WO2015123900A1 - Magnetic force limiter and vertebral body traction bed thereof - Google Patents

Magnetic force limiter and vertebral body traction bed thereof Download PDF

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Publication number
WO2015123900A1
WO2015123900A1 PCT/CN2014/073387 CN2014073387W WO2015123900A1 WO 2015123900 A1 WO2015123900 A1 WO 2015123900A1 CN 2014073387 W CN2014073387 W CN 2014073387W WO 2015123900 A1 WO2015123900 A1 WO 2015123900A1
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WO
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Patent type
Prior art keywords
magnet
member
bed
magnetic
tension
Prior art date
Application number
PCT/CN2014/073387
Other languages
French (fr)
Chinese (zh)
Inventor
何少敦
Original Assignee
何少敦
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.)
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F5/00Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/04Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
    • A61F5/042Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for extension or stretching
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT OR ACCOMODATION FOR PATIENTS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/009Physiotherapeutic tables, beds or platforms; Chiropractic or osteopathic tables
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT OR ACCOMODATION FOR PATIENTS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/10Parts, details or accessories
    • A61G13/105Portable, foldable or collapsible tables, e.g. for surgery or treatment
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02Stretching or bending or torsioning apparatus for exercising
    • A61H1/0218Drawing-out devices
    • A61H1/0222Traction tables
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02Stretching or bending or torsioning apparatus for exercising
    • A61H1/0292Stretching or bending or torsioning apparatus for exercising for the spinal column
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT OR ACCOMODATION FOR PATIENTS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00General characteristics of devices
    • A61G2203/30General characteristics of devices characterised by sensor means
    • A61G2203/32General characteristics of devices characterised by sensor means for force
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01Constructive details
    • A61H2201/0173Means for preventing injuries
    • A61H2201/018By limiting the applied torque or force
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12Driving means
    • A61H2201/1207Driving means with electric or magnetic drive
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2203/00Additional characteristics concerning the patient
    • A61H2203/04Position of the patient
    • A61H2203/0443Position of the patient substantially horizontal

Abstract

A magnetic force limiter (3) and vertebral body traction bed thereof; the magnetic force limiter (3) comprises a magnet (3.2), a tensioning piece (3.1), a first fixed seat (3.31) and a base (3.4); the tensioning piece (3.1) is comprised of an attraction piece (3.11) and a hook (3.12); the first fixed seat (3.31) is a magnetic body, and is a groove-shaped structure formed by bending a metal plate; the first fixed seat (3.31) has a middle flat seat (3.31A) and two bent end feet (3.31B); the first fixed seat (3.31) is horizontally installed and fixed on the base (3.4); the magnet (3.2) is fixed on one side of the flat seat (3.31A) of the first fixed seat (3.31), and the tensioning piece (3.1) is disposed at the other side of the flat seat (3.31A); the magnet (3.2) and the attraction piece (3.11) are separated by the flat seat (3.31A), and are attracted via magnetic force to form a tension connecting assembly; external tension is applied on the tension connecting assembly via the hook (3.12); and when the tension reaches the magnetic attraction force, the tension connecting assembly will separate to release the tension. The vertebral body traction bed employing the magnetic force limiting device (3) comprises a bed body (1), an electric drive device (2) and a pulling belt device (4); the electric drive device (2) is disposed at the lower side of a bed board (1.1); the magnetic force limiting device (3) is connected in tandem with the pulling belt device (4), and the magnetic attraction force of the magnetic force limiting device (3) is the safe tension. When the traction force reaches the safe tension, the tension connecting assembly (3) is separated to release the tension, thus protecting the safety of a human body.

Description

A magnetic-type vertebral body and pulling force limiters bed

FIELD

The present invention relates to a pull protection device, in particular, to a device and a magnetic type vertebral pulling force limiter bed.

Background technique

In the field of modern medical equipment, usually requires the use of electric traction equipment for patients suffering from cervical or lumbar spine disease treatment is pulled in the use of modern pedestal or horizontal traction cervical traction chair bed, we need to pull with the device human head or waist fixed, when the electric device is operated, a tensile force on the pulling means with the human body so as to play a pulling action. During use, for safety reasons, usually by the user so as to control their operating device the size of the traction; traction force, or by setting the electric device, when the tensile force reaches the set value of the electric device is automatically stopped. Today's electric traction equipment for safety reasons, some key Jitui provided on the controller, when the tension reaches the value allows safe operation can be rapidly returned Jitui key. The problem is now the traction drive control apparatus is running or stopped by the electrical switch or an electronic device performed when electrical switch or an electronic component failure, or manual operation when it is prone to unexpected failure, and thus endanger personal safety.

SUMMARY

In nature, some substances having magnetic properties attract iron, cobalt, nickel or the like is called a magnetic substance, a magnet having a magnetic object is called, also referred to as a magnet; an amazing magnet material, having invisible force, both Some things can suck up, something they can spread out. Meanwhile in nature, some of ferromagnetic objects, magnetic substances have properties that can be called to attract ferromagnetic article having a ferromagnetic object is called a magnetic substance.

In order to solve the current drive traction control apparatus is running or stopped by switching electrical or electronic components performed, when the electrical switch or an electronic component failure, or manual operation when it is prone to unexpected failure, and thus endanger personal safety issues the present invention provides a magnetic type force limiters, each magnetic pull together to form a magnet assembly connected to the tension member and tension by the tension member provided with a force receiving point, by pulling force of the tension points embodiments connection assembly, when the tension reaches magnetic force, pulling the pull assembly connected together are separated to release the tension, the final protection. Since no use of any electronic elements, and thus does not produce runaway, safety can be ensured. Meanwhile, the present invention also discloses proposed a type using a magnetic pulling force limiters vertebral bed, comprising a bed body, the electric drive means, with pulling means, an electric drive unit disposed at the side deck, the magnetic force limiters of formula drawstring means connected in series, magnetic type magnetic force limiter safety device is the pulling force, when the traction force reached safety, the tension connection assembly are separated and the tension is released, so that the protection of human safety.

Solving the problem of the invention is employed: A magnetic-type force-limiting means comprises a magnet, a tension member, a first holder, a base, a tension member is constituted by the pull-in member and the hook member, said first fixing Block a magnetic material, said first fixing base composed of a sheet metal bending groove structure, the first intermediate holder having a folded flat seat and foot ends, a first holder fixed on a horizontal base, the and said magnet is fixed to the base side of the first flat tension member holder is provided at the other side of the flat seat, between said magnet and said attracting member spaced from said flat base and by the magnetic pull of the together form a tension connection assembly, the outer pull the hook member by the tension of the tension embodiments connection assembly, when the magnetic force reaches the tension, the tension connection assembly are separated to release the tension. Preferred embodiment of the present invention: is also provided with a second holder, the first holder, the second holder also set between the fixed center axis, said pull member is a circular disc with a central hole of the structure, the bending the hook member made of a metal U-shaped structure constituted round, both sides of the central axial bore is also provided with perforations on both sides of the second holder, the U-legs from the hook member by the outer sides of the perforations welding and through the pull member secured to the pull-in member is connected in series through the central axis of the central bore.

Preferred embodiment of the present invention: the magnet is a circular disk with a central hole of the structure, the central axis through the first fixed base and connected in series with the magnet is exposed through the end of the central bore, the magnet by magnetic force pull the first holder.

Preferred embodiment of the present invention: the magnet is a circular disk structure is further provided with a magnet housing accommodating the magnet, the magnetic material is a magnet housing, the magnet housing with the magnet and the magnet receiving chamber further has an eccentric shaft hole, is also provided with a shaft member, the shaft member fixed to the first holder, the magnet housing mounting through hole of the eccentric shaft in the shaft member, the magnet is placed in the magnet housing and is fixed by a magnetic force attracting the magnet and the magnetic pull of the housing by snapping on the first holder member and the shaft can be rotated until the pull member and the other side is in the aligned position around the flat seat.

Preferred embodiment of the present invention: There is provided a first magnet, a second magnet and the first magnet housing, a second magnet housing, a first magnet disposed in the magnet housing in a first, a second magnet disposed on the second magnet housing first magnet housing, the magnet housing a second eccentric shaft are respectively provided with a hole, a first magnet housing, the second housing overlap each other and a magnet mounted on the shaft member by an eccentric shaft hole, the first magnet and housing, the housing and the second magnet can pull shaft member rotatable member until the other side is in the aligned position around the flat seat.

Technical solution adopted vertebral bed is pulled by the present invention is: A bed pulling vertebral body, comprising a bed body, the electric drive means, with pulling means, the electromotive drive is provided on the side of the deck of the bed, the body lying on the bed, with the draw tape tensioning means and having a belt tensioning by pulling the body fixed on the bed, when the driving device is operated, the tensioning device will generate tractive force with the human body, characterized in that, the apparatus further provided in series with the pull-type aforementioned magnetic force limiters, magnetic type force limiters is provided by the underside of the deck and the base is fixed to the bed frame of the bed, with the draw tape tensioning device the hook member about a magnetic type force limiter device connected via the underside of the deck and the bed is provided fixed end portion, the magnetic type magnetic force-limiting device is the pulling force of the safety body can bear, when the traction force reached safety , magnetic type force limiters will automatically release the tension.

Preferably scheme vertebral bed is pulled: the belt tensioning device comprises a draw tape, one end of the tensioning band is provided with a pulling grip and the other end wound bed via the magnetic type provided in an end portion of the lower side of the deck a hook member connected to the force-limiting device is fixed, it is also provided with a hand, a hand with a ferrule end and the other end of the drawstring through the hole in the pull grip.

Pulling one kind of vertebral bed is a preferred embodiment: the belt tensioning device comprises a draw tape, provided with a pull fastening, also connected to the pull fastening hook, an end of tape tension from the pull cord fastening wear through hole and the other end passed around the end portion of the bed with the hook-type magnetic member is provided in the force-limiting device is connected and fixed to the lower side of the deck, the hook and the hooked end of the bed so that the tension strap portion constituting an adjustable ferrules.

Pulling one kind of vertebral bed is a preferred embodiment: the belt tensioning device comprises a draw tape, one end of the tension strap is bifurcated connector fixed to a first hook, the second hook, whereas the other end of the tension strap passed around bed disposed in an end portion of the hook member and the magnetic type of force limiter means connected to the fixed lower deck, the first hook and the hooked ends of the bed that the tensioning straps may form a ferrule socket in the body of the jaw, the second hook and the hooked end of the bed so that tensioning straps can constitute a socket in the body of the ferrule armpit.

Preferably scheme vertebral bed is pulled: the tensioning belt passed around the upper end position of the bed is also provided with a channel-shaped member inclusion, the inclusion in the belt tensioning member bypassed.

Advantageous effect of the invention is: A magnetic-type between the proposed force limiters, magnet pull spaced from a flat base and by a magnetic pull together to form a tension connection assembly according to the present invention, the external force by the hook member of the pulling said tension connection assembly embodiment, when the magnetic force reaches the tension, the tension connection assembly are separated to release the tension, the final protective effect, since any electronic components need not be employed, and thus no loss of control, can effectively ensure safety .

Another benefit of the present invention is also proposed a type using a magnetic pulling force limiters vertebral bed, magnetic type force limiters provided on the lower side of the deck, the force limiter means magnetic type arranged in series drawing drawstring means of the bed, with the tensioning means to pull the hook member about a tape-type magnetic force limiter means connected to the underside of the deck via the fixed bed is provided with an end portion, the magnetic type magnetic force of the force-limiting means i.e. Rally for the safety of the human body can withstand, when the traction force reached safety, magnetic type force limiters will automatically release tension, to ensure human safety.

BRIEF DESCRIPTION OF FIGS. 1, 2, 3, 4 is a magnetic type structure means a first force-limiting embodiment of an enlarged schematic view, in which FIG. 2, FIG. 3, FIG. 4 is a partial schematic view of the structure.

5, FIG. 6, FIG. 7 is a structure of the second embodiment of the magnetic type force limiters enlarged view, in which FIG. 6 is a view of the effect of the use, the structure of FIG. 7 is a partial schematic.

8, FIG. 9, FIG 10, FIG 11, FIG 12, FIG 13, FIG 14 is an enlarged structure of a third embodiment of the magnetic force limiters schematic formula, wherein FIG. 8, FIG effect when using FIG. 9, FIG. 10, FIG 11, FIG 12, FIG 13, FIG 14 is a partial schematic view of the structure.

FIG 15, FIG 16, FIG 17, FIG 18, FIG 19, FIG 20 is a drawing bed vertebral a schematic structural diagram of the first embodiment, a schematic view of the structure wherein after removal of deck 16 is, FIG 17, FIG 18, FIG. 19, FIG. 20 is a partial enlarged view of the structure of FIG 18 FIG 17 is a schematic view of the bottom of the display is rotated by 180 degrees.

FIG 21, FIG 22 is a partial structural drawing vertebral bed second embodiment of an enlarged schematic view, wherein FIG. 21 is a perspective view, FIG. 22 is a plan view.

FIG 23 is a partial structural drawing vertebral bed third embodiment enlarged view.

FIG 24, FIG 25 is a drawing bed vertebral structural diagram of a fourth embodiment, wherein FIG. 25 is a partial enlarged view of the structure.

Figure:

1. bed, 1.1 mattress, bed frame 1.2, 1.21, 1.22 bar,

2. The drive apparatus,

3 magnetic type force limiters, 3.1 tension member, pull member 3.11, 3.11A central hole, the hook member 3.12, 3.2 magnet, the first magnet 3.21, 3.22 second magnet, the first magnet housing 3.2A1, 3.2A2 second magnet housing, 3.2A21 magnet chamber, 3.2A3 eccentric shaft hole, the first holder 3.31, 3.31a intermediate flat seat, 3.31B bending pin, a second holder 3.32, 3.32A, 3.32B hook piercing member, the base 3.4, 3.5 central axis, the shaft member 3.6, 3.7 inclusion member, strap member 3.8,

Drawstring means 4, tensioning straps 4.1, 4.2 ferrule, with NRK 4.3, 4.4 pull fastening. 4.. 4A through hole, the hook 4.5, the first 4.51 hook, the second hook 4.52, 4.61 adjustable buckle first, second adjustment buckle 4.62. detailed description

Figures 1, 2, 3, 4 is a magnetic type structure means a first force-limiting embodiment of an enlarged schematic view, in which FIG. 2, FIG. 3, FIG. 4 is a partial schematic view of the structure. The figure shows the present embodiment, a magnetic type device 3 comprises a magnet force limiter 3.2, 3.1 tension member, a first holder 3.31, the base 3.4, 3.1 tension member is constituted by the pull member and the hook member 3.11 3.12 3.31 first holder a magnetic material, a first fixing base composed of a sheet metal bending groove structure, the first intermediate holder having a flat seat 3.31 and 3.31A ends bent foot 3.31B, a first holder fixed to the base for horizontal installation 3.31 3.4 on the magnet fixed flat seating 3.2 3.31A- fixed base side of the first tension member being disposed at the other side 3.1 3.31A flat seat of the body between the 3.2 and 3.11 by the pull member 3.31A flat seat and spaced by a magnetic pull together to form a tension connection assembly, the outer pull the hook member by the tension force 3.12 embodiments connection assembly, when the magnetic force reaches the tension, the tension connection assembly are separated to release the pull. In the present embodiment, pull the magnetic member is 3.11, 3.12 hook member bent from a metal U-shaped structure constituted round, pull the hook member 3.11 3.12 member may be employed between the fixed welding.

5, FIG. 6, FIG. 7 is a structure of the second embodiment of the magnetic type force limiters enlarged view, in which FIG. 6 is a view of the effect of the use, the structure of FIG. 7 is a partial schematic. The figure shows the first embodiment except that, in this embodiment, is also provided with a second stationary 3.32, 3.31 in the first holder, the second holder between 3.32 also set central axis is fixed to 3.5, the suction 3.11 engagement member in a circular configuration with a central disc hole of 3.11A, 3.12 hook member bent from a metal U-shaped structure constituted round, the second U-shaped fixed base 3.32 feet are provided for the hook member to pass through two 3.12 side perforation 3.32A, 3.32B, 3.12 hook member legs of the U-shaped perforations from the outside from both sides of 3.32A, 3.32B through the welding and the pull member is fixed to 3.11, 3.11 pull member through the center hole 3. 11A connected in series with the central axis of 3.5; the present embodiment, the central axis may be 3.5 by welding a first holder fixed to 3.31, the 3.32, 3.2 magnet fixed base structure of the second circular disk with a central aperture, the central axis through the first fixed base 3.31 3.5 and 3.2 through the central bore of the magnet in series with the exposed end of the central shaft, the magnet pull 3.2 3.31 on the first holder by a magnetic force. In the present embodiment, the central axis of the second through 3.5 may be fixed by welding to facilitate the holder.

8, FIG. 9, FIG 10, FIG 11, FIG 12, FIG 13, FIG 14 is an enlarged structure of a third embodiment of the magnetic force limiters schematic formula, wherein FIG. 8, FIG effect when using FIG. 9, FIG. 10, FIG 11, FIG 12, FIG 13, FIG 14 is a partial schematic configuration, FIG 11 is a schematic structure of the back surface of the display is rotated 10; FIG. 12 is based on FIG. 11, the second magnet member and the housing is rotated about the axis a after a schematic structural perspective. The figure shows the second embodiment except that, in the present embodiment, a circular magnet is a disc structure, a magnet is also provided with a housing accommodating the magnet, the magnet housing is a magnetic material, magnet housing 13 is the structure of schematic figure shows, a magnet having a magnet housing 3. 2A2 magnet 3. 2A21 receiving cavity and also having an eccentric shaft bore 3. 2A3. 10 to 14 shows, in the present embodiment, there are provided two magnets, the first magnet 21 is provided on the first magnet 3. 3. In case 2A1, the second magnet 22 is disposed on the second magnet 3. housing 3. 2A2 first magnet housing 3. 2A1, the second magnet housing 3. 2A2 are provided with an eccentric shaft bore 3. 2A3. 3.6 shaft is also provided, on the shaft 3.6 3.31 first holder, the first magnet housing 3. 2AK second magnet housing 3. 2A2 stacked and fixed to each other by the eccentric shaft bore 3. 2A3 mounted on the shaft 3.6, the magnet is placed in the magnet housing, and housing the first magnet, the magnet and the second housing overlap each other in close contact with a first holder and may be 3.31 when rotated about the shaft member 3.6 until the flat base member 3. 31A pull the other side of the aligned 3.11, the maximum magnetic force. Providing two magnets in the present embodiment functions to adjust the size of the magnetic attractive force. Figure 8 shows, when a large magnetic attractive force, the first magnet and the housing 3.21, 3.22 and the second magnet housing coincide, this time with the magnet attracting each pull member 3.11 tension connection assembly has an internal configuration of the maximum magnetic force; FIG. 9 shows that when the magnetic force required is small, may be 3.22 and the second magnet housing is rotated about the shaft member it is in 3.6 staggered position. In the present embodiment, the central axis of the first holder welded erected 3.5 3.31, 3.32 second holder, the central axis does not pass through the first fixed base 3.5 3.31 3.5 may pass through the center axis of the second holder is fixed by welding to facilitate 3.32 . Tips of the present invention, in the present embodiment, the magnet structure may be a circular disk with a central hole.

FIG 15, FIG 16, FIG 17, FIG 18, FIG 19, FIG 20 is a drawing bed vertebral a schematic structural diagram of the first embodiment, a schematic view of the structure wherein after removal of deck 16 is, FIG 17, FIG 18, FIG. 19, FIG. 20 is a partial enlarged view of the structure of FIG 18 FIG 17 is a schematic view of the bottom of the display is rotated by 180 degrees. The figure shows the present embodiment, vertebral pulling bed comprises a bed 1, an electric drive unit 2, drawstring means 4, an electric drive unit 2 disposed side deck at 1.1, the body lying in the headboard, drawstring 4 has the effect of tensioning means with 4.1 and 4.1 by the tensioning straps pulling the body fixed on the bed, when the drive device 2 is operated, the body 4 will generate tractive force drawstring means (drive means next, the body moves in the direction of the foot, and therefore, the tension strap tension generated on the human body), characterized in that said magnetic-type means further force limiter means arranged in series with said pull strip 3, magnetic force limiters of formula 3 1.1 disposed at the side deck, magnetic type force limiter means by a base 3 fixed to the bed frame 3.4 1.2 bar of 1.21, 1.22. Figure 20 shows, after about 4.1 bed end portion provided hook member connected to the magnetic force limiter device type lower deck side 1.1 3.12 fixed magnetic force limiters drawstring type belt tensioning device 4 3 is the magnetic force of the human body can withstand tensile safety, security reached when the traction force, magnetic force limiters type 3 will automatically release the tension.

FIG 17, FIG 18, FIG 19, FIG 20 shows, in the present embodiment, the draw tape comprises a tensioning device 4 with 4.1, 4.1 tension strap is provided at one end with a pull fastening by about 4.4 while the other end of the bed an end portion provided hook member fixedly connected to the magnetic force limiter device type lower deck side 3.12 1.1, 4.3 is also provided with a chain belt, chain belt 4. 3- connector ferrule end and the other 4.2 fastening one end of the rope through the hole in the pull from 4.4 through 4. 4A. FIG 18, FIG 19 shows a lanyard is also provided on the base member 3.8 3.4, 3.8 lanyard from the guide member and a suspension of 4.1 tension band effect.

In the present embodiment, the pull fastening tool for tightening the cargoes transport stream is now often used in the art, also known as zinc or zinc alloy buckle clasp. 4.4 can be pre-tensioned by pulling the body closely. In use, the collar can be 4.2 sleeved human chin, pulled by hand with 4.3 NRK first pre-tensioning of the human cervical spine, and then start the drive device 2 can be pulled vertebral therapy.

FIG 21, FIG 22 is a partial structural drawing vertebral bed second embodiment of an enlarged schematic view, wherein FIG. 21 is a perspective view, FIG. 22 is a plan view. The figure shows the first embodiment vertebral bed pulling different embodiments of the present embodiment, the draw tape tensioning means comprises a belt 4.1, further provided with a pull fastening 4.4, pull fastening 4 4 is also connected with a hook 4.5, 4.1 tension strap end from the pull rope through the fastening hole of 4.4 through 4. 4A and the other end passed around the end portion of the bed provided in the deck 1 hook member type magnetic force limiter device in a side of the fixed connection 3.12, 4.5 when the hook hooked end portion fixed bed configuration with a tension adjustable collar 4.1, this may be sleeved collar human chin or underarms set.

FIG 23 is a partial structural drawing vertebral bed third embodiment enlarged view. The figure shows the vertebral bed pulling the second embodiment except that, in the present embodiment, the draw tape tensioning device 4 comprises a belt 4.1, 4.1 tensioned with one end fixed to a bifurcated connector 4.51 the first hook, the second hook 4.52, while the other end of the tension strap about 4.1 by the end of the bed portion 3 provided at the hook type magnetic force limiters lower deck of 1.1. 12 fixedly connected, a first hook and the hooked 4.51 bed so that the end portion can be tensioned with a socket constituting 4.1 ferrule body chin, a second hook hooked to 4.52 bed tensioned so the end portion with 4.1 constitutes a human body can be sleeved collar armpits. In this embodiment, a first hook connected respectively 4.51, 4.52 bifurcated second hook is provided with a first belt adjustment buckle 4.61, the second adjustable buckle 4.62, 4.61 by adjustable buckle first, second 4.62 bifurcated adjustment buckle may be adjusted to an appropriate length of tape position.

FIG 24, FIG 25 is a drawing bed vertebral structural diagram of a fourth embodiment, wherein FIG. 25 is a partial enlarged view of the structure. The figure shows the first embodiment vertebral bed pulling different embodiments of the present embodiment, the tensioning band around 4.1 by the end position of the bed is also provided with a channel-shaped body member inclusion 3.7, 4.1 tension strap member on the inclusion bypass 3.7, 3.7 inclusion action member when the force-limiting means is that the belt tensioning glide more smoothly when the tension is released.

Claims

7 claims
1. A magnetic-type force-limiting means, characterized in that, comprising a magnet, a tension member, a first holder, a base, a tension member is constituted by the pull-in member and the hook member, said first magnetic body is a fixed base, said first fixing base composed of a sheet metal bending groove structure, the first intermediate holder having a folded flat seat and foot ends, a first horizontal holder fixed on the base, said magnet fixed to the first a fixing side of the flat seat and said tension member is provided at the other side of the flat seat, between said magnet and said attracting member spaced from said flat base and by a magnetic pull together to form a tension connection assembly , by external pulling force of the hook member of the embodiment of the tension connection assembly, when the magnetic force reaches the tension, the tension connection assembly are separated to release the tension.
The magnetic type force limiter apparatus according to claim 1, characterized in that there is further provided a second holder, the first holder, the second holder also set between the fixed center axis, said pull a circular disk member with a central hole of the structure, the hook member constituted by a metal bar bent U-shaped structure, provided on both sides of the U-shaped legs have perforations for passing the hook member on the second holder, the hook U-shaped member passes through the foot and welded and fixed on the pull member, the pull-in member is connected in series through the central bore of the central axis from the both sides by the outer perforations.
3. The apparatus of magnetic type force limiter according to claim 2, wherein said magnet structure is a circular disc with a central hole, the central axis through the first fixed base and through the center of the magnet hole in series with the central axis of the exposed end of the magnet by the magnetic pull of the first holder.
4. The apparatus of magnetic type force limiter according to claim 2, wherein said magnet is a circular disk structure, a magnet is also provided with a housing accommodating the magnet, the magnetic material is a magnet housing, the magnet the magnet housing having a cavity accommodating the magnet and further has an eccentric axial hole, provided with a shaft member, the shaft member fixed to the first holder, the magnet housing mounting through hole of the eccentric shaft in the shaft member, the a magnet disposed in the magnet housing and is fixed by a magnetic force attracting the magnet and magnetic pull of the housing by snapping on the first holder and can be rotated up to the other side of said flat base member about an axis of the suction engagement member is in the aligned position.
The magnetic type force limiter apparatus according to claim 4, characterized in that there are provided a first magnet, a second magnet and the first magnet housing, a second magnet housing, a first magnet is provided at a first magnet case body, the second magnet housing disposed on the second magnet, the first magnet housing, the magnet housing are provided with a second eccentric shaft hole housing the first magnet, the second magnet housing overlap each other and the eccentric the shaft hole is mounted on the shaft member, and housing the first magnet, the second magnet member and the housing can be rotatable shaft member pull up the other side of said flat about the seat in the aligned position.
A vertebral pulling bed, comprising a bed body, the electric drive means, with pulling means, the electromotive drive is provided on the side of the bed mattress, the body lying on the bed, with the draw tape tensioning means and having by tensioning with the pulling body is fixed on the bed, when the driving device is operated, the tear tape pulling means will generate tractive body, characterized in that further provided with a series of claims 1 to 5, wherein the means drawstrings tensioning force limiters magnetic type items according to any one of the preceding claims, magnetic type force limiters is provided by the underside of the deck and the base of the bed on the bed frame, with drawstrings around the fixing device by the end of the bed fixed to the connecting portion is provided with a hook member of the magnetic type force limiters lower deck, the magnetic type magnetic force limiter safety device is the tensile force of the body can withstand, when the traction force reached safety, magnetic force limiting of formula means for automatically releasing the tension.
7. vertebral pulling the bed according to claim 6, characterized in that said belt tensioning device comprises a draw tape, one end of the tensioning strap is provided with a pull fastening and the other end around the end portion of the bed provided by the hook member type magnetic force limiter device is connected and fixed lower deck is also provided with a hand, a hand with a ferrule and the other end connected through the pull cord from the end of the bore through the fastening.
8. The pull vertebral bed claim 6, characterized in that said belt tensioning device comprises a draw tape, provided with a pull fastening, also connected to the pull fastening hook, an end of the tensioning strap and the other end around the connecting member is fixed to the hook-type magnetic force limiters of the lower deck of the bed through end portion provided with a hook portion hooked end of the bed and passed through the hole from the pull rope through the fastening of the pull a belt tightener constituting adjustable collar.
9. The vertebral pulling bed claim 6, characterized in that said belt tensioning device comprises a draw tape, one end of the tension strap is bifurcated connector fixed to a first hook, the second hook, and the other end of the tension strap member around the hook type magnetic force limiter device connected via the underside of the deck and the bed is provided fixed end portion, the first hook and the hooked ends of the bed that the tensioning straps can constitute a socket the ferrule body of the chin, the second end of the hook portion hooked with the bed so that tensioning straps can constitute a socket in the body of the ferrule armpit.
Bed according to claim vertebral pull claim 6, characterized in that the tensioning belt passed around the upper end position of the bed is also provided with a channel-shaped member inclusion, the inclusion in the belt tensioning member bypassed.
PCT/CN2014/073387 2014-02-18 2014-03-13 Magnetic force limiter and vertebral body traction bed thereof WO2015123900A1 (en)

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CN201410054278.7 2014-02-18

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US4621620A (en) * 1984-04-16 1986-11-11 Gene Anderson Human limb manipulation device
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