CN112603637A - Leg warming device for classroom in winter - Google Patents

Leg warming device for classroom in winter Download PDF

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Publication number
CN112603637A
CN112603637A CN202011490613.XA CN202011490613A CN112603637A CN 112603637 A CN112603637 A CN 112603637A CN 202011490613 A CN202011490613 A CN 202011490613A CN 112603637 A CN112603637 A CN 112603637A
Authority
CN
China
Prior art keywords
main body
wall
classroom
winter
arc
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202011490613.XA
Other languages
Chinese (zh)
Inventor
文勇军
朱金成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linli Vocational Secondary School
Original Assignee
Linli Vocational Secondary School
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 Linli Vocational Secondary School filed Critical Linli Vocational Secondary School
Priority to CN202011490613.XA priority Critical patent/CN112603637A/en
Publication of CN112603637A publication Critical patent/CN112603637A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F7/0053—Cabins, rooms, chairs or units for treatment with a hot or cold circulating fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0001—Body part
    • A61F2007/0029—Arm or parts thereof
    • A61F2007/0036—Hand
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0001—Body part
    • A61F2007/0039—Leg or parts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0001—Body part
    • A61F2007/0039—Leg or parts thereof
    • A61F2007/0042—Knee
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0059—Heating or cooling appliances for medical or therapeutic treatment of the human body with an open fluid circuit
    • A61F2007/006—Heating or cooling appliances for medical or therapeutic treatment of the human body with an open fluid circuit of gas

Abstract

The invention discloses a leg warming device for a winter classroom, which relates to the field of leg warming and comprises a main body, a fixing mechanism, a heating mechanism and an adjusting mechanism, wherein a switch is arranged at the top end of the main body; the fixing mechanism comprises two arc-shaped nets positioned at one end of the main body, and a binding band is arranged on one side, positioned at one end of the arc-shaped net, of the outer wall of the main body. According to the invention, the switch is pressed down, the heating sheet is electrified to work to heat the air in the heating bin, when the air in the heating bin is heated to a rated temperature, the sliding plates are moved towards two sides, the heated air is moved outwards from the arc-shaped net and the ventilation groove through the sliding plates, then the outer sides of the legs are contacted with the inner wall of the arc-shaped net, then the binding bands are pulled, and the hook surfaces of the magic tapes are bonded and connected with the hair surfaces of the magic tapes from the inner sides of the legs, so that warm air heats and keeps the legs and knees through the arc-shaped net and the ventilation groove, and the legs and knees are prevented from being frozen in the classroom learning process.

Description

Leg warming device for classroom in winter
Technical Field
The invention relates to the field of leg warming, in particular to a leg warming device for a classroom in winter.
Background
The leg warming device is supporting equipment for warming legs, people have higher and higher enjoyment degree to life along with the development of times, people begin to pay attention to warming due to the change of cold weather, and legs are very easy to catch cold in classroom learning, so that the body and the learning are influenced.
The leg warming device in the prior art cannot be freely adjusted according to the height of the leg, so that the leg and the knee cannot be fully protected, and the leg warming device in the prior art has a single function, can only warm the leg and cannot heat the hands of a learner.
Disclosure of Invention
The invention aims to: the leg warming device for the classroom in winter is provided for solving the problems that the leg warming device in the prior art cannot be freely adjusted according to the height of the leg, so that the leg and the knee cannot be sufficiently protected, and the leg warming device in the prior art is single in function and only can warm the leg and cannot heat the hands of a learner.
In order to achieve the purpose, the invention provides the following technical scheme: a leg warming device for a winter classroom comprises a main body, a fixing mechanism, a heating mechanism and an adjusting mechanism, wherein a switch is arranged at the top end of the main body;
the fixing mechanism comprises two arc-shaped nets positioned at one end of the main body, a binding belt is arranged on one side, positioned at the arc-shaped nets, of the outer wall of the main body, a hook-and-loop fastener surface is arranged on one side of the other end of the binding belt, a hook-and-loop fastener rough surface is arranged on one side of the main body, and a vent groove is formed in the bottom end of the main body;
the heating mechanism comprises a top groove positioned at the top end of a main body, a cover is arranged inside the top groove, a lead is arranged at the top end of the cover, a heating sheet is arranged at the bottom end of the cover, a heating bin is arranged inside the main body, vertical grooves are arranged on two sides of the main body, a sliding plate is arranged inside the vertical grooves, limiting strips are arranged on two sides of the outer wall of the sliding plate, a gas pipe is arranged above the heating bin at the top end of the main body, a second one-way valve is arranged at the other end of the gas pipe, an air bag is arranged at the other end of the second one-way valve, and a first one-way valve is arranged at the other end of;
the adjusting mechanism comprises four screw holes positioned at the bottom end of the main body, bolts are arranged in the screw holes, and base blocks are arranged at the bottom ends of the bolts.
Preferably, the inner wall of the screw hole is meshed with the outer wall of the bolt, and the end, far away from the bolt, of the base block is provided with anti-skidding threads.
Preferably, the switch and the heating plate are electrically connected through a wire, and the bottom end of the wire is electrically connected with the heating plate.
Preferably, the outer walls of the two sides of the sliding plate are in fit connection with the inner wall of the vertical groove.
Preferably, the outer wall of the cover is in fit connection with the inner wall of the top groove, and a sealing ring is arranged at the joint of the top groove and the cover.
Preferably, one end of the bandage is fixedly connected with the main body, and the hook surface of the magic tape is in fit connection with the hair surface of the magic tape.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the switch is pressed down, the heating sheet is electrified to work to heat the air in the heating bin, when the air in the heating bin is heated to a rated temperature, the sliding plates are moved towards two sides, the heated air is moved outwards from the arc-shaped net and the ventilation groove through the sliding plates, then the outer sides of the legs are contacted with the inner wall of the arc-shaped net, then the binding bands are pulled, and the hook surfaces of the magic tapes are bonded and connected with the hair surfaces of the magic tapes from the inner sides of the legs, so that warm air heats and keeps the legs and knees through the arc-shaped net and the ventilation groove, and the legs and knees are prevented from being frozen in the classroom learning process.
2. According to the invention, cold air in the air bag is discharged through the first one-way valve by pressing the air bag, then the air bag is released, hot air in the heating bin is sucked into the air bag through the second one-way valve and the air conveying pipe, the air bag is pressed again, the hot air in the air bag heats the hands through the first one-way valve, and the reciprocating operation is carried out in such a way that the hands are warmed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural cross-sectional view of the present invention;
fig. 3 is an exploded view of the present invention.
In the figure: 1. a main body; 2. a first check valve; 3. an arc-shaped net; 4. a vertical slot; 5. a gas delivery pipe; 6. a top groove; 7. an air bag; 8. a cover; 9. a sliding plate; 10. a limiting strip; 11. a screw hole; 12. a bolt; 13. a base block; 14. binding bands; 15. hook surface of magic tape; 16. magic tape hair side; 17. a heating chamber; 18. a second one-way valve; 19. a heating plate; 20. a wire; 21. a switch; 22. a vent groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a leg warming device for a winter classroom comprises a main body 1, a fixing mechanism, a heating mechanism and an adjusting mechanism, wherein a switch 21 is arranged at the top end of the main body 1;
the fixing mechanism comprises two arc-shaped nets 3 positioned at one end of a main body 1, a binding band 14 is arranged on one side, positioned at the arc-shaped net 3, of the outer wall of the main body 1, a hook and loop fastening surface 15 is arranged on one side of the other end of the binding band 14, a hook and loop fastening surface 16 is arranged on one side of the main body 1, and a vent groove 22 is formed in the bottom end of the main body 1;
the heating mechanism comprises a top groove 6 positioned at the top end of a main body 1, a cover 8 is arranged inside the top groove 6, a lead 20 is arranged at the top end of the cover 8, a heating sheet 19 is arranged at the bottom end of the cover 8, a heating bin 17 is arranged inside the main body 1, vertical grooves 4 are arranged on two sides of the main body 1, a sliding plate 9 is arranged inside the vertical grooves 4, limiting strips 10 are arranged on two sides of the outer wall of the sliding plate 9, a gas pipe 5 is arranged above the heating bin 17 at the top end of the main body 1, a second one-way valve 18 is arranged at the other end of the gas pipe 5, an air bag 7 is arranged at the other end of the second one-way valve 18, and a first one;
wherein, adjustment mechanism includes four screw holes 11 that are located the main part 1 bottom, and the inside of screw hole 11 is provided with bolt 12, and the bottom of bolt 12 is provided with base block 13.
Please refer to fig. 3, the inner wall of the screw hole 11 is engaged with the outer wall of the bolt 12 to facilitate the bolt 12 to rotate in the screw hole 11 so as to adjust the height of the main body 1, and the end of the base block 13 away from the bolt 12 is provided with anti-slip threads to facilitate the stable placement of the main body 1.
Referring to fig. 2, the switch 21 is electrically connected to the heating plate 19 through a conductive wire, and the bottom end of the conductive wire 20 is electrically connected to the heating plate 19, so as to control the state of the heating plate 19 through the switch 21.
Referring to fig. 2 and 3, the outer walls of the sliding plate 9 are engaged with the inner wall of the vertical slot 4 to facilitate the sliding of the sliding plate 9 in the vertical slot 4.
Please refer to fig. 2, the outer wall of the cover 8 is engaged with the inner wall of the top groove 6, and a sealing ring is disposed at the joint of the top groove 6 and the cover 8, so that the cover 8 seals the top groove 6 to prevent the warm air from leaking out of the top groove 6.
Please refer to fig. 1, one end of the binding band 14 is fixedly connected to the main body 1, and the hook surface 15 is engaged with the hook surface 16, so as to fix the main body 1 to the leg through the binding band 14.
The working principle is as follows: firstly, before the device works, the bolt 12 is rotated to enable the main body 1 to rise so as to adjust the height of the main body 1 to enable the air channel 22 to be as high as the knee, then the switch 21 is pressed down to enable the heating sheet 19 to work electrically to heat the air in the heating chamber 17, when the air in the heating chamber is heated to the rated temperature, the sliding plates 9 are moved towards two sides, the heated air is enabled to move outwards from the arc-shaped net 3 and the air channel 22 through the sliding plates 9, then the outer side of the leg is contacted with the inner wall of the arc-shaped net 3, then the bandage 14 is pulled, the magic tape hook surface 15 is connected with the magic tape hair surface 16 in a bonding way from the inner side of the leg, so that the warm air heats the leg and the knee through the arc-shaped net 3 and the air channel 22, thereby preventing the leg and the knee from being frozen in the learning process, when the device leaves a classroom temporarily, the sliding plates 9 at two sides can be slid into the vertical grooves 4, thereby preventing the warm air, energy is saved, when hands are cold in the learning process, cold air in the air bag 7 is discharged through the first one-way valve 2 by pressing the air bag 7, then the air bag 7 is released, hot air in the heating bin 17 is sucked into the air bag 7 through the second one-way valve 18 and the air conveying pipe 5, the hot air in the air bag 7 is heated to the hands through the first one-way valve 2 by pressing the air bag 7 again, and the hands are warmed by the reciprocating operation.
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.

Claims (6)

1. The utility model provides a cold-proof device of shank for classroom in winter, includes main part (1), fixed establishment, heating mechanism and adjustment mechanism, its characterized in that: a switch (21) is arranged at the top end of the main body (1);
the fixing mechanism comprises two arc-shaped nets (3) positioned at one end of a main body (1), one side, positioned at the arc-shaped nets (3), of the outer wall of the main body (1) is provided with a binding band (14), one side, positioned at the other end of the binding band (14), is provided with a magic tape hook surface (15), one side of the main body (1) is provided with a magic tape hair surface (16), and the bottom end of the main body (1) is provided with a vent groove (22);
wherein the heating mechanism comprises a top groove (6) positioned at the top end of the main body (1), a cover (8) is arranged inside the top groove (6), a lead (20) is arranged at the top end of the cover (8), a heating sheet (19) is arranged at the bottom end of the cover (8), a heating chamber (17) is arranged inside the main body (1), vertical grooves (4) are arranged on two sides of the main body (1), a sliding plate (9) is arranged in each vertical groove (4), the two sides of the outer wall of the sliding plate (9) are provided with limit strips (10), the top end of the main body (1) is positioned above the heating chamber (17) and is provided with a gas pipe (5), a second one-way valve (18) is arranged at the other end of the gas transmission pipe (5), an air bag (7) is arranged at the other end of the second one-way valve (18), and a first one-way valve (2) is arranged at the other end of the air bag (7);
the adjusting mechanism comprises four screw holes (11) positioned at the bottom end of the main body (1), bolts (12) are arranged inside the screw holes (11), and base blocks (13) are arranged at the bottom ends of the bolts (12).
2. The leg warming device for a winter classroom as claimed in claim 1, wherein: the inner wall of the screw hole (11) is meshed with the outer wall of the bolt (12), and anti-skidding grains are arranged at one end, far away from the bolt (12), of the base block (13).
3. The leg warming device for a winter classroom as claimed in claim 1, wherein: the switch (21) is electrically connected with the heating sheet (19) through a lead, and the bottom end of the lead (20) is electrically connected with the heating sheet (19).
4. The leg warming device for a winter classroom as claimed in claim 1, wherein: the outer walls of the two sides of the sliding plate (9) are in fit connection with the inner wall of the vertical groove (4).
5. The leg warming device for a winter classroom as claimed in claim 1, wherein: the outer wall of the cover (8) is in fit connection with the inner wall of the top groove (6), and a sealing ring is arranged at the joint of the top groove (6) and the cover (8).
6. The leg warming device for a winter classroom as claimed in claim 1, wherein: one end of the bandage (14) is fixedly connected with the main body (1), and the hook surface (15) of the magic tape is in fit connection with the hair surface (16) of the magic tape.
CN202011490613.XA 2020-12-17 2020-12-17 Leg warming device for classroom in winter Pending CN112603637A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011490613.XA CN112603637A (en) 2020-12-17 2020-12-17 Leg warming device for classroom in winter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011490613.XA CN112603637A (en) 2020-12-17 2020-12-17 Leg warming device for classroom in winter

Publications (1)

Publication Number Publication Date
CN112603637A true CN112603637A (en) 2021-04-06

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Application Number Title Priority Date Filing Date
CN202011490613.XA Pending CN112603637A (en) 2020-12-17 2020-12-17 Leg warming device for classroom in winter

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113262154A (en) * 2021-05-18 2021-08-17 湖北工业大学工程技术学院 Four-joint massage foot bath barrel

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JPS58156149A (en) * 1982-03-09 1983-09-17 Mitsubishi Electric Corp Foot warmer by hot air
JPS62276321A (en) * 1986-05-22 1987-12-01 Mitsubishi Heavy Ind Ltd Prevention of corrosion of top of multi-leg type chimney
CN2603769Y (en) * 2003-01-08 2004-02-18 伍佑华 Warmer for motorcycle
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CN106724294A (en) * 2017-03-08 2017-05-31 长沙期诺信息科技有限公司 Office rest device
CN106937804A (en) * 2017-03-29 2017-07-11 北京化工大学 A kind of Electric sofa purified the air of a room
CN106859833A (en) * 2017-04-10 2017-06-20 秦雨晨 Gasbag-type cold compress clamping plate fixing device
CN107772571A (en) * 2017-12-11 2018-03-09 江苏名欧高分子科技有限公司 A kind of elbow protector for sports of adjustable length
CN208030619U (en) * 2017-12-23 2018-11-02 临安简诚办公用品有限公司 A kind of desk with heating function
CN108175616A (en) * 2018-01-06 2018-06-19 李会艳 A kind of novel clinical nurses thigh support device
CN108378982A (en) * 2018-04-12 2018-08-10 覃丽 It is a kind of to utilize the leg treatment instrument for steaming the progress hot compress of face machine
CN108784916A (en) * 2018-04-12 2018-11-13 覃丽 A kind of height-adjustable leg cold/hot dressing therapeutic equipment
CN208387928U (en) * 2018-06-19 2019-01-18 刘义杰 A kind of thermal knee cap
CN208434752U (en) * 2018-06-28 2019-01-29 张静怡 A kind of student's massage warming knee-pad
CN209253291U (en) * 2018-08-17 2019-08-16 江苏经贸职业技术学院 A kind of leg heating device
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CN211130133U (en) * 2019-11-27 2020-07-31 科尔卡诺集团有限公司 Desk with shank heating function in winter
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CN111281769A (en) * 2020-03-12 2020-06-16 童爱霞 Comfortable and adjustable neck and shoulder massage equipment and using method thereof
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