Breathable structure and mechanical artificial hand wearing part

Abstract

The utility model relates to the related technical field of artificial hand wearing parts, in particular to a ventilation structure and a mechanical artificial hand wearing part, which comprise a T-shaped block, an inner hole and a dustproof net, and have the beneficial effects that an inner barrel is arranged, when the ventilation rate needs to be adjusted, the inner barrel moves downwards along the direction of the T-shaped block, so that the position of an outer hole is gradually overlapped with the position of the inner hole, and the ventilation rate is adjusted; a dustproof net can block dust in air on the outer side, a proper position is adjusted, a corresponding inserting rod is connected with a connecting hole in an inserted mode, the inner barrel is fixed, three-gear adjustment is achieved, a user can flexibly adjust the size of a vent hole according to actual requirements, the comfort of the user wearing the artificial limb is improved, and the artificial limb is convenient to use. And by arranging the detachable outer barrel and the inner barrel, dust and bacteria between the outer barrel and the inner barrel can be removed, and convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to a prosthetic hand wearing part, in particular to a ventilation structure and a mechanical prosthetic hand wearing part. Background Art

[0002] With the rapid progress of society, the market capacity of medical devices continues to expand. Prostheses are artificial prostheses specially designed, manufactured and assembled to compensate for amputees or patients with incomplete limb defects.

[0003] In the prior art, in order to protect electrical components and residual limbs, the existing inner cavity and outer cavity are both airtight and airtight to prevent water and dust. However, the user's severed limb is fixed in the prosthetic receiving cavity with poor air permeability for a long time, which is easy to cause adverse effects on the user's severed limb. In addition, it is difficult for the prosthetic hand wearing part on the market to flexibly adjust the size of the ventilation holes according to the actual needs of the user, and the user feels poor comfort after wearing the prosthetic limb. Therefore, the utility model proposes a breathable structure and a mechanical prosthetic hand wearing part to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a ventilation structure and a mechanical artificial hand wearing part to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a breathable structure, comprising

[0006] An outer barrel, wherein the middle position of the bottom end of the outer barrel is rotatably connected to the palm skeleton, the left and right sides of the inner upper end of the outer barrel are slidably connected to the inner barrel through a T-block, a connecting hole is opened in the middle position of one end of the outer side of the T-block, and the connecting hole is plugged and connected to the corresponding plug rod, a circular array of a plurality of outer holes is opened through the side wall of the outer barrel, and the plurality of outer holes are distributed in a circular shape with equal distances around the vertical central axis of the outer barrel as the center, a corresponding inner hole is opened through the corresponding position of the lower end of the outer hole of the side wall of the inner barrel, the diameter of the outer hole is the same as the diameter of the inner hole, the height of the top end of each inner hole is lower than the height of the bottom end of the corresponding outer hole, and a dustproof net is installed on the inner wall of the outer barrel.

[0007] Preferably, T-shaped grooves are symmetrically opened on the left and right sides of the inner upper end of the outer barrel, the T-shaped grooves are slidingly connected to the T-shaped blocks, the T-shaped blocks are slidingly connected to the upper ends of the T-shaped grooves, and the two T-shaped blocks are symmetrically fixed on the left and right sides of the upper end of the inner barrel.

[0008] Preferably, the inner barrel has symmetrically opened limit holes on the left and right sides of the bottom end, the limit holes are plug-connected with the limit rods, the inner lower end of the limit holes is plug-connected with the upper end of the limit rods, and the two limit rods are symmetrically fixed on the left and right sides of the inner bottom end of the outer barrel.

[0009] Preferably, the plurality of outer holes are equidistantly distributed in a circle with the vertical center axis of the outer barrel as the center, and the plurality of inner holes are equidistantly distributed in a circle with the vertical center axis of the inner barrel as the center, the position of each outer hole corresponds to the position of the inner hole, and the height of the outer hole position is at the lower end of the corresponding inner hole position height.

[0010] Preferably, a plurality of insertion holes are symmetrically opened on the left and right sides of the upper end of the outer barrel, and the insertion holes are opened through to the T-slot. A plug-in connecting rod is connected to the outer side of each insertion hole, and the outer end of the plug-in rod on each side is connected to the connecting rod. An elastic spring is connected between the outer connecting rod of the plug-in rod and the outer barrel, and the inner end of any one of the plug-in rods is plug-connected to the connecting hole.

[0011] A wearing part of a mechanical artificial hand, wherein the above-mentioned breathable structure is included.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides an inner barrel, and when it is necessary to adjust the ventilation rate, the inner barrel is moved downward along the direction of the T-block so that the position of the outer hole and the position of the inner hole gradually overlap, the dustproof net can block the dust in the outside air, and the appropriate position is adjusted so that the corresponding plug rod is plugged and connected with the connecting hole, and the inner barrel is fixed, which is divided into three gears for adjustment. The user can flexibly adjust the size of the ventilation hole according to actual needs, thereby improving the comfort of the user after wearing the prosthesis, the upper end of the outer barrel is slidably connected to the inner barrel through the T-block and the T-slot, and the upper end of the inner barrel is limited, and the lower end of the outer barrel is plugged and connected to the inner barrel through the limiting hole and the limiting rod, and the lower end of the inner barrel is limited, thereby ensuring the stability of the movement of the inner barrel and the outer barrel, and by providing a detachable outer barrel and inner barrel, dust and bacteria between the outer barrel and the inner barrel can be removed, thereby improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a front half-section view of the utility model;

[0016] Figure 3 It is a right side half-section view of the utility model;

[0017] Figure 4 for Figure 2 A schematic diagram of the enlarged structure in the middle.

[0018] In the figure: outer barrel 1, palm skeleton 2, inner barrel 3, T-slot 4, T-block 5, outer hole 6, inner hole 7, limit hole 8, limit rod 9, plug hole 10, plug rod 11, connecting rod 12, spring 13, connecting hole 14, dustproof net 15. DETAILED DESCRIPTION

[0019] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0023] See also Figure 1-4 The utility model provides a technical solution: an antifreeze structure, comprising

[0024] Embodiment 1

[0025] The outer barrel 1 is rotatably connected to the palm skeleton 2 at the middle position of the bottom end of the outer barrel 1, and the left and right sides of the inner upper end of the outer barrel 1 are slidably connected to the inner barrel 3 through the T-block 5. A connecting hole 14 is opened in the middle position of the outer end of the T-block 5, and the connecting hole 14 is plugged and connected to the corresponding plug rod 11. A plurality of outer holes 6 are opened in a circular array on the side wall of the outer barrel 1, and the plurality of outer holes 6 are distributed in a circular manner with equal distances with the vertical center axis of the outer barrel 1 as the center. A corresponding inner hole 7 is opened at the corresponding position at the lower end of the outer hole 6 on the side wall of the inner barrel 3, and the diameter of the outer hole 6 is the same as the diameter of the inner hole 7. The height of the top of each inner hole 7 is lower than the height of the bottom end of the corresponding outer hole 6. A dustproof net 15 is installed on the inner wall of the outer barrel 1, and a plurality of outer holes 6 are arranged on the vertical center axis of the outer barrel 1 The line is the center of the circle and is distributed in a circular shape with equal distances. A number of inner holes 7 are distributed in a circular shape with equal distances with the vertical central axis of the inner barrel 3 as the center. The position of each outer hole 6 corresponds to the position of the inner hole 7. The height of the outer hole 6 is at the lower end of the height of the corresponding inner hole 7. When the air permeability rate needs to be adjusted, the inner barrel 3 is moved downward along the direction of the T-block 5 so that the position of the outer hole 6 gradually overlaps with the position of the inner hole 7. The dustproof net 15 can block dust in the outside air. The appropriate position is adjusted so that the corresponding insertion rod 11 is plugged and connected with the connecting hole 14 to fix the inner barrel 3. It is divided into three gears for adjustment. The user can flexibly adjust the size of the ventilation hole according to actual needs to improve the comfort of the user after wearing the prosthesis.

[0026] Embodiment 2

[0027] T-slots 4 are symmetrically provided on the left and right sides of the upper inner end of the outer barrel 1, and the T-slots 4 are slidingly connected to the T-blocks 5. The T-blocks 5 are slidingly connected to the upper ends of the T-slots 4. The two T-blocks 5 are symmetrically fixed on the left and right sides of the upper end of the inner barrel 3, and the limiting holes 8 are symmetrically provided on the left and right sides of the bottom end of the inner barrel 3. The limiting holes 8 are plug-connected with the limiting rods 9, and the lower ends of the inner sides of the limiting holes 8 are plug-connected with the upper ends of the limiting rods 9. The two limiting rods 9 are symmetrically fixed on the left and right sides of the inner bottom end of the outer barrel 1, and the upper end of the outer barrel 1 is slidingly connected to the inner barrel 3 through the T-blocks 5 and the T-slots 4 to limit the upper end of the inner barrel 3. The lower end of the outer barrel 1 is plug-connected to the inner barrel 3 through the limiting holes 8 and the limiting rods 9 to limit the lower end of the inner barrel 3, thereby ensuring the stability of the movement of the inner barrel 3 and the outer barrel.

[0028] Embodiment 3

[0029] A plurality of insertion holes 10 are symmetrically opened on the left and right sides of the upper end of the outer barrel 1, and the insertion holes 10 are opened to the T-slot 4. A plug rod 11 is inserted into the outer side of each insertion hole 10, and the outer end of the plug rod 11 on each side is connected to the connecting rod 12. A spring 13 is elastically connected between the connecting rod 12 and the outer barrel 1 on the outer side of the plug rod 11. The inner end of any plug rod 11 is plugged into the connecting hole 14. By setting a detachable outer barrel 1 and inner barrel 3, dust and bacteria between the outer barrel 1 and the inner barrel 3 can be removed, thereby improving convenience.

[0030] A wearing part of a mechanical artificial hand, wherein the above-mentioned breathable structure is included.

[0031] Working principle: when the ventilation rate needs to be adjusted, the inner barrel 3 is moved downward along the direction of the T-block 5 so that the position of the outer hole 6 gradually overlaps with the position of the inner hole 7. The dustproof net 15 can block the dust in the outside air, and the appropriate position is adjusted so that the corresponding plug rod 11 is plugged and connected with the connecting hole 14, and the inner barrel 3 is fixed. It is divided into three gears for adjustment. The user can flexibly adjust the size of the ventilation hole according to actual needs to improve the comfort of the user after wearing the prosthesis. The upper end of the outer barrel 1 is slidably connected to the inner barrel 3 through the T-block 5 and the T-slot 4, and the upper end of the inner barrel 3 is limited. The lower end of the outer barrel 1 is plugged and connected to the inner barrel 3 through the limiting hole 8 and the limiting rod 9, and the lower end of the inner barrel 3 is limited, which ensures the stability of the movement of the inner barrel 3 and the outer barrel. By setting a detachable outer barrel 1 and inner barrel 3, the dust and bacteria between the outer barrel 1 and the inner barrel 3 can be removed to improve convenience.

[0032] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A breathable structure, characterized in that: include The outer barrel (1) is rotatably connected to the palm frame (2) at the middle position of the bottom end of the outer barrel (1), and the left and right sides of the inner upper end of the outer barrel (1) are slidably connected to the inner barrel (3) through a T-shaped block (5). A connecting hole (14) is opened at the middle position of one end of the outer side of the T-shaped block (5), and the connecting hole (14) is plugged and connected to a corresponding plug rod (11). The side wall of the outer barrel (1) is provided with a plurality of outer holes (6) in a circular array, and the plurality of outer holes (6) are distributed in a circular shape with equal distances around the vertical center axis of the outer barrel (1). The side wall of the inner barrel (3) is provided with a corresponding inner hole (7) at a corresponding position at the lower end of the outer hole (6). The diameter of the outer hole (6) is the same as that of the inner hole (7), and the height of the top of each inner hole (7) is lower than the height of the bottom of the corresponding outer hole (6). The inner wall of the outer barrel (1) is provided with a dustproof net (15).

2. A breathable structure according to claim 1, characterized in that: The outer barrel (1) has T-shaped grooves (4) symmetrically formed on the left and right sides of the inner upper end, the T-shaped grooves (4) are slidably connected to the T-shaped blocks (5), the T-shaped blocks (5) are slidably connected to the upper ends of the T-shaped grooves (4), and the two T-shaped blocks (5) are symmetrically fixed on the left and right sides of the upper end of the inner barrel (3).

3. A breathable structure according to claim 1, characterized in that: The inner barrel (3) has symmetrically formed limit holes (8) on the left and right sides of the bottom end thereof, the limit holes (8) are plug-connected to the limit rods (9), the inner lower ends of the limit holes (8) are plug-connected to the upper ends of the limit rods (9), and the two limit rods (9) are symmetrically fixed on the left and right sides of the inner bottom end of the outer barrel (1).

4. A breathable structure according to claim 1, characterized in that: The plurality of outer holes (6) are distributed in a circular shape with equal distances around the vertical center axis of the outer barrel (1), and the plurality of inner holes (7) are distributed in a circular shape with equal distances around the vertical center axis of the inner barrel (3). The position of each outer hole (6) corresponds to the position of the inner hole (7), and the height of the outer hole (6) is at the lower end of the height of the corresponding inner hole (7).

5. A breathable structure according to claim 1, characterized in that: A plurality of insertion holes (10) are symmetrically opened on the left and right sides of the upper end of the outer barrel (1), and the insertion holes (10) are opened through to the T-shaped slot (4). The outer side of each insertion hole (10) is plugged into a plug rod (11), and the outer end of each plug rod (11) is connected to a connecting rod (12). A spring (13) is elastically connected between the connecting rod (12) on the outer side of the plug rod (11) and the outer barrel (1), and the inner end of any one of the plug rods (11) is plugged into and connected to the connecting hole (14).

6. A mechanical prosthetic hand wearing part, characterized in that: The breathable structure comprises the breathable structure described in any one of claims 1 to 5.

Images