CN111035493B

CN111035493B - Visual spinal deformity seat traction device without heavy hammer traction force

Info

Publication number: CN111035493B
Application number: CN202010020907.XA
Authority: CN
Inventors: 徐飞雁
Original assignee: First Peoples Hospital of Changzhou
Current assignee: First Peoples Hospital of Changzhou
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2022-02-18
Anticipated expiration: 2040-01-09
Also published as: CN111035493A

Abstract

The invention discloses a visual spinal deformity seat traction device without heavy hammer traction force, which has the technical scheme key points that: including the supporting seat, still include: a shell fixed above the supporting seat; a pull line for providing traction; a power assembly for pulling the pull line; the traction transmission assembly is arranged in the shell, and the traction rope passes through the traction transmission assembly and then extends out of the shell; the tension adjusting assembly is used for adjusting the internal tension of the traction rope; a v-shaped 21274fixed at one end of the traction rope; a wearable traction assembly for being worn by a patient for traction; a connection assembly for securing the wearable traction assembly to the Contraband shaped panel; a leg traction assembly for pulling on a patient's leg; the device comprises a base and a lying plate which is horizontally connected to the base in a sliding manner; when the device is used, the device can carry out forward and reverse traction on the spinal column, and can be conveniently used by paralytic patients.

Description

Visual spinal deformity seat traction device without heavy hammer traction force

Technical Field

The invention relates to the field of medical instruments, in particular to a visual spinal deformity seat traction device without heavy hammer traction force.

Background

Many people experience discomfort or pain in the upper back, lower back and neck of the spine at one time, whether healthy or not, restlessness or calmness. Active people and athletes often suffer from discomfort or pain due to strain of muscles of the upper back, lower back and neck or the spine. Many people suffer from muscular pain and pain or various problems caused by the compression or protrusion of intervertebral discs, and among them, the neck, upper back and lower back are the most difficult to treat effectively, especially for paralyzed patients.

Reference is made to the prior chinese patent publication No. CN102917672A which discloses a spinal traction device comprising a neck brace which fits comfortably around the neck of a user, wherein the neck brace comprises a pair of elongated neck brace members which each pass one side of the neck of the user and provide a grip between the neck and the posterior jaw of the user. A suspension device is provided which suspends the neck brace below a safety anchor point above the user's head.

The spinal traction device can hang the neck of a patient for traction; however, the spinal traction device described above still has some disadvantages, such as: firstly, the problem of difficult breathing of patients is often caused by a mode of only adopting the cervical fixation traction when the spine is dragged, and the traction is difficult to use for paralyzed patients; secondly, the legs of the patient cannot be fixed and can be pulled reversely; and thirdly, the power during traction depends on the balancing weight, so that the traction means is more complex.

Disclosure of Invention

In view of the above-mentioned problems in the prior art, it is an object of the present invention to provide a traction device for visualizing abnormal sitting position of spine without traction of heavy hammer, so as to solve the above-mentioned problems in the prior art.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a visual backbone of no weight traction force deformity seat draw gear, includes the supporting seat, still includes:

a shell fixed above the supporting seat;

a pull line for providing traction;

a power assembly for pulling the pull line;

the traction transmission assembly is arranged in the shell, and the traction rope passes through the traction transmission assembly and then extends out of the shell;

the tension adjusting assembly is used for adjusting the internal tension of the traction rope;

a v-shaped 21274fixed at one end of the traction rope;

a wearable traction assembly for being worn by a patient for traction;

a connection assembly for securing the wearable traction assembly to the Contraband shaped panel;

a leg traction assembly for pulling on a patient's leg;

the device comprises a base and a lying plate which is horizontally connected to the base in a sliding manner;

and the driving component is used for driving the lying plate to horizontally slide.

By adopting the technical scheme, when the device is used, a patient can fix the upper half body of the patient at the end part of the traction rope by using the wearable traction assembly, and the patient can be directly pulled to be in a vertical state from the lying plate on the base when in traction, so that the device can be conveniently used by paralyzed patients; when the device is used, a patient who is inconvenient to stand up can fix the legs by the leg traction assembly and reversely pull the legs, so that the effect of traction treatment can be improved; when the device is used, the power assembly and the traction transmission assembly in the shell cover are used for driving the traction rope to carry out traction, the tension in the traction rope is controlled by the tension adjusting assembly, and the device has the advantage of stable traction.

Preferably, the power assembly comprises a first servo motor, a first fixing rod and a winding disc, the first servo motor is fixed outside the housing, the first fixing rod is fixed at the end of the first servo motor shaft, the first fixing rod is rotatably connected in the housing through a bearing, the winding disc is in threaded connection outside the first fixing rod, and one end of the traction rope is fixed on the winding disc.

Through adopting above-mentioned technical scheme, when the first servo motor among the start power assembly, first servo motor can drive first dead lever and rolling dish and rotate to carry out the rolling to the haulage rope, can conveniently carry out the traction operation through opening and close of control servo motor, degree of automation is higher.

Preferably, the traction transmission assembly comprises a first fixed pulley, a second fixed pulley, a third fixed pulley and a fourth fixed pulley, the first fixed pulley, the second fixed pulley, the third fixed pulley and the fourth fixed pulley are respectively installed inside the shell cover, and the traction rope sequentially bypasses the first fixed pulley, the second fixed pulley, the third fixed pulley and the fourth fixed pulley and then penetrates out of the shell cover.

Through adopting above-mentioned technical scheme, utilize first fixed pulley, second fixed pulley, third fixed pulley and fourth fixed pulley can be with the haulage rope tensioning to can be abundant save space and utilize, and can improve the stability of haulage rope when pulling.

Preferably, the tension adjusting assembly comprises a fixed seat, a sliding seat, a fifth fixed pulley, a first screw rod, a wheel disc and a handle, the fixed seat is fixed on the shell cover, the sliding seat is connected in the fixed seat in a sliding manner, the fifth fixed pulley is installed on the sliding seat, the first screw rod is in threaded connection with the fixed seat, one end of the first screw rod is connected in the sliding seat in a rotating manner, the wheel disc is fixed at the end part of the first screw rod, and the handle is eccentrically fixed on the wheel disc.

Through adopting above-mentioned technical scheme, when rotating the first screw rod among the tensile force adjusting part, first screw rod will drive the sliding seat on the fixing base and slide to drive the fifth fixed pulley adjustment position on the sliding seat, thereby can conveniently adjust the inside tensile force of haulage rope, utilize handle and rim plate can make things convenient for operator's drive first screw rod to rotate, it is comparatively laborsaving.

Preferably, the wearing traction assembly comprises a towing rod, two threaded rings, two supporting end discs, two first fixing bands and a wearing waistcoat, the towing rod is connected to the bottom of the Contraband-shaped plate, the two threaded rings are respectively in threaded connection to the outside of the towing rod, the two supporting end discs are respectively fixed to the bottom of the threaded rings, the two first fixing bands are respectively fixed to the bottom of the supporting end discs, and the wearing waistcoat is sewn and fixed to the two first fixing bands.

Through adopting above-mentioned technical scheme, the wearing vest of wearing among the traction assembly can conveniently supply the patient to dress, and it is fixed on the tow bar through two first fixed bands, two support end plates and two thread joint rings, and distance between two first fixed bands can be adjusted through the position adjustment of thread joint ring.

Preferably, the connecting assembly comprises a clamping plate, a plurality of locking bolts, a threaded ring sleeve and two retaining rings, the clamping plate is clamped outside the Contraband-shaped plate, the plurality of locking bolts are fixed between the clamping plate and the Contraband-shaped plate, the threaded ring sleeve is welded and fixed at the bottom of the clamping plate, the towing rod is in threaded connection in the threaded ring sleeve, and the retaining rings are in threaded connection outside the towing rod respectively.

Through adopting above-mentioned technical scheme, utilize coupling assembling can conveniently be with towbar and the shape board is fixed, can fix splint and the shape board of the 21274through screwing up locking bolt, can realize fixing the towbar through with towbar threaded connection to the screw ring cover, two fender rings can restrict the mounted position of towbar.

Preferably, the leg traction assembly comprises a second fixing strap, a third fixing strap, two fourth fixing straps and two leg strap sleeves, the second fixing strap is fixed on the Contraband-shaped plate, the third fixing strap is fixed at the end of the second fixing strap, the two fourth fixing straps are respectively fixed on the third fixing strap, and the two leg strap sleeves are respectively fixed on the fourth fixing strap.

Through adopting above-mentioned technical scheme, utilize second fixed band, third fixed band and fourth fixed band can conveniently fix two cover leg clitellum in Contraband shaped plate below.

Preferably, the driving assembly comprises a sinking groove, a second servo motor, a second screw rod and a guide seat, the sinking groove is formed in the base, the second servo motor is fixed in the sinking groove, the second screw rod is fixed at the end part of the second servo motor, the guide seat is in threaded connection with the second screw rod, and the guide seat is connected in the sinking groove in a sliding mode.

Through adopting above-mentioned technical scheme, when the second servo motor among the start drive assembly, second servo motor will drive the second screw rod and rotate, and then drive the guide holder and slide in heavy inslot to drive service creeper adjusting position, thereby facilitate the use.

Preferably, the base is internally provided with a plurality of storage grooves, and the storage grooves are separated by partition plates.

Through adopting above-mentioned technical scheme, the base is inside can make things convenient for the patient to place article by the thing groove of putting that the division board formed.

Preferably, a stop door is hinged to the base, a connecting plate is fixed to the stop door, a threaded column is fixed to the base, a kidney-shaped groove for the threaded column to penetrate through is formed in the connecting plate, and a pressing sleeve is connected to the outer portion of the threaded column through threads.

Through adopting above-mentioned technical scheme, the shutter can carry out the shutoff to putting the thing groove, when rotating shutter to vertical, can be so that the screw thread post passes the kidney slot on the connecting plate, later screw up the outside cover that compresses tightly of screw thread post and can realize the locking to the shutter, and is very convenient.

In summary, the invention mainly has the following beneficial effects:

firstly, when the device is used, a patient can fix the upper body of the patient at the end part of a traction rope by using a wearable traction assembly, and the patient can be directly pulled to a vertical state from a lying plate on a base during traction, so that the device is convenient for a paralyzed patient to use;

secondly, when the device is used, a patient who is inconvenient to stand up can fix the legs by the leg traction assembly and perform traction reversely, so that the effect of traction treatment can be improved;

third, this device is when using, relies on the power component in the clamshell to drive the haulage rope with drawing transmission assembly and draws, relies on the inside tensile force of tensile force adjustment assembly control haulage rope, has the stable advantage of drawing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is a structural cross-sectional view of the present invention;

FIG. 5 is an enlarged view at C in FIG. 4;

FIG. 6 is a schematic structural view of the present invention after the housing is hidden;

FIG. 7 is an enlarged view at D of FIG. 6;

fig. 8 is a structural sectional view of the present invention after hiding the housing.

Reference numerals: 1. a supporting seat; 10. a housing; 11. a hauling rope; 2. a power assembly; 3. a traction transfer assembly; 4. a tension adjustment assembly; 12. contraband shaped plates; 5. wearing a traction assembly; 6. a connecting assembly; 7. a leg traction assembly; 13. a base; 14. a lying board; 8. a drive assembly; 21. a first servo motor; 22. a first fixing lever; 23. a winding disc; 31. a first fixed pulley; 32. a second fixed pulley; 33. a third fixed pulley; 34. a fourth fixed pulley; 41. a fixed seat; 42. a sliding seat; 43. a fifth fixed pulley; 44. a first screw; 45. a wheel disc; 46. a handle; 51. a tow bar; 52. a threaded connection ring; 53. supporting the end disc; 54. a first securing strap; 55. wearing a waistcoat; 61. a splint; 62. locking the bolt; 63. a threaded ring sleeve; 64. a baffle ring; 71. a second securing strap; 72. a third fixing band; 73. a fourth fixing strap; 74. a leg cuff; 81. sinking a groove; 82. a second servo motor; 83. a second screw; 84. a guide seat; 131. a storage groove; 132. a partition plate; 133. a shutter; 134. a connecting plate; 135. a threaded post; 1341. a kidney-shaped groove; 1351. and (4) a compression sleeve.

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.

Example 1

Referring to fig. 1, fig. 2, fig. 4 and fig. 8, a visual spinal deformity seat traction device without heavy hammer traction force mainly comprises the following parts:

the supporting seat 1 is used for providing device support;

the shell cover 10 is fixed above the supporting seat 1, and the shell cover 10 is used for improving the safety of the device;

a pull line 11 for providing traction;

a power assembly 2 for pulling the traction rope 11;

the traction transmission assembly 3 is arranged in the shell cover 10, and the traction rope 11 passes through the traction transmission assembly 3 and then extends out of the shell cover 10;

a tension adjusting assembly 4 for adjusting the tension inside the traction rope 11;

a v-shaped plate 12 fixed at one end of the hauling rope 11;

a wearable traction assembly 5 for pulling by the patient;

a connecting assembly 6 for securing the wearable traction assembly 5 to the Contraband shaped plate 12;

a leg traction assembly 7 for pulling on the leg of the patient;

a base 13 and a lying plate 14 which is connected on the base 13 in a horizontal sliding way;

and a driving assembly 8 for driving the lying plate 14 to horizontally slide.

Referring to fig. 1, 2 and 4, in use, the patient can fix the upper body of the device to the end of the traction rope 11 by using the wearable traction assembly 5, and can directly pull the patient from the lying plate 14 on the base 13 to the vertical state during traction, so that the device can be conveniently used by paralyzed patients; in addition, when the device is used, a patient who is inconvenient to stand up can fix the leg by the leg traction assembly 7 and perform traction reversely, so that the effect of traction treatment can be improved; moreover, when the device is used, the power assembly 2 and the traction transmission assembly 3 in the shell cover 10 are used for driving the traction rope 11 to carry out traction, the tension inside the traction rope 11 is controlled by the tension adjusting assembly 4, and the device has the advantage of stable traction.

Referring to fig. 6 and 7, wherein power component 2 includes first servo motor 21, first dead lever 22 and rolling disc 23, first servo motor 21 is fixed outside the clamshell 10, first dead lever 22 is fixed at first servo motor 21 axle tip, first dead lever 22 passes through the bearing and rotates the connection in clamshell 10, rolling disc 23 threaded connection is outside at first dead lever 22, the one end of haulage rope 11 is fixed on rolling disc 23, when starting first servo motor 21 in power component 2, first servo motor 21 can drive first dead lever 22 and rolling disc 23 and rotate, thereby roll haulage rope 11, can conveniently carry out traction operation through controlling opening and close of servo motor, degree of automation is higher.

Referring to fig. 4, the traction transmission assembly 3 includes a first fixed pulley 31, a second fixed pulley 32, a third fixed pulley 33, and a fourth fixed pulley 34, the first fixed pulley 31, the second fixed pulley 32, the third fixed pulley 33, and the fourth fixed pulley 34 are respectively installed inside the casing 10, the traction rope 11 sequentially passes through the casing 10 after passing around the first fixed pulley 31, the second fixed pulley 32, the third fixed pulley 33, and the fourth fixed pulley 34, and the traction rope 11 can be tensioned by using the first fixed pulley 31, the second fixed pulley 32, the third fixed pulley 33, and the fourth fixed pulley 34, and the space utilization can be sufficiently saved, and the stability of the traction rope 11 during traction can be improved.

Referring to fig. 4 and 5, the tension adjusting assembly 4 includes a fixed seat 41, a sliding seat 42, a fifth fixed pulley 43, a first screw 44, a wheel disc 45 and a handle 46, the fixed seat 41 is fixed on the housing 10, the sliding seat 42 is slidably connected in the fixed seat 41, the fifth fixed pulley 43 is installed on the sliding seat 42, the first screw 44 is in threaded connection with the fixed seat 41, one end of the first screw 44 is rotatably connected in the sliding seat 42, the wheel disc 45 is fixed at an end of the first screw 44, the handle 46 is eccentrically fixed on the wheel disc 45, when the first screw 44 in the tension adjusting assembly 4 is rotated, the first screw 44 drives the sliding seat 42 on the fixed seat 41 to slide, so as to drive the fifth fixed pulley 43 on the sliding seat 42 to adjust the position, so as to conveniently adjust the tension inside the traction rope 11, an operator can conveniently drive the first screw 44 to rotate by using the handle 46 and the wheel disc 45, is labor-saving.

Referring to fig. 1 and 2, the wearable traction assembly 5 includes a towing bar 51, two screw-connected rings 52, two supporting end discs 53, two first fixing belts 54 and a wearable vest 55, the towing bar 51 is connected to the bottom of the Contraband-shaped plate 12, the two screw-connected rings 52 are respectively screwed outside the towing bar 51, the two supporting end discs 53 are respectively fixed to the bottom of the screw-connected rings 52, the two first fixing belts 54 are respectively fixed to the bottom of the supporting end discs 53, the wearable vest 55 is sewn and fixed to the two first fixing belts 54, the wearable vest 55 in the wearable traction assembly 5 can be conveniently worn by a patient, the wearable traction assembly is fixed to the towing bar 51 through the two first fixing belts 54, the two supporting end discs 53 and the two screw-connected rings 52, and the distance between the two first fixing belts 54 can be adjusted through the position adjustment of the screw-connected rings 52.

Referring to fig. 1 and 2, in which the connection assembly 6 includes a clamping plate 61, four locking bolts 62, a threaded collar 63, and two blocking rings 64, the clamping plate 61 is fastened to the outside of the Contraband-shaped plate 12, the four locking bolts 62 are fixed between the clamping plate 61 and the v-21274, the threaded collar 63 is welded to the bottom of the clamping plate 61, the tow bar 51 is screwed into the threaded collar 63, the two blocking rings 64 are respectively screwed to the outside of the tow bar 51, the tow bar 51 and the v-21274can be conveniently fixed by the connection assembly 6, the shaped plate 12 can be fixed by tightening the locking bolts 62, the clamping plate 61 and the v-21274can be fixed to the shaped plate 12, the tow bar 51 can be fixed by screwing the tow bar 51 into the threaded collar 63, and the two blocking rings 64 can limit the installation position of the tow bar 51.

Referring to fig. 4 and 5, leg traction assembly 7 includes a second fastening strap 71, a third fastening strap 72, two fourth fastening straps 73, and two leg-covering straps 74, wherein second fastening strap 71 is fixed on Contraband-shaped plate 12, third fastening strap 72 is fixed at the end of second fastening strap 71, two fourth fastening straps 73 are respectively fixed on third fastening strap 72, two leg-covering straps 74 are respectively fixed on fourth fastening strap 73, and two leg-covering straps 74 can be conveniently fixed under Contraband-shaped plate 12 by using second fastening strap 71, third fastening strap 72, and fourth fastening strap 73.

Referring to fig. 7 and 8, the driving assembly 8 includes a sinking groove 81, a second servo motor 82, a second screw 83 and a guiding seat 84, the sinking groove 81 is provided in the base 13, the second servo motor 82 is fixed in the sinking groove 81, the second screw 83 is fixed at an end of the second servo motor 82, the guiding seat 84 is in threaded connection with the second screw 83, the guiding seat 84 is connected in the sinking groove 81 in a sliding manner, when the second servo motor 82 in the driving assembly 8 is started, the second servo motor 82 drives the second screw 83 to rotate, and further drives the guiding seat 84 to slide in the sinking groove 81, so as to drive the lying plate 14 to adjust the position, thereby facilitating the use.

Referring to fig. 1 and 8, five storage slots 131 are formed in the base 13, and the five storage slots 131 are separated by a partition plate 132, and the storage slots 131 formed by the partition plate 132 in the base 13 can facilitate the placement of articles for a patient.

Referring to fig. 1 and 3, in order to shield the storage slot 131, a shutter 133 is hinged to the base 13, a connecting plate 134 is fixed to the shutter 133, a threaded column 135 is fixed to the base 13, a kidney-shaped slot 1341 through which the threaded column 135 passes is formed in the connecting plate 134, a pressing sleeve 1351 is connected to the external thread of the threaded column 135, the shutter 133 can block the storage slot 131, when the shutter 133 is rotated to be vertical, the threaded column 135 can pass through the kidney-shaped slot 1341 in the connecting plate 134, and then the pressing sleeve 1351 outside the threaded column 135 is screwed down to lock the shutter 133, which is very convenient.

Wherein the first servo motor 21 and the second servo motor 82 in the device can be selected from AC servo motors.

The method comprises the following steps:

when the device is used, a patient can lie on the surface of the lying plate 14 above the base 13, when spinal traction is performed, a doctor can lift the patient, wear the waistcoat 55 in the wearing traction assembly 5 on the patient, then start the first servo motor 21 in the power assembly 2, the first servo motor 21 can drive the traction rope 11 to be wound, and the traction rope 11 is driven by the first fixed pulley 31, the second fixed pulley 32, the third fixed pulley 33 and the fourth fixed pulley 34 to pull Contraband the shaped plate 12 to lift, so that the patient is pulled to a vertical state from a sitting position, and the purpose of spinal traction is achieved; in addition, the device can be used for carrying out traction in the reverse direction, when the traction in the reverse direction is carried out, two legs of a patient need to pass through the leg-covering ring belts 74 in the leg traction assembly 7 for fixing, and then the traction is carried out by the power assembly 2, so that the purpose of reverse traction is achieved.

Example 2

The difference from example 1 is that: the surface of the lying plate 14 is also coated with an antifouling coating, because the lying plate 14 needs to be used for a patient to lie, the lying plate is easy to accumulate dust and become dirty, and in order to clean the surface of the lying plate 14 conveniently, the surface of the lying plate 14 is sprayed with the antifouling coating, wherein the antifouling coating is prepared by the following method:

taking the following raw materials in parts by weight for standby: 100 parts of polytetrafluoroethylene, 50 parts of polyethylene, 70 parts of polycarbonate, 60 parts of hydroxypropyl methyl cellulose, 30 parts of hydroxyethylated fatty amine, 30 parts of cellulose ether, 10 parts of polyvinyl alcohol, 10 parts of melamine, 10 parts of tetrahydrofuran and 10 parts of zinc borate;

s1, grinding and powdering: mixing polytetrafluoroethylene, polypropylene, polycarbonate and hydroxypropyl methyl cellulose, uniformly stirring, and grinding at high speed in a ball mill until powder with the mesh number of 20 is obtained;

s2, preparing slurry: adding hydroxyethylated aliphatic amine, cellulose ether, polyvinyl alcohol, melamine, tetrahydrofuran and zinc borate into the powder obtained in S1, and grinding at high speed until the fineness is 20 mu m to obtain slurry;

s3, preparing an antifouling coating: adding the color paste obtained in the step S2 into a reaction kettle, controlling the temperature in the reaction kettle to be 240 ℃, preserving the temperature for 20min, and then cooling the temperature in the reaction kettle to 120 ℃;

s4, coating: the antifouling coating obtained in S3 was uniformly sprayed on the surface of the lying plate 14 using a high-pressure spray gun.

By adopting the technical scheme, the antifouling coating on the surface of the lying plate 14 can avoid the problem that the surface of the lying plate 14 is difficult to clean due to excessive dust or dirt.

Example 3

The difference from example 2 is the preparation of an anti-fouling coating on the surface of the lying plate 14, wherein the anti-fouling coating is prepared by the following method:

taking the following raw materials in parts by weight for standby: 108 parts of polytetrafluoroethylene, 55 parts of polyethylene, 77 parts of polycarbonate, 66 parts of hydroxypropyl methyl cellulose, 30 parts of hydroxyethylated fatty amine, 30 parts of cellulose ether, 10 parts of polyvinyl alcohol, 10 parts of melamine, 10 parts of tetrahydrofuran and 10 parts of zinc borate;

s1, grinding and powdering: mixing polytetrafluoroethylene, polypropylene, polycarbonate and hydroxypropyl methyl cellulose, uniformly stirring, and grinding at high speed in a ball mill until powder with the mesh number of 25 is obtained;

s2, preparing slurry: adding hydroxyethylated aliphatic amine, cellulose ether, polyvinyl alcohol, melamine, tetrahydrofuran and zinc borate into the powder obtained in S1, and grinding at high speed until the fineness is 25 mu m to obtain slurry;

s3, preparing an antifouling coating: adding the color paste obtained in the step S2 into a reaction kettle, controlling the temperature in the reaction kettle to be 244 ℃, preserving the temperature for 20min, and then cooling the temperature in the reaction kettle to 124 ℃;

Example 4

taking the following raw materials in parts by weight for standby: 112 parts of polytetrafluoroethylene, 55 parts of polyethylene, 77 parts of polycarbonate, 66 parts of hydroxypropyl methyl cellulose, 35 parts of hydroxyethylated fatty amine, 35 parts of cellulose ether, 10 parts of polyvinyl alcohol, 10 parts of melamine, 10 parts of tetrahydrofuran and 10 parts of zinc borate;

s3, preparing an antifouling coating: adding the color paste obtained in the step S2 into a reaction kettle, controlling the temperature in the reaction kettle to be 246 ℃, preserving the temperature for 20min, and then cooling the temperature in the reaction kettle to 124 ℃;

Example 5

taking the following raw materials in parts by weight for standby: 112 parts of polytetrafluoroethylene, 55 parts of polyethylene, 77 parts of polycarbonate, 66 parts of hydroxypropyl methyl cellulose, 35 parts of hydroxyethylated fatty amine, 35 parts of cellulose ether, 15 parts of polyvinyl alcohol, 15 parts of melamine, 15 parts of tetrahydrofuran and 15 parts of zinc borate;

s3, preparing an antifouling coating: adding the color paste obtained in the step S2 into a reaction kettle, controlling the temperature in the reaction kettle to be 246 ℃, preserving the temperature for 20min, and then cooling the temperature in the reaction kettle to 126 ℃;

Example 6

taking the following raw materials in parts by weight for standby: 120 parts of polytetrafluoroethylene, 70 parts of polyethylene, 90 parts of polycarbonate, 80 parts of hydroxypropyl methyl cellulose, 40 parts of hydroxyethylated fatty amine, 40 parts of cellulose ether, 20 parts of polyvinyl alcohol, 20 parts of melamine, 15 parts of tetrahydrofuran and 15 parts of zinc borate;

Example 7

taking the following raw materials in parts by weight for standby: 120 parts of polytetrafluoroethylene, 70 parts of polyethylene, 90 parts of polycarbonate, 80 parts of hydroxypropyl methyl cellulose, 40 parts of hydroxyethylated fatty amine, 40 parts of cellulose ether, 20 parts of polyvinyl alcohol, 20 parts of melamine, 20 parts of tetrahydrofuran and 20 parts of zinc borate;

s1, grinding and powdering: mixing polytetrafluoroethylene, polypropylene, polycarbonate and hydroxypropyl methyl cellulose, uniformly stirring, and grinding at high speed in a ball mill until powder with the mesh number of 30 is obtained;

s2, preparing slurry: adding hydroxyethylated aliphatic amine, cellulose ether, polyvinyl alcohol, melamine, tetrahydrofuran and zinc borate into the powder obtained in S1, and grinding at high speed until the fineness is 30 mu m to obtain slurry;

s3, preparing an antifouling coating: adding the color paste obtained in the step S2 into a reaction kettle, controlling the temperature in the reaction kettle to be 250 ℃, preserving the temperature for 30min, and then cooling the temperature in the reaction kettle to 140 ℃;

The surface hardness and peel strength of the lying plate 14 surfaces coated with the anti-fouling coating of examples 2-7 were tested and for comparison the data of all examples were normalized based on the data of example 2.

TABLE 1

	Surface hardness	Peel strength
			Example 2	100%	100%
Example 3	98%	97%
			Example 4	103%	103%
Example 5	118%	125%
			Example 6	98%	99%
Example 7	102%	98%

As can be seen from the above, the method for preparing the anti-fouling coating given in example 5 is the best choice, since the test results of the surface hardness and peel strength of the surface of the lying board in example 5 are higher than those of the other examples coated with the anti-fouling coating.

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.

Claims

1. The utility model provides a visual backbone of no weight traction force deformity seat draw gear, includes supporting seat (1), its characterized in that: further comprising:

a shell cover (10) fixed above the supporting seat (1);

a pull line (11) for providing traction;

a power assembly (2) for pulling the traction rope (11);

the traction transmission assembly (3) is arranged in the shell cover (10), and the traction rope (11) passes through the traction transmission assembly (3) and then extends out of the shell cover (10);

a tension adjusting assembly (4) for adjusting the internal tension of the traction rope (11);

an Contraband-shaped plate (12) fixed at one end of the traction rope (11);

a wearable traction assembly (5) for being worn by a patient for traction;

a connection assembly (6) for securing the wearable traction assembly (5) to the Contraband shaped panel (12);

a leg traction assembly (7) for pulling on the leg of the patient;

a base (13) and a lying plate (14) which is connected on the base (13) in a horizontal sliding manner;

and a driving assembly (8) for driving the lying plate (14) to horizontally slide;

the power assembly (2) comprises a first servo motor (21), a first fixing rod (22) and a winding disc (23), the first servo motor (21) is fixed outside the shell cover (10), the first fixing rod (22) is fixed at the shaft end part of the first servo motor (21), the first fixing rod (22) is rotatably connected into the shell cover (10) through a bearing, the winding disc (23) is in threaded connection outside the first fixing rod (22), and one end of the traction rope (11) is fixed on the winding disc (23);

the tension adjusting assembly (4) comprises a fixed seat (41), a sliding seat (42), a fifth fixed pulley (43), a first screw rod (44), a wheel disc (45) and a handle (46), the fixed seat (41) is fixed on the shell cover (10), the sliding seat (42) is connected in the fixed seat (41) in a sliding mode, the fifth fixed pulley (43) is installed on the sliding seat (42), the first screw rod (44) is in threaded connection with the fixed seat (41), one end of the first screw rod (44) is connected in the sliding seat (42) in a rotating mode, the wheel disc (45) is fixed at the end portion of the first screw rod (44), and the handle (46) is eccentrically fixed on the wheel disc (45);

drive assembly (8) are including heavy groove (81), second servo motor (82), second screw rod (83) and guide holder (84), heavy groove (81) are seted up in base (13), second servo motor (82) are fixed in heavy groove (81), second screw rod (83) are fixed second servo motor (82) tip, guide holder (84) with threaded connection between second screw rod (83), guide holder (84) are slided and are connected in heavy groove (81).

2. The visual spinal deformity seat traction device without heavy hammer traction force as claimed in claim 1, wherein: the traction transmission assembly (3) comprises a first fixed pulley (31), a second fixed pulley (32), a third fixed pulley (33) and a fourth fixed pulley (34), the first fixed pulley (31), the second fixed pulley (32), the third fixed pulley (33) and the fourth fixed pulley (34) are respectively installed inside the shell cover (10), and the traction rope (11) sequentially bypasses the first fixed pulley (31), the second fixed pulley (32), the third fixed pulley (33) and the fourth fixed pulley (34) and then passes through the shell cover (10).

3. The visual spinal deformity seat traction device without heavy hammer traction force as claimed in claim 1, wherein: dress traction assembly (5) including tow bar (51), two thread connection rings (52), two support end plates (53), two first fixed bands (54) and dress vest (55), tow bar (51) are connected the bottom of Contraband shaped plate (12), two thread connection ring (52) threaded connection respectively is in tow bar (51) is outside, two support end plates (53) are fixed respectively the bottom of thread connection ring (52), two first fixed bands (54) are fixed respectively support end plate (53) bottom, dress vest (55) are sewed up and are fixed two on first fixed band (54).

4. The device for visualizing the deformed seat traction of the spine without the traction of the heavy hammer as claimed in claim 3, wherein: coupling assembling (6) are including splint (61), a plurality of locking bolt (62), threaded ring cover (63) and two fender ring (64), splint (61) joint is in the outside of Contraband shaped plate (12), a plurality of locking bolt (62) are fixed splint (61) with between Contraband shaped plate (12), threaded ring cover (63) welded fastening is in splint (61) bottom, tow bar (51) threaded connection is in threaded ring cover (63), two keep off ring (64) threaded connection respectively and be in tow bar (51) outside.

5. The visual spinal deformity seat traction device without heavy hammer traction force as claimed in claim 1, wherein: leg traction assembly (7) includes second fixed band (71), third fixed band (72), two fourth fixed bands (73) and two cover leg girdle (74), second fixed band (71) are fixed on Contraband shaped plate (12), third fixed band (72) are fixed second fixed band (71) tip, two fourth fixed band (73) are fixed respectively on third fixed band (72), two cover leg girdle (74) are fixed respectively on fourth fixed band (73).

6. The visual spinal deformity seat traction device without heavy hammer traction force as claimed in claim 1, wherein: a plurality of storage grooves (131) are formed in the base (13), and the storage grooves (131) are separated by partition plates (132).

7. The device for visualizing abnormal sitting posture of spine as claimed in claim 6, wherein said device comprises: articulated on base (13) have shutter (133), be fixed with connecting plate (134) on shutter (133), be fixed with screw thread post (135) on base (13), set up on connecting plate (134) and supply kidney slot (1341) that screw thread post (135) passed, the outside threaded connection of screw thread post (135) compresses tightly cover (1351).