CN111407105A - Electric heating wire chair - Google Patents
Electric heating wire chair Download PDFInfo
- Publication number
- CN111407105A CN111407105A CN202010317447.7A CN202010317447A CN111407105A CN 111407105 A CN111407105 A CN 111407105A CN 202010317447 A CN202010317447 A CN 202010317447A CN 111407105 A CN111407105 A CN 111407105A
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- Prior art keywords
- heating wire
- wire
- heating
- seat
- fixing piece
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- 238000005485 electric heating Methods 0.000 title claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 138
- 239000002344 surface layer Substances 0.000 claims abstract description 27
- 239000010410 layer Substances 0.000 claims abstract description 20
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 239000011229 interlayer Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 description 16
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000012774 insulation material Substances 0.000 description 4
- 238000013021 overheating Methods 0.000 description 4
- 241000270295 Serpentes Species 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/14—Beach chairs ; Chairs for outdoor use, e.g. chairs for relaxation or sun-tanning
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
- A47C31/12—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons
- A47C31/126—Means, e.g. measuring means for adapting chairs, beds or mattresses to the shape or weight of persons for chairs
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
- A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
- A47C7/748—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for heating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/62—Heating elements specially adapted for furnaces
- H05B3/64—Heating elements specially adapted for furnaces using ribbon, rod, or wire heater
Abstract
The invention provides a heating wire seat, which comprises a seat body and a heating wire module embedded in the seat body, wherein the heating wire module comprises a plate body, the heating wire module and a heat insulation layer, the heat insulation layer is fixedly arranged on the lower surface of the plate body, a cavity with an upper opening is formed in the seat body, the heating wire module is fixedly arranged in the cavity, the heat insulation layer is in contact with the cavity bottom of the cavity, and a decorative surface layer is arranged at the upper opening of the cavity; the electric heating wire module heats the seat body and the decorative surface layer after being electrified, a pressure sensor is arranged on the decorative surface layer, the pressure sensor is electrically connected with a processor for electric connection, the processor is electrically connected with a controller, the controller is electrically connected with the electric heating wire module, and the controller controls the working condition of the electric heating wire module. The invention heats the decorative surface layer through the electric heating wire, thereby improving the comfort of users.
Description
Technical Field
The invention relates to the field of landscape seats, in particular to a heating wire seat.
Background
The landscape seat is one of essential gadget elements in landscape design, is used as a garden gadget (the garden gadget is a small and exquisite volume in gardens, novel in shape, and small facility for interspersing garden space and adding garden landscape), and provides a public place for tourists to temporarily rest, and the landscape seat is visible everywhere in parks, streets, squares and green lands beside the parks.
In winter in the north, as the air temperature is gradually reduced, a tourist sitting on a traditional landscape seat can feel cold when having a rest, the use comfort level of the tourist is affected, and the heating function of the landscape seat is particularly important in order to avoid discomfort caused by the tourist sitting on the cold landscape seat.
Disclosure of Invention
The invention provides a heating wire seat which is used on a landscape seat in a northern square and is heated by a heating wire in cold weather.
The technical scheme for realizing the purpose of the invention is as follows:
a heating wire seat comprises a seat body and a heating wire assembly embedded in the seat body, wherein the heating wire assembly comprises a plate body, a heating wire module and a heat insulation layer, the heating wire module is fixedly arranged on the plate body, the heat insulation layer is fixedly arranged on the lower surface of the plate body, a cavity with an upper opening is formed in the seat body, the heating wire module is fixedly arranged in the cavity, the heat insulation layer is in contact with the cavity bottom of the cavity, and a decorative surface layer is arranged at the upper opening of the cavity;
the electric heating wire module heats the seat body and the decorative surface layer after being electrified, the decorative surface layer is provided with a pressure sensor, the pressure sensor is electrically connected with a processor for electric connection, the processor is electrically connected with a controller, the controller is electrically connected with the electric heating wire module, and the controller controls the working condition of the electric heating wire module;
the pressure sensor detects whether a person sits on the seat body and outputs a detection signal to the processor,
if the pressure sensor outputs no signal to the processor for a long time, the processor controls the controller to cut off the power supply of the electric heating wire module;
if the pressure sensor outputs no signal to the processor for a long time, the processor cuts off the power supply circuit of the electric heating wire module at the main power supply.
As a further improvement of the invention, an equipotential balance line is laid under the surrounding ground of the seat body, and the exposed part of the equipotential balance line is electrically connected with the heating wire module.
As a further improvement of the invention, the buried depth of the equipotential balance line is more than 0.8 m.
As a further improvement of the invention, a plurality of heating wire modules are fixedly arranged on the plate body;
each heating wire module comprises a live wire, a zero line, a positive input fixing piece, a negative output fixing piece, a plurality of lateral fixing plates, a connecting fixing piece and a heating wire, wherein the live wire and the zero line and the positive input fixing piece and the negative output fixing piece form a frame shape together;
the lateral fixing plates are respectively used for fixing the heating wires, the connecting fixing piece is positioned at the intersection of the positive input fixing piece and the lateral fixing plate, and the negative output fixing piece and the lateral fixing plate, the connecting fixing piece is used for fixedly connecting the positive input fixing piece with one lateral fixing plate, and the connecting fixing piece is used for fixedly connecting the negative output fixing piece with the other lateral fixing plate;
the heating wires are fixed between the live wire and the zero wire, and the live wire, the zero wire and the heating wires form a heating loop.
As a further improvement of the invention, the positive input fixing member and the negative output fixing member are square plates with an interlayer, a gap is arranged between the interlayers, part of the live wire is embedded into the interlayer of the positive input fixing member, part of the zero line is embedded into the interlayer of the negative output fixing member, the positive input fixing member and the negative output fixing member are connected with the negative power terminal and the positive power terminal, the positive input fixing member, the negative output fixing member, the negative power terminal, the positive power terminal, the live wire and the zero line are sealed into a frame shape, and the current sequentially flows through the positive power terminal, the live wire, the positive binding post, the heating wire, the negative binding post, the zero line and the negative power terminal.
As a further improvement of the present invention, a plurality of heating wire modules are arranged in parallel.
As a further improvement of the invention, each heating wire module consists of a plurality of heating wires which are sequentially connected end to end and distributed on the plate body in a snake shape.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention lays equal potential balance wires under the ground around the seat body to connect, takes ground point balance measures, the equal potential balance wires adopt 25x4 galvanized flat steel or phi 10 galvanized round steel materials, the spacing is 0.6m, at least 2 parts are transversely connected, the buried depth of the equal potential balance wires is 0.8m, and the conductor of the exposed conductive part grounding is connected with the heating cable grounding wire and the equal potential balance wires.
2. The heat insulation layer is paved by using heat insulation materials, and the heat insulation materials can prevent heat generated by the electric heating wire from being transferred downwards.
3. The electric heating wire is a metal wire with higher resistivity and good insulating property, and can generate heat after being electrified, and the generated heat can increase the temperature of the decorative surface layer.
4. The electric heating wire is fixedly arranged on the plate body in a coiled snake shape and emits heat when being electrified.
5. The plate body is provided with the overheating safety thermostats, and each group of heating wires is connected with 2-4 overheating safety thermostats in series, so that the heating wires are protected safely. The invention also installs a controller on the side wall of the seat body, the controller has a constant temperature control function, the constant temperature controller keeps the surface of the decorative surface layer within a set temperature range, when the temperature of the decorative surface layer is lower than a set lower limit temperature, the electric heating wire automatically heats, when the temperature of the decorative surface layer is higher than a set upper line temperature, the electric heating wire automatically cuts off the power supply, thereby achieving the purpose of automatic constant temperature.
6. According to the invention, the moisture-proof layer is arranged on the upper surface of the electric heating wire plate, and the moisture of the decorative surface layer can be prevented from invading into the electric heating wire plate, so that the service life of the electric heating wire plate is prolonged.
7. The positive input fixing piece, the negative output fixing piece and the lateral fixing plate are arranged, so that the damage to the whole circuit caused by violence of a constructor for assembling and disassembling the seat body is avoided; set positive input mounting and negative output mounting to sandwich structure, the electric wire holding of not only being convenient for is in positive input mounting and negative output mounting, through increasing the thickness of positive input mounting and negative output mounting, can also guarantee that positive input mounting and negative output mounting have higher structural strength, avoid the heating wire to generate heat the high temperature of production and make positive input mounting and negative output mounting arouse plastic deformation.
8. The heating wires are distributed in a snake shape, so that the contact area between the heating wires and the decorative surface layer is increased to the maximum extent, and the heating efficiency is improved; and the heating wires in the heating module are composed of a plurality of groups, so that the current flowing through the live wire can flow through the plurality of groups of heating wires at the same time, and compared with the current flowing path of a single group of heating wires, the current flowing path is shorter, and the problem that the heat of the heating wires exceeds the rated power due to long-time flowing in a single heating wire is avoided.
9. The positive terminal and the negative terminal are arranged to play a role in connecting and stabilizing the position of the electric heating wire, so that the influence of external acting force on the connecting end of the electric heating wire is reduced, and the stable connection of the end of the electric heating wire with a live wire and a zero line is ensured.
Drawings
FIG. 1 is a plan view of a resistance wire chair;
FIG. 2 is a cut-away view of the resistance wire chair;
fig. 3 is a schematic structural view of a heating wire module;
fig. 4 is a schematic diagram of the circuit layout of the heating wire module circuit part;
fig. 5 is a schematic view of a heating wire module mounting part;
FIG. 6 is a schematic diagram showing the position relationship between the positive input fixture and the firing line;
fig. 7 is a schematic diagram of the position relationship between the negative output fixing member and the neutral line.
100. A seat body; 10. a thermal insulation layer; 20. an electric heating wire assembly; 21. a plate body; 22. a heating wire module; 221. a live line; 221-1, a positive power line terminal; 221-2, a positive terminal; 222. a zero line; 222-1, a power supply negative terminal; 222-2, a negative terminal; 223. a positive input fixture; 224. a negative output mount; 225. a lateral fixing plate; 226. connecting a fixing piece; 227. an electric heating wire; 227-1, a first group of heating wires; 227-2, a second group of heating wires; 227-3, a third group of heating wires; 30. a moisture barrier; 40. decorating the surface layer; 200. and (5) equipotential balance lines.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The invention provides a heating wire seat, as shown in fig. 2, comprising a seat body 100 and a heating wire assembly 20 embedded in the seat body 100, wherein the heating wire assembly 20 comprises a plate body 21, a heating wire module 22 and a heat insulation layer 10, the heating wire module 22 is fixedly arranged on the plate body 21, the heat insulation layer 10 is fixedly arranged on the lower surface of the plate body 21, a cavity with an upper opening is arranged on the seat body 100, the heating wire module 22 is fixedly arranged in the cavity, the heat insulation layer 10 is in contact with the cavity bottom of the cavity, and a decorative surface layer 40 is arranged at the upper opening of the cavity; the heating wire module heats the seat body 100 and the decorative surface layer 40 after being electrified, a pressure sensor is arranged on the decorative surface layer 40, the pressure sensor is electrically connected with a processor, the processor is electrically connected with a controller, the controller is electrically connected with the heating wire module, and the controller controls the working condition of the heating wire module; the pressure sensor detects whether a person sits on the seat body 100 and outputs a detection signal to the processor, and if the pressure sensor outputs no signal to the processor for a long time, the processor controls the controller to cut off the power supply of the heating wire module; if the pressure sensor outputs no signal to the processor for a long time, the processor cuts off the power supply circuit of the electric heating wire module at the main power supply.
In the present invention, the controllers of the different seat bodies 100 are all controlled by the control terminal. The control terminal is electrically connected with the controller through the wireless communication module. The controller is fixed to a side wall of the seat body 100 in the width direction. The controller is all connected with heating wire 227 and lamp area electricity, and the operating condition of heating wire 227 is controlled to the controller, the operating condition in controller control lamp area. As shown in fig. 4, the plurality of sets of heating wires 227 are sequentially arranged along the length direction of the seat body 100. Each group of heating wires 227 connected end to end is distributed in a serpentine shape. Multiple sets of heating wires 227 are arranged in parallel.
The thermal insulation layer 10 is made of thermal insulation materials, and the thermal insulation materials can prevent heat generated by the heating wires 227 from being transferred downwards. The heating wire 227 of the present invention is a metal wire with high resistivity and good insulating property, and can generate heat after being electrified, and the generated heat raises the temperature of the decorative surface layer 40. The heating wire 227 of the present invention is fixed on the plate body 21 in a serpentine shape, and generates heat when being electrified.
The seat body 100 of the present invention is provided with the heating wire 227, and the seat can be heated after being electrified. The heating wire 227 is made of nickel-chromium wire, the voltage is 220V, the electrifying current is 5A, and the heating power is 1100W. The heating wire 227 has good heat resistance, is not easily oxidized at high temperature, and has good mechanical strength.
The seat control mode of the invention is as follows: each group of seats is provided with a local control temperature control switch, so that the temperature is convenient to adjust; the seat surface is provided with a pressure sensor, and the power supply of the electric heating wire 227 is cut off when no input signal exists for a long time. The pressure signal is generated and then delayed to energize the heating wire 227. When the power supply is not used by people for a long time, the power supply can be cut off at the main power distribution position.
The seat of the invention is safer, and the reason is that: 1. the two sides of the heating wire are provided with non-conducting insulating layers to prevent people from getting electric shock. 2. Local equipotential connection is arranged around the heating seat, a ground point position balancing measure is adopted, equipotential balancing lines (25 x4 galvanized flat steel or phi 10 galvanized round steel) are laid under the ground around the seat, the distance is about 0.6m, transverse connection is carried out at least at 2 positions, and the buried depth is 0.8 m; the PE wire is connected with a grounding wire and an equipotential equilibrium wire of the heating cable (shown in figure 1). 3. Each group of seats is provided with a residual current operated protector, a protection switch is arranged in the seat, and the operating current is set to be 30 mA.
The invention lays equal potential balance wires 200 under the ground around a seat body 100 for connection, takes a ground point balance measure, the equal potential balance wires 200 adopt 25x4 galvanized flat steel or phi 10 galvanized round steel materials, the spacing is 0.6m, the least 2 positions are transversely connected, the equal potential balance wires 200 are buried by 0.8m, and the conductors of which the exposed conductive parts are grounded are connected with the heating cable grounding wire and the equal potential balance wires 200.
The controller of the present invention is fixedly installed on the side wall of the seat body 100 in the width direction. The controller is all connected with heating wire 227 and lamp area electricity, and the operating condition of heating wire 227 is controlled to the controller, the operating condition in controller control lamp area. The controllers of different seat bodies 100 are all controlled by the control terminal. The control terminal is electrically connected with the controller through the wireless communication module.
An overheating safety thermostat is arranged on the plate body 21, and 2-4 overheating safety thermostats are connected in series on each group of heating wires 227, so that the heating wires 227 are protected safely. The present invention further includes a controller mounted on the side wall of the seat body 100, the controller having a constant temperature control function, the constant temperature controller maintaining the surface of the decorative surface layer 40 within a predetermined temperature range, when the temperature of the decorative surface layer 40 is lower than a predetermined lower limit temperature, the heating wire 227 automatically heats, and when the temperature of the decorative surface layer 40 is higher than a predetermined upper limit temperature, the heating wire 227 automatically cuts off the power supply, thereby achieving the purpose of automatic temperature stabilization.
The controller of the invention is fixedly arranged on the side wall of the seat body 100 along the width direction, the controller is electrically connected with the electric heating wire 227 and the lamp strip, the controller controls the working condition of the electric heating wire 227, the controller controls the working condition of the lamp strip, the controllers of different seat bodies 100 are controlled by the control terminal, the control terminal is electrically connected with the controller by the wireless communication module, the lamp strip of the invention fixes the L ED lamp on the strip-shaped flexible circuit board, and the L ED lamp emits light after being connected with a power supply, thereby achieving the purpose of auxiliary lighting.
In the present invention, the moisture-proof layer 30 is disposed on the upper surface of the heating wire assembly 20, and the moisture-proof layer 30 can prevent the moisture of the decorative surface layer 40 from invading into the heating wire assembly 20, thereby prolonging the service life of the heating wire assembly 20.
The heating module of the present invention is described in detail below.
As shown in fig. 3 to 7, a plurality of heating modules are fixedly mounted on the plate body 21 of the present invention, each heating module includes a live wire 221, a neutral wire 222, a positive input fixing member 223, a negative output fixing member 224, a lateral fixing plate 225, a connecting fixing member 226 and a heating wire 227, the live wire 221 and the neutral wire 222 form a frame shape through the positive input fixing member 223 and the negative output fixing member 224, a part of an outer peripheral wall of the live wire 221 is fixedly connected with the positive input fixing member 223, a part of an outer peripheral wall of the neutral wire 222 is fixedly connected with the negative output fixing member 224, and the positive input fixing member 223 and the negative output fixing member 224 are made of. The lateral fixing plates 225 respectively fix the heating wires 227, the connecting fixing element 226 is located at the intersection of the positive input fixing element 223 and the lateral fixing plate 225, and the negative output fixing element 224 and the lateral fixing plate 225, the connecting fixing element 226 fixedly connects the positive input fixing element 223 with one lateral fixing plate 225, and the connecting fixing element 226 fixedly connects the negative output fixing element 224 with the other lateral fixing plate 225.
As shown in fig. 4, the plurality of heating wires 227 of the present invention are fixed between the live wire 221 and the neutral wire 222, and the live wire 221, the neutral wire 222 and the plurality of heating wires 227 form a heat supply loop. Specifically, the live wire 221, the power positive terminal 221-1, the neutral wire 222, the power negative terminal 222-1, the positive input fixture 223, the negative output fixture 224, and the heating wire 227 form a power supply loop.
As shown in fig. 4, the live wire 221 and the neutral wire 222 of the present invention are arranged in a half-frame structure, the incoming line end of the live wire 221 is fixedly connected with the positive power connection end 221-1, and the positive power connection end 221-1 is electrically connected with the live wire 221; the outlet end of the neutral line 222 is fixedly connected with a power supply negative terminal 222-1, and the power supply negative terminal 222-1 is electrically connected with the neutral line 222. The live wire 221, the positive power terminal 221-1, the neutral wire 222, and the negative power terminal 222-1 form a frame structure.
As shown in fig. 3 and 4, the positive power terminal 221-1 and the negative power terminal 222-1 of the present invention are both electrically connected to an external power source, and the external power source supplies power to the power supply loop; the positive input fixing member 223 and the negative output fixing member 224 are square plates having an interlayer, a gap is formed between the interlayers, a part of the live wire 221 is embedded in the interlayer of the positive input fixing member 223, a part of the zero wire 222 is embedded in the interlayer of the negative output fixing member 224, the positive input fixing member 223 and the negative output fixing member 224 are connected with the negative power terminal 222-1 and the positive power terminal 221-1, the positive input fixing member 223, the negative output fixing member 224, the negative power terminal 222-1, the positive power terminal 221-1, the live wire 221 and the zero wire 222 are closed into a frame shape, and current sequentially flows through the positive power terminal 221-1, the live wire 221, the positive terminal 221-2, the heating wire 227, the negative terminal 222-2, the zero wire 222 and the negative power terminal 222-1.
As shown in fig. 6, the live wire 221 and the positive input fixing member 223 of the present invention are fixedly connected, as shown in fig. 7, the neutral wire 222 and the negative output fixing member 224 are fixedly connected, if there is a hole-shaped or crack-shaped damage after long-term use on the decorative surface layer 40, in order to prevent a user from extending into the damage and then damaging the live wire 221 and the neutral wire 222, the positive input fixing member 223 and the negative output fixing member 224 of the present invention can not only protect the live wire 221 and the neutral wire 222 from being damaged, but also increase the overall rigidity of the live wire 221 and the neutral wire 222;
as shown in fig. 5, the positive input fixing member 223, the negative output fixing member 224 and the lateral fixing plate 225 are provided in the present invention, so that the damage of the whole circuit caused by the violence of the constructor for disassembling and assembling the seat body 100 is avoided; as shown in fig. 6 and 7, the positive input fixing member 223 and the negative output fixing member 224 are arranged in a sandwich structure, which not only facilitates the electric wires to be accommodated in the positive input fixing member 223 and the negative output fixing member 224, but also ensures that the positive input fixing member 223 and the negative output fixing member 224 have higher structural strength by increasing the thickness of the positive input fixing member 223 and the negative output fixing member 224, and prevents the positive input fixing member 223 and the negative output fixing member 224 from causing plastic deformation due to high temperature generated by the heating wire 227.
As shown in fig. 4, the plurality of heating wires 227 of the present invention are distributed in a serpentine shape, a current input end of the heating wire 227 is electrically connected to the positive terminal 221-2, a current output end of the heating wire 227 is electrically connected to the negative terminal 222-2, and the heating wire 227 is distributed in a serpentine shape, so as to increase a contact area between the heating wire 227 and the decorative surface layer 40 to the maximum extent and improve heating efficiency; and the heating wires 227 in the heating module are composed of a plurality of groups, so that the current flowing through the live wire 221 can simultaneously flow through the plurality of groups of heating wires 227, and compared with the current flowing path of the single group of heating wires 227, the current flowing path is shorter, and the problem that the heat of the heating wires 227 exceeds the rated power due to the long-time flowing of the single heating wire 227 is avoided.
As shown in fig. 3 and 4, the joint of the heating wire 227 and the live wire 221 is fixedly connected with the positive terminal 221-2, the joint of the heating wire 227 and the zero wire 222 is fixedly connected with the negative terminal 222-2, and the positive terminal 221-2 and the negative terminal 222-2 are arranged to play a role in connecting and stabilizing the position of the heating wire 227, reduce the influence of external acting force on the connecting end of the heating wire 227 and ensure that the end of the heating wire 227 is stably connected with the live wire 221 and the zero wire 222.
As shown in fig. 3 and 5, the lateral fixing plate 225 of the present invention may also be a square plate with a sandwich structure, the upper and lower ends of the lateral fixing plate 225 are provided with arc holes, the connecting fixing member 226 is inserted into the arc holes, the connecting fixing member 226 is disposed to fix the positions of the live wire 221, the neutral wire 222 and the lateral fixing plate 225, and the lateral fixing plate 225 is made of a heat conductive material.
As shown in fig. 4, the central lines of the heating modules are overlapped, the heating modules are sleeved together, the heating modules are mutually abutted through the lateral fixing plate 225, gaps are formed among the heating wires 227 of different heating modules, the phenomenon that the insulating layers of the adjacent heating wires 227 are melted by overhigh temperature when the heating wires 227 work is effectively avoided, and the service life of the heating modules is prolonged.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A heating wire seat is characterized by comprising a seat body and a heating wire assembly embedded in the seat body, wherein the heating wire assembly comprises a plate body, a heating wire module and a heat insulation layer, the heat insulation layer is fixedly arranged on the lower surface of the plate body, a cavity with an upper opening is formed in the seat body, the heating wire module is fixedly arranged in the cavity, the heat insulation layer is in contact with the cavity bottom of the cavity, and a decorative surface layer is arranged at the upper opening of the cavity;
the electric heating wire module heats the seat body and the decorative surface layer after being electrified, the decorative surface layer is provided with a pressure sensor, the pressure sensor is electrically connected with a processor for electric connection, the processor is electrically connected with a controller, the controller is electrically connected with the electric heating wire module, and the controller controls the working condition of the electric heating wire module;
the pressure sensor detects whether a person sits on the seat body and outputs a detection signal to the processor,
if the pressure sensor outputs no signal to the processor for a long time, the processor controls the controller to cut off the power supply of the electric heating wire module;
if the pressure sensor outputs no signal to the processor for a long time, the processor cuts off the power supply circuit of the electric heating wire module at the main power supply.
2. The heating wire seat of claim 1, wherein an equipotential wire is laid under the surrounding ground of the seat body, and an exposed portion of the equipotential wire is electrically connected to the heating wire module.
3. The electrically heated wire seat according to claim 2, wherein the buried depth of the equipotential lines is greater than 0.8 m.
4. The seat with heating wire according to claim 1, wherein a plurality of heating wire modules are fixed on the plate body;
each heating wire module comprises a live wire, a zero line, a positive input fixing piece, a negative output fixing piece, a plurality of lateral fixing plates, a connecting fixing piece and a heating wire, wherein the live wire and the zero line and the positive input fixing piece and the negative output fixing piece form a frame shape together;
the lateral fixing plates are respectively used for fixing the heating wires, the connecting fixing piece is positioned at the intersection of the positive input fixing piece and the lateral fixing plate, and the negative output fixing piece and the lateral fixing plate, the connecting fixing piece is used for fixedly connecting the positive input fixing piece with one lateral fixing plate, and the connecting fixing piece is used for fixedly connecting the negative output fixing piece with the other lateral fixing plate;
the heating wires are fixed between the live wire and the zero wire, and the live wire, the zero wire and the heating wires form a heating loop.
5. The electrically heated wire chair as claimed in claim 4, wherein the positive and negative fixing members are square plates having an interlayer, a gap is formed between the interlayers, a part of the live wire is embedded in the interlayer of the positive fixing member, a part of the zero wire is embedded in the interlayer of the negative fixing member, the positive and negative fixing members are connected with the negative power terminal and the positive power terminal, the positive fixing member, the negative output fixing member, the negative power terminal, the positive power terminal, the live wire and the zero wire are closed into a frame, and the current flows through the positive power terminal, the live wire, the positive power terminal, the electrically heated wire, the negative power terminal, the zero wire and the negative power terminal in sequence.
6. The heating wire seat of claim 4, wherein a plurality of heating wire modules are arranged in parallel.
7. The heating wire seat as claimed in claim 4 or 6, wherein each heating wire module is composed of a plurality of heating wires, which are sequentially connected end to end and distributed in a serpentine shape on the plate body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317447.7A CN111407105A (en) | 2020-04-21 | 2020-04-21 | Electric heating wire chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317447.7A CN111407105A (en) | 2020-04-21 | 2020-04-21 | Electric heating wire chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111407105A true CN111407105A (en) | 2020-07-14 |
Family
ID=71486525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010317447.7A Pending CN111407105A (en) | 2020-04-21 | 2020-04-21 | Electric heating wire chair |
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| Country | Link |
|---|---|
| CN (1) | CN111407105A (en) |
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| US20060289421A1 (en) * | 2005-04-12 | 2006-12-28 | Hyperion Innovations, Inc. | Portable heated seating |
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| CN106667125A (en) * | 2017-02-20 | 2017-05-17 | 浙江恒宝隆家具制造有限公司 | Intelligent sofa |
| WO2019103043A1 (en) * | 2017-11-27 | 2019-05-31 | テイ・エス テック株式会社 | Vehicle seat |
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|---|---|---|---|---|
| US20060289421A1 (en) * | 2005-04-12 | 2006-12-28 | Hyperion Innovations, Inc. | Portable heated seating |
| US20070152479A1 (en) * | 2005-12-29 | 2007-07-05 | Raffel Comfort Sciences, Llc | Portable heated stadium seat and method |
| JP2012100696A (en) * | 2010-11-05 | 2012-05-31 | Toyota Boshoku Corp | Seat heater |
| CN205321881U (en) * | 2015-12-31 | 2016-06-22 | 李世杰 | Intelligence magnetotherapy cushion |
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Application publication date: 20200714 |