring is provided with the elastic buckles, the positioning gaps are formed among the elastic buckles, the inner cover is provided with the positioning convex ribs matched with the positioning gaps, and the inner cover is provided with the clamping grooves matched with the elastic buckles.

The outer cover is a circular cavity with an opening at one end and a closed end, the center of the inner cover is provided with a circular cavity with a downward boss, a concave cavity is formed in the boss, a heat insulation block and a cavity inner plug are accommodated in the cavity, an annular groove is formed between the outer wall of the boss and the inner wall of the inner cover, a cup opening sealing ring is sleeved at the bottom of the annular groove, a groove is formed in the upper part of the inner wall of the cavity, a convex buckle matched with the groove is arranged at the opening of the cavity inner plug, an inner plug sealing ring is arranged between the outer wall of the cavity inner plug and the inner wall of the cavity, and a spiral convex rib is arranged.

The outer cover of the invention is a round cavity with an opening at one end and a through hole at the other end, the inner cover is a round cavity with an opening at one end and a closed end at the other end, the outer surface of the closed end of the inner cover is provided with a circular convex block which is matched with the through hole, the inner surface of the closed end of the inner cover is provided with an annular surrounding bone, a plurality of second grooves are arranged on the surrounding bone, the second grooves are buckled with another heat-preservation cavity with an opening at one end and a closed end, a second convex buckle is arranged on the heat-insulating cavity body and is fastened and fixed with a second groove on the inner cover, a heat-insulating block is accommodated in the heat-insulating cavity body, an annular groove is formed between the outer wall of the surrounding bone and the inner wall of the inner cover, the bottom of the annular groove is sleeved with a cup mouth sealing ring, and a second sealing ring is arranged between the connecting surfaces of the surrounding bone and the circumference of the opening of the heat-insulating cavity body, which are mutually buckled, and the inner wall of the inner cover is provided with a spiral convex rib.

The vacuum cup comprises a cup body and any one of the vacuum cup covers.

The cup body comprises a cup shell and an inner container, wherein the inner container is sleeved in the cup shell, a circle of outward flanging is arranged at an opening of the inner container, the outward flanging is flush with the opening of the cup shell, the opening of the inner container is welded and fixed through a welding line positioned at the opening of the cup shell, the inner container is welded and fixed with the cup shell through laser welding, and a gap is reserved between the outer wall of the inner container and the inner wall of the cup shell.

The soft rubber pad is arranged at the bottom of the cup body, the cup pad sinking table is arranged at the bottom of the cup shell, the soft rubber pad is attached to the cup pad sinking table, and the plane of the soft rubber pad, which is in contact with the table top, is higher than the plane of the bottom of the cup shell.

The outer wall of the cup mouth of the cup body is also provided with a circle of convex ribs, an annular groove is formed by the convex ribs and the starting end of the necking of the cup mouth of the cup body, a handle ring is arranged in the annular groove, and the handle ring is arranged between the cup cover and the cup body.

Compared with the prior art, the cup cover has the advantages that the hardware snap ring with the barb structure is arranged to connect the inner cover and the outer cover of the cup cover, so that the inner cover and the outer cover are firmly connected and are not easy to loosen and fall off. Meanwhile, the inner cover cavity of the inner cover is internally provided with the heat insulation block with better heat insulation effect, so that the heat insulation cup cover and the vacuum cup provided with the cup cover are simpler and more convenient to produce and install, have better quality, are more attractive and have better sealing performance.

Drawings

FIG. 1 is a schematic view of the structure of the vacuum cup and the cup cover of the present invention;

FIG. 2 is a cross-sectional view of the lid of the vacuum cup of the present invention;

FIG. 3 is a schematic view of the lid attachment structure of the vacuum cup of the present invention;

FIG. 4 is a schematic view of a hardware snap ring structure of the lid of the thermos cup of the present invention;

FIG. 5 is a cross-sectional view of the inner lid of the vacuum cup of the present invention;

FIG. 6 is a sectional view of another embodiment of the lid of the thermos cup of the present invention;

FIG. 6-1 is a cross-sectional view of the outer lid of the vacuum cup of the present invention;

FIG. 6-2 is a schematic view of the inner lid of the vacuum cup of the present invention;

FIG. 6-3 is a schematic view of the heat-insulating cavity of the lid of the vacuum cup of the present invention;

FIG. 7 is a structural cross-sectional view of the vacuum cup of the present invention;

FIG. 7-1 is an enlarged partial schematic view of A of FIG. 7;

FIG. 8 is a structural cross-sectional view of the cup body of the thermos cup of the present invention;

fig. 8-1 is a partially enlarged structural view at B in fig. 8.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings: as shown in fig. 1, 2, 3, 4, 5 and 6, the heat-insulating cup cover of the invention comprises an outer cover 101 and an inner cover 105, wherein a hardware snap ring 1011 with a barb structure is fixedly arranged on the inner side of the mouth part of the outer cover 101, a sealing ring 106 is arranged between the hardware snap ring 1011 and the outer side of the inner cover 105, and the outer cover 101 is fastened and fixed with the inner cover 105 through the hardware snap ring 1011. Wherein, five metals snap ring 1011 upper portion is equipped with elastic buckle 1011A, is equipped with location breach 1011B between the elastic buckle 1011A, is provided with on the inner cup 105 with location breach 1011B complex location protruding muscle 1053, is provided with on the inner cup 105 with elastic buckle 1011A complex draw-in groove 1051.

The outer cover 101 is a circular cavity with an opening at one end and a closed end, a hardware snap ring 1011 is welded or integrally formed on the inner side of the opening of the outer cover 101, a circular cavity with a downward boss 10510 is arranged at the center of the inner cover 105, a concave cavity 1052 is formed in the boss 10510, a heat insulation block 104 and a cavity inner plug 102 are accommodated in the cavity 1052, an annular groove 10511 is formed between the outer wall of the boss 10510 and the inner wall of the inner cover 105, a cup opening sealing ring 107 is sleeved at the bottom of the annular groove 10511, a groove 1056 is arranged at the upper part of the inner wall of the cavity 1052, a convex buckle 1021 matched with the groove 1056 is arranged at the opening of the cavity inner plug 102, an inner plug sealing ring 103 is arranged between the outer wall of the cavity inner plug 102 and the.

As shown in fig. 6, 7 and 8, the heat-insulating cup cover of the present invention includes an outer cover 101 and an inner cover 105, wherein a hardware snap ring 1011 is fixedly connected to the inner side of the mouth of the outer cover 101, the hardware snap ring 1011 can be welded to the inner side of the mouth of the outer cover 101 to be integrated with the outer cover 101, a seal ring 106 is disposed between the hardware snap ring 1011 and the outer side of the inner cover 105, and the outer cover 101 fastens and fixes the inner cover 105 through an elastic buckle 1011A of the hardware snap ring 1011 and a clamping groove 1051 on the inner cover 105. As shown in fig. 6, 6-1, 6-2, and 6-3, the chamber 1052 for accommodating the thermal insulation block 104 may also adopt another structure, that is, the outer cover 101 is a circular cavity with an open end and a closed end, the inner cover 105 is a circular cavity with an open end and a closed end, the outer surface of the closed end is provided with a circular protrusion 105A, the circular protrusion 105A is adapted to the through hole 101A, the inner surface of the closed end of the inner cover 105 is provided with an annular surrounding rib 1059, the surrounding rib 1059 is provided with a plurality of second grooves 10591, the second groove 10591 is fastened with a thermal insulation cavity 108 with an open end and a closed end, the thermal insulation cavity 108 is provided with a second convex fastener 1081 fastened and fixed with the second groove 10591 on the inner cover 105, the thermal insulation cavity 108 accommodates the thermal insulation block 104, an annular groove 10511 is formed between the outer wall of the surrounding rib 1059 and the inner wall of the inner cover 105, the bottom of the annular groove 105, a second sealing ring 109 is arranged between the connecting surfaces of the surrounding bone 1059 and the circumference of the opening of the heat-insulating cavity 108, and a spiral convex rib 1054 is arranged on the inner wall of the inner cover 105. The surrounding bone 1059 and the thermal insulation cavity 108 are not limited to be connected at the fastening position, and can be fixed by welding, such as ultrasonic welding. The contact part of the upper end surface of the inner cover 105 and the table top is provided with a convex ring or a convex point 1058, which aims to reduce the scratch of the exposed surface of the inner cover when the inner cover is placed on the table top.

The vacuum cup comprises a cup body 2 and the vacuum cup cover, wherein a second spiral convex rib 211 is connected with the circumferential outer wall of the cup opening part of the cup body 2, and when the inner cover 105 is covered with the cup body 2, the spiral convex rib 1054 on the inner wall is in matched screwed connection with the inner wall.

Wherein, the cup body 2 comprises a cup shell 21 and an inner container 22, the inner container 22 is sleeved in the cup shell 21 and is welded and fixed on the cup shell 21, the opening of the inner container 22 is provided with a circle of outward turned edge 221, the outward turned edge 221 is flush with the opening of the cup shell 21, the opening of the inner container 22 is welded and fixed through a welding seam 222 positioned at the opening of the cup shell 21, the inner container 22 is welded and fixed with the cup shell 21 through laser welding, a certain gap 223 is reserved between the outer wall of the inner container 22 and the inner wall of the cup shell 21 to achieve enough thickness of the mouth of the cup, so as to ensure that after the mouth of the cup is welded, when the mouth of the cup is polished, the mouth of the cup cannot be too thin to generate too thin sharp edge to scratch the mouth of a user, because the outer wall of the opening of the inner container and the inner wall of the cup shell are installed in a close fit together in a common design, the welding seam is also positioned at the level with the top end of the opening of, the defect that the mouth is scratched by welding seams or sharp edges exists in the using process. The cup rim design well overcomes the defects, effectively improves the comfort level, has good safety performance, and greatly improves the use experience of users.

Meanwhile, the bottom of the cup body 2 is provided with the soft rubber pad 23, the bottom of the cup shell 21 is provided with the cup pad sinking platform 214, the soft rubber pad 23 is pasted on the cup pad sinking platform 214 by adopting 3M back glue, and the plane 231 of the soft rubber pad 23 in contact with the table top is higher than the plane of the bottom of the cup shell 21, so that when the vacuum cup is in contact with the table top or other platforms, the surface of the cup shell or paint can be prevented from being scratched and damaged, the collision abnormal sound of the cup and the table top can be reduced, and meanwhile, the vacuumized soldering paste 215 can be shielded to achieve the purpose of attractive appearance and ugly blocking. The outer wall of the cup mouth of the cup body 2 is also provided with a circle of convex ribs 212, the starting end of the cup mouth necking forms an annular groove 213, a lifting ring 3 can be installed in the annular groove 213, and the lifting ring 3 is arranged between the cup cover 1 and the cup body 2.

The invention adopts the structure that the hardware snap ring 1011 is welded on the inner side of the opening part of the outer cover 101, the clamping groove 1051 is arranged on the circumference of the outer wall of the inner cover 105, and the hardware snap ring 1011 welded on the outer cover 101 carries out barb type buckling on the inner cover and the outer cover, thereby effectively solving the problem of fixing between the outer cover 101 and the inner cover 105, overcoming the defects that the traditional connecting structure of the outer cover and the inner cover is complicated, has high cost, is easy to loosen the outer cover and the inner cover, or needs to be bonded by glue, and having the following advantages:

1. when the inner cover 105 is installed in the outer cover 101, the elastic buckle 1011A of the hardware snap ring 1011 welded on the inner side wall of the outer cover 101 is elastically stretched outwards by the extrusion of the side wall of the inner cover 105, when the elastic buckle 1011A moves to the position of the clamping groove 1051 of the inner cover 105, the elastic buckle 1011A retracts and rebounds because of the abdication of the clamping groove 1051, at this time, if one end of an external force pulls the outer cover 101 and the other end pulls the inner cover 105 to separate the outer cover 101 and the inner cover 105, only the outer cover 101 and the inner cover 105 are more and more tightened, because the inner cover 105 is more pulled at this time, the elastic buckle 1011A sinks deeper into the clamping groove, and only the inner cover 105 on the cup cover 101 is more and more tightened, so that the connection between the inner cover 105 and the;

2. the hardware snap ring 1011 is provided with the elastic buckle 1011A, the inner cover 105 is provided with the clamping groove 1051 matched with the elastic buckle 1011A, the hardware snap ring 1011 is also provided with the positioning notch 1011B, the inner cover 105 is provided with the positioning convex rib 1053 matched with the positioning notch 1011B, and the positioning convex rib 1053 is matched with the positioning notch 1011B of the hardware snap ring 1011, so that the inner cover 105 and the outer cover 101 of the cup cover cannot radially loose and rotate;

3. the cavity 1052 for accommodating the heat insulation block 104 and the inner cover 105 are preferentially formed by integral injection molding, so that the phenomenon that liquid in a cup enters the cavities of the inner cover 105 and the outer cover 101 due to poor sealing can be avoided.

As shown in figures 2, 3, 4 and 5, the installation method of the heat preservation cup cover of the invention is as follows:

1. the cavity 1052 of the inner cover 105 is opened outwards, the heat insulation block 104 is arranged in the heat insulation cavity 1052 of the inner cover 105, the convex button 1021 of the cavity inner plug 102 sleeved with the inner plug sealing ring 103 is buckled in by aligning with the cavity groove 1056, and the cavity inner plug 102 is fastened and fastened through the male and female button connection to compress the inner plug sealing ring 103 so as to achieve the cavity sealing; the sealing ring 106 is sleeved on the silica gel groove 1057 of the inner cover 105, and the inner plug sealing ring 103 is not arranged in sequence in the cup cover assembling step. After assembly, checking whether the assembly of the inner plug sealing ring is flat and uniform and whether the inner plug 102 of the cavity is matched in place, and then entering the next step;

2. the opening of the outer cover 101 welded with the hardware snap ring 1011 faces outwards, then the surface of the inner cover assembly provided with the cavity inner plug 102 and provided with the sealing ring 106 is aligned with the opening of the outer cover 101, the positioning convex rib 1053 arranged on the inner cover 105 is aligned with the positioning notch 1011B of the hardware snap ring 1011, and the inner cover assembly is vertically pressed downwards into the elastic buckle 1011A arranged on the inner cover 105 to be matched with the clamping groove 1051, so that the inner cover 105 of the cup cover is connected with the outer cover 101;

3. the cup-mouth sealing ring 107 is arranged in an annular groove 10511 formed by the inner cover 105 and the outer wall of the chamber 1052;

4. finally, the entire lid assembly inner lid 105 is checked for good fit with the outer lid 101 and the cup rim seal ring 107 is assembled in place.

Claims

1. The utility model provides a heat preservation bowl cover, includes enclosing cover (101) and inner cover (105), characterized by: the oral area inboard of enclosing cover (101) is fixed to be provided with five metals snap ring (1011) of taking the barb structure, five metals snap ring (1011) with be provided with sealing washer (106) between inner cup (105) the outside, enclosing cover (101) are fixed through five metals snap ring (1011) and inner cup (105) straining.

2. The heat-preserving cup cover as claimed in claim 1, characterized in that: hardware clasp (1011) is inboard at the oral area of enclosing cover (101) through welding or integrated into one piece, the upper portion of hardware clasp (1011) is equipped with elastic buckle (1011A), be equipped with location breach (1011B) between elastic buckle (1011A), be provided with on inner cup (105) with location breach (1011B) complex location protruding muscle (1053), be provided with on inner cup (105) with elastic buckle (1011A) complex draw-in groove (1051).

3. The heat-preserving cup cover as claimed in claim 2, characterized in that: the utility model discloses a round cavity, including the enclosing cover (101), inner cup (105), boss (10510), annular ditch (10511), cup mouth sealing washer (107) have been cup jointed to the bottom of annular ditch (10511), cavity (1052) inner wall upper portion is equipped with recess (1056), and cavity inner plug (102) opening part is equipped with the buckle (1021) with recess (1056) adaptation, be provided with inner plug sealing washer (103) between cavity inner plug (102) outer wall and cavity (1052) inner wall, inner cup cover (105) inner wall is equipped with spiral protruding muscle (1054) for the round cavity that one end opening one end was closed, inner cup (105) center is equipped with decurrent boss (10510), boss (10510) inner wall internal shaping has concave cavity (1052), cavity (1052) is held insulating block (104) and cavity inner plug (102), be formed between boss (10510) outer wall and inner cup mouth sealing washer (107), cavity (1052) inner wall upper.

4. The heat-preserving cup cover as claimed in claim 2, characterized in that: the outer cover (101) is a circular cavity with an opening at one end and a through hole (101A) at the other end, the inner cover (105) is a circular cavity with an opening at one end and a closed end, a circular convex block (105A) is arranged on the outer surface of the closed end of the inner cover, the circular convex block (105A) is matched with the through hole (101A), an annular surrounding bone (1059) is arranged on the inner surface of the closed end of the inner cover (105), a plurality of second grooves (10591) are arranged on the surrounding bone (1059), another heat-insulating cavity (108) with an opening at one end and a closed end is buckled on the second grooves (10591), a second convex buckle (1081) is arranged on the heat-insulating cavity (108) and is fastened and fixed with the second grooves (10591) on the inner cover (105), a heat-insulating block (104) is accommodated in the heat-insulating cavity (108), and an annular groove (10511) is formed between the, the bottom of annular ditch (10511) has cup mouth sealing washer (107) cup jointed, enclose between the face of connecting that bone (1059) and heat preservation cavity (108) oral area circumference buckled each other and be equipped with second sealing washer (109), inner cover (105) inner wall is equipped with spiral protruding muscle (1054).

5. A thermos cup comprising a cup body (2) and a thermos cup lid according to any of claims 1 to 4.

6. A thermos cup according to claim 5, wherein: the cup body (2) comprises a cup shell (21) and an inner container (22), the inner container (22) is sleeved in the cup shell (21), an opening of the inner container (22) is provided with a circle of flanging (221), the flanging (221) is flush with the opening of the cup shell (21), the opening of the inner container (22) is welded and fixed through a welding seam (222) located at the opening of the cup shell (21), the inner container (22) is welded and fixed with the cup shell (21) through laser welding, and a gap (223) is reserved between the outer wall of the inner container (22) and the inner wall of the cup shell (21).

7. A thermos cup according to claim 6, wherein: the soft rubber mat (23) is arranged at the bottom of the cup body (2), the cup mat sinking table (214) is arranged at the bottom of the cup shell (21), the soft rubber mat (23) is attached to the cup mat sinking table (214), and the plane (231) of the soft rubber mat (23) in contact with the table top is higher than the plane at the bottom of the cup shell (21).

8. A thermos cup according to claim 7, wherein: cup (2) rim of a cup outer wall still is equipped with round protruding muscle (212) and cup rim of a cup throat initial start end and forms annular groove (213), install handle ring (3) in annular groove (213), handle ring (3) set up between the two of bowl cover (1) and cup (2).