Baby sleeping bag

Abstract

The present disclosure provides a baby sleeping bag. A main body of the sleeping bag includes: a rear side; a front side, where the front side is reserved with a window; and an annular bumper, where a rear edge of the annular bumper is connected to an outer edge of the rear side, a front edge of the annular bumper is connected to an outer edge of the front side, a three-dimensional space for accommodating a baby is surrounded and formed by the annular bumper, the front side and the rear side, and the front side selectively opens or closes the three-dimensional space.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] The application claims priority to Chinese patent application No. 202420285989.4, filed on Feb. 6, 2024, the entire contents of which are incorporated herein by reference.TECHNICAL FIELD

[0002] The present disclosure relates to a baby sleeping bag.BACKGROUND

[0003] A baby sleeping bag is a sleeping article used for wrapping a baby's body to prevent the baby from kicking off a quilt during sleeping. In addition to providing a sleeping environment for babies, the baby sleeping bag can also provide a relatively safe space for babies when they go out. Baby sleeping bags are constantly updated in the application; however, most of the baby sleeping bags in the existing market still have some technical deficiencies, for example:

[0004] firstly, the position of a hat is not proper, an excessively long brim is easy to cover the baby's nose and mouth, causing the baby to suffocate, and an excessively short brim cannot ensure a good heat-insulating effect.

[0005] Secondly, during traveling, the method and effect of fixing the baby sleeping bag on a stroller are not ideal, resulting in the slipping risk of the sleeping bag and the baby due to the restricted activities of the baby or improper fixation in the sleeping bag.

[0006] Thirdly, each sleeping bag has a usage temperature. It is necessary to prepare a variety of sleeping bags to cope with the temperature changes in the four seasons. For families, in addition to more expenses, many troubles such as selection, care and storage are also brought.SUMMARY

[0007] An objective of the present disclosure is to provide a baby sleeping bag, for solving at least one technical deficiency in the prior art.

[0008] To achieve the above objective, the present disclosure provides the following technical solution:

[0009] a baby sleeping bag,

[0010] where a main body of the sleeping bag includes:

[0011] a rear side;

[0012] a front side, the front side being reserved with a window, and at least one part of a baby's head being capable of being exposed from the window; and

[0013] an annular bumper, a rear edge of the annular bumper being connected to an outer edge of the rear side, a front edge of the annular bumper being connected to an outer edge of the front side, a three-dimensional space for accommodating a baby being surrounded and formed by the annular bumper, the front side and the rear side, and

[0014] the front side selectively opening or closing the three-dimensional space.

[0015] In some embodiments, the front side includes a first side and a second side, the first side and the second side are mutually connected through a first connecting assembly to form the front side, and the three-dimensional space is selectively opened or closed by the first connecting assembly.

[0016] In some embodiments, a first connecting piece is arranged on one side of the first side or / and the second side close to the first connecting assembly; a second connecting piece is arranged on one side of the first side or / and the second side away from the first connecting assembly; and the first connecting piece and the second connecting piece are selectively combined or separated.

[0017] In some embodiments, the sleeping bag further includes a wrapping band, arranged in the sleeping bag and configured to wrap a baby.

[0018] In some embodiments, the sleeping bag further includes at least one second connecting assembly;

[0019] the wrapping band includes a first wrapping band and a second wrapping band, a first end of the first wrapping band is fixedly connected to a left side of the sleeping bag, a first end of the second wrapping band is fixedly connected to a right side of the sleeping bag, and a second end of the first wrapping band and a second end of the second wrapping band are mutually connected through the second connecting assembly; or

[0020] the wrapping band has a banded structure, at least one end of the wrapping band is fixedly connected to a left side or a right side of the sleeping bag, and the other end of the wrapping band is connected to the right side or the left side of the sleeping bag through the second connecting assembly; or

[0021] the wrapping band has a banded structure, and two ends of the wrapping band are connected to a left side and a right side of the sleeping bag through the second connecting assembly.

[0022] In some embodiments, a covering sheet is arranged above the front side, and the covering sheet is capable of covering at least one part of the front side and covering at most one part of the window; and

[0023] an outer edge of the covering sheet is connected to the main body of the sleeping bag through a fourth connecting assembly.

[0024] In some embodiments, a third connecting piece is arranged on one side of the front side facing the covering sheet, and a fourth connecting piece in matched connection with the third connecting piece is arranged on one side of the covering sheet facing the front side; and

[0025] the covering sheet and the front side are attached more closely through the combination between the third connecting piece and the fourth connecting piece.

[0026] In some embodiments, a sixth connecting piece is arranged on one side of the covering sheet close to the window; and

[0027] the main body of the sleeping bag is provided with a fifth connecting piece close to the window and the front side, and the fifth connecting piece and the sixth connecting piece are selectively combined or separated.

[0028] In some embodiments, a sixth connecting piece is arranged on one side of the covering sheet close to the window; and

[0029] a seventh connecting piece is arranged on one side of the covering sheet away from the window, the seventh connecting piece and the sixth connecting piece are selectively combined or separated, and the covering sheet keeps a curled state of the covering sheet through the combination between the sixth connecting piece and the seventh connecting piece.

[0030] In some embodiments, a closing assembly is arranged on a side edge of the covering sheet close to the window, and the closing assembly is configured to tighten the side edge and tighten a left side and a right side of the sleeping bag connected to the side edge into the sleeping bag.

[0031] In some embodiments, a fastening band is arranged on at least one side of the annular bumper, and the sleeping bag is fixed on an object for bearing the sleeping bag through the fastening band.

[0032] In some embodiments, an eighth connecting piece and a ninth connecting piece are arranged on the fastening band; and

[0033] the fastening band is connected to or separated from the object forbearing the sleeping bag selectively through the combination or separation between the eighth connecting piece and the ninth connecting piece.

[0034] In some embodiments, a rim is arranged at the window, an outer edge of the brim is connected to an upper edge of the annular bumper, and the brim retains at least one part of the window.

[0035] In some embodiments, the outer edge of the front side is connected to an upper edge of the annular bumper through a third connecting assembly, and the three-dimensional space is selectively opened or closed by the third connecting assembly.

[0036] In some embodiments, the rear side is provided with a plurality of openings.

[0037] Compared with the prior art, the present application has the following beneficial effects:

[0038] The present application adopts a three-dimensional structural design to provide a three-dimensional space for babies to move or sleep. The three-dimensional structural design can keep the brim and the baby's face in good contact or a certain distance, thereby achieving the heat-insulating effect and preventing the brim from covering the baby's nose and mouth.

[0039] In addition, the sleeping bag provided by the present application is provided with the fastening band, so during traveling, the baby sleeping bag can be fixed on the stroller through the fastening band, thereby preventing the sleeping bag from slipping and not affecting the activity space of the baby.

[0040] Thirdly, the sleeping bag is provided with an independent covering sheet, and the front area can be covered with the covering sheet, so that the heat-insulating effect of the sleeping bag can be adjusted. Therefore, the sleeping bag is suitable for a wider temperature range. For families, in addition to reducing expenses, many troubles such as selection, care and storage are reduced.

[0041] Fourthly, the sleeping bag is provided with a plurality of connecting assemblies, and the heat-insulating effect of the sleeping bag is adjusted by the connecting assembly, so that the temperature in the sleeping bag can be controlled within the suitable temperature range of the baby as much as possible.BRIEF DESCRIPTION OF DRAWINGS

[0042] The drawings of the specification that constitute a part of the present application are used to provide a further understanding of the present disclosure. The exemplary embodiments of the present disclosure and the description thereof are used to explain the present disclosure, and do not constitute an improper limitation of the present disclosure. In the drawings:

[0043] FIG. 1 is a schematic diagram of an overall structure of a baby sleeping bag;

[0044] FIG. 2 is a schematic diagram of an overall structure of a baby sleeping bag with a brim;

[0045] FIG. 3 is a structural schematic diagram of a front side in FIG. 2 in an open state;

[0046] FIG. 4 is a schematic diagram of an overall structure of another front side in FIG. 2;

[0047] FIG. 5 is a sectional view of FIG. 2;

[0048] FIG. 6 is a schematic diagram of the back of a rear side in FIG. 2;

[0049] FIG. 7 is a schematic diagram of an overall structure of a baby sleeping bag with a covering sheet and a fastening band;

[0050] FIG. 8 is a schematic diagram of a covering sheet in FIG. 7 in an open state;

[0051] FIG. 9 is a schematic diagram of a covering sheet in FIG. 7 in a curled state; and

[0052] FIG. 10 is a partially enlarged diagram of a position A in FIG. 7.DESCRIPTION OF REFERENCE NUMERALS100—front side; 101—first side; 102—second side; 103—first zipper;104—first connecting piece; 105—second connecting piece; 106—third connecting piece; 107—second zipper;

[0054] 200—rear side; 201—opening;

[0055] 300—left side;

[0056] 400—right side;

[0057] 500—upper side; 501—brim; 502—window; 503—fifth connecting piece;

[0058] 600—lower side;

[0059] 700—covering sheet; 701—third zipper; 702—fourth connecting piece; 703—sixth connecting piece; 704—seventh connecting piece; 705—side edge; 706—closing assembly; 7061—pull rope; 7062—latch fastener;

[0060] 800—fastening band; 801—eighth connecting piece; 802—ninth connecting piece;

[0061] 900—wrapping band; 901—first wrapping band; 902—second wrapping band.DETAILED DESCRIPTION OF THE EMBODIMENTS

[0062] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments. Various examples are provided by way of interpretation of the present disclosure and are not intended to limit the present disclosure. Indeed, it will be apparent to those skilled in the art that modifications and variations may be made in the present disclosure without departing from the scope or spirit of the present disclosure. For example, features shown or described as part of one embodiment may be used in another embodiment to produce yet another embodiment. Therefore, it is desirable that the present disclosure includes such modifications and variations falling within the scope of the appended claims and their equivalents.

[0063] In the description of the present disclosure, the terms “longitudinal”, “transverse”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom” and the like denote orientation or positional relationships based on those shown in the drawings and are intended for ease of description only and not to require that the present disclosure is necessarily constructed and operated in a particular orientation and thus cannot be construed as a limitation to the present disclosure. The terms “connection”, “connect” and “set” used in the present disclosure should be understood in a broad sense, for example, which may refer to a fixed connection or a detachable connection; which may refer to a direct connection or an indirect connection through intermediate components; which may refer to a wired electrical connection, a radio connection, or a wireless communication signal connection, and the specific meanings of the above terms may be understood by those of ordinary skill in the art according to a specific situation.

[0064] One or more examples of the present disclosure are shown in the accompanying drawings. The detailed description uses numeric and letter marks to refer to features in the drawings. Similar or like reference signs in the drawings and descriptions have been used to refer to similar or like parts of the present disclosure. As used herein, the terms “first”, “second” and “third” and the like are used interchangeably to distinguish one member from another and are not intended to denote the location or importance of individual members.

[0065] Referring to FIG. 1, according to the embodiments of the present disclosure, a baby sleeping bag is provided. The sleeping bag provides a three-dimensional space for babies to move or sleep. The sleeping bag includes a left side 300, a right side 400, an upper side 500, a lower side 600, a front side 100 and a rear side 200. The left side 300, the upper side 500, the right side 400 and the lower side 600 are sequentially connected end to end to form an annular bumper. A rear edge of the annular bumper is connected to an outer edge of the rear side 200, and a front edge of the annular bumper is connected to an outer edge of the front side 100. The three-dimensional space is jointly surrounded and formed by the annular bumper, the front side 100 and the rear side 200. One end of the front side 100 close to the upper side 500 is reserved with a window 502, and at least one part of the baby's head can be exposed from the window 502. For example, eyes are exposed, so that it is convenient for the baby to observe the surrounding environment; and the nose or mouth is exposed, so that it is convenient for the baby to breathe, drink water or eat.

[0066] Referring to FIG. 2, in some embodiments, even if the front side 100 is completely closed, the baby's head should not be exposed too much, and one of the reasons is that it is not conducive to the heat insulation of the sleeping bag. Therefore, a brim 501 is arranged at the window 502, an outer edge of the brim 501 is connected to the annular bumper, and the brim 501 is also reserved with a part of space as a window 502, which is convenient for the baby to observe the environment, breathe, drink water, eat and the like.

[0067] Referring to FIG. 2 and FIG. 3, in some embodiments, the front side 100 includes a first side 101 and a second side 102, the first side 101 and the second side 102 are mutually connected through a first zipper 103 to form the front side 100, and the three-dimensional space is closed or opened through the first zipper 103, thereby facilitating the entry and exit of the baby and ensuring the heat-insulating effect and the safety in the sleeping bag.

[0068] In addition, if the ambient temperature is high, the opening size of the sleeping bag can be further adjusted through the first zipper 103, thereby facilitating the adjustment of the temperature in the sleeping bag. When necessary, the first zipper 103 can be fully opened, so that the flow of the air can be further accelerated. Compared with an ordinary sleeping bag, the annular bumper is equivalent to a simple fence and can provide a relatively safe space for babies.

[0069] Further, to fix the opened state of the first side 101 or / and the second side 102, a first connecting piece 104 is arranged on one side of the first side 101 or / and the second side 102 close to the first zipper 103, a second connecting piece 105 is arranged on one side of the first side 101 or / and the second side 102 away from the first zipper 103, and the first connecting piece 104 and the second connecting piece 105 are selectively combined or separated. Specifically, the opening amplitude of the first zipper 103 is adjusted, and through the combination between the first connecting piece 104 and the second connecting piece 105 of the first side 101, the opened state of the first side 101 is fixed, and the open amplitude of the first side 101 is kept. Similarly, through the combination between the first connecting piece 104 and the second connecting piece 105 of the second side 102, the opened state of the second side 102 is fixed, and the open amplitude of the second side 102 is kept.

[0070] An outer edge of the front side 100 is fixedly connected to an upper edge of the annular bumper. In addition, the front side 100 is selectively connected to or separated from the upper edge of the annular bumper. In some embodiments, the outer edge of the front side 100 is connected to the upper edge of the annular bumper through a second zipper 107. Further, the first side 101 and the second side 102 of the front side 100 are connected to the upper bumper respectively through independent zippers.

[0071] In addition, referring to FIG. 4, in some embodiments, the front side 100 has a single-sheet structure, and the outer edge of the front side 100 is selectively connected to or separated from the upper edge of the annular bumper through the second zipper 107. Furthermore, the open amplitude of the sleeping bag can be adjusted through the opening size of the edge of the left side 300 or / and the edge of the right side 400 of the front side 100. To keep the open state of the sleeping bag, at least one first connecting piece 104 is arranged on one side of the front side 100 close to the window 502, at least one second connecting piece 105 is arranged on one side of the front side 100 away from the window 502, and the open state of the sleeping bag is kept through the combination between the first connecting piece 104 and the second connecting piece 105. The first connecting piece 104 and the second connecting piece 105 may be general connecting pieces such as snap fasteners, buttons, magnetic snaps and hook and loop fasteners.

[0072] Referring to FIG. 3 and FIG. 5, in some embodiments, a wrapping band 900 is arranged in the sleeping bag, and has the following functions: 1. the sense of safety of some babies can be improved through the wrapping band 900 at the early stage of birth; 2. a smaller baby is easy to move in the sleeping bag, so the baby can be fixed through the wrapping band 900; and 3. the wrapping band 900 can be wrapped at the baby's abdomen, so that the width of the wrapping band 900 at the abdomen can be further enlarged, and the baby's abdomen can be covered better.

[0073] Further, one embodiment of the wrapping band 900 includes a first wrapping band 901 and a second wrapping band 902, a first end of the first wrapping band 901 is fixedly connected to the left side 300 of the sleeping bag, a first end of the second wrapping band 902 is fixedly connected to the right side 400 of the sleeping bag, and a second end of the first wrapping band 901 and a second end of the second wrapping band 902 are connected through a second connecting assembly. The second connecting assembly may be a general connecting piece such as a zipper, a snap fastener, a button, a magnetic snap and a hook and loop fastener.

[0074] Another embodiment of the wrapping band 900 is: the wrapping band 900 has a banded structure, at least one end of two ends of the wrapping band is fixedly connected to the left side 300 or the right side 400 of the sleeping bag, and the other end of the wrapping band is connected to the right side 400 or the left side 300 of the sleeping bag through the connecting assembly.

[0075] Or the wrapping band 900 has a banded structure, and two ends of the wrapping band are connected to the left side 300 and the right side 400 of the sleeping bag through the second connecting assembly. In some cases, the wrapping band 900 can be directly wrapped at the baby's abdomen independently of the sleeping bag, and two ends are connected through the connecting assemblies at the two ends of the wrapping band 900.

[0076] Referring to FIG. 7 to FIG. 9, in some embodiments, a covering sheet 700 is arranged above the front side 100, and the covering sheet 700 is capable of covering at least one part of the front side 100 and covering at most one part of the window 502. The outer edge of the covering sheet 700 is connected to the main body of the sleeping bag through a third zipper 701. Specifically, the outer edge of the covering sheet 700 is connected to the outer edge of the front side 100 through the third zipper 701, or the outer edge of the covering sheet 700 is connected to the annular bumper through the third zipper 701.

[0077] Further, to improve the heat-insulating effect of the covering sheet 700, a third connecting piece 106 is arranged on one side of the front side 100 facing the covering sheet 700, and a fourth connecting piece 702 in matched connection with the third connecting piece 106 is arranged on one side of the covering sheet 700 facing the front side. The covering sheet 700 and the front side 100 are attached more closely through the combination between the third connecting piece 106 and the fourth connecting piece 702. The third connecting piece 106 and the second connecting piece 702 may be general connecting pieces such as snap fasteners, buttons, magnetic snaps, and hook and loop fasteners.

[0078] In addition, to improve the heat-insulating effect of the covering sheet 700, a fifth connecting piece 503 is arranged on one side of the brim 501 close to the front side 100, and a sixth connecting piece 703 in matched connection with the fifth connecting piece 503 is arranged on the edge of one side of the covering sheet 700 close to the window 502. The covering sheet 700 and the brim 501 can be selectively combined or separated through a connection relationship between the fifth connecting piece 503 and the sixth connecting piece 703. If the ambient temperature is low, the heat-insulating effect of the sleeping bag is kept by selecting the combination between the fifth connecting piece 503 and the sixth connecting piece 703; and if the ambient temperature is high, the heat dissipation of the sleeping bag is facilitated by selecting the separation between the fifth connecting piece 503 and the sixth connecting piece 703. Furthermore, one part of the covering sheet 700 can be curled, so that the coverage area of the covering sheet 700 can be further adjusted, and the heat-insulating capability can be adjusted. In some embodiments, to keep a curled state of the curled part of the covering sheet 700, a seventh connecting piece 704 is arranged on one side of the covering sheet 700 away from the window 502, the seventh connecting piece 704 can be in matched connection with the sixth connecting piece 703, and the curled state of the covering sheet 700 can be kept through the combination between the sixth connecting piece 703 and the seventh connecting piece 704. The fifth connecting piece 503, the sixth connecting piece 703 and the seventh connecting piece 704 may be general connecting pieces such as snap fasteners, buttons, magnetic snaps and hook and loop fasteners.

[0079] In addition, referring to FIG. 7 and FIG. 10, a closing assembly 706 is arranged on a side edge 705 of the covering sheet 700 close to the window 502, and the closing assembly 706 can further tighten the side edge 705 and tighten the left side 300 and the right side 400 of the sleeping bag connected to the side edge 705 into the sleeping bag, so that the heat loss in the sleeping bag can be effectively avoided, and the heat-insulating effect can be improved. Specifically, in some embodiments, the closing assembly 706 includes a pull rope 7061 or a pull band, a closing channel is formed in the side edge 705 of the covering sheet 700 close to the window 502, and the pull rope 7061 is arranged in the closing channel. The pull rope 7061 is tightened, so that the side edge 705, and the left side 300 and the right side 400 connected to the side edge 705 are tightened, and the above objective is achieved.

[0080] Further, in one of the embodiments, two ends of the pull rope 7061 are fixedly connected to two ends of the side edge 705, respectively; and a closing assembly 7062 is arranged in the middle of the pull rope 7061. The middle part of the pull rope 7061 is lifted, the two ends of the pull rope 7061 are tightened, and the tightened state of the pull rope 7061 is locked by the latch fastener 7062, so that the function of the closing assembly 706 is achieved. In another embodiment, at least one end of the pull rope 7061 is a free end, and the free end can extend out of the edge part of the side edge 705 freely. The latch fastener 7062 is arranged at the free end, the pull rope 7061 can be tightened by pulling the free end, and the tightened state of the pull rope 7061 is locked by the latch fastener 7062, so that the function of the closing assembly 706 is achieved.

[0081] The closing assembly is not limited to the above embodiments, and further includes other embodiments capable of achieving the above objective.

[0082] Referring to FIG. 7, in this embodiment, a fastening band 800 is arranged on at least one side of the annular bumper. For example, in this embodiment, fastening bands 800 are arranged on the left side 300 and the left side 400 of the sleeping bag, and the sleeping bag can be fixed on a carrier through the fastening band 800. For example, when going outside, the sleeping bag can be fixed on a baby stroller through the fastening band 800, so that the sleeping bag can be prevented from slipping.

[0083] Further, an eighth connecting piece 801 and a ninth connecting piece 802 are arranged on the fastening band 800. The fastening band 800 can be connected to or separated from the carrier selectively through the combination or separation between the eighth connecting piece 801 and the ninth connecting piece 802. The eighth connecting piece 801 and the ninth connecting piece 802 may be general connecting pieces such as snap fasteners, buttons, magnetic snaps, and hook and loop fasteners.

[0084] Referring to FIG. 6, in some embodiments, the rear side 200 is provided with a plurality of openings 201. In some use environments, a safety belt on the carrier or a tool similar to a rope can pass through the openings 201 to fix the sleeping bag on the carrier, so that the stability and the safety of the sleeping bag can be further improved.

[0085] In the above embodiments, the first zipper 103, the second zipper 107 and the third zipper 701 may be connecting assemblies that enable two parts to be selectively separated or combined; the connecting assemblies can select different technical solutions according to different requirements; and the connecting assemblies include but not limited to connecting assemblies with the similar or same principle, such as zippers, hook and loop fasteners, magnetic stickers, magnetic buckles, buttons and snap fasteners.

[0086] In addition, the annular bumper, the front side 100, the rear side 200 and the brim 501 can be filled with different heat-insulating materials according to the actual requirements. The heat-insulating materials include but not limited to down, cotton, wool, velvet and the like.

[0087] The foregoing is merely a preferred embodiment of the present disclosure and is not intended to limit the present disclosure which may be subject to various modifications and variations to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present disclosure should be included in the scope of protection of the present disclosure.

Claims

1. A baby sleeping bag,wherein a main body of the sleeping bag comprises:a rear side;a front side, the front side being reserved with a window, and at least one part of a baby's head being capable of being exposed from the window; andan annular bumper, a rear edge of the annular bumper being connected to an outer edge of the rear side, a front edge of the annular bumper being connected to an outer edge of the front side, a three-dimensional space for accommodating a baby being surrounded and formed by the annular bumper, the front side and the rear side, andthe front side selectively opening or closing the three-dimensional space.

2. The baby sleeping bag according to claim 1,wherein the front side comprises a first side and a second side, the first side and the second side are mutually connected through a first connecting assembly to form the front side, and the three-dimensional space is selectively opened or closed by the first connecting assembly.

3. The baby sleeping bag according to claim 2,a first connecting piece is arranged on one side of the first side or / and the second side close to the first connecting assembly;a second connecting piece is arranged on one side of the first side or / and the second side away from the first connecting assembly; andthe first connecting piece and the second connecting piece are selectively combined or separated.

4. The baby sleeping bag according to claim 1,further comprising a wrapping band, arranged in the sleeping bag and configured to wrap a baby.

5. The baby sleeping bag according to claim 4,further comprising a second connecting assembly,wherein the wrapping band comprises a first wrapping band and a second wrapping band, a first end of the first wrapping band is fixedly connected to a left side of the sleeping bag, a first end of the second wrapping band is fixedly connected to a right side of the sleeping bag, and a second end of the first wrapping band and a second end of the second wrapping band are mutually connected through the second connecting assembly.

6. The baby sleeping bag according to claim 4,further comprising a second connecting assembly,wherein the wrapping band has a banded structure, one end of the wrapping band is fixedly connected to a left side or a right side of the sleeping bag, and the other end of the wrapping band is connected to the right side or the left side of the sleeping bag through the second connecting assembly.

7. The baby sleeping bag according to claim 4,further comprising a second connecting assembly,wherein the wrapping band has a banded structure, and two ends of the wrapping band are connected to a left side and a right side of the sleeping bag through the second connecting assembly.

8. The baby sleeping bag according to claim 1,wherein the outer edge of the front side is connected to an upper edge of the annular bumper through a third connecting assembly, and the three-dimensional space is capable of being selectively opened or closed by the third connecting assembly.

9. The baby sleeping bag according to claim 1,a covering sheet is arranged above the front side, and the covering sheet is capable of covering at least one part of the front side and covering at most one part of the window; andan outer edge of the covering sheet is connected to the main body of the sleeping bag through a fourth connecting assembly.

10. The baby sleeping bag according to claim 9,wherein a third connecting piece is arranged on one side of the front side facing the covering sheet;a fourth connecting piece in matched connection with the third connecting piece is arranged on one side of the covering sheet facing the front side; andthe covering sheet and the front side are attached more closely through the combination between the third connecting piece and the fourth connecting piece.

11. The baby sleeping bag according to claim 9,wherein a sixth connecting piece is arranged on one side of the covering sheet close to the window; andthe main body of the sleeping bag is provided with a fifth connecting piece close to the window and the front side, and the fifth connecting piece and the sixth connecting piece are selectively combined or separated.

12. The baby sleeping bag according to claim 9,wherein a sixth connecting piece is arranged on one side of the covering sheet close to the window; anda seventh connecting piece is arranged on one side of the covering sheet away from the window, the seventh connecting piece and the sixth connecting piece are selectively combined or separated, and the covering sheet keeps a curled state of the covering sheet through the combination between the sixth connecting piece and the seventh connecting piece.

13. The baby sleeping bag according to claim 9,wherein a closing assembly is arranged on a side edge of the covering sheet close to the window, and the closing assembly is configured to tighten the side edge and tighten a left side and a right side of the sleeping bag connected to the side edge into the sleeping bag.

14. The baby sleeping bag according to claim 1,wherein a brim is arranged at the window, an outer edge of the brim is connected to an upper edge of the annular bumper, and the brim retains at least one part of the window.

15. The baby sleeping bag according to claim 1,wherein the rear side is provided with a plurality of openings.

16. The baby sleeping bag according to claim 1,wherein a fastening band is arranged on at least one side of the annular bumper, and the sleeping bag is fixed on an object for bearing the sleeping bag through the fastening band.

17. The baby sleeping bag according to claim 16,wherein an eighth connecting piece and a ninth connecting piece are arranged on the fastening band, and the fastening band is capable of being connected to or separated from the object for bearing the sleeping bag selectively through the combination or separation between the eighth connecting piece and the ninth connecting piece.

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