CN105488950A - Wetting automatic alarm padded mattress - Google Patents

Abstract

The invention relates to a wetting automatic alarm padded mattress. The wetting automatic alarm padded mattress comprises a padded mattress and conductive yarns. A plurality of odd-numbered conductive weft yarns and a plurality of even-numbered conductive weft yarns penetrate into the padded mattress in a broadwise mode; the odd-numbered conductive weft yarns and the even-numbered conductive weft yarns are alternatively arranged at equal intervals; the odd-numbered conductive weft yarns penetrate into the padded mattress and are attached to the front surface of the padded mattress; the even-numbered conductive weft yarns penetrate into the padded mattress and are attached to the reverse surface of the padded mattress; all conductive yarns of the odd-numbered conductive weft yarns are conducted; and all conductive yarns of the even-numbered conductive weft yarns are conducted, and an alarm apparatus is arranged between the odd-numbered conductive weft yarns and the even-numbered conductive weft yarns. When the padded mattress is wetted, whether an alarm is given is determined according to change of a resistance value between the odd-numbered conductive weft yarns and the even-numbered conductive weft yarns, and convenience is brought to household life.

Description

A kind of water wets automatic alarm cotton-padded mattress

Technical field

The invention belongs to protective articles technical field on bed, relate to a kind of water and to wet automatic alarm cotton-padded mattress.

Background technology

Cotton-padded mattress in use may meet with water and wet, and such as urine is wet, hot-water bottle leakage etc., often causes the consequence of drenching bed clothes, causes user to be burned, or affects user and normally have a rest, and particularly winter is that life staying idle at home is made troubles.User expects a kind ofly have water and to wet the cotton-padded mattress of auto-alarm function, the initial stage that can occur in the water accident that wets, send sound and light alarm signal, Timeliness coverage cotton-padded mattress water wets accident, through the intervention of user, avoid bed clothes water to wet the further expansion of accident, ensure personal safety, also for life staying idle at home offers convenience.

Summary of the invention

Technical matters to be solved by this invention is to provide a kind of water and wets automatic alarm cotton-padded mattress.Cotton-padded mattress in use may meet with water and to wet accident, cause the consequence of drenching bed clothes, a kind of water of the present invention automatic alarm cotton-padded mattress that wets has water and to wet auto-alarm function, can diameter is larger on Timeliness coverage cotton-padded mattress the wet circle of water, and then sending sound and light signal, the advantage of this cotton-padded mattress is: the initial stage Timeliness coverage occurred in the water accident that wets, then by the intervention of user to accident source, the further expansion of prevention accident, for life staying idle at home offers convenience.

A kind of water of the present invention wets automatic alarm cotton-padded mattress, comprises cotton-padded mattress and conductive yarn, it is characterized in that: the inner broadwise of described cotton-padded mattress runs through some odd number conductive warp yarns and even number conductive warp yarns; Described odd number conductive warp yarns and described even number conductive warp yarns alternately equidistantly arrange;

Described odd number conductive warp yarns runs through the front that described cotton-padded mattress is pressed close in described cotton-padded mattress inside;

Described even number conductive warp yarns runs through the reverse side that described cotton-padded mattress is pressed close in described cotton-padded mattress inside;

Described cotton-padded mattress inside stuffing is cotton;

Described conductive warp yarns is spinned by conductive fiber to form;

All conductive warp yarns of described odd number conductive warp yarns are connected; All conductive warp yarns of described even number conductive warp yarns are connected; Between described odd number conductive warp yarns and described even number conductive warp yarns, formula is obeyed in the change of resistance value R (Ω):

$R=\left\{\begin{array}{cc}{\mathrm{KhD}}^2/{\mathrm{\σd}}^2& d\≥2D;\\ {\mathrm{KhD}}^2/{\mathrm{F\σd}}^2& 2D>d\≥D,F=1;\\ \mathrm{\∞}& 2D>d\≥D,F=0;\\ \mathrm{\∞}& D>d\≥0\end{array}\right.$

Wherein,

K is constant, span: 800 ~ 1700;

σ is electrical conductivity of water, unit: μ S/cm;

H is the thickness of described cotton-padded mattress, unit: cm;

D is adjacent described odd number conductive warp yarns and the horizontal centre distance of described even number conductive warp yarns, unit: cm;

D is described water wet circle calculated diameter, unit: cm;

F is that the water of described odd number conductive warp yarns and described even number conductive warp yarns wets covering state, value is 0 or 1,0 represents that the wet circle of water does not cover described odd number conductive warp yarns and described even number conductive warp yarns simultaneously, and 1 represents that the water circle that wets covers described odd number conductive warp yarns and described even number conductive warp yarns simultaneously;

Warning device is accessed between described odd number conductive warp yarns and described even number conductive warp yarns;

As preferred technical scheme:

A kind of water as above wets automatic alarm cotton-padded mattress, when water wet circle cover described odd number conductive warp yarns and described even number conductive warp yarns simultaneously time, resistance value R is 5000 ~ 8000 ohm, is 3 ~ 5 milliamperes by the electric current of described warning device.

A kind of water as above wets automatic alarm cotton-padded mattress, and the trigger current of described warning device is minimum is 1 milliampere, adopts 24V direct-current working volts; Described warning device is hummer or the pilot lamp of charged.

A kind of water as above wets automatic alarm cotton-padded mattress, and all conductive warp yarns of described odd number conductive warp yarns are connected and referred to all conductive warp yarns being communicated with described odd number conductive warp yarns with wire a; All conductive warp yarns of described even number conductive warp yarns are connected and are referred to all conductive warp yarns being communicated with described even number conductive warp yarns with wire b.

A kind of water as above wets automatic alarm cotton-padded mattress, and described wire a and wire b is coated in cotton-padded mattress bound edge.

A kind of water as above wets automatic alarm cotton-padded mattress, and described water wet circle calculated diameter refers to the external diameter of a circle of the wet circle of water, and namely wet to water and enclose the twice of center of gravity ultimate range in water circle border of wetting.

A kind of water as above wets automatic alarm cotton-padded mattress, and in described odd number conductive warp yarns, the scope of fill yarn ends is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.

A kind of water as above wets automatic alarm cotton-padded mattress, and in described even number conductive warp yarns, the scope of fill yarn ends is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.

Beneficial effect

Compared with prior art, a kind of water of the present invention automatic alarm cotton-padded mattress that wets has the following advantages:

1. possessing water to wet warning function, can send alerting signal occurring wet initial stage of accident of water, prevention of water wets the further expansion of accident;

2. simple and practical, be easy to realize, security is high.

Accompanying drawing explanation

Fig. 1 is that a kind of water of the present invention wets automatic alarm cotton-padded mattress schematic diagram

In Fig. 1: 1 is odd number conductive warp yarns, 2 is even number conductive warp yarns, and 3 is cotton-padded mattress, and 4 is wire a, and 5 is wire b, and 6 is warning device

Embodiment

Below in conjunction with embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.

A kind of water of the present invention wets automatic alarm cotton-padded mattress, comprises cotton-padded mattress and conductive yarn; As shown in Figure 1, the inner broadwise of cotton-padded mattress 3 runs through some odd number conductive warp yarns 1 and even number conductive warp yarns 2; Odd number conductive warp yarns (1) and even number conductive warp yarns 2 are alternately arranged;

Odd number conductive warp yarns 1 runs through the front that described cotton-padded mattress is pressed close in cotton-padded mattress 3 inside;

Even number conductive warp yarns 2 runs through the reverse side that described cotton-padded mattress is pressed close in cotton-padded mattress 3 inside;

Cotton-padded mattress 3 inside stuffing is cotton;

Conductive warp yarns is spinned by conductive fiber to form;

All conductive warp yarns of odd number conductive warp yarns 1 are connected; All conductive warp yarns of even number conductive warp yarns 2 are connected; Between odd number conductive warp yarns 1 and even number conductive warp yarns 2, formula is obeyed in the change of resistance value R (Ω):

$R=\left\{\begin{array}{cc}{\mathrm{KhD}}^2/{\mathrm{\σd}}^2& d\≥2D;\\ {\mathrm{KhD}}^2/{\mathrm{F\σd}}^2& 2D>d\≥D,F=1;\\ \mathrm{\∞}& 2D>d\≥D,F=0;\\ \mathrm{\∞}& D>d\≥0\end{array}\right.$

Wherein,

K is constant, span: 800 ~ 1700;

σ is electrical conductivity of water, unit: μ S/cm;

H is the thickness of cotton-padded mattress, unit: cm;

D is adjacent described odd number conductive warp yarns and the horizontal centre distance of described even number conductive warp yarns, unit: cm;

D is water wet circle calculated diameter, unit: cm;

F is that the water of odd number conductive warp yarns 1 and even number conductive warp yarns 2 wets covering state, value is 0 or 1,0 represents that the wet circle of water does not cover odd number conductive warp yarns (1) simultaneously and even number conductive warp yarns 2,1 represents that the wet circle of water covers odd number conductive warp yarns 1 and even number conductive warp yarns 2 simultaneously;

Warning device 6 is accessed between odd number conductive warp yarns 1 and even number conductive warp yarns 2.

As shown in Figure 1, when the wet circle of water covers odd number conductive warp yarns 1 and even number conductive warp yarns 2 simultaneously, resistance value R is 5000 ~ 8000 ohm, is 3 ~ 5 milliamperes by the electric current of warning device 6.

Wherein, the trigger current of warning device 6 is minimum is 1 milliampere, adopts 24V direct-current working volts; Warning device 6 is hummer or the pilot lamp of charged.

As shown in Figure 1, all conductive warp yarns of odd number conductive warp yarns 1 connect all conductive warp yarns referring to and be communicated with odd number conductive warp yarns 1 with wire a4; All conductive warp yarns of even number conductive warp yarns 2 connect all conductive warp yarns referring to and be communicated with even number conductive warp yarns 2 with wire b5.

Wherein, wire a4 and wire b5 is coated in cotton-padded mattress bound edge.

Wherein, water wet circle calculated diameter refers to the external diameter of a circle of the wet circle of water, and namely wet to water and enclose the twice of center of gravity ultimate range in water circle border of wetting.

Wherein, in odd number conductive warp yarns 1, the scope of fill yarn ends is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.

Wherein, in even number conductive warp yarns 2, the scope of fill yarn ends is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.

Claims (7)

1. water wets an automatic alarm cotton-padded mattress, comprises cotton-padded mattress and conductive yarn, it is characterized in that: described cotton-padded mattress (3) inner broadwise runs through some odd number conductive warp yarns (1) and even number conductive warp yarns (2); Described odd number conductive warp yarns (1) and described even number conductive warp yarns (2) alternately equidistantly arrange;

Described odd number conductive warp yarns (1) runs through the front that described cotton-padded mattress (3) are pressed close in described cotton-padded mattress (3) inside;

Described even number conductive warp yarns (2) runs through the reverse side that described cotton-padded mattress (3) are pressed close in described cotton-padded mattress (3) inside;

Described cotton-padded mattress (3) inside stuffing is cotton;

Described conductive warp yarns is spinned by conductive fiber to form;

All conductive warp yarns of described odd number conductive warp yarns (1) are connected; All conductive warp yarns of described even number conductive warp yarns (2) are connected; Between described odd number conductive warp yarns (1) and described even number conductive warp yarns (2), formula is obeyed in the change of resistance value R (Ω):

Wherein,

K is constant, span: 800 ~ 1700;

σ is electrical conductivity of water, unit: μ S/cm;

H is the thickness of described cotton-padded mattress, unit: cm;

D is adjacent described odd number conductive warp yarns (1) and the horizontal centre distance of described even number conductive warp yarns (2), unit: cm;

D is described water wet circle calculated diameter, unit: cm;

F is that the water of described odd number conductive warp yarns (1) and described even number conductive warp yarns (2) wets covering state, value is 0 or 1,0 represents that the wet circle of water does not cover described odd number conductive warp yarns (1) and described even number conductive warp yarns (2) simultaneously, and the 1 expression water circle that wets covers described odd number conductive warp yarns (1) and described even number conductive warp yarns (2) simultaneously;

Warning device (6) is accessed between described odd number conductive warp yarns (1) and described even number conductive warp yarns (2);

Described water wet circle calculated diameter refers to the external diameter of a circle of the wet circle of water, and namely wet to water and enclose the twice of center of gravity ultimate range in water circle border of wetting.

2. a kind of water according to claim 1 wets automatic alarm cotton-padded mattress, it is characterized in that, when water wet circle cover described odd number conductive warp yarns (1) and described even number conductive warp yarns (2) simultaneously time, resistance value R is 5000 ~ 8000 ohm, is 3 ~ 5 milliamperes by the electric current of described warning device (6).

3. a kind of water according to claim 1 and 2 wets automatic alarm cotton-padded mattress, and it is characterized in that, the trigger current of described warning device (6) is minimum is 1 milliampere, adopts 24V direct-current working volts; The hummer that described warning device (6) is charged or pilot lamp.

4. a kind of water according to claim 1 wets automatic alarm cotton-padded mattress, it is characterized in that, all conductive warp yarns of described odd number conductive warp yarns (1) are connected and are referred to all conductive warp yarns being communicated with described odd number conductive warp yarns (1) with wire a (4); All conductive warp yarns of described even number conductive warp yarns (2) are connected and are referred to all conductive warp yarns being communicated with described even number conductive warp yarns (2) with wire b (5).

5. a kind of water according to claim 4 wets automatic alarm cotton-padded mattress, and it is characterized in that, described wire a (4) and wire b (5) are coated in cotton-padded mattress bound edge.

6. a kind of water according to claim 1 wets automatic alarm cotton-padded mattress, and in described odd number conductive warp yarns (1), the scope of conductive warp yarns radical is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.

7. a kind of water according to claim 1 wets automatic alarm cotton-padded mattress, and in described even number conductive warp yarns (2), the scope of conductive warp yarns radical is 100-200 root, is uniformly distributed, and conductive warp yarns selects 21-32 common metal conductive yarns.