CN209488836U

CN209488836U - Intelligent heating pad

Info

Publication number: CN209488836U
Application number: CN201821830057.4U
Authority: CN
Inventors: 曹冬飞
Original assignee: Zhejiang Tiantaiguoqi Auto Products Co Ltd
Current assignee: Zhejiang Tiantaiguoqi Auto Products Co Ltd
Priority date: 2018-11-07
Filing date: 2018-11-07
Publication date: 2019-10-11
Anticipated expiration: 2028-11-07

Abstract

The utility model discloses a kind of intelligent heating pads, belong to heating cushion technical field, it solves in outdoor use process, problem inconvenient for use, its key points of the technical solution are that including non-woven substrate, the resistance wire being fixed on non-woven substrate, it is connected to the controller of resistance wire, the resistance wire is by nylon sewer on non-woven substrate, resistance wire is in uniform bending distribution, the controller includes shell, pyroelectric infrared sensor, delay switch circuit, and luminescence component, the pyroelectric infrared sensor is located at the surface of shell and to incude human body close and export inductive signal, delay switch circuit is connected to pyroelectric infrared sensor, and for receiving, inductive signal realizes the instantaneous closure of switch contact and delay disconnects, the luminescence component is controlled by delay switch circuit and realizes luminous prompting, reached be easy to use Effect.

Description

Intelligent heating pad

Technical field

The utility model relates to heating cushion fields, particularly, are related to a kind of intelligent heating pad.

Background technique

Open (bulletin) number: CN206991061U, a kind of camping intelligent aeration heating cushion, ventilation slot are adjacent with support construction And be alternately mounted in cushion substrate, plastic covering film in support construction, there is airing hole on plastic foil, heater strip is with snakelike Cabling is fixed on plastic film, and plastic foil and heater strip surface cover permeable fiber, and temp probe and pressure sensor are fixed Under permeable fiber, on plastic foil, controller, attaching plug and battery pack are accessed in cushion substrate by flexible cable, Blower is together in guide duct access cushion, and temp probe and the collected electric signal of pressure sensor are handled by controller, intelligence Air flux and heating temperature are controlled, heating system has perfect defencive function, and power supply can be by included battery pack or automobile point Cigarette device provides, and battery pack supports intelligent recharge and discharge, it is possible to provide USB interface supplying power for outside, battery pack is sliceable, has battery capacity indication Device.

When use outdoors, since evening environment is dim, when needing to operate controller, it finds that Controller is not easy to find, and needs to carry out illumination searching with flashlight, there are inconvenience.

Utility model content

In view of this, the utility model aim is to provide a kind of intelligent heating pad, have convenient for finding, facilitating adjusting temperature Effect.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of intelligent heating pad, including non-woven fabrics Base, the resistance wire being fixed on non-woven substrate, the controller for being connected to resistance wire, the resistance wire are by nylon linear slit Be formed on non-woven substrate, resistance wire in uniform bending distribution, the controller include shell, pyroelectric infrared sensor, Delay switch circuit and luminescence component, the pyroelectric infrared sensor are located at the surface of shell and incude human body close to simultaneously Inductive signal is exported, delay switch circuit is connected to pyroelectric infrared sensor and realizes switch contact for receiving inductive signal Instantaneous closure and delay disconnection, the luminescence component are controlled by delay switch circuit and realize luminous prompting.

By above-mentioned setting, after energization, intelligent heating pad is started to work, and non-woven substrate has insulation effect, resistance Silk starts to generate heat, and makes resistance wire heating temperature constant by controller.Since resistance wire passes through nylon sewer in non-woven fabrics In base, it is not easily disconnected from so resistance wire firmly installs.It is main that there is light at night when be still outdoor use, It is not easy to search out controller, this programme is mounted with pyroelectric infrared sensor on the shell of controller, so as to incude people Body is close, thus judge someone close to when, then controller automatically control luminescence component work, thus with luminous prompting Mode knows the position of controller convenient for user.

Concrete scheme as the utility model can be preferred are as follows: in the luminescence component includes built-in power and is connected to Set the lamp string on power supply.

By above-mentioned setting, luminescence component is made up of internal battery box lamp string, is powered so being not necessarily to external power supply, energy Enough effectively improve the outdoor reliability used.

Concrete scheme as the utility model can be preferred are as follows: the delay switch circuit includes resistance R11, resistance One end connection rpyroelectric infrared sensing of R12, triode Q1, diode D1 and delay normally opened relay KT, the resistance R11 Device, the base stage of the other end connecting triode Q1 of resistance R11 and one end of resistance R12, the other end and triode Q1 of resistance R12 Emitter ground connection, triode Q1 collector connection diode D1 anode and delay normally opened relay KT one end, two poles The other end and 12V voltage of the cathode connection delay normally opened relay KT of pipe D1.

By above-mentioned setting, delay switch circuit structure is controlled using triode Q1, and resistance R11 and resistance R12 divide It, can be according to the on and off state for the signal control triode Q1 that pyroelectric infrared sensor provides, to control after pressure 12V voltage be applied to delay normally opened relay KT above, as a result, when human body close to when, pyroelectric infrared sensor output High level, so that triode Q1 is in the conductive state, delay normally opened relay KT work, so that lamp string is connected built-in power and sent out Light work, otherwise, delay time is already expired, then the contact for the normally opened relay KT that is delayed disconnects, so that lamp string does not work.

Concrete scheme as the utility model can be preferred are as follows: sounding component, the hair are also parallel in the lamp string Sound component includes normally closed switch and buzzer, and normally closed switch and buzzer series connection, normally closed switch are located at the bottom of shell and by shells The gravity of body and be in an off state.

By above-mentioned setting, under normal circumstances, by the gravity of shell itself, normally closed switch can be pushed down, so that bee Ring device does not work.And if there is controller is mobile and human body close to when, buzzer just will call the police at this time, while lamp string work Make.It can be seen that playing certain anti-theft effect.

The utility model has the technical effect that following aspect:, can be according to human body sense when outdoors Answer situation issue light prompt, be easy to use, be also convenient for the position that user knows controller, in addition it can outdoors when Time plays antitheft effect.

Detailed description of the invention

Fig. 1 is structural schematic diagram in embodiment；

Fig. 2 is the circuit structure of controller in embodiment；

Fig. 3 is normal open switch stress diagram in embodiment.

Appended drawing reference: 1, non-woven substrate；2, resistance wire；3, controller；31, shell；32, pyroelectric infrared sensor； 33, delay switch circuit；34, luminescence component；341, built-in power；342, lamp string；4, nylon wire；5, sounding component；51, normally closed Switch；52, buzzer.

Specific embodiment

Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill Art scheme is more readily understood and grasps.

Embodiment:

A kind of intelligent heating pad including non-woven substrate 1, the resistance wire being fixed on non-woven substrate 12, is connected to electricity Hinder the controller 3 of silk 2.Non-woven substrate 1 has the effect of heat preservation.Resistance wire 2 is to be sewed by nylon wire 4 in non-woven substrate On 1, since resistance wire 2 is sewed on non-woven substrate 1 by nylon wire 4, so resistance wire 2 is firmly installed and is not easily disconnected from.Electricity Silk 2 is hindered in uniform bending distribution.

Controller 3 includes shell 31, pyroelectric infrared sensor 32, delay switch circuit 33 and luminescence component 34.Heat Human motion can be incuded by releasing electric infrared sensor 32.Pyroelectric infrared sensor 32 is located at the surface of shell 31 and incudes human body Close and export inductive signal, delay switch circuit 33 is connected to pyroelectric infrared sensor 32 and realizes for receiving inductive signal The instantaneous closure and delay disconnection, luminescence component 34 of switch contact are controlled by delay switch circuit 33 and realize luminous prompting.

Refering to what is shown in Fig. 2, luminescence component 34 includes built-in power 341 and the lamp string 342 being connected on built-in power 341. Lamp string 342 can be LED lamp bead.Built-in power 341 can be lithium battery.Luminescence component 34 is by internal battery box lamp string 342 are constituted, so powering without external power supply, can effectively improve the outdoor reliability used.

Delay switch circuit 33 includes resistance R11, resistance R12, triode Q1, diode D1 and delay normally opened relay One end of KT, resistance R11 connect pyroelectric infrared sensor 32, the base stage and electricity of the other end connecting triode Q1 of resistance R11 One end of R12, the other end of resistance R12 and the emitter ground connection of triode Q1 are hindered, the collector of triode Q1 connects diode One end of the anode of D1 and delay normally opened relay KT, the other end of the cathode connection delay normally opened relay KT of diode D1 with And 12V voltage.

33 structure of delay switch circuit is controlled using triode Q1, after resistance R11 and resistance R12 partial pressure, Ke Yigen According to the on and off state for the signal control triode Q1 that pyroelectric infrared sensor 32 provides, applied to control 12V voltage Be added on delay normally opened relay KT above, as a result, when human body close to when, pyroelectric infrared sensor 32 export high level, So that triode Q1 is in the conductive state, delay normally opened relay KT work, so that lamp string 342 is connected built-in power 341 and sent out Light work, otherwise, delay time is already expired, then the contact for the normally opened relay KT that is delayed disconnects, so that lamp string 342 does not work.

With reference to Fig. 2, sounding component 5 is also parallel in lamp string 342, sounding component 5 includes normally closed switch 51 and buzzer 52, Normally closed switch 51 and buzzer 52 are connected, and normally closed switch 51 is located at the bottom of shell 31 and by the gravity of shell 31 and in disconnection State.Normally closed switch 51 can be normally closed button, and there is spring itself contact to be made to be in closed state for inside, when by external force When F1, normally-closed contact is disconnected.

Refering to what is shown in Fig. 3, the gravity of shell 31 is indicated with G, 51 Impact direction of normally closed switch is D, then under normal circumstances, By the gravity of shell 31 itself, normally closed switch 51 can be pushed down, so that normally closed switch 51 is in an off state.So that buzzer 52 do not work.And if there is controller 3 is mobile and human body close to when, buzzer 52 just will call the police at this time, while lamp string 342 work.It can be seen that playing certain anti-theft effect.

After energization, intelligent heating pad is started to work, and non-woven substrate 1 has insulation effect, and resistance wire 2 starts to generate heat, Make 2 heating temperature of resistance wire constant by controller 3.It is main that there is light at night when be still outdoor use, It being not easy to search out controller 3, this programme is mounted with pyroelectric infrared sensor 32 on the shell 31 of controller 3, so as to Incude human body it is close, thus judge someone close to when, then controller 3 automatically control luminescence component 34 work, thus with The mode of luminous prompting knows the position of controller 3 convenient for user.

Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of Specific embodiment, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection Within the scope of.

Claims

1. a kind of intelligent heating pad including non-woven substrate, the resistance wire being fixed on non-woven substrate, is connected to resistance wire Controller, characterized in that the resistance wire is by nylon sewer on non-woven substrate, and resistance wire is in uniform bending point Cloth, the controller include shell, pyroelectric infrared sensor, delay switch circuit and luminescence component, and the pyroelectricity is red Outer sensor is located at the surface of shell and incudes that human body is close and export inductive signal, and it is red that delay switch circuit is connected to pyroelectricity Outer sensor is used to receive instantaneous closure and the delay disconnection that inductive signal realizes switch contact, and the luminescence component, which is controlled by, to be prolonged When switching circuit realize luminous prompting.

2. intelligent heating pad as described in claim 1, characterized in that in the luminescence component includes built-in power and is connected to Set the lamp string on power supply.

3. intelligent heating pad as claimed in claim 2, characterized in that the delay switch circuit includes resistance R11, resistance One end connection rpyroelectric infrared sensing of R12, triode Q1, diode D1 and delay normally opened relay KT, the resistance R11 Device, the base stage of the other end connecting triode Q1 of resistance R11 and one end of resistance R12, the other end and triode Q1 of resistance R12 Emitter ground connection, triode Q1 collector connection diode D1 anode and delay normally opened relay KT one end, two poles The other end and 12V voltage of the cathode connection delay normally opened relay KT of pipe D1.

4. intelligent heating pad as claimed in claim 2, characterized in that be also parallel with sounding component, the hair in the lamp string Sound component includes normally closed switch and buzzer, and normally closed switch and buzzer series connection, normally closed switch are located at the bottom of shell and by shells The gravity of body and be in an off state.