Adjustable accompanying chair

Abstract

The utility model discloses an adjustable accompanying chair which comprises a frame body, a bottom cross beam is arranged on the inner side of the lower end of the frame body, a first assembly is rotationally arranged on the inner side of the frame body through a rotating shaft, the end of the first assembly is hinged to a second assembly through a hinge, and the end of the second assembly is hinged to a third assembly through a hinge. A movable support is arranged at the lower end of the third assembly, symmetrically-arranged first supports are arranged on the inner side walls of the two sides of the middle of the frame body, symmetrically-arranged second supports are arranged on the inner walls of the two sides of the right portion of the frame body, and symmetrically-arranged limiting clamping grooves are formed in the edges of the two sides of the lower end face of the third assembly. According to the utility model, the service life of the accompanying chair is prolonged, and the comfort level, the stability and the strength are improved.

Description

TECHNICAL FIELD

[0001] The utility model application relates to the technical field of edge trimmer, and concretely relates to an adjustable accompanying chair. BACKGROUND

[0002] The accompanying chair is the highest frequency of accompanying article in the hospital at present, and the patient who needs to be hospitalized mostly needs personnel accompanying, so that the problem of the accompanying personnel's residence and rest in the ward needs to be solved, and the accompanying chair is born to meet such demand, the conventional accompanying chair has the structure of folding storage, and the accompanying chair after folding can form the form of a seat, so that the accompanying personnel can sit down and rest during the day, and then unfold and lie down when sleeping at night, and the accompanying chair structure is various on the market, therefore, the device for online crushing plate edge, preventing debris from splashing and making the conveying belt neat is the problem to be solved by the inventor. CONTENT OF THE UTILITY MODEL

[0003] In view of the defects of the prior art, the utility model aims at providing an adjustable accompanying chair which can realize online crushing plate edge, prevent debris from splashing and make the conveying belt neat.

[0004] The utility model discloses the technical scheme that the device adopts: an adjustable accompanying chair, it includes frame main body, the lower end inboard of frame main body is provided with bottom crossbeam, the inboard of frame main body is provided with first assembly through pivot rotation, the end of first assembly is hinged and is connected with second assembly through hinge, the end of second assembly is hinged and is connected with third assembly through hinge, the lower end of third assembly is provided with movable support, the both sides inboard wall on the middle part of frame main body is provided with the first support that is provided with symmetry, the both sides inboard wall on the right part of frame main body is provided with the second support that is provided with symmetry, the both sides edge of the lower end surface of third assembly is provided with the limit slot that is provided with symmetry, the left end of first assembly is connected with the socket bracket, the inboard of socket bracket is slidably provided with the plug barrel, the upper end of plug barrel is connected with the pillow, the inboard of the side wall of socket bracket is screw-connected with the fastening bolt, the tail of fastening bolt and the side wall of plug barrel are in contact tightly, the left end of movable support is connected with the limit support.

[0005] Further, the movable support is arranged in the inboard of the two limit slots.

[0006] Further, the first support and the second support are of the same height, equal length and the same thickness.

[0007] Further, the spacing between the two first supports is greater than the width of the movable support, and the movable support does not contact the first support and the second support when moving.

[0008] Further, the first component, the second component and the third component are arranged along a horizontal direction, and the lower end edge of the first component is in contact with the upper end of the second support, and the lower end edge of the second component is in contact with the upper end of the second support.

[0009] Further, the lower end edge of the third component is in contact with the limiting support when the third component is arranged horizontally.

[0010] Further, the left end of the limiting support is in contact with the lower end surface of the first component when the first component and the second component are arranged in a folded manner.

[0011] Further, the left end of the limiting support is provided with an inclined supporting surface.

[0012] The device has the following beneficial effects:

[0013] 1. The device has a unique structure design, and simple structure achieves height adjustment of the pillow part, and in the overall unfolded state, the supporting strength is enhanced through multi-point support, the probability of damage due to uneven stress is reduced, the service life of the accompanying chair is prolonged, the comfort is improved, and the stability and strength are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a structural view of the device.

[0015] Fig. 2 is a structural view of the device in a folded state. Marked in the drawing: 1-frame main body; 2-pivot; 3-first component; 4-second component; 5-third component; 6-moving support; 7-limiting support; 8-inclined supporting surface; 9-first support; 10-second support; 11-tightening bolt; 12-insertion cylinder; 13-socket support; 14-pillow; 15-bottom cross beam. DETAILED DESCRIPTION

[0016] The device will be further described below in conjunction with specific embodiments, and these embodiments are only used to illustrate the device and not used to limit the scope of the device. In addition, it should be understood that after reading the content of the device, those skilled in the art can make various changes or modifications to the device, and these equivalent forms also fall within the scope of the claims.

[0017] Referring to Figs. 1-2The utility model discloses structure view, folding state structure view, sweep material mechanism structure view, rotary cutter structure view, a kind of adjustable accompanying chair, it includes frame main body 1, the lower end inside of frame main body 1 is provided with bottom crossbeam 15, first assembly 3 is rotationally arranged in the inside of frame main body 1 by pivot 2, and the end of first assembly 3 is hingedly connected with second assembly 4, second assembly 4 can rotate around hinge, can make the bottom of first assembly 3, second assembly 4 from opposite setting rotation to the parallel setting of same direction, the end of second assembly 4 is hingedly connected with third assembly 5, and the lower end of third assembly 5 is provided with moving support 6, and the inside wall of both sides in the middle of frame main body 1 is provided with the first support 9 of symmetrical setting, and the inside wall of both sides in the right of frame main body 1 is provided with the second support 10 of symmetrical setting, and the height of first support 9, second support 10 is same, length is equal, and thickness is same, and first support 9, second support 10 are all from the inside of the frame edge of frame main body 1 stretch a length structure, the spacing between two first supports 9 is greater than the width of moving support 6, and moving support 6 is not contacted with first support 9, second support 10 when moving, when storage, moving support 6 moves left along with third assembly 5, and moving support 6 will pass the position of first support 9, second support 10 and not collide with first support 9, second support 10.

[0018] The lower end surface of third assembly 5 two sides edge is provided with the limiting slot of symmetrical setting, and moving support 6 is arranged in the inside of two limiting slots, and when storage, can be limited by being clamped on the outside of first support 9 through limiting slot, so as to idle the movement of moving support 6.

[0019] The left end of first assembly 3 is connected with socket bracket 13, and plug barrel 12 is slidably arranged in the inside of socket bracket 13, and socket bracket 13 and plug barrel 12 are transitionally matched, and the upper end of plug barrel 12 is connected with pillow 14, and the inside of the side wall of socket bracket 13 is threadedly connected with fastening bolt 11, and the tail of fastening bolt 11 is in contact with the side wall of plug barrel 12, and the height of pillow 14 can be adjusted by the cooperation of loose fastening bolt 11, manual pressing pillow 14 and lifting pillow 14, and the adjustment can be completed by adjusting to suitable height and tightening fastening bolt 11, and the nut cover of fastening bolt 11 is provided with nut cover for facilitating manual rotation.

[0020] The left end of the moving support 6 is connected with a limiting support 7. When the device is unfolded, the first component 3, the second component 4 and the third component 5 are horizontally placed, the left end of the first component 3 is supported by the rotating shaft 2, the right end of the first component 3 is supported by the second support 10, the left end of the second component 4 is supported by the first support 9, the lower end surface of the right end of the second component 4 is in contact with the limiting support 7 for support, the third support is supported by the moving support 6, therefore, when the first component 3, the second component 4 and the third component 5 are unfolded and arranged along the horizontal direction, the lower end edge of the first component 3 is in contact with the upper end of the second support 10, the lower end edge of the second component 4 is in contact with the upper end of the second support 10, and the lower end edge of the third component 5 is in contact with the limiting support 7 when the third component 5 is horizontally arranged, so that the force of the two hinges for connection can be reduced to the maximum, the force borne by the hinges can be reduced, the service life of the hinges can be effectively prolonged, and the cost can be reduced.

[0021] When the first component 3 and the second component 4 are folded, the left end of the limiting support 7 is in contact with the lower end surface of the first component 3, the left end of the limiting support 7 is provided with an inclined supporting surface 8, the limiting support 7 is not in contact with the inserting cylinder 12 during storage, the storage process is not affected, and no collision occurs.

[0022] The utility model discloses a unique structure design, simple structure reaches the height of pillow 14 part adjustable, under the whole unfolded state, through the support of multiple point position, strengthens the support intensity, reduces the probability of damage because of uneven stress, realizes prolongs the service life of accompanying chair, improves the comfort, improves the stability and the intensity's function of improving.

Claims

1. An adjustable companion chair, characterized by: The utility model provides a kind of frame, including frame body (1), the lower end inner side of the frame body (1) is provided with bottom crossbeam (15), the inner side of the frame body (1) is rotatably provided with first component (3) by rotating shaft (2), the end of the first component (3) is hingedly connected with second component (4), the end of the second component (4) is hingedly connected with third component (5), the lower end of the third component (5) is provided with mobile support (6), the inner wall of both sides in the middle of the frame body (1) is provided with the first support (9) of symmetry, the inner wall of both sides in the right of the frame body (1) is provided with the second support (10) of symmetry, the lower end surface of the third component (5) is provided with the limiting slot of symmetry at both sides edges, the left end of the first component (3) is connected with socket bracket (13), the inner side of socket bracket (13) is slidably provided with insert tube (12), the upper end of insert tube (12) is connected with pillow (14), the inner side of the side wall of socket bracket (13) is threadedly connected with fastening bolt (11), the tail of fastening bolt (11) is tightly arranged with the side wall of insert tube (12), the left end of mobile support (6) is connected with limiting support (7).

2. An adjustable companion chair according to claim 1, wherein: The mobile support (6) is arranged in the inner side of two limiting slots.

3. The adjustable companion chair of claim 1, wherein: The first support (9), second support (10) are same in height, equal in length and same in thickness.

4. An adjustable companion chair according to claim 3, wherein: The spacing between the two first supports (9) is greater than the width of the mobile support (6), and the mobile support (6) does not contact the first support (9) and the second support (10) when moving.

5. The adjustable companion chair of claim 1, wherein: When the first component (3), the second component (4) and the third component (5) are arranged along the horizontal direction, the lower end edge of the first component (3) contacts the upper end of the second support (10), and the lower end edge of the second component (4) contacts the upper end of the second support (10).

6. An adjustable companion chair according to claim 5, wherein: When the third component (5) is horizontally arranged, the lower end edge thereof contacts the limiting support (7).

7. An adjustable companion chair according to claim 1, wherein: When the first component (3) and the second component (4) are folded, the left end of the limiting support (7) contacts the lower end surface of the first component (3).

8. An adjustable companion chair according to claim 7, wherein: The left end of the limiting support (7) is provided with an inclined supporting surface (8).

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