CN215776814U

CN215776814U - Adjustable bed leg device

Info

Publication number: CN215776814U
Application number: CN202121895090.7U
Authority: CN
Inventors: 许月莲
Original assignee: Zhejiang Kangbeide Smart Home Co ltd
Current assignee: Zhejiang Kangbeide Smart Home Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-11
Anticipated expiration: 2031-08-13
Also published as: WO2023015748A1

Abstract

The utility model relates to an adjustable bed leg device in the technical field of electric beds, which comprises: the top section supports the lower side of the bed plate and is detachably connected with the bed plate; at least one section of heightening section coaxial with the top section, wherein the heightening section supports the top section and is in threaded connection with the top section along the axial direction; wherein, increase the section, top section is made by plastics, can be with cost control at lower degree. The axial adjustment can be carried out in a flexible way, that is, the height adjustment can be carried out in a flexible way, the height adjustment range is very large, and the height adjustment range can be expanded according to requirements.

Description

Adjustable bed leg device

Technical Field

The utility model relates to the technical field of electric beds, in particular to bed legs assembled on the lower side of a bed plate of an electric bed.

Background

At present, four bed legs which are distributed in a rectangular shape are arranged on the lower side of a bed plate of an electric bed, and the four bed legs are all inserted into connecting screw holes on the lower side of the bed plate so as to be quickly disassembled and assembled. However, in the prior art, the bed leg has high cost and complex process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable bed leg device which is low in cost and can be flexibly adjusted in the axial direction.

The purpose of the utility model is realized as follows: an adjustable foot rest device comprising:

a top section supporting the underside of the bed deck and detachably connected to the bed deck;

at least one section of heightening section coaxial with the top section, wherein the heightening section supports the top section and is in threaded connection with the top section along the axial direction;

wherein, the heightening section and the top section are both made of plastics.

Furthermore, the heightening sections are provided with a plurality of sections which are sequentially butted along the axial direction, and any two adjacent heightening sections are in threaded connection along the axial direction.

Further, it is cylindric to increase the segmental joint, it is external screw thread portion to increase segmental joint lateral wall upside, it is internal thread hole to increase segmental joint inside wall downside, top segmental joint downside has the screw, and the external screw thread portion that increases the segmental joint upside of highest position and the screw threaded connection of top segmental joint downside increase the segmental joint when arbitrary two adjacent segmental joints that increase, last one increases the internal thread hole suit next external screw thread portion that increases the segmental joint upside of segmental joint downside.

Furthermore, the heightening section is an upper part and a lower part, the outer diameter of the upper part is smaller than that of the lower part, a shaft shoulder is formed at the junction of the upper part and the lower part, and the external thread part is arranged at the upper part of the heightening section;

when any two adjacent heightening sections are butted, an annular axial gap can be formed between the lower side of the previous heightening section and the shaft shoulder of the next heightening section;

an annular axial gap can be formed between the shaft shoulder of the heightening section at the highest position and the lower side of the top section;

a support member is removably disposed in each axial gap.

Further, the supporting piece is of a cylindrical structure, is made of plastic and is sleeved on the upper part of the heightening section, and the axial gap is filled with the supporting piece.

Furthermore, the top section is coaxially and fixedly inserted with a screw, the screw partially protrudes out of the top end of the top section and is inserted into a connecting screw hole in the lower side of the bed plate.

Further, a bottom supporting seat is further arranged and supports and is connected with the heightening section at the lowest side.

Further, the bottom support seat is made of plastic and is in threaded connection with the heightening section at the lowest side.

The utility model has the beneficial effects that:

1. the cost can be controlled at a lower degree, and the heightening section, the top section, the bottom supporting seat and the supporting piece are all made of plastics;

2. the height adjusting device has the advantages that the axial adjustment can be flexibly carried out, namely, the height adjustment can be flexibly carried out, the height adjusting range is large, the height adjusting range can be expanded according to requirements, firstly, the number and the specification of the height increasing sections can be flexibly set according to the height selecting range, the height can be adjusted in a large range, then, the length of the threaded fit of any two adjacent height increasing sections and the length of the threaded fit of the height increasing section on the highest side and the top section can be controlled on the basis, and the purpose of precisely fine adjusting the height is achieved;

3. structural strength can be ensured, and because the supporting piece is arranged, the axial gap can be filled under the condition that any two adjacent heightening sections form the axial gap and the axial gap is formed between the heightening section and the top section at the highest side, so that a stable supporting effect is generated.

Drawings

FIG. 1 is an assembled view of the present invention without the addition of a support.

Fig. 2 is a schematic diagram of the present invention during the step-up.

Fig. 3 is a schematic view of the present invention with the support member attached after being raised.

Fig. 4 is an axial sectional view of fig. 1.

Fig. 5 is an axial cross-sectional view of fig. 2.

Fig. 6 is an axial cross-sectional view of fig. 3.

Detailed Description

The utility model will be further described with reference to the accompanying figures 1-6 and specific examples.

As shown in fig. 1 to 6, an adjustable foot unit is provided in four, which respectively support four corner sides of the underside of a bed plate, and each foot unit includes:

the top section 1 supports the lower side of the bed plate and is detachably connected with the bed plate, the top section 1 is coaxially and fixedly inserted with a screw rod 4, and the screw rod 4 partially protrudes out of the top end of the top section 1 and is inserted with a connecting screw hole in the lower side of the bed plate;

the plurality of the heightening sections 2 are coaxial with the top section 1, the number and the length specifications of the heightening sections 2 can be determined according to the requirements of customers, the heightening sections 2 support the top section 1 and are in threaded connection with the top section 1 along the axial direction, and any two adjacent heightening sections 2 are in threaded connection along the axial direction;

the bottom supporting seat 3 supports and is in threaded connection with the heightening section 2 at the lowest side by the bottom supporting seat 3.

Wherein, in order to practice thrift the cost, increase section 2, top section 1, bottom sprag seat 3 and make by plastics, all can carry out rapid prototyping through injection mold during actual manufacture, can also lighten weight.

In order to lighten the weight, guarantee structural strength simultaneously, be convenient for carry out altitude mixture control, it is cylindric to increase section 2 above-mentioned, it is external screw thread portion to increase 2 lateral wall upsides of section, it is the internal thread hole to increase 2 inside wall downsides of section, top section 1 seals the open tubular structure of downside for the upside, its downside has the screw, the external screw thread portion of the 2 upside of section of the highest position that increases and the screw threaded connection of 1 downside of top section, when arbitrary two adjacent sections of increasing 2 butt joints, the internal thread hole suit next that increases 2 upsides of section of the 2 downside of last increase section.

The heightening section 2 is an upper part and a lower part, the outer diameter of the upper part is smaller than that of the lower part, a shaft shoulder 2a is formed at the junction of the upper part and the lower part, and an external thread part is arranged at the upper part of the heightening section 2;

when any two adjacent heightening sections 2 are butted, an annular axial gap 5 can be formed between the lower side of the previous heightening section 2 and the shaft shoulder 2a of the next heightening section 2;

an annular axial gap 5 can be formed between the shoulder 2a of the highest elevated section 2 and the underside of the top section 1.

Each axial gap 5 is detachably provided with a support member 6, the support members 6 are cylindrical and made of plastic, the axial length (which can be regarded as the height dimension) of each support member 6 can be flexibly selected and matched and sleeved on the upper part of the heightening section 2, and the support members 6 fill the axial gaps 5, that is, the lower ends of the support members 6 are attached to the shaft shoulders 2a, and the upper ends of the support members abut against the lower sides of the top section 1 or the heightening section 2, so that the axial load (the load in the height direction) is effectively borne, and the structural strength is enhanced.

In the height adjustment, as shown in fig. 1 and 4, first, the number of the raising sections 2 and the axial length specification can be flexibly set in accordance with the height selection range.

As shown in the combined

drawings

2 and 5, when the height of the bed foot is finely adjusted, one or more heightening sections 2 can be rotated, so that the axial length of the whole bed foot is changed, namely the height of the bed foot is changed, the precision degree of the fine adjustment process is guaranteed by the accuracy of thread fit, and the height of the bed foot is finely adjusted accurately.

As shown in the combined

drawings

3 and 6, for one of the combined states of the bed leg, two adjacent heightening sections 2 form an axial gap 5, an annular axial gap 5 can be formed between the shaft shoulder 2a of the heightening section 2 at the highest position and the lower side of the top section 1, the supporting piece 6 is sleeved on the upper part of the heightening section 2, and the supporting piece 6 is utilized to form a stable axial supporting function, so that the pressure of thread fit is dispersed and relieved, and the combined structure of the whole bed leg has higher strength.

While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An adjustable foot rest, comprising:

the top section (1) supports the lower side of the bed plate and is detachably connected with the bed plate;

at least one section of heightening section (2) coaxial with the top section (1), wherein the heightening section (2) supports the top section (1) and is in threaded connection with the top section (1) along the axial direction;

wherein, the heightening section (2) and the top section (1) are both made of plastics.

2. An adjustable foot rest according to claim 1, wherein: the heightening sections (2) are provided with a plurality of sections and are sequentially butted along the axial direction, and any two adjacent heightening sections (2) are in threaded connection along the axial direction.

3. An adjustable foot rest according to claim 2, wherein: increase segmental joint (2) and establish to cylindric, it is external screw thread portion to increase segmental joint (2) lateral wall upside, it is internal thread hole to increase segmental joint (2) inside wall downside, top segmental joint (1) downside has the screw, and the external screw thread portion that increases segmental joint (2) upside and the screw threaded connection of top segmental joint (1) downside of highest position increase the internal screw thread portion of segmental joint (2) downside and when arbitrary adjacent two increased segmental joint (2) butt joints, last one increased the external screw thread portion that increases segmental joint (2) upside down one by the internal screw thread hole suit.

4. An adjustable foot rest according to claim 3, wherein:

the heightening section (2) is divided into an upper part and a lower part, the outer diameter of the upper part is smaller than that of the lower part, a shaft shoulder (2a) is formed at the junction of the upper part and the lower part, and the external thread part is arranged at the upper part of the heightening section (2);

when any two adjacent heightening sections (2) are butted, an annular axial gap (5) can be formed between the lower side of the last heightening section (2) and the shaft shoulder (2a) of the next heightening section (2);

an annular axial gap (5) can be formed between the shaft shoulder (2a) of the heightening section (2) at the highest position and the lower side of the top section (1);

a support (6) is detachably arranged in each axial gap (5).

5. An adjustable foot rest according to claim 4, wherein: the supporting piece (6) is of a cylindrical structure, is made of plastic and is sleeved on the upper part of the heightening section (2), and the axial gap (5) is filled with the supporting piece (6).

6. An adjustable foot rest according to claim 1, wherein: the top section (1) is coaxially and fixedly inserted with a screw rod (4), the screw rod (4) partially protrudes out of the top end of the top section (1) and is inserted into a connecting screw hole in the lower side of the bed plate.

7. An adjustable foot rest according to claim 2, wherein: the bottom supporting seat (3) is further arranged, and the bottom supporting seat (3) supports and is connected with the heightening section (2) at the lowest side.

8. An adjustable foot rest according to claim 7, wherein: the bottom supporting seat (3) is made of plastic and is in threaded connection with the heightening section (2) at the lowest side.