Anti-leakage heat preservation bag

Abstract

The utility model relates to the technical field of heat preservation bags, and discloses an anti-leakage heat preservation bag which comprises a bag body and handles fixedly arranged on the front side and the rear side of the bag body. The protection assembly comprises a bottom pad fixedly arranged on the bottom wall in the bag body, a plurality of supporting columns arranged above the bottom pad in a sliding mode, a fixing band, a binding band A and a binding band B which are detachably connected with the bottom pad, and a top pad located above the binding band A and the binding band B. The binding band A is located above the binding band B, the binding band A and the binding band B are arranged in a cross shape, and the supporting columns are arranged in a circumferential shape. And the fixing belt is sleeved on the supporting column. The lunch box fixing device has the advantages that the lunch box can be fixed to prevent food from spilling and leaking, and the problems that when a vehicle passes through a deceleration strip or is braked suddenly, the vehicle jolts, soup is spilled and leaked when the food in a heat preservation bag contains the soup, and dining experience becomes poor are solved.

Description

Technical Field

[0001] This utility model relates to the field of thermal insulation bag technology, specifically to a leak-proof thermal insulation bag. Background Technology

[0002] Insulated bags are packaging tools with heat insulation and temperature control properties, commonly used to hold various foods and maintain their temperature and freshness. They can be used for both heat preservation and refrigeration. During use, insulated bags not only effectively keep food warm but also prevent it from being directly exposed to the air, ensuring cleanliness and hygiene.

[0003] When people carry food, they usually put the food into a lunchbox, then into an insulated bag, and then place the insulated bag on their electric bike or in their car. However, when the vehicle goes over speed bumps or brakes suddenly, the vehicle will shake, and if the food in the insulated bag contains soup, it is easy for the soup to spill, resulting in a poor dining experience. Utility Model Content

[0004] The purpose of this invention is to provide a leak-proof and heat-insulating bag to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a leak-proof and heat-insulating bag, comprising a bag body and handles fixedly disposed on the front and rear sides of the bag body, characterized in that: a protective component is provided inside the bag body, the protective component comprising a bottom pad fixedly disposed on the bottom wall inside the bag body, a plurality of support columns slidably disposed above the bottom pad, a fixing strap, straps A and B detachably connected to the bottom pad, and a top pad located above straps A and B, wherein strap A is located above strap B and is arranged in a cross shape with strap B, the support columns are arranged in a circular shape, and the fixing strap is sleeved on the support columns.

[0006] Preferably, hook and loop fasteners A are fixedly installed on the top of the base pad on the left and right sides of the support column, hook and loop fasteners B are fixedly installed on both ends of the strap A, and hook and loop fasteners A and B are connected in a close fit. Hook and loop fasteners C are fixedly installed on the top of the base pad on the front and rear sides of the support column, and hook and loop fasteners D are fixedly installed on both ends of the strap B, and hook and loop fasteners C and D are connected in a close fit.

[0007] Preferably, a groove is provided on the top wall of the base pad, and a slider is fixedly provided below the support column. The slider is inserted into the groove and slidably connected to the base pad.

[0008] Preferably, an anti-detachment groove is provided on the bottom wall of the slide groove, the width of the anti-detachment groove is greater than the width of the slide groove, and an anti-detachment block matching the anti-detachment groove is fixedly provided below the slider, the anti-detachment block is inserted into the anti-detachment groove and slidably connected with the bottom pad.

[0009] Preferably, a counterweight plate is fixedly installed above the top pad, and a handle is fixedly installed above the counterweight plate.

[0010] Preferably, a plurality of guide posts are fixedly arranged above the base pad, and the counterweight plate is provided with guide holes that match the guide posts. The guide posts are inserted into the guide holes and slidably connected with the counterweight plate.

[0011] Preferably, the bottom pad and the top pad are both elastic pads, and the fixing strap, strap A and strap B are all elastic bands.

[0012] The beneficial effects of this utility model are as follows: When using this utility model, place the lunchbox on the bottom pad and position the lunchbox inside the support column. Slip the fixing strap onto the support column. Since the fixing strap is an elastic band, it will pull the support column, causing it to slide until the support column is tightened against the outside of the lunchbox, thus fixing the lunchbox body and preventing it from tipping over. Attach Velcro A and Velcro B together to fix strap A to the bottom pad, and attach Velcro C and Velcro D together to fix strap B to the bottom pad. Press both straps A and B down... The food container is arranged in a cross shape at the top to secure the lid and prevent it from falling off. The top pad is placed above the strap A, positioning the food container between the top and bottom pads, further securing it and preventing food spillage. In summary, this invention effectively secures the food container and prevents food spillage, solving the problem of spillage when a vehicle travels over speed bumps or brakes suddenly, especially if the food in the insulated bag contains liquids, thus negatively impacting the dining experience. Attached Figure Description

[0013] Appendix Figure 1 This is a schematic diagram of the structure of this utility model;

[0014] Appendix Figure 2 This is a schematic diagram of the internal structure of the present invention;

[0015] Appendix Figure 3 This is a top view of the present invention;

[0016] Appendix Figure 4 For the appendix Figure 3 Sectional view at point AA.

[0017] In the diagram: 1. Bag body; 2. Handle; 3. Bottom pad; 4. Support column; 5. Fixing strap; 6. Tie A; 7. Tie B; 8. Top pad; 9. Hook and loop fastener A; 10. Hook and loop fastener B; 11. Hook and loop fastener C; 12. Hook and loop fastener D; 13. Slide groove; 14. Slider; 15. Anti-detachment groove; 16. Anti-detachment block; 17. Counterweight plate; 18. Handle; 19. Guide column; 20. Guide hole. Detailed Implementation

[0018] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0019] like Figure 1-4 As shown, this utility model discloses a spill-proof and heat-insulating bag, including a bag body 1, handles 2 fixedly disposed on the front and rear sides of the bag body 1, and a protective component inside the bag body 1. The protective component includes a bottom pad 3 fixedly disposed on the bottom wall inside the bag body 1, a plurality of support columns 4 slidably disposed above the bottom pad 3, a fixing strap 5, a binding strap A6 and a binding strap B7 detachably connected to the bottom pad 3, and a top pad 8 located above the binding strap A6 and the binding strap B7. The binding strap A6 is located above the binding strap B7 and is arranged in a cross shape with the binding strap B7. The support columns 4 are arranged in a circular shape, and the fixing strap 5 is sleeved on the support column 4. In use, the lunchbox is placed on top of the base pad 3, with the lunchbox positioned inside the support column 4. The fixing strap 5 is then fitted onto the support column 4. Since the fixing strap 5 is elastic, it pulls the support column 4, causing it to slide until the support column 4 is tightly secured to the outside of the lunchbox, thus fixing the lunchbox body and preventing it from tipping over. Hook and loop fasteners A9 and B10 are then attached to secure the strap A6 to the base pad 3. Hook and loop fasteners C11 and D12 are then attached to secure the strap B7 to the base pad 3. Both straps A6 and B7 are then secured. The top pad 8, placed on top of the lunchbox in a cross shape, secures the lunchbox lid and prevents it from falling off. The top pad 8, positioned above the strap A6, further secures the lunchbox between the top pad 8 and the bottom pad 3, preventing food spillage. In summary, this invention effectively secures the lunchbox and prevents food spillage, solving the problem of spillage when a vehicle travels over speed bumps or brakes suddenly, especially if the food in the insulated bag contains liquids, leading to a poor dining experience.

[0020] Preferably, hook and loop fasteners A9 are fixedly installed on the top of the base pad 3 on the left and right sides of the support column 4, and hook and loop fasteners B10 are fixedly installed on both ends of the strap A6. The hook and loop fasteners A9 and B10 are connected in a close fit. Hook and loop fasteners C11 are fixedly installed on the top of the base pad 3 on the front and rear sides of the support column 4, and hook and loop fasteners D12 are fixedly installed on both ends of the strap B7. The hook and loop fasteners C11 and D12 are connected in a close fit. Because the hook and loop fasteners A9 and B10 are connected in a close fit, it facilitates the installation and removal of the strap A6; because the hook and loop fasteners C11 and D12 are connected in a close fit, it facilitates the installation and removal of the strap B7.

[0021] Preferably, a groove 13 is provided on the top wall of the base pad 3, and a slider 14 is fixedly provided below the support column 4. The slider 14 is inserted into the groove 13 and slidably connected to the base pad 3. Since the slider 14 is inserted into the groove 13 and slidably connected to the base pad 3, it facilitates the sliding of the support column 4, thereby allowing the support column 4 to be adapted to lunch boxes of different sizes.

[0022] Preferably, an anti-detachment groove 15 is formed on the bottom wall of the slide groove 13. The width of the anti-detachment groove 15 is greater than the width of the slide groove 13. An anti-detachment block 16 matching the anti-detachment groove 15 is fixedly disposed below the slider 14. The anti-detachment block 16 is inserted into the anti-detachment groove 15 and slidably connected to the bottom pad 3. Since the width of the anti-detachment groove 15 is greater than the width of the slide groove 13, and the anti-detachment block 16 matching the anti-detachment groove 15 is fixedly disposed below the slider 14, inserting the anti-detachment block 16 into the anti-detachment groove 15 and slidably connecting it to the bottom pad 3 serves to prevent the slider 14 from falling off the bottom pad 3.

[0023] Preferably, a counterweight plate 17 is fixedly installed above the top pad 8, and a handle 18 is fixedly installed above the counterweight plate 17. The counterweight plate 17 fixedly installed above the top pad 8 serves to press the lunchbox firmly; the handle 18 fixedly installed above the counterweight plate 17 facilitates the removal of the counterweight plate 17.

[0024] Preferably, a plurality of guide posts 19 are fixedly disposed above the base pad 3, and the counterweight plate 17 has guide holes 20 that match the guide posts 19. The guide posts 19 are inserted into the guide holes 20 and slidably connected with the counterweight plate 17. Since the guide posts 19 are inserted into the guide holes 20 and slidably connected with the counterweight plate 17, they guide the counterweight plate 17 and prevent the counterweight plate 17 from tilting.

[0025] Preferably, the bottom pad 3 and the top pad 8 are both elastic pads, and the fixing strap 5, the binding strap A6, and the binding strap B7 are all elastic bands. Since the bottom pad 3 and the top pad 8 are both elastic pads, they prevent the lunchbox from being crushed; since the fixing strap 5, the binding strap A6, and the binding strap B7 are all elastic bands, they can be adapted to different sizes of lunchboxes.

[0026] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A leak-proof insulated bag, comprising a bag body (1) and handles (2) fixedly disposed on the front and rear sides of the bag body (1), characterized in that: The bag body (1) is provided with a protective component inside. The protective component includes a bottom pad (3) fixedly installed on the bottom wall inside the bag body (1), several support columns (4) slidably installed above the bottom pad (3), a fixing strap (5), a binding strap A (6) and a binding strap B (7) detachably connected to the bottom pad (3), and a top pad (8) located above the binding strap A (6) and the binding strap B (7). The binding strap A (6) is located above the binding strap B (7) and is arranged in a cross shape with the binding strap B (7). The support column (4) is arranged in a circular shape. The fixing strap (5) is sleeved on the support column (4).

2. The spill-proof and heat-insulating bag according to claim 1, characterized in that: The bottom pad (3) is fixedly provided with Velcro A (9) located on the left and right sides of the support column (4). Velcro B (10) is fixedly provided at both ends of the strap A (6). Velcro A (9) and Velcro B (10) are attached together. Velcro C (11) is fixedly provided on the top of the bottom pad (3) located on the front and rear sides of the support column (4). Velcro D (12) is fixedly provided at both ends of the strap B (7). Velcro C (11) and Velcro D (12) are attached together.

3. The spill-proof insulated bag according to claim 1, characterized in that: The bottom pad (3) has a groove (13) on its top wall, and a slider (14) is fixedly installed below the support column (4). The slider (14) is inserted into the groove (13) and slidably connected to the bottom pad (3).

4. A leak-proof heat-insulating bag according to claim 3, characterized in that: The bottom wall of the slide groove (13) is provided with an anti-detachment groove (15), the width of the anti-detachment groove (15) is greater than the width of the slide groove (13), and an anti-detachment block (16) matching the anti-detachment groove (15) is fixedly provided below the slider (14). The anti-detachment block (16) is inserted into the anti-detachment groove (15) and slidably connected to the bottom pad (3).

5. The spill-proof and heat-insulating bag according to claim 1, characterized in that: A counterweight plate (17) is fixedly installed above the top pad (8), and a handle (18) is fixedly installed above the counterweight plate (17).

6. A leak-proof heat-insulating bag according to claim 5, characterized in that: Several guide posts (19) are fixedly installed above the base pad (3). The counterweight plate (17) has guide holes (20) that match the guide posts (19). The guide posts (19) are inserted into the guide holes (20) and slidably connected to the counterweight plate (17).

7. A spill-proof and heat-insulating bag according to claim 1, characterized in that: The bottom pad (3) and the top pad (8) are both elastic pads, and the fixing strap (5), strap A (6) and strap B (7) are all elastic straps.

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