CN101773308B - Active heating device for extravehicular space suit gloves - Google Patents
Active heating device for extravehicular space suit gloves Download PDFInfo
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- CN101773308B CN101773308B CN2010101045567A CN201010104556A CN101773308B CN 101773308 B CN101773308 B CN 101773308B CN 2010101045567 A CN2010101045567 A CN 2010101045567A CN 201010104556 A CN201010104556 A CN 201010104556A CN 101773308 B CN101773308 B CN 101773308B
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- space suit
- extravehicular
- box body
- controller
- heating device
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Abstract
The invention discloses an active heating device for extravehicular space suit gloves, comprising a box body, a controller, a power supply, a heating sheet, a negative temperature heat-sensitive sensor, a winding displacement sheet and a magnet; the controller comprises an automatic control module and a manual control module, thus realizing automatic heating and manual heating on the extravehicular space suit gloves. Ambient temperature is detected by the negative temperature heat-sensitive sensor to send a temperature signal to the controller, and the controller drives the heating sheet to work so as to finish the automatic heating of the extravehicular space suit gloves. The manual control module is communicated by the magnet, thereby ensuring the heating sheet to heat so as to finish manual heating of the extravehicular space suit gloves. The heating device can ensure the continuity of extravehicular work, improve extravehicular work efficiency and reduce the risk of extravehicular work for astronauts; and in addition, the heating device has small volume, compact structure and convenient operation.
Description
Technical field
The present invention relates to aerospace field, be specifically a kind of can be automatically or the active heater that manually spacefarer's hand is heated according to spacefarer's hand changes in temperature impressions.
Background technology
When the spacefarer carries out extravehicular activity, can run into the space low temperature environment of-140～-160 ℃ (terrestrial space), for this reason, exterior compartment space suit glove must possess corresponding heat-insulation warm keeping performance, to keep the normal function of spacefarer's hand.Space gloves is generally formed (reference: " Spacesuit glove manufacturingenhancements through the use of advanced technologies " by inner liner, limiting layer and TMG layer out of my cabin; Author: Cadogan D; Bradley D comes from " SAE ").It is generally acknowledged that 0.635cm is the maximum gloves thickness that keeps hand operation work efficiency basically.But the gloves of this thickness can't satisfy the needed heat-insulation warm keeping requirement of spacefarer's hand under the low temperature environment of space.When the spacefarer was in the solar radiation back, spacefarer's the not enough problem of hand thermal protection will appear.Often there is deliver from vault operation spacefarer to complain the too cold report of reboard in advance of having to of hand/foot in recent years.Therefore; Space gloves adopts the scheme of local outer thermal source, also promptly on the basis of an amount of passive heat-insulation warm keeping in wide selection heat-insulation warm keeping new material and new technology out of my cabin; The hand specific region is increased the initiatively method of temperature control, will be the feasible method of reality.
At present, have only the space suit glove of U.S. NASA to adopt the warming scheme of outer thermal source assistant heating in the world, this technical scheme has adopted the method that manually boots electric heating system.And the spacefarer is when carrying out some extravehicular work, and job content can not interrupt continuously.Both hands all can't free hand to start heating system carrying out extravehicular work at all if spacefarer's hand is crossed cold, if start heating system, current operation just must stop.After waiting to manually boot heater, aforementioned work must start anew, and has prolonged spacefarer's the deliver from vault activity duration greatly, has increased spacefarer's deliver from vault risk.Adopt initiatively heating system just can guarantee that extravehicular work can carry out smoothly continuously.
Summary of the invention
Hand was crossed the problem that the cold and reboard in advance of having to interrupts extravehicular work when the present invention carried out the deliver from vault operation in order to solve the spacefarer, had proposed a kind of active heating device for extravehicular space suit gloves.
A kind of active heating device for extravehicular space suit gloves of the present invention comprises box body, controller, power supply, heating plate, negative temperature heat-sensitive sensor, winding displacement sheet, magnet.Power supply and controller are installed in the box body, and heating plate is connected with controller through the winding displacement sheet with the negative temperature heat-sensitive sensor, and front side, extravehicular space suit forearm surface is provided with magnet.
Box body comprises loam cake and cabin body, through screw loam cake and warehouse is fixed.Box body inside has power source cavity, control chamber and overflow launder; Power supply is placed in the power source cavity, and controller is placed in the control chamber, on power source cavity and control chamber, has the lead-out wire mouth; At the overflow launder end one steam vent is arranged.Bottom, box body two sides respectively has one to be used for the jockey that is connected with exterior compartment space suit glove.
Controller comprises automatic control module and manual control module; Automatic control module is used for the detected temperature signal of negative temperature heat-sensitive sensor is converted into control signal, thus the open and close of control heating plate; Manual control module is a Hall element, starts near Hall element or closes heating plate through magnet.
Heating plate is used for heating for exterior compartment space suit glove.
The negative temperature heat-sensitive sensor is used for gathering in real time the variations in temperature of this position and feeds back to automatic control module.
The winding displacement sheet is used for heating plate, negative temperature heat-sensitive sensor reliably are connected with controller.
The invention has the advantages that:
1, a kind of active heating device for extravehicular space suit gloves of the present invention solves spacefarer's extravehicular work hand and crosses cold problem, guarantees the continuity of extravehicular work, improves extravehicular work efficient, reduces spacefarer's extravehicular work risk;
2, a kind of active heating device for extravehicular space suit gloves of the present invention, volume is little, and compact conformation is easy to operate.
Description of drawings
Fig. 1 is an active heater arrangement form sketch map provided by the invention;
Fig. 2 is box body structure figure among the present invention;
Fig. 3 is the present invention's active heater fundamental diagram.
Among the figure:
1-box body, 2-controller, 3-power supply, 4-heating plate, 5-negative temperature heat-sensitive sensor, 6-winding displacement sheet,
7-magnet, 101-loam cake, 102-cabin body, 103-power source cavity, 104-control chamber, 105-overflow launder,
106-lead wire outlet, 107-steam vent, 108-jockey, 109-velcro.
The specific embodiment
To combine accompanying drawing and embodiment that the present invention is done further detailed description below.
A kind of active heating device for extravehicular space suit gloves of the present invention, as shown in Figure 1, comprise box body 1, controller 2, power supply 3, heating plate 4, negative temperature heat-sensitive sensor 5, winding displacement sheet 6, magnet 7
Like Fig. 1, described box body 1 is installed between the TMG layer and limiting layer at the back of the hand place of exterior compartment space suit glove 8; Because low more the closer to finger temperature when human body is caught a cold, so be fixed with respectively in heating plate 4 at five first dactylus places of finger of exterior compartment space suit glove 8, described heating plate 4 is between the TMG of gloves 8 layer and limiting layer.Since human hands when catching a cold finger tip place temperature minimum, and the middle fingertip temperature is the most representative, so negative temperature heat-sensitive sensor 5 is arranged between the TMG layer and limiting layer at middle fingertip place of exterior compartment space suit glove 8; Winding displacement sheet 6 is arranged on the back of the hand near the finger side of exterior compartment space suit glove 8 box bodys 1 the place ahead, still is arranged between the TMG layer and limiting layer of gloves 8.
As shown in Figure 2, said box body 1 comprises loam cake 101 and cabin body 102.Loam cake 101 is fixed on the cabin body 102 through screw, and adopts sealing ring to make box body 1 sealing.Box body 1 adopts aluminum alloy materials, and oxidation processes is carried out on the surface, and this firm material can prevent that box body 1 internal electric source 3 from blasting and cause box body 1 to break that it is damaged that extravehicular space suit is occurred, and causes the spacefarer to come to harm.Box body 1 inside has three cavitys, is respectively power source cavity 103, control chamber 104 and overflow launder 105.Power supply 3 is placed in the power source cavity 103, and power supply 3 is a polymer Li-ion battery, is used for being whole device power supply.Controller 2 is placed in the control chamber 104, is used for whole device is added thermal control.Control chamber 104 is provided with two lead wire outlet 106, one of them be used for and battery cavities 103 between cabling, another is used for winding displacement sheet 6 cablings outside with box body 1.When box body 1 was tightly connected, lead wire outlet 106 sealed partition by teflon seal ring, made battery cavities 103 and control chamber 104 keep independent sealed state respectively.Said overflow launder 105 is the U type groove structure, and overflow launder 105 madial walls are with imbibition material, in case battery leakage, imbibition material can adsorb leakage, prevents that it from spilling into outside control chamber 104 and the box body 1, thereby guarantees can not pollute circuit and exterior compartment space suit glove 8.This U type structural design can make battery leakage that certain flowing space is arranged, and the imbibition material of built-in can absorb battery leakage fully.On box body 1 sidewall of overflow launder 105 ends, a small steam vent 107 is arranged, be used for the air pressure between balance power source cavity 103 and the overflow launder 105.Box body 1 both sides are provided with jockey 108 respectively, are used for being connected fixing with exterior compartment space suit glove 8.Described jockey can be a structure such as shackle, cooperates with the velcro of making on exterior compartment space suit glove 8 109, thereby box body 1 is fixed on the exterior compartment space suit glove 8.
As shown in Figure 3, controller 2 comprises automatic control module 201 and manual control module 202.Automatically control submodule 201 is used for negative temperature heat-sensitive sensor 5 detected temperature signals are converted into control signal, thus the open and close of control heating plate 4.Manual control module 202 is a Hall element, is separately positioned on left and right sides exterior compartment space suit glove 8 middle controllers.About extravehicular space suit forearm 9 front sides also be respectively arranged with magnet 7.Control the open and close of heating plate 4 near the right hand (or left hand) side Hall element through left hand (or right hand) side magnet 7.
Negative temperature heat-sensitive sensor 5 is used for gathering in real time the variations in temperature signal of middle fingertip position and feeds back to automatic control module through winding displacement sheet 6.
When spacefarer's middle fingertip temperature was lower than 15.6 ℃ critical value, system started automatically, and heating plate 4 adversary's fingering row of starting working is heated; When the temperature of middle finger finger tip was higher than 30 ℃ of temperature upper limits, system closed automatically, and heating plate 4 quits work.
Hall element lost efficacy or the spacefarer experiences needs according to self changes in temperature and opens or close under the situation of heating plate 4 at automatic control module 201; Carry out heating work through manual control module 202; Be that magnetic field that magnet 7 produces makes Hall element produce action and latchs; Manual control module 202 is opened, and heating plate 4 begins heating.When the too high spacefarer of temperature need stop to heat, only need repeat above-mentioned action can close heating plate 4.
Claims (6)
1. an active heating device for extravehicular space suit gloves is characterized in that: comprise box body, controller, power supply, heating plate, negative temperature heat-sensitive sensor, winding displacement sheet, magnet; Described power supply and controller are installed in the box body, are used to provide power supply and add thermal control; Said heating plate is connected with controller through the winding displacement sheet with the negative temperature heat-sensitive sensor, and heating plate is used for to exterior compartment space suit glove heats, and the negative temperature heat-sensitive sensor is used for gathering in real time the variations in temperature of middle fingertip position and feeds back to controller; Said magnet is arranged on front side, extravehicular space suit forearm surface; Said box body comprises loam cake and cabin body, through screw loam cake and cabin body is tightly connected; Box body inside is provided with power source cavity, control chamber and overflow launder respectively; Power supply is placed in the power source cavity, and controller is placed in the control chamber, between power source cavity and control chamber, lead wire outlet is set; Be communicated with between power source cavity and the overflow launder, on the terminal box side wall of overflow launder a steam vent arranged; The box body two sides are provided with jockey; Said overflow launder is a U type groove, the built-in imbibition material.
2. a kind of according to claim 1 active heating device for extravehicular space suit gloves, it is characterized in that: said controller comprises automatic control module and manual control module; Automatic control module is used for the detected temperature signal of negative temperature heat-sensitive sensor is converted into control signal, thus the open and close of control heating plate; Manual control module is a Hall element, starts near Hall element or closes heating plate through magnet.
3. a kind of according to claim 1 active heating device for extravehicular space suit gloves is characterized in that: said box body adopts aluminum alloy materials, and oxidation processes is carried out on the surface.
4. a kind of according to claim 1 active heating device for extravehicular space suit gloves is characterized in that: said power supply is a polymer Li-ion battery.
5. a kind of according to claim 1 active heating device for extravehicular space suit gloves is characterized in that: the resistance of said heating plate is 20 Ω.
6. a kind of according to claim 1 active heating device for extravehicular space suit gloves is characterized in that: said box body is installed between the TMG layer and limiting layer at the back of the hand place of exterior compartment space suit glove; Because first dactylus place temperature of each finger was minimum when human body was caught a cold, heating plate is individually fixed in five first dactylus places of finger between exterior compartment space suit glove TMG layer and the limiting layer; The negative temperature heat-sensitive sensor is arranged at the middle fingertip place between exterior compartment space suit glove TMG layer and the limiting layer; The winding displacement sheet is arranged between exterior compartment space suit glove TMG layer and the limiting layer the back of the hand near finger side, box body the place ahead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101045567A CN101773308B (en) | 2010-02-01 | 2010-02-01 | Active heating device for extravehicular space suit gloves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101045567A CN101773308B (en) | 2010-02-01 | 2010-02-01 | Active heating device for extravehicular space suit gloves |
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| Publication Number | Publication Date |
|---|---|
| CN101773308A CN101773308A (en) | 2010-07-14 |
| CN101773308B true CN101773308B (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101045567A Expired - Fee Related CN101773308B (en) | 2010-02-01 | 2010-02-01 | Active heating device for extravehicular space suit gloves |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2759481C1 (en) * | 2020-12-10 | 2021-11-15 | Федеральное государственное бюджетное образовательное учреждение высшего образования «Сибирский государственный автомобильно-дорожный университет (СибАДИ)» | Method for protecting the limbs of an employee from damage by moving parts of the mechanism |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014013347A2 (en) * | 2012-06-25 | 2014-01-23 | Thermo-Chip Technology Limited | Electrically heated insert for clothing |
| CN104359939A (en) * | 2014-06-16 | 2015-02-18 | 北京航空航天大学 | Device for simulating hand heat dissipation capability in high-low temperature low-pressure environment |
| CN111124007A (en) * | 2019-12-19 | 2020-05-08 | 中国人民解放军63919部队 | Special individual protective clothing self-adaptation liquid temperature adjusting device |
| CN113093830A (en) * | 2021-03-25 | 2021-07-09 | 重庆邮电大学 | Automatic temperature control glove and temperature control method |
-
2010
- 2010-02-01 CN CN2010101045567A patent/CN101773308B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2759481C1 (en) * | 2020-12-10 | 2021-11-15 | Федеральное государственное бюджетное образовательное учреждение высшего образования «Сибирский государственный автомобильно-дорожный университет (СибАДИ)» | Method for protecting the limbs of an employee from damage by moving parts of the mechanism |
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| Publication number | Publication date |
|---|---|
| CN101773308A (en) | 2010-07-14 |
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Granted publication date: 20120328 Termination date: 20130201 |