CN111228027A

CN111228027A - Restraint strap for dysphoric patient

Info

Publication number: CN111228027A
Application number: CN202010088423.9A
Authority: CN
Inventors: 李向君
Original assignee: First Peoples Hospital of Changzhou
Current assignee: First Peoples Hospital of Changzhou
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2020-06-05
Anticipated expiration: 2040-02-12
Also published as: CN111228027B

Abstract

The invention discloses a restraint strap for dysphoric patients, which comprises a first fixing unit and a second fixing unit, wherein the second fixing unit is fixedly connected with the first fixing unit; the first fixing unit comprises a locking mechanism, an elastic metal plate, a limiting sleeve and a protecting sleeve; the locking mechanism comprises a connecting shell, an installation shell, a side cover plate, a guide sleeve, a locking block, an assembly block, an installation plate, a spring, a motor, an oval locking sheet, a controller, a storage battery, a camera and an operation button; the second fixing unit comprises a fixing plate, a connecting rope and a locking bolt. The invention has larger rigidity and is not easy to generate elastic deformation, can effectively solve the problem that a patient easily breaks loose, has more accurate adjustment amplitude, can be well fixed on the wrist part of the patient in a matching way, can effectively put an end to the hidden trouble that the patient or family members of the patient or patients and friends privately unfasten the elastic metal plate, and can effectively prevent the problem that the patient easily falls off because of being automatically disassembled.

Description

Restraint strap for dysphoric patient

Technical Field

The invention relates to the technical field of medical instruments, in particular to a restraint strap for dysphoric patients.

Background

In the prior art, both hands of a dysphoric patient are restrained by gloves to prevent adverse phenomena such as tube drawing, but the gloves in the prior art have poor inosculation due to the fixed size, so that the patient easily breaks away, and the adverse phenomena such as tube drawing are difficult to prevent;

in addition, the existing chinese patent with publication number CN207654296U discloses a novel restraining belt for dysphoric patients, which comprises a restraining belt, a heart rate measuring instrument, a protective pad, a latch, a display screen, a clamping groove and an induction chip, wherein the upper end of the protective belt is provided with the restraining belt, the front surface of the protective belt is embedded with the heart rate measuring instrument, the protective belt is internally provided with an elastic fiber layer, the rear surface of the protective belt is provided with the protective pad, the front surface of the restraining strip is provided with the latch, the top end of the inner part of the clamping groove is provided with the clamping groove, the front surface of the heart rate measuring instrument is provided with the display screen, and the rear surface of the heart rate measuring instrument is provided with the induction chip, the novel restraining belt has the advantages of scientific and reasonable structure, safe and convenient use, and capability of measuring corresponding heart rate changes when the patients are irritated, and the protective pad is provided to, set up latch and draw-in groove, can change the advantage of elasticity degree through the distance of adjustment latch and draw-in groove, but it still has following problem in the use:

1) when in use, the restraint strap is tied to the bed head or the bed side, so that the restraint strap is easy to disassemble by self and has the problem of easy falling;

2) the heart rate measuring device mainly comprises a restraint strip, a slot, a restraint belt, a display screen, a heart rate measuring instrument, a latch, a protective belt, a clamping groove, a fixed plate, a fixed column, a supporting seat, a spring, a protective pad, an induction chip, a breathable non-woven fabric layer, a bamboo charcoal fiber layer and an elastic fiber layer, so that the rigidity of the heart rate measuring device is low, the elastic deformation is easy to occur, and the problem that a patient easily breaks away is also solved;

3) it inserts different card holes through the latch and adjusts the elasticity degree of restraint strip and leads to its range of regulation not accurate enough, and it is difficult to coincide the restraint strip and fix at patient's wrist, and simultaneously, it is fixed afterwards, anyone can all take out the latch from the inside of card hole, has patient or patient's family members or the hidden danger that the restraint strip was untied privately to of patient.

Therefore, the restraint strap for the dysphoric patient can solve the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the restraint strap for the dysphoric patient, which has higher rigidity and is not easy to elastically deform, can effectively solve the problem that the patient easily breaks loose, has more accurate adjustment amplitude, can be well fixed on the wrist part of the patient in a matching way, can effectively avoid the hidden trouble that the patient or the family members or the patients and the friends of the patient privately unfasten the elastic metal plate, can effectively prevent the problem that the patient easily falls off due to self-disassembly, and solves the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a restraint strap for dysphoria patient, includes first fixed unit and second fixed unit, the second fixed unit with first fixed unit fixed connection.

Through adopting above-mentioned technical scheme, first fixed unit is used for fixed patient's hand, and the fixed unit of second is used for fixing at patient's head of a bed or bedside, and mainly used fixes first fixed unit, can prevent effectively that patient from struggling the problem emergence of taking off.

Further, the first fixing unit comprises a locking mechanism, the locking mechanism comprises a connecting shell, an installation shell, a side cover plate, a guide sleeve, a locking block, an assembling block, an installation plate and a spring, a slot is formed in the side wall of the connecting shell in a penetrating mode, the end wall of one end of the connecting shell is of an arc-shaped structure, the installation shell is arranged in the middle and fixedly arranged at the end part of the other end of the connecting shell, the installation shell is communicated with the connecting shell, the side cover plate is fixedly arranged on the same side face of the installation shell and the connecting shell, the guide sleeve is fixedly arranged in the connecting shell, the locking block is slidably arranged in the guide sleeve, the assembling block is fixedly arranged at the end part of one end of the locking block, and the assembling block is located between the guide sleeve and the end wall of one end, back to the connecting shell, of the assembling block, mounting panel fixed mounting is in the installation casing dorsad on the one end wall of connection casing, just the mounting panel is located the inside of installation casing, the mounting panel orientation fixed mounting has first spring holder on the side of assembly piece, the assembly piece orientation fixed mounting has the second spring holder on the side of mounting panel, spring fixed mounting be in first spring holder with between the second spring holder.

Through adopting above-mentioned technical scheme, during the use, insert the inside of slot with the elastic metal board, usable spring compresses tightly the locking piece, and then locks the elastic metal board in locking mechanical system's inside.

Furthermore, the locking mechanism further comprises a motor, an oval locking piece, a controller, a storage battery, a camera and an operation button, the motor is fixedly installed inside the installation shell, the oval locking piece is fixedly installed at the end part of a rotating shaft of the motor, the oval locking piece extends into the lock hole along the edge of the oval locking piece in the long axis direction, the lock hole is formed in the side face of the assembly block, the controller and the storage battery are fixedly installed inside the installation shell and electrically connected with the storage battery, the camera is installed on the end wall of the installation shell, which is back to the connection shell, in an embedded manner, the electric control ends of the camera and the motor are electrically connected with the control output end of the controller, and the operation button is fixedly installed on the outer side face of the installation shell, and the control button is electrically connected with the controller through a signal wire.

Through adopting above-mentioned technical scheme, the motor is used for driving oval lock plate to stretch into or leave the position locking and the unblock that the lockhole carried out the locking piece, the camera is used for scanning two-dimensional code or bar code, and convert scanning two-dimensional code or bar code into the signal of telecommunication and pass to the controller on, after controller analysis processes, the oval lock plate of motor drive is controlled promptly after the signal of telecommunication of receipt is correct and leaves the lockhole, the locking piece possesses the flexible performance of elasticity this moment, can take out the elasticity metal sheet, adjust the elasticity of elasticity metal sheet, when operating button is pressed, operating button can upload a control signal and give the controller, the controller is the inside that the oval lock plate of motor drive stretched into the lockhole promptly, the locking piece can't move the bullet this moment, be about to the inside of elasticity metal sheet locking at locking mechanical system.

Furthermore, the first fixing unit further comprises an elastic metal plate, a limiting sleeve and a protecting sleeve, one end of the elastic metal plate is fixedly connected with one outer side surface of the connecting shell through a connecting seat, the elastic metal plate is folded into an arc shape and penetrates through the slot to be movably arranged outside the side portion of the connecting shell, a plurality of tooth grooves are uniformly formed in the side surface of the elastic metal plate facing the locking block, teeth matched with the tooth grooves are fixedly arranged at the end portion of one end of the locking block facing the elastic metal plate, the elastic metal plate is locked inside the slot through the engagement of the teeth and the tooth grooves, the limiting sleeve and the protecting sleeve are movably sleeved outside the elastic metal plate, the limiting sleeve is positioned on one side of the connecting shell facing away from the connecting seat, and one end of the protecting sleeve is fixedly connected with the connecting seat, and the other end of the protective sleeve is fixedly connected with the limiting sleeve.

Through adopting above-mentioned technical scheme, pass through tooth and tooth's socket looks meshing and lock the inside at the slot with the elastic metal plate to and offer on the side of joining in marriage the dress piece with oval locking plate matched with lockhole, adopt tooth and tooth's socket looks meshing cooperation locking elastic metal plate, thereby make this about band amplitude of regulation more accurate, can be better with the identical wrist portion of fixing at patient of first fixed unit.

Furthermore, the elastic metal plate is made of Fe-based high-elasticity alloy, and a stop block is fixedly arranged at one end, far away from the connecting seat, of the elastic metal plate.

Through adopting above-mentioned technical scheme, the elastic metal board is made by Fe base high elasticity alloy for the elastic metal board possesses better elasticity, can avoid the unable bending type of elastic metal board to form the arc structure, and the dog can prevent that the elastic metal board from breaking away from the slot, is more stable with guaranteeing this restraint strap performance.

Furthermore, the protective sleeve is composed of a central layer, an inner layer and a surface layer, the inner layer is coated outside the central layer, the surface layer is coated outside the inner layer, the central layer is an elastic carbon fiber layer, the inner layer is a bamboo charcoal fiber layer, and the surface layer is a breathable non-woven fabric layer.

Through adopting above-mentioned technical scheme for the lag possesses moisture absorption ventilative, antibacterial antibiotic, comfortable good performance, can effectively avoid elastic metal plate to put the wrist of hindering patient.

Furthermore, still embedded the installing charges the interface on the lateral surface of installation casing, charge the interface with battery electric connection.

Through adopting above-mentioned technical scheme, the interface that charges is used for charging for the battery, can guarantee that this restraint strap can used repeatedly, reduces use cost.

Furthermore, the second fixing unit comprises a v-21274, a shaped fixing plate, a connecting rope and a locking bolt, wherein one end of the connecting rope is fixedly connected with the v-21274through an assembling seat, the other end of the connecting rope is fixedly connected with one outer side surface of the mounting shell, and the locking bolt is screwed on one side wall of the v-21274and the shaped fixing plate.

By adopting the technical scheme, the utility model can utilize the locking bolt to lock the 21274and the shaped fixing plate on the bed head or the bed edge.

Furthermore, the end part of the screw rod of the locking bolt is also fixedly provided with a rubber plate, the rubber plate is positioned on the inner side of the v-21274, and the rubber plate is a circular rubber plate.

Through adopting above-mentioned technical scheme, the setting of rubber slab can prevent that the screw rod tip top of locking bolt from hindering the head of a bed or bedside.

Furthermore, a plurality of notches with different shapes are formed in the edge of the head of the locking bolt, and the sinking directions of the notches are perpendicular to the screw rod of the locking bolt.

Through adopting above-mentioned technical scheme, set up the different notch of a plurality of shapes at locking bolt's head edge, and the equal perpendicular to locking bolt's of the sunken direction of a plurality of notches screw rod, need adopt special spanner just like this to unscrew locking bolt, can prevent effectively that the second fixed unit from taking place because of being dismantled the problem that has the easy drop by oneself.

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

1. according to the invention, the first fixing unit is composed of the locking mechanism, the elastic metal plate, the limiting sleeve and the protecting sleeve, and the constraint belt has higher rigidity and is not easy to elastically deform under the action of the elastic metal plate, so that the problem that a patient easily breaks loose is effectively solved;

2. the locking mechanism comprises a connecting shell, an installation shell, a side cover plate, a guide sleeve, a locking block, an assembly block, an installation plate, a spring, a motor, an oval locking sheet, a controller, a storage battery, a camera and an operation button, wherein a plurality of tooth sockets are uniformly arranged on the side surface of an elastic metal plate facing the locking block, teeth matched with the tooth sockets are fixedly arranged at the end part of one end, facing the elastic metal plate, of the locking block, the elastic metal plate is locked in an insertion groove by meshing the teeth and the tooth sockets, a locking hole matched with the oval locking sheet is formed in the side surface of the assembly block, and the elastic metal plate is locked by meshing the teeth and the tooth sockets, so that the adjustment amplitude of the restraint strap is accurate, the first fixing unit can be well fixed on the wrist of a patient in an inosculating manner, and the controller is adopted at the same time, The storage battery, the camera, the motor, the oval locking plate and the lock hole are matched to lock the position of the locking block, and the motor is controlled to drive the oval locking plate to extend into or leave the lock hole to lock and unlock the position of the locking block in a code scanning mode through the matching of the camera, the controller and the control button, so that the hidden danger that a patient, a family member of the patient or a patient and a friend privately unfasten the elastic metal plate can be effectively avoided, and the problem that the patient breaks away is further prevented;

3. the invention provides a second fixing unit which is composed of a v-21274, a shape fixing plate, a connecting rope and a locking bolt, wherein a plurality of notches with different shapes are formed in the edge of the head of the locking bolt, the sinking directions of the notches are perpendicular to the screw rod of the locking bolt, the v-21274can be locked on a bed head or a bed edge by the locking bolt, the locking bolt can be unscrewed only by adopting a special spanner, and therefore the problem that the second fixing unit is easy to fall off due to self-disassembly can be effectively prevented.

Drawings

FIG. 1 is a schematic diagram of a restraint strap for a fidget patient according to one embodiment;

FIG. 2 is a schematic view of an alternate aspect of a restraint strap for a fidget patient, according to one embodiment;

FIG. 3 is a second view of an alternative embodiment of a restraint strap for a fidget patient;

FIG. 4 is a third view of an alternative embodiment of a restraint strap for a fidget patient;

FIG. 5 is a fourth illustration of an alternate view of a restraint strap for a fidget patient according to one embodiment;

FIG. 6 is a schematic view illustrating a first fixing unit of a restraining band for a dysphoric patient according to an embodiment;

FIG. 7 is an enlarged schematic view of the detail view A of FIG. 6;

FIG. 8 is a partial cross-sectional view illustrating a first fixing unit of a restraining band for a dysphoric patient according to an embodiment;

FIG. 9 is a schematic view of the structure of FIG. 8 after changing the viewing angle;

FIG. 10 is a schematic illustration of the exploded structure of FIG. 8;

FIG. 11 is a schematic cross-sectional view of FIG. 8;

FIG. 12 is a schematic diagram of the exploded structure of FIG. 11;

FIG. 13 is an exploded view of one embodiment of a locking mechanism for a restraint strap for a fidgeted patient;

FIG. 14 is a partial schematic structural view of a lock mechanism of a restraint band for a patient with dysphoria according to an embodiment.

In the figure: 1. a first fixing unit; 2. a second fixing unit; 3. connecting ropes; 4. assembling a base; 5. locking the bolt; 6. \ 21274and a shaped fixing plate; 7. a rubber plate; 8. an elastic metal plate; 9. a protective sleeve; 10. a locking mechanism; 11. installing a shell; 12. connecting the shell; 13. a side cover plate; 14. a camera; 15. a charging interface; 16. a tooth socket; 17. a stopper; 18. a limiting sleeve; 19. a connecting seat; 20. a guide sleeve; 21. a slot; 22. a storage battery; 23. a controller; 24. mounting a plate; 25. a motor; 26. an elliptical locking tab; 27. a lock hole; 28. a locking block; 29. teeth; 30. assembling the block; 31. a second spring seat; 32. a first spring seat; 33. a spring; 34. and operating the button.

Detailed Description

The present invention is described in further detail below with reference to figures 1-14.

Example 1

A restraint strap for dysphoria patients is shown in figures 1-5 and comprises a first fixing unit 1 and a second fixing unit 2, wherein the second fixing unit 2 is fixedly connected with the first fixing unit 1.

Through adopting above-mentioned technical scheme, first fixed unit 1 is used for fixed patient's hand, and the fixed unit 2 of second is used for fixing at patient's head of a bed or bedside, and mainly used fixes first fixed unit 1, can prevent effectively that patient from struggling the problem emergence of taking off.

Preferably, as shown in fig. 1 and 10-14, the first fixing unit 1 includes a locking mechanism 10, the locking mechanism 10 includes a connecting housing 12, a mounting housing 11, a side cover plate 13, a guide sleeve 20, a locking block 28, an assembling block 30, a mounting plate 24, and a spring 33, a slot 21 is formed through a side wall of the connecting housing 12, an end wall of one end of the connecting housing 12 is an arc-shaped structure, the mounting housing 11 is centered and fixedly mounted at an end of the other end of the connecting housing 12, the mounting housing 11 is in communication with the connecting housing 12, the side cover plate 13 is fixedly mounted on a same side surface of the mounting housing 11 and the connecting housing 12, the guide sleeve 20 is fixedly mounted inside the connecting housing 12, the locking block 28 is slidably mounted inside the guide sleeve 20, the assembling block 30 is fixedly mounted at an end of the locking block 28, and the assembling block 30 is located between the guide sleeve 20 and one end wall of the mounting shell 11 facing away from the connecting shell 12, the mounting plate 24 is fixedly mounted on one end wall of the mounting shell 11 facing away from the connecting shell 12, the mounting plate 24 is located inside the mounting shell 11, a first spring seat 32 is fixedly mounted on one side of the mounting plate 24 facing the assembling block 30, a second spring seat 31 is fixedly mounted on one side of the assembling block 30 facing the mounting plate 24, and the spring 33 is fixedly mounted between the first spring seat 32 and the second spring seat 31.

By adopting the technical scheme, when the locking mechanism is used, the elastic metal plate 8 is inserted into the slot 21, the locking block 28 can be pressed by the spring 33, and the elastic metal plate 8 is locked in the locking mechanism 10.

Preferably, as shown in fig. 6, 12 and 13, the locking mechanism 10 further includes a motor 25, an oval locking piece 26, a controller 23, a storage battery 22, a camera 14 and an operation button 34, the motor 25 is fixedly installed inside the installation housing 11, the oval locking piece 26 is fixedly installed at an end of a rotation shaft of the motor 25, an edge of the oval locking piece 26 along a long axis direction thereof extends into an inside of a locking hole 27, the locking hole 27 is opened on a side surface of the assembly block 30, the controller 23 and the storage battery 22 are both fixedly installed inside the installation housing 11, the controller 23 is electrically connected with the storage battery 22, the camera 14 is installed in an embedded manner on an end wall of the installation housing 11 facing away from the connection housing 12, and an electric control end of the camera 14 and the electric control end of the motor 25 are both electrically connected with a control output end of the controller 23, the operation button 34 is fixedly mounted on an outer side surface of the mounting housing 11, and the operation button 34 is electrically connected to the controller 23 through a signal line.

By adopting the technical scheme, the motor 25 is used for driving the oval locking piece 26 to extend into or leave the locking hole 27 to lock and unlock the position of the locking block 28, the camera 14 is used for scanning the two-dimensional code or the bar code, converting the scanned two-dimensional code or the bar code into an electric signal and transmitting the electric signal to the controller 23, after the controller 23 analyzes and processes the received electric signal, the controller controls the motor 25 to drive the elliptical locking piece 26 to leave the locking hole 27, and at this time, the locking block 28 has elastic expansion and contraction performance, the elastic metal plate 8 can be pulled to adjust the tightness of the elastic metal plate 8, and when the operation button 34 is pressed, the control button 34 will transmit a control signal to the controller 23, and the controller 23 controls the motor 25 to drive the elliptical locking piece 26 to extend into the locking hole 27, so that the locking block 28 cannot move, i.e. the elastic metal plate 8 is locked inside the locking mechanism 10.

Preferably, as shown in fig. 6 to 9, the first fixing unit 1 further includes an elastic metal plate 8, a limiting sleeve 18 and a protecting sleeve 9, one end of the elastic metal plate 8 is fixedly connected to an outer side surface of the connecting housing 12 through a connecting seat 19, the elastic metal plate 8 is folded into an arc shape and then the other end thereof penetrates through the slot 21 to be movably disposed outside the side portion of the connecting housing 12, a plurality of tooth sockets 16 are uniformly disposed on a side surface of the elastic metal plate 8 facing the locking block 28, a tooth 29 matching with the tooth socket 16 is fixedly disposed at an end portion of the locking block 28 facing one end of the elastic metal plate 8, the elastic metal plate 8 is locked inside the slot 21 by meshing the tooth sockets 16 with the tooth sockets 29, and both the limiting sleeve 18 and the protecting sleeve 9 are movably sleeved outside the elastic metal plate 8, the limiting sleeve 18 is located on one side, back to the connecting seat 19, of the connecting shell 12, one end of the protecting sleeve 9 is fixedly connected with the connecting seat 19, and the other end of the protecting sleeve 9 is fixedly connected with the limiting sleeve 18.

Through adopting above-mentioned technical scheme, with elastic metal plate 8 through tooth 29 and the meshing of cogs 16 and lock in the inside of slot 21 to and offer on the side of joining in marriage the piece 30 and cooperate with oval locking piece 26 lockhole 27, adopt tooth 29 and the meshing of cogs 16 mutually to cooperate and lock elastic metal plate 8, thereby make this about band amplitude of regulation more accurate, can be better with the identical fixing of first fixed unit at patient's wrist.

Preferably, as shown in fig. 10, the elastic metal plate 8 is made of Fe-based high-elasticity alloy, and a stopper 17 is further fixedly mounted at one end of the elastic metal plate 8 away from the connecting seat 19.

By adopting the technical scheme, the elastic metal plate 8 is made of the Fe-based high-elasticity alloy, so that the elastic metal plate 8 has better elasticity, the elastic metal plate 8 can be prevented from being bent to form an arc-shaped structure, the stop block 17 can prevent the elastic metal plate 8 from being separated from the slot 21, and the use performance of the restraint belt is ensured to be more stable.

Preferably, the protecting jacket 9 is composed of a central layer, an inner layer and a surface layer, the inner layer is coated outside the central layer, the surface layer is coated outside the inner layer, the central layer is an elastic carbon fiber layer, the inner layer is a bamboo charcoal fiber layer, and the surface layer is a breathable non-woven fabric layer.

Through adopting above-mentioned technical scheme for lag 9 possesses moisture absorption ventilative, antibacterial antibiotic, comfortable good performance, can effectively avoid elastic metal plate 8 to put the wrist of hindering patient.

Preferably, as shown in fig. 6 and 12, a charging interface 15 is further embedded on an outer side surface of the mounting housing 11, and the charging interface 15 is electrically connected to the storage battery 22.

Through adopting above-mentioned technical scheme, interface 15 that charges is used for charging for battery 22, can guarantee that this restraint strap can used repeatedly, reduces use cost.

Preferably, as shown in fig. 2, the second fixing unit 2 includes a v-21274, a c-shaped fixing plate 6, a connecting rope 3, and a locking bolt 5, one end of the connecting rope 3 is fixedly connected with the v-21274, the c-shaped fixing plate 6 through a fitting seat 4, and the other end of the connecting rope 3 is fixedly connected with an outer side surface of the mounting housing 11, and the locking bolt 5 is threadedly coupled to one side wall of the v-21274, the c-shaped fixing plate 6.

By adopting the technical scheme, the utility model can utilize the locking bolt 5 to lock the 21274; the shaped fixing plate 6 on the bed head or the bed side.

Preferably, as shown in fig. 2, a rubber plate 7 is further fixedly mounted at the end of the screw of the locking bolt 5, the rubber plate 7 is located at the inner side of the v-shaped fixing plate 6, and the rubber plate 7 is a circular rubber plate.

Through adopting above-mentioned technical scheme, the setting of rubber slab 7 can prevent that the screw rod tip top of locking bolt 5 from hindering the head of a bed or bedside.

Preferably, as shown in fig. 2, the edge of the head of the locking bolt 5 is provided with a plurality of notches with different shapes, and the recessed directions of the plurality of notches are perpendicular to the screw of the locking bolt 5.

Through adopting above-mentioned technical scheme, set up the different notch of a plurality of shapes at locking bolt 5's head edge, and the equal perpendicular to locking bolt 5's of the sunken direction of a plurality of notches screw rod, need adopt special spanner just like this to unscrew locking bolt 5, can prevent effectively that second fixed unit 2 from having the problem emergence that drops easily because of being dismantled by oneself.

It should be noted that in this embodiment, the controller 23 may be a single chip microcomputer with a model of STC89C51, and the motor 25 may be a stepping motor.

Example 2

The difference from the example 1 is that the surface of the v 21274; shaped fixing plate 6 is further provided with a protective layer, and the protective layer is prepared by the following method:

weighing the following raw materials in parts by weight: 20-28 parts of epoxy resin, 8-10 parts of calcium carbonate powder, 10-14 parts of copper oxide powder, 12-18 parts of phenolic resin, 8-10 parts of quartz powder, 15-20 parts of polyurethane, 3-5 parts of paraffin, 2-4 parts of alcohol ester, 3-6 parts of triethanolamine and 30-40 parts of water;

s1, adding the weighed paraffin, alcohol ester twelve and water into a stirrer, and stirring for 20-30min at the stirring speed of 600-;

s2, adding epoxy resin, calcium carbonate powder, copper oxide powder, phenolic resin, quartz powder and polyurethane into a pulverizer to pulverize until the particle diameter of the material is not more than 500nm, so as to prepare a mixed powder material;

s3, adding the mixed solution prepared in the step S1 and the mixed powder material prepared in the step S2 into a reaction kettle, stirring for 20-30min, setting the stirring speed of the reaction kettle to be 700-900r/min, setting the temperature to be 60-80 ℃, and filtering out the liquid in the reaction kettle by a 100-mesh stainless steel filter screen when the temperature is reduced to 45-50 ℃ after the reaction kettle stops working to obtain a filtrate, namely the prepared protective coating;

s4, cleaning and drying the surface of the v-shaped fixing plate 6, and then uniformly spraying the protective coating prepared in the step S3 on the dried v-shaped fixing plate 6 by using a high-pressure sprayer spray gun to form a coating film with the thickness of 0.1-0.3mm on the surface of the v-shaped fixing plate 6;

s5, drying and curing the v-21274coated with the protective coating in the step S4 in an oven at the drying and curing temperature of 120-140 ℃ for 30-40min to obtain the protective coating on the surface of the v-21274v-shaped fixing plate 6.

The results of the measurement of the coefficient of static friction of the v 21274; shaped fixing plate 6 of example 1-2 on the surface thereof in the laboratory under the same conditions using a dynamic-static friction coefficient measuring instrument are shown in the following table:

examples	Coefficient of static friction
		Example 1	0.32
Example 2	0.68

The comparative analysis of the test results in the above table shows that the embodiment 2 is the optimal embodiment, by adopting the above technical scheme, the process for preparing the protective coating is simple in steps and easy to implement, the prepared protective coating has moderate viscosity, is not easy to delaminate, is convenient to spray, does not generate bubbles, is fully combined with various components, has good comprehensive performance, can form a good coating after spraying, is not easy to generate cracks, and has good film forming effect, the prepared protective layer has good corrosion resistance, skid resistance and ageing resistance, has good adhesiveness, is not easy to fall off, can effectively increase the performance of 21274, and can effectively reduce the risk of slippage of the second fixing unit during use, so that the service life of the second fixing unit is longer, and particularly, the risk of slippage of the second fixing unit can be effectively reduced.

The working principle is as follows: the restraint strap for the dysphoric patient is characterized in that a first fixing unit 1 is composed of a locking mechanism 10, an elastic metal plate 8, a limiting sleeve 18 and a protective sleeve 9, the rigidity of the restraint strap is high under the action of the elastic metal plate 8, and the restraint strap is not prone to elastic deformation, so that the problem that the patient can easily break away can be effectively solved;

the proposed locking mechanism 10 is composed of a connecting shell 12, a mounting shell 11, a side cover plate 13, a guide sleeve 20, a locking block 28, an assembling block 30, a mounting plate 24, a spring 33, a motor 25, an oval locking piece 26, a controller 23, a storage battery 22, a camera 14 and an operation button 34, wherein a plurality of tooth sockets 16 are uniformly arranged on the side surface of the elastic metal plate 8 facing the locking block 28, teeth 29 matched with the tooth sockets 16 are fixedly arranged at the end part of the locking block 28 facing the elastic metal plate 8, the elastic metal plate 8 is locked inside the slot 21 by meshing the teeth 29 with the tooth sockets 16, a locking hole 27 matched with the oval locking piece 26 is arranged on the side surface of the assembling block 30, and the elastic metal plate 8 is locked by meshing the teeth 29 with the tooth sockets 16, so that the adjustment range of the restraint band is accurate, the first fixing unit can be well fitted and fixed on the hand of a patient, meanwhile, the controller 23, the storage battery 22, the camera 14, the motor 25, the oval locking piece 26 and the lock hole 27 are matched to lock the position of the locking block 28, the motor 25 is controlled to drive the oval locking piece 26 to extend into or leave the lock hole 27 to lock and unlock the position of the locking block 28 in a code scanning mode through the matching of the camera 14, the controller 23 and the control button 34, so that the hidden danger that a patient or a family member or a patient friend of the patient can unlock the elastic metal plate 8 privately can be effectively avoided, and the problem that the patient breaks loose is prevented;

the proposed second fixing unit 2 is composed of a v-21274, a shape fixing plate 6, a connecting rope 3 and a locking bolt 5, a plurality of notches with different shapes are formed in the edge of the head of the locking bolt 5, the sinking directions of the notches are all perpendicular to the screw rod of the locking bolt 5, the v-21274can be locked by the locking bolt 5, the shape fixing plate 6 is locked at the head of a bed or the edge of a bed, the locking bolt 5 can be unscrewed only by adopting a special spanner, and therefore the problem that the second fixing unit 2 is easy to fall off due to self-disassembly can be effectively prevented.

The using method comprises the following steps: when the medical device is used, the wrist of a patient is inserted into the elastic metal plate 8 by using the two groups of restraint belts, then the stopper 17 is pinched to pull the elastic metal plate 8 until the protective sleeve 9 is attached to the wrist of the patient, then the control button 34 is pressed, the control button 34 uploads a control signal to the controller 23, the controller 23 controls the motor 25 to drive the oval locking piece 26 to extend into the lock hole 27, at the moment, the locking piece 28 cannot be bounced, namely, the elastic metal plate 8 is locked inside the locking mechanism 10, then the second fixing unit 2 is fixed at the bedside or bedside of the patient by a special wrench, the mounting position of the second fixing unit 2 is noticed, so that the hand of the patient cannot touch the intubation tube on the patient, the control button 34 is pressed again during unlocking, and then medical personnel are provided with two-dimensional codes or bar codes to align to the camera 14 for scanning, the camera 14 converts the scanned two-dimensional code or bar code into an electric signal and transmits the electric signal to the controller 23, after the controller 23 analyzes and processes, the received electric signal is correct, namely the motor 25 is controlled to drive the elliptical locking piece 26 to leave the locking hole 27, at the moment, the locking block 28 has elastic expansion performance, the elastic metal plate 8 can be pulled, unlocking is achieved, meanwhile, the tightness of the elastic metal plate 8 can be adjusted, and the first fixing unit can be taken down from the wrist of a patient.

The parts not involved in the present invention are the same as or can be implemented by the prior art. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A restraint strap for dysphoric patients is characterized in that: the fixing device comprises a first fixing unit (1) and a second fixing unit (2), wherein the second fixing unit (2) is fixedly connected with the first fixing unit (1).

2. The restraining strip for dysphoric patient according to claim 1, wherein: the first fixing unit (1) comprises a locking mechanism (10), the locking mechanism (10) comprises a connecting shell (12), a mounting shell (11), a side cover plate (13), a guide sleeve (20), a locking block (28), a fitting block (30), a mounting plate (24) and a spring (33), a slot (21) is formed in the side wall of the connecting shell (12) in a penetrating mode, the end wall of one end of the connecting shell (12) is of an arc-shaped structure, the mounting shell (11) is centrally and fixedly mounted at the end part of the other end of the connecting shell (12), the mounting shell (11) is communicated with the connecting shell (12), the side cover plate (13) is fixedly mounted on the same side face of the mounting shell (11) and the connecting shell (12), the guide sleeve (20) is fixedly mounted inside the connecting shell (12), the locking block (28) is arranged inside the guide sleeve (20) in a sliding way, the assembling block (30) is fixedly arranged at one end part of the locking block (28), and the fitting block (30) is located between the guide sleeve (20) and an end wall of the mounting housing (11) facing away from the connecting housing (12), the mounting plate (24) is fixedly mounted on the end wall of the mounting shell (11) which is opposite to the connecting shell (12), the mounting plate (24) is positioned in the mounting shell (11), a first spring seat (32) is fixedly mounted on one side surface of the mounting plate (24) facing the assembling block (30), a second spring seat (31) is fixedly arranged on one side surface of the assembling block (30) facing the mounting plate (24), the spring (33) is fixedly mounted between the first spring seat (32) and the second spring seat (31).

3. The restraining strip for dysphoric patient according to claim 2, wherein: locking mechanical system (10) still includes motor (25), oval locking plate (26), controller (23), battery (22), camera (14) and operating button (34), motor (25) fixed mounting be in the inside of installation casing (11), oval locking plate (26) fixed mounting be in the axis of rotation tip of motor (25), just oval locking plate (26) stretch into the inside of lockhole (27) along the edge of its major axis direction, lockhole (27) are seted up on the side of outfit piece (30), controller (23) with the equal fixed mounting of battery (22) is in the inside of installation casing (11), just controller (23) with battery (22) electric connection, camera (14) embedded installation be in installation casing (11) dorsad on the one end wall of connecting housing (12), and the camera (14) and the electric control end of the motor (25) are electrically connected with the control output end of the controller (23), the control button (34) is fixedly installed on one outer side surface of the installation shell (11), and the control button (34) is electrically connected with the controller (23) through a signal line.

4. The restraining strip for dysphoric patient according to claim 2, wherein: the first fixing unit (1) further comprises an elastic metal plate (8), a limiting sleeve (18) and a protecting sleeve (9), one end of the elastic metal plate (8) is fixedly connected with one outer side face of the connecting shell (12) through a connecting seat (19), the elastic metal plate (8) is folded into an arc shape, the other end of the elastic metal plate penetrates through the slot (21) to be movably arranged outside the side portion of the connecting shell (12), a plurality of tooth sockets (16) are uniformly arranged on the side face, facing the locking block (28), of the elastic metal plate (8), teeth (29) matched with the tooth sockets (16) are fixedly arranged at the end portion, facing the end portion of the elastic metal plate (8), of the locking block (28), are engaged with the tooth sockets (16) to be locked inside the slot (21), stop collar (18) with lag (9) equal activity suit is in the outside of elastic metal plate (8), stop collar (18) are located connect casing (12) one side dorsad connecting seat (19), the one end of lag (9) with connecting seat (19) fixed connection, just the other end of lag (9) with stop collar (18) fixed connection.

5. The restraining strip for dysphoric patient according to claim 4, wherein: the elastic metal plate (8) is made of Fe-based high-elasticity alloy, and a stop block (17) is fixedly mounted at one end, far away from the connecting seat (19), of the elastic metal plate (8).

6. The restraining strip for dysphoric patient according to claim 4, wherein: the protective sleeve (9) is composed of a central layer, an inner layer and a surface layer, the inner layer is coated outside the central layer, the surface layer is coated outside the inner layer, the central layer is an elastic carbon fiber layer, the inner layer is a bamboo charcoal fiber layer, and the surface layer is a breathable non-woven fabric layer.

7. A restraining strip for dysphoric patients according to claim 3 wherein: still embedded the installing has interface (15) that charges on the lateral surface of installation casing (11), interface (15) that charge with battery (22) electric connection.

8. The restraining strip for dysphoric patient according to claim 2, wherein: the second fixing unit (2) comprises a v-21274, a shaped fixing plate (6), a connecting rope (3) and a locking bolt (5), one end of the connecting rope (3) is fixedly connected with the v-21274, the other end of the connecting rope (3) is fixedly connected with the outer side surface of the mounting shell (11), and the locking bolt (5) is in threaded connection with one side wall of the v-21274shaped fixing plate (6).

9. The restraining strip for dysphoric patient of claim 8, wherein: the locking bolt is characterized in that a rubber plate (7) is further fixedly mounted at the end of the screw rod of the locking bolt (5), the rubber plate (7) is located on the inner side of the 21274; and the rubber plate (7) is a circular rubber plate.

10. The restraining strip for dysphoric patient of claim 8, wherein: the edge of the head of the locking bolt (5) is provided with a plurality of notches with different shapes, and the sinking directions of the notches are perpendicular to the screw rod of the locking bolt (5).