CN211433681U - Inflatable hand protection wrist - Google Patents

Abstract

The utility model provides an inflatable wrist guard, including body and aerating device, aerating device sets up in the lower extreme of body one side, the inside air flue system that is provided with of body, air flue system and aerating device intercommunication, and the air flue system includes the first air flue, the annular air flue of second and the third air flue of mutual intercommunication, and first air flue and third air flue set up respectively in the both sides of body, and the annular air flue of second sets up in the middle part of body, and the body is provided with the thumb wearing hole of symmetry respectively in the both sides of the annular air flue of second. The utility model discloses a with the gas column of body integrated design, the laminating suffers from the portion, whole light in weight supports intensity adjustable.

Description

Inflatable hand protection wrist

Technical Field

The utility model relates to a medical treatment rehabilitation equipment technical field, in particular to inflatable protects wrist.

Background

The fatigue of tendons caused by high-repeatability labor, hyperkinesia and sudden trauma easily causes the limitation of the movement angle of the wrist and influences the bending and straightening of the wrist. The wrist guard is used for restraining the affected part by applying proper pressure to the wrist of the patient, so that pain is relieved, and recovery is accelerated.

Most of wrist protectors in the market mainly adopt plastic or metal as a supporting part, and have the following defects: (1) poor adhesion; (2) heavy weight, resulting in heavy load on the affected part; (3) the support strength cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an inflatable protects wrist adopts the gas column with body integrated design, and the laminating suffers from the portion, and whole light in weight supports intensity adjustable.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides an inflatable wrist guard, includes body and aerating device, aerating device set up in the lower extreme of body one side, the inside air flue system that is provided with of body, the air flue system with aerating device intercommunication, the air flue system is including the first air flue, the annular air flue of second and the third air flue of intercommunication each other, first air flue with the third air flue set up respectively in the both sides of body, the annular air flue of second set up in the middle part of body, the body is in the thumb wearing hole of symmetry is provided with respectively to the both sides of the annular air flue of second.

Preferably, the body is a cotton layer, a TPU layer and a PU leather layer from inside to outside in sequence.

Preferably, the outer sides of the two ends of the body are respectively provided with a binding band and a binding band fixing mechanism.

Preferably, a mesh fabric is connected between the inner sides of the two ends of the body.

Preferably, a stent is respectively arranged inside the first air passage, the second annular air passage and the third air passage.

Preferably, the inflation device comprises an inflation airbag and an inflation mechanism, the inflation mechanism comprises an inflation cavity and an inflation column, the inflation cavity comprises a first cavity, a second cavity, a third cavity and a fourth cavity which are sequentially communicated from top to bottom, the first cavity is communicated with the outside, the third cavity is communicated with the inflation airbag, the inflation column comprises a first inflation column and a second inflation column which are sequentially arranged from top to bottom, the first inflation column comprises a first pressing column, a first inflation piece and a first spring, the bottom of the first pressing column is clamped on the lower surface of the top layer of the second cavity, the first inflation piece is arranged below the first pressing column and elastically connected with the first pressing column, the first inflation piece is attached to the lower surface of the bottom layer of the second cavity, the upper end of the first spring is supported on the first pressing column, and the lower end of the first spring is supported on the upper surface of the bottom layer of the first cavity, the post is aerifyd to the second includes that the second presses compression leg, second to aerify piece and second spring, the bottom card that the second pressed the compression leg is located the top layer lower surface in fourth chamber, the second aerify the piece set up in the second presses the below of compression leg, with the second presses post elastic connection, the second aerify the piece laminate in the bottom lower surface in fourth chamber, the upper end of second spring support in the second presses on the compression leg, the lower extreme support in the bottom upper surface in third chamber.

The technical scheme has the advantages that:

1. the air flue system is arranged in the body, the air column and the body are integrally designed, and the fitting performance is good.

2. The air column is used as a supporting structure, so that the whole weight is light, and the load of the wrist is reduced.

3. The inflation device can adjust the air pressure of the air column, so that the supporting strength is changed.

Drawings

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

fig. 2 is a cross-sectional view a-a of fig. 1.

In the figure, 1 is a body; 2 is an air charging device; 3 is an airway system; 4 is a first air passage; 5 is a second annular air passage; 6 is a third air passage; 7 is a thumb wearing hole; 8 is a bracket; 9 is an inflatable air bag; 10 is an inflatable structure; 11 is an inflation cavity; 12 is an inflatable column; 13 is a first cavity; 14 is a second chamber; 15 is a third chamber; 16 is a fourth cavity; 17 is a first inflatable column; 18 is a second inflatable column; 19 is a first pressing column; 20 is a first inflatable sheet; 21 is a first spring.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description.

As shown in fig. 1, the utility model discloses an inflatable wrist guard, including body 1 and aerating device 2, aerating device 2 sets up in the lower extreme of body 1 one side, the inside air flue system 3 that is provided with of body 1, air flue system 3 and aerating device 2 intercommunication, air flue system 3 is including the first air flue 4, the annular air flue 5 of second and the third air flue 6 of mutual intercommunication, first air flue 1 and third air flue 6 set up respectively in the both sides of body 1, the annular air flue 5 of second sets up in the middle part of body 1, body 1 is provided with the thumb wearing hole 7 of symmetry respectively in the both sides of the annular air flue 5 of second.

And the air charging device 2 is adopted to charge the air passage to form an air column. First, the gas column and the body 1 are designed integrally, and can be better attached to a human body. And secondly, the air column is used as a main supporting structure, compared with a product adopting plastic or metal, the whole weight is greatly reduced, and the load of the wrist can be reduced when the wrist is worn. Thirdly, the amount of the gas filled can be adjusted according to the requirement, and the supporting strength of the gas column can be adjusted.

The arrangement of the air passage system 3 accords with the anthropology, three vertical air passages respectively stretch across the wrist joint along the trend of the wrist tendon, and the air passages which are transversely communicated with each other. The air column that air flue system 3 formed cooperates tendon and ligament to protect and support the wrist, restricts the flexion of wrist simultaneously and straightens the activity, and is concrete, and the effect of the air column that the first air flue 4 that is located the wrist both sides and the third air flue 6 formed is for restricting the extension activity angle, and the effect of the air column that the second annular air flue 5 that is located the wrist dorsal part formed is for restricting the flexion activity angle.

The thumb wearing hole 7 that the symmetry set up is corresponding to the wearing of left and right both hands thumb, the utility model discloses can left and right both hands used in turn.

The body 1 is a cotton layer, a TPU layer and a PU leather layer from inside to outside in sequence. The lower cloth is attached to the TPU layer through hot pressing of the cotton cloth layer, the cotton cloth layer is in contact with the skin, and the comfort is high. Go up the cloth and laminate by PU leather layer and TPU layer hot pressing, the PU leather layer in the outside has good waterproof performance. The air flue system 3 is formed by hot pressing of two TPU layers, and the inflating device 2 is respectively and respectively combined with the two TPU layers in a hot pressing mode. The whole hot-pressing process is carried out for 4 times.

The outer sides of the two ends of the body 1 are respectively provided with a bandage and a bandage fixing mechanism. Through being fixed in bandage fixed establishment with the bandage, make the utility model discloses be fixed in on the wrist.

Be connected with netted cloth between the inboard at 1 both ends of body, make the utility model discloses keep the sleeve structure, supply penetrating of wrist, conveniently dress. Network structure can increase the utility model discloses a gas permeability, skin sweat when avoiding dressing causes pruritus or infection, influences the travelling comfort.

The first air passage 4, the second annular air passage 5 and the third air passage 6 are respectively provided with a bracket 8 inside. The support 8 may assist the air column in supporting the wrist and limiting flexion and extension movements of the wrist.

The inflating device 2 comprises an inflating airbag 9 and an inflating mechanism 10, the inflating mechanism 10 comprises an inflating cavity 11 and an inflating column 12, the inflating cavity 11 comprises a first cavity 13, a second cavity 14, a third cavity 15 and a fourth cavity 16 which are sequentially communicated from top to bottom, the first cavity 13 is communicated with the outside, the third cavity 15 is communicated with the inflating airbag 9, the inflating column 12 comprises a first inflating column 17 and a second inflating column 18 which are sequentially arranged from top to bottom, the first inflating column 17 comprises a first pressing column 19, a first inflating sheet 20 and a first spring 21, the bottom of the first pressing column 19 is clamped on the lower surface of the top layer of the second cavity 14, the first inflating sheet 20 is arranged below the first pressing column 19 and is elastically connected with the first pressing column 19, the first inflating sheet 20 is attached to the lower surface of the bottom layer of the second cavity 14, the upper end of the first spring 21 is supported on the first pressing column 19, and the lower end of the first spring is supported on the upper surface of the bottom layer of the first cavity 13, the second inflatable column 18 comprises a second pressing column, a second inflatable sheet and a second spring, the bottom of the second pressing column is clamped on the lower surface of the top layer of the fourth cavity 16, the second inflatable sheet is arranged below the second pressing column and elastically connected with the second pressing column, the second inflatable sheet is attached to the lower surface of the bottom layer of the fourth cavity 16, the upper end of the second spring is supported on the second pressing column, and the lower end of the second spring is supported on the upper surface of the bottom layer of the third cavity 15.

The top layer of the first chamber 13 is provided with an opening communicating with the outside. The utility model discloses a fill, gassing and atmospheric pressure are adjusted, inside and external gas exchange promptly all go on through aerating device 2. The openings function as inlet and outlet of gas.

For the first chamber 13, the second chamber 14, the third chamber 15 and the fourth chamber 16, the bottom layer of the previous chamber and the top layer of the next chamber are connected in sequence. Second chamber 14 and fourth chamber 16 are of a "dogbone" configuration.

In a natural state, the spring has upward elastic force action on the inflation column, the inflation column also has upward elastic force action on the inflation sheet, the first inflation sheet 21 is attached to the lower surface of the bottom layer of the second cavity 14, and the second inflation sheet is attached to the lower surface of the bottom layer of the fourth cavity 16, so that a cavity formed by the third cavity 15 and the fourth cavity 16 is a closed space, the air channel system 3 is also a closed space, and air cannot enter and exit.

The inflatable bladder 9 is made of an elastic material. When the inflatable bladder 9 is squeezed, the gas therein first enters the third chamber 15, then pushes the second inflatable flap away, and finally enters the interior of the airway system 3. When the inflatable airbag 9 is released, since the internal air pressure of the inflatable airbag 9 and the third and fourth cavities 15 and 16 communicated with the inflatable airbag is less than the external air pressure, the external air pushes away the first inflatable sheet 15 to supplement the internal air, and the inflatable airbag 9 restores to the original shape. The inflation can be performed by repeatedly squeezing the inflatable air bag 9. When needs deflate, press first pressing post 19, first pressing post 19 promotes the second downwards and presses the post, makes between first inflatable sheet 20 and the second chamber 14, appear the clearance respectively between second inflatable sheet and the fourth chamber 16, and the inside gas of air flue system 3 flows after each chamber in proper order the utility model discloses.

According to the compression leg can set up to be formed by fore-set and base equipment, block through the base and establish, spring-supported is on the fore-set, and is further, presses the compression leg and aerifys the piece and also can set up to connect through the mode of equipment, specifically does, aerifys piece and checkpost elastic connection, and the checkpost card is located on the base. The arrangement can facilitate the actual production of the inflatable column.

The top layers of the second chamber 14 and the fourth chamber 16 may be provided with vent holes communicating with the first chamber 13 and the third chamber 15, respectively, so that gas can flow between the respective chambers through the vent holes.

The utility model discloses a process principle does: at first carry out appropriate inflation to air flue system 3 through aerating device 2, make the utility model discloses conveniently dress, then penetrate the wrist that corresponds the utility model discloses to arrange the both sides of wrist in first air flue 4 and third air flue 6, the dorsal part of wrist is arranged in to the annular air flue 5 of second, strengthens required level to supporting intensity after that, will through bandage and bandage fixed establishment at last the utility model discloses be fixed in on the wrist. In the wearing process, the supporting strength can be adjusted through the inflating device 2 according to the requirement.

The above description is only a preferred embodiment of the present invention, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention.

Claims (6)

1. The inflatable wrist protector is characterized by comprising a body and an inflating device, wherein the inflating device is arranged at the lower end of one side of the body, an air passage system is arranged inside the body and communicated with the inflating device, the air passage system comprises a first air passage, a second annular air passage and a third air passage which are communicated with one another, the first air passage and the third air passage are respectively arranged at two sides of the body, the second annular air passage is arranged at the middle part of the body, and two symmetrical thumb wearing holes are respectively arranged at two sides of the second annular air passage of the body.

2. An inflatable wrist guard according to claim 1, wherein the body comprises a cotton cloth layer, a TPU layer and a PU leather layer in sequence from inside to outside.

3. The inflatable cuff of claim 1, wherein the strap and the strap fastening mechanism are disposed on the outer sides of the two ends of the body.

4. The inflatable wrist guard of claim 1, wherein a mesh fabric is connected between the inner sides of the two ends of the body.

5. The inflatable wrist guard of claim 1, wherein a support is disposed inside each of the first air passage, the second annular air passage and the third air passage.

6. The inflatable wrist guard according to claim 1, wherein the inflating device comprises an inflating airbag and an inflating mechanism, the inflating mechanism comprises an inflating chamber and an inflating column, the inflating chamber comprises a first chamber, a second chamber, a third chamber and a fourth chamber which are sequentially communicated from top to bottom, the first chamber is communicated with the outside, the third chamber is communicated with the inflating airbag, the inflating column comprises a first inflating column and a second inflating column which are sequentially arranged from top to bottom, the first inflating column comprises a first pressing column, a first inflating sheet and a first spring, the bottom of the first pressing column is clamped on the lower surface of the top layer of the second chamber, the first inflating sheet is arranged below the first pressing column and elastically connected with the first pressing column, the first inflating sheet is adhered to the lower surface of the bottom layer of the second chamber, and the upper end of the first spring is supported on the first pressing column, the lower extreme support in the bottom upper surface in first chamber, the second is aerifyd the post and is included the second and press the compression leg, the second aerifys piece and second spring, the bottom card that the second pressed the compression leg is located the top layer lower surface in fourth chamber, the second aerify the piece set up in the below that the second pressed the compression leg, with the second presses a post elastic connection, the second aerify the piece laminate in the bottom lower surface in fourth chamber, the upper end of second spring support in on the second pressed the compression leg, the lower extreme support in the bottom upper surface in third chamber.

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