阅读说明：本技术 一种用于轮椅自动可调位置的防颈椎弯曲装置 (Cervical vertebra bending prevention device for automatic position adjustment of wheelchair ) 是由 张志凤 于 2020-12-21 设计创作，主要内容包括：本发明涉及椅子的技术领域,且公开了一种用于轮椅自动可调位置的防颈椎弯曲装置,包括外壳,所述外壳的外部固定连接有按钮,外壳的内部活动连接有摆杆,外壳的内部活动连接有限位块,限位块的外部活动连接有滑杆,滑杆的外部活动连接有检测组件一；通过摆杆、限位块、滑杆、检测组件一、移动块、滑轨、滑块、检测块、支撑板、套筒、线圈、电磁铁、转盘、凹槽、伸缩块、弹簧一、检测组件二、接触板之间的相互作用下,可以使得轮椅对于使用者颈椎部位多方面的按摩,本装置可以实现颈椎按摩位置的自动调节功能,不局限于固定的按摩位置,提高轮椅的人性化服务,同时本装置操作简单,提高了使用者使用轮椅的便利性。(The invention relates to the technical field of chairs and discloses a cervical vertebra bending prevention device for automatic position adjustment of a wheelchair, which comprises a shell, wherein a button is fixedly connected to the outside of the shell, a swing rod is movably connected to the inside of the shell, a limiting block is movably connected to the inside of the shell, a slide rod is movably connected to the outside of the limiting block, and a detection assembly I is movably connected to the outside of the slide rod; through the pendulum rod, the stopper, the slide bar, determine module one, the movable block, a slide rail, the slider, determine the piece, the backup pad, the sleeve, the coil, the electro-magnet, the carousel, the recess, flexible piece, spring one, determine module two, under the interact between the contact plate, can make the wheelchair to the many-sided massage in user's cervical vertebra position, the automatically regulated function of cervical vertebra massage position can be realized to this device, do not confine to fixed massage position, improve the humanized service of wheelchair, this device easy operation has simultaneously improved the convenience that the user used the wheelchair.)

1. A prevent cervical vertebra bending apparatus for automatic adjustable position of wheelchair, includes shell (1), its characterized in that: the button (2) is fixedly connected to the outer portion of the shell (1), the swing rod (3) is movably connected to the inner portion of the shell (1), the limiting block (4) is movably connected to the inner portion of the shell (1), the sliding rod (5) is movably connected to the outer portion of the limiting block (4), the first detection assembly (6) is movably connected to the outer portion of the sliding rod (5), the movable block (7) is movably connected to the inner side of the sliding rod (5), the sliding rail (8) is fixedly connected to the inner portion of the shell (1), the sliding block (9) is movably connected to the inner portion of the sliding rail (8), the first detection block (10) is fixedly connected to the outer portion of the sliding block (9), the support plate (11) is fixedly connected to the outer portion of the support plate (11), the coil (13) is fixedly connected to the inner side of the sleeve, the outer fixed connection of electro-magnet (14) has carousel (15), and the surface of carousel (15) is seted up flutedly (16), and the inside swing joint of recess (16) has flexible piece (17), and the outside fixed connection of flexible piece (17) has spring one (18), and the inside swing joint of shell (1) has detecting element two (19), and the inboard fixed connection of shell (1) has contact plate (20).

2. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: the surface of the shell (1) is provided with decoration openings, the number of the decoration openings is not less than twenty, all the decoration openings are uniformly distributed on the surface of the shell (1), the number of the buttons (2) is two, the two buttons (2) are symmetrically distributed on the outer portion of the shell (1), and the limiting block (4) corresponds to the position of the sliding rod (5) and is matched with the specification.

3. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: the first detection assembly (6) is mainly composed of a cover body, an insulating rod, a second spring, a copper rod, a N-pole magnetic plate and an S-pole magnetic plate, the cover body is fixedly connected to the outside of the sliding rod (5), the insulating rod is movably connected to the outside of the cover body, two ends of the second spring are respectively fixedly connected to the outside of the insulating rod and the outside of the cover body, the copper rod is fixedly connected to the outside of the insulating rod, the N-pole magnetic plate and the S-pole magnetic plate are fixedly connected to the inside of the cover body, the insulating rod is corresponding to and matched with the moving block (7) in position, the N-pole magnetic plate is corresponding to and matched with the S-pole magnetic plate in position, and the copper rod is corresponding to and matched with the N-pole magnetic plate and the.

4. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: the position of slide rail (8) and slider (9) is corresponding and the specification phase-match, and the both ends of slide bar (5) swing joint respectively is in the outside of stopper (4) and the outside of slider (9), and four are no less than in the quantity of sleeve (12), and all sleeve (12) evenly distributed are in the outside of backup pad (11), and coil (13) and the position of electro-magnet (14) are corresponding and the specification phase-match.

5. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: the position of carousel (15) and sleeve (12) is corresponding and the specification phase-match, and corresponding and the specification phase-match in position of recess (16) and flexible piece (17), the both ends of spring (18) fixed connection respectively are in the outside of flexible piece (17) and the inboard of recess (16), and ten are no less than in the quantity of recess (16), and all recess (16) evenly distributed are in the outside of carousel (15), and flexible piece (17) and the position of contact plate (20) are corresponding and the specification phase-match.

6. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: detect subassembly two (19) and mainly by the insulating casing, the positive plate, the negative plate, spring three, contact rod, the dielectric plate is constituteed, insulating casing fixed connection is in the inside of shell (1), positive plate fixed connection is in the inside of insulating casing, negative plate fixed connection is in the inside of insulating casing, contact rod swing joint is in the inside of insulating casing, dielectric plate fixed connection is in the outside of contact rod, fixed connection is respectively in the inside of insulating casing and the outside of contact rod at the both ends of spring three, the positive plate is corresponding and the specification phase-match in the position of negative plate, dielectric plate and positive plate, the position of negative plate is corresponding and the specification phase-match, contact rod is corresponding and the specification phase-match with the position that detects piece (10).

7. The device for preventing cervical spine bending for automatic adjustable position of wheelchair as claimed in claim 1, wherein: the button (2), the copper rod, the dielectric plate, the external power supply and the driving power supply are all electrically connected with the control center, the coil (13) and the electromagnet (14) are all electrically connected with the external power supply, and the swing rod (3) is electrically connected with the driving power supply.

Technical Field

The invention relates to the technical field of chairs, in particular to a cervical vertebra bending prevention device for a wheelchair with an automatic adjustable position.

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate family members to move and take care of the patients, so that the patients can do physical exercise and participate in social activities by means of the wheelchair.

Therefore, in order to solve these problems, a device for preventing cervical curvature for automatic adjustable position of wheelchair is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a cervical vertebra bending prevention device for automatic position adjustment of a wheelchair, which has the advantages of automatic massage, position adjustment, good effect of relieving cervical vertebra ache and simple operation, and solves the problems that the back and the cervical vertebra of a user are easy to keep cervical vertebra ache and complete deformation even pathological changes caused by unsmooth blood circulation because the user needs to lean against the wheelchair for a long time in the using process of the existing wheelchair, the cervical vertebra of a person sitting on the wheelchair is easy to have ache symptom because the cervical vertebra keeps a posture for a long time, and the cervical vertebra is easy to have bad pain relieving effect if the cervical vertebra part is manually relieved, and meanwhile, the cervical vertebra is very inconvenient to massage for a long time by hands.

(II) technical scheme

In order to realize the purposes of automatic massage, adjustable position, good effect of relieving cervical vertebra ache and simple operation, the invention provides the following technical scheme: a cervical vertebra bending prevention device for an automatic position adjustment of a wheelchair comprises a shell, wherein a button is fixedly connected to the outer portion of the shell, a swing rod is movably connected to the inner portion of the shell, a limiting block is movably connected to the inner portion of the shell, a slide rod is movably connected to the outer portion of the limiting block, a first detection assembly is movably connected to the outer portion of the slide rod, a moving block is movably connected to the inner side of the slide rod, a slide rail is fixedly connected to the inner portion of the shell, a slide block is movably connected to the inner side of the slide rail, a detection block is fixedly connected to the outer portion of the slide rail, a support plate is fixedly connected to the outer portion of the slide block, a sleeve is fixedly connected to the outer portion of the support plate, a coil is fixedly connected to the inner side of the sleeve, an, the inside swing joint of shell has detection subassembly two, and the inboard fixedly connected with contact plate of shell.

Preferably, the surface of the shell is provided with decoration openings, the number of the decoration openings is not less than twenty, all the decoration openings are uniformly distributed on the surface of the shell, the number of the buttons is two, the two buttons are symmetrically distributed outside the shell, and the position of the limiting block corresponds to that of the sliding rod and the specification of the limiting block is matched with that of the sliding rod.

Preferably, the first detection assembly mainly comprises a cover body, an insulating rod, a second spring, a copper bar, a first N-pole magnetic plate and a first S-pole magnetic plate, the cover body is fixedly connected to the outside of the sliding rod, the insulating rod is movably connected to the outside of the cover body, two ends of the second spring are respectively fixedly connected to the outside of the insulating rod and the outside of the cover body, the copper bar is fixedly connected to the outside of the insulating rod, the first N-pole magnetic plate and the second S-pole magnetic plate are fixedly connected to the inside of the cover body, the position of the insulating rod is corresponding to that of the moving block, the position of the first N-pole magnetic plate is corresponding to that of the first S-pole magnetic plate, the position of the copper bar is corresponding to that of the first N.

Preferably, the slide rail corresponds and the specification phase-match with the position of slider, and the both ends of slide bar swing joint respectively is in the outside of stopper and the outside of slider, and four are no less than to telescopic quantity, and all sleeves evenly distributed are in the outside of backup pad, and the coil corresponds and the specification phase-match with the position of electro-magnet.

Preferably, the carousel is corresponding and the specification phase-match with telescopic position, and the corresponding and the specification phase-match in position of recess and flexible piece, the both ends of spring one fixed connection respectively in the outside of flexible piece and the inboard of recess, ten are no less than in the quantity of recess, and all recesses evenly distributed are in the outside of carousel, and flexible piece is corresponding and the specification phase-match with the position of contact plate.

Preferably, detect subassembly two and mainly by the insulating casing, the positive plate, the negative plate, spring three, contact rod, the dielectric medium board is constituteed, insulating casing fixed connection is in the inside of shell, positive plate fixed connection is in the inside of insulating casing, negative plate fixed connection is in the inside of insulating casing, contact rod swing joint is in the inside of insulating casing, dielectric medium board fixed connection is in the outside of contact rod, fixed connection is respectively in the inside of insulating casing and the outside of contact rod at the both ends of spring three, the positive plate is corresponding and the specification phase-match with the position of negative plate, dielectric medium board and positive plate, the position of negative plate is corresponding and the specification phase-match, the contact rod is corresponding and the specification phase-match with the position.

Preferably, the button, the copper rod, the dielectric plate, the external power supply and the driving power supply are all electrically connected with the control center, the coil and the electromagnet are all electrically connected with the external power supply, and the swing rod is electrically connected with the driving power supply.

(III) advantageous effects

Compared with the prior art, the invention provides a cervical vertebra bending prevention device for the automatic position adjustment of a wheelchair, which has the following beneficial effects:

1. this a prevent cervical vertebra bending apparatus for automatic adjustable position of wheelchair, through the coil, the electro-magnet, the carousel, a groove, flexible piece, spring one, under the interact between the contact plate, can be so that when wheelchair user's cervical vertebra appears the symptom of discomfort and aching pain flexible piece, spring one, can massage automatically under mutually supporting between the contact plate, the blood circulation at effectual promotion wheelchair user cervical vertebra position, the painful normal life that influences wheelchair patient of user's cervical vertebra has been avoided, the practicality and the travelling comfort of wheelchair are improved.

2. This a prevent cervical vertebra bending apparatus for automatic adjustable position of wheelchair, through the pendulum rod, the stopper, the slide bar, determine module one, the movable block, the slide rail, the slider, detect the piece, the backup pad, the sleeve, the coil, the electro-magnet, the carousel, the recess, flexible piece, spring one, determine module two, under the interact between the contact plate, can make the wheelchair to the many-sided massage in user cervical vertebra position, the automatically regulated function of cervical vertebra massage position can be realized to this device, do not confine to fixed massage position, improve the humanized service of wheelchair, this device easy operation simultaneously, the convenience that the user used the wheelchair has been improved.

Drawings

FIG. 1 is a schematic view of the present invention with a partial cross-sectional view of the inside thereof;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at C according to the present invention;

FIG. 5 is a schematic view of a connection structure of a portion of the structure shown in FIG. 1 according to the present invention;

FIG. 6 is a schematic view of the structure shown at D in FIG. 5 according to the present invention.

In the figure: 1. a housing; 2. a button; 3. a swing rod; 4. a limiting block; 5. a slide bar; 6. detecting a first component; 7. a moving block; 8. a slide rail; 9. a slider; 10. a detection block; 11. a support plate; 12. a sleeve; 13. a coil; 14. an electromagnet; 15. a turntable; 16. a groove; 17. a telescopic block; 18. a first spring; 19. a second detection component; 20. a contact plate.

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. 1-6, a device for preventing cervical vertebra bending for automatic position adjustment of a wheelchair comprises a housing 1, buttons 2 are fixedly connected to the outside of the housing 1, a swing rod 3 is movably connected to the inside of the housing 1, a limit block 4 is movably connected to the inside of the housing 1, a slide rod 5 is movably connected to the outside of the limit block 4, decoration openings are formed in the surface of the housing 1, the number of the decoration openings is not less than twenty, all the decoration openings are uniformly distributed on the surface of the housing 1, the number of the buttons 2 is two, the two buttons 2 are symmetrically distributed on the outside of the housing 1, the position of the limit block 4 corresponds to the position of the slide rod 5 and is matched with the specification, a first detection assembly 6 is movably connected to the outside of the slide rod 5, the first detection assembly 6 mainly comprises a cover body, an insulating rod, a second spring, a copper rod, an N pole magnetic plate, an insulating rod is movably connected to the outside of the cover body, two ends of a spring II are respectively and fixedly connected to the outside of the insulating rod and the outside of the cover body, a copper bar is fixedly connected to the outside of the insulating rod, an N pole magnetic plate and an S pole magnetic plate are both fixedly connected to the inside of the cover body, the insulating rod corresponds to and is matched with the moving block 7 in specification, the N pole magnetic plate corresponds to and is matched with the S pole magnetic plate in specification, the copper bar corresponds to and is matched with the N pole magnetic plate and the S pole magnetic plate in specification, the inner side of the sliding rod 5 is movably connected with the moving block 7, the inner side of the shell 1 is fixedly connected with a sliding rail 8, the inner side of the sliding rail 8 is movably connected with a sliding block 9, the outer part of the sliding block 9 is fixedly connected with a detection block 10, the outer part of the sliding block 9 is fixedly connected with a supporting plate 11, the outer part of the supporting, two ends of the sliding rod 5 are movably connected to the outside of the limiting block 4 and the outside of the sliding block 9 respectively, the number of the sleeves 12 is not less than four, all the sleeves 12 are uniformly distributed on the outside of the supporting plate 11, and the coil 13 corresponds to the electromagnet 14 in position and is matched with the electromagnet in specification.

The inner side of the sleeve 12 is movably connected with an electromagnet 14, the outer part of the electromagnet 14 is fixedly connected with a turntable 15, the surface of the turntable 15 is provided with a groove 16, the inner part of the groove 16 is movably connected with a telescopic block 17, the outer part of the telescopic block 17 is fixedly connected with a first spring 18, the turntable 15 corresponds to the sleeve 12 in position and is matched in specification, the groove 16 corresponds to the telescopic block 17 in position and is matched in specification, two ends of the first spring 18 are respectively and fixedly connected with the outer part of the telescopic block 17 and the inner side of the groove 16, the number of the grooves 16 is not less than ten, all the grooves 16 are uniformly distributed on the outer part of the turntable 15, the telescopic block 17 corresponds to a contact plate 20 in position and is matched in specification, the inner part of the shell 1 is movably connected with a detection assembly two 19, the detection assembly two 19 mainly comprises an insulating shell, a positive plate, positive plate fixed connection is in the inside of insulating casing, and negative plate fixed connection is in the inside of insulating casing, and contact bar swing joint is in the inside of insulating casing, and dielectric plate fixed connection is in the outside of contact bar, and fixed connection is in the inside of insulating casing and the outside of contact bar respectively at the both ends of spring three, and the positive plate is corresponding and the specification phase-match in the position of negative plate, and the dielectric plate is corresponding and the specification phase-match in the position of positive plate, negative plate, and the contact bar is corresponding and the specification phase-match in the position of detecting piece 10.

The inboard fixedly connected with contact plate 20 of shell 1, through coil 13, electro-magnet 14, carousel 15, recess 16, flexible piece 17, spring 18, under the interaction between the contact plate 20, can make when wheelchair user's cervical vertebra appear uncomfortable and the symptom of aching pain at flexible piece 17, spring 18, can massage automatically under the mutually supporting between the contact plate 20, the blood circulation at effectual promotion wheelchair user cervical vertebra position, the painful normal life that influences wheelchair patient of user's cervical vertebra has been avoided, improve the practicality and the travelling comfort of wheelchair, button 2, the copper bar, the dielectric plate, external power source, drive power source all is connected with the control hub electricity, coil 13, electro-magnet 14 all is connected with the external power source electricity, pendulum rod 3 is connected with the drive power source electricity, through pendulum rod 3, stopper 4, slide bar 5, detection component 6, movable block 7, flexible piece, the electric energy source is connected with the control hub, Slide rail 8, slider 9, detect the piece 10, backup pad 11, sleeve 12, coil 13, electro-magnet 14, carousel 15, recess 16, flexible piece 17, spring 18, detection module two 19, under the interact between the contact plate 20, can make the wheelchair to the many-sided massage of user's cervical vertebra position, the automatically regulated function of cervical vertebra massage position can be realized to this device, do not confine to fixed massage position, improve the humanized service of wheelchair, this device easy operation has simultaneously improved the convenience that the user used the wheelchair.

The device starts to be started, an operator presses a button 2 to control a center to control a driving power supply to drive a swing rod 3 to rotate, the swing rod 3 rotates to drive a moving block 7 to slide on the inner side of a sliding rod 5, the moving block 7 slides under the action of a limiting block 4 to drive the sliding rod 5 to swing, the sliding rod 5 swings to drive a sliding block 9 to slide on the inner side of a sliding rail 8, the sliding block 9 slides to drive a detection block 10 to move, the sliding block 9 moves to drive a supporting plate 11 to move, the supporting plate 11 moves to drive a sleeve 12, a coil 13, an electromagnet 14, a rotary disc 15, a groove 16, a telescopic block 17 and a spring 18 to move, when the supporting plate 11 reaches the position required by the operator, the operator presses the button 2 to control the center to control the driving power supply to stop driving the swing rod 3 to rotate and control an external power supply to energize the coil 13 and the electromagnet 14, an electromagnetic field, the electromagnet 14 rotates to drive the rotating disc 15 to rotate, the rotating disc 15 rotates to drive the telescopic block 17 and the first spring 18 to rotate, and the telescopic block 17 rotates to slide in a reciprocating mode on the inner side of the groove 16 under the action of the first spring 18 to massage the cervical vertebra of a wheelchair user.

When the operator is adjusting the position of the support plate 11, when the detection block 10 moves until contacting with the contact rod and driving the contact rod to slide outside the insulating shell, the contact rod slides to drive the dielectric plate to move, and along with the increase of the facing area S of the dielectric plate with the positive plate and the negative plate, the capacitance C increases, and the expression is as follows:

C＝εS/4πkd

at this time, the current will change, and then the control center controls the driving power supply to stop driving the swing rod 3 to rotate and controls the external power supply to energize the coil 13 and the electromagnet 14.

When the massage of the operator is finished, the operator presses the button 2 again, the central pivot is controlled to control the driving power supply to drive the swing rod 3 to rotate and control the external power supply to stop electrifying the coil 13 and the electromagnet 14, similarly, after the coil 13 is deenergized, the electromagnetic field disappears, the electromagnet 14 stops rotating, meanwhile, the swing rod 3 rotates to drive the moving block 7 to slide on the inner side of the slide rod 5, the moving block 7 slides to drive the slide rod 5 to swing under the action of the limiting block 4, the slide rod 5 swings to drive the slide block 9 to slide on the inner side of the slide rail 8, the slide block 9 slides to drive the detection block 10 to move, the slide block 9 moves to drive the support plate 11 to move, the support plate 11 moves to drive the sleeve 12, the coil 13, the electromagnet 14, the rotary table 15, the groove 16, the telescopic block 17 and the first spring 18 to return to the initial position, when the moving block 7 slides until the insulating rod contacts with the insulating rod and drives the insulating, therefore, induced current is generated in the copper bar, and the central pivot is controlled to control the driving power supply to stop driving the swing rod 3 to rotate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.