CN212104888U

CN212104888U - Novel spring screens formula handrail goes up and down device

Info

Publication number: CN212104888U
Application number: CN202020437333.1U
Authority: CN
Inventors: 郭世超
Original assignee: Hangzhou Chaorui Baby Products Co ltd
Current assignee: Shanghai Chaorui Trading Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-08
Anticipated expiration: 2030-03-31

Abstract

The utility model discloses a novel spring clamping type handrail lifting device, which relates to the technical field of guardrail handrails; the limiting auxiliary part is provided with a mounting hole; one end of the limiting nail is matched with the mounting hole, and a second spring is sleeved on the limiting nail; one end of the second spring is matched with the limiting plate on the limiting nail, and the other end of the second spring is matched with the limiting auxiliary part; the L-shaped base is provided with a first upright post; a first spring is sleeved on the first upright post; the inner side of the side wall of the L-shaped base is provided with a U-shaped limiting groove which protrudes outwards; the outer wall of the U-shaped limiting groove is provided with an inclined plane, and the inclined plane is matched with the limiting plate; the end part of the limit nail is matched with the positioning hole on the guide rod. Its structural design is reasonable, convenient operation, and the cost of manufacture is low, has improved the efficiency and the accuracy of regulation, has avoided the drawback that exists among the prior art, and application scope is wide, and the facilitate promotion is used.

Description

Novel spring screens formula handrail goes up and down device

Technical Field

The utility model belongs to the technical field of the guardrail handrail, concretely relates to novel spring screens formula handrail goes up and down device.

Background

Guardrail handrails are applied in many fields, most of the handrail in application is fixed, and in order to facilitate operation and improve use comfort, some guardrail handrails can be adjusted in application, such as various guardrails used by infants, old people or patients; these adjustable guardrail have a lot of applications in the life, but the lift component that the guardrail that uses at present was adjusted is when the operation, and is more loaded down with trivial details, needs both hands cooperation to go on, still needs to accomplish the operation with the help of strength even, and some old person operates very slowly, and misoperation can die the operating parts card even, leads to spare part fracture.

The domestic patent is a portable guardrail handrail lifting device with the application number of 201610244864.7; the principle of the device is that a wrench at the bottom is rotated (pulled) and is pressed all the time, a lifting rod is pushed at the same time until the lifting rod is pushed to a specified position, a pulling piece is loosened and locked and positioned again, in the process, the fixed clamping piece and a clamping hole are matched, and meanwhile, the spring force is matched, the metal clamping piece of the device is complex in structure and more in stations, the size of the lifting device is small, the position given to the clamping piece is smaller, a complex station and the connection of a spring are designed on a smaller clamping piece, a tiny wrench (an adjusting switch) is integrally formed on the outer wall, firstly, the forming process is complex, the cost is high, the probability of NG in the machining process is high, secondly, the adjustment frequency is controlled through a small and thin adjusting piece which is exposed, the service life of the adjusting piece is influenced, and the appearance of the adjusting piece is not smooth, on the contrary, some clothes, lines and the like are easy to hook due to roughness, and the clothes, lines and the like are inconvenient for infants, old people or some users with inconvenient actions.

SUMMERY OF THE UTILITY MODEL

Aiming at solving the problems in the prior art; an object of the utility model is to provide a novel spring screens formula handrail lift device.

The utility model relates to a novel spring clamping type handrail lifting device, which comprises a fixed rod, a guide rod, a fixed lug, a movable lug and a movable handrail; the device also comprises an adjusting piece, a limit nail and a limit auxiliary piece; the fixed hangers are wrapped on the tops of the fixed rod and the guide rod and are fixedly connected with the fixed rod and the guide rod through screws; the bottom of the guide rod is connected with the fixed rod through the matching of a screw and a connecting piece; the section of the guide rod is in a laterally placed convex shape; the tracks formed on the two sides are matched with the movable hangers; the movable hanging lug is wrapped on the top of the limiting auxiliary part; one end of the movable handrail is connected with the movable hanging lug through a screw; the limiting auxiliary part is inserted at the top of the adjusting part; the limiting auxiliary part is wrapped on the upper half section of the adjusting part in a semi-surrounding manner; the limiting auxiliary part is provided with a mounting hole; one end of the limiting nail is matched with the mounting hole, and a second spring is sleeved on the limiting nail; one end of the second spring is matched with the limiting plate on the limiting nail, and the other end of the second spring is matched with the limiting auxiliary part; the adjusting piece comprises an L-shaped base, a first upright post, a first spring and a U-shaped limiting groove; the L-shaped base is provided with a first upright post; a first spring is sleeved on the first upright post; the inner side of the side wall of the L-shaped base is provided with a U-shaped limiting groove which protrudes outwards; the outer wall of the U-shaped limiting groove is provided with an inclined plane, and the inclined plane is matched with the limiting plate; the end part of the limit nail is matched with the positioning hole on the guide rod.

Preferably, the guide rod is a special-shaped aluminum pipe, two symmetrical rails are automatically formed when the two sides of the guide rod are formed, and the guide rod is used for guiding the movable hanging lug to drive the handrail to move.

Preferably, one side of the movable hanging lug is provided with a sliding part which is matched with the track.

Preferably, an upright post II is arranged in the limiting auxiliary part, the upright post II and the upright post I are symmetrical after installation, and the upright post II and the upright post I are used for limiting and guiding the upper end and the lower end of the spring I.

Preferably, the inner side of the bottom of the L-shaped base is provided with a protruding support leg, the support leg is attached to the side wall of the guide rod, when the adjusting piece is adjusted, only slight friction occurs between the support leg and the guide rod, and friction between the whole adjusting piece and the guide rod is avoided.

The utility model discloses a theory of operation: through the U type spacing groove that Y axial elasticity thrust will have the inclined plane, the inclined plane shifts up, promotes spacing nail X axial and moves outward, and the X axial of spacing nail has elasticity thrust, and when the activity hangers moved down, the locating hole on the guide bar can automatic alignment by the spacing nail to let spacing nail and guide bar lock.

The utility model discloses during the operation, from up promoting the regulating part down, (spring one is extruded), U type spacing groove is followed and is moved up, the inclined plane is also moved up in the same place, with the passive back of down of inclined plane complex limiting plate, the stop pin breaks away from the guide bar, can push down movable hangers and drive movable handrail and move down, move down the in-process, the stop pin is crowded forward under the effect of spring two, when meetting the locating hole on the guide bar, the automatic locating hole that blocks of stop pin, stop pin and guide bar lock, a spring drive regulating part resets.

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

the structure design is reasonable, the operation is simple, and the stability is high;

secondly, the operations of displacement and positioning are completed through the elastic adjustment and matching of the X axis and the Y axis, the internal design is simple, and the manufacturing cost is low;

thirdly, the outward appearance of regulating part is level and smooth, can avoid being the trouble that the evagination regulating part of angle brought, has improved the efficiency and the accuracy of regulation.

Fourthly, the adjustment is simple and convenient, the defects in the prior art are avoided, the application range is wide, and the popularization and the application are convenient.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

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

fig. 2 is a matching view of the fixed hangers 3 and the movable hangers 4 of the utility model;

fig. 3 is a schematic perspective view of the adjusting member 6 of the present invention;

fig. 4 and 5 are schematic perspective views of the auxiliary position limiting member 8 of the present invention;

fig. 6 is a schematic view of the middle stop pin 7 of the present invention;

fig. 7 is a front view of the adjusting member 6 according to the present invention;

fig. 8 is a front view of the limit pin 7 and the limit auxiliary member 8 of the present invention;

fig. 9 is a front view of the adjusting member 6, the limiting nail 7 and the limiting auxiliary member 8;

fig. 10 is a schematic view of the guide bar of the present invention.

In the figure: the device comprises a fixed rod 1, a guide rod 2, a fixed hanging lug 3, a movable hanging lug 4 and a movable handrail 5; the device comprises an adjusting piece 6, a limiting nail 7 and a limiting auxiliary piece 8;

positioning holes 21, rails 22;

the device comprises an L-shaped base 61, a first upright post 62, a first spring 63, a U-shaped limit groove 64 and a support leg 65;

a second spring 71, a limit plate 72, a mounting hole 81 and a second upright post 82;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

As shown in fig. 1 to 10, the present embodiment adopts the following technical solutions: the device comprises a fixed rod 1, a guide rod 2, a fixed hanging lug 3, a movable hanging lug 4 and a movable handrail 5; the device also comprises an adjusting part 6, a limit nail 7 and a limit auxiliary part 8; the fixed hanging lug 3 is wrapped on the top of the fixed rod 1 and the top of the guide rod 2 and is fixedly connected with the fixed rod 1 and the guide rod 2 through screws; the bottom of the guide rod 2 is connected with the fixed rod 1 through the matching of a screw and a connecting piece; the section of the guide rod 2 is in a laterally placed convex shape; the tracks 22 formed on the two sides are matched with the movable hangers 4; the movable hanging lug 4 is wrapped on the top of the limiting auxiliary part 8; one end of the movable handrail 5 is connected with the movable suspension loop 4 through a screw; the limiting auxiliary part 8 is inserted at the top of the adjusting part 6; the limiting auxiliary part 8 is wrapped on the upper half section of the adjusting part 6 in a semi-surrounding manner; the limiting auxiliary part 8 is provided with a mounting hole 81; one end of the limit nail 7 is matched with the mounting hole 81, and a second spring 71 is sleeved on the limit nail 7; one end of the second spring 71 is matched with the limit plate 72 on the limit nail 7, and the other end of the second spring 71 is matched with the limit auxiliary part 8; the adjusting part 6 comprises an L-shaped base 61, a first upright post 62, a first spring 63 and a U-shaped limiting groove 64; the L-shaped base 61 is provided with a first upright post 62; a first spring 63 is sleeved on the first upright post 62; the inner side of the side wall of the L-shaped base 61 is provided with a convex U-shaped limiting groove 64; the outer wall of the U-shaped limiting groove 64 is provided with an inclined surface, and the inclined surface is matched with the limiting plate 72; the end part of the limit nail 7 penetrates through the U-shaped limit groove 64 to be matched with the positioning hole 21 on the guide rod 2.

Further, as shown in fig. 10, the guide bar 2 is a special-shaped aluminum tube, and two symmetrical rails 22 are automatically formed when two sides of the guide bar are formed, so as to guide the movable hanging lug 4 to drive the handrail to move; one side of the movable hanging lug 4 is provided with a sliding part which is matched with the track 22.

Further, as shown in fig. 9, a second upright post 82 is arranged in the limiting auxiliary member 8, the second upright post 82 and the first upright post 62 are symmetrical after installation, and the second upright post 82 and the first upright post 62 are used for limiting and guiding the upper end and the lower end of the first spring 63.

Further, the inner side of the bottom of the L-shaped base 61 is provided with a protruding supporting leg 65, the supporting leg 65 is attached to the side wall of the guide rod 2, when the adjusting piece 6 is adjusted, only slight friction occurs between the supporting leg 65 and the guide rod 2, and friction between the whole adjusting piece 6 and the guide rod 2 is avoided.

The operation steps of the specific embodiment are as follows:

1. the hand is placed on the movable hanging lug 4 in a pressing state, the adjusting piece 6 is pushed by fingers from bottom to top, at the moment, the spring I63 is extruded, the U-shaped limiting groove 64 moves upwards along with the movement, the inclined plane also moves upwards along with the movement, the limiting plate 72 matched with the inclined plane is moved backwards, and the limiting nail 7 is separated from the guide rod 2;

2. when the fingers are loosened, the movable hanging lug 4 is pressed downwards by the palm to drive the movable handrail 5 to move downwards, in the downward moving process, the limiting nail 7 is extruded forwards under the action of the second spring 71, when the limiting nail 7 meets the positioning hole 21 in the guide rod 2, the limiting nail 7 is automatically clamped into the positioning hole 21, the limiting nail 7 is buckled with the guide rod 2, and the first spring 63 drives the adjusting piece 6 to reset.

The novel spring clamping type handrail lifting device is reasonable in structural design, simple to operate and high in stability; the operation of displacement and positioning is completed through the elastic adjustment and matching of the X axis and the Y axis, the internal design is simple, and the manufacturing cost is low; the outward appearance of regulating part is leveled, can avoid being the trouble that the evagination regulating part of angle brought, has improved the efficiency and the accuracy of adjusting, has avoided the drawback that exists among the prior art, and application scope is wide, and the facilitate promotion is used.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel spring clamping type handrail lifting device comprises a fixed rod (1), a guide rod (2), a fixed suspension loop (3), a movable suspension loop (4) and a movable handrail (5); the method is characterized in that: the device also comprises an adjusting piece (6), a limit nail (7) and a limit auxiliary piece (8); the fixed hangers (3) are wrapped on the tops of the fixed rod (1) and the guide rod (2) and are fixedly connected with the fixed rod (1) and the guide rod (2) through screws; the bottom of the guide rod (2) is connected with the fixed rod (1) through the matching of a screw and a connecting piece; the section of the guide rod (2) is in a laterally placed convex shape; the tracks (22) formed on the two sides are matched with the movable hangers (4); the movable hanging lug (4) is wrapped on the top of the limiting auxiliary part (8); one end of the movable handrail (5) is connected with the movable suspension loop (4) through a screw; the limiting auxiliary part (8) is inserted at the top of the adjusting part (6); the limiting auxiliary part (8) is wrapped on the upper half section of the adjusting part (6) in a semi-surrounding manner; the limiting auxiliary part (8) is provided with a mounting hole (81); one end of the limiting nail (7) is matched with the mounting hole (81), and a second spring (71) is sleeved on the limiting nail (7); one end of the second spring (71) is matched with the limiting plate (72) on the limiting nail (7), and the other end of the second spring (71) is matched with the limiting auxiliary part (8); the adjusting piece (6) comprises an L-shaped base (61), a first upright post (62), a first spring (63) and a U-shaped limiting groove (64); a first upright post (62) is arranged on the L-shaped base (61); a first spring (63) is sleeved on the first upright post (62); the inner side of the side wall of the L-shaped base (61) is provided with a convex U-shaped limiting groove (64); the outer wall of the U-shaped limiting groove (64) is provided with an inclined surface, and the inclined surface is matched with the limiting plate (72); the end part of the limit nail (7) is matched with the positioning hole (21) on the guide rod (2).

2. The novel spring-retaining handrail lifting device of claim 1, wherein: the guide rod (2) is a special-shaped aluminum pipe, and two symmetrical rails (22) are automatically formed when the two sides of the guide rod are formed.

3. The novel spring-retaining handrail lifting device of claim 1, wherein: one side of the movable hanging lug (4) is provided with a sliding part which is matched with the track (22).

4. The novel spring-retaining handrail lifting device of claim 1, wherein: and a second upright post (82) is arranged in the limiting auxiliary part (8), and the second upright post (82) and the first upright post (62) are symmetrical after being installed.

5. The novel spring-retaining handrail lifting device of claim 1, wherein: the inner side of the bottom of the L-shaped base (61) is provided with a convex supporting leg (65), and the supporting leg (65) is attached to the side wall of the guide rod (2).