[0024] The present invention will be further described below in conjunction with the drawings and specific embodiments. It should be understood that the following "up", "down", "left", "right", "vertical", "horizontal", "inner", "outer", "vertical", "horizontal", " Words such as “top” and “bottom” indicating the orientation or positional relationship are only based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present invention and simplify the description, and do not indicate or imply that the device/component referred to must have a specific The orientation of or the construction and operation in a specific orientation, so it cannot be understood as a limitation of the present invention.
[0025] Such as Figure 1-4 As shown, the present invention provides a duvet with good lock-up effect, including an upper duvet surface 201 and a lower duvet surface 202. The upper duvet surface 201 and the lower duvet surface 202 are stitched together by needles and threads. The four sides of the upper duvet surface 201 and the lower duvet surface The four sides of 202 are stitched together with needlework. The upper quilt surface 201 and the lower quilt surface 202 form an inner cavity 6 which is penetrated by needles from the upper quilt surface to the lower quilt surface to form a plurality of first small cells 1. Each end of the first small compartment 1 is provided with a first pile filling port 3, and the first small compartments 1 are connected by a pile filling bag 4. The pile filling bag 4 includes an upper support fabric 401 and a lower support fabric 402, and an upper support fabric 401 The upper support cloth 401 and the lower support cloth 402 are both rigid U-shaped cloths, and both sides of the upper support cloth 401 and the lower support cloth 402 are bonded to the inner wall of the cavity 6 by hot melt adhesive 404. Both are bonded by hot melt adhesive 404, and the upper support cloth 401 and the lower support cloth 402 are enclosed to form a pile filling channel 405. The inner and upper walls of the pile filling channel 405 are bonded by hot melt glue 404 with multiple swingable pieces Block the cloth 403. The down filling bag 4 is arranged between each first small compartment 1, and the down fills the down in other first small compartments through the down filling bag during down filling. The down filling bag passes through the upper support fabric 401 and the lower support fabric 402 The hot melt adhesive 404 is glued in the quilt surface, and the upper support fabric 401 and the lower support fabric 402 are rigid U-shaped fabrics, so that a pile filling channel is formed between the upper support fabric 401 and the lower support fabric 402. It can realize the transmission of down and down, and a blocking cloth 403 that can swing is arranged in the down filling channel, which realizes that after the down filling is completed, the blocking cloth 403 in the down filling channel can prevent the adjacent first small cells 1 The down will not scurry, effectively improve the uniformity of the down distribution in the duvet, and improve the quality of the duvet.
[0026] In this embodiment, the distance between the upper support fabric 401 and the lower support fabric 402 is h, 0
[0027] In this embodiment, the spacing between the plurality of blocking cloths 403 is L, 0
[0028] In this embodiment, the side of the upper quilt surface 201 away from the lower quilt surface 202 and the side of the lower quilt surface 202 away from the upper quilt surface 201 are stitched with an antibacterial cloth layer 5 by needles, and the four sides of the antibacterial cloth layer 5 are connected to the upper quilt surface. The four sides of the surface 201 and the four sides of the antibacterial cloth layer 5 and the lower quilt surface 202 are all stitched together by needle thread. The side of the upper quilt away from the lower quilt surface and the side of the lower quilt away from the upper quilt surface are stitched with antibacterial cloth layers, four sides of the antibacterial cloth layer and the upper quilt surface, and the antibacterial cloth layer and the lower quilt surface. They are all stitched together by needle and thread, and the antibacterial layer can effectively improve the antibacterial property of the duvet.
[0029] It is understandable that the antibacterial cloth layer 5 is a polyester fiber material immersed in an antibacterial agent. The antibacterial agent is prepared according to the following process: 5-8 parts by weight of 3,4-dihydroxybenzaldehyde, 4 -8 parts of sodium hexametaphosphate, 6-9 parts of diphenylmethane diisocyanate, 2-5 parts of silver nitrate solution with a mass fraction of 15-25%, 4-5 parts of dibutyltin dilaurate, 1-6 parts of acetic acid Mix well with 3-6 parts of methanol, let stand at room temperature for 3-5h, then add 2-5 parts of attapulgite and 3-6 parts of sodium borohydride and mix evenly, stir at 650-850r/min for 20-40min, filter with suction The resulting precipitate was dialyzed in hydrochloric acid solution for 5-8 hours, and then freeze-dried to obtain material a; 4-8 parts of silane coupling agent KH-560, 2-6 parts of polyethylene glycol and 2-7 parts of hydrogen sulfite Sodium is mixed uniformly, then material a is added and mixed uniformly, the temperature is raised to 110-130°C, the temperature is kept for 20-40 minutes, and then stirred at 250-350r/min for 20-40 minutes, and cooled to room temperature to obtain the antibacterial agent. It uses the antibacterial properties of 3,4-dihydroxybenzaldehyde, the adhesive properties of polyethylene glycol and diphenylmethane diisocyanate, and dibutyltin dilaurate as a catalyst for the grafting effect of the silane coupling agent KH-560 Under this condition, the combination of 3,4-dihydroxybenzaldehyde and sodium borohydride is realized, and the polyester fiber material is soaked, which effectively improves the antibacterial performance of the polyester fiber material.
[0030] In this embodiment, the outer cavity 7 is formed between the antibacterial cloth layer 5 and the upper quilt surface 201 and between the antibacterial cloth layer 5 and the lower quilt surface 202. The outer cavity 7 is penetrated by the needle thread from the antibacterial cloth layer to the upper A plurality of second small cells 9 are formed on the quilt surface, and second pile filling ports 8 are provided on the end sides of the second small cells 9. An outer cavity is formed between the antibacterial cloth layer and the upper quilt surface and between the antibacterial cloth layer and the lower quilt surface, and the outer cavity is penetrated by the needle thread from the antibacterial cloth layer to the upper quilt surface to form a plurality of second cells , And the end side of the second small compartment is equipped with a second down filling opening, through the second down filling opening, the second small compartment can be filled with down, further improving the warmth retention performance of the duvet.
[0031] In this embodiment, the first small grid 1 has a square structure, and the first small grid 1 includes a square first small grid a101, a square first small grid b 102, a square first small grid c 103, and a square first small grid. d 104, square first small grid e 105, square first small grid f 106, square first small grid g 107, square first small grid h 108, and square first small grid i 109. The pile-filling bags 4 are respectively set in Between square first cell e 105 and square first cell b 102, square first cell e 105 and square first cell d 104, square first cell e 105 and square first cell f 106 Between the square first cell e 105 and the square first cell h 108, between the square first cell a 101 and the square first cell b 102, the square first cell b 102 and the square first cell b 102 Between the small cells c 103, the square first small cell g 107 and the square first small cell h 108, and the square first small cell h 108 and the square first small cell i 109. It is realized that when filling down, it is only necessary to fill any down filling port once to meet the needs of many small cells. It can realize down filling without pulling out the down filling tube for secondary insertion, which greatly improves the down filling. The first pile filling port is selected, and the other pile filling ports can be stitched by needle thread, which greatly improves the pile filling efficiency.
[0032] The present invention also provides a down filling method for duvets, which includes: extending the down filling tube into the first square compartment a101, the first square compartment b 102, the first square compartment c 103, and the first square compartment d. 104. Filling is performed in the first pile filling opening at any one end of the square first small grid f 106, the square first small grid g 107, the square first small grid h 108, or the square first small grid i 109. The first pile filling port is before pile filling, other pile filling ports are sewn with needle thread, and after pile filling is completed, the first pile filling port of the pile filling tube is inserted into the pile filling tube and then sutured with needle thread. It is realized that when filling down, it is only necessary to go deep into the down filling tube once to realize the down filling of all the small cells, and after filling down, because the down filling bag is set in the down, it is realized that no down will occur between the first small cells The problem of scurrying has improved the quality of duvets.
[0033] Drill down performance test: the duvet prepared in the above-mentioned embodiment was made into samples 1-4, and the duvet on the market was made into sample 5.
[0034] Test method: According to GB/T12705.1-2009 "Test method for anti-drilling properties of textile fabrics Part 1: Friction method", EN12132.1-1998 "Test method for anti-drilling properties of feathers and down fabrics Part 1: Friction test" .
[0035] Test Results
[0036] testing sample Number of drill down Sample 1 0 Sample 2 1 Sample 3 0 Sample 4 1 Sample 5 16
[0037] According to the above structure, it can be known that the duvet and duvet obtained by using the duvet designed by the present invention and the duvet filling method have a very small amount of drilled down, while the duvets on the market have a serious amount of drilled down.
[0038] In addition to the above-mentioned preferred embodiments, the present invention has other embodiments. Those skilled in the art can make various changes and modifications according to the present invention. As long as they do not deviate from the spirit of the present invention, they should all be defined by the appended claims of the present invention. range.
