CN210540632U

CN210540632U - Seamless folding pad

Info

Publication number: CN210540632U
Application number: CN201920429630.9U
Authority: CN
Inventors: 李海艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-05-19
Anticipated expiration: 2029-03-29

Abstract

The utility model provides a seamless folding pad, including the first pad body, the second pad body, first connecting portion, the third pad body, second connecting portion and the fourth pad body that connect gradually. Wherein the length, the thickness and the width of the first pad body, the second pad body, the third pad body and the fourth pad body are respectively the same. The first pad body, the second pad body, the third pad body and the fourth pad body are respectively made of any material. The first pad body, the second pad body, the first connecting part, the third pad body, the second connecting part and the fourth pad body are made of a chemical cross-linked polyethylene foam material (XPE), and Polyurethane (PU) or silica gel and other materials are coated outside the XPE. The first connecting part and the second connecting part are made of the same material as the cushion body and are respectively and fixedly connected with the upper surfaces of the corresponding first cushion body, the second cushion body, the third cushion body and the fourth cushion body. After this seamless folding pad is opened completely, the upper surface can not have the gap, is difficult for piling up the dust, conveniently cleans, can follow the folk prescription to folding in proper order and pack up, convenient storage.

Description

Seamless folding pad

Technical Field

The utility model relates to the technical field of articles for daily use, in particular to seamless folding pad.

Background

The cushion is a living article which is widely used in modern life, particularly outdoor activities. Prior art mats are typically sheet-like structures. When people play leisure and entertainment outdoors, the mat can be paved on a relatively flat ground and rest on the mat. In general, the surface of the mat can be printed with various patterns which are interesting to infants, so that the infants can play on the mat and perform intelligence-developing activities. As one of cushion products, the folding cushion is formed by splicing a plurality of folding cushion units, the folding mode can save space, is convenient to carry and store, and is spread during use, so that the use area is increased. There is the gap in the junction between the present folding pad unit, piles up dust and debris easily, is unfavorable for cleaning, constitutes the threat to user's health simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a seamless folding pad, whole folding upper surface of stacking up does not have the gap, is difficult for piling up dust and debris, conveniently cleans, can follow the folk prescription to folding packing up in proper order, convenient storage.

A seamless folding pad comprises a first pad body, a second pad body, a first connecting part, a third pad body, a second connecting part and a fourth pad body which are connected in sequence.

Further, in the above-mentioned case,

the first pad body, the second pad body, the third pad body and the fourth pad body are respectively of a first thickness;

the width of the first connecting part is at least a first thickness;

the width of the second connecting part is at least 2 times of the first thickness.

Further, in the above-mentioned case,

the length, the thickness and the width of the first pad body, the second pad body, the third pad body and the fourth pad body are respectively the same.

Further, in the above-mentioned case,

the first pad body, the second pad body, the third pad body and the fourth pad body are respectively made of any material.

Further, in the above-mentioned case,

any one of the pad body surfaces of the first pad body, the second pad body, the third pad body and the fourth pad body is provided with an automatic display system, and the automatic display system comprises:

the pressure sensor is arranged on the surface of the pad body and used for detecting the pressure on the surface of the pad body and outputting the detection voltage of the analog quantity;

the reference device provides a reference voltage according to a preset pressure;

the comparison device is respectively connected with the pressure sensor and the reference device, and outputs a control signal when the detection voltage is greater than the reference voltage;

the delay device is coupled with the comparison device and delays the first preset time to output the control signal after receiving the control signal;

and the control device responds to the control signal to control a display device to perform display work.

Further, in the above-mentioned case,

the reference device comprises a first reference resistor R11, a second reference resistor R12 and a third reference resistor R13, the first reference resistor R11, the second reference resistor R12 and the third reference resistor R13 are connected with the ground or negative voltage in series, and a node of the first reference resistor R11 and the second reference resistor R12 is coupled with a comparison device.

Further, in the above-mentioned case,

the delay device comprises a not gate G1, a two-input AND gate G2, a first resistor R14 and a first capacitor C, wherein an input point of the delay device is connected with an input end of the not gate G1, an output end of the not gate G1 is connected with one input end of a two-input AND gate G2 through a first resistor R14, a node of the first resistor R14 and the two-input AND gate G2 is connected with the first capacitor C and then grounded or negative voltage, the other input end of the two-input AND gate G2 is connected with the input point, and an output end of the two-input AND gate G2 forms an output end of the delay device and is coupled with the driving device.

Further, in the above-mentioned case,

the control device comprises a relay coil KA and a relay normally open contact KA, the relay coil KA is connected with the output end of the two-input AND gate G2, and the relay coil KA is connected with the first protection resistor R15 in series and is grounded. And a normally open contact KA of the relay is respectively connected with the peristaltic pump M and the second protection resistor R16 in series to be grounded.

Further, in the above-mentioned case,

the display device is any one or more of an LED display screen, an LED display lamp and a bulb.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a first embodiment of a seamless folded pad;

FIG. 2 is a schematic structural view of a second embodiment of a seamless folded pad;

FIG. 3 is a schematic diagram of an automatic display system.

11. A first pad body; 12. a second pad body; 13. a third pad body; 14. a fourth pad body; 21. a first connection portion; 22. a second connecting portion; 310. a pressure sensor; 320. a reference device; 330. a comparison device; 340. a time delay device; 350. a control device; 360. a display device.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

The embodiment of the utility model provides a seamless folding pad, as shown in figure 1 the structure schematic diagram of its first implementation way, including the first pad body 11, the second pad body 12, first connecting portion 21, the third pad body 13, the second connecting portion 22 and the fourth pad body 14 that connect gradually. Wherein the length, thickness and width of the first pad 11, the second pad 12, the third pad 13 and the fourth pad 14 are respectively the same. The first pad 11, the second pad 12, the third pad 13 and the fourth pad 14 are made of any material. The first pad 11, the second pad 12, the first connecting portion 21, the third pad 13, the second connecting portion 22 and the fourth pad 14 are made of a chemical cross-linked polyethylene foam (XPE) coated with Polyurethane (PU) or silica gel. The first connecting portion 21 and the second connecting portion 22 are made of the same material as the cushion body, and are respectively fixedly connected with the upper surfaces of the corresponding first cushion body 11, the second cushion body 12, the third cushion body 13 and the fourth cushion body 14. After this seamless folding pad is opened completely, the upper surface can not have the gap, is difficult for piling up the dust, conveniently cleans, can follow the folk prescription to folding in proper order and pack up, convenient storage. The first pad 11 and the second pad 12 are connected by the material of the upper layer, wherein the connection part between the first pad 11 and the second pad 12 can approach zero but does not prevent the folding between the first pad 11 and the second pad 12.

In one embodiment, the first pad 11, the second pad 12, the third pad 13 and the fourth pad 14 are respectively of a first thickness; the width of the first connecting part 21 is at least a first thickness; the width of the second connecting portion 22 is at least 2 times the first thickness.

The effect and principle of the technical scheme are as follows:

in practical application, if the seamless folding mat is required to be folded, the first mat body 11 can be rotated 180 degrees counterclockwise to be located under the second mat body 12, and then the third mat body 13 can be rotated 180 degrees clockwise relative to the second mat body 12 to be located on the second mat body 1213, so that the third mat body 13 is not pulled by the second connecting portion 22 after being located on the second mat body 12 due to the width of the first connecting portion 21 being at least the first thickness. Finally, the fourth pad 14 is rotated clockwise to be positioned on the third pad 13, and the width of the second connecting part 22 is at least 2 times of the first thickness, so that the fourth pad 14 is not pulled with the third pad 13. The seamless folding pad can be folded without gaps in the opening process, and is not easy to accumulate dust and sundries and convenient to clean.

In one embodiment, as shown in the schematic structural diagram of the second embodiment of the seamless folding mat in fig. 2, any one of the mat body surfaces of the first mat body 11, the second mat body 12, the third mat body 13 and the fourth mat body 14 is provided with an automatic display system, as shown in fig. 3, the automatic display system comprises: a pressure sensor 310 disposed on the pad body surface for detecting the pressure on the pad body surface and outputting a detection voltage of an analog quantity; a reference device 320 for providing a reference voltage according to a predetermined pressure; a comparison device 330, which is respectively connected with the pressure sensor 310 and the reference device 320, and outputs a control signal when the detection voltage is greater than the reference voltage; a delay device 340 coupled to the comparator 330 for delaying a first preset time after receiving the control signal and outputting the control signal; the control device 350, in response to the control signal, controls a display device 360 to perform a display operation.

The effect and principle of the technical scheme are as follows:

the pressure sensor 310 can detect the pressure on the surface of the pad body and output the detection voltage of the analog quantity, when the detection voltage is larger than the reference voltage provided by the reference device 320, the comparison device 330 outputs a control signal to the delay device 340, the delay device 340 can delay the first preset time to output the control signal, the control device 350 responds to the control signal to control the display device 360 to work, in the process, the pad can bear a larger pressure when a human body sits on the pad, the display device 360 can work, because of the existence of the delay device 340, when the human body leaves the pad, the delay device 340 can delay the first preset time to output the control signal to the control device 350, and at the moment, the display device 360 can still light up in the first preset time when the human body leaves.

In one embodiment, the reference device 320 includes a first reference resistor R11, a second reference resistor R12, and a third reference resistor R13, the first reference resistor R11, the second reference resistor R12, and the third reference resistor R13 are connected in series to ground or negative voltage, and a node of the first reference resistor R11 and the second reference resistor R12 is coupled to the comparison device 330.

In one embodiment, the delay device 340340 includes a not gate G1, a two-input and gate G2, a first resistor R14 and a first capacitor C, an input point of the delay device 340340 is connected to an input terminal of the not gate G1, an output terminal of the not gate G1 is connected to an input terminal of the two-input and gate G2 through the first resistor R14, a node of the first resistor R14 and the two-input and gate G2 is connected to the first capacitor C and then grounded or negatively charged, another input terminal of the two-input and gate G2 is connected to the input point, and an output terminal of the two-input and gate G2 constitutes an output terminal of the delay device 340 and is coupled to the driving device.

In one embodiment, the control device 350 includes a relay coil KA connected to the output of the two-input and gate G2 and a relay normally open contact KA connected in series with a first protection resistor R15 to ground. And a normally open contact KA of the relay is respectively connected with the peristaltic pump M and the second protection resistor R16 in series to be grounded.

In one embodiment, the display device 360 is any one or more of an LED display screen, an LED display lamp, and a light bulb.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A seamless folding cushion is characterized by comprising a first cushion body (11), a second cushion body (12), a first connecting part (21), a third cushion body (13), a second connecting part (22) and a fourth cushion body (14) which are sequentially connected, wherein the first cushion body (11), the second cushion body (12), the third cushion body (13) and the fourth cushion body (14) are respectively of a first thickness; the width of the first connecting part (21) is at least a first thickness; the width of the second connecting part (22) is at least 2 times of the first thickness,

the length, the thickness and the width of the first pad body (11), the second pad body (12), the third pad body (13) and the fourth pad body (14) are respectively the same,

the first pad body (11), the second pad body (12), the first connecting part (21), the third pad body (13), the second connecting part (22) and the fourth pad body (14) are made of a chemically cross-linked polyethylene foam material, polyurethane or silica gel is wrapped outside the chemically cross-linked polyethylene foam material, the first connecting part (21) and the second connecting part (22) are made of the same material as the pad bodies, and are respectively and fixedly connected with the upper surfaces of the corresponding first pad body (11), the corresponding second pad body (12), the corresponding third pad body (13) and the corresponding fourth pad body (14).

2. Seamless folding pad according to claim 1,

any one of the pad surfaces of the first pad body (11), the second pad body (12), the third pad body (13) and the fourth pad body (14) is provided with an automatic display system, and the automatic display system comprises:

a pressure sensor (310) disposed on the pad body surface for detecting the pressure on the pad body surface and outputting a detection voltage of an analog quantity;

a reference device (320) for providing a reference voltage according to a predetermined pressure;

a comparison device (330) which is respectively connected with the pressure sensor (310) and the reference device (320) and outputs a control signal when the detection voltage is larger than the reference voltage;

the delay device (340) is coupled with the comparison device (330), delays the first preset time after receiving the control signal and outputs the control signal;

the control device (350) responds to the control signal to control a display device (360) to perform display work.

3. Seamless folding pad according to claim 2,

the reference device (320) comprises a first reference resistor R11, a second reference resistor R12 and a third reference resistor R13, the first reference resistor R11, the second reference resistor R12 and the third reference resistor R13 are connected with the ground or negative voltage in series, and a node of the first reference resistor R11 and the second reference resistor R12 is coupled with a comparison device (330).

4. Seamless folding pad according to claim 3,

the delay device (340) comprises a not gate G1, a two-input AND gate G2, a first resistor R14 and a first capacitor C, wherein an input point of the delay device (340) is connected with an input end of the not gate G1, an output end of the not gate G1 is connected with one input end of a two-input AND gate G2 through a first resistor R14, a node of the first resistor R14 and the two-input AND gate G2 is connected with the ground or negative voltage after the first capacitor C is connected, the other input end of the two-input AND gate G2 is connected with the input point, and an output end of the two-input AND gate G2 forms an output end of the delay device (340) and is coupled with the driving device.

5. Seamless folding pad according to claim 4,

the control device (350) comprises a relay coil KA and a relay normally-open contact KA, the relay coil KA is connected with the output end of the two-input AND gate G2, the relay coil KA is connected with the first protection resistor R15 in series and grounded, and the relay normally-open contact KA is connected with the peristaltic pump M and the second protection resistor R16 in series and grounded respectively.

6. Seamless folding pad according to claim 2,

the display device (360) is any one or more of an LED display screen, an LED display lamp and a bulb.