CN211704171U - Single-body lock catch and quilt core - Google Patents

Abstract

The utility model relates to the technical field of life house field, a monomer system hasp and quilt core is disclosed, be equipped with first connecting hole and second connecting hole on the system hasp body, be equipped with the baffle between first connecting hole and the second connecting hole, first connecting hole is enclosed to close by first connecting portion and baffle and is formed, the second connecting hole is followed the direction and is equipped with the second connecting portion, the left side of monomer system hasp is equipped with the first fore shaft, the first fore shaft is located the left end of monomer system hasp, the left side of second connecting hole is equipped with the left side wall, the first fore shaft is enclosed to form by left side wall and second connecting portion clearance fit, the second connecting hole is enclosed to close by baffle, left side wall, second connecting portion and is formed; the quilt cover or the quilt core is connected with the first connecting part through a fixing cloth ring, and the fixing cloth ring is sewn on the inner side of the quilt cover or the edge of the quilt core; the utility model discloses simple structure, convenient to use, with low costs can improve fast by the cover by the core and by the fixed efficiency of being connected between the core, reduce staff's work load.

Description

Single-body lock catch and quilt core

Technical Field

The utility model relates to a life house technical field specifically is a monomer system hasp and quilt core.

Background

The quilt is an essential product used in daily life, is one of bedding, and is generally used for keeping warm during sleeping.

In the existing quilt, some quilt covers are not provided with fixing pieces, and after the quilt core is arranged in the quilt cover, the quilt core is easy to move in the quilt cover during use, so that the quilt is very uncomfortable to use; therefore, people design that two cloth ropes are sewn at four corners of a quilt cover, cloth rings are sewn at four corners of a quilt core, and the cloth ropes penetrate through the cloth rings and are fastened firmly, so that the quilt core is not easy to move in the quilt cover when used, and is comfortable to use, but four corners of the quilt are required to be fastened, so that the quilt is relatively troublesome, slow in speed and low in efficiency, and the cloth ropes are easy to loosen when used, so that the workload of the quilt cover is small in families, when the quilt cover and multilayer quilt core need to be replaced in a large batch, such as places like hotels, nursing homes and the like, the workload of workers is high, the efficiency of fixing the quilt cover and the quilt core is low, and the labor load is large; therefore, the fixed connection mode of the existing quilt cover and quilt core is urgently needed to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a single system hasp, simple structure, convenient to use, with low costs can improve fast by the cover by the core and by the fixed efficiency of being connected between the core, reduce staff's work load.

The utility model provides a monomer system hasp, is equipped with first connecting hole and second connecting hole on the system hasp body, the direction of the top of first connecting hole is equipped with first connecting portion, is equipped with the baffle between first connecting hole and the second connecting hole, first connecting hole by first connecting portion enclose with the baffle and close and form, second connecting hole downward direction is equipped with the second connecting portion, the left side of monomer system hasp is equipped with first fore shaft, the left end of monomer system hasp is located to first fore shaft, the left side of second connecting hole is equipped with the left side wall, first fore shaft is formed by left side wall and second connecting portion clearance fit, the second connecting hole by baffle, left side wall, second connecting portion enclose and close and form.

Preferably, the method comprises the following steps: the partition plate is provided with an opening which is divided into two parts, namely a long-section partition plate and a short-section partition plate, wherein the near opening end of the long-section partition plate is positioned above the opening end of the short-section partition plate and is tightly attached to the opening end of the short-section partition plate to form a second locking notch.

Preferably, the method comprises the following steps: the baffle is divided into two parts, long section baffle, short section baffle, and long section baffle passes through the filament and connects integrated into one piece with short section baffle, and the long section baffle of the end that links to each other of long section baffle and short section baffle is located the top of short section baffle.

Preferably, the method comprises the following steps: the second connecting portion medial surface is smooth and is the arc, the outside bottom of left side wall is close to second connecting portion end and is the arc and with second connecting portion medial surface clearance fit.

Preferably, the method comprises the following steps: the left end part of the second connecting part is positioned at the first lock opening on the outer side of the second connecting hole; the single lock catch is integrally formed, the lock catch is made of plastic, and the filament is made of plastic.

A quilt using single-body lock catches for connection comprises a quilt cover, a quilt core and a plurality of single-body lock catches, wherein the quilt cover is connected with the quilt core, the inner side of the quilt cover or the edge of the quilt core is connected with a first connecting part through a fixed cloth ring, and the fixed cloth ring is sewn on the inner side of the quilt cover or the edge of the quilt core; the inside of the quilt cover and/or the edge of the quilt core are provided with a plurality of connecting cloth rings which are matched and connected with the single lock catches, and the second connecting parts of the single lock catches are connected with the cloth rings or fixed cloth rings.

Preferably, the method comprises the following steps: the edge of the quilt core is provided with a plurality of through holes which are matched and connected with the single lock buckles, and the through holes are round holes or button holes; the button hole technology is mature, and the manufacturing efficiency is high.

Preferably, the method comprises the following steps: the quilt core is a single-layer quilt core, and the edge of the quilt core is connected with the cloth ring or is connected with the first connecting part of the single-body lock catch through the fixed cloth ring.

Preferably, the method comprises the following steps: the quilt core is at least two layers and comprises an uppermost layer quilt core, a lower layer quilt core and a plurality of middle layer quilt cores, the upper layer quilt core is connected with the first connecting part of the single system lock catch through a fixed cloth ring, and the edge of the lower layer quilt core is connected with the cloth ring or connected with the first connecting part of the single system lock catch through the fixed cloth ring; the single lock catch penetrates through the through hole of the middle quilt core and is connected with the connecting cloth ring or the fixing cloth ring connecting part of the lower quilt core through the second connecting part.

Preferably, the method comprises the following steps: the quilt core is connected with the connecting cloth ring at the inner side of the quilt cover through the second connecting part of the single-body lock catch.

The technical scheme of the patent can also be used in pillow cores, mattresses and clothes.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a monomer system hasp realizes that the quilt cover is by quick connection between core, the multilayer quilt core, very big improvement work efficiency and reduction staff's work load.

2. The arrangement of the partition plate opening can facilitate the taking-off of the monomer lock catches from the fixed cloth rings, especially when a certain monomer lock catch is damaged and needs to be replaced, the fixed cloth rings can enter the second connecting holes through the partition plate opening and slide out of the lock catches to separate from the damaged monomer lock catch, and a new monomer lock catch can enter the first connecting hole through the partition plate opening and is connected with the first connecting part in the same way during replacement; the opening design, the fixed cloth of being convenient for encircles the business turn over from the baffle opening, and the nearly open end of long section baffle lies in the top of short section baffle open end and closely laminates simultaneously, forms the second fore shaft, prevents that fixed cloth from encircling with connecting the cloth and sliding between first connecting hole and second connecting hole, and cloth encircles and passes the baffle through the opening, needs the manual long section baffle of breaking off with the fingers and thumb and can realize.

3. The baffle is made of elastic plastic, the long-section baffle is broken into a certain opening, after hands are loosened, the long-section baffle can be immediately restored to the original position, the near opening end of the long-section baffle is positioned above the opening end of the short-section baffle and is tightly attached to the near opening end of the short-section baffle to form a second locking notch, the fixed cloth ring is prevented from sliding between the first connecting hole and the second connecting hole,

4. the single lock catch can be arranged on the inner side of the quilt cover or on the quilt core; when the occasion that the quilt cover needs to be cleaned in a large scale can choose to install the single lock catch on the quilt core, and the inner side of the quilt cover is provided with the connecting cloth ring; the uniform cleaning and the machine rolling drying of the quilt cover are convenient.

5. The single-body lock catch is used as a connecting piece, is more convenient than connecting pieces such as a snap fastener, a magic tape and the like, and does not need to be provided with a male piece and a female piece respectively; in the prior art, no single locking piece is used for realizing the connection and fixation of the quilt core and the quilt cover.

6. The single-body lock catch is used on the multilayer quilt core, the multilayer quilt core can be quickly connected and detached, the multilayer quilt is quickly detached, the efficiency is high, and the labor load is low.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the single-body lock of the present invention;

FIG. 1A is an enlarged view of part A of FIG. 1;

FIG. 1' is a schematic view of the long partition of FIG. 1 in an open state;

FIG. 2 is a schematic structural view of a second embodiment of the single-body lock of the present invention;

FIG. 2B is an enlarged view of the portion B in FIG. 2;

FIG. 3 is a schematic structural view of an embodiment of the quilt cover of the present invention;

FIG. 4 is a schematic structural view of a second embodiment of the quilt cover of the present invention;

FIG. 5 is a schematic structural view of an embodiment of the quilt core of the present invention;

FIG. 6 is a schematic structural view of a second embodiment of the quilt core of the present invention;

FIG. 7 is a schematic view of the third structure of the quilt core of the present invention;

FIG. 8 is a schematic structural view of a quilt core of the present invention;

FIG. 9 is a schematic structural view of a quilt core according to an embodiment of the present invention;

fig. 10 is a schematic view of a sixth structure of the quilt core of the present invention.

In the figure: 1. locking the single body; 2. a quilt cover; 3. a quilt core; 11. a first connection hole; 12. a second connection hole; 13. a first connection portion; 14. a partition plate; 141. a long section separator; 142. a short section of separator plate; 15. a second connecting portion; 16. a first locking notch; 17. a left side wall; 18. an opening; 19. a filament; 2. a quilt cover; 21. fixing the cloth ring; 22. a connecting cloth ring; 3. a quilt core; 32. round hole, 33, button hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 1A, in a first embodiment of the single-body latch, a plastic single-body latch 1 is integrally formed, a first connecting hole 11 and a second connecting hole 12 are formed in a latch body, a first connecting portion 13 is formed in an upward direction of the first connecting hole 11, a partition 14 is arranged between the first connecting hole 11 and the second connecting hole 12, the first connecting hole 11 is formed by enclosing the first connecting portion 13 and the partition 14, a second connecting portion 15 is formed in a downward direction of the second connecting hole 12, a first locking notch 16 is formed in the left side of the single-body latch 1, the first locking notch 16 is formed in the left end of the latch, a left side wall 17 is formed in the left side of the second connecting hole 12, the first locking notch 16 is formed by clearance-fitting of a left side wall 17 and the second connecting portion 15, and the second connecting hole 12 is formed by enclosing the partition 14, the left side wall 17 and the second connecting; the partition 14 is provided with an opening 18, the partition 14 is divided into two parts, namely a long-section partition 141 and a short-section partition 142, the near open end of the long-section partition 141 is positioned above the open end of the short-section partition 142 and is tightly attached to the short-section partition to form a second locking notch; the inner side surface of the second connecting part 15 is smooth and arc-shaped, and the bottom end of the outer side of the left side wall 17, which is close to the end of the second connecting part, is arc-shaped and is in clearance fit with the inner side surface of the second connecting part 15; the left end of the second connecting portion 15 is located outside the second connecting hole 12 at the first locking hole 16.

Referring to fig. 2 and 2B, in a second embodiment of the single-body latch, a plastic single-body latch 1 is integrally formed, a first connecting hole 11 and a second connecting hole 12 are formed in a latch body, a first connecting portion 13 is formed in an upward direction of the first connecting hole 11, a partition 14 is arranged between the first connecting hole 11 and the second connecting hole 12, the first connecting hole 11 is formed by enclosing the first connecting portion 13 and the partition 14, a second connecting portion 15 is formed in a downward direction of the second connecting hole 12, a first locking notch 16 is formed in the left side of the single-body latch 1, the first locking notch 16 is formed in the left end of the latch, a left side wall 17 is formed in the left side of the second connecting hole 12, the first locking notch 16 is formed by clearance-fitting of a left side wall 17 and the second connecting portion 15, and the second connecting hole 12 is formed by enclosing the partition 14, the left side wall 17 and the second connecting; the separator 14 is divided into two parts, a long separator 141 and a short separator 142, the long separator 141 and the short separator 142 are integrally connected by a filament 19 made of the same material, and the long separator 141 and the short separator 142 are connected with each other and located above the short separator.

As shown in fig. 2, 2B and 1 ', when in use, if the long-section partition 141 and the short-section partition 142 are required to be separated to form a gap, the long-section partition 141 is only required to be snapped by fingers toward the first connection hole 11 near the short-section partition 142, the filament 19 is broken to form an opening, so as to form a use state diagram as shown in fig. 1', and when the fingers loosen the long-section partition 14, the long-section partition 141 is immediately restored to the original position; the near opening end of the long-section clapboard 141 is positioned above the opening end of the short-section clapboard 142 and is tightly attached to form a second locking notch; the inner side surface of the second connecting part 15 is smooth and arc-shaped, and the bottom end of the outer side of the left side wall 17, which is close to the end of the second connecting part, is arc-shaped and is in clearance fit with the inner side surface of the second connecting part 15; the left end of the second connecting portion 15 is located outside the second connecting hole 12 at the first locking hole 16.

In the first embodiment of the quilt cover, as shown in fig. 1 and 3, a plurality of single-body latches 1 are connected to a quilt cover 2, the single-body latches 1 are connected to the inner side of the quilt cover 2 through fixing cloth rings 21, the fixing cloth rings 21 are sewn to the inner side of the quilt cover, and the quilt cover 2 is connected to a first connecting portion 13 through the fixing cloth rings 21; one side of the quilt cover is provided with a quilt core inlet 23, and the quilt core inlets 23 are connected through a zipper 24.

In the second embodiment of the quilt cover, as shown in fig. 1 and 4, a plurality of connecting cloth rings 22 for matching and connecting with the single-body lock buckles 1 are arranged on the inner side of the quilt cover 2, a quilt core inlet 23 is arranged on one side of the quilt cover, and the quilt core inlets 23 are connected through a zipper 24.

In the first embodiment of the quilt core, as shown in fig. 5, the edge of the quilt core 3 is provided with a plurality of connecting cloth rings 22 which are connected with the single-body lock catches 1 in a matching manner.

In the second embodiment of the quilt core, as shown in fig. 6, the edge of the quilt core 3 is provided with a plurality of circular holes 32 which are connected with the single lock catches 1 in a matching manner.

In the third embodiment of the quilt core, as shown in fig. 1 and 7, the edge of the quilt core 3 is connected with a plurality of single-body fasteners 1, the quilt core 3 is connected with the first connecting part 13 through a fixing cloth ring 21, and the fixing cloth ring 21 is sewn on the edge of the quilt core 3.

In the fourth embodiment of the quilt core, as shown in fig. 1 and 8, the edge of the quilt core 3 is connected with a plurality of single-body locks 1, the edge of the quilt core 3 is further provided with a plurality of round holes matched and connected with the single-body locks 1, the quilt core 3 is connected with the first connecting part 13 through a fixed cloth ring 21, and the fixed cloth ring 21 is sewn on the edge of the quilt core 3.

In the fifth embodiment of the quilt core, as shown in fig. 9, a plurality of button holes 33 are provided at the edge of the quilt core 3 and are connected with the single-body lock catch 1 in a matching manner.

In the sixth embodiment of the quilt core, as shown in fig. 1 and 10, the edge of the quilt core 3 is connected with a plurality of single-body fasteners 1, the edge of the quilt core 3 is further provided with a plurality of button holes 33 which are connected with the single-body fasteners 1 in a matching manner, the quilt core 3 is connected with the first connecting part 13 through a fixing cloth ring 21, and the fixing cloth ring 21 is sewn at the edge of the quilt core 3.

When in use, taking the case that the inside of the quilt cover 2 is provided with the plurality of single-system lock catches 1 and the single-layer quilt core as an example, as shown in fig. 1, 1A, fig. 1', 3, 5 and 6, the quilt core 3 is inserted into the quilt cover 2 from the quilt core inlet 23 on the quilt cover 2, and the single-system lock catches 1 on the inside of the quilt cover 2 pass through the circular holes 32 on the second embodiment of the quilt core and pass through the second connecting parts 15 to penetrate the connecting cloth ring 22 on the first embodiment of the quilt core to connect the combination of the quilt core; the quilt cover 2 and the quilt core 3 are connected, the efficiency is very high, and the single-body lock catch 1 is made of plastic and has very good elasticity, when the connecting cloth ring 22 slides into the second connecting hole 12, the outer side of the left side wall 17 is close to the arc shape of the end of the second connecting part 15 and is in clearance fit with the inner side face of the second connecting part 15, and under the condition that large external force is not applied to the second connecting part 15, the connecting cloth ring 22 is arranged in the second connecting hole and cannot slide out; if the single-body lock catch 1 is damaged, the fixing cloth ring 21 can enter the second connecting hole 12 through the partition plate opening 18 and slide out of the damaged single-body lock catch 1 from the first locking hole 16, the second connecting part 15 of the single-body lock catch 1 penetrates into the fixing cloth ring 21 in the replacement process, so that the fixing cloth ring 21 is placed in the second connecting hole 12, the end, close to the short-section partition plate 142, of the long-section partition plate 141 is broken off towards the first connecting hole 11 through fingers at the moment, the opening 18 is enlarged, and the fixing cloth ring 21 penetrates through the opening 18 to enter the first connecting hole 11 and is connected with the first connecting part 13; the open design, be convenient for fixed cloth ring 21 to pass in and out from opening 18 of baffle 14, because the baffle adopts elastic plastic to make, certain opening is broken off with the fingers and thumb to long section baffle 141, loosen the hand back, long section baffle 141 can resume the normal position immediately, the nearly open end of long section baffle 141 lies in the top and the inseparable laminating of short section baffle 142 open end, form the second fore shaft, prevent that fixed cloth ring 21 from sliding between first connecting hole 11 and second connecting hole 12, fixed cloth ring 21 passes the baffle through the opening, it can realize to need the manual long section baffle of breaking off with the fingers and thumb.

For example, the inside of the quilt cover 2 is provided with a plurality of connecting cloth rings 21, the quilt core 3 is provided with the single-system lock catch 1, and the single-layer quilt core, as shown in fig. 1, 4, and 6, and the principle is not repeated in detail.

Taking the case that the inner side of the quilt cover 2 is provided with the plurality of connecting cloth rings 21, the quilt core 3 is provided with the single system lock catches 1, and the three-layer quilt core as an example, as shown in fig. 1, 1A, 1', 4, and 10, the single system lock catch 1 on the upper layer quilt core 3 of the quilt core 3 shown in fig. 10 penetrates through the button hole 33 or the fixing cloth ring 21 of the quilt core 3 at the middle layer and is connected with the fixing cloth ring 21 of the lower layer quilt core 3 through the second connecting part 15, so that the multi-layer quilt core quickly forms a whole, the whole quilt core is plugged into the quilt cover 2 from the quilt core inlet 23 on the quilt cover 2, the second connecting part 15 of the single system lock catch 1 on any layer of the whole quilt core penetrates through the connecting cloth ring 22 to connect the quilt cover 2 with high; the combination is used in the occasions of washing the quilt cover in large batch, such as hotels, kindergartens, gerocomiums and the like; the uniform cleaning and the machine rolling drying of the quilt cover are facilitated, and the single-system lock catch 1 is arranged on the quilt core 3, the main object of cleaning is the quilt cover, and the single-system lock catch 1 cannot be damaged by the machine rolling drying; the principle of the combination of the above cases as shown in fig. 1, 1A, fig. 1', 4, 5, 9 and 10 is the same and will not be described again.

When the quilt core and the quilt cover are needed to be cleaned, the quilt core and the quilt cover can be combined to be used according to the requirement as long as the machine is not used for rolling and drying the places.

In the embodiment of using the multilayer quilt core, as shown in fig. 1, 5 and 7, the quilt core 3 shown in fig. 7 is used as an upper-layer quilt core 3, at least one layer of the quilt core 3 shown in fig. 5 is used as a middle-layer quilt core and/or a lower-layer quilt core, the second connecting part 15 of the single-system lock catch 1 on the upper-layer quilt core 3 penetrates through the connecting cloth ring 22 or the single-system lock catch 1 on the upper-layer quilt core 3 penetrates through the connecting cloth ring 22 of the middle-layer quilt core, and the second connecting part 15 of the single-system lock catch 1 penetrates through the connecting cloth ring 22 of the lower-layer quilt core 3, so that the multilayer quilt core forms a whole body quickly, and is very convenient; the multilayer quilt core can be used for cleaning and can be directly used as a quilt, so that the complicated link of covering the quilt cover is omitted, and the quilt cover is particularly suitable for young people who do not love the process of covering the quilt.

The use examples of the multilayer quilt core, as shown in fig. 1, 5 and 8 and the use principles of 1, 6, 7 or 1, 6, 8 or 1, 5, 9 and 10 are the same, and are not described again.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance; although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A monomer system hasp which characterized in that: be equipped with first connecting hole and second connecting hole on the system hasp body, the direction of the top of first connecting hole is equipped with first connecting portion, is equipped with the baffle between first connecting hole and the second connecting hole, first connecting hole by first connecting portion enclose with the baffle and close and form, second connecting hole downward direction is equipped with the second connecting portion, the left side of single system hasp is equipped with first fore-shaft, the left end of single system hasp is located to first fore-shaft, the left side of second connecting hole is equipped with the left side wall, first fore-shaft is formed by left side wall and second connecting portion clearance fit, the second connecting hole by baffle, left side wall, second connecting portion enclose to close and form.

2. The one-piece locking buckle according to claim 1, wherein: the partition plate is provided with an opening which is divided into two parts, namely a long-section partition plate and a short-section partition plate, wherein the near opening end of the long-section partition plate is positioned above the opening end of the short-section partition plate and is tightly attached to the opening end of the short-section partition plate to form a second locking notch.

3. The one-piece locking buckle according to claim 1, wherein: the baffle is divided into two parts, long section baffle, short section baffle, and long section baffle passes through the filament and connects integrated into one piece with short section baffle, and the long section baffle of the end that links to each other of long section baffle and short section baffle is located the top of short section baffle.

4. The one-piece locking buckle according to claim 1, wherein: the second connecting portion medial surface is smooth and is the arc, the outside bottom of left side wall is close to second connecting portion end and is the arc and with second connecting portion medial surface clearance fit.

5. The one-piece latch of claim 3, wherein: the left end part of the second connecting part is positioned at the first lock opening on the outer side of the second connecting hole; the single lock catch is integrally formed, the lock catch is made of plastic, and the filament is made of plastic.

6. A quilt core comprising the one-piece locking fastener of any one of claims 1 to 5, characterized in that: the quilt cover is connected with the quilt core, the inner side of the quilt cover or the edge of the quilt core is connected with the first connecting part through a fixed cloth ring, and the fixed cloth ring is sewn on the inner side of the quilt cover or the edge of the quilt core; the inside of the quilt cover and/or the edge of the quilt core are provided with a plurality of connecting cloth rings which are matched and connected with the single lock catches, and the second connecting parts of the single lock catches are connected with the cloth rings or fixed cloth rings.

7. A quilt core according to claim 6, characterized in that: the quilt core is characterized in that a plurality of through holes matched and connected with the single lock buckles are arranged at the edge of the quilt core, and the through holes are round holes or button holes.

8. A quilt core according to claim 6, characterized in that: the quilt core is a single-layer quilt core, and the edge of the quilt core is connected with the cloth ring or is connected with the first connecting part of the single-body lock catch through the fixed cloth ring.

9. A quilt core according to claim 6, characterized in that: the quilt core is at least two layers and comprises an uppermost layer quilt core, a lower layer quilt core and a plurality of middle layer quilt cores, the upper layer quilt core is connected with the first connecting part of the single system lock catch through a fixed cloth ring, and the edge of the lower layer quilt core is connected with the cloth ring or connected with the first connecting part of the single system lock catch through the fixed cloth ring; the single lock catch penetrates through the through hole of the middle quilt core and is connected with the connecting cloth ring or the fixing cloth ring connecting part of the lower quilt core through the second connecting part.

10. A quilt core according to claim 6, characterized in that: the quilt core is connected with the connecting cloth ring at the inner side of the quilt cover through the second connecting part of the single-body lock catch.

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