CN113520692A - Dot matrix unit of spine correction equipment - Google Patents
Dot matrix unit of spine correction equipment Download PDFInfo
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- CN113520692A CN113520692A CN202110818556.1A CN202110818556A CN113520692A CN 113520692 A CN113520692 A CN 113520692A CN 202110818556 A CN202110818556 A CN 202110818556A CN 113520692 A CN113520692 A CN 113520692A
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
- A61B5/4538—Evaluating a particular part of the muscoloskeletal system or a particular medical condition
- A61B5/4561—Evaluating static posture, e.g. undesirable back curvature
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Abstract
The invention discloses a dot matrix unit of spinal correction equipment, wherein a unit main body is a main body supporting part of the dot matrix unit, a top rod and a push rod are respectively arranged at the front end and the rear end in the unit main body in a sliding way, magnetorheological fluid is arranged between the top rod and the push rod and is used for transmitting and locking the movement of the top rod and the push rod, a reset spring is arranged between the push rod and an adjusting ring and is used for recovering the initial position of the left end of the top rod, the adjusting ring and the rear end of the unit main body form a thread pair for adjusting the pre-tightening elasticity of the reset spring, the top rod in the dot matrix unit moves backwards after being pressed, the internal pressure of the magnetorheological fluid is monitored in real time through a hydraulic sensor, the moving distance of the top rod is calculated through the pressure, so that the dot matrix unit has the function of a displacement sensor, and a strong magnetic field generated after a magnet wire is electrified can lock the flow of the magnetorheological fluid so as to lock the position of the top rod, the lattice unit can be used in the correction treatment of the spine, and the plugboard is used for positioning when the two lattice units are transversely spliced.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a dot matrix unit of spinal correction equipment.
Background
The spine curvature disease is an orthopedic disease which is difficult to quickly and radically cure, wherein the most common symptom is abnormal posterior protrusion of a thoracic vertebra and is commonly called hunchback, the most common active hunchback in the hunchback is correctable, and the active hunchback mainly comprises posture type hunchback caused by poor sitting posture for a long time, paralytic hunchback caused by weakness of trunk muscles caused by diseases and compensatory hunchback caused by excessive lumbar vertebra protrusion; the humpback not only damages the human body, but also brings much inconvenience to daily life.
The main part of the kyphosis lies in the long-term bending or deep bending of the vertebra between the abdomen and the chest, which is also the main reason of the high incidence of myopia in teenagers, and the kyphosis degree is increased if the slight kyphosis in the young state is not corrected in time, and the kyphosis is difficult to recover along with the increase of the age. Related products such as back posture correction are disclosed in patents CN206961296U, CN206414375U, and CN304114646S, which have a function of correcting the spine to some extent, but the armpits of the user are often uncomfortable to press by elastic objects, so that the user is difficult to wear for a long time.
The invention patent with publication number CN103300620B discloses an anti-humpback seat, which is characterized in that an upper half leg and a lower half leg can be translated in a direction close to vertical direction, a sitting posture sensing unit is positioned on a seat back and used for sensing the pressure of a person on the seat back, a locking device is used for locking a first rack and a first gear, a tightening device is connected with the sitting posture sensing unit, and when the sitting posture is not correct, a prompt can be sent. The above scheme has the following problems: in practical use, people sitting on the chair for a long time need or can move the body unconsciously, and the unbalance of the table legs is easy to occur at the moment, so that inconvenience is brought to normal use, and certain limitation exists.
The invention patent with publication number CN111514529B discloses a using method of an orthopedic medical correction device, which comprises the following steps: backup plate, handle, four pressure sensor, backup plate provide the support for user's back, and two handles supply the user to grip, and whether four pressure sensor monitor head, shoulder and buttock respectively compress tightly the backup plate. The above scheme has the following problems: firstly, a user can only stand to operate, the lumbar vertebra supporting capacity of a humpback patient is reduced due to abnormal bending of the spine, and the patient can be fatigued in the correction process due to long-time standing posture; the abdicating groove can slide on the sliding rod and the backup plate can also turn over relative to the sliding rod, so that a user has to put the pressure center of the backup plate on the sliding rod in the using process, the operation difficulty is too high, otherwise, the backup plate can slide relative to the sliding rod and turn over backwards, and the patient falls backwards to cause personal injury; the spine of a patient is in normal physiological curvature, the back plate is in a plane structure, and the back of the patient is attached to the back plate for a long time, so that the spine cannot be corrected correctly, and even the spine cannot be corrected excessively; the four pressure contacts are fixed in position, the heights and the body types of patients are different, and teenagers with small body types cannot trigger the four pressure contacts at the same time, so that the correction device has large audience limitation.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a dot matrix unit of spine correction equipment, wherein an ejector rod in the dot matrix unit can be used as a displacement sensor when moving freely, the appliance measures the back model data of a patient, and the spine correction treatment can be carried out on the patient after the position of the ejector rod is locked.
The technical scheme adopted by the invention is as follows: the utility model provides a dot matrix unit of backbone correction equipment, the following dot matrix unit of title, including ejector pin, unit main part, magnetism shielding ring, adjusting ring, push rod, hydraulic pressure sensor, fast socket, fast plug, add magnetic wire, picture peg, reset spring, its characterized in that: the unit main body is a main body supporting part of the lattice unit, the ejector rod and the push rod are respectively arranged at the front end and the rear end in the unit main body in a sliding manner, magnetorheological fluid is arranged between the ejector rod and the push rod and used for transmitting and locking the movement of the ejector rod and the push rod, the reset spring is arranged between the push rod and the adjusting ring and used for recovering the initial position of the left end of the ejector rod, the adjusting ring and the rear end of the unit main body form a thread pair and used for adjusting the pre-tightening elasticity of the reset spring, the ejector rod in the lattice unit moves backwards after being pressed, the internal pressure of the magnetorheological fluid is monitored in real time through the hydraulic sensor, the moving distance of the ejector rod is calculated through the pressure, so that the lattice unit has the function of a displacement sensor, the strong magnetic field generated after the magnetic wire is electrified can lock the flow of the magnetorheological fluid, the position of the ejector rod is locked, and the lattice unit can be used for the correction treatment of the spine, the insertion plate is used for positioning when the two lattice units are transversely spliced.
Preferably, the inserting plate is of an H-shaped structure, the upper side of the front end of the unit main body is provided with four positioning holes and two T-shaped positioning grooves arranged in a mirror image mode, the size of each T-shaped positioning groove is equal to half of the size of the inserting plate, so that when two dot matrix units adjacent to each other on the left and right can be spliced by inserting one inserting plate into the T-shaped positioning grooves adjacent to the two unit main bodies to lock the longitudinal and transverse positions of the two dot matrix units adjacent to each other on the left and right, the lower side of the front end of the unit main body is provided with four positioning rods corresponding to the positions of the four positioning holes, so that when the two dot matrix units adjacent to each other on the upper and lower sides are spliced, the four positioning rods of the upper unit main body are inserted into the four positioning holes of the lower unit main body to lock the longitudinal and transverse positions of the two dot matrix units adjacent to each other on the upper and lower sides, and the front bin, the locking bin and the rear bin which are communicated with each other are arranged in the unit main body, the front bin and the rear bin are provided with smooth side walls, and the locking bin is of a structure with thick middle and thin two ends.
Preferably, the left end of the ejector rod is set to be a spherical structure, a piston structure arranged at the right end of the ejector rod is installed in the front bin, so that the ejector rod and the unit main body form a moving pair, a piston structure arranged at the left end of the ejector rod is installed in the rear bin, so that the ejector rod and the unit main body form a moving pair, magnetorheological fluid is filled in a closed space formed between the right end of the ejector rod and the locking bin, and the left end of the ejector rod is connected with the adjusting ring through threads, a return spring is installed between the left end of the adjusting ring and the piston structure at the left end of the ejector rod, the adjusting ring is rotated to move leftwards to increase the pre-tightening elasticity of the return spring, and the adjusting ring moves rightwards to reduce the pre-tightening elasticity of the return spring.
Preferably, a hydraulic sensor is fixedly installed at the right end of the push rod, a pipeline is arranged in the center of the push rod and can conduct magnetorheological fluid in the rear bin with the hydraulic sensor, so that the hydraulic sensor can monitor the pressure of the magnetorheological fluid in real time, a quick socket is fixedly installed at the right end of the hydraulic sensor, a data circuit of the hydraulic sensor is communicated with contact pins in the quick socket, an inductance coil is wound outside the locking bin at the middle position of a magnet adding wire according to a certain sequence, a strong magnetic field is generated by the inductance coil after a magnet adding wire is electrified, the magnetorheological fluid in the locking bin is changed into a solid state, the flow of the magnetorheological fluid is locked, two ends of the magnet adding wire are wound into a telescopic spring-shaped structure and then communicated with the contact pins in the quick socket, a magnetic shielding ring is arranged outside the inductance coil and is made of a Bomo alloy material, so that the magnetic field generated by the inductance coil is limited on the locking bin, the number of insertion holes in the quick plug is equal to the number of the contact pins in the quick socket and corresponds to one by one, the quick plug can be quickly connected and detached with the quick socket, and a cable at the rear end of the quick plug is connected with a computer.
The invention has the beneficial effects that:
the magnetorheological fluid is adopted in the dot matrix unit for transmission and locking of the ejector rod, the ejector rod can be always in an extending state by the reset spring through the push rod and the magnetorheological fluid when no magnetic field exists, and the induction coil generates a strong magnetic field after being electrified, so that the magnetorheological fluid in the locking bin is changed into a solid state, the position of the ejector rod is locked, and the dot matrix unit is novel in structure, quick in locking and convenient to operate;
the lattice unit can realize the technical effect of the displacement sensor, so that the lattice structure can be used for rubbing the shape of the back of the patient, a computer can establish a three-dimensional model of the back of the patient according to the positions of all points, and then the spine bending data of the patient can be analyzed, and the automation degree and the intelligence degree are high;
dot matrix unit passes through the cooperation of locating lever and locating hole, can realize the vertical and horizontal position locking of two adjacent dot matrix units from top to bottom, can realize controlling the vertical and horizontal position locking of two adjacent dot matrix units through the effect of picture peg to a plurality of dot matrix units splice each other and install and constitute dot matrix structure in correcting frame mechanism, make dot matrix structure can rub patient back model and correct the treatment to the backbone.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a rear end partial cross-sectional view of the present invention.
Fig. 4 is an exploded view of the present invention.
Fig. 5 is a schematic view of a seat mechanism.
Fig. 6 is an exploded schematic view of the seat mechanism.
Fig. 7 is a partially enlarged schematic view of the seat mechanism.
Fig. 8 is a partially enlarged schematic view of the seat mechanism.
Fig. 9 is a partially enlarged schematic view of the seat mechanism.
FIG. 10 is a schematic view in partial cross-section of the safety pin installation location.
Fig. 11 is a schematic view of the state after the safety pin is pulled out.
Fig. 12 is a schematic view of the entire structure of the lattice unit.
FIG. 13 is a schematic cross-sectional view of a lattice unit.
FIG. 14 is a schematic diagram of a structure in which lattice units are spliced to each other.
Fig. 15 is an exploded view of the modeling mechanism.
FIG. 16 is a state diagram of the modeling process.
FIG. 17 is a schematic view of the mold building mechanism resting on the orthotic frame mechanism.
Fig. 18 is a partially enlarged schematic structural view of a mounting position of the first slide table.
Fig. 19 is a schematic structural view of the base.
Fig. 20 is a schematic structural view of the support plate.
Fig. 21 is a schematic structural view of the upper rotating rod.
Fig. 22 is a schematic structural view of a slide bar.
Reference numerals: 1, a base mechanism, a 101 base, a 101.1 air rod connecting lug, a 101.2 lead screw mounting lug, a 102 first rack, a 103 first guide rail, a 104 second guide rail, a 105 lead screw, a 106 first motor and a 107 third guide rail; 2, a seat mechanism, a 201 cushion, a 202 supporting plate, a 202.1 left connecting lug, a 202.2 right connecting lug, a 202.3 handle groove, a 202.4 sliding rod groove, a 202.5 upper interface seat, a 203 upper sliding plate, a 204 fourth guide rail, a 205 sliding rod, a 205.1 sliding shaft, a 205.2 sliding groove, a 206 handle, a 207 first supporting rod, a 208 second supporting rod, a 209 pull wire, a 210 pressing rod, a 211 third supporting rod, a 212 fourth supporting rod, a 213 lower sliding plate, a 214 upper rotating rod, a 214.1 pressing rod seat, a 214.2 lower interface seat, a 215 pneumatic rod and a 216 lower rotating sleeve; 3 straightening frame mechanism, 301 fastening frame, 302 fastening plate, 303 fifth guide rail, 304 second rack, 305 sixth guide rail, 306 third rack, 307 second motor, 308 gear, 309 back cover; 4, a modeling mechanism, a 401 pressing plate, a 402 electric push rod group, a 403 swinging frame, a 404 first worm gear rod, a 405 first swinging rod, a 406 first sliding table, a 407 first worm, a 408 third motor, a 409 first bracket, a 410 second worm, a 411 first synchronous belt, a 412 fourth motor, a 413 second worm gear rod, a 414 second swinging rod, a 415 second sliding table, a 416 third worm, a 417 fifth motor, a 418 second bracket, a 419 fourth worm, a 420 second synchronous belt and a 421 sixth motor; 5, a supporting mechanism, a 501 lower sliding rod, a 501.1 lead screw nut, a 502 electric push rod, a 503 safety rope, a 504 safety pin, a 504.1 locking cover, a 504.2 spring, a 504.3 top bead, a 505 upper sliding rod, a 506 baffle and a 506.1 latch groove; 6 dot matrix units, 601 mandril, 602 unit main body, 602.1 front chamber, 602.2 locking chamber, 602.3 back chamber, 603 magnetic shielding ring, 604 adjusting ring, 605 push rod, 606 hydraulic pressure sensor, 607 fast socket, 608 fast plug, 609 magnetizing wire, 609.1 inductance coil, 610 plugboard and 611 reset spring.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 and 2, the medical intelligent spine straightening machine comprises a base mechanism 1, a seat mechanism 2, a straightening frame mechanism 3, a modeling mechanism 4, a supporting mechanism 5 and a dot matrix unit 6, and is characterized in that: the base mechanism 1 is fixed on the ground and provides stable support for equipment, the seat mechanism 2 is arranged on the upper side of the front end of the base mechanism 1, the seat mechanism 2 provides sitting support for a user and can adjust the seat to a proper height according to the height and body shape of the user, the pull handle 206 in the seat mechanism 2 is pulled outwards to control the extension of the air pressure rod 215 so as to realize the height adjustment of the seat, the pull handle 206 can also be hidden so as to provide a comfortable leg moving space for the user, the correcting frame mechanism 3 is arranged on the upper side of the base mechanism 1 and can move back and forth, a plurality of dot matrix units 6 are spliced and fixedly arranged in the correcting frame mechanism 3 to form a dot matrix structure, the ejector rods 601 in the dot matrix units 6 move back after being pressed, the pressure of the rheological fluid in the dot matrix units is monitored in real time through the hydraulic sensor 606, the moving distance of the ejector rods 601 is calculated through the pressure conversion, and the dot matrix units 6 have the function of a displacement sensor, the position of the ejector rod 601 can be fixed by applying a magnetic field to the magnetorheological fluid, so that the dot matrix unit 6 can be used for the correction treatment of the spine, the modeling mechanism 4 is arranged on the correction frame mechanism 3 and can move up and down relative to the correction frame mechanism 3, a row of electric ejector rod sets 402 arranged on the modeling mechanism 4 can sequentially position the ejector rods 601 of each dot matrix unit 6 on the correction frame mechanism 3, so that a proper correction model is established on the whole dot matrix structure aiming at the bending condition of the spine of a patient, the lower end of the supporting mechanism 5 is slidably arranged on the side surface of the base mechanism 1, the height and the position of the baffle 506 arranged at the upper end of the supporting mechanism 5 can be adjusted according to the height and the body size of the patient, so that the baffle 506 can be pressed on the chest of the patient, horizontal support is provided for the patient when the spine correction is carried out, the baffle 506 can rapidly rotate forward by 90 degrees after being unlocked, so that the patient can rapidly separate from the seat, ensuring personal safety.
After the chair mechanism 2 is adjusted to a proper height, a patient sits on the chair end, the baffle 506 is adjusted to a proper height and moves backwards and is pressed on the chest of the patient, the correcting frame mechanism 3 moves forwards to enable the ejector rods 601 in the dot matrix units 6 in the dot matrix structure to contact the back of the patient until at least one ejector rod 601 reaches a stroke limit position, the correcting frame mechanism 3 starts to move backwards to the rear end of the base mechanism 1, so that the dot matrix units 6 in the dot matrix structure can obtain the skeleton shape of the back of the patient, the spine bending condition of the patient can be obtained after intelligent contrast analysis of a database in a computer, a scientific and effective correcting plan is formulated, then the swinging frame 403 in the modeling mechanism 4 rotates forwards and then moves downwards, all the dot matrix units 6 in the dot matrix structure are modeled in sequence, and the correcting frame mechanism 3 after modeling moves forwards until the correcting frame mechanism contacts with the back of the patient, and intermittently applying pressure to the back of the patient according to a certain rule until the correction plan is completed.
As shown in fig. 3, 4, 5 and 19, the base mechanism 1 includes a base 101, a first rack 102, a first guide rail 103, a second guide rail 104, a lead screw 105, a first motor 106 and a third guide rail 107, wherein the base 101 is in an H-shaped structure, the bottom of the base is fastened and installed on the ground through foundation bolts, two pairs of first guide rails 103 are longitudinally arranged on two side walls at the rear end of the upper side of the base 101, the front end of the upper side is provided with an air rod connecting lug 101.1 and a pair of third guide rails 107, a pair of lead screw installation lugs 101.2 are arranged on the right side surface of the base 101, a lead screw 105 is rotatably installed on the pair of lead screw installation lugs 101.2, a first motor 106 is integrated with an encoder and is fastened and installed on the right side surface of the base 101 through screws, an output shaft of the first motor 106 is coaxially connected with the rear end of the lead screw 105 through a coupler, the second guide rail 104 is longitudinally arranged on the right side surface of the base 101, and the first rack 102 is fixedly arranged at the rear end of the upper side of the base 101.
As shown in fig. 5, 6, 7, 8, 9, 20, 21 and 22, the seat mechanism 2 includes a seat cushion 201, a support plate 202, an upper slide plate 203, a fourth guide rail 204, a slide bar 205, a handle 206, a first rod 207, a second rod 208, a pull wire 209, a press rod 210, a third rod 211, a fourth rod 212, a lower slide plate 213, an upper rod 214, a pneumatic rod 215 and a lower sleeve 216, wherein the supporting plate 202 provides stable and comfortable support for the patient through the soft cushion 201, the upper sliding plate 203, the fourth guide rail 204, the first supporting rod 207, the second supporting rod 208, the third supporting rod 211, the fourth supporting rod 212 and the lower sliding plate 213 form an X-shaped lifting structure to realize the height adjustment of the supporting plate 202, so that patients with different heights can adjust to proper sitting postures, the pneumatic rod 215 provides driving force for the lifting of the X-shaped lifting structure through the upper rotating rod 214 and the lower rotating sleeve 216, the handle 206 which can be hidden controls the opening and closing of the air pressure rod 215 through a pull wire 209 and a pressure rod 210.
When the seat is lifted, in an unloaded state, the handle 206 is pulled out forwards and then pulled upwards, the handle 206 can enable the pressure lever 210 to press the switch at the top end of the air pressure rod 215 through the pull wire 209, and therefore the air pressure rod 215 extends to lift the seat; when the chair is lowered, a patient sits on the cushion 201, the handle 206 is pulled out forwards and then pulled upwards, the switch at the top end of the air pressure rod 215 is opened, and the length of the air pressure rod 215 is compressed under the action of the self gravity of the patient, so that the chair is lowered.
The two sides of the front end of the lower side of the supporting plate 202 are provided with a left connecting lug 202.1 and a right connecting lug 202.2, the middle position of the front end of the lower side of the supporting plate 202 is provided with a handle slot 202.3, a slide bar slot 202.4 and an upper interface seat 202.5, the rear end of the lower side of the supporting plate 202 is fixedly provided with a pair of fourth guide rails 204, in order to ensure the comfort of a patient when the patient sits still for a long time, a cushion 201 is made of silica gel and is tightly arranged on the upper side of the supporting plate 202, an upper sliding plate 203 is matched and arranged with the two fourth guide rails 204 through two sliding blocks, so that the upper sliding plate 203 and the supporting plate 202 form a moving pair, a lower sliding plate 213 is matched and arranged with the two third guide rails 107 through two sliding blocks, so that the lower sliding plate 213 and the base 101 form a moving pair, the upper end of a first supporting rod 207 is rotatably connected with the right end of the upper sliding plate 203, the lower end is rotatably connected with the right side wall of the front end of the base 101, the upper end of a second supporting rod 208 is rotatably connected with the left connecting lug 202.1, and the lower end is rotatably connected with the right end of the lower sliding plate 213, the middle position of the first supporting rod 207 is rotationally connected with the middle position of the second supporting rod 208, the upper end of the third supporting rod 211 is rotationally connected with the left end of the upper sliding plate 203, the lower end of the third supporting rod is rotationally connected with the left side wall of the front end of the base 101, the upper end of the fourth supporting rod 212 is rotationally connected with the right connecting lug 202.2, the lower end of the fourth supporting rod 212 is rotationally connected with the left end of the lower sliding plate 213, and the middle position of the third supporting rod 211 is rotationally connected with the middle position of the fourth supporting rod 212.
Go up the pole 214 intermediate position be equipped with the round hole that supplies the installation of pneumatic rod 215, the round hole front side is equipped with lower interface seat 214.2, the round hole rear side is equipped with depression bar seat 214.1, go up the pole 214 and install between second branch 208 and fourth branch 212 to with back both constitute the revolute pair, depression bar 210 lower extreme rotates to be installed on depression bar seat 214.1, lower adapter 216 rotates to be installed on pneumatic rod engaging lug 101.1, pneumatic rod 215 lower extreme and lower adapter 216 fastening connection, pneumatic rod 215 upper end and last pole 214 fastening connection.
The left end of the sliding rod 205 is provided with a sliding shaft 205.1, the right end of the sliding rod 205 is of a square structure, the square structure is longitudinally provided with a hollow groove with an opening at the right end, a sliding groove 205.2 is transversely arranged, the sliding rod 205 can slide back and forth in the sliding rod groove 202.4, the front end of the handle 206 is provided with an annular structure convenient to hold, the rear end of the handle 206 is provided with an inclined sliding groove, the handle 206 can slide in the handle groove 202.3, the sliding shaft 205.1 is installed in the inclined sliding groove at the rear end of the handle 206 and can slide in the inclined sliding groove, a double-wire pipe is arranged outside the pull wire 209, the double-wire pipe is a pipe with certain flexibility but incompressible length, the upper end of the double-wire pipe is installed in the upper connector base 202.5, the lower end of the double-wire pipe is installed in the lower connector base 214.2, the upper end of the pull wire 209 is provided with a cross rod, the cross rod is installed in the sliding groove 205.2, and the lower end of the pull wire 209 is connected with the upper end of the pressure rod 210.
Raising the seat height: when the seat is in an unloaded state, the handle 206 is pulled forwards, the handle 206 is pulled out from the lower side of the support plate 202, meanwhile, the sliding rod 205 moves forwards until the rear end of the sliding groove 205.2 is in contact with the cross rod at the upper end of the pull wire 209, the handle 206 is pulled upwards, the sliding shaft 205.1 is pulled forwards continuously by the inclined sliding groove at the rear end of the handle 206, so that the sliding rod 205 moves forwards, the sliding groove 205.2 pulls the cross rod at the upper end of the pull wire 209 forwards, meanwhile, the lower end of the pull wire pulls the pressing rod 210 to rotate downwards, so that the pressing rod 210 presses the switch at the top end of the air pressure rod 215 to release the locking state of the air pressure rod 215, under the action of the elastic force of the air pressure rod 215 and the upward pulling force of the handle 206, the support plate 202 moves upwards, after the height of the seat is adjusted to a proper height position, the handle 206 is released, so that the length of the air pressure rod 215 is locked, and the height position of the seat is locked; after adjustment is completed, the pull 206 is rotated downward and pushed rearward into the pull slot 202.3 and hidden under the support plate 202.
And (3) reducing the height of the seat: a patient sits on the cushion 201, pulls the handle 206 out of the lower side of the support plate 202 and then pulls the handle upwards, so that the sliding rod 205 pulls the pressing rod 210 to rotate through the pulling wire 209, the switch at the top end of the air pressure rod 215 is pressed, the air pressure rod 215 is unlocked, the support plate 202 moves downwards under the pressure of the self gravity of the patient, and after the seat is lowered to a proper position, the handle 206 is released, the length of the air pressure rod 215 is locked, and the position of the seat is locked; after the adjustment is completed, the handle 206 is received and hidden under the support plate 202.
As shown in fig. 4, 10 and 11, the support mechanism 5 includes a lower slide bar 501, an electric push bar 502, a safety rope 503, a safety pin 504, an upper slide bar 505 and a baffle 506, wherein a screw nut 501.1 is provided at the lower end of the lower slide bar 501, and is mounted with two second guide rails 104 through four sliders, so that the lower slide bar 501 can move back and forth relative to the base 101, and the screw nut 501.1 is mounted with a screw 105, so that the first motor 106 can drive the lower slide bar 501 to move through the screw 105, the upper slide bar 505 is mounted at the upper end of the lower slide bar 501, both of which form a moving pair, the electric push bar 502 is mounted between the upper slide bar 505 and the lower slide bar 501, and the electric push bar 502 drives the upper slide bar 505 to move up and down, so that the height of the baffle 506 can be adjusted according to the height of a patient.
Baffle 506 be the cambered surface structure to make the patient's health keep in the horizontal central line position of equipment when receiving baffle 506 to support, baffle 506 right-hand member rotates with last slide bar 505 and is connected, baffle 506 is last to be close to right-hand member position and still to be equipped with bolt groove 506.1, bolt groove 506.1 top is the square groove for the round hole downside, transversely is provided with a blind hole in bolt groove 506.1, goes up the position that slide bar 505 upper end and bolt groove 506.1 top round hole correspond and is provided with the bolt hole of an equal diameter.
The top end of the safety pin 504 is of a cylindrical structure, the lower side of the safety pin is of a square structure, a stepped hole is transversely formed in the square structure, a top bead 504.3, a spring 504.2 and a locking cover 504.1 are sequentially arranged in the stepped hole, the locking cover 504.1 enables the top bead 504.3 to be tightly attached to the small end of the stepped hole through a compression spring 504.2 and then protrudes out of the small end of the stepped hole, the lower end of the safety pin 504 is fixedly connected with the upper end of a safety rope 503, and the lower end of the safety rope 503 is connected with a disc structure which is convenient for pulling force downwards.
The safety pin 504 is arranged at the upper end of the bolt groove 506.1, a cylindrical structure at the upper end of the safety pin 504 penetrates through a round hole at the top end of the bolt groove 506.1 and then is inserted into a bolt hole at the upper end of the upper sliding rod 505, and meanwhile, the top bead 504.3 is clamped into a blind hole transversely arranged in the bolt groove 506.1, so that the safety pin 504 cannot fall down naturally, the position of the baffle 506 is locked by the safety pin 504, and the arc-shaped structure of the baffle 506 can be just opposite to the position of the chest of a patient.
When a patient feels pain and needs to stop the treatment process immediately, the safety rope 503 is pulled downwards by hands to separate the safety pin 504 from the bolt slot 506.1, the baffle 506 can rotate forwards by 90 degrees to be opened, and the patient can get up to get rid of the chair.
As shown in fig. 12, 13 and 14, the dot matrix unit 6 includes a top rod 601, a unit main body 602, a magnetic shielding ring 603, an adjusting ring 604, a push rod 605, a hydraulic sensor 606, a fast socket 607, a fast plug 608, a magnetizing wire 609, an inserting plate 610 and a return spring 611, wherein the inserting plate 610 is in an H-shaped structure, the upper side of the front end of the unit main body 602 is provided with four positioning holes and two T-shaped positioning grooves arranged in a mirror image manner, the size of the T-shaped positioning groove is the same as half of the inserting plate 610, so that when two dot matrix units 6 adjacent to each other on the left and right can be spliced, one inserting plate 610 can be inserted into the T-shaped positioning grooves adjacent to the two unit main bodies 602 to lock the longitudinal and transverse positions of the two dot matrix units 6 adjacent on the left and right, the lower side of the front end of the unit main body 602 is provided with four positioning rods corresponding to the positions of the four dot matrix positioning holes, so that when two dot matrix units 6 adjacent on the top and bottom are spliced, the four positioning rods of the upper unit main body 602 and the four positioning holes inserted into the lower unit main body 602 realize the vertical and horizontal position locking of two dot matrix units 6 adjacent up and down, a front bin 602.1, a locking bin 602.2 and a rear bin 602.3 which are communicated with each other are arranged inside the unit main body 602, the front bin 602.1 and the rear bin 602.3 are provided with smooth side walls, and the locking bin 602.2 is of a structure with thick middle and thin two ends.
In order to make the patient feel comfortable as much as possible in the process of spinal correction, the left end of the mandril 601 is arranged to be a spherical structure, a piston structure arranged at the right end of the mandril 601 is arranged in the front bin 602.1, so that the push rod 601 and the unit main body 602 form a moving pair, a piston structure arranged at the left end of the push rod 605 is arranged in the rear bin 602.3, therefore, the push rod 605 and the unit main body 602 form a moving pair, the closed space formed between the right end of the push rod 601 and the left end of the locking bin 602.2 and the push rod 605 is filled with magnetorheological fluid, the magnetorheological fluid is in a liquid state without a magnetic field, in a strong magnetic field, the magnetorheological fluid is in a solid state, the right end of the unit main body 602 is connected with the adjusting ring 604 through threads, a return spring 611 is arranged between the left end of the adjusting ring 604 and the piston structure at the left end of the push rod 605, the adjusting ring 604 is rotated to move leftwards to increase the pre-tightening elasticity of the return spring 611, and the adjusting ring 604 moves rightwards to reduce the pre-tightening elasticity of the return spring 611.
The right end of the push rod 605 is fixedly provided with a hydraulic sensor 606, the center of the push rod 605 is provided with a pipeline which can conduct magnetorheological fluid in the rear bin 602.3 with the hydraulic sensor 606, so that the hydraulic sensor 606 can monitor the pressure of the magnetorheological fluid in real time, the right end of the hydraulic sensor 606 is fixedly provided with a fast socket 607, a data line of the hydraulic sensor 606 is communicated with a contact pin in the fast socket 607, the middle position of a magnetizing wire 609 is wound outside a locking bin 602.2 according to a certain sequence to form an inductance coil 609.1, so that the inductance coil 609.1 generates a strong magnetic field after the magnetizing wire 609 is electrified, the magnetorheological fluid in the locking bin 602.2 is changed into a solid state, the flowing of the magnetorheological fluid is locked, two ends of the magnetizing wire 609 are wound into a telescopic spring-shaped structure and then communicated with the contact pin in the fast socket 607, the outer side of the inductance coil 609 is provided with a magnetic shielding ring 603, the magnetic shielding ring 603 is made of a Bomo alloy material, so that the magnetic field generated by the inductance coil 609.1 is limited on the locking bin 602.2, the number of sockets arranged in the fast plug 608 is equal to the number of pins in the fast socket 607, and the fast plug 608 and the fast socket 607 can be quickly connected and disconnected, and a cable at the rear end of the fast plug 608 is connected with a computer.
When the inductance coil 609.1 is not electrified, the magnetorheological fluid is in a free flowing liquid form, and under the elastic force of the return spring 611, the push rod 605 moves leftwards and pushes the magnetorheological fluid in the rear bin 602.3 into the front bin 602.1 through the locking bin 602.2, so that the push rod 601 moves leftwards.
After the inductance coil 609.1 is electrified, a strong magnetic field is generated in the locking bin 602.2, so that magnetorheological fluid in the locking bin 602.2 becomes a solid state, and because the locking bin 602.2 is of a structure with thick middle and thin two ends, the magnetorheological fluid in the locking bin becomes a solid state, and then the communication between the front bin 602.1 and the rear bin 602.3 is locked, so that the position of the ejector rod 601 is locked.
After the left end of the ejector rod 601 is stressed and moves rightwards, magnetorheological fluid in the front bin 602.1 enters the rear bin 602.3 through the locking bin 602.2, the push rod 605 moves rightwards and compresses the return spring 611, so that the pressure inside the magnetorheological fluid is increased, the movement amount of the ejector rod 601 and the pressure inside the magnetorheological fluid are in a linear relation, and after calibration, a computer can know the movement amount of the ejector rod 601 according to the pressure of the magnetorheological fluid detected by the hydraulic sensor 606, so that the dot matrix unit 6 achieves the technical effect of a displacement sensor.
As shown in fig. 4, 16 and 17, the straightening frame mechanism 3 includes a fastening frame 301, a fastening plate 302, a fifth guide rail 303, a second rack 304, a sixth guide rail 305, a third rack 306, a second motor 307, a gear 308 and a back cover 309, wherein the fastening frame 301 and the fastening plate 302 form a rectangular frame, 36 sets of positioning holes are transversely arranged on the fastening frame 301 at the lower side inside the rectangular frame, the size of each positioning hole is the same as the size of four positioning holes at the upper side of the unit body 602, 36 sets of positioning rods are transversely arranged on the fastening plate 302 at the upper side inside the rectangular frame, the size of each positioning rod is the same as the size of four positioning rods at the lower side of the unit body 602, the dot matrix structure is formed by splicing 36 rows of dot matrix units 6 and 74 rows of dot matrix units 6 through corresponding insertion plates 610 and then installing the dot matrix units in the rectangular frame formed by the fastening frame 301 and the fastening plate 302, the positioning rods of the dot matrix unit 6 at the lowest row are inserted into the corresponding positioning holes on the fastening frame 301, the positioning rods on the fastening plate 302 are inserted into the positioning holes of a row of corresponding lattice units 6 at the uppermost position, so that the lattice structure, the fastening frame 301 and the fastening plate 302 form a whole, the back cover 309 is fastened and installed on the back side of the fastening frame 301, and the lower end of the back cover is provided with an opening for the wire harness to pass through, so as to beautify the appearance of the equipment and protect the lattice structure.
The left side of the fastening frame 301 is longitudinally and fixedly provided with a fifth guide rail 303 and a second rack 304, the right side of the fastening frame 301 is longitudinally and fixedly provided with a sixth guide rail 305 and a third rack 306, the second rack 304 and the third rack 306 are helical racks, eight sliding blocks arranged on two sides of the lower end of the fastening frame 301 are respectively matched with four corresponding first guide rails 103 and form a moving pair, a second motor 307 is integrated with an encoder and fixedly arranged at the lower end of the back side of the fastening frame 301 through screws, a gear 308 is coaxially and fixedly connected with an output shaft of the second motor 307, and the gear 308 is meshed with the first rack 102, so that the second motor 307 can drive the straightening frame mechanism 3 to move back and forth on the base mechanism 1 through a gear-rack meshing transmission structure formed by the gear 308 and the first rack 102.
As shown in fig. 4, 16, 17, 18, and 2, the mold building mechanism 4 includes a pressing plate 401, an electric push rod set 402, a swing frame 403, a first worm gear 404, a first swing link 405, a first sliding table 406, a first worm 407, a third motor 408, a first bracket 409, a second worm 410, a first synchronous belt 411, a fourth motor 412, a second worm gear 413, a second swing link 414, a second sliding table 415, a third worm 416, a fifth motor 417, a second bracket 418, a fourth worm 419, a second synchronous belt 420, and a sixth motor 421, wherein the first sliding table 406 and the second sliding table 415 are respectively mounted on the left and right sides of the fastening frame 301 and can slide up and down, the swing frame 403 and the pressing plate 401 clamp the electric push rod set 402, the first worm gear 404, the first swing link 405, the second worm gear 413, and the second swing link 414 participate in the formation of two parallel structures to swing the electric push rod set 402, the third motor 408 and the fifth motor 417 can drive the electric push rod set 402 to swing through the first worm 407 and the third worm 416, the second worm 410 and the fourth worm 419 respectively form a worm-rack transmission with the second rack 304 and the third rack 306, the fourth motor 412 can drive the second worm 410 to rotate through the first synchronous belt 411, and the sixth motor 421 can drive the fourth worm 419 to rotate through the second synchronous belt 420, so that the fourth motor 412 and the sixth motor 421 can realize the up-and-down sliding and positioning of the modeling mechanism 4 on the straightening frame mechanism 3.
The first sliding table 406 is mounted on the fifth guide rail 303 through two sliding blocks, so that the first sliding table 406 can slide up and down on the left side of the straightening frame mechanism 3, the first support 409 is fixedly mounted on the first sliding table 406, the second worm 410 is rotatably mounted on the inner side of the first support 409, the second worm 410 is meshed with the second rack 304 to form worm-rack transmission with self-locking performance, the fourth motor 412 is integrated with an encoder and is fixedly mounted on the outer side of the first support 409 through a screw, a synchronous pulley is arranged on an output shaft of the fourth motor 412, and a first synchronous belt 411 is mounted between the synchronous pulley and the second worm 410, so that the fourth motor 412 can drive the second worm 410 to rotate through the first synchronous belt 411, and the movement and positioning of the first sliding table 406 are realized; the connection relationship and the technical principle between the second sliding table 415, the second bracket 418, the fourth worm 419, the second synchronous belt 420, the sixth motor 421 and the third rack 306 on the right side of the straightening frame mechanism 3 are the same as those of the corresponding components on the left side of the straightening frame mechanism 3.
An electric push rod group 402 is transversely arranged on the swinging frame 403, and the electric push rod group 402 is formed by arranging 36 electric push rods transversely side by side and is pressed and fixed by a pressing plate 401; the upper ends of the first swing link 405 and the first worm gear 404 are rotatably connected with the left end of the swing rotating frame 403, the lower ends of the first swing link 405 and the first worm gear 404 are rotatably connected with the first sliding table 406, so that the swing rotating frame 403, the first swing link 405, the first worm gear 404 and the first sliding table 406 form a parallelogram structure, the lower end of the first worm gear 404 is of an incomplete worm gear structure, the first worm 407 is rotatably mounted on the outer side of the first sliding table 406 and meshed with a worm gear structure at the lower end of the first worm gear 404 to form worm gear transmission, the third motor 408 is integrated with an encoder and is fixedly mounted on the outer side of the first sliding table 406 through a screw, an output shaft of the third motor 408 is connected with the first worm 407 through a coupler, and the third motor 408 can drive the swing rotation of the first worm gear 404 through the first worm 407; the upper ends of the second swing link 414 and the second worm gear 413 are rotatably connected with the right end of the swing rotating frame 403, the lower ends of the second swing link 414 and the second worm gear 413 are rotatably connected with the second sliding table 415, so that the swing rotating frame 403, the second swing link 414, the second worm gear 413 and the second sliding table 415 form a parallelogram structure, the lower end of the second worm gear 413 is of an incomplete worm gear structure, the third worm 416 is rotatably installed on the outer side of the second sliding table 415 and meshed with the worm gear structure at the lower end of the second worm gear 413 to form worm gear transmission, the fifth motor 417 is integrated with an encoder and is fixedly installed on the outer side of the second sliding table 415 through screws, an output shaft of the fifth motor 417 is connected with the third worm 416 through a coupler, and the fifth motor 417 can drive the swing rotation of the second worm gear 413 through the third worm 416.
During the data acquisition and correction process of the spine of the patient, the modeling mechanism 4 is positioned above the correcting frame mechanism 3: the third motor 408 and the fifth motor 417 simultaneously drive the first worm 407 and the third worm 416 to rotate in the forward direction, respectively, so that the first worm gear 404 and the second worm gear 413 simultaneously rotate upward, and the swing frame 403 swings upward under the action of the two parallelogram structures until reaching the position right above the straightening frame mechanism 3.
When modeling the orthodontic bracket mechanism 3: the third motor 408 and the fifth motor 417 respectively drive the first worm 407 and the third worm 416 to rotate reversely at the same time, so that the first worm 404 and the second worm 413 rotate downwards at the same time, the swing frame 403 swings downwards to a preset position under the action of the two parallelogram structures, the electric push rod set 402 sequentially models all the dot matrix units 6 in the dot matrix structure, after the push rods 601 in each dot matrix unit 6 are compressed by a certain length according to a specified program, the magnetizing wire 609 is electrified to enable the inductance coil 609.1 to generate a magnetic field so as to lock the positions of the push rods 601, and the whole dot matrix structure can form a new dot matrix model according to the corrected spine three-dimensional model of the patient and perform correction treatment on the spine of the patient.
The embodiment of the invention comprises the following steps: as shown in fig. 2, in the standby state, the supporting mechanism 5 is located at the front end of the base mechanism 1, so that a larger gap can be formed between the baffle 506 and the seat mechanism 2, which is convenient for a patient to get on or off the seat; the modeling mechanism 4 is positioned right above the straightening frame mechanism 3, the inductance coil 609.1 is not electrified, and the ejector rod 601 is positioned at the left end of the dot matrix unit 6.
As shown in fig. 1, when performing the spinal correction treatment:
firstly, a patient wears a single-layer thin coat on the body and sits on the cushion 201, the two feet support the ground, the height of the chair is adjusted until the thigh part is in a horizontal state, and the back part is straight and forms a right angle with the thigh part;
secondly, after the electric push rod 502 is electrified and the baffle 506 is adjusted to the chest height of the patient, the first motor 106 is electrified to enable the supporting mechanism 5 to move backwards until the baffle 506 is pressed on the chest of the patient, so as to provide horizontal support for the patient;
the second motor 307 rotates to enable the correcting frame mechanism 3 to move forwards, the lattice structure contacts the back of the patient, the ejector rods 601 in the lattice units 6 contacting with the back of the patient are compressed, the shape of the back of the patient is printed on the lattice structure, the computer conducts statistical modeling on the compression amount of each lattice unit 6 to obtain a three-dimensional model of the back of the patient, and the computer analyzes the three-dimensional model to obtain the bending data of the spine of the patient, so that a correcting plan is made;
fourthly, after the spine curvature data of the patient are obtained, the correcting frame mechanism 3 moves backwards to the rear end of the base mechanism 1, the modeling mechanism 4 swings forwards and rotates forwards, a new dot matrix model is built on the dot matrix structure according to the three-dimensional spine model corrected by the computer, and after the new dot matrix model is built, the modeling mechanism 4 moves upwards and rotates upwards until the new dot matrix model is positioned right above the correcting frame mechanism 3;
after the correcting frame mechanism 3 moves forwards, correcting treatment can be carried out on the back of the patient in a mode of periodic static pressure and pulse pressing according to needs until a correcting plan is finished;
after the correction plan is finished, repeating the step three, establishing a spine curvature data model of the patient after correction treatment in a computer, and if the spine of the patient presents normal physiological curvature, requiring the patient to perform periodic review; if the spine of the patient still has abnormal curvature, then making a next correction plan until the spine of the patient shows normal curvature, and then periodically rechecking;
each patient is provided with a unique number and a file is built in a computer, and the file can record the physical data of the patient, the treatment plan and the treatment effect data.
The references to "front", "back", "left", "right", etc., are to be construed as references to orientations or positional relationships based on the orientation or positional relationship shown in the drawings or as orientations and positional relationships conventionally found in use of the product of the present invention, and are intended to facilitate the description of the invention and to simplify the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Claims (7)
1. A dot matrix unit of spinal correction equipment, hereinafter called dot matrix unit (6), includes ejector pin (601), unit main part (602), magnetism shielding ring (603), adjusting ring (604), push rod (605), hydraulic pressure sensor (606), fast socket (607), fast plug (608), add line of magnetization (609), picture peg (610), reset spring (611), its characterized in that: the unit main body (602) is a main body supporting part of the lattice unit (6), the ejector rod (601) and the push rod (605) are respectively arranged at the front end and the rear end inside the unit main body (602) in a sliding manner, magnetorheological fluid is arranged between the ejector rod (601) and the push rod (605) and used for transmitting and locking the movement of the ejector rod (601) and the push rod (605), a reset spring (611) is arranged between the push rod (605) and an adjusting ring (604) and used for recovering the initial position of the left end of the ejector rod (601), the adjusting ring (604) and the rear end of the unit main body (602) form a thread pair and used for adjusting the pre-tightening elasticity of the reset spring (611), the ejector rod (601) in the lattice unit (6) moves backwards after being pressed, the internal pressure of the magnetorheological fluid is monitored in real time through a hydraulic sensor (606), and the movement distance of the ejector rod (601) is calculated through pressure conversion, so that the lattice unit (6) has the function of a displacement sensor, the strong magnetic field generated after the magnetizing wire (609) is electrified can lock the flow of the magnetorheological fluid, so that the position of the ejector rod (601) is locked, the dot matrix unit (6) can be used in the correction treatment of the spine, and the inserting plate (610) is used for positioning when the two dot matrix units (6) are transversely spliced.
2. The lattice unit of a spinal correction device as recited in claim 1, wherein: the insertion plate (610) is of an H-shaped structure, four positioning holes and two T-shaped positioning grooves arranged in a mirror image mode are formed in the upper side of the front end of the unit main body (602), the size of each T-shaped positioning groove is the same as half of the size of the insertion plate (610), so that when two dot matrix units (6) adjacent to each other on the left and right can be spliced, one insertion plate (610) can be inserted into the T-shaped positioning grooves adjacent to the two unit main bodies (602), the longitudinal and transverse positions of the two dot matrix units (6) adjacent to each other on the left and right are locked, four positioning rods are arranged on the lower side of the front end of the unit main body (602) and correspond to the positions of the four positioning holes, when the two dot matrix units (6) adjacent to each other on the upper and lower sides are spliced, the four positioning rods of the upper unit main body (602) and the four positioning holes inserted into the lower unit main body (602) enable the two dot matrix units (6) adjacent to be locked on the upper and lower sides in the longitudinal and transverse positions, the unit main body (602) is internally provided with a front bin (602.1), a locking bin (602.2) and a rear bin (602.3) which are communicated with each other, the front bin (602.1) and the rear bin (602.3) are provided with smooth side walls, and the locking bin (602.2) is of a structure with thick middle and thin two ends.
3. The lattice unit of a spinal correction device as recited in claim 1, wherein: the left end of the ejector rod (601) is arranged to be a spherical surface structure, a piston structure arranged at the right end of the ejector rod (601) is arranged in the front bin (602.1), so that the mandril (601) and the unit main body (602) form a moving pair, a piston structure arranged at the left end of the push rod (605) is arranged in the rear bin (602.3), therefore, the push rod (605) and the unit main body (602) form a moving pair, magnetorheological fluid is filled in a closed space formed between the right end of the push rod (601) and the left end of the locking bin (602.2), the right end of the unit main body (602) is connected with the adjusting ring (604) through threads, a return spring (611) is installed between the left end of the adjusting ring (604) and a piston structure at the left end of the push rod (605), the adjusting ring (604) is rotated to move leftwards to increase the pre-tightening elastic force of the return spring (611), and the adjusting ring (604) moves rightwards to decrease the pre-tightening elastic force of the return spring (611).
4. The lattice unit of a spinal correction device as recited in claim 1, wherein: the right end of the push rod (605) is fixedly provided with a hydraulic sensor (606), the center of the push rod (605) is provided with a pipeline which can conduct magnetorheological fluid in the rear bin (602.3) with the hydraulic sensor (606), so that the hydraulic sensor (606) can monitor the pressure of the magnetorheological fluid in real time, the right end of the hydraulic sensor (606) is fixedly provided with a quick socket (607), a data circuit of the hydraulic sensor (606) is communicated with a contact pin in the quick socket (607), the middle position of a magnetizing wire (609) is wound into an inductance coil (609.1) at the outer side of the locking bin (602.2) according to a certain sequence, so that the inductance coil (609.1) generates a strong magnetic field after the magnetizing wire (609) is electrified, the magnetorheological fluid in the locking bin (602.2) is changed into a solid state, the flow of the magnetorheological fluid is locked, both ends of the magnetizing wire (609) are wound into a telescopic spring-shaped structure and then communicated with the quick socket (607), the outer side of the inductance coil (609.1) is provided with a magnetic shielding ring (603), the magnetic shielding ring (603) is made of a Bomo alloy material, so that a magnetic field generated by the inductance coil (609.1) is limited on the locking bin (602.2), the number of jacks arranged in the fast plug (608) is equal to the number of pins in the fast socket (607), the jacks correspond to the fast socket (607) one by one, the fast plug (608) can be quickly connected with and detached from the fast socket (607), and a cable at the rear end of the fast plug (608) is connected with a computer.
5. The lattice unit of a spinal correction device as recited in claim 1, wherein: when the inductance coil (609.1) is not electrified, the magnetorheological fluid is in a free flowing liquid state, and under the action of the elastic force of the return spring (611), the push rod (605) moves leftwards and pushes the magnetorheological fluid in the rear bin (602.3) into the front bin (602.1) through the locking bin (602.2), so that the push rod (601) moves leftwards.
6. The lattice unit of a spinal correction device as recited in claim 1, wherein: after the inductance coil (609.1) is electrified, a strong magnetic field is generated in the locking bin (602.2), so that magnetorheological fluid in the locking bin (602.2) becomes a solid state, and because the locking bin (602.2) is of a structure with thick middle and thin two ends, the magnetorheological fluid in the locking bin becomes a solid state, and then the communication between the front bin (602.1) and the rear bin (602.3) is locked, so that the position of the ejector rod (601) is locked.
7. The lattice unit of a spinal correction device as recited in claim 1, wherein: after the left end of the ejector rod (601) is stressed and moves rightwards, magnetorheological fluid in the front bin (602.1) enters the rear bin (602.3) through the locking bin (602.2), the push rod (605) moves rightwards and compresses the return spring (611), so that the internal pressure of the magnetorheological fluid is increased, the movement amount of the ejector rod (601) and the internal pressure of the magnetorheological fluid are in a linear relation, and after calibration, a computer can know the movement amount of the ejector rod (601) according to the pressure of the magnetorheological fluid detected by the hydraulic sensor (606), so that the dot matrix unit (6) achieves the technical effect of the displacement sensor.
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| CN117338240A (en) * | 2023-09-15 | 2024-01-05 | 国家体育总局运动医学研究所 | Intelligent spine function detection device |
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| CN110961266A (en) * | 2019-12-13 | 2020-04-07 | 华南农业大学 | Agricultural swirl nozzle mechanism based on magnetorheological fluid micro-motion transformation |
| CN111012554A (en) * | 2019-12-31 | 2020-04-17 | 上海应用技术大学 | Intelligent artificial limb knee joint |
| CN111529158A (en) * | 2020-04-16 | 2020-08-14 | 潍坊科技学院 | A jointly correct prosthetic devices for postoperation of backbone back curvature |
| CN111736272A (en) * | 2020-07-03 | 2020-10-02 | 武汉邮埃服光电科技有限公司 | Optical fiber adapter |
| CN111745572A (en) * | 2020-08-06 | 2020-10-09 | 重庆大学 | Self-adaptive flexible clamp |
| CN112891804A (en) * | 2021-02-07 | 2021-06-04 | 钟星建设集团有限公司 | Magnetic early warning formula fire control shower nozzle is used in wisdom fire control |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117338240A (en) * | 2023-09-15 | 2024-01-05 | 国家体育总局运动医学研究所 | Intelligent spine function detection device |
| CN117338240B (en) * | 2023-09-15 | 2024-04-02 | 国家体育总局运动医学研究所 | Intelligent spine function detection device |
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