CN217185384U

CN217185384U - Multi-angle rotating fixed handrail

Info

Publication number: CN217185384U
Application number: CN202221178319.XU
Authority: CN
Inventors: 崔华忠; 张彬
Original assignee: Qingdao Bojie Environmental Protection Engineering Co ltd
Current assignee: Qingdao Bojie Environmental Protection Engineering Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-08-16
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a multi-angle rotating fixes handrail, including installation piece and fixed block, the up end fixedly connected with hydraulic telescoping rod of installation piece, hydraulic telescoping rod's flexible fixedly connected with connecting block, first cavity has been seted up in the fixed block, the mounting hole has been seted up and has been communicated with first cavity to the lower terminal surface of fixed block. The utility model discloses, cooperation through the handle, the worm, worm wheel and dwang sets up, can drive the reel and rotate, the reel passes through the stay cord, slide and reset spring drive the gag lever post and remove, when the gag lever post inserts in the draw-in groove, can carry out spacing fixed to the handrail body, when the gag lever post breaks away from the draw-in groove, can promote handrail body horizontal direction and rotate, thereby carry out rotation regulation to the handrail body according to the demand of difference, can drive the handrail body through hydraulic telescoping rod and reciprocate, thereby highly adjusting of handrail body, and then the practicality of handrail has been improved.

Description

Multi-angle rotating fixed handrail

Technical Field

The utility model relates to a fixed handrail technical field especially relates to a multi-angle rotating fixed handrail.

Background

The seats are various in types, have great difference according to different use occasions and are classified according to use, such as seats in airports, automobile seats, bus seats, family seats, dining room seats, child safety seats, leisure seats and the like; the materials are classified into aluminum alloy seats, stainless steel seats, iron seats, wooden seats, seats made of other materials and the like;

some seats are not provided with armrest parts, only some short-time use approaches are facilitated, the seats are very inconvenient for a long time, some seats are provided with armrests, but the armrests are usually fixed on the seats, the angles and the heights of the armrests cannot be adjusted according to different requirements, and further the practicability of the armrests is reduced.

In order to solve the above problems, a multi-angle rotating fixed handrail is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art "and some seats do not dispose handrail part, only make things convenient for some short time use ways, and the time is then very inconvenient for a long time, has some seats to have the handrail, but the handrail is fixed on the seat usually, can't adjust the angle and the height of handrail according to the demand of difference, and then has reduced the defect of the practicality" of handrail to a fixed handrail of multi-angle rotation is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multi-angle rotating fixed handrail comprises an installation block and a fixed block, wherein the upper end face of the installation block is fixedly connected with a hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with a connecting block, a first cavity is formed in the fixed block, the lower end face of the fixed block is provided with a mounting hole and communicated with the first cavity, the upper end of the connecting block penetrates through the mounting hole and abuts against the inner wall of the first cavity, a second cavity is formed in the fixed block, a support plate is fixedly connected onto the inner wall of the second cavity, the upper end face of the support plate is rotatably connected with a worm, the worm is engaged and connected with a worm wheel, a rotating rod is horizontally and fixedly inserted into the center of the worm wheel, two winding wheels are symmetrically and fixedly sleeved on the rotating rod, each winding wheel is fixedly connected with a pull rope, and the other ends of the two pull ropes are fixedly connected with a sliding plate together, two gag lever posts of the lower terminal surface symmetry fixedly connected with of slide, a plurality of draw-in grooves have been seted up to the equidistant symmetry of the up end of connecting block, every the lower extreme of gag lever post all runs through the second cavity and supports in the draw-in groove.

Preferably, the lower end face of the sliding plate is symmetrically and fixedly connected with two return springs, and the other end of each return spring is fixedly connected to the inner wall of the second cavity.

Preferably, the connecting block is fixedly sleeved with a limiting plate, the lower end face of the limiting plate abuts against the inner wall of the first cavity, and the limiting plate is rotatably connected to the inner wall of the first cavity.

Preferably, the left side fixedly connected with handrail body of fixed block, both ends are all rotated and are connected on the inner wall of second cavity about the dwang.

Preferably, the upper end of the worm penetrates through the second cavity and is fixedly connected with a handle, and the worm is rotatably connected into the inner wall of the fixing block.

Preferably, the sliding plate is connected to the inner wall of the second cavity in a sliding mode, and the two limiting rods are connected to the inner wall of the fixing block in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

through the handle, the worm, the cooperation setting of worm wheel and dwang, can drive the reel and rotate, the reel passes through the stay cord, slide and reset spring drive the gag lever post and remove, when the gag lever post inserts in the draw-in groove, can carry out spacing fixed to the handrail body, when the gag lever post breaks away from the draw-in groove, can promote handrail body horizontal direction and rotate, thereby carry out rotation regulation to the handrail body according to the demand of difference, can drive the handrail body through hydraulic telescoping rod and reciprocate, thereby highly adjust the handrail body, and then the practicality of handrail has been improved.

Drawings

Fig. 1 is a schematic perspective view of a connecting block in a multi-angle rotating fixed handrail of the present invention;

fig. 2 is a schematic front sectional view of a multi-angle rotating fixed armrest according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 according to the present invention.

In the figure: the handrail comprises an installation block 1, a hydraulic telescopic rod 2, a connecting block 3, a fixing block 4, a limiting plate 5, a worm 6, a worm wheel 7, a rotating rod 8, a rolling wheel 9, a pull rope 10, a return spring 11, a limiting rod 12, a handrail body 13, a first cavity 14, a second cavity 15 and a sliding plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a multi-angle rotating fixed handrail comprises an installation block 1 and a fixed block 4, wherein the upper end surface of the installation block 1 is fixedly connected with a hydraulic telescopic rod 2, the telescopic end of the hydraulic telescopic rod 2 is fixedly connected with a connecting block 3, a first cavity 14 is formed in the fixed block 4, the lower end surface of the fixed block 4 is provided with an installation hole and communicated with the first cavity 14, the upper end of the connecting block 3 penetrates through the installation hole and abuts against the inner wall of the first cavity 14, a second cavity 15 is formed in the fixed block 4, a supporting plate is fixedly connected to the inner wall of the second cavity 15, the upper end surface of the supporting plate is rotatably connected with a worm 6, the worm 6 is engaged with a worm wheel 7, a rotating rod 8 is horizontally and fixedly inserted in the center of the worm wheel 7, two winding wheels 9 are symmetrically and fixedly sleeved on the rotating rod 8, a pulling rope 10 is fixedly connected to each winding wheel 9, and a sliding plate 16 is fixedly connected to the other ends of the two pulling ropes 10, the lower end surface of the sliding plate 16 is symmetrically and fixedly connected with two limiting rods 12, the upper end surface of the connecting block 3 is symmetrically provided with a plurality of clamping grooves at equal intervals, the lower end of each limiting rod 12 penetrates through the second cavity 15 and is abutted in the clamping groove, and the handle, the worm 6, the worm wheel 7 and the rotating rod 8 are arranged in a matching way, the rolling wheel 9 can be driven to rotate, the rolling wheel 9 drives the limiting rod 12 to move through the pull rope 10, the sliding plate 16 and the return spring 11, when the limiting rod 12 is inserted into the clamping groove, the handrail body 13 can be limited and fixed, when the limiting rod 12 is separated from the clamping groove, the handrail body 13 can be pushed to rotate in the horizontal direction, thereby carry out rotation regulation to handrail body 13 according to the demand of difference, can drive handrail body 13 through hydraulic telescoping rod 2 and reciprocate to highly adjusting handrail body 13, and then improved the practicality of handrail.

Wherein, the lower terminal surface symmetry fixedly connected with two reset spring 11 of slide 16, the equal fixed connection of the other end of every reset spring 11 is on the inner wall of second cavity 15, and reset spring 11 can play the effect that resets to slide 16.

Wherein, fixed limiting plate 5 that has cup jointed on the connecting block 3, the lower terminal surface of limiting plate 5 supports on the inner wall of first cavity 14, and limiting plate 5 rotates to be connected on the inner wall of first cavity 14, and limiting plate 5 can play spacing effect to connecting block 3.

Wherein, the left side fixedly connected with handrail body 13 of fixed block 4, both ends are all rotated and are connected on the inner wall of second cavity 15 about dwang 8, and dwang 8 can drive the reel 9 and rotate.

Wherein, the upper end of worm 6 runs through second cavity 15 and fixedly connected with handle, and worm 6 rotates and connects in the inner wall of fixed block 4, and worm 6 can drive worm wheel 7 and rotate.

Wherein, slide 16 sliding connection is on the inner wall of second cavity 15, and the equal sliding connection of two gag lever posts 12 is in the inner wall of fixed block 4, and gag lever post 12 can play spacing fixed effect to the device.

In the utility model, in use, the handle is rotated, the handle can drive the worm 6 to rotate, the worm 6 can drive the rotating rod 8 to rotate through the worm wheel 7, the rotating rod 8 can drive the rolling wheel 9 to rotate, the rolling wheel 9 can drive the sliding plate 16 to move upwards and stretch the reset spring 11 through the stay cord 10, so that the reset spring 11 generates opposite elasticity, meanwhile, the sliding plate 16 can drive the limiting rod 12 to move upwards and break away from the clamping groove, thereby the handrail body 13 can be driven to rotate in the horizontal direction through the fixing block 4, after the moving angle is adjusted, the handle is rotated reversely, through the matching arrangement of the worm 6, the worm wheel 7 and the rotating rod 8, the rolling wheel 9 can be driven to rotate, at the moment, the sliding plate 16 can move downwards under the elastic action of the reset spring 11, the sliding plate 16 can drive the limiting rod 12 to move downwards and insert into the clamping groove, and limit fixing is carried out on the fixing block 4; through the handle, worm 6, worm wheel 7 and dwang 8's cooperation sets up, can drive the reel 9 and rotate, reel 9 passes through stay cord 10, slide 16 and reset spring 11 drive gag lever post 12 and remove, when gag lever post 12 inserts in the draw-in groove, can carry out spacing fixed to handrail body 13, when gag lever post 12 breaks away from the draw-in groove, can promote handrail body 13 horizontal direction and rotate, thereby carry out rotation regulation to handrail body 13 according to the demand of difference, can drive handrail body 13 through hydraulic telescoping rod 2 and reciprocate, thereby highly adjusting handrail body 13, and then the practicality of handrail has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multi-angle rotating fixed handrail comprises an installation block (1) and a fixed block (4), and is characterized in that the upper end face of the installation block (1) is fixedly connected with a hydraulic telescopic rod (2), the telescopic end of the hydraulic telescopic rod (2) is fixedly connected with a connecting block (3), a first cavity (14) is formed in the fixed block (4), the lower end face of the fixed block (4) is provided with a mounting hole and communicated with the first cavity (14), the upper end of the connecting block (3) penetrates through the mounting hole and abuts against the inner wall of the first cavity (14), a second cavity (15) is formed in the fixed block (4), a support plate is fixedly connected to the inner wall of the second cavity (15), the upper end face of the support plate is rotatably connected with a worm (6), a worm wheel (7) is meshed and connected to the worm (6), a rotating rod (8) is horizontally and fixedly inserted in the center of the worm wheel (7), dwang (8) are gone up the fixed two reels of having cup jointed of symmetry (9), every equal fixedly connected with stay cord (10), two on reel (9) the common fixedly connected with slide (16) of the other end of stay cord (10), two gag lever post (12) of the lower terminal surface symmetry fixedly connected with of slide (16), a plurality of draw-in grooves have been seted up to the equidistant symmetry of up end of connecting block (3), every the lower extreme of gag lever post (12) all runs through second cavity (15) and supports in the draw-in groove.

2. The multi-angle rotating fixed handrail of claim 1, wherein the lower end surface of the sliding plate (16) is symmetrically and fixedly connected with two return springs (11), and the other end of each return spring (11) is fixedly connected to the inner wall of the second cavity (15).

3. The multi-angle rotating fixed handrail as claimed in claim 1, wherein a limiting plate (5) is fixedly sleeved on the connecting block (3), a lower end surface of the limiting plate (5) abuts against an inner wall of the first cavity (14), and the limiting plate (5) is rotatably connected to the inner wall of the first cavity (14).

4. The multi-angle rotating fixed handrail of claim 1, wherein a handrail body (13) is fixedly connected to the left side of the fixed block (4), and the left and right ends of the rotating rod (8) are rotatably connected to the inner wall of the second cavity (15).

5. The multi-angle rotating fixed handrail as claimed in claim 1, wherein the upper end of the worm (6) penetrates through the second cavity (15) and is fixedly connected with a handle, and the worm (6) is rotatably connected in the inner wall of the fixed block (4).

6. The multi-angle rotating fixed handrail of claim 1, wherein the sliding plate (16) is slidably connected to the inner wall of the second cavity (15), and both of the limiting rods (12) are slidably connected to the inner wall of the fixed block (4).