CN219543183U

CN219543183U - Waist bearing structure of mechanical bionic exoskeleton

Info

Publication number: CN219543183U
Application number: CN202320395819.7U
Authority: CN
Inventors: 崔鹏杰
Original assignee: NINGBO TIANYE PRECISION CASTING CO Ltd
Current assignee: NINGBO TIANYE PRECISION CASTING CO Ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-18
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a waist supporting structure of a mechanical bionic exoskeleton, which comprises a waist supporting bracket body, wherein the waist supporting bracket body comprises a first bracket body and a second bracket body, a width adjusting mechanism is connected between the first bracket body and the second bracket body, the width adjusting mechanism comprises a shell, driving parts are arranged on the shell, connecting parts which are controlled by the driving parts to synchronously move are arranged on two sides of the driving parts, the outer ends of the connecting parts are correspondingly connected with the first bracket body and the second bracket body, and a clutch locking mechanism is arranged on the width adjusting mechanism. The utility model has the advantages that: the structure is simple and reasonable, the width adjusting mechanism is controlled by the driving piece to synchronously move by the connecting pieces at two sides, and the width adjusting efficiency can be improved; in addition, the clutch locking mechanism is arranged to lock after the adjustment is completed, so that the reliability of connection is ensured, and misoperation during use is avoided.

Description

Waist bearing structure of mechanical bionic exoskeleton

Technical Field

The utility model relates to the technical field of mechanical bionic exoskeleton manufacturing, in particular to a waist supporting structure of a mechanical bionic exoskeleton.

Background

Along with the development of science and technology, the degree of mechanization in many industries is continuously improved, and a lot of manual labor which is originally completed by workers can be completed by means of mechanical force, but in some occasions, the carrying work still needs to be completed by manpower, when the workers complete carrying actions such as lifting, unloading and moving, the repeated actions of the operators are required, the fatigue is easy to occur to arms, legs, waist and backs and joints once the working time is long, and the parts are easy to be overstrain to be ill for a long time. The mechanical bionic exoskeleton is a wearable exoskeleton, a part of external force is shared through the exoskeleton, and the force is directly transmitted to the ground through the continuous exoskeleton, so that the aim of reducing the stress of the skeleton of a human body is fulfilled.

The supporting structure of waist and abdomen is the important component part of mechanical exoskeleton, and the supporting structure of waist and abdomen dresses in user's waist, and traditional waist and abdomen supporting structure is annular structure and can't adjust annular size, leads to unable adaptation different waistline's user. The prior patent application with the application number of CN20202134959. X is called as a portable power-assisted exoskeleton device for the elderly, the back connecting mechanism of the exoskeleton device comprises at least two groups of supporting plates, and the at least two groups of supporting plates are connected with a back adjusting adhesive tape and an abdomen connecting adhesive tape to form a closed annular structure; in addition, when the lumbar and abdomen supporting structure is worn, the user can only move the supporting structure from the head or after sleeving the supporting structure to the waist, but other exoskeleton structures are connected to the upper and lower parts of the lumbar and abdomen supporting structure, and the closed ring structure causes inconvenience to the wearing of the user, so that the structure of the lumbar and abdomen supporting structure needs to be further improved.

Disclosure of Invention

The utility model aims to overcome the defects and discloses a waist supporting structure of a mechanical bionic exoskeleton, which has the advantages of simple and reasonable structure, convenient wearing and high width adjustment efficiency.

The technical scheme of the utility model is realized as follows:

the utility model provides a mechanical bionic exoskeleton's waist bearing structure, is including waist support bracket body, waist support bracket body including first support body and second support body, first support body and second support body between be connected with width adjustment mechanism, width adjustment mechanism including the shell, the shell on be provided with the driving piece, the both sides of driving piece set up by the connecting piece of driving piece control synchronous movement, the outer end of connecting piece correspond and be connected with first support body, second support body, width adjustment mechanism on be provided with separation and reunion locking mechanical system.

The measures for further optimizing the technical scheme are as follows:

as an improvement, the clutch locking mechanism comprises a first end tooth arranged at the end part of the driving piece, a rear cover is fixed on the shell, and a second end tooth matched with the first end tooth is arranged on the rear cover; the first end tooth is meshed with or separated from the second end tooth through the plugging driving piece, so that the clutch is realized. When the first end teeth are meshed with the second end teeth, the width adjusting mechanism is locked and cannot adjust the width, and when the first end teeth are separated from the second end teeth, the driving piece is released and can adjust the width.

As an improvement, the driving piece is provided with a driving gear, and the connecting pieces are respectively provided with racks meshed with the driving gear. Through the cooperation of drive gear and rack, realize two connecting pieces of driving piece synchronous drive, connect simply, the transmission is reliable.

As an improvement, the connecting piece is provided with a protruding part, the shell is axially provided with a sliding groove, and the protruding part is slidably assembled in the corresponding sliding groove. The sliding groove plays a guiding role on the protruding part in the assembly of the sliding groove, so that the connecting piece is ensured to move along a straight line.

As an improvement, the driving gear is provided with a prismatic section, and the casing is internally provided with a clamp spring matched with the prismatic section. Through the cooperation of jump ring and prismatic section for the driving piece has the sense of setback when rotating, can improve user's operation feel.

As improvement, clutch gear jump ring is assembled in the shell, the drive piece on be provided with clutch gear jump ring matched with first gear groove and second gear groove. The clutch gear clamp spring is embedded into the gear groove, so that the driving piece can be prevented from sliding axially, and the reliability of a clutch state is further ensured.

As an improvement, the connecting piece is arranged in a central symmetry way by taking the central shaft of the driving piece as a symmetry point.

As an improvement, the connecting piece is provided with scale marks. The scale marks facilitate the user to intuitively understand the position to which the width is adjusted.

As an improvement, a limiting part for limiting the inward movement position of the connecting piece is arranged in the shell.

As an improvement, the connecting piece is axially provided with a limiting groove with a closed inner side, and the shell is provided with a limiting piece extending into the limiting groove.

The connecting piece is limited in the casing, and the maximum distance that the connecting piece inwards moved is limited to spacing portion, and the cooperation of locating part and spacing groove then has limited the maximum distance that the connecting piece outwards moved.

As an improvement, the outer end of the driving piece is provided with a knob. The maximum rotation radius of the driving piece is increased due to the arrangement of the knob, so that the operation is more labor-saving.

Compared with the prior art, the utility model has the advantages that:

the waist supporting structure of the mechanical bionic exoskeleton has the advantages that the structure is simple and reasonable, the waist supporting bracket adopts a supporting structure, the rigidity and the strength of the supporting bracket are ensured, and when the mechanical bionic exoskeleton is used, the waist supporting bracket and the abdomen supporting bracket are in butt joint to form an annular structure; for the user who is suitable for different waistlines, the width of waist support bracket is adjustable, and its width adjustment mechanism is by the connecting piece synchronous motion of driving piece control both sides, can improve width adjustment's efficiency. In addition, the clutch locking mechanism is arranged to lock after the adjustment is completed, so that the reliability of connection is ensured, and misoperation during use is avoided.

Drawings

FIG. 1 is a perspective view of an embodiment of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a cross-sectional block diagram of the width adjustment mechanism of FIG. 1;

FIG. 4 is an exploded view of a clutch locking mechanism according to an embodiment of the present utility model;

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is an exploded view of an alternate view of the clutch locking mechanism of the present utility model;

fig. 7 is a perspective view of the driving member of fig. 6.

The names of the reference numerals in the drawings of the present utility model are:

the clutch gear comprises a first bracket body 1, a second bracket body 2, a shell 3, a sliding groove 3a, a rear cover 31, a second end tooth 31a, a limiting part 32, a limiting part 33, a driving part 4, a first end tooth 4a, a prismatic section 6a, a first gear groove 4b, a second gear groove 4c, a knob 41, a connecting piece 5, a scale mark 5a, a rack 51, a protruding part 52, a limiting groove 53, a driving gear 6, a clamp spring 7 and a clutch gear clamp spring 8.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings:

as shown in fig. 1 to 7, a waist supporting structure of a mechanical bionic exoskeleton comprises a waist supporting bracket body, wherein the waist supporting bracket body comprises a first bracket body 1 and a second bracket body 2, a width adjusting mechanism is connected between the first bracket body 1 and the second bracket body 2, the width adjusting mechanism comprises a shell 3, a driving piece 4 is arranged on the shell 3, connecting pieces 5 which are controlled by the driving piece 4 to synchronously move are arranged on two sides of the driving piece 4, the outer ends of the connecting pieces 5 are correspondingly connected with the first bracket body 1 and the second bracket body 2, and a clutch locking mechanism is arranged on the width adjusting mechanism.

The clutch locking mechanism comprises a first end tooth 4a arranged at the end part of the driving piece 4, a rear cover 31 is fixed on the shell 3, and a second end tooth 31a matched with the first end tooth 4a is arranged on the rear cover 31; the first end tooth 4a is engaged with or disengaged from the second end tooth 31a by inserting and extracting the driving member 4.

For convenience of machining, the driving member 4 and the first end teeth 4a are fixed together by screws after being machined respectively.

The driving member 4 is provided with a driving gear 6, and the connecting members 5 are respectively provided with racks 51 meshed with the driving gear 6. In the embodiment, the driving gear 6 is engaged with the racks 51 on the connecting pieces 5 at two sides to realize synchronous movement of the connecting pieces 5 at two sides, so that the device has a simple structure and stable and reliable transmission. The synchronous movement of the connecting piece 5 can be realized in other possible ways, such as setting a cam surface on the driving piece 4, setting a reset piece between the connecting piece 5 and the shell 3, and controlling the extension length of the connecting piece 5 by the abutment of the cam surface and the connecting piece 5, so as to achieve the effect of adjusting the width.

The connecting piece 5 is provided with a protruding part 52, the shell 3 is axially provided with a sliding groove 3a, and the protruding part 52 is slidably assembled in the corresponding sliding groove 3 a.

The driving gear 6 is provided with a prismatic section 6a, and the casing 3 is internally provided with a clamp spring 7 matched with the prismatic section 6 a.

In this embodiment, the prismatic section 6a is in an eight-prismatic structure, the snap spring 7 is in a -shaped structure, and the snap spring 7 clamps the corresponding two side surfaces, so that the driving piece 4 has a pause feeling when rotating, and the hand feeling when adjusting by a user is improved.

The clutch gear clamp spring 8 is assembled in the shell 3, and the driving piece 4 is provided with a first gear groove 4b and a second gear groove 4c which are matched with the clutch gear clamp spring 8. Through the cooperation of separation and reunion gear jump ring 8 and first gear groove 4b, second gear groove 4c, can prevent the axial displacement of driving piece 4, guarantee the reliability when driving piece 4 is locked.

The connecting piece 5 is arranged in a central symmetry way by taking the central axis of the driving piece 4 as a symmetry point. By this arrangement, the structure can be made more compact.

The connecting piece 5 is provided with scale marks 5a. The connecting piece 5 is provided with scale marks, and corresponds to the marks of '0', '1', '2', '3', '4' to correspond to different width gears, and the gears correspond to the gears on the abdomen support bracket. The scale marks 5a are arranged so that a user can intuitively know the position to which the width is adjusted.

The shell 3 is internally provided with a limiting part 32 for limiting the inward movement position of the connecting piece 5.

The connecting piece 5 is axially provided with a limit groove 53 with a closed inner side, and the shell 3 is provided with a limit piece 33 extending into the limit groove 53. The limiting piece 33 is in threaded connection with the shell 3, and the lower end of the limiting piece 33 stretches into the limiting groove 53.

The movement range of the connecting piece 5 in the shell 3 is limited by the limiting part 32 and the limiting part 33, the limiting part 32 limits the maximum displacement of the inward movement of the connecting piece 5, and when the end part of the connecting piece 5 abuts against the limiting part 32, the connecting piece 5 cannot continue to move inwards so as to avoid collision of the connecting pieces 5 at two sides. The cooperation of the limiting piece 33 and the limiting groove 53 limits the maximum displacement of the connecting piece 5 moving outwards, when the inner side end surface of the limiting groove 53 is propped against the limiting piece 33, the connecting piece 5 cannot continue to move outwards, and the design can avoid the rack 51 from being separated from the driving gear 6.

The outer end of the driving member 4 is provided with a knob 41. The knob 41 is arranged to facilitate the rotation of the driving member 4, so that the operation is more labor-saving.

The waist support bracket adopts the support structure, so that the rigidity of the support bracket can be improved, and the waist support bracket and the abdomen support bracket are matched for use when the waist support bracket is used. When a user wears the abdomen support bracket and the waist support bracket in a butt joint mode to form an annular structure to be worn on the waist of the user, quick connection interfaces are arranged at the end portions of the first support body 1 and the second support body 2, and the abdomen support bracket is convenient to butt joint with the abdomen support bracket. The waist support bracket and the abdomen support bracket are designed in a split mode, and the waist support bracket is convenient to wear.

In order to be suitable for the user of different waistlines, the width of waist support bracket and belly support bracket is all adjustable, and waist support bracket body is including first support body 1, second support body 2 and width adjustment mechanism, and width adjustment mechanism sets up driving piece 4 in shell 3 to be provided with connecting piece 5 respectively in driving piece 4's both sides, first support body 1 is connected to one of them connecting piece 5, and second support body 2 is connected to another connecting piece 5, through rotating driving piece 4, by the cooperation of drive gear 6 and rack 51, realizes the synchronous interior shift or the outer shift of both sides connecting piece 5, thereby realizes the regulation of waist support bracket width.

In order to ensure the stability of the structure after the width adjustment, the waist support structure is further provided with a clutch locking mechanism, when the driving piece 4 is pulled out, the first end teeth 4a on the end surface of the driving piece 4 are separated from the second end teeth 31a on the rear cover 31, the clutch gear clamp spring 8 enters the first gear groove 4b, at the moment, the driving piece 4 can rotate freely, and the width can be adjusted through the rotation of the driving piece 4; after the width adjustment is completed, the driving piece 4 is inserted inwards, so that the first end teeth 4a on the end surface of the driving piece 4 are meshed with the second end teeth 31a on the rear cover 31, the clutch gear clamp spring 8 enters the second gear groove 4c, locking is realized, the driving piece 4 cannot rotate after locking, and the adjusted width is kept stable.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims

1. The utility model provides a mechanical bionic exoskeleton's waist bearing structure, is characterized by including waist support bracket body: the waist support bracket comprises a first support body (1) and a second support body (2), a width adjusting mechanism is connected between the first support body (1) and the second support body (2), the width adjusting mechanism comprises a shell (3), driving pieces (4) are arranged on the shell (3), connecting pieces (5) capable of synchronously moving are arranged on two sides of the driving pieces (4) under control of the driving pieces (4), and the outer ends of the connecting pieces (5) are correspondingly connected with the first support body (1) and the second support body (2), and a clutch locking mechanism is arranged on the width adjusting mechanism.

2. The lumbar support structure of a mechanical bionic exoskeleton of claim 1, wherein: the clutch locking mechanism comprises a first end tooth (4 a) arranged at the end part of the driving piece (4), a rear cover (31) is fixed on the shell (3), and a second end tooth (31 a) matched with the first end tooth (4 a) is arranged on the rear cover (31); the first end tooth (4 a) is meshed with or separated from the second end tooth (31 a) by inserting and pulling the driving piece (4) so as to realize the separation and the reunion.

3. A lumbar support structure of a mechanically simulated exoskeleton as claimed in claim 2 wherein: the driving piece (4) is provided with a driving gear (6), and the connecting piece (5) is respectively provided with a rack (51) meshed with the driving gear (6).

4. A lumbar support structure of a mechanical bionic exoskeleton according to claim 3, wherein: the connecting piece (5) is provided with a protruding part (52), the shell (3) is axially provided with a sliding groove (3 a), and the protruding part (52) is slidably assembled in the corresponding sliding groove (3 a).

5. The lumbar support structure of a mechanical bionic exoskeleton of claim 4, wherein: the driving gear (6) is provided with a prismatic section (6 a), and the shell (3) is internally provided with a clamp spring (7) matched with the prismatic section (6 a).

6. The lumbar support structure of a mechanical bionic exoskeleton of claim 5, wherein: the clutch gear clamp spring (8) is assembled in the shell (3), and the driving piece (4) is provided with a first gear groove (4 b) and a second gear groove (4 c) which are matched with the clutch gear clamp spring (8).

7. The lumbar support structure of a mechanical bionic exoskeleton of claim 6, wherein: the connecting piece (5) is arranged in a central symmetry way by taking the central shaft of the driving piece (4) as a symmetry point.

8. The lumbar support structure of a mechanical bionic exoskeleton of claim 7, wherein: the connecting piece (5) is provided with a scale mark (5 a).

9. A lumbar support structure of a mechanically biomimetic exoskeleton according to any one of claims 1 to 8, wherein: a limiting part (32) for limiting the inward movement position of the connecting piece (5) is arranged in the shell (3).

10. The lumbar support structure of a mechanical bionic exoskeleton of claim 9, wherein: the connecting piece (5) is axially provided with a limiting groove (53) with a closed inner side, and the shell (3) is provided with a limiting piece (33) extending into the limiting groove (53).