CN212521596U

CN212521596U - Children bathtub handrail structure

Info

Publication number: CN212521596U
Application number: CN202020609597.0U
Authority: CN
Inventors: 汪蔚; 李庆永
Original assignee: Butong Internet Of Things Technology Shanghai Co ltd
Current assignee: Butong Internet Of Things Technology Shanghai Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-02-12
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a children's bathtub handrail structure, including first U type handrail, second U type handrail and two auto-lock rotary joint, and first U type handrail and second U type handrail both ends form to rotate through two auto-lock rotary joint respectively and connect, auto-lock rotary joint includes first rotating part and the second rotating part that sets up on first U type handrail and the second U type handrail, second rotating part lateral wall intermediate position department opens there is the cell-penetrating, and the cell-penetrating interpolation is equipped with the button, first rotating part and the relative one side of second rotating part all are equipped with the cavity, and all are equipped with the locking tooth that is annular distribution in two cavities. The utility model discloses realize that first U type handrail and second U type handrail can fold, reduce the volume of depositing of handrail, from locking-type structure simultaneously, convenient operation, stability is good.

Description

Children bathtub handrail structure

Technical Field

The utility model relates to a children's bathtub technical field especially relates to a children's bathtub handrail structure.

Background

The child bathtub is a product specially designed for the bathing of young babies. The child bathtub is designed to be foldable for conveniently storing children bathtubs on the market, but the handrail structure of the existing foldable bathtub is not stable enough and the folding operation is troublesome, so that the handrail structure of the child bathtub is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bathtub handrail structure for children.

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

a child bathtub handrail structure comprises a first U-shaped handrail, a second U-shaped handrail and two self-locking rotary joints, and the two ends of the first U-shaped handrail and the second U-shaped handrail are respectively in rotary connection through two self-locking rotary joints, the self-locking rotary joint comprises a first U-shaped armrest, a first rotary part and a second rotary part which are arranged on a second U-shaped armrest, a through groove is arranged in the middle of the side wall of the second rotary part, a button is inserted in the through groove, a cavity is arranged at one side of the first rotating part opposite to the second rotating part, and the two cavities are internally provided with locking teeth which are distributed annularly, the cavities of the first rotating part and the second rotating part are internally inserted with locking toothed rings, the spring part has been placed to position department between locking ring gear and the first rotating part inner wall, spring part and locking ring gear inboard are inserted and are equipped with same bush, the bush forms normal running fit with first rotating part and second rotating part.

Preferably, the number of the locking teeth corresponds to the number of the locking teeth of the locking toothed ring.

Preferably, the button comprises a disc-shaped pressing block and a limiting ring, a buckle piece distributed in an annular shape is arranged at the edge of the outer wall of one side of the disc-shaped pressing block, a clamping groove matched with the buckle piece is formed in the inner side of the limiting ring, a channel for the limiting ring to move is formed in the penetrating groove, and the disc-shaped pressing block is connected with the limiting ring in an insertion mode through the buckle piece.

Preferably, the first rotating part and the second rotating part are integrally formed on the first U-shaped armrest and the second U-shaped armrest, respectively.

Preferably, the middle positions of the first U-shaped handrail and the second U-shaped handrail are provided with connecting pieces, the two connecting pieces are arranged in parallel, and the bottoms of the two connecting pieces are provided with mounting grooves for connection.

The utility model has the advantages that:

through the auto-lock rotary joint who sets up, realize that first U type handrail and second U type handrail can fold, reduce the volume of depositing of handrail, simultaneously from the locking-type structure, convenient operation, stability is good.

Drawings

Fig. 1 is a schematic structural view of a child bathtub handrail structure provided by the present invention;

fig. 2 is an exploded schematic view of a self-locking rotary joint of a handrail structure of a bathtub for children according to the present invention.

In the figure: the self-locking type armrest comprises a first U-shaped armrest body 1, a self-locking rotary joint body 2, a button 2-1, a second rotary part 2-2, a locking toothed ring 2-3, locking teeth 2-4, a first rotary part 2-5, a spring part 2-6, a second U-shaped armrest body 3 and a connecting piece 4.

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.

Referring to fig. 1-2, a bathtub handrail structure for children comprises a first U-shaped handrail 1, a second U-shaped handrail 3 and two self-locking rotary joints 2, wherein two ends of the first U-shaped handrail 1 and the second U-shaped handrail 3 are respectively rotatably connected through the two self-locking rotary joints 2, each self-locking rotary joint 2 comprises a first rotary part 2-5 and a second rotary part 2-2 which are arranged on the first U-shaped handrail 1 and the second U-shaped handrail 3, a through groove is formed in the middle position of the side wall of the second rotary part 2-2, a button 2-1 is inserted into the through groove, cavities are respectively arranged on one side of the first rotary part 2-5 opposite to one side of the second rotary part 2-2, locking teeth 2-4 which are distributed annularly are arranged in the two cavities, and locking tooth rings 2-3 are inserted into the cavities of the first rotary part 2-5 and the second rotary part 2-2, spring parts 2-6 are placed at positions between the locking toothed ring 2-3 and the inner wall of the first rotating part 2-5, the same bushing is inserted into the spring parts 2-6 and the inner side of the locking toothed ring 2-3, and the bushing is in running fit with the first rotating part 2-5 and the second rotating part 2-2.

The utility model discloses in, the quantity of locking tooth 2-4 and the number of teeth one-to-one of locking ring gear 2-3, button 2-1 includes disc press block and spacing ring, and disc press block one side outer wall border position department is equipped with the buckle spare that is the annular distribution, the spacing ring inboard is equipped with the draw-in groove with buckle spare looks adaptation, wear to be equipped with the passageway that supplies the spacing ring activity in the inslot, the disc press block passes through buckle spare and spacing ring and forms bayonet connection, first rotating part 2-5 and second rotating part 2-2 integrated into one piece respectively set up on first U type handrail 1 and second U type handrail 3, first U type handrail 1 and 3 middle part position departments of second U type handrail are equipped with connecting piece 4, and two connecting piece 4 parallel arrangement, and two connecting piece 4 bottoms all open the mounting groove that is used for connecting.

The working principle is as follows: through pressing the disc-shaped pressing block on the button 2-1, the limiting ring is driven to move in the penetrating groove on the second rotating part 2-2, the locking toothed ring 2-3 is driven to move, the locking toothed ring 2-3 is separated from the locking teeth 2-4 in the second rotating part 2-2, the first rotating part 2-5 and the second rotating part 2-2 can rotate mutually, and after the button 2-1 is loosened, the locking toothed ring 2-3 is reset under the elastic action of the spring part 2-6.

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. A bathtub handrail structure for children comprises a first U-shaped handrail (1), a second U-shaped handrail (3) and two self-locking rotary joints (2), wherein two ends of the first U-shaped handrail (1) and the second U-shaped handrail (3) are respectively in rotary connection through the two self-locking rotary joints (2), the bathtub handrail structure is characterized in that the self-locking rotary joints (2) comprise a first rotary part (2-5) and a second rotary part (2-2) which are arranged on the first U-shaped handrail (1) and the second U-shaped handrail (3), a through groove is formed in the middle position of the side wall of the second rotary part (2-2), a button (2-1) is inserted in the through groove, cavities are formed in one opposite side of the first rotary part (2-5) and the second rotary part (2-2), and locking teeth (2-4) which are distributed annularly are arranged in the two cavities, the cavity interpolation of first rotating part (2-5) and second rotating part (2-2) is equipped with locking ring gear (2-3), spring part (2-6) have been placed to position department between locking ring gear (2-3) and first rotating part (2-5) inner wall, spring part (2-6) and locking ring gear (2-3) inboard are inserted and are equipped with same bush, the bush forms normal running fit with first rotating part (2-5) and second rotating part (2-2).

2. A bathtub armrest structure for children as in claim 1, wherein the number of locking teeth (2-4) corresponds one-to-one to the number of teeth of the locking ring (2-3).

3. The bathtub handrail structure for children as claimed in claim 2, wherein the button (2-1) comprises a disc-shaped pressing block and a limiting ring, the edge of the outer wall of one side of the disc-shaped pressing block is provided with a plurality of annularly distributed buckling pieces, the inner side of the limiting ring is provided with a plurality of clamping grooves matched with the buckling pieces, the through grooves are provided with a plurality of channels for the limiting ring to move, and the disc-shaped pressing block is in plug-in connection with the limiting ring through the buckling pieces.

4. A child bathtub armrest structure according to claim 3, characterised in that said first and second rotary parts (2-5, 2-2) are integrally formed on the first and second U-shaped armrests (1, 3), respectively.

5. A bathtub armrest structure for children as defined in claim 4, wherein a connecting piece (4) is arranged at the middle position of the first U-shaped armrest (1) and the second U-shaped armrest (3), the two connecting pieces (4) are arranged in parallel, and the bottom of each connecting piece (4) is provided with a mounting groove for connection.