CN219013857U

CN219013857U - Screw rod structure

Info

Publication number: CN219013857U
Application number: CN202223506997.7U
Authority: CN
Inventors: 刘明; 李沛东
Original assignee: Xuanwei Industrial Technology Shenzhen Co ltd
Current assignee: Xuanwei Industrial Technology Shenzhen Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-12
Anticipated expiration: 2032-12-27

Abstract

The utility model belongs to the technical field of screw structures, and provides a screw structure which comprises a base, wherein a first fixed block and a second fixed block are arranged at the top of the base, a screw is arranged between the first fixed block and the second fixed block, a nut seat is arranged on the outer side of the screw, and rotating rods are arranged at two ends of the nut seat; the end part of the screw rod is integrally formed with a connector; a limiting mechanism is arranged on the base at a position corresponding to the rotating rod and used for limiting the rotation of the rotating rod; the end part of the rotating rod is provided with a bearing table; through being provided with lead screw etc. rely on the lead screw rotation to make the dwang at nut seat drive both ends rotate along spacing post precession on the stop gear, and rotate between the tip of dwang and display screen or the plummer of display screen and be connected, the rotation of dwang can order about the display screen to rotate, accomplishes the angle modulation to the display screen.

Description

Screw rod structure

Technical Field

The utility model belongs to the technical field of lead screws, and particularly relates to a lead screw structure.

Background

Lead screws are the most commonly used transmission elements on machine tools and precision machines, and their primary function is to convert rotational motion into linear motion, or torque into axially repeated forces.

The display screen of accuse platform department in current embedding does not possess the function of adjusting the display screen angle, therefore we propose a lead screw structure for adjusting the display screen angle, rely on lead screw structure to combine together with a slewing mechanism, through the rectilinear motion of lead screw, order about slewing mechanism for slewing mechanism can drive the display screen of the display screen plummer of being connected with it and rotate, realizes adjusting the problem of display screen angle, makes the user can observe the functional state of car when driving with a comfortable posture for alleviate fatigue.

Disclosure of Invention

The utility model provides a screw rod structure, which solves the problems in the prior art.

The technical scheme of the utility model is realized as follows:

the screw rod structure comprises a base, wherein a first fixed block and a second fixed block are arranged at the top of the base, a screw rod is arranged between the first fixed block and the second fixed block, a nut seat is arranged on the outer side of the screw rod, and rotating rods are arranged at two ends of the nut seat;

the end part of the screw rod is integrally formed with a connector;

a limiting mechanism is arranged on the base at a position corresponding to the rotating rod and used for limiting the rotation of the rotating rod;

the end part of the rotating rod is provided with a bearing table, and a rotating head is arranged between the bearing table and the rotating rod.

Wherein, the outer wall of the top of the base is provided with a chute at the position corresponding to the nut seat.

Wherein, be provided with the movable pin between nut seat and the dwang.

The limiting mechanism comprises a first lug and a second lug, the first lug is arranged on the bearing table, the second lug is arranged on the base, a movable rod is arranged between the first lug and the second lug, and a limiting column is arranged between the movable rod and the rotating rod.

And a rotating shaft is arranged between the first lug, the second lug and the movable rod.

After the technical scheme is adopted, the utility model has the beneficial effects that:

according to the utility model, the screw rod and the like are arranged, the nut seat drives the rotating rods at the two ends to precess and rotate along the limiting columns on the limiting mechanism by virtue of the screw rod, the end parts of the rotating rods are rotationally connected with the display screen or the bearing table of the display screen, and the rotation of the rotating rods drives the display screen to rotate, so that the angle adjustment of the display screen is completed.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a screw structure according to the present utility model;

FIG. 2 is a schematic view of a first positional relationship between a bearing table and a screw structure;

FIG. 3 is a schematic view of a second positional relationship between a carrier and a lead screw structure.

In the figure, 10, a base; 20. a first bump; 30. a second bump; 40. a movable rod; 50. a rotating shaft; 60. a limit column; 70. a rotating lever; 80. a first fixed block; 90. a nut seat; 100. a second fixed block; 110. a connector; 120. a chute; 130. a screw rod; 140. a carrying platform; 150. the head is turned.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

as shown in fig. 1, a screw structure comprises a base 10, a first fixed block 80 and a second fixed block 100 are arranged at the top of the base 10, a screw 130 is arranged between the first fixed block 80 and the second fixed block 100, a nut seat 90 is arranged at the outer side of the screw 130, and rotating rods 70 are arranged at two ends of the nut seat 90;

the end part of the lead screw 130 is integrally formed with a connector 110;

the end part of the rotating rod 70 is provided with a bearing table 140, and a rotating head 150 is arranged between the bearing table 140 and the rotating rod 70;

the screw rod 130 is connected with the driving unit by virtue of the connector 110, and the driving unit drives the screw rod 130 to rotate, so that the nut seat 90 on the screw rod 130 moves linearly on the screw rod 130, if the nut seat 90 is close to the direction of the first fixed block 80, the nut seat 90 drives the rotating rod 70 at the end part to rotate upwards, the rotating rod 70 drives one end of the display screen or the bearing table 140 of the display screen which is rotationally connected with the rotating rod 70 to rotate, otherwise, the other end of the display screen is rotated, and the driving fatigue is relieved by adjusting the driving posture according to the posture of the driver, so that the driver uses the display screen in a comfortable posture;

the outer wall of the top of the base 10 and the nut seat 90 are provided with a sliding groove 120 at a position corresponding to the position of the nut seat 90, and the nut seat 90 is clamped on the base 10 through the sliding groove 120 to limit the movement direction of the nut seat 90 and prevent the rotating rod 70 from being damaged due to deviation;

wherein, a limiting mechanism is arranged on the base 10 at a position corresponding to the rotating rod 70 for limiting the rotation of the rotating rod 70; a movable pin is arranged between the nut seat 90 and the rotating rod 70; the limiting mechanism comprises a first lug 20 and a second lug 30, the first lug 20 is arranged on the bearing table 140, the second lug 30 is arranged on the base 10, a movable rod 40 is arranged between the first lug 20 and the second lug 30, and a limiting column 60 is arranged between the movable rod 40 and the rotating rod 70; a rotation shaft 50 is provided between the first and

second protrusions

20 and 30 and the movable rod 40;

the limiting post 60 connects the rotating rod 70 with the movable rod 40, the movable rod 40 and the rotating rod 70 can rotate relatively, the movable rod 40 is also connected with the first bump 20 and the second bump 30 by the rotating shaft 50 in a rotating way, therefore, the rotating rod 70 can only rotate along the limiting post 60, the rotating rod 70 is limited, the rotating direction is ensured, and meanwhile, the limiting mechanism can also support the rotating rod 70 to ensure the rotating stability.

Working principle: the screw rod 130 rotates through the driving unit, the nut seat 90 moves linearly on the screw rod 130, so that the rotating rods 70 at the two ends are brought up to rotate, the rotating rods 70 are connected with the movable rods 40 through the limiting columns 60, the rotating direction of the rotating rods 70 is guaranteed, meanwhile, the limiting mechanism can also guarantee the stability of the rotating rods 70 during working, the screw rod mechanism is high in precision, the angle of a screen can be well adjusted, and the use of a driver is facilitated.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The screw rod structure is characterized by comprising a base (10), wherein a first fixed block (80) and a second fixed block (100) are arranged at the top of the base (10), a screw rod (130) is arranged between the first fixed block (80) and the second fixed block (100), a nut seat (90) is arranged on the outer side of the screw rod (130), and rotating rods (70) are arranged at two ends of the nut seat (90);

a connector (110) is integrally formed at the end part of the lead screw (130);

a limiting mechanism is arranged on the base (10) at a position corresponding to the rotating rod (70) and used for limiting the rotation of the rotating rod (70);

the end of the rotating rod (70) is provided with a bearing table (140), and a rotating head (150) is arranged between the bearing table (140) and the rotating rod (70).

2. The screw structure according to claim 1, wherein a chute (120) is formed in a position corresponding to the nut seat (90) on the top outer wall of the base (10).

3. A screw structure according to claim 1, characterized in that a movable pin is provided between the nut seat (90) and the rotating rod (70).

4. The screw structure according to claim 1, wherein the limiting mechanism comprises a first bump (20) and a second bump (30), the first bump (20) is disposed on the bearing table (140), the second bump (30) is disposed on the base (10), a movable rod (40) is disposed between the first bump (20) and the second bump (30), and a limiting column (60) is disposed between the movable rod (40) and the rotating rod (70).

5. A screw structure according to claim 4, characterized in that a rotation shaft (50) is provided between the first (20) and second (30) cams and the movable rod (40).