CN109464230A

CN109464230A - A kind of protective device suitable for patients with lower limbs fracture

Info

Publication number: CN109464230A
Application number: CN201811553032.9A
Authority: CN
Inventors: 姜佩剑; 王强; 高江宁; 宋帅迪
Original assignee: Nantong University
Current assignee: Nantong University
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2019-03-15
Anticipated expiration: 2038-12-18
Also published as: LU101545A1; WO2020125225A1; LU101545B1; CN109464230B

Abstract

The invention discloses a kind of protective devices suitable for patients with lower limbs fracture, including foot's protective device, leg protection and connection cloth set, leg protection and foot's protective device are connected with by connection cloth set realization, foot's protective device includes foot protective case and upper of a shoe, foot protective case bottom and upper of a shoe top stitch, tightening device is fixed in upper of a shoe, tightening device and foot protective case lower end pass through elastic band connection, upper of a shoe lower end is equipped with fixed device, fixed device and tightening device pass through elastic band connection, upper bottom is equipped with tightening adapting device, tighten the fixation device and tightening device in adapting device insertion upper of a shoe, air bag is sewed on the outside of foot protective case；In the present invention; patient comfort can be improved in air bag; tightening device can collect foot protective case lower end; it realizes and receives foot function; by the automatic release of elastic band elasticity, tightening adapting device may be implemented to receive foot automatically, mitigate medical staff's operating pressure; matcoveredn is coated on pedestal, can be prolonged its service life.

Description

A kind of protective device suitable for patients with lower limbs fracture

Technical field

It binds foot technical field the present invention relates to sick limb, more specifically, it relates to a kind of suitable for patients with lower limbs fracture Protective device.

Background technique

The lower limb of fracture patient need special protective device in recovery process, but the gender of patient, age etc. The foot that factor will lead to everyone is of different sizes, and existing protective device does not have corresponding adjustment function, medical staff's shield The pressure for managing patient is larger, and existing protective device requires manually to dress substantially, and the patient of fracture of lower limb uses existing Protective device, although protecting effect is good, comfort level is poor.

Summary of the invention

In view of the deficiencies of the prior art, the present invention intends to provide a kind of guarantor suitable for patients with lower limbs fracture Protection unit has the special feature that: higher with receipts foot function, semi-automatic operation, patient comfort.

To achieve the above object, the present invention provides the following technical scheme that

A kind of protective device suitable for patients with lower limbs fracture, including foot's protective device, leg protection and company Cloth set is connect, foot's protective device wraps patient foot, and leg protection wraps patient leg, leg protection lower end It is fixedly connected with cloth set upper side is connect, foot's protective device upper end is fixedly connected with cloth set lower end is connect；

Foot's protective device includes foot protective case and upper of a shoe, and foot protects set upper side to be equipped with running-on, running-on with connect cloth Set lower end is fixedly connected, and elastic band, foot protective case bottom and upper of a shoe top stitch are fixed with inside running-on, and upper of a shoe inside is solid Fixed to be equipped with tightening chamber, tightening is intracavitary to be fixed with tightening device, and upper of a shoe top surface is fixed with tightening mouth, and tightening device passes through tightening It mouthful is realized and to be connected by elastic band with foot protective case lower end, tightened bottom of chamber portion and be fixed with the sliding groove of perforation, in sliding groove Equipped with fixed device, fixed device is slidably connected with sliding groove, and fixed device and tightening device are realized by elastic band and connected, shoes Bottom is helped to be equipped with tightening adapting device, tightening adapting device is inserted into fixed device and tightening device, suture on the outside of foot protective case There is gasbag, air sac belt is ship class canvas material.

By using above-mentioned technical proposal, by tightening device and elastic band, the foot to superimposition in rear and front end is protected Set is collected, and realizes that the receipts foot-propelled for foot patient of different sizes is made, and is borrowed by the tightening adapting device of automatic running It being driven by tightening device and fixed device, realizes that automatic foot-propelled of receiving is made, elastic band band is flexible, when needing to take off device, The time can be saved with quick release, foot protective case and aerated air sac belt can effectively promote the comfort level of patient, and gas Pouch is ship class canvas material, and toughness is guaranteed, and foot's protective device and leg protection protect foot and leg respectively The protecting effect in portion, device entirety is higher.

Further, tightening device includes rotating disc, rotation seat, Rotational Cylindrical link slot, rotation seat and tightens intracavitary bottom surface Be fixedly connected, rotating disc is set to inside rotation seat, and rotating disc and rotation seat are rotatablely connected, Rotational Cylindrical link slot penetrate through rotating disc with And upper bottom, rotating disc upper end and foot protective case lower end are realized by elastic band and are connected, rotating disc lower end and fixed device It is realized and is connected by elastic band.

By using above-mentioned technical proposal, when turn disc, by elastic V belt translation, drive foot protective case collect and The movement of fixed device, when tightening adapting device separates, rotating device realizes the fixation in posture by fixed device, passes through letter Single operation can release fixed posture, and since elastic band is flexible, and release movement can very quickly.

Further, fixed device includes locking cap, fixed link, fixing groove, insertion groove, embedding reservation and fixed pin, Gu Fixed pole bottom is fixed with insertion groove, and fixed link upper end is scalable, and locking cap bottom is fixed with fixing groove, and locking cap, which is set to, to be received It is tight intracavitary, sliding groove is passed through at the top of fixed link and is fixedly connected with the inner top surface of fixing groove, and embedding reservation is additionally provided in sliding groove, it is embedding fixed Seat two sides have spring detent, are fixed with fixed pin at the top of embedding reservation, and embedding reservation is slidably connected with sliding groove, embedding reservation with admittedly Fixed pole is contradicted close to one end of tightening device, and locking cap is stuck on fixed pin, is fixed with embedded slot on sliding groove, embedding reservation with Embedded slot is chimeric, and fixed link and rotating disc pass through elastic band connection.

By using above-mentioned technical proposal, clamped seat and embedded slot cooperation with spring detent may be implemented single pass Clamped fixation, tightening adapting device by insertion groove becomes elongation state for fixed link, and fixed pin is separated with locking cap, fixed link Under the pullling of elastic band, clamped seat is pushed to move along sliding groove, spring detent is ceaselessly different from sliding groove clamped Slot is chimeric, is detached from, and after adjusting foot protective case size, slowly says that tightening adapting device is separated with fixed device, fixed link becomes For contraction state, locking cap decline is stuck on fixed pin again, realizes the fixation of whole device state.

Further, tightening adapting device includes pedestal, motor cavity, motor, Rotational Cylindrical, shifting chute, sliding cavity, sliding Seat, apron block and spring, sliding cavity are fixed at chassis interior upper end, and sliding cavity bottom surface has the gradient, and shifting chute fixation is set In base top, sliding seat passes through shifting chute and sliding cavity inner bottom surface contradicts, and insertion groove is inserted at the top of sliding seat, and motor cavity is solid Surely it is set to chassis interior lower end, motor is fixed in motor cavity, and Rotational Cylindrical is located above pedestal, and the shaft of motor passes through pedestal It is fixedly connected with Rotational Cylindrical, Rotational Cylindrical is inserted into Rotational Cylindrical link slot, and the shaft of motor and sliding seat lower end are realized by elastic band Connection.

By using above-mentioned technical proposal, motor drives the Rotational Cylindrical rotation in insertion Rotational Cylindrical link slot, then drives Turn disc, the receipts foot operation of realization device, sliding seat are inserted into fixed link, by with acclive sliding cavity bottom surface, are incited somebody to action It is gradually jacked up to elongation state.

Further, leg protection includes the first protection location and the second protection location, the first protection location and the Two protection locations are bolted, the bottom of the bottom of the first protection location and the second protection location all with connect cloth set upper side and fix Connection.

By using above-mentioned technical proposal, dismountable leg protection is convenient to wear to the patient of legs and feet inconvenience It wears and retracts.

Further, the first protection location includes first shell and the first attachment base, and symmetrically fixation is set the first attachment base In first shell lateral wall both ends, the first attachment base is bolted with the second protection location.

By using above-mentioned technical proposal, first shell is bolted by the first attachment base and the second protection location, real Now inclusion is fixed.

Further, the second protection location includes second shell and the second attachment base, and symmetrically fixation is set the second attachment base In second shell lateral wall both ends, the second attachment base is bolted with the first attachment base.

By using above-mentioned technical proposal, second shell passes through the second attachment base and the first shell for having the first attachment base It is bolted, realizes that inclusion is fixed.

Further, first shell is semi arch shell, and second shell is the semi arch shell with lengthened plate, first shell Body is consistent with the diameter of the contact surface of second shell.

By using above-mentioned technical proposal, first shell wraps up leg front end, and second shell wraps up leg rear end, second shell Body has lengthened plate, and the shank of human body is considered in structure, and two shell contact surface diameters are identical, and fitting is more complete, whole Body design is more scientific.

Further, gasbag is all fixed on the inner sidewall of first shell and the inner sidewall of second shell.

By using above-mentioned technical proposal, air sac belt, which can be improved human comfort and play the role of protection, hurts leg.

Further, a protective layer is coated on pedestal, the preparation method of protective layer is:

Take following each component raw material for standby by weight: 19.6-22.2 parts of phenolic resin, 12.2-12.8 parts of epoxy resin, 5.2-6.4 parts of magnesite powder, 3.5-4.5 parts of Vinylidene Chloride, 10.9-11.5 parts of zinc yellow powder, aminoethyl piperazine 0.4-2.2 Part, 3-5 parts of zinc powder, 1.6-1.8 parts of urea, 20-25 parts of absolute alcohol.

S1, prefabricated organic solvent: add after phenolic resin, epoxy resin, Vinylidene Chloride, aminoethyl piperazine, urea are mixed Heat is to 28-30 DEG C, after mixing evenly, keeps the temperature 15-20min；

S2, it prepares protective coating: magnesite powder, zinc yellow powder, zinc powder, absolute alcohol is added sequentially in S1 In organic solvent, after mixing evenly, 30-40min is kept the temperature after temperature is heated to 35-42 DEG C；

S3, processing: carrying out ultrasonication 0.5-1h for protective coating made from S2, be then cooled to 26-28 DEG C, in 1300r/min revolving speed stirs 0.5h, then cools to room temperature；

S4, coating: the method for the protective coating electrostatic coating that S3 is obtained is coated uniformly on to the surface of pedestal；

S5, drying: the pedestal that S4 is obtained, which is placed at shady and cool ventilation, carries out drying 5-6h.

By using above-mentioned technical proposal, a protective layer is coated on pedestal, it can be with antirust, anti-corrosion and heat-resisting, significantly The loss for reducing device, effectively prolongs its service life.

Detailed description of the invention

Fig. 1 is the connection structure of a kind of the foot protective case and upper of a shoe of embodiment provided by the invention under tightening state Cut-away illustration；

Fig. 2 is a kind of tightening device of embodiment provided by the invention and fixed device connection structure cut-away illustration；

Fig. 3 is a kind of cut-away illustration at two kinds of visual angles of tightening device of embodiment provided by the invention；

Fig. 4 is the enlarged diagram of A in Fig. 2；

Fig. 5 is that the structural schematic diagram after anticreep seat is removed in a kind of embedding reservation of embodiment provided by the invention；

Fig. 6 is a kind of cut-away illustration of the tightening adapting device of embodiment provided by the invention；

Fig. 7 is a kind of general structure schematic diagram of embodiment provided by the invention；

Fig. 8 is a kind of leg protection schematic diagram of embodiment provided by the invention；

In figure: 1, foot's protective device；11, foot protective case；111, running-on；12, upper of a shoe；121, mouth is tightened；2, leg Protective device；21, the first protection location；211, first shell；212, the first attachment base；22, the second protection location；221, second Shell；222, the second attachment base；3, cloth set is connected；4, chamber is tightened；41, slot is tightened；5, tightening device；51, rotating disc；52, turn Dynamic seat；53, Rotational Cylindrical link slot；6, sliding groove；61, fixed device；611, locking cap；612, fixed link；613, fixing groove； 614, insertion groove；615, embedding reservation；616, fixed pin；617, spring detent；62, embedded slot；7, adapting device is tightened；71, bottom Seat；72, motor cavity；73, motor；74, Rotational Cylindrical；75, shifting chute；76, sliding cavity；77, sliding seat；78, apron block；79, bullet Spring.

Specific embodiment

Embodiment 1:

Below in conjunction with attached drawing 1-8, invention is further described in detail.

A kind of protective device suitable for patients with lower limbs fracture, as shown in Figure 1, including foot's protective device 1, leg protection Device 2 and connection cloth set 3, foot's protective device 1 wrap patient foot, and leg protection 2 wraps patient leg, leg Protective device 2 lower end in portion's is fixedly connected with 3 upper end of cloth set is connect, and company is fixed with 3 lower end of cloth set is connect in 1 upper end of foot's protective device It connects；

As shown in Figure 1 and Figure 7, foot's protective device 1 includes foot protective case 11 and upper of a shoe 12,11 upper end of foot protective case Equipped with running-on 111, running-on 111 designs for double-layer cloth, and running-on 111 is fixedly connected with 3 lower end of cloth set is connect, inside running-on 111 It is fixed with elastic band, 11 bottom of foot protective case and 12 top stitch of upper of a shoe, tightening chamber 4 is fixed with inside upper of a shoe 12, is received Tightening device 5 is fixed in tight chamber 4, it is boundary with former and later two tightening mouths 121 that 12 top surface of upper of a shoe, which is fixed with tightening mouth 121, The upper of a shoe 12 of only this part is sutured with foot protective case 11, and 11 lower end of foot protective case is unstitched to be partially in stacking State, tightening device 5 pass through tightening mouth 121 and 11 lower end of foot protective case by elastic band realize connect, tightening 4 bottom of chamber Equipped with tightening slot 41, the bungee between 11 lower end of tightening device 5 and foot protective case passes through tightening slot 41, can guarantee in this way Elastic band does not interfere with the comfort level of patient, and tightening 4 bottom of chamber is fixed with the sliding groove 6 of perforation, is equipped in sliding groove 6 solid Determine device 61, fixed device 61 is slidably connected with sliding groove 6, and fixed device 61, which is realized with tightening device 5 by elastic band, to be connected, 12 bottom of upper of a shoe is equipped with tightening adapting device 7, and tightening adapting device 7 is inserted into fixed device 61 and tightening device 5, foot protective case 11 outsides are sewed with gasbag, and air sac belt is ship class canvas material.

As shown in Fig. 1, Fig. 3 and Fig. 7, tightening device 5 includes rotating disc 51, rotation seat 52, Rotational Cylindrical link slot 53, rotation Seat 52 is located at the geometric center of tightening 4 inner bottom surface of chamber, and rotation seat 52 is fixedly connected with tightening 4 inner bottom surface of chamber, and rotating disc 51 is set Inside rotation seat 52, rotating disc 51 and rotation seat 52 are rotatablely connected, and Rotational Cylindrical link slot 53 penetrates through rotating disc 51 and upper of a shoe 12 bottoms, 51 upper end of rotating disc is realized by two different elastic bands from 11 lower end of foot protective case and is connected, under rotating disc 51 It holds and is connected from two symmetrical fixed devices 61 by two different elastic bands realizations.

As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, fixed device 61 includes a fixed link 612, one of locking cap 611, one The embedding reservation 615 of the insertion groove 614, one of fixing groove 613, one and a fixed pin 616, there are two solid for the interior setting of sliding groove 6 Determine device 61, the two are fixed device 61 and are symmetrical arranged about rotation seat 52, and 612 bottom of fixed link is fixed with insertion groove 614, Insertion groove 614 penetrates through fixed link 612, and 612 upper end of fixed link is telescopic structure, and 611 bottom of locking cap is fixed with fixation Slot 613, locking cap 611 are set in tightening chamber 4, pass through sliding groove 6 at the top of fixed link 612 and the inner top surface of fixing groove 613 is fixed Connection, 612 bottom of fixed link have anticreep seat, and embedding reservation 615 is additionally provided in sliding groove 6, and embedding 615 two sides of reservation have Spring Card Pin 617 is fixed with fixed pin 616 at the top of embedding reservation 615, and embedding reservation 615 is slidably connected with sliding groove 6, embedding reservation 615 with it is solid Fixed pole 612 is contradicted close to one end of tightening device 5, and locking cap 611 is stuck on fixed pin 616, is fixed on sliding groove 6 clamped Slot 62, embedding reservation 615 is chimeric with embedded slot 62, and due to the special construction of spring detent 617, embedding reservation 615 is in tightening process Only into not moving back, fixed link 612 and 51 lower end of rotating disc pass through elastic band connection.

As shown in Fig. 3, Fig. 4, Fig. 6 and Fig. 7, tightening adapting device 7 includes a motor cavity 72, one of pedestal 71, one 73, one, motor, 74, two sections of Rotational Cylindrical, 77, two apron blocks 78 and two of sliding seat of sliding cavity 76, two of shifting chute 75, one A spring 79, sliding cavity 76 are fixed at 71 inner upper end of pedestal, and 76 bottom of sliding cavity has three sections of gradients, be successively rise, Horizontal and decline, two sections of shifting chutes 75 are symmetrically fixed at 71 top of pedestal, and two sliding seats 77 pass through different movements Slot 75 and 76 inner bottom surface of sliding cavity contradict, and two sliding seats 77 are symmetrically set to sliding cavity 76 about the geometric center of pedestal 71 Interior, corresponding insertion groove 614 is inserted at the top of sliding seat 77, and motor cavity 72 is fixed at 71 interior lower end of pedestal, and motor 73 is solid Surely it is set in motor cavity 72, Rotational Cylindrical 74 is located at 71 top of pedestal, and the shape of Rotational Cylindrical 74 is matched with Rotational Cylindrical link slot 53, electricity The shaft of machine 73 passes through pedestal 71 and is fixedly connected with Rotational Cylindrical 74, and Rotational Cylindrical 74 is inserted into Rotational Cylindrical link slot 53, and motor 73 turns Axis and 77 lower end of sliding seat are realized by elastic band to be connected, and 71 both ends of pedestal are fixed with grounding base, are equipped on ground corresponding Hole location is fixed on the ground pedestal 71 by bolt.

As shown in Figure 7 and Figure 8, leg protection 2 includes the first protection location 21 and the second protection location 22, and first protects Shield unit 21 is bolted with the second protection location 22, and the bottom of the bottom of the first protection location 21 and the second protection location 22 is all It is fixedly connected with 3 upper end of cloth set is connect.First protection location 21 includes first shell 211 and the first attachment base 212, the first connection Seat 212 is symmetrically fixed at 211 lateral wall both ends of first shell, and the first attachment base 212 and 22 bolt of the second protection location connect It connects；Second protection location 22 includes second shell 221 and the second attachment base 222, and the second attachment base 222 is symmetrically fixed at the Two shells, 221 lateral wall both ends, the second attachment base 222 are bolted with the first attachment base 212；First shell 211 is semi arch Shell, second shell 221 are the semi arch shell with lengthened plate, and first shell 211 is straight with the contact surface of second shell 221 Diameter is in the same size；Gasbag is all fixed on the inner sidewall of first shell 211 and the inner sidewall of second shell 221, in device The component that can be slided all has anticreep seat.

In the present embodiment, by tightening device 5 and elastic band, the foot protective case 11 to superimposition in rear and front end is received Beam realizes that the receipts foot-propelled for foot patient of different sizes is made, and is filled by the tightening adapting device 7 of automatic running by tightening It sets 5 and fixes device 61 and be driven, realize that automatic foot-propelled of receiving is made, elastic band band is flexible, can be fast when needing to take off device Quick-release is put, and the time is saved, and foot protective case 11 and aerated air sac belt can effectively promote the comfort level of patient, and gasbag For ship class canvas material, toughness is guaranteed, and foot's protective device 1 and leg protection 2 protect foot and leg respectively, The protecting effect of device entirety is higher, and the model ZYTD- of positive section's electromechanics sale can be used in the motor 73 in the present embodiment The minisize dc high-speed rotary motor of 60SRZ-R1.

Working principle: the first protection location 21 of separation and the second protection location 22, patient will with the help of medical staff Foot passes through connection cloth set 3 and protrudes into running-on 111, and sole is placed on 12 top surface of upper of a shoe, by the first protection location 21 and the second protection Unit 22, which re-assemblies, to be fixed, and insertion groove 614 is directed at sliding seat 77, Rotational Cylindrical link slot 53 is directed at Rotational Cylindrical 74, by shoes 12 bottoms are helped to connect with tightening adapting device 7, sliding seat 77 slowly rises due to the gradient of 76 bottom surface of sliding cavity, then Corresponding 612 upper end of fixed link is slowly jacked up, 612 upper end of fixed link, which gradually extends, comes, and locking cap 611 is detached from solid therewith Rationed marketing 616 starts motor 73, and rotating disc 51 is started turning by the transmission of Rotational Cylindrical 74, the shaft and rotating disc 51 of motor 73 Start to pull the elastic band respectively connected, the part that 11 lower end of foot protective case stacks starts to be pulled to tightening chamber 4 Interior, practical is exactly to tighten to the foot in 12 top foot protective case 11 of upper of a shoe, while fixed link 612 pushes embedding reservation 615 slide along sliding groove 6 to rotating disc 51, and due to the special construction of embedding 615 upper spring bayonet lock 617 of reservation, embedding reservation 615 Only into not moving back, when collecting foot protective case 11 and foot and substantially coincideing, stops motor 73, will slowly tighten adapting device 7 It is separated with fixed device 61 and tightening device 5,612 upper end of fixed link slowly declines, until locking cap 611 is stuck in fixed pin again On 616, due to the presence of fixed device 61, the state for being most suitable for patient at this time is fixed and held, by foot protective case 11 Gasbag inflation on upper and leg protection 2, patient can trust and move, and when needing to take off device, release gas Gas in pouch dismantles leg protection 2, by tightening adapting device 7 or with the help of medical staff, directly makes Two insertion grooves 614 are inserted into appropriately sized object, locking cap 611 is separated with fixed pin 616, are then quickly extracted, Under the action of elastic tensile force of belt, release movement will drop action much than locking cap 611 it is fast, foot protective case 11 is by fast quick-release It decontrols and, foot easily can be detached from foot protective case 11 by patient, and the protective device taken off can will be embedding fixed by tweezers Seat 615 reverts to initial position, is exactly patient biggish for foot there are also a kind of situation, and locking cap 611 is from beginning to end not Once it is detached from fixed pin 616, whether actually locking cap 611 leaves the use that fixed pin 616 has no effect on device.

In conclusion the invention has the following advantages:

1, targetedly the leg of hurting of patient is protected by foot's protective device 1 and leg protection 2, is protected Effect is stronger；

2, the comfort level of patient is improved by gasbag；

3, device is realized by tightening device 5, fixed device 61 and tightening adapting device 7 and matches patient foot size The operation of receipts foot, and stabilized current posture expands the target user of device；

4, it collects adapting device and automatic rotation is realized by motor 73, and then ground whole device realizes the automatic mesh for receiving foot 's；

5, tighten it is elastic with enough elasticity can be with quick release when locking cap 611 is separated with fixed pin 616 Foot protective case 11 saves the time for taking off device.

Embodiment 2:

Difference from example 1 is that being coated with a protective layer on pedestal 71, the preparation method of protective layer is:

Take following each component raw material for standby by weight: 19.6 parts of phenolic resin, 12.2 parts of epoxy resin, magnesite powder 5.2 parts, 3.5 parts of Vinylidene Chloride, 10.9 parts of zinc yellow powder, 0.4 part of aminoethyl piperazine, 3 parts of zinc powder, 1.6 parts of urea, without watery wine 20 parts of essence.

S1, prefabricated organic solvent: add after phenolic resin, epoxy resin, Vinylidene Chloride, aminoethyl piperazine, urea are mixed Heat is to 28 DEG C, after mixing evenly, keeps the temperature 15min；

S2, it prepares protective coating: magnesite powder, zinc yellow powder, zinc powder, absolute alcohol is added sequentially in S1 In organic solvent, after mixing evenly, 30min is kept the temperature after temperature is heated to 35 DEG C；

S3, processing: protective coating made from S2 is subjected to ultrasonication 0.5h, 26 DEG C are then cooled to, in 1300r/ Min revolving speed stirs 0.5h, then cools to room temperature；

S4, coating: the method for the protective coating electrostatic coating that S3 is obtained is coated uniformly on to the surface of pedestal 71；

S5, drying: the pedestal 71 that S4 is obtained is placed at shady and cool ventilation and carries out drying 6h.

In the present embodiment, protective layer has antirust, anti-corrosion and heat resistant composition, can effectively reduce pedestal 71 and accumulate over a long period Under loss, effective protection pedestal 71 greatly prolongs its service life.

Embodiment 3

The difference is that, the specific gravity of formula is modified with embodiment 2, modified formula is:

Take following each component raw material for standby by weight: 22.2 parts of phenolic resin, 12.8 parts of epoxy resin, magnesite powder 6.4 parts, 4.5 parts of Vinylidene Chloride, 11.5 parts of zinc yellow powder, 2.2 parts of aminoethyl piperazine, 5 parts of zinc powder, 1.8 parts of urea, without watery wine 25 parts of essence.

In the present embodiment, modifies to formula specific gravity, give over to and compare, to obtain optimization formula.

Embodiment 4

Take following each component raw material for standby by weight: 20.9 parts of phenolic resin, 12.5 parts of epoxy resin, magnesite powder 5.8 parts, 4 parts of Vinylidene Chloride, 11.2 parts of zinc yellow powder, 1.3 parts of aminoethyl piperazine, 4 parts of zinc powder, 1.7 parts of urea, absolute alcohol 22.5 parts.

Antirust intensity is carried out to the pedestal 71 for the protective coating for being coated with different formulations specific gravity in embodiment 1,2,3,4, is prevented The test of rotten intensity and high-temperature capability, for the ease of comparing, the data of all embodiments are returned based on the data of embodiment 1 One changes.

Table 1

	Waterproof strength	Anti-corrosion intensity	High-temperature capability
				Embodiment 1	100%	100%	100%
Embodiment 2	230%	176%	156%
				Embodiment 3	231%	179%	147%
Embodiment 4	234%	181%	155%

Protective layer has antirust, anti-corrosion and heat resistant composition, can effectively reduce loss of the pedestal 71 in the case where accumulating over a long period, have Effect protects pedestal 71, greatly prolongs its service life.As can be seen from the table, after coating protection materials, pedestal 71 Antirust, anti-corrosion and high-temperature capability have apparent enhancing, and 4 positive effect of embodiment is best, so the optimal raw material determined Formula is: 20.9 parts of phenolic resin, 12.5 parts of epoxy resin, 5.8 parts of magnesite powder, 4 parts of Vinylidene Chloride, zinc yellow powder 11.2 parts, 1.3 parts of aminoethyl piperazine, 4 parts of zinc powder, 1.7 parts of urea, 22.5 parts of absolute alcohol.

It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.

This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims

1. a kind of protective device suitable for patients with lower limbs fracture, it is characterised in that: protected including foot's protective device (1), leg Protection unit (2) and connection cloth set (3), foot's protective device (1) wrap patient foot, the leg protection (2) patient leg is wrapped, leg protection (2) lower end is fixedly connected with connection cloth set (3) upper end, the foot Protective device (1) upper end in portion's is fixedly connected with connection cloth set (3) lower end；

Foot's protective device (1) includes foot protective case (11) and upper of a shoe (12), and foot protective case (11) upper end is set Have running-on (111), the running-on (111) is fixedly connected with connection cloth set (3) lower end, fixed inside the running-on (111) Equipped with elastic band, foot protective case (11) bottom and the upper of a shoe (12) top stitch, the upper of a shoe (12) is internal to be fixed Equipped with tightening chamber (4), it is fixed with tightening device (5) in the tightening chamber (4), upper of a shoe (12) top surface is fixed with tightening Mouth (121), the tightening device (5) passes through the tightening mouth (121) and foot protective case (11) lower end passes through elastic band Realize connection, described tightening chamber (4) bottom is fixed with the sliding groove (6) of perforation, fixed device is equipped in the sliding groove (6) (61), the fixed device (61) is slidably connected with the sliding groove (6), the fixed device (61) and the tightening device (5) it is realized and is connected by elastic band, upper of a shoe (12) bottom is equipped with tightening adapting device (7), the tightening adapting device (7) It is inserted into the fixed device (61) and the tightening device (5).

2. a kind of protective device suitable for patients with lower limbs fracture according to claim 1, it is characterised in that: the foot Gasbag is sewed on the outside of protective case (11).

3. a kind of protective device suitable for patients with lower limbs fracture according to claim 2, it is characterised in that: the tightening Device (5) includes rotating disc (51), rotation seat (52), Rotational Cylindrical link slot (53), the rotation seat (52) and the tightening chamber (4) inner bottom surface is fixedly connected, the rotating disc (51) be set to the rotation seat (52) it is internal, the rotating disc (51) with described turn Dynamic seat (52) rotation connection, the Rotational Cylindrical link slot (53) penetrate through the rotating disc (51) and the upper of a shoe (12) bottom, Rotating disc (51) upper end and foot protective case (11) lower end are realized by elastic band to be connected, under the rotating disc (51) It is realized and is connected by elastic band with the fixed device (61) in end.

4. a kind of protective device suitable for patients with lower limbs fracture according to claim 3, it is characterised in that: the fixation Device (61) includes locking cap (611), fixed link (612), fixing groove (613), insertion groove (614), embedding reservation (615) and consolidates Rationed marketing (616), fixed link (612) upper end is scalable, and fixed link (612) bottom is fixed with the insertion groove (614), locking cap (611) bottom is fixed with the fixing groove (613), and the locking cap (611) is set to the tightening In chamber (4), the inner top surface that the sliding groove (6) and the fixing groove (613) are passed through at the top of the fixed link (612), which is fixed, to be connected It connects, the embedding reservation (615) is additionally provided in the sliding groove (6), is also fixed with the fixation at the top of the embedding reservation (615) It sells (616), the embedding reservation (615) is slidably connected with the sliding groove (6), the embedding reservation (615) and the fixed link (612) one end close to the tightening device (5) contradicts, and the locking cap (611) is stuck on the fixed pin (616), described It is fixed on sliding groove (6) embedded slot (62), embedding reservation (615) side is chimeric with the embedded slot (62), described solid Fixed pole (612) and the rotating disc (51) pass through elastic band connection.

5. a kind of protective device suitable for patients with lower limbs fracture according to claim 4, it is characterised in that: the tightening Adapting device (7) include pedestal (71), motor cavity (72), motor (73), Rotational Cylindrical (74), shifting chute (75), sliding cavity (76), Sliding seat (77), apron block (78) and spring (79), the sliding cavity (76) are fixed at the pedestal (71) inner upper end, The shifting chute (75) is fixed at the top of the pedestal (71), the sliding seat (77) pass through the shifting chute (75) with it is described Sliding cavity (76) inner bottom surface contradicts, and the insertion groove (614) is inserted at the top of sliding seat (77), and motor cavity (72) fixation is set In the pedestal (71) interior lower end, the motor (73) is fixed in the motor cavity (72), Rotational Cylindrical (74) position Above the pedestal (71), the shaft of the motor (73) passes through the pedestal (71) and the Rotational Cylindrical (74) fixed company It connects, the Rotational Cylindrical (74) is inserted into the Rotational Cylindrical link slot (53), shaft and the sliding seat (77) of the motor (73) It is realized and is connected by elastic band in lower end.

6. a kind of protective device suitable for patients with lower limbs fracture according to claim 5, it is characterised in that: the leg Protective device (2) include the first protection location (21) and the second protection location (22), first protection location (21) with it is described Second protection location (22) is bolted, the bottom of first protection location (21) and the bottom of second protection location (22) Portion is all fixedly connected with connection cloth set (3) upper end.

7. a kind of protective device suitable for patients with lower limbs fracture according to claim 6, it is characterised in that: described first Protection location (21) includes first shell (211) and the first attachment base (212), and first attachment base (212) is symmetrically fixed Set on the first shell (211) lateral wall both ends, first attachment base (212) and the second protection location (22) bolt Connection.

8. a kind of protective device suitable for patients with lower limbs fracture according to claim 7, it is characterised in that: described second Protection location (22) includes second shell (221) and the second attachment base (222), and second attachment base (222) is symmetrically fixed Set on the second shell (221) lateral wall both ends, second attachment base (222) and the first attachment base (212) bolt Connection.

9. a kind of protective device suitable for patients with lower limbs fracture according to claim 8, it is characterised in that: described first Shell (211) is semi arch shell, and the second shell (221) is the semi arch shell with lengthened plate, the first shell (211) consistent with the diameter of contact surface of the second shell (221).

10. a kind of protective device suitable for patients with lower limbs fracture according to claim 9, it is characterised in that: described Gasbag is all fixed on the inner sidewall of one shell (211) and the inner sidewall of the second shell (221).