A double-layered thermos cup

Abstract

An inner and outer double-layer combined thermos cup comprises a cup body made of stainless steel material, a sealing sleeve made of silicone material is arranged on the upper opening of the cup body, the sealing sleeve is composed of an upper sealing ring, a step and a lower sealing ring, the outer wall of the lower sealing ring is clamped and sealed with the inner wall of the upper opening of the cup body, the lower end of the step is in sealing contact with the upper end face of the cup body, an inner liner made of glass material is arranged in the sealing sleeve, the upper part of the inner liner is provided with a flared opening, the lower part of the flared opening is in contact with the upper part of the step of the sealing sleeve, the outer wall of the flared opening is clamped and sealed with the inner wall of the upper sealing ring, a cup cover is arranged on the inner liner, and the cup cover is in sealing contact with the inner wall of the flared opening of the inner liner. The cup body is made of stainless steel material, has a good grip, low thermal conductivity, good heat preservation effect, high strength, not easy to break, and long service life, the inner liner is made of glass material, not easy to scale, easy to remove sediment inside the cup, and easy to clean.

Description

Technical Field

[0001] The utility model relates to an inner and outer double-layer combined thermos cup, belonging to the technical field of thermos cups. Background Art

[0002] Thermos cups are mainly divided into stainless steel, glass, ceramic, purple clay, plastic, etc. according to different materials. In order to ensure the heat preservation effect of the thermos cup and prevent the hot water in the cup from scalding the hands, people have designed double-layer thermos cups. However, the shell and liner of the existing double-layer thermos cups are usually made of the same material, and the shell and liner are integrated through processing, and the function is relatively single. Summary of the invention

[0003] The purpose of the utility model is to overcome the shortcomings of the prior art and provide an inner and outer double-layer combined thermos cup which can be used in combination with an outer shell and an inner liner and can be separated for use. The outer shell and the inner liner can be easily cleaned after separation and has multiple functions and is easy to use.

[0004] The utility model discloses a technical scheme of an inner and outer double-layer combined thermos cup, which comprises a cup body made of stainless steel material, a sealing sleeve made of silicone material is arranged at the upper opening of the cup body, the sealing sleeve is composed of an upper sealing ring, a step and a lower sealing ring, the outer wall of the lower sealing ring is tightly and sealingly matched with the inner wall of the upper opening of the cup body, the lower end of the step is in sealing contact with the end face of the upper opening of the cup body, an inner liner made of glass material is arranged in the sealing sleeve, the upper part of the inner liner is provided with a flared opening, the lower part of the flared opening is in contact with the upper part of the step of the sealing sleeve, the outer wall of the flared opening is tightly and sealingly matched with the inner wall of the upper sealing ring, a cup cover is arranged on the inner liner, and the cup cover is sealingly matched with the inner wall of the flared opening of the inner liner.

[0005] Furthermore, the outer wall of the lower sealing ring is formed with a barbed ring.

[0006] Furthermore, the inner wall of the lower sealing ring is provided with wave-shaped convex ribs.

[0007] Furthermore, the cup cover is provided with a perforation, and a straw is inserted into the perforation.

[0008] Furthermore, a sealing ring is arranged in the perforation, and the sealing ring is in sealing contact with the outer wall of the straw.

[0009] Furthermore, a straw cap is provided on the straw.

[0010] Furthermore, the cup body made of stainless steel material has an inner and outer double-layer structure.

[0011] The utility model discloses an inner and outer double-layer combined thermos cup, which has the beneficial effects of: the cup body and the inner liner forming a double-layer thermos cup; the cup body is made of stainless steel material, has good hand feeling when held, has low thermal conductivity, good heat preservation effect, high strength, is not easy to break, and has a long service life; the inner liner is made of glass material, is not easy to scale, is easy to remove sediment inside the cup, and is easy to clean; the inner liner can also be taken out, and the cup body can be directly used as a drinking cup; the cup body made of stainless steel material can be frozen or heated, has multiple functions, and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of an inner and outer double-layer combined thermos cup of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the cup body and the cup cover in the matching state;

[0014] Figure 3 It is a three-dimensional schematic diagram of the sealing sleeve. DETAILED DESCRIPTION

[0015] The utility model relates to an inner and outer double-layer combined thermos cup, such as Figure 1 — Figure 3 As shown, it includes a cup body 1 made of stainless steel material, a sealing sleeve 2 made of silicone material is arranged at the upper opening of the cup body 1, the sealing sleeve 2 is composed of an upper sealing ring 3, a step 4 and a lower sealing ring 5, the outer wall of the lower sealing ring 5 is tightly and sealedly matched with the inner wall of the upper opening of the cup body 1, the lower end of the step 4 is in sealing contact with the upper end face of the cup body 1, an inner liner 6 made of glass material is arranged in the sealing sleeve 2, the upper part of the inner liner 6 is provided with a flared opening 7, the lower part of the flared opening 7 is in contact with the upper part of the step 4 of the sealing sleeve 2, the outer wall of the flared opening 7 is tightly and sealedly matched with the inner wall of the upper sealing ring 3, a cup cover 8 is arranged on the inner liner 6, and the cup cover 8 is sealedly matched with the inner wall of the flared opening 7 of the inner liner 6.

[0016] Furthermore, the outer wall of the lower sealing ring 5 is formed with a barb ring 9. With the barb ring 9, the outer wall of the lower sealing ring 5 and the inner wall of the cup body 1 are tightly matched and reliable.

[0017] Furthermore, the inner wall of the lower sealing ring 5 is provided with a wave-shaped convex rib 10. The wave-shaped convex rib 10 can improve the structural strength of the lower sealing ring 5 on the one hand, and can reduce the contact area between the lower sealing ring 5 and the inner liner 6 on the other hand, thereby reducing the heat in the inner liner 6 from being transferred to the lower sealing ring 5.

[0018] Furthermore, a perforation 11 is formed in the cup cover 8, and a straw 12 is inserted into the perforation 11. People can directly absorb water in the cup through the straw 12.

[0019] Furthermore, a sealing ring 13 is provided in the perforation 11, and the sealing ring 13 is in sealing contact with the outer wall of the straw 12. With the sealing ring 13, the sealing performance between the straw 12 and the cup cover 8 is improved.

[0020] Further, a straw cap 14 is provided on the straw 12. When not drinking water, the straw cap 14 can be put on the upper opening of the straw 12 to prevent impurities such as dust from entering the straw 12.

[0021] Furthermore, the cup body 1 made of stainless steel material has an inner and outer double-layer structure. When the cup body 1 is directly used as a drinking cup, the inner and outer double-layer structure of the cup body 1 can reduce heat transfer and prevent scalding of hands.

[0022] The utility model discloses an inner and outer double-layer combined thermos cup. When in use, a lower sealing ring 5 of a sealing sleeve 2 made of silicone material can be inserted into an upper opening of a cup body 1 made of stainless steel material, the lower sealing ring 5 is clamped and sealed with the inner wall of the upper opening of the cup body 1 through a hook ring 9 on the outer wall, and then an inner liner 6 made of glass material is inserted into the sealing sleeve 2, the outer wall of a flared opening 7 of the inner liner 6 is clamped and sealed with the inner wall of an upper sealing ring 3, the lower end of the flared opening 7 is in contact with the upper surface of a step 4, the double-layer thermos cup is composed of a cup body 1 made of stainless steel material as an outer layer and an inner liner 6 made of glass material as an inner layer, a cup cover 8 is arranged at the upper opening of the inner liner 6, a straw 12 is inserted into the cup cover 8, and people can also take off the inner liner 6 and the sealing sleeve 2, directly use the cup body 1 made of stainless steel material as a drinking cup, and a cup cover 8 is arranged at the upper opening of the cup body 1, a straw 12 is inserted into the cup cover 8. The present invention provides an inner and outer double-layer combined thermos cup, which can form a double-layer thermos cup by combining a cup body 1 and an inner liner 6. The cup body 1 is made of stainless steel material, has a good grip, low thermal conductivity, good thermal insulation effect, high strength, is not easy to break, and has a long service life. The inner liner 6 is made of glass material, which is not easy to scale, and is easy to remove sediment inside the cup and easy to clean. The inner liner 6 can also be removed and the cup body 1 can be directly used as a drinking cup. The cup body 1 made of stainless steel material can be frozen or heated, has multiple functions, and is easy to use.

Claims

1. An inner and outer double-layer combined thermos cup, characterized in that: The invention comprises a cup body (1) made of stainless steel material, a sealing sleeve (2) made of silicone material is arranged at the upper opening of the cup body (1), the sealing sleeve (2) is composed of an upper sealing ring (3), a step (4) and a lower sealing ring (5), the outer wall of the lower sealing ring (5) is tightly and sealingly matched with the inner wall of the upper opening of the cup body (1), the lower end of the step (4) is in sealing contact with the upper end surface of the cup body (1), an inner liner (6) made of glass material is arranged in the sealing sleeve (2), the upper part of the inner liner (6) is provided with a flared opening (7), the lower part of the flared opening (7) is in contact with the upper part of the step (4) of the sealing sleeve (2), the outer wall of the flared opening (7) is tightly and sealingly matched with the inner wall of the upper sealing ring (3), and a cup cover (8) is arranged on the inner liner (6), and the cup cover (8) is sealingly matched with the inner wall of the flared opening (7) of the inner liner (6).

2. The inner and outer double-layer combined thermos cup according to claim 1, characterized in that: The outer wall of the lower sealing ring (5) is provided with a barbed ring (9).

3. The inner and outer double-layer combined thermos cup according to claim 1, characterized in that: The inner wall of the lower sealing ring (5) is provided with wave-shaped convex ribs (10).

4. The inner and outer double-layer combined thermos cup according to claim 1, characterized in that: The cup cover (8) is provided with a perforation, and a straw (12) is inserted into the perforation.

5. The inner and outer double-layer combined thermos cup according to claim 4, characterized in that: A sealing ring (13) is provided in the perforation, and the sealing ring (13) is in sealing contact with the outer wall of the straw (12).

6. The inner and outer double-layer combined thermos cup according to claim 5, characterized in that: A straw cap (14) is provided on the straw (12).

7. The inner and outer double-layer combined thermos cup according to claim 1, characterized in that: The cup body (1) made of stainless steel material has an inner and outer double-layer structure.

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