CN211657806U

CN211657806U - Limiting hinge and adjusting bed with same

Info

Publication number: CN211657806U
Application number: CN201922119759.2U
Authority: CN
Inventors: 孔万平
Original assignee: Jiaxing Lang Jue Metal Furniture Co ltd
Current assignee: Jiaxing Lang Jue Metal Furniture Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-10-13
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a limit hinge and an adjusting bed with the structure, wherein the limit hinge comprises a rotating sheet with a notch, and the two ends of the notch of the rotating sheet are respectively and rotatably connected with a first fixing sheet and a second fixing sheet; a limiting bulge is arranged on one side edge of the rotating sheet far away from the notch, and correspondingly, a first limiting pin matched with the limiting bulge is arranged on the first fixing sheet; and the second fixed sheet is provided with a second limit pin for limiting the rotation of the rotating sheet. The utility model discloses simple structure, reasonable in design, this spacing hinge structure constitute by three part and all rotate through the fastener and connect, and are more nimble when folding. The limiting hinge can be used in a mechanical mechanism with a large volume and multiple folding functions, has a limiting function when being horizontally placed after being assembled, and is free of tool during the whole process of horizontally placing the bed body from the bed body and folding.

Description

Limiting hinge and adjusting bed with same

Technical Field

The utility model relates to a hinge machinery technical field, concretely relates to spacing hinge and have regulation bed of this structure.

Background

The state intellectual property office 2017.09.15 discloses a utility model patent with the publication number "CN 206491565U" with the patent name "foldable electric adjusting bed", which describes: folding electrically regulated bed, including bed board, push rod motor, adjustable bedstead, the bed board is laid at adjustable bedstead, and the push rod motor promotes the bed board and faces upward/lie, adjustable bedstead is collapsible, the bed board divide into a plurality of independent plate bodies, and adjacent plate body is articulated mutually, two adjacent plate bodies of articulated mutually, one of them plate body and adjustable bedstead fixed connection, characterized in that: the adjustable bed frame also comprises supporting legs, and the supporting legs are detachably arranged with the adjustable bed frame; the adjustable bed frame comprises a front frame, a rear frame and a front support frame, wherein the front frame and the rear frame are both frame structures made of square tubes or/and angle irons, and the front frame and the rear frame are rotatably installed by adopting a hinge mechanism; the front support frame is pivoted with the front frame, one end of a push rod motor is pivoted with the front frame, the other end of the push rod motor is pivoted with the front support frame, the front support frame corresponds to a plate body to be adjusted, and a rotating point of the hinge mechanism is positioned below the plane of the adjustable bed frame.

At present, a limit hinge is arranged in an adjusting bed so as to achieve the purpose of multi-section folding of a bed body. The spacing hinge that current regulation bed used only can be used for carrying out the fifty percent discount with adjusting the bed, and two back laminating of the bed body promptly to the longer regulation bed of bed body length, are not conform to UPS express delivery requirement behind the fifty percent discount, and when the multistage was folded, because the thickness that the bed body itself had leads to the unable inseparable laminating in coincide's bed body front.

Based on the circumstances, the utility model provides a spacing hinge can effectively solve above problem.

SUMMERY OF THE UTILITY MODEL

To prior art's situation, for overcoming above defect, the utility model discloses simple structure, reasonable in design, this spacing hinge structure comprises three part (revolving fragment, first stationary blade and second stationary blade), all rotates through the fastener and connects, and is more nimble when folding. The limiting hinge can be used in a mechanical mechanism with a large volume and multiple folding functions, has a limiting function when being horizontally placed after being assembled, and is free of tool during the whole process of horizontally placing the bed body from the bed body and folding. Especially the clearance between the folding back hinge is very little, can apply to the mechanical mechanism who has a plurality of folding functions, can reduce folding height greatly after folding, has overcome because the thickness that the bed body itself had leads to the problem that the superimposed bed body openly can't closely laminate to can increase the vanning volume in the product logistics transportation, reduce the cost of transportation, accord with UPS express delivery requirement.

The utility model discloses a following technical scheme realizes:

a limit hinge comprises a rotating piece with a notch, wherein a first fixing piece and a second fixing piece are respectively and rotatably connected to two ends of the notch of the rotating piece; a limiting bulge is arranged on one side edge of the rotating sheet far away from the notch, and correspondingly, a first limiting pin matched with the limiting bulge is arranged on the first fixing sheet; and the second fixed sheet is provided with a second limit pin for limiting the rotation of the rotating sheet.

The arrangement of the first limiting pin and the second limiting pin can enable the adjusting bed assembled by the hinge to have a limiting function when being horizontally placed.

Preferably, the rotating pieces are rotatably connected with the first fixing piece and the second fixing piece through fasteners.

More preferably, the fastener comprises a bolt penetrating through the limit hinge, a bushing sleeved on the bolt, a gasket sleeved on the bushing, and a nut in threaded connection with one end of the bolt.

The spacer is arranged among the rotating sheet, the first fixing sheet and the second fixing sheet in a clamping mode, loss caused by abrasion can be reduced, and the service life is prolonged.

Preferably, the first fixing piece and the second fixing piece are both L-shaped.

The utility model provides an adjusting bed, including spacing hinge, spacing hinge is the spacing hinge that the aforesaid provided.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model discloses simple structure, reasonable in design, this spacing hinge structure comprise three part (revolving fragment, first stationary blade and second stationary blade), all rotate through the fastener and connect, and are more nimble when folding. The limiting hinge can be used in a mechanical mechanism with a large volume and multiple folding functions, has a limiting function when being horizontally placed after being assembled, and is free of tool during the whole process of horizontally placing the bed body from the bed body and folding.

Spacing hinge clearance between folding back hinge very little, can use to have a plurality of folding functions's mechanical mechanism in, height after folding can reduce greatly after folding, overcome because the thickness that the bed body itself had leads to the problem that the coincide bed body openly can't closely laminate to can increase the vanning volume in the transportation of product commodity circulation, reduce the cost of transportation, accord with UPS express delivery requirement.

Drawings

Fig. 1 is a schematic structural view of the folded limit hinge of the present invention;

fig. 2 is a schematic structural view of the limit hinge of the present invention before folding;

fig. 3 is an exploded view of the limit hinge according to the present invention;

fig. 4 is a schematic view of the structure of the adjusting bed in a horizontal position and a partially enlarged view;

fig. 5 is a schematic view of a folded side structure of the adjustable bed of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The material of spacing hinge includes but not only is limited to stainless steel material.

A check hinge according to the present invention will be described in detail with reference to fig. 1 to 5.

Example 1:

referring to fig. 1 to 5, an adjustable bed comprises an adjustable bed body and a lower frame assembly 2 fixed below the adjustable bed body, wherein the adjustable bed body comprises a backrest part 11, a fixing part 12, a thigh part 13 and a shank part 14; the lower frame assembly 2 includes a front lower frame 21 and a middle lower frame 22 rotatably coupled by a check hinge 3, and a rear lower frame 23 of the middle lower frame 22 rotatably coupled by a hinge assembly 4.

One side of the backrest 11 is rotatably connected to the front lower frame 21, the fixing part 12 is fixedly connected to the middle lower frame 22, one side of the thigh 13 is rotatably connected to the rear lower frame 23, and the other side of the thigh 13 is rotatably connected to the lower leg 14.

The limit hinge 3 comprises a rotating piece 33 with a notch, and two ends of the notch of the rotating piece 33 are respectively and rotatably connected with a first fixing piece 31 and a second fixing piece 32; a limit bulge 303 is arranged on one side edge of the rotating sheet 33 far away from the notch, and correspondingly, a first limit pin 301 matched with the limit bulge 303 is arranged on the first fixing sheet 31; the second fixing plate 32 is provided with a second stopper pin 302 for restricting the rotation of the rotary plate 33.

Further, the limit hinges 3 are symmetrically arranged on two sides of the lower frame assembly 2, and include a first fixing plate 31 fixedly connected with the front lower frame 21, a second fixing plate 32 fixedly connected with the middle lower frame 22, and a rotating plate 33 with two ends rotatably connected with the first fixing plate 31 and the second fixing plate 32 respectively; the first fixing piece 31 and the second fixing piece 32 are respectively screwed and fixedly connected with the front lower frame 21 and the middle lower frame 22.

Further, the rotating pieces 33 are rotatably connected to the first fixing piece 31 and the second fixing piece 32 by the fastening pieces 7. The first fixing piece 31 and the second fixing piece 32 are both L-shaped.

Further, the fastener 7 comprises a bolt 71 penetrating through the limit hinge 3, a bushing 72 sleeved on the bolt 71, a gasket 73 sleeved on the bushing 72, and a nut 74 in threaded connection with one end of the bolt 71.

Further, the hinge assemblies 4 are symmetrically arranged on two sides of the lower frame assembly 2, and comprise a hinge left part 41 fixedly connected with the middle lower frame 22 and a hinge right part 42 fixedly connected with the rear lower frame 23; the left hinge part 41 and the right hinge part 42 are rotatably connected. The hinge left piece 41 and the hinge right piece 42 are welded to the middle lower frame 22 and the rear lower frame 23, respectively.

The folding principle of the adjustable bed is as follows:

when the bed needs to be folded and adjusted, the rear lower frame 23 can be rotated and folded with the middle lower frame 22 in a clockwise direction through the relative rotation of the hinge left piece 41 and the hinge right piece 42, and the bottom surface of the middle lower frame 22 and the bottom surface of the rear lower frame 23 are attached to each other at an angle of approximately zero clearance of 0 degree after the bed is folded; the front lower frame 21 can rotate and fold clockwise through the lower frame 22 in the limit hinge 3, wherein the rotating sheet 33 rotates clockwise along the rotating point 1 relative to the second fixing sheet 32, the rotating point 1 does not move, the front lower frame 21 rotates clockwise along the rotating point 2 relative to the rotating sheet 33, and the rotating point 2 can move, so that the function of adjusting the bed to be folded in three is realized.

The size of the limit hinge 3 can be designed according to the thickness of the bed body per se so as to adapt to the folding of the adjusting bed with different bed body thicknesses.

According to the description and drawings of the present invention, the person skilled in the art can easily make or use the present invention, a spacing hinge structure, and can produce the positive effects described in the present invention.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims

1. The limiting hinge is characterized in that the limiting hinge (3) comprises a rotating piece (33) with a notch, and a first fixing piece (31) and a second fixing piece (32) are respectively and rotatably connected to two ends of the notch of the rotating piece (33); a limiting bulge (303) is arranged on one side edge of the rotating sheet (33) far away from the notch, and correspondingly, a first limiting pin (301) matched with the limiting bulge (303) is arranged on the first fixing sheet (31); the second fixed piece (32) is provided with a second limiting pin (302) for limiting the rotation of the rotating piece (33).

2. A check hinge as claimed in claim 1, wherein: the rotating sheet (33) is rotatably connected with the first fixing sheet (31) and the second fixing sheet (32) through fasteners (7).

3. A spacing hinge according to claim 2, characterized in that: the fastener (7) comprises a bolt (71) penetrating through the limit hinge (3), a bushing (72) sleeved on the bolt (71), a gasket (73) sleeved on the bushing (72), and a nut (74) in threaded connection with one end of the bolt (71).

4. A check hinge as claimed in claim 1, wherein: the first fixing piece (31) and the second fixing piece (32) are both L-shaped.

5. The utility model provides an adjust bed, includes spacing hinge (3), its characterized in that: the check hinge (3) is a check hinge (3) according to any one of claims 1 to 4.