Portable vehicle-mounted milk heater

Abstract

The utility model relates to a portable vehicle-mounted milk heater which comprises a shell, a cover body and a storage box, wherein the upper end and the lower end of the shell are opened; the cover body is used for sealing the opening in the upper end of the shell; a milk powder accommodating cavity is formed in the storage box; a partition plate assembly is arranged in the shell and divides an inner cavity of the shell into an upper cavity and a lower cavity. A heating module for heating the feeding bottle is arranged in the side wall of the upper cavity, a discharging opening extending into the lower cavity is formed in the upper end of the storage box, a plugging part for plugging the lower end opening of the shell is further arranged at the lower end of the storage box, and when the feeding bottle is assembled in place, the plugging part completely seals the lower end opening of the shell; the sealing part can tightly seal the lower end opening of the shell, milk powder is effectively prevented from being turned over and scattered, the overall sealing performance of the milk heater is improved, and the milk heater has good practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to life article technical field, especially a portable vehicle-mounted hot milk device. BACKGROUND

[0002] The stomach capacity of infants is small, and they are prone to feel hungry, so they need to eat milk powder 5-6 times a day to meet the needs of growth and development, and frequent feeding is a normal phenomenon in the growth process of infants. At present, with the acceleration of modern family life rhythm, many families will choose to go out for a drive on rest days, which can cultivate parent-child relationship and effectively relax body and mind. However, due to the lack of electric appliances that can heat water during the journey, and carrying bucket milk powder or water boiler will increase the weight and volume of luggage, which brings inconvenience to travel. Therefore, there is a problem that infants cannot drink fresh milk powder with appropriate temperature in time.

[0003] In the prior art, such as patent No. CN201711223773.6 discloses a multifunctional portable bottle cover, which comprises a cover, a body and a seat from top to bottom. The bottle is placed in the body of the multifunctional bottle cover, and the seat is provided with a milk powder storage cavity. Although this multifunctional portable bottle cover has the functions of storing milk powder and heating the bottle with brewed milk powder, it provides convenience for brewing milk powder during the journey, but the seat is exposed and cannot be effectively protected, which may cause the milk powder to spill due to bumping during use, and it does not have good sealing performance. Therefore, a portable vehicle-mounted hot milk device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at the deficiencies of the prior art, and provides a portable vehicle-mounted hot milk device, which can well solve the above problems.

[0005] To achieve the above requirements, the utility model adopts the technical scheme of:

[0006] A portable vehicle-mounted hot milk device is provided, which comprises a shell with openings at both upper and lower ends, a cover body sealing the opening at the upper end of the shell, and a storage box with a milk powder containing cavity. The shell is provided with a partition plate assembly, which divides the inner cavity of the shell into an upper chamber and a lower chamber. The side wall of the upper chamber is provided with a heating module for heating the bottle. The upper end of the storage box is provided with a discharge port, and the lower end of the storage box is further provided with a plugging part for plugging the lower end opening of the shell. When assembled in place, the plugging part completely seals the lower end opening of the shell.

[0007] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the diameter of the storage box gradually decreases from the box body part to the bottle mouth part.

[0008] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the diameter of the storage box gradually decreases from the box body part to the bottle mouth part.

[0009] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the lower end of the partition plate assembly is provided with a through hole for the bottle mouth part to extend into the partition plate assembly, and the bottle mouth part is detachably arranged in the partition plate assembly through the connecting assembly; when installed in place, the upper end of the bottle mouth part abuts against the lower surface of the top plate.

[0010] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the partition plate assembly comprises a top plate, a fixed plate and a bottom plate arranged horizontally; the top plate, the fixed plate and the bottom plate are arranged from top to bottom in sequence, the lower end of the fixed plate is vertically provided with a cofferdam, and the lower surface of the cofferdam is fixedly connected with the bottom plate; the through hole is arranged on the bottom plate to allow the bottle mouth part to extend into the cofferdam.

[0011] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the inner wall of the lower cover is further provided with a clamping block, and the outer side wall of the box body part is further provided with a clamping groove for clamping the clamping block.

[0012] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the box body part is cylindrical, a plurality of partition plates are arranged in the box body part along the radial direction, the plurality of partition plates uniformly divide the accommodating cavity into a plurality of chambers, and the bottle mouth part is provided with a box cover assembly for sealing.

[0013] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the box cover assembly comprises a box cover body, a fixed band arranged in a ring shape and sleeved on the upper end of the bottle mouth part, and a connecting band connecting the box cover body and the fixed band; the outer side wall of the bottle mouth part is respectively provided with a groove for embedding the fixed band and the connecting band.

[0014] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the connecting assembly comprises a fixed block arranged on the inner wall of the cofferdam and a fixed groove arranged on the outer side wall of the bottle mouth part; the fixed groove is L-shaped, the longitudinal end of the fixed groove is arranged along the circumferential direction of the bottle mouth part, the transverse end of the fixed groove is vertically upward and penetrates the upper end surface of the storage box, and the fixed block is slidably arranged in the fixed groove; when installation is completed, the fixed block is arranged at one end away from the transverse end of the longitudinal end.

[0015] The utility model discloses a portable vehicle-mounted hot milk device, wherein, the portable vehicle-mounted hot milk device further comprises a control circuit board electrically connected with the heating module, and a cavity for accommodating the control circuit board is arranged between the top plate and the fixed plate.

[0016] The portable vehicle-mounted hot milk device has the lower end opening of the plugging shell of the storage box, the plugging part can tightly close the lower end opening of the shell, the design can effectively prevent the stored milk powder in the storage box from accidentally spilling out during carrying or use to cause pollution to the environment in the vehicle, and the sealing property of the whole hot milk device is improved, the design that the storage box is arranged in the lower chamber can also effectively prevent dust from entering the storage box, prevent the milk powder from being scattered or polluted, so that the freshness and hygiene of the milk powder are maintained, and the growth and development of infants and young children are beneficial.

[0017] The heating module arranged in the upper chamber can be used for heating the feeding bottle, the heating module arranged in the side wall can effectively increase the contact area of the feeding bottle and the heating module, heat loss and waste are reduced, the feeding bottle can be more effectively heated, and the working efficiency of the hot milk device is increased, the independent design of the upper chamber and the lower chamber realizes the functional division of the hot milk device, the structure is simple, and the user is convenient to operate and use, the portable vehicle-mounted hot milk device is convenient to carry in a journey, the sealing property of the whole hot milk device is improved, and good practicability is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the present application will be further described below in combination with the drawings and embodiments, and the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the premise of not paying creative labor:

[0019] Figure 1 It is a whole sectional view of a portable vehicle-mounted hot milk device of the present application.

[0020] Figure 2 It is a perspective view of a storage box in a portable vehicle-mounted hot milk device of the present application.

[0021] Figure 3 It is a perspective view of a lower cover in a portable vehicle-mounted hot milk device of the present application.

[0022] Figure 4 It is a sectional view of a partition plate assembly in a portable vehicle-mounted hot milk device of the present application.

[0023] Figure 5 It is a structure view of a partition plate assembly in a portable vehicle-mounted hot milk device of the present application.

[0024] Figure 6 It is a sectional view of a box body part in a portable vehicle-mounted hot milk device of the present application.

[0025] Figure 7This is a perspective view of a portable car-mounted milk warmer according to this utility model.

[0026] In the diagram: 1. Shell; 10. Upper chamber; 11. Lower chamber; 12. Inlet; 13. Movable groove; 14. Sliding piece; 2. Cover; 3. Storage box; 30. Sealing part; 31. Box body; 32. Bottle mouth; 320. Fixing groove; 321. Longitudinal end; 322. Transverse end; 323. Fixing protrusion; 33. Lower cover; 330. Snap-fit ​​block; 331. Snap-fit ​​groove; 34. Divider plate; 35. Chamber; 4. Divider plate assembly; 40. Top plate; 41. Fixing plate; 42. Bottom plate; 43. Dike; 44. Through hole; 45. Fixing block; 46. Cavity; 47. Positioning rod; 5. Box cover assembly; 50. Box cover body; 51. Fixing strap; 52. Connecting strap; 6. Control circuit board; 7. Battery; 8. Vertical circuit board; 80. Button; 81. Keycap. Detailed Implementation

[0027] The terms "first," "second," "third," and "fourth," etc., used in the specification, claims, and accompanying drawings of this invention are used to distinguish different objects, not to describe a specific order. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion. For example, a process, method, system, product, or apparatus that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units not listed, or may optionally include other steps or units inherent to these processes, methods, products, or apparatuses.

[0028] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of the invention. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0029] "Multiple" refers to two or more. "And / or" describes the relationship between related objects, indicating that three relationships can exist. For example, A and / or B can represent: A alone, A and B simultaneously, or B alone. The character " / " generally indicates that the preceding and following related objects have an "or" relationship.

[0030] Furthermore, the terms indicating orientation, such as "up," "down," "left," "right," "upper end," "lower end," and "longitudinal," are all based on the posture and position of the device or equipment described in this solution during normal use.

[0031] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, a clear and complete description will be provided below in conjunction with the technical solutions in the embodiments of this utility model. Obviously, the described embodiments are some, but not all, embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0032] A preferred embodiment of this utility model provides a portable car-mounted bottle warmer, such as... Figures 1-5 As shown, the device includes a housing 1 with openings at both the top and bottom, a cover 2 that seals the opening at the top of the housing 1, and a storage box 3 with a milk powder containing cavity. The housing 1 has a partition assembly 4 that divides the inner cavity of the housing 1 into an upper chamber 10 and a lower chamber 11. The upper chamber 10 can accommodate one baby bottle, and a heating module for heating the bottle is provided circumferentially along the inner wall of the upper chamber 10. The heating module is a heating resistance wire that can heat and keep warm the liquid in the bottle. It can heat drinking water for preparing milk powder, and also keep the drinking water warm after heating, so that milk powder can be poured into the bottle later. The milk can be prepared at a suitable temperature, making it convenient for users. The heating resistance wire is located inside the side wall of the upper chamber 10 and arranged along the circumferential direction of the upper chamber 10. Of course, those skilled in the art can also choose other installation methods for the heating module, as long as it can heat the internal bottle. For example, it can be arranged in a ring spiral, a circumferential wave, or other shapes. These are conventional technical means and will not be described in detail here. The upper end of the storage box 3 is provided with a discharge port, and the lower end of the storage box 3 is also provided with a sealing part 30 to seal the lower opening of the housing 1. When assembled in place, the sealing part 30 completely seals the lower opening of the housing 1.

[0033] The portable car bottle warmer provided by this utility model has a sealing part 30 at the lower end of the storage box 3 to seal the lower opening of the housing 1. The sealing part 30 can tightly seal the lower opening of the housing 1. This design can effectively prevent the milk powder stored in the storage box 3 from accidentally spilling out during carrying or use and causing pollution to the car interior environment, thus improving the overall sealing performance of the bottle warmer. In addition, the design of the storage box 3 being located in the lower chamber 11 can also effectively prevent dust, bacteria and other pollutants from entering the storage box 3, preventing the milk powder from spilling or being contaminated, thereby keeping the milk powder fresh and hygienic, which is beneficial to the growth and development of infants.

[0034] The heating module inside the upper chamber 10 can be used to heat the baby bottle. The heating module is located inside the side wall, which can effectively increase the contact area between the baby bottle and the heating module, reduce heat loss and waste, and heat the baby bottle more effectively, thus increasing the working efficiency of the bottle warmer. Furthermore, the independent design of the upper chamber 10 and the lower chamber 11 realizes the functional division of the bottle warmer. The structure is simple and easy for users to operate and use. This portable car bottle warmer is easy to carry during travel and improves the overall sealing of the bottle warmer, making it highly practical.

[0035] Furthermore, the storage box and heating module in this utility model realize the functions of milk powder storage and heating or keeping warm the prepared milk, respectively. Both the storage box and the heating module are integrated into the shell, with a simple and compact structure. It realizes the integration of multiple functions such as milk powder storage, heating and keeping warm, which is convenient for use during long-distance travel and has good practicality.

[0036] In this embodiment, the storage box 3 includes a box body 31 with openings at both the top and bottom, a bottle mouth 32 located at the top of the box body 31, and a detachable lower cover 33 located at the bottom of the box body 31 and adapted to the opening at the bottom of the box body 31. The discharge port is located on the upper surface of the bottle mouth 32. The opening at the bottom of the box body 31 is used to fill milk powder, and the opening at the top is used to pour out milk powder. The design of the openings at both the top and bottom makes it very easy to clean, preventing milk powder residue from being difficult to clean in the dead corners of the box body 31. The sealing part 30 is located at the bottom of the box body 31. When assembled, the sealing part 30 completely seals the lower opening of the shell 1, and the lower cover 33 is located outside the lower chamber 11. The sealing part 30 improves the sealing performance of the box body 31, which can effectively ensure the freshness and quality of the milk powder. Moreover, the sealed design is more conducive to extending the shelf life of the milk powder and has strong practicality.

[0037] In this embodiment, the diameter of the storage box 3 gradually decreases from the box body 31 to the bottle mouth 32; both the box body 31 and the bottle mouth 32 are cylindrical, and the diameter of the bottle mouth 32 is smaller than the diameter of the box body 31; the design of gradually decreasing from the box body 31 to the bottle mouth 32 makes the transition part smooth and has a certain tilt angle, forming a natural guiding effect, which makes it easy to pour out the milk powder, reduces the milk powder residue in the bottle, and has better practicality.

[0038] In this embodiment, the lower end of the partition plate assembly 4 is provided with a through hole 44 for the bottle mouth 32 to extend into the partition plate assembly 4. The bottle mouth 32 is detachably installed in the partition plate assembly 4 through a connecting component. When installed in place, the upper end of the bottle mouth 32 abuts against the partition plate assembly 4, which further enhances the stability of the entire structure, prevents loosening or falling off due to vibration or external force, and increases the overall stability of the milk warmer.

[0039] In this embodiment, the partition plate assembly 4 includes a top plate 40, a fixing plate 41, and a bottom plate, all horizontally arranged; the housing 1 is cylindrical; the top plate 40, fixing plate 41, and bottom plate are all circular and coaxially arranged with the housing 1, and the top plate 40, fixing plate 41, and bottom plate are arranged sequentially from top to bottom; the lower end of the fixing plate 41 is vertically provided with an annular dam, and the lower surface of the dam is fixedly connected to the bottom plate; the through hole 44 is circular and coaxially opened on the bottom plate for the bottle mouth 32 to extend into; when the assembly is completed, the upper surface of the bottle mouth 32 abuts against the lower surface of the fixing plate 41, and the outer side wall of the bottle mouth 32 is tightly attached to the inner side wall of the dam; this improves the compactness of the overall structure of the device, the space utilization rate, and enhances the stability of the overall structure.

[0040] In this embodiment, a portable car-mounted milk warmer also includes a control circuit board 6 electrically connected to the heating module. A cavity 46 for accommodating the control circuit board 6 is provided between the top plate 40 and the fixing plate 41. The upper surface of the fixing plate 41 is provided with positioning rods 47 for positioning the control circuit board 6. There are three positioning rods 47, and the line connecting the three positioning rods 47 is an equilateral triangle, which makes the installation structure of the control circuit board stable and reliable.

[0041] In this embodiment, the control circuit board 6 has a battery 7 and a vertically arranged circuit board 8 at its two ends, respectively. The vertical circuit board 8 has a button 80 for controlling the heating module to turn on or off. The housing 1 has a keycap 81 corresponding to the button 80. The charging port of the battery 7 faces outward, and the housing 1 has a socket 12 for inserting a charging connector. The socket 12 is preferably a Type-C interface. This allows the application of this utility model to be not limited to vehicle use, but also portable. When in use, it can be connected to a portable power source, such as a power bank, via a data cable for preparing milk powder and... Heating expands its applicability and makes it easier for users to use. A movable groove 13 is provided on the outer wall of the housing 1, and a sliding piece 14 is slidably disposed within the movable groove 13. The movable groove 13 is rectangular, and the length of the sliding piece 14 is half the length of the movable groove 13. The socket 12 is located within the sliding groove. When charging is required, the sliding piece 14 is moved to the left to expose the socket 12; when charging is not required, the sliding piece is slid to the right to cover the socket 12. Since water is needed when preparing formula, the sliding plate effectively prevents liquid from getting into the socket 12 during use, avoiding electrical leakage and improving the overall safety of the bottle warmer.

[0042] In this embodiment, the inner wall of the lower cover 33 is also provided with a snap-fit ​​block 330, and the outer wall of the box body 31 is also provided with a snap-fit ​​groove for the snap-fit ​​block 330 to snap into; the snap-fit ​​block 330 is provided with a positioning groove, and the longitudinal end 321 of the snap-fit ​​groove is provided with a snap-fit ​​protrusion for the positioning groove to snap into at the end away from the transverse end 322; the snap-fit ​​groove is L-shaped, the longitudinal end 321 of the snap-fit ​​groove is set along the circumferential direction of the box body 31, and the transverse end 322 of the snap-fit ​​groove is vertically downward and penetrates the lower surface of the box body 31; when installing the lower cover 33, the snap-fit ​​block 330 on the lower cover 33 is aligned with the transverse end 322 of the snap-fit ​​groove and snapped in, and rotated along the longitudinal end 321 of the snap-fit ​​groove. When the snap-fit ​​protrusion on the snap-fit ​​groove is snapped into the snap-fit ​​groove 331 on the snap-fit ​​block 330, the lower cover 33 can be snapped in place; this design is simple in structure, quick in operation, and has strong practicality. When installing the lower cover 33, align the snap-fit ​​block 330 on the lower cover 33 with the transverse end 322 of the snap-fit ​​groove and snap it in, and rotate it along the longitudinal end 321 of the snap-fit ​​groove. When the snap-fit ​​protrusion on the snap-fit ​​groove engages with the snap-fit ​​groove 331 on the snap-fit ​​block 330, the lower cover 33 can be secured. This design is simple in structure, quick to operate, and highly practical.

[0043] In this embodiment, the box body 31 is cylindrical, and multiple partition plates 34 are provided radially inside the box body 31. The multiple partition plates are arranged circumferentially along the box body 31. The multiple partition plates 34 evenly divide the receiving cavity into multiple chambers 35. In this embodiment, three partition plates 34 are preferred, and the three partition plates 34 evenly divide the receiving cavity into three chambers 35 with a fan-shaped cross-section and equal size. The arc portion of the chamber 35 is set towards the side wall of the storage box 3, and the structure is compact and beautiful. The bottle mouth 32 is provided with a box cover assembly 5 to seal it. The box cover assembly 5 seals the discharge port at the upper end of the bottle mouth 32. The cross-section of the discharge port is also fan-shaped, which makes it easy for milk powder to be poured out from the arc portion with a larger diameter, which is convenient for users.

[0044] In this embodiment, the lid assembly 5 includes a lid body 50 that is adapted to the shape of the dispensing port and seals the dispensing port at the upper end of the bottle mouth 32, a ring-shaped fixing strap 51 that is sleeved on the upper end of the bottle mouth 32, and a connecting strap 52 that connects the lid body 50 and the fixing strap 51. The lid body 50 has three corresponding to the three dispensing ports. In use, it is preferable to open the lower cover 33 and fill the milk powder from the bottom end of the box body 31. When it is needed to prepare the milk powder, the milk powder is poured out from the dispensing port. The diameter of the bottom end of the box body 31 is larger than the diameter of the lower cover 33. This design makes it convenient for users to fill the milk powder and the dispensing port is convenient. The top-mounted design makes it easy for users to remove the storage box 3 and pour out the milk powder directly, making it highly practical. When the lid body 50 is opened, the connecting strap 52 connects the fixing strap 51 and the lid body 50 together. When pouring milk powder, it is not necessary to place the lid body 50 separately, avoiding contamination by bacteria in the environment when the lid body 50 is placed in a car, on a table, or other places. This improves the cleanliness of the milk warmer and makes it easier for users to use, effectively preventing it from falling or leaking. The outer wall of the bottle mouth 32 is provided with grooves for the fixing strap 51 and the connecting strap 52 to be inserted.

[0045] In this embodiment, the connecting assembly includes a fixing block disposed on the inner wall of the cofferdam 43, and a fixing groove 320 disposed on the outer wall of the bottle mouth 32 and adapted to the fixing block; the fixing groove 320 is L-shaped, the longitudinal end 321 of the fixing groove 320 is disposed along the circumferential direction of the bottle mouth 32, and the transverse end 322 of the fixing groove 320 is vertically upward and penetrates the upper end face of the storage box 3; a fixing protrusion 323 is disposed on the fixing groove 320, the fixing protrusion 323 is semi-cylindrical and vertically disposed on the side surface of the fixing block facing the cofferdam, and the side surface of the fixing block facing the fixing groove 320 is provided with There is a fixing groove for the fixing protrusion 323 to be inserted; the fixing block is slidably disposed in the fixing groove 320; when it is necessary to install the storage box 3 into the lower chamber 11, align the fixing block with the transverse end 322 of the fixing groove 320 and insert it, then hold the storage box 3 and rotate the fixing block along the length direction of the longitudinal end 321 of the fixing groove 320 until the fixing protrusion 323 is engaged in the fixing groove, then the storage box 3 can be installed in the cofferdam; when the installation is completed, the fixing block is located at the end of the longitudinal end 321 away from the transverse end 322; this design structure is simple, quick to operate, and convenient for users.

[0046] It should be understood that those skilled in the art can make improvements or modifications based on the above description, and all such improvements and modifications should fall within the protection scope of the appended claims.

Claims

1. A portable car-mounted hot milk maker characterized by comprising: The portable vehicle-mounted hot milk device comprises a shell with both upper and lower ends being open, a cover body sealing the upper end opening of the shell, and a storage box with a milk powder containing cavity.

2. The portable in-car milk warmer according to claim 1, wherein The storage box comprises a box body part with both upper and lower ends being open, a bottle mouth part arranged at the upper end of the box body part, and a lower cover part arranged at the lower end of the box body part.

3. A portable in-car milk warmer as claimed in claim 2, wherein, The diameter of the storage box gradually decreases from the box body part to the bottle mouth part.

4. The portable in-car milk warmer according to claim 3, wherein The lower end of the partition plate assembly is provided with a through hole for the bottle mouth part to extend into, and the bottle mouth part is detachably connected with the partition plate assembly through a connecting assembly.

5. A portable in-car milk warmer as claimed in claim 4, wherein, The connecting assembly comprises a fixing block arranged on the inner wall of the cofferdam, and a fixing groove arranged on the outer side wall of the bottle mouth part for the fixing block to be clamped into.

6. A portable in-car milk warmer as claimed in claim 5, wherein, The portable vehicle-mounted hot milk device further comprises a control circuit board electrically connected with the heating module, and a cavity for accommodating the control circuit board is arranged between the top plate and the fixing plate.

7. The portable car heater of claim 5, wherein, The lower cover part is further provided with a clamping block on the inner wall thereof, and the outer side wall of the box body part is further provided with a clamping groove for the clamping block to be clamped into.

8. The portable car heater of claim 2, wherein, The box body part is in a cylindrical shape, and a partition plate is arranged in the box body part along the radial direction.

9. The portable car heater of claim 2, wherein, The box cover assembly comprises a box cover body sealing the upper end of the bottle mouth part, a fixing band in an annular shape and sleeved on the upper end of the bottle mouth part, and a connecting band connecting the box cover body and the fixing band.

10. The portable in-car milk warmer according to claim 9, wherein, The outer side wall of the bottle mouth part is respectively provided with a recess for the fixing band and the connecting band to be embedded into.

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