CN108730395B - Shock absorber with bionic ossicular chain structure - Google Patents

Abstract

The invention provides a shock absorber with a bionic ossicular chain structure. The invention comprises: a shock absorber body of a bionic human ear ossicular chain and a shock absorber shell of a bionic human ear inner ear, the shock absorber body is assembled in the shock absorber shell, and the shock absorber body comprises a bionic malleus, a bionic The incus part and the bionic stapes part, the bionic malleus part includes a hammer handle part with a preset arc on both the upper and lower bottom surfaces, a hammer head part with a shape consistent with the human ear malleus head, and a connection between the lower bottom surface of the hammer handle part and the hammer head The connecting part, the bionic incus part comprises a hammer-anvil joint part matched with the shape of the hammer head and an incus long protrusion extending from the hammer-anvil joint part; and the base of the stapes. The shock absorber based on the ossicular chain transmission mechanism provided by the present invention has fast response speed and strong self-adaptive adjustment ability, which can better protect the safety of equipment and construction personnel in the factory, and can also be applied in the field of transportation. better shock absorption performance.

Description

Shock absorber with bionic ossicular chain structure

technical field

The present invention relates to the technical field of shock absorption equipment, in particular, to a shock absorber with a bionic ossicular chain structure.

Background technique

With the development of society and economy, people have higher and higher requirements for the quality of life and work. Nowadays, people not only require safety and reliability, but also require a comfortable journey. The research and development of shock absorbers is particularly important. Shock absorbers can reduce or reduce the impact of vibration on equipment and personnel, so that certain equipment and personnel are protected from adverse vibrations, and play a role in protecting equipment and personnel from normal work and safety, so it is widely used. For the frequent take-off and landing of various machinery, etc. However, the existing shock absorbers have problems. For example, although the common oil/air pressure shock absorbers are simple in structure and easy to maintain, they have short working life, high process requirements and relatively more time due to inspection and maintenance. For some specific occasions, shock absorbers, such as adjustable damping shock absorbers, also have the disadvantages of complex structure, high cost and not universal.

SUMMARY OF THE INVENTION

According to the technical problem proposed above, a shock absorber with a bionic ossicular chain structure is provided, which has a simple internal structure and can effectively protect the personal safety of equipment and staff.

The technical means adopted in the present invention are as follows:

A shock absorber with a bionic ossicular chain structure, comprising a shock absorber body of a bionic human ear ossicular chain and a shock absorber housing of a bionic human inner ear, the shock absorber body being assembled to the shock absorber In the housing, the shock absorber body includes a bionic malleus, a bionic incus, and a bionic stapes, and the bionic malleus includes a hammer handle with a preset arc on both upper and lower bottom surfaces, and a human ear hammer. A hammer head with a consistent shape of the bone part and a connecting part connecting the lower bottom surface of the hammer handle and the hammer head, the bionic incus part comprises a hammer-anvil joint part and an extension of the hammer-anvil joint part that matches the shape of the hammer head The long protruding portion of the incus with a preset folded angle, the bionic stapes portion includes an incus-stapes joint portion and a stapes bottom plate portion that are connected with the long protruding portion of the incus, and the hammer head and the hammer-anvil joint portion In the horizontal direction after the connection, a through hole for adapting a connecting rod is opened, and the connecting rod passes through the bionic malleus part and the bionic incus part and is fixed on the shock absorber housings on both sides, and the anvil-staped joint part is connected to the The stapes floor portion is connected by a first spring.

Further, the shock absorber housing includes side wall plates on both sides and a protection compartment at the center, the protection compartment includes a first upper plate and a second upper plate above and a first lower plate and a second upper plate below. A lower plate, the first upper plate is connected to the second upper plate through bolts, the second upper plate is connected to the second lower plate through bolts, and the second lower plate is connected to the first lower plate through bolts The lower plate is connected, and the first lower plate is connected with the first upper plate through bolts.

Further, the first upper plate includes a flat surface portion and a curved surface portion with a certain arc, and also has a spring groove portion for placing the test spring.

Further, the bottom surface of the first lower plate is provided with an annular raised portion whose inner diameter is adapted to the joint portion of the anvil and stirrup, the center of the annular raised portion and the connected first lower plate are provided with a through hole, The diameter is greater than the diameter of the long protrusion of the incus.

Further, the relative position of the side wall plate and the first upper plate plane portion and the curved surface portion opens the opening of the shape and its matching, and the lower part of the side wall plate provides a rectangular opening, and the length of the rectangle is not less than the bottom plate portion of the stapes. The diameter and width are not greater than the distance from the top of the annular raised portion to the bottom of the bottom portion of the stapes.

Further, a torsion spring is provided on the part of the connecting rod passing through the bionic malleus part and the bionic incus part and the part extending therefrom.

Further, an opening is arranged in the center of the curved portion of the first upper plate, and a second spring for controlling the displacement of the connecting portion of the bionic malleus is arranged at the opening, and two ends of the second spring are respectively connected to the opening. the upper and lower ends.

Further, a third spring for controlling the displacement of the long protrusion of the incus is horizontally disposed at the through hole of the first lower plate.

Further, the center of the cross section of the hammer handle and the center of the bionic stapes are located on the same straight line.

Compared with the prior art, the present invention has the following advantages:

The invention provides a set of shock absorbers based on the transmission mechanism of the ossicular chain with fast response speed and strong adaptive adjustment ability through the shapes of the malleus incus and the stapes in the bionic ossicular chain and their connection relationship. With better functions, it can better protect the safety of equipment and construction workers in the factory. It can also be used in the field of transportation to make the seat’s shock absorption performance better, and passengers feel more comfortable and at ease. By setting limit springs, it is better It protects the joints and prolongs the service life of the shock absorber.

Based on the above reasons, the present invention can be widely promoted in the technical field of damping equipment.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a schematic exploded view of a shock absorber with a bionic ossicular chain structure according to the present invention.

2 is a simulation model diagram of a bionic malleus in a shock absorber with a bionic ossicular chain structure according to the present invention.

FIG. 3 is a simulation model diagram of a bionic incus in a shock absorber with a bionic ossicular chain structure according to the present invention.

FIG. 4 is a simulation model diagram of the incus and stapes joint of the bionic stapes in the shock absorber with the bionic ossicular chain structure of the present invention.

5 is a simulation model diagram of a stapes bottom plate portion of a bionic stapes portion in a shock absorber with a bionic ossicular chain structure according to the present invention.

6 is a schematic diagram of the overall structure of an exploded view of a shock absorber with a bionic ossicular chain structure according to the present invention.

In the figure: 1. Hammer handle part; 2. Connecting part; 3. Hammer head part; 4. Hammer-anvil joint part; 9, the first upper plate; 10, the second upper plate; 11, the second lower plate; 12, the first lower plate; 13, the connecting rod; 14, the torsion spring; 15, the first spring; 16 , the second spring.

Detailed ways

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments It is only a part of the embodiments of the present invention, but not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present invention. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the invention unless specifically stated otherwise. Meanwhile, it should be understood that, for convenience of description, the dimensions of various parts shown in the accompanying drawings are not drawn in an actual proportional relationship. Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the authorized specification. In all examples shown and discussed herein, any specific values should be construed as illustrative only and not limiting. Accordingly, other examples of exemplary embodiments may have different values. It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

In the description of the present invention, it should be understood that the orientations indicated by orientation words such as "front, rear, top, bottom, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. Or the positional relationship is usually based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and these orientation words do not indicate or imply the indicated device or element unless otherwise stated. It must have a specific orientation or be constructed and operated in a specific orientation, so it should not be construed as a limitation on the scope of protection of the present invention: the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

For ease of description, spatially relative terms, such as "on", "over", "on the surface", "above", etc., may be used herein to describe what is shown in the figures. The spatial positional relationship of one device or feature shown to other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or features would then be oriented "below" or "over" the other devices or features under its device or structure". Thus, the exemplary term "above" can encompass both an orientation of "above" and "below." The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

In addition, it should be noted that the use of words such as "first" and "second" to define components is only for the convenience of distinguishing corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood to limit the scope of protection of the present invention.

As shown in Figures 1-6, the present invention provides a shock absorber with a bionic ossicular chain structure, including a shock absorber body of a bionic human ear ossicular chain and a shock absorber housing of the bionic human inner ear, so The shock absorber body is assembled in the shock absorber housing, the shock absorber body includes a bionic malleus part, a bionic incus part and a bionic stapes part, and the bionic malleus part includes upper and lower bottom surfaces with A hammer handle part 1 with a preset arc, a hammer head part 3 with the same shape as the hammer head part of the human ear, and a connecting part 2 connecting the lower bottom surface of the hammer handle part and the hammer head part, the bionic incus part includes A hammer-anvil joint 4 with matching head shape and an incus long protrusion 5 extending from the hammer-anvil joint with a preset folded angle, and the bionic stapes includes an incus stirrup connected to the incus long protrusion 5 The joint part 6 and the stapes bottom plate part 7, the horizontal direction after the hammer head part 3 is connected with the hammer anvil joint part 4 is provided with a through hole for a connecting rod 13, and the connecting rod 13 passes through the bionic malleus part and the bionic hammer part. The incus portion is fixed on the shock absorber housings on both sides, and the incus and stapes joint portion 6 is connected with the stapes bottom plate portion 7 through a first spring 15 .

The shock absorber housing includes side wall panels on both sides and a protection compartment in the center. The protection compartment includes a first upper plate 9 and a second upper plate 10 above and a first lower plate 12 and a second upper plate below. The lower plate 11, the first upper plate 9 is connected to the second upper plate 10 through bolts, the second upper plate 10 is connected to the second lower plate 11 through bolts, and the second lower plate 11 is connected to the second lower plate 11 through bolts. Bolts are connected to the first lower plate 12 , and the first lower plate 12 is connected to the first upper plate 9 through bolts.

The first upper plate 9 includes a flat surface portion and a curved surface portion with a certain radian, and is also provided with a spring groove portion for placing the spring for testing. The acceleration ratio of the bone, which determines the impact of the malleus on overall shock absorption.

The bottom surface of the first lower plate 12 is provided with an annular raised portion whose inner diameter is adapted to the joint portion of the anvil and stirrup. The center of the annular raised portion and the connected first lower plate 12 are provided with a through hole. It is larger than the diameter of the long protrusion 5 of the incus.

Described side wall plate 8 and the first upper plate 9 plane portion and the relative position of the curved surface portion open the opening of shape and its matching, the described side wall plate 8 lower part is provided with rectangular opening, the length of rectangle is not less than described stapes bottom plate portion The diameter and width of 7 are not greater than the distance from the top of the annular raised portion to the bottom of the bottom portion of the stapes.

The connecting rod 13 is provided with a torsion spring 14 on the part passing through the bionic malleus part and the bionic incus part and the part extending therefrom. When the motion range of the upper segment of the bionic malleus is small, the hammer anvil slides relatively along the direction of the connecting rod 13 together, and the torsion spring 14 is compressed, effectively protecting the hammer and stirrup joint.

The center of the curved surface of the first upper plate 9 is provided with an opening, and the opening is provided with a second spring 16 for controlling the displacement of the connecting part of the bionic malleus. Both ends of the second spring 16 are respectively connected to the opening. At the upper and lower ends of the bionic malleolus, the second spring 16 acts like a button to prevent relative sliding. When the malleus goes down, the second spring 16 gives an upward force, and when the bionic malleus goes up, the spring gives a downward force , which can effectively protect the bionic malleus.

A third spring for controlling the displacement of the incus long protrusion 5 is horizontally disposed at the through hole of the first lower plate 12 . When the vibration is large, the stapes will rotate, and the third spring effectively protects the anvil-staped joint.

The center of the cross section of the hammer handle 1 and the center of the bionic stapes are located on the same straight line.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (9)

1. A damper having a biomimetic ossicular chain structure, comprising: the utility model discloses a bionical people ear auditory ossicle chain's bumper shock absorber main part and bionical people ear inner ear's bumper shock absorber casing, the bumper shock absorber main part assemble in the bumper shock absorber casing, the bumper shock absorber main part includes bionical malleus portion, bionical incus portion and bionical stapes portion, bionical incus portion includes that upper and lower bottom surface all has hammer handle portion (1) of predetermineeing the radian, hammer head portion (3) unanimous with people ear malleus head portion appearance and is connected connecting portion (2) of bottom surface and hammer head portion under the hammer handle portion, bionical incus portion include hammer anvil joint portion (4) and the hammer anvil joint portion that the tup portion form matches with have long process portion (5) of predetermineeing the hammering angle that extend, bionical incus joint portion (6) and stapes base plate portion (7) that the stapes joint portion (5) link to each other, the through-hole of connecting rod (13) is seted up to the horizontal direction after hammer head portion (3) are connected with hammer anvil, connecting rod (13) pass bionical malleus portion and bionical incus portion and fix on the bumper shock absorber casing of both sides, incudostapedial joint portion (6) with stapes bottom plate portion (7) are through first spring coupling.

2. The damper with the bionic ossicular chain structure according to claim 1, wherein the damper housing comprises side wall plates at both sides and a protection chamber at the center, the protection chamber comprises an upper first upper plate (9), a second upper plate (10), and a lower first lower plate (12), a second lower plate (11), the first upper plate (9) is connected with the second upper plate (10) through bolts, the second upper plate (10) is connected with the second lower plate (11) through bolts, the second lower plate (11) is connected with the first lower plate (12) through bolts, and the first lower plate (12) is connected with the first upper plate (9) through bolts.

3. The damper with the bionic ossicular chain structure according to claim 2, wherein the first upper plate (9) comprises a plane portion and a curved surface portion with a certain radian, and a spring groove portion for placing a spring for testing is further provided.

4. The damper with biomimetic ossicular chain structure according to claim 2, wherein the bottom surface of the first lower plate (12) is provided with an annular protrusion having an inner diameter adapted to the anvil-stirrup joint, the center of the annular protrusion and the connected first lower plate (12) being provided with a through hole having a diameter larger than the diameter of the anvil long process (5).

5. The damper with bionic ossicular chain structure according to claim 4, characterized in that the side wall plate (8) is provided with an opening matching the shape thereof at a position opposite to the plane portion and the curved portion of the first upper plate (9), the lower portion of the side wall plate (8) is provided with a rectangular opening, the length of the rectangle is not less than the diameter of the stapes footplate portion (7), and the width is not more than the distance from the top of the annular convex portion to the bottom of the stapes footplate portion (7).

6. The damper with bionic ossicular chain structure according to claim 1, wherein the portion of the connecting rod (13) passing through the bionic malleus portion and the bionic anvil portion and the portion extending therefrom is provided with a torsion spring (14).

7. The damper with the bionic ossicular chain structure according to claim 3, wherein an opening is formed in the center of the curved surface portion of the first upper plate (9), a second spring (16) for controlling the displacement of the connecting portion of the bionic ossicle portion is disposed at the opening, and both ends of the second spring (16) are respectively connected to the upper end portion and the lower end portion of the opening.

8. The damper with bionic ossicular chain structure according to claim 4, wherein a third spring for controlling the displacement of the incus long protrusion (5) is horizontally disposed at the through hole of the first lower plate (12).

9. The damper with biomimetic ossicular chain structure according to claim 1, characterized in that a center of a cross section of the hammer shank portion (1) and a center of the biomimetic stapes portion are located on a same straight line.

Images