Wearable human exoskeleton with adjustable sitting posture angle

Abstract

The utility model discloses a sitting posture angle adjustable wearable human body exoskeleton which comprises an upper supporting piece, a middle supporting piece, a damping rod and a sitting posture adjuster, the upper supporting piece is hinged to the middle supporting piece, and the rear side of the upper supporting piece is hinged to the rear side of the middle supporting piece through the damping rod and the sitting posture adjuster. And the damping rod is hinged with the sitting posture regulator. The defects that in the prior art, the sitting posture angle of a sitting posture exoskeleton is inconvenient to adjust, even the requirement for adjusting various angle sitting postures cannot be met, and the use range of the sitting posture exoskeleton is affected are overcome. According to the wearable human exoskeleton with the adjustable sitting posture angle, adjustment of different sitting postures can be met, the comfort of workers working for a long time is improved, fatigue is relieved, and the working efficiency is improved; the sitting posture is easy to adjust, and a single user can conveniently operate and use the chair.

Description

Technical Field

[0001] The utility model relates to the technical field of seat exoskeleton structure design, in particular to a wearable human exoskeleton with adjustable sitting angle. Background Art

[0002] Musculoskeletal disorders (MSDs) are the most common work-related health problems, among which force and repetition are the key factors leading to various MSDs. In modern factories, assembly line production has become the main production mode of the current manufacturing industry. These types of work have a typical common feature, that is, workers need to stand still, half-squat or squat repeatedly for a long time. Continuous and repetitive posture work will cause muscle strain, which in turn affects the workers' work efficiency. Workers who have been engaged in this type of work for a long time are prone to injury to the leg muscles and lower limb joints, which increases the risk of musculoskeletal-related diseases, and may also shorten their career lifespan and cause serious occupational sequelae. Therefore, in order to reduce workers' muscle damage at work and improve their work efficiency, it is particularly important to design a wearable sitting angle adjustment auxiliary device.

[0003] In the prior art, the sitting exoskeleton is inconvenient to adjust the sitting angle, and even cannot meet the requirements of adjustable sitting angles, which affects the scope of use of the sitting exoskeleton. Utility Model Content

[0004] In view of this, the main purpose of the utility model is to provide a wearable human exoskeleton with adjustable sitting angle that can meet different sitting postures, improve the comfort of workers working for a long time, relieve fatigue, and improve work efficiency; the sitting posture adjustment is simple, and the user can operate it alone to facilitate single-person operation.

[0005] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0006] A wearable human exoskeleton with adjustable sitting angle comprises: an upper support, a middle support, a damping rod and a sitting position adjuster, wherein the upper support and the middle support are hinged, and the damping rod and the sitting position adjuster are also hinged between the rear sides of the upper support and the middle support, and the damping rod and the sitting position adjuster are hinged.

[0007] In a preferred embodiment, the sitting posture adjuster includes: an adjuster body, a button, a spring sheet and a limit head. The lower end of the adjuster body is hinged to the damping rod, the limit head and the upper support member are detachably rotatably connected, the other end of the limit head is connected to the button through a spring sheet, and the button is slidably connected to the lower side of the adjuster body, so that the button pulls the spring sheet, and the spring sheet pulls the limit head away from the upper support member.

[0008] In a preferred embodiment, connecting holes are opened on both sides of the upper end of the regulator body, the limit head is slidably connected to the inside of the connecting hole, the limit head is fixedly connected to a spring sheet on one side inside the connecting hole, the spring sheet is bent downward, and is connected to the button at the middle part of the downward bend.

[0009] In a preferred embodiment, the button includes: a button head, a button rod and a sliding head, the button head is fixedly connected to the button rod, the other end of the button rod is fixedly connected to the sliding head, and the downward bending position of the spring sheet is arranged around the lower middle side of the button rod.

[0010] In a preferred embodiment, the regulator body is provided with a button opening in a plane perpendicular to the connecting hole, and a button groove is provided inside the regulator body parallel to the button opening, the button head is slidably connected inside the button opening, and the sliding head is slidably connected inside the button groove.

[0011] In a preferred embodiment, the regulator body has an upper end sealing structure, the sealing structure is sealed on the upper side of the connecting hole, and the lower side of the connecting hole is in communication with the internal cavity of the regulator body.

[0012] In a preferred embodiment, a sliding groove is provided on the lower bottom surface of the upper support member, and limiting holes are provided at both ends of the sliding groove. The limiting head extends into the limiting holes for limiting or slides along the sliding groove.

[0013] In a preferred embodiment, two sliding grooves are symmetrically provided, two limiting heads are symmetrically provided, the two limiting heads are fixedly connected via a spring sheet, and the two limiting heads extend into the sliding groove.

[0014] In a preferred embodiment, a damping groove is provided on the upper side of the sliding groove, damping protrusions are provided on both sides of the upper end of the damping rod, and the damping protrusions are slidably connected to the inside of the damping groove.

[0015] In a preferred embodiment, it further comprises: a lower support member, the lower end of the damping rod is hinged to the middle support member, and the lower side of the middle support member is adjustably connected to the lower support member;

[0016] In a preferred embodiment, the outer wall of the lower support member is provided with an adjustment protrusion, the middle support member is cylindrical below the hinge at the lower end of the damping rod, an adjustment ring groove is opened inside the cylinder of the middle support member, and a conducting groove is opened between the adjustment ring grooves.

[0017] The wearable human exoskeleton with adjustable sitting angle of the utility model has the following beneficial effects:

[0018] The wearable human exoskeleton with adjustable sitting angle comprises: an upper support, a middle support, a damping rod and a sitting posture adjuster, wherein the upper support and the middle support are hinged, and the damping rod and the sitting posture adjuster are hinged between the rear sides of the upper support and the middle support, and the damping rod and the sitting posture adjuster are hinged.

[0019] The present invention solves the defects in the prior art that the sitting exoskeleton has the problem of inconvenient adjustment of the sitting angle, and even cannot meet the requirements of adjustable sitting angles, thus limiting the use scope of the sitting exoskeleton.

[0020] The wearable human exoskeleton with adjustable sitting angle can meet the needs of different sitting postures, improve the comfort of workers working for long periods of time, relieve fatigue, and improve work efficiency; the sitting posture is easy to adjust, which can be convenient for single-person operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic structural diagram of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0023] Figure 2 It is a schematic structural diagram of a wearable human exoskeleton with adjustable sitting angle connected to a waist belt and a foot connector according to an embodiment of the present disclosure;

[0024] Figure 3 for Figure 2 A schematic diagram of the structure of the rear side of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0025] Figure 4 It is a schematic structural diagram of a sitting posture adjuster of a wearable human exoskeleton with adjustable sitting posture angle according to an embodiment of the present disclosure;

[0026] Figure 5 It is a schematic structural diagram of an adjuster body of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0027] Figure 6 This is a schematic diagram of the connection relationship structure of a button, a spring sheet and a limit head of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0028] Figure 7 for Figure 5 A cross-sectional view of one side of a button opening of an adjuster body of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure is shown;

[0029] Figure 8 for Figure 5 A cross-sectional view of one side of a button slot of an adjuster body of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure is shown;

[0030] Fig. 9 It is a schematic structural diagram of a middle support member of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0031] Fig.10 It is a schematic structural diagram of a lower support member of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure;

[0032] Fig.11 The figure is a schematic structural diagram of a damping rod of a wearable human exoskeleton with adjustable sitting angle according to an embodiment of the present disclosure.

[0033]

Main component symbol description

[0034] 1. Upper support member;

[0035] 11. Sliding groove; 12. Limiting hole; 13. Damping groove;

[0036] 2. Middle support member;

[0037] 3. Damping rod;

[0038] 31. Damping bulge;

[0039] 4. Sitting posture adjuster;

[0040] 41. Regulator body;

[0041] 411, button opening; 412, button slot;

[0042] 42. Button;

[0043] 421, button head; 422, button rod; 423, sliding head;

[0044] 43. Spring leaf;

[0045] 44. Limiting head;

[0046] 45. Connection hole;

[0047] 5. Lower support member; 51. Adjustment protrusion;

[0048] 6. Thigh straps; 7. Seat surface;

[0049] 8. Foot connector; 9. Waist belt. DETAILED DESCRIPTION

[0050] The wearable human exoskeleton with adjustable sitting angle of the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments of the present invention.

[0051] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0052] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0053] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0054] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0055] like Figure 1-Figure 11 As shown, the wearable human exoskeleton with adjustable sitting angle comprises: an upper support 1 for supporting the thigh of the user, a middle support 2 for connecting, a damping rod 3 for damping and buffering, and a sitting angle adjuster 4 for adjusting the sitting angle. The upper support 1 and the middle support 2 are hinged, and the damping rod 3 and the sitting angle adjuster 4 are also hinged between the upper support 1 and the rear side of the middle support 2, and the damping rod 3 and the sitting angle adjuster 4 are hinged.

[0056] By adjusting the hinge position between the sitting posture adjuster 4 and the upper support member 1, the adjustment function at different angles can be met, thereby conveniently meeting various sitting posture angle requirements.

[0057] In order to improve the comfort, preferably, a seat surface 7 is fixedly connected to the upper side of the upper support member 1, and the seat surface is adapted to the user's buttocks structure, thereby increasing the support area and improving the user's comfort.

[0058] In order to improve the cushioning effect of the seat surface 7, preferably, a glass fiber spring is added to the lower side of the seat surface 7, one end of the glass fiber spring is fixed, and the other end is placed under the seat surface 7, which plays a cushioning role when a person sits down.

[0059] In order to improve the connection strength between the upper support 1 and the thigh, a thigh strap 6 is connected to the upper side of the upper support 1 and is bound to the upper side of the user's thigh through the thigh strap 6, thereby improving the connection strength.

[0060] In order to further facilitate the wearing of the user and improve the wearing stability between the entire product and the user after wearing, and prevent it from falling off, the upper side of the upper support member 1 is fixedly connected to a waist belt 9, which is bound and connected to the waist of the wearer.

[0061] Preferably, two exoskeletons are symmetrically arranged at two levels under a waist belt 9, one for each left and right leg, to improve stability and conform to the ergonomic principles of standing and sitting with two legs of the human body.

[0062] In order to facilitate the user to easily adjust the sitting angle, the sitting position adjuster 4 can be adjusted quickly and conveniently during use to meet the use requirements of different angles in different applicable occasions. The sitting position adjuster 4 includes: an adjuster body 41, a button 42, a spring sheet 43 and a limit head 44. The lower end of the adjuster body 41 is hinged with the damping rod 3, the limit head 44 and the upper support 1 can be detachably connected and rotated, and the other end of the limit head 44 is connected to the button 42 through the spring sheet 43. The button 42 is slidably connected to the lower side of the adjuster body 41, so that the button 42 pulls the spring sheet 43, and the spring sheet 43 pulls the limit head 44 out of the upper support 1. The action of the limit head 44 relative to the adjuster body 41 is adjusted by the button 42, so as to achieve the separation or rotation connection between the limit head 44 and the upper support 1, meet the adjustment of the position of the limit head 44, thereby adjusting the support angle of the sitting position adjuster 4, thereby meeting the different support angles of the entire exoskeleton.

[0063] In order to facilitate the button 42 to adjust the limit head 44, the user can quickly adjust and use it. The upper end of the regulator body 41 is provided with connecting holes 45 on both sides, and the limit head 44 is limitedly slidably connected inside the connecting hole 45. The limit head 44 is fixedly connected to a spring sheet 43 on one side inside the connecting hole 45. The spring sheet 43 is bent downward and connected to the button 42 at the middle of the downward bend.

[0064] By pulling the button 42, the spring sheet contracts inward, driving the limit head 44 to separate from the upper support member 1, which is simple and convenient to operate. Further, the limit head 44 is limited by the connection hole 45.

[0065] In order to ensure the stability of the button 42 structure, especially in the pulling process, to avoid the problem of not being able to pull the spring sheet 43. The button 42 includes: a button head 421, a button rod 422 and a sliding head 423. The button head 421 is fixedly connected to the button rod 422, the other end of the button rod 422 is fixedly connected to the sliding head 423, and the lower side of the middle of the button rod 422 is surrounded by the downward bending position of the spring sheet 43. Through the sliding action of the button head 421 and the sliding head 423 along the regulator body 41, it is ensured that the spring sheet 43 can be pulled smoothly during the process of the button rod 422 pulling the spring sheet 43.

[0066] In order to realize the connection between the regulator body 41 and the button 42, the regulator body 41 is provided with a button opening 411 in a plane perpendicular to the connection hole 45, and a button groove 412 is provided inside the other side of the regulator body 41 parallel to the button opening 411, the button head 421 is slidably connected inside the button opening 411, and the sliding head 423 is slidably connected inside the button groove 412. The button opening 411 and the button groove 412 limit the button head 421 and the sliding head 423, so that when the user operates the button 42, the button 42 can pull the spring sheet 43 to slide stably.

[0067] In order to ensure the tightness of the entire structure, the upper end of the regulator body 41 has a sealing structure, which is sealed on the upper side of the connecting hole 45, and the lower side of the connecting hole 45 is connected to the inner cavity of the regulator body 41. The limiting strength of the connecting hole 45 on the limiting head 44 is improved, and the inner part of the connecting hole 45 can pull the limiting head 44 through the spring sheet 43.

[0068] In order to adapt the position adjustment of the limit head 44, so as to realize the requirements of different sitting postures of the entire exoskeleton, a sliding groove 11 is provided on the lower bottom surface of the upper support member 1, and limit holes 12 are provided at both ends of the sliding groove 11. The limit head 44 extends into the limit hole 12 for limit or slides along the sliding groove 11. The limit function of the limit head 44 is ensured by the sliding groove 11, so as to ensure that the limit head 44 will not be separated from the sliding groove 11, thereby avoiding the problem that the entire structure cannot be used.

[0069] In the present embodiment, two limiting holes 12 are provided. Of course, a plurality of limiting holes 12 may be provided inside the sliding groove 11 to satisfy the adjustment of different sitting angles through the plurality of limiting holes 12 .

[0070] In order to ensure the limiting balance of the limit head 44, the sliding groove 11 is symmetrically provided with two limit heads 44, and the two limit heads 44 are symmetrically provided with two limit heads 44. The two limit heads 44 are fixedly connected by a spring sheet, and the two limit heads 44 extend into the two sliding grooves 11 on both sides respectively.

[0071] In order to connect with the damping rod 3, a damping groove 13 is provided on the upper side of the sliding groove 11, and damping protrusions 31 are provided on both sides of the upper end of the damping rod 3, and the damping protrusions 31 are slidably connected inside the damping groove 13. The damping rod 3 slides along the damping groove 13, so that the user can stand up after sitting and sit again, and the user can switch between sitting and standing smoothly, which is convenient for use.

[0072] In order to adjust the support height between the ground and the user, so as to meet the use requirements of users of different heights and improve the adaptability of an exoskeleton, the exoskeleton also includes: a lower support member 5 with a supporting function at the lower end, the lower end of the damping rod 3 is hinged to the middle support member 2, and the lower side of the middle support member 2 is adjustable to connect to the lower support member 5;

[0073] An adjusting protrusion 51 is convexly provided on the outer wall of the lower support member 5. The middle support member 2 is cylindrical below the hinged part of the lower end of the damping rod 3. An adjusting ring groove is provided inside the cylinder of the middle support member 2, and a conducting groove is provided between the adjusting ring grooves.

[0074] By rotating the lower support member 5 relative to the middle support member 2 , the adjusting protrusion 51 and the conducting groove are aligned to meet the conversion of the adjusting protrusion 51 between adjacent adjusting ring grooves.

[0075] Preferably, multiple adjustment ring grooves are provided, and adjacent conducting grooves are staggered to ensure that after one adjustment ring groove is adjusted to another adjustment ring groove, it is offset from the next conducting groove, thereby satisfying the supporting function of the lower support member 5 supported inside the adjustment ring groove by the adjustment protrusion 51.

[0076] Preferably, the foot connector 8 is sleeved on the lower end of the lower support member 5 to improve the balance effect of the entire structure after the user sits.

[0077] When a person is in a standing position, the exoskeleton is in a stretched state as the person stands. Since the waist belt 9, thigh straps 6, and foot connectors 8 are bound to the human body, when a person is in a standing position, the damping rod 3 is in a stretched state along with the upper support member 1; the length of the lower support member 5 is adjusted automatically according to the person's height and movement state, so that the entire device does not affect the person's movements.

[0078] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A wearable human exoskeleton with adjustable sitting angle, characterized in that: include: An upper support member (1), a middle support member (2), a damping rod (3) and a sitting posture adjuster (4); the upper support member (1) and the middle support member (2) are hinged to each other; the damping rod (3) and the sitting posture adjuster (4) are also hinged between the rear sides of the upper support member (1) and the middle support member (2); and the damping rod (3) and the sitting posture adjuster (4) are hinged to each other.

2. The wearable human exoskeleton with adjustable sitting angle according to claim 1, characterized in that: The sitting posture adjuster (4) comprises: an adjuster body (41), a button (42), a spring sheet (43) and a limit head (44); the lower end of the adjuster body (41) is hinged to the damping rod (3); the limit head (44) and the upper support member (1) are detachably rotatably connected; the other end of the limit head (44) is connected to the button (42) via the spring sheet (43); the button (42) is slidably connected to the lower side of the adjuster body (41), so that the button (42) pulls the spring sheet (43), and the spring sheet (43) pulls the limit head (44) to separate from the upper support member (1).

3. The wearable human exoskeleton with adjustable sitting angle according to claim 2, characterized in that: The upper ends of the regulator body (41) are provided with connection holes (45) on both sides, the limit head (44) is slidably connected to the inside of the connection hole (45), the limit head (44) is fixedly connected to a spring sheet (43) on one side inside the connection hole (45), the spring sheet (43) is bent downward, and is connected to the button (42) at the middle of the downward bend.

4. The wearable human exoskeleton with adjustable sitting angle according to claim 3, characterized in that: The button (42) comprises: a button head (421), a button rod (422) and a sliding head (423); the button head (421) is fixedly connected to the button rod (422); the other end of the button rod (422) is fixedly connected to the sliding head (423); and a downwardly bent position of the spring sheet (43) is arranged around the lower middle side of the button rod (422).

5. The wearable human exoskeleton with adjustable sitting angle according to claim 4, characterized in that: The regulator body (41) is provided with a button opening (411) in a plane perpendicular to the connecting hole (45), and a button groove (412) is provided inside the regulator body (41) parallel to the button opening (411); the button head (421) is slidably connected inside the button opening (411), and the sliding head (423) is slidably connected inside the button groove (412).

6. The wearable human exoskeleton with adjustable sitting angle according to claim 3, characterized in that: The regulator body (41) has an upper end sealing structure, the sealing structure seals the upper side of the connection hole (45), and the lower side of the connection hole (45) is in communication with the internal cavity of the regulator body (41).

7. The wearable human exoskeleton with adjustable sitting angle according to claim 2, characterized in that: The lower bottom surface of the upper support member (1) is provided with a sliding groove (11), and limiting holes (12) are provided at both ends of the sliding groove (11). The limiting head (44) extends into the limiting hole (12) to limit or slide along the sliding groove (11).

8. The wearable human exoskeleton with adjustable sitting angle according to claim 7, characterized in that: The sliding grooves (11) are symmetrically provided with two, the limiting heads (44) are symmetrically provided with two, the two limiting heads (44) are fixedly connected via a spring sheet, and the two limiting heads (44) extend into the sliding grooves (11).

9. The wearable human exoskeleton with adjustable sitting angle according to claim 7, characterized in that: A damping groove (13) is provided on the upper side of the sliding groove (11), and damping protrusions (31) are provided on both sides of the upper end of the damping rod (3), and the damping protrusions (31) are slidably connected to the inside of the damping groove (13).

10. The wearable human exoskeleton with adjustable sitting angle according to claim 9, characterized in that: It also comprises: a lower support member (5), the lower end of the damping rod (3) is hinged to the middle support member (2), and the lower side of the middle support member (2) is adjustably connected to the lower support member (5); The outer wall of the lower support member (5) is provided with an adjustment protrusion (51); the middle support member (2) is cylindrical below the hinged portion at the lower end of the damping rod (3); an adjustment ring groove is provided inside the cylinder of the middle support member (2); and a conducting groove is provided between the adjustment ring grooves.

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