Stable underwear with hollow and breathable underband

Abstract

The utility model relates to the field of brassieres, in particular to a stable brassiere with hollow and breathable underbands, the stable brassiere comprises cup parts, back parts, underbands and shoulder strap parts, the underbands are arranged at the bottoms and the outer sides of the cup parts, the back parts are arranged at the outer sides of the underbands, the front ends of the shoulder strap parts are connected with the tops of the cup parts, and the front ends of the shoulder strap parts are connected with the outer sides of the underbands. The rear ends of the shoulder strap parts are connected with the top of the back surrounding part, the lower girdle part is provided with a plurality of supporting pieces, a plurality of reinforcing braids and a plurality of strip-shaped through holes, one end of each supporting piece and one end of each reinforcing braid are connected with the bottom of the cup part, and the other end of each supporting piece is connected with the corresponding strip-shaped through hole. The other end of each supporting piece and the other end of each reinforcing braid extend towards the bottom or the outer side of the lower holding part; and one strip-shaped through hole corresponds to one reinforcing braid. According to the underwear, the supporting stability of the underwear can be improved through the multiple supporting pieces and the multiple reinforcing woven belts of the underband part, the air permeability of the underband part can be improved through the formed strip-shaped through holes, and the underwear is breathable and comfortable when being worn.

Description

Technical Field

[0001] The present application relates to the field of bra underwear, and in particular to a stable bra that is hollow and breathable. Background Art

[0002] Bras are underwear worn by women on a daily basis to protect and support the breasts.

[0003] With the development of society, more and more women are pursuing a better breast shape, so there are a variety of push-up bras on the market. Generally, the cup position uses a variety of pieces that are overlapped and sewn together to support the bottom of the chest and push the outside of the chest inward, thereby supporting, gathering, and adjusting the entire chest. At the same time, a variety of pieces are also set at the lower part of the pull-down position, so that the lower part fits the human body stably to improve the wearing stability of the bra, and the bra is not easy to shift during wearing, thereby maintaining the gathered chest shape and achieving the effect of adjusting the chest shape when wearing.

[0004] However, the arrangement of multiple cut pieces of the bra will reduce the breathability of the bra underwear, and the wearing comfort is low; and the structure is complicated, which reduces the production efficiency. Utility Model Content

[0005] In order to solve the comfort and production efficiency problems of current push-up adjustment underwear, the present application provides a bottom-pulled hollow and breathable stable underwear.

[0006] The present application provides a bottom-pull hollow breathable stable underwear adopting the following technical solution:

[0007] A stable bra with a bottom-drawn hollow and breathable structure, comprising a cup portion, a back portion, a bottom-drawn portion and a shoulder strap portion, wherein the bottom-drawn portion is arranged at the bottom and outside of the cup portion, the back portion is arranged at the outside of the bottom-drawn portion, the front end of the shoulder strap portion is connected to the top of the cup portion, and the rear end of the shoulder strap portion is connected to the top of the back portion, the bottom-drawn portion is provided with a plurality of support members, a plurality of reinforcing webbings and a plurality of strip-shaped through holes, one end of each of the support members and one end of each of the reinforcing webbings are connected to the bottom of the cup portion, and the other end of each of the support members and the other end of each of the reinforcing webbings are extended to the bottom or outside of the bottom-drawn portion; one strip-shaped through hole is arranged corresponding to one reinforcing webbing.

[0008] By adopting the above technical scheme, the multiple support parts and multiple reinforced belts of the lower pull-down part can improve the wearing stability of the underwear, and it is not easy to shift during the wearing process. It also reduces the cutting, alignment, overlapping, sewing and other processes of various pieces, reduces the heavy and stuffy feeling of various pieces, and the provided strip through holes can improve the air permeability of the lower pull-down part, making it breathable and comfortable when worn.

[0009] Optionally, the lower pulling portion is connected by a first outer layer and a first inner layer, a plurality of support members and a plurality of reinforcing belts are arranged between the first outer layer and the first inner layer, and strip-shaped through holes penetrate the first outer layer and the first inner layer.

[0010] By adopting the above technical scheme, the edge of the lower pull-out part obtained by the bonding method is seamless, reducing the sense of tightness and pressure on the human body caused by the sewing lines; and the bonding method can make the support part and the reinforcing webbing stably arranged between the first outer layer and the first inner layer, and the structure is stable; at the same time, the arrangement of the strip through holes makes the fitted lower pull-out structure not easy to be stuffy, and is breathable and comfortable.

[0011] Optionally, the reinforcing webbing includes two symmetrically arranged connecting parts, and a plurality of reinforcing ribs arranged between the two connecting parts, the plurality of reinforcing ribs are arranged in an array at intervals along the length direction of the connecting parts, and a strip through hole is arranged corresponding to the plurality of reinforcing ribs of a reinforcing webbing.

[0012] By adopting the above technical solution, the reinforcing ribs pull the two connecting parts together, making it difficult for the connecting parts on both sides to be pulled apart or broken, thereby playing the role of fixing the reinforced webbing; secondly, the strip through holes are arranged corresponding to the reinforcing ribs. From the projection surface, the reinforcing ribs separate the strip through holes into a plurality of grid shapes, so that the lower part of the underwear presents a plurality of hollow grid shapes, which maintains good stability while improving breathability.

[0013] Optionally, the lower pick portion is provided with a plurality of ventilation holes, and the ventilation holes penetrate the first outer layer and the first inner layer.

[0014] By adopting the above technical solution and setting the strip-shaped through holes and the ventilation holes, the fitted lower pick portion is not easy to be stuffy and is breathable and comfortable.

[0015] Optionally, a reinforcing sheet is provided at the bottom of the lower pulling portion, the reinforcing sheet is provided between the first outer layer and the first inner layer, and both ends of the reinforcing sheet are connected to the back circumference portion.

[0016] By adopting the above technical solution, the strength of the lower pull-on part is improved, so that the fit stability between the lower pull-on part and the chest of the human body is improved, and the lower pull-on part is not easily displaced when worn.

[0017] Optionally, the cup portion includes two symmetrically arranged cups and side receiving pieces arranged at the bends of the cups, and the tops of the side receiving pieces and the bend sides of the cups are connected to the front ends of the shoulder straps.

[0018] By adopting the above technical solution, the side receiving pieces can gather the auxiliary breasts under the armpits, thereby collecting the auxiliary breasts and improving the gathering and adjustment effect of the underwear.

[0019] Optionally, a skin-friendly fabric layer is provided on the inner surface of the cup, and the skin-friendly fabric layer includes an upper connecting piece and a lower connecting piece, the bottom of the upper connecting piece is connected to the top of the lower connecting piece, and one end of the upper connecting piece is connected to a side of the bottom edge of the cup close to the heart, and the other end of the upper connecting piece is connected to the bent side of the cup.

[0020] By adopting the above technical solution, the skin-friendly fabric layer is fitted with the cup of the three-dimensional structure, which improves the skin-friendliness of the cup part. At the same time, the skin-friendly fabric layer and the cup structure are relatively smooth, and the skin-friendly fabric layer will not be tight or pulled, which makes it comfortable to wear.

[0021] Optionally, the back skirt portion includes a second outer layer and a second inner layer, the second outer layer is integrally connected to the first outer layer, the second inner layer is integrally connected to the first inner layer, and the four edges of the second outer layer are fitted and connected to the four edges of the second inner layer.

[0022] By adopting the above technical solution, the upper edge, lower edge and outer edge of the back waist are all designed with seamless edges, which reduces the wear and pressure of the sewing lines on the skin and makes it comfortable to wear.

[0023] Optionally, the stable underwear further comprises a chine portion, wherein the chine portion is arranged between the cup portion and the lower portion.

[0024] By adopting the above technical solution, the fitting stability between the underwear and the human body's chest and lower chest can be improved.

[0025] Optionally, the heart portion includes a third outer layer, a gauze layer and a third inner layer which are arranged in sequence from the outer surface to the inner surface, the third outer layer is integrally connected to the first outer layer, and the third inner layer is integrally connected to the first inner layer.

[0026] By adopting the above technical scheme, the setting of the gauze layer can improve the strength of the chicken heart part of the underwear, so that the chicken heart part is not easy to deform when the lower part is elastically stretched. The underwear has better anti-stretching support when worn, ensuring the gathering effect of the cup part, and the mesh structure of the gauze layer can make the chicken heart part maintain excellent air permeability.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] 1. The multiple supporting parts and multiple reinforcing belts of the lower part of the underwear of the present application can improve the wearing stability of the underwear, and it is not easy to shift during the wearing process. It also reduces the cutting, alignment, overlapping, sewing and other processes of multiple pieces, reduces the heavy and stuffy feeling of multiple pieces, and the provided strip through holes can improve the air permeability of the lower part, making it breathable and comfortable when worn.

[0029] 2. The reinforced webbing of the present application has reinforcing ribs that pull the two connecting parts together, making it difficult for the connecting parts on both sides to be pulled apart or broken, thereby playing the role of fixing the reinforced webbing; secondly, the strip through holes are arranged corresponding to the reinforcing ribs, and the reinforcing ribs separate the strip through holes into a plurality of grid shapes, so that the lower part of the underwear presents a plurality of hollow grid shapes, thereby maintaining good stability while improving breathability. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the outer surface structure of the hollow, breathable, stable underwear in this application.

[0031] Figure 2 It is a schematic diagram of the exploded outer surface structure of the hollow, breathable, stable underwear in this application.

[0032] Figure 3 It is a schematic diagram of the inner surface structure of the hollow and breathable stable underwear in this application.

[0033] Figure 4 It is an exploded schematic diagram of the inner surface structure of the hollow, breathable, stable underwear in this application.

[0034] Figure 5 It is a schematic diagram of the structure of the reinforced webbing described in this application.

[0035] 1. Cup portion; 11. Cup; 12. Side receiving piece; 13. Skin-friendly fabric layer; 131. Upper connecting piece; 132. Lower connecting piece; 134. Elastic mesh layer; 1341. First dart line; 135. Lace decorative layer; 1351. Second dart line; 136. Support ring; 2. Back circumference portion; 21. Second outer layer; 22. Second inner layer; 23. Fitting area; 3. Lower pull portion; 31. Support member; 32. Reinforced webbing; 321. Connecting portion; 322. Reinforcement rib; 33. Strip through hole; 34. First outer layer; 35. First inner layer; 36. Breathable hole; 37. Reinforcement piece; 4. Shoulder strap portion; 5. Heart portion; 51. Third outer layer; 52. Gauze layer; 53. Third inner layer; 100. Outer fabric layer; 200. Inner fabric layer; 300. Support cartilage. DETAILED DESCRIPTION

[0036] The following is combined with Figure 1-5 This application is described in further detail.

[0037] The present application embodiment discloses a bottom-pull hollow breathable stable underwear. Figure 1 and Figure 2The bottom-pulled hollow and breathable stable bra comprises a cup portion 1, a back portion 2, a bottom-pulled portion 3, a heart portion 5 and a shoulder strap portion 4. The cup portion 1 comprises two symmetrically arranged cups 11. Each cup 11 is provided with a side receiving piece 12 at the bending portion. The side receiving piece 12 is a two-layer mesh structure formed by folding a layer of mesh fabric in half. While being breathable, it can draw in the auxiliary breast at the bending portion of the armpit inward, and the bending side of the cup 11 and the top of the side receiving piece 12 are both connected to the front end of the shoulder strap.

[0038] For further preference, see Figure 3 and Figure 4 The thickness of the cup 11 gradually decreases from the bottom to the top, presenting a thick bottom and thin top structure, and a support ring 136 is provided at the bottom of the cup 11, so that the cup 11 supports the chest from the bottom to the top, and the gathering effect is good when worn; and the inner surface of the cup 11 is provided with a skin-friendly fabric layer 13, the skin-friendly fabric layer 13 includes an upper connecting piece 131 and a lower connecting piece 132, the bottom of the lower connecting piece 132 is connected to the bottom of the cup 11, and the outer side of the lower connecting piece 132 is connected to the clamping part of the cup 11 The top of the lower connecting piece 132 is connected to the bottom of the upper connecting piece 131, one end of the upper connecting piece 131 is connected to the side of the bottom of the cup 11 close to the heart portion 5, the other end of the upper connecting piece 131 is connected to the bent layer of the cup 11, the top of the upper connecting piece 131 is connected to the upper edge of the cup 11, and the splicing of the upper connecting piece 131 and the lower connecting piece 132 makes the skin-friendly fabric layer 13 fit better with the three-dimensional structure of the cup 11, and the skin-friendly layer is not prone to being tight.

[0039] See also Figure 2 and Figure 3The outer surface of the cup 11 is preferably provided with an elastic mesh layer 134 and a lace decorative layer 135. The inner surface of the elastic mesh layer 134 abuts against the outer surface of the cup 11 and the outer surface of the side receiving piece 12, and the bottom of the elastic mesh layer 134 is connected to the bottom of the cup 11, and the outer side of the elastic mesh layer 134 is connected to the outer side of the side receiving piece 12. The lace decorative layer 135 is provided on the outer surface of the elastic mesh layer 134 and similarly covers the cup 11 and the side receiving piece 12. The bottom of the lace decorative layer 135 is connected to the bottom of the cup 11, and the outer side of the lace decorative layer 135 is connected to the outer side of the side receiving piece 12. The outer side of the receiving piece 12 is connected; further, the upper edge of the elastic mesh layer 134 protrudes from the upper edge of the cup 11, and the upper edge of the elastic mesh layer 134 protrudes from the upper edge of the lace decorative layer 135, and the upper edge of the lace decorative layer 135 protrudes from the upper edge of the cup 11, so that the elastic mesh layer 134 and the lace decorative layer 135 can cover the upper edge of the chest to a certain extent, and play a certain role in preventing exposure. At the same time, the upper edge of the lace decorative layer 135, the upper edge of the elastic mesh layer 134 and the upper edge of the cup 11 present a good sense of layering, which is beautiful and generous. Preferably, at least one first dart line 1341 is provided in the middle of the elastic mesh layer 134, and the first dart line 1341 extends from the bottom of the elastic mesh layer 134 to the middle; at least one second dart line 1351 is also provided in the middle of the lace decoration layer 135, and the second dart line 1351 extends from the bottom of the lace decoration layer 135 to the middle, so that the elastic mesh layer 134 and the lace decoration layer 135 can cooperate with the cup 11 with a three-dimensional structure, and reduce the situation where the elastic mesh layer 134 and the lace decoration layer 135 are too tight to tighten the cup 11.

[0040] See also Figure 3 and Figure 4 The lower pick portion 3 is arranged at the bottom and outside of the cup portion 1, and the lower pick portion 3 is connected by a first outer layer 34 and a first inner layer 35, and a reinforcing sheet 37, a plurality of supporting members 31, and a plurality of reinforcing webbings 32 are arranged between the first outer layer 34 and the first inner layer 35. The reinforcing sheet 37 is arranged at the bottom of the lower pick portion 3, and the two ends of the reinforcing sheet 37 are connected to the back circumference portion 2; the supporting member 31 is preferably a cartilage structure, see Figure 4 and Figure 5 The reinforcing webbing 32 is a webbing structure and includes two symmetrically arranged connecting parts 321 and a plurality of reinforcing ribs 322 arranged between the two connecting parts 321. Preferably, the reinforcing ribs 322 are vertically arranged between the two connecting parts 321, that is, the reinforcing ribs 322 and the connecting parts 321 are vertically arranged, and the plurality of reinforcing ribs 322 are arranged in an array along the length direction of the connecting parts 321, preferably at equal intervals.

[0041] Furthermore, one end of each support member 31 and one end of each reinforcing webbing 32 are connected to the bottom of the cup portion 1, and the other end of each support member 31 and the other end of each reinforcing webbing 32 are extended to the bottom or outside of the lower portion 3; preferably, the reinforcing webbing 32 is inclined to the horizontal plane, and the support members 31 are inclined to the horizontal plane. Specifically, the angle between the reinforcing webbing 32 and the horizontal plane is 40-80°, and the angle between the support member 31 and the horizontal plane is 40-85°. In addition, the lower pick portion 3 is also provided with a plurality of strip-shaped through holes 33 and a plurality of ventilation holes 36, each of which penetrates the first outer layer 34 and the first inner layer 35, and one strip-shaped through hole 33 corresponds to a plurality of reinforcing ribs 322 of a reinforcing webbing 32, and the width of the reinforcing webbing 32 is greater than the width of the strip-shaped through hole 33, and the length of the reinforcing webbing 32 is greater than the length of the strip-shaped through hole 33, so that the two side connecting portions 321 and the end portions of the reinforcing webbing 32 are The first outer layer 34 and the first inner layer 35 can be fitted and clamped between the first outer layer 34 and the first inner layer 35, and the strip-shaped through holes 33 correspond to the plurality of reinforcing ribs 322 in the middle of the reinforcing webbing 32, so that the reinforcing ribs 322 separate the strip-shaped through holes 33 into a plurality of grid shapes, and the air holes 36 are distributed between the reinforcing webbing 32 and the supporting member 31, or between the supporting member 31 and the supporting member 31, or between the reinforcing webbing 32 and the reinforcing webbing 32, that is, the air holes 36 avoid the support member 31 and the reinforcing webbing 32. Preferably, the shape of the air holes 36 can be circular, elliptical or polygonal, all of which are within the protection scope of the present application.

[0042] In this embodiment, the number of reinforcing webbings 32 is greater than the number of supporting members 31, specifically, the number of reinforcing webbings 32 is 1.5-2 times the number of supporting members 31. Figure 1-2 As shown, the support member 31 is preferably arranged at the bottom of the cup 11, which fits stably with the bottom of the human chest and can improve the supporting force and wearing stability of the lower pull portion 3, and the reinforcing tape 32 is preferably arranged on the side of the bottom of the cup 11 close to the chicken heart portion 5, and is arranged on the outside of the cup 11, so that the reinforcing tape 32 will not bring a greater sense of pressure to the chicken heart side and the outside of the human body, and the connecting portion 321 can improve the air permeability of the chicken heart side and the outside while improving the lower pull stability.

[0043] See also Figure 3 and Figure 4The heart portion 5 is arranged between the two cups 11, and the bottom of the heart portion 5 is integrally connected to the top of the lower pick portion 3. Specifically, the heart portion 5 is arranged between the reinforcing webbings 32 at the bottom of the two cups 11 near the heart portion 5, that is, the two reinforcing webbings 32 at the bottom of the two cups 11 near the heart portion 5 are symmetrically arranged about the heart portion 5. Further, the heart portion 5 is provided with a third outer layer 51, a gauze layer 52 and a third inner layer 53 in sequence from the outer surface to the inner surface, and the third outer layer 51 is integrally connected to the first outer layer 34, and the third inner layer 53 is integrally connected to the first inner layer 35. And preferably, the third outer layer 51 and the third inner layer 53 of the heart portion 5 are both provided with air holes 36 through them, and the aperture of the air holes 36 is preferably the same as the aperture of the air holes 36 of the lower pick portion 3, which can improve the air permeability of the heart portion 5.

[0044] See also Figure 3 and Figure 4 The back skirt 2 is arranged on the outer side of the lower strap portion 3, and the rear end of the shoulder strap portion 4 is connected to the top of the back skirt 2; further, the back skirt 2 includes a second outer layer 21 and a second inner layer 22, the second outer layer 21 is integrally connected to the first outer layer 34, the second inner layer 22 is integrally connected to the first inner layer 35, and the surrounding edges of the second outer layer 21 are fitted and connected to the surrounding edges of the second inner layer 22, that is, the second outer layer 21 is not fitted and connected to the second inner layer 22 except for the middle position of the surrounding edges, and the fitting part forms a fitting area 23.

[0045] In the present embodiment, the chicken heart portion 5, the lower pulling portion 3 and the back skirt portion 2 are integrally connected and formed, specifically, the first outer layer 34, the second outer layer 21 and the third outer layer 51 are all the same outer fabric layer 100, the first inner layer 35, the second inner layer 22 and the third inner layer 53 are all the same inner fabric layer 200, the outer fabric layer 100 is fittedly connected with the inner fabric layer 200, and at least one supporting cartilage 300 is provided at the connection between the back skirt portion 2 and the lower pulling portion 3, and the supporting cartilage 300 is provided between the outer fabric layer 100 and the inner fabric layer 200; the fabric material of the first outer layer 34, the second outer layer 21 and the third outer layer 51 is the same, the fabric material of the first inner layer 35, the second inner layer 22 and the third inner layer 53 is the same, and is preferably a mesh fabric, which improves the breathability of the underwear.

[0046] The implementation principle of the bottom-drawn hollow and breathable stable underwear in the embodiment of the present application is: the outer fabric layer 100 and the inner fabric layer 200 are cut according to the size, the outer fabric layer 100 and the inner fabric layer 200 both cover the chicken heart portion 5, the bottom-drawn portion 3 and the back circumference portion 2, and the outer fabric layer 100 and the inner fabric layer 200 are provided with strip-shaped through holes 33 at the positions corresponding to the bottom-drawn portion 3, and ventilation holes 36 are provided at the positions corresponding to the chicken heart portion 5 and the bottom-drawn portion 3. Furthermore, between the outer fabric layer 100 and the inner fabric layer 200, a mesh layer 52 is provided at the position corresponding to the chicken heart portion 5, and a reinforcing sheet 37, a plurality of supporting members 31 and a plurality of reinforcing webbings 32 are provided at the position corresponding to the lower pick portion 3. The reinforcing sheet 37 is provided at the bottom of the outer fabric layer 100 and the bottom of the inner fabric layer 200 correspondingly, and the supporting member 31 is provided at a position close to the bottom of the cup portion 1, and one end of the supporting member 31 is flush with the upper edge of the lower pick portion 3 close to the cup 11. The reinforcing ribs 322 of the reinforcing webbing 32 are provided for a strip-shaped through hole 33, and the connecting portions 321 on both sides are sandwiched between the outer fabric layer 100 and the inner fabric layer 200, and the reinforcing ribs 322 of the reinforcing webbing 32 are provided for a strip-shaped through hole 33. One end of the strong webbing 32 is flush with the upper edge of the lower pick-up part 3 close to the cup 11. Finally, a supporting cartilage 300 is arranged at the connection between the lower pick-up part 3 and the back circumference part 2. The outer fabric layer 100 and the inner fabric layer 200 are preferably connected by bonding by means of a film. Specifically, the first outer layer 34 and the first inner layer 35 of the lower pick-up part 3 are fully bonded and stable, so as to stably clamp and fix the reinforcing plate 37, the support member 31 and the reinforcing webbing 32; the third outer layer 51 and the third inner layer 53 of the chicken heart part 5 are fully bonded and stable, so as to stably clamp and fix the mesh layer 52; the back circumference part 2 is only the fourth edge of the second outer layer 21 and the fourth edge of the second inner layer 22 that are bonded and stable, and the middle part is not bonded.

[0047] To prepare the cup part 1, firstly cut out the upper connecting piece 131 and the lower connecting piece 132 according to the size requirements, and mold and prepare the cup 11 which is thick at the bottom and thin at the top, and sew the bottom of the upper connecting piece 131 and the top of the lower connecting piece 132 to obtain the skin-friendly fabric layer 13, and then sew the skin-friendly fabric layer 13 on the inner surface of the cup 11, and sew the side receiving piece 12 on the bent side of the cup 11, and sew the elastic mesh layer 134 and the lace decorative layer 135 on the outer surface of the cup 11 in sequence to obtain the cup part 1.

[0048] Then the cup part 1 is connected to the two sides of the heart-shaped part 5 and the top of the lower part 3, and a support ring 136 structure is set at the connection at the bottom of the cup 11; then the front end of the shoulder strap part 4 is connected to the bent side of the cup 11, the top of the side receiving piece 12, the top of the elastic mesh layer 134 and the top of the lace decorative layer 135 are all connected to the front end of the shoulder strap part 4, and the rear end of the shoulder strap part 4 is connected to the top of the back part 2, and finally the back buckle structure is sewn to the outer side of the back part 2, so as to obtain a stable underwear with a lower hollow and breathable design.

[0049] When wearing, the upper body is tilted forward, and after the shoulder straps 4 are worn on the shoulders, the back buckle structure is fastened with the back hand, and then the position of the chest in the cup part 1 is adjusted, and the tightness of the shoulder straps and the fastening tightness of the back buckle structure are adjusted as needed.

[0050] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A bottom-pull hollow breathable stable bra, comprising a cup portion (1), a back portion (2), a bottom-pull portion (3) and a shoulder strap portion (4), wherein the bottom-pull portion (3) is arranged at the bottom and outside of the cup portion (1), the back portion (2) is arranged outside the bottom-pull portion (3), the front end of the shoulder strap portion (4) is connected to the top of the cup portion (1), and the rear end of the shoulder strap portion (4) is connected to the top of the back portion (2), characterized in that: The lower pick-up portion (3) is provided with a plurality of support members (31), a plurality of reinforcing webbings (32) and a plurality of strip-shaped through holes (33); one end of each support member (31) and one end of each reinforcing webbing (32) are connected to the bottom of the cup portion (1); the other end of each support member (31) and the other end of each reinforcing webbing (32) are extended to the bottom or the outside of the lower pick-up portion (3); one strip-shaped through hole (33) is correspondingly provided to one reinforcing webbing (32).

2. The bottom-pull hollow breathable stable underwear according to claim 1, characterized in that: The lower pick portion (3) is connected by a first outer layer (34) and a first inner layer (35), a plurality of support members (31) and a plurality of reinforcing webbings (32) are arranged between the first outer layer (34) and the first inner layer (35), and a strip-shaped through hole (33) runs through the first outer layer (34) and the first inner layer (35).

3. The bottom-pull hollow breathable stable underwear according to claim 1, characterized in that: The reinforcing webbing (32) comprises two symmetrically arranged connecting portions (321), and a plurality of reinforcing ribs (322) arranged between the two connecting portions (321); the plurality of reinforcing ribs (322) are arranged in an array at intervals along the length direction of the connecting portions (321); and a strip-shaped through hole (33) is arranged correspondingly to the plurality of reinforcing ribs (322) of a reinforcing webbing (32).

4. The bottom-pull hollow breathable stable underwear according to claim 2, characterized in that: The lower pick portion (3) is provided with a plurality of ventilation holes (36), and the ventilation holes (36) penetrate the first outer layer (34) and the first inner layer (35).

5. The bottom-pull hollow breathable stable underwear according to claim 2, characterized in that: A reinforcing sheet (37) is provided at the bottom of the lower pick portion (3), the reinforcing sheet (37) is provided between the first outer layer (34) and the first inner layer (35), and both ends of the reinforcing sheet (37) are connected to the back surrounding portion (2).

6. The bottom-pull hollow breathable stable underwear according to claim 1, characterized in that: The cup portion (1) comprises two symmetrically arranged cups (11) and a side receiving piece (12) arranged at the bending position of the cups (11); the top of the side receiving piece (12) and the bending side of the cup (11) are both connected to the front end of the shoulder strap.

7. The bottom-pull hollow breathable stable underwear according to claim 6, characterized in that: The inner surface of the cup (11) is provided with a skin-friendly fabric layer (13), and the skin-friendly fabric layer (13) comprises an upper connecting piece (131) and a lower connecting piece (132), the bottom of the upper connecting piece (131) is connected to the top of the lower connecting piece (132), and one end of the upper connecting piece (131) is connected to a side of the bottom edge of the cup (11) close to the heart, and the other end of the upper connecting piece (131) is connected to the bent side of the cup (11).

8. The bottom-pull hollow breathable stable underwear according to claim 2, characterized in that: The back skirt portion (2) comprises a second outer layer (21) and a second inner layer (22); the second outer layer (21) is integrally connected to the first outer layer (34); the second inner layer (22) is integrally connected to the first inner layer (35); and the edges of the second outer layer (21) are connected to the edges of the second inner layer (22) in a fitted manner.

9. The bottom-pull hollow breathable stable underwear according to claim 2, characterized in that: The stable underwear further comprises a chine portion (5), wherein the chine portion (5) is arranged between the cup portion (1) and the lower stripping portion (3).

10. The bottom-pull hollow breathable stable underwear according to claim 9, characterized in that: The heart portion (5) comprises a third outer layer (51), a gauze layer (52) and a third inner layer (53) which are arranged in sequence from the outer surface to the inner surface; the third outer layer (51) is integrally connected to the first outer layer (34); and the third inner layer (53) is integrally connected to the first inner layer (35).

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