CN206754258U - A kind of buffer unit - Google Patents

Abstract

The utility model discloses a kind of buffer unit,Including connecting plate,The both ends of the connecting plate are fixedly connected with the first elastomer and the second elastomer,The inside of first elastomer and the second elastomer is respectively equipped with the first cushion chamber and the second cushion chamber,The inner surface of first cushion chamber is provided with arc inner wall,The upper surface of first cushion chamber is provided with Impactor,The both ends of second cushion chamber are provided with support block,The lower surface of second cushion chamber is fixedly connected with base,The upper surface of the base is provided with middle hole position,The lower surface of the base is provided with groove,The inside of the groove is fixedly connected with position-limiting ear,The buffer unit makes people when in use being capable of four limbs uniform force by the first elastomer and the second elastomer,It is better protected,And the buffer unit uses level 2 buffering mechanism by the first cushion chamber and the second cushion chamber,So can be with the service life of extension device,Reduce maintenance cost.

Description

A kind of buffer unit

Technical field

Rehabilitation medical instrument technical field is the utility model is related to, specially a kind of buffer unit.

Background technology

At present in athletic rehabilitation class medical product, in order to avoid parts in relative motion and other zero of periphery Part occurs directly or indirectly to collide, and causes damage of components serious or produces noise, straight with caused reaction force Connect or indirect feedback influences rehabilitation efficacy to the body part of patient, it usually needs position installation elastomeric material system occurs in collision The buffer unit of work, play a part of buffering and protecting patient during athletic rehabilitation, existing athletic rehabilitation class product uses Buffer unit be mainly block elastomeric and tubular elastomer, block elastomeric is limited in by space collide after deflection Small, compression distance is short after deformation, and the stress of parts is undergone mutation, and buffered feedback effect is poor, easily causes patient to carry out rehabilitation During limbs bear the reaction force of suddenly change, be unable to reach the purpose of rehabilitation, or even cause to damage, tubular elastomer category After first-level buffer, multiple impact, elastomer shape also can be along with plastic deformation when occurring elastic deformation, and long-term collision can produce Raw irreversible change in shape, elastomer can not revert to original state, be greatly reduced feedback body while service life reduction Test, while can also increase the maintenance cost of product.

Utility model content

The purpose of this utility model is to provide a kind of buffer unit, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides following technical scheme：A kind of buffer unit, including connecting plate, institute The both ends for stating connecting plate are fixedly connected with the first elastomer and the second elastomer, and first elastomer is interior with the second elastomer Portion is respectively equipped with the first cushion chamber and the second cushion chamber, and the inner surface of first cushion chamber is provided with arc inner wall, and described first The upper surface of cushion chamber is provided with Impactor, and the upper surface of the Impactor is provided with arc impingement area, and the two of second cushion chamber End is provided with support block, and the lower surface of second cushion chamber is fixedly connected with base, and the upper surface of the base is provided with interstitial hole Position, the lower surface of the base are provided with groove, and the both sides of the groove are fixedly connected with position-limiting ear.

Preferably, first elastomer and the second elastomer are formed in one the flexible body of structure.

Preferably, first cushion chamber and the second cushion chamber are hollow structure and the first cushion chamber buffers positioned at second The surface of chamber.

Preferably, first cushion chamber and the second cushion chamber are the circular arc of the shapes such as ellipse.

Preferably, the middle hole position is located at the center of base.

Compared with prior art, the beneficial effects of the utility model are：The buffer unit passes through the first elastomer and second Elastomer make people when in use can four limbs uniform force, be better protected, and the buffer unit passes through One cushion chamber and the second cushion chamber use level 2 buffering mechanism, so can with the service life of extension device, reduce maintenance into This.

Brief description of the drawings

Fig. 1 is buffer unit overall structure diagram of the present utility model；

Fig. 2 is buffer unit elastomer side view of the present utility model.

In figure：11 first elastomers, 12 second elastomers, 13 connecting plates, 111 arc impingement areas, 112 Impactors, 113 One cushion chamber, 114 support blocks, 115 second cushion chambers, 116 bases, 117 grooves, 118 position-limiting ears, 1131 arc inner walls.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of buffer unit, including connecting plate 13, connection The both ends of plate 13 are fixedly connected with the first elastomer 11 and the second elastomer 12, and the first elastomer 11 and the second elastomer 12 are one The inside of the flexible body of forming structure, the first elastomer 11 and the second elastomer 12 is respectively equipped with the first cushion chamber 113 and Two cushion chambers 115, the first cushion chamber 113 and the second cushion chamber 115 are the circular arc of the shape such as ellipse, the He of the first cushion chamber 113 Second cushion chamber 115 is the surface that hollow structure and the first cushion chamber 113 are located at the second cushion chamber 115, is delayed using two level Rush mechanism, during shock, the first cushion chamber 113 and the priority deformation of the second cushion chamber 115, improve security performance, the first cushion chamber 113 Inner surface be provided with arc inner wall 1131, the upper surface of the first cushion chamber 113 is provided with Impactor 112, the upper surface of Impactor 112 Provided with arc impingement area 111, the both ends of the second cushion chamber 115 are provided with support block 114, and the lower surface of the second cushion chamber 115 is fixed Base 116 is connected with, the upper surface of base 116 is provided with middle hole position 131, and middle hole position 131 is located at the centre bit of base 116 Put, play a part of fixing the second cushion chamber 115, the lower surface of base 116 is provided with groove 117, and the both sides of groove 117, which are fixed, to be connected It is connected to position-limiting ear 118.

Operation principle：First elastomer 11 and the second elastomer 12 are linked together by connecting plate 13, the first elasticity The elastomer 12 of body 11 and second is formed in one the flexible body of structure, when people are doing four limbs linkage rehabilitation using the buffer unit Body can be encountered when training unavoidably, like this will not also be ached very much even if some position for having encountered body, and The inside of first elastomer 11 and the second elastomer 12 is respectively equipped with the first cushion chamber 113 and the second cushion chamber 115, this buffering Structure uses level 2 buffering mechanism, and when shock, the first cushion chamber 113 deforms upon first, when being deflected into a certain amount of, Deformation takes place in second cushion chamber 115, terminates until hitting, buffer unit restPoses, and the following table of base 116 Face is additionally provided with groove 117, position-limiting ear 118 is loaded the both sides of groove 117, and second elastomer 12 is consolidated by middle hole position 131 The upper surface of base 116 is scheduled on, when such buffer unit collides with moving component, avoids and is directly touched with frame Hit, damage frame, and be also provided with Impactor 112 in the upper surface of the first cushion chamber 113, at the both ends of the second cushion chamber 115 Provided with support block 114, so can also reduce product component in collision process by noise caused by larger impact and Damage, and reduce buffer unit caused plastic deformation under the effect of long-term alternate stress, increase the service life of product, drop Low-maintenance cost, avoid patient in rehabilitation course by uneven reaction force, the power being particularly mutated, optimization buffering is instead Security performance is improved while feedback experience.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of buffer unit, including connecting plate（13）, it is characterised in that：The connecting plate（13）Both ends be fixedly connected with One elastomer（11）With the second elastomer（12）, first elastomer（11）With the second elastomer（12）Inside be respectively equipped with First cushion chamber（113）With the second cushion chamber（115）, first cushion chamber（113）Inner surface be provided with arc inner wall （1131）, first cushion chamber（113）Upper surface be provided with Impactor（112）, the Impactor（112）Upper surface be provided with Arc impingement area（111）, second cushion chamber（115）Both ends be provided with support block（114）, second cushion chamber（115） Lower surface be fixedly connected with base（116）, the base（116）Upper surface be provided with middle hole position（131）, the base （116）Lower surface be provided with groove（117）, the groove（117）Both sides be fixedly connected with position-limiting ear（118）.

A kind of 2. buffer unit according to claim 1, it is characterised in that：First elastomer（11）With the second elasticity Body（12）The flexible body for the structure that is formed in one.

A kind of 3. buffer unit according to claim 1, it is characterised in that：First cushion chamber（113）It is slow with second Rush chamber（115）For hollow structure and the first cushion chamber（113）Positioned at the second cushion chamber（115）Surface.

A kind of 4. buffer unit according to claim 1, it is characterised in that：First cushion chamber（113）It is slow with second Rush chamber（115）For the circular arc of ellipse.

A kind of 5. buffer unit according to claim 1, it is characterised in that：The middle hole position（131）Positioned at base （116）Center.