WO2017028830A1 - Système de climatisation de lit - Google Patents

Système de climatisation de lit Download PDF

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Publication number
WO2017028830A1
WO2017028830A1 PCT/DE2016/000278 DE2016000278W WO2017028830A1 WO 2017028830 A1 WO2017028830 A1 WO 2017028830A1 DE 2016000278 W DE2016000278 W DE 2016000278W WO 2017028830 A1 WO2017028830 A1 WO 2017028830A1
Authority
WO
WIPO (PCT)
Prior art keywords
mattress
bed
climate system
bed climate
fluid circuit
Prior art date
Application number
PCT/DE2016/000278
Other languages
German (de)
English (en)
Inventor
Witali Himmelreich
Original Assignee
Gentherm Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gentherm Gmbh filed Critical Gentherm Gmbh
Publication of WO2017028830A1 publication Critical patent/WO2017028830A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A47C21/042—Devices for ventilating, cooling or heating for ventilating or cooling
    • A47C21/044—Devices for ventilating, cooling or heating for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A47C21/048—Devices for ventilating, cooling or heating for heating
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/08—Fluid mattresses or cushions
    • A47C27/085—Fluid mattresses or cushions of liquid type, e.g. filled with water or gel

Definitions

  • the present invention relates to a bed climate system, ie a device for air conditioning a bed.
  • the object is to provide a bed climate system improved in terms of efficiency.
  • the invention is directed to a bed climate system with a mattress for cushioning the body of a bed user, a fluid circuit in the mattress for cooling and heating the mattress and a heat transport device which selectively transfers heat from the fluid circuit as the primary side to be cooled to a secondary side with energy input or Transports heat from the secondary side to the liquid circuit as the primary side to be heated.
  • Preferred embodiments are the subject of the dependent claims, wherein the invention is also directed to the use of a mattress and a heat transport device for the described bed climate system.
  • the heat transport device is in contrast to a conventional heating (in which heat is generated by energy, in particular electrical resistance heating) to transport the heat, from the mattress of the bed to a secondary side or vice versa, depending on whether cooled or heated should.
  • the invention is directed to a bed climate system that can heat or cool at the user's option, so not on a pure heating system or a pure cooling system (which is not an additional heating or cooling system in the way).
  • Such a heat transport device could be about a heat pump, as it is known from building heaters, or, in a smaller size, even tumble dryers.
  • a preferred choice is a thermoelectric device (in the following TED device), which works with the so-called thermoelectric effect or Peltier effect.
  • one side of a Peltier element cools down with the use of electrical energy and heats up the other, so that such a TED device is also suitable as a favorable heat transport device. In particular, she usually works noise-free.
  • a fluid circuit is provided in the mattress of the bed climate system, which can typically transport energy in the form of heat much more effectively than air or other gases. This is true even when using water as a medium; but it can also be used more powerful liquids, such as glycol.
  • the advantages of a fluid circuit for heat transfer within the mattress are according to the inventor of the performance of the invention so important that the increased compared to air overhead for the management of the medium and the elimination of given in air transport drying options are accepted. Of course this does not preclude additional air circulation.
  • the padding elements of the mattress are made of a gel, e.g. B. a PU gel (polyurethane gel).
  • a gel e.g. B. a PU gel (polyurethane gel).
  • This not only offers good cushioning and comfort properties, but is also very well suited for combination with fluid lines.
  • In this case come on the one hand line-like cavities in the upholstery gel (and in principle in other upholstery materials) per se, so incorporated channels, or built tubing with different from the gel coats, such as soft silicone tubing or soft PU tubing.
  • the density and design of the hoses in terms of cross-sectional shape and size and also the design of the hose shells are in individual cases to match the upholstery so that the existence of the hoses or the integrated (cavity) lines is not or only slightly palpable.
  • the temperature conditions in or on the mattress can be detected by a temperature sensor, for example by an NTC element, ie an electrical measuring resistor with a negative temperature coefficient, or else by a thermocouple.
  • a temperature sensor for example by an NTC element, ie an electrical measuring resistor with a negative temperature coefficient, or else by a thermocouple.
  • the invention is directed to the arrangement of the fluid circuit in the mattress, wherein a so-called topper, that is to say a mattress for use on a main mattress to be arranged underneath, is also suitable as mattress.
  • a so-called topper that is to say a mattress for use on a main mattress to be arranged underneath
  • Such toppers are generally known in terms of increasing comfort and compared to the main mattress usually much thinner; in the present case, a thickness of at most 150 mm is preferred.
  • the use in a topper leads to a certain modularity in the sense that you can work with a standard mattress as the main mattress and the climate system with the topper optionally mit- or can be supplied.
  • the topper does not have to completely fill the mattress task with regard to the upholstery properties of the bed, and the topper manufacturer can concentrate more on the aspect of air conditioning and work together with a possibly different mattress manufacturer, who in turn concentrates on the mattress or supply it independently ,
  • the heat exchanger may be a device containing the heat exchanger which is installed or suspended independently of and outside the mattress.
  • a heat exchanger could, in addition to a known design with good thermally conductive materials and ribs z. B. also have a fan.
  • This outsourced device preferably also contains the secondary-side fluid circuit and the heat transport device, so it is connected to the mattress via part of the primary-side fluid circuit.
  • the heat transport means and possibly the secondary-side fluid circuit are arranged outside the mattress.
  • the mattress should preferably remain as free as possible from technical equipment, in particular electrical equipment (although, as a rule, a temperature sensor is electrical, although connected with little or no currents).
  • the statements on the secondary-side heat exchanger are not in the way of a storage device or storing properties on the secondary side.
  • sufficient heat capacity could ensure that a substantial portion or all of the heat balance of the secondary side takes place outside of the bedclimate system's useful life in terms of mattress conditioning. For example, so could be air-conditioned during the rest period of the bed user, the mattress and the heat expended this heat capacity withdrawn or removed from the mattress heat stored there. Then the heat balance between the heat capacity and the environmental environment, z. As the room air, all or a substantial part take place after the rest period. For example, after leaving a bedroom, a fan together with the mentioned heat exchanger could provide for heat balance.
  • a further preferred embodiment provides, at least in the primary-side liquid circuit, a liquid pump submerged in the media liquid. It has been found that this is a significant reduction of vibrations and noise possible. This preferably applies analogously to a secondary-side fluid circuit, if present.
  • the invention also relates to a complete bed including the previously described bed climate system, which thus has, in addition to the mattress, a bed frame and / or a mattress for placement under the mattress of the bed climate system.
  • a bed climate system is realized with a topper, so the bed has a "main mattress" on.
  • the invention also relates to the use of a mattress (including topper) for a bed climate system or the bed just mentioned and a corresponding use of a heat transport device for this, in particular a TED device.
  • FIG. 1 shows schematically a bed climate system according to the invention
  • Figures 2-4 show sections through a mattress of the bed climate system of Figure 1 with various solutions for the liquid lines
  • FIG. 5 shows an exemplary arrangement of the lines
  • FIG. 1 can be seen above a schematic plan view of a mattress or mattress over, so a topper 1, a bed climate system.
  • this mattress is detected in a predominant part of its base area of a liquid circuit with liquid lines 2 and 3, wherein the reference numeral 2 of the inlet and designated by the reference numeral 3 of the sequence.
  • Feed lines 2 and discharge lines 3 run substantially antiparallel and adjacent to each other, which is otherwise (in relation to the described pairing) is a spiral arrangement.
  • the upper layer, the inlet 2 of the system and the lower layer may contain the drain 3.
  • An advantage here is a more homogeneous temperature profile and a better temperature distribution, but at the latest the next but one neighbor of each supply line 2 should be a drain line 3 and vice versa. In the present case this is already the case with the next neighbor.
  • the lines lead a liquid for temperature control purposes, which is cooled or heated in a conventional heat exchanger 4 (shown symbolically) in a conventional manner, including the heat exchanger 4 from a TED device 5, ie a correspondingly powerful Peltier element, thermally is charged.
  • the heat exchanger 4 may be, for example, a conventional aluminum heat exchanger for liquid lines, wherein the TED device is coupled to the aluminum heat exchanger 4 with good thermal conductivity and large area.
  • a secondary-side heat exchanger 6 On the other side of the TED device 5 is a secondary-side heat exchanger 6, in which a secondary-side fluid circuit 7 circulates.
  • This liquid circuit performs (for example in the case of cooling the mattress 1) heat from the right side of the TED device 5 and distributes them to the heat exchanger 6, which they z. B. emits to the ambient air.
  • externally mounted fans can support the heat sink effect.
  • FIG. 2 shows a section through the topper 1 of Figure 1, in such a way that the lines can be seen in their cross-sectional shape.
  • FIG. 2 shows a mattress 1 padded with PU gel 10, in the upper region of which circular silicone tube pieces can be seen. This corresponds to the situation in FIG. 1.
  • Figure 3 shows a variant in which a mattress 1 'is also padded with PU gel 10 and in the line area flush adjacent and each rectangular line cross sections 2' and 3 'can be seen. Due to the rectangular shape can create a continuous layer, so that the lines are even less tactile than in the variant in Figure 2. Again, it may, for. B. act on silicone leads.
  • FIG 4 shows a variant of FIG 2, wherein the mattress 1 "is composed of an upper and a lower half each of PU gel 10 and in the contact surface of the two halves approximately semicircular profiles are embedded on both sides Gel 10 itself cavities 2 "and 3" formed in the sense of liquid lines.
  • FIG. 4 also shows a symbolic NTC temperature sensor 11 with a corresponding sensor line 12, by means of which the cooling and heating power of the TED device 5 can be regulated.
  • FIG. 5 shows that lines can be routed on two planes arranged one above the other, the feed line (inlet line 2 "') preferably being arranged closer to the upper layer or closer to a surface touched by a user than the return line (outlet lines 3"'). ).
  • the conduit details and embodiments may be selected as described above.
  • An arrangement as in Figure 5 allows a more homogeneous temperature distribution.

Abstract

La présente invention concerne un système de climatisation de lit. Le système de climatisation de lit comprend un matelas (1, 1', 1") destiné au soutien du corps d'un utilisateur du lit, et pourvu d'un circuit de liquide (2, 2', 2", 3, 3', 3") qui est intégré au matelas (1, 1', 1") et permet de refroidir et de chauffer le matelas (1, 1', 1"), et un dispositif de transport de chaleur (5) qui assure, par consommation d'énergie, le transport sélectivement de la chaleur du circuit de liquide (2, 2', 2", 3, 3', 3") en tant que côté primaire à refroidir jusqu'à un côté secondaire (6, 7) ou de la chaleur du côté secondaire (6, 7) jusqu'au circuit de liquide (2, 2', 2", 3, 3', 3") en tant que côté primaire à chauffer.
PCT/DE2016/000278 2015-08-20 2016-07-19 Système de climatisation de lit WO2017028830A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015010786.0A DE102015010786A1 (de) 2015-08-20 2015-08-20 Bettklimasystem
DE102015010786.0 2015-08-20

Publications (1)

Publication Number Publication Date
WO2017028830A1 true WO2017028830A1 (fr) 2017-02-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2016/000278 WO2017028830A1 (fr) 2015-08-20 2016-07-19 Système de climatisation de lit

Country Status (2)

Country Link
DE (1) DE102015010786A1 (fr)
WO (1) WO2017028830A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110916428A (zh) * 2019-11-26 2020-03-27 合肥荣事达电子电器集团有限公司 一种桑拿房用折叠式水床
US11103081B2 (en) 2016-07-27 2021-08-31 Ppj, Llc Climate controlled mattress system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4044871B1 (fr) * 2019-10-18 2023-08-09 Daniel Schmidt Matelas ayant des fonctionnalités de commande de climatisation

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH349028A (de) * 1956-07-02 1960-09-30 Sunbeam Corp Heiz- bzw. K#hldecke, insbesondere für Betten
US5894615A (en) * 1995-10-25 1999-04-20 Alexander; Marvin J. Temperature selectively controllable body supporting pad
WO2008142410A1 (fr) * 2007-05-23 2008-11-27 Lawrence Deighan Procédé et appareil pour entraver une infestation d'insectes de lit
WO2009084058A1 (fr) * 2008-01-03 2009-07-09 Peltech S.R.L. Dispositif de régulation de la température d'un matelas
WO2010075289A2 (fr) * 2008-12-22 2010-07-01 Tempur-Pedic Management, Inc. Support de corps à fermeté ajustable et procédé
DE102009024675A1 (de) * 2009-06-12 2010-12-16 Nüssler, Rita Temperiermatratze
US9089462B1 (en) * 2012-07-05 2015-07-28 Stryker Corporation Pressure ulcer management pad

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH349028A (de) * 1956-07-02 1960-09-30 Sunbeam Corp Heiz- bzw. K#hldecke, insbesondere für Betten
US5894615A (en) * 1995-10-25 1999-04-20 Alexander; Marvin J. Temperature selectively controllable body supporting pad
WO2008142410A1 (fr) * 2007-05-23 2008-11-27 Lawrence Deighan Procédé et appareil pour entraver une infestation d'insectes de lit
WO2009084058A1 (fr) * 2008-01-03 2009-07-09 Peltech S.R.L. Dispositif de régulation de la température d'un matelas
WO2010075289A2 (fr) * 2008-12-22 2010-07-01 Tempur-Pedic Management, Inc. Support de corps à fermeté ajustable et procédé
DE102009024675A1 (de) * 2009-06-12 2010-12-16 Nüssler, Rita Temperiermatratze
US9089462B1 (en) * 2012-07-05 2015-07-28 Stryker Corporation Pressure ulcer management pad

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11103081B2 (en) 2016-07-27 2021-08-31 Ppj, Llc Climate controlled mattress system
CN110916428A (zh) * 2019-11-26 2020-03-27 合肥荣事达电子电器集团有限公司 一种桑拿房用折叠式水床

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