阅读说明：本技术 一种儿童滑梯专用滚轮轴 (Roller shaft special for children's slide ) 是由 黄友耐 周联可 于 2019-09-23 设计创作，主要内容包括：本发明公开了一种儿童滑梯专用滚轮轴,包括滚轮轴主体,所述滚轮轴主体一端设置有一号衔接杆,滚轮轴主体另一端设置有二号衔接杆,滚轮轴主体内部一端套设有一号轴承,滚轮轴主体内部一端靠近一号轴承一侧设置有一号限位环。工作人员在将其滚轮轴安装在儿童滑梯上时,可按下一号衔接杆,从而使得一号衔接杆带动一号衔接环、二号衔接环在滚轮轴主体内滑动,并且通过一号衔接环的挤压迫使其压缩弹簧产生形变,二号限位环可对其二号衔接环进行限位操作,一号限位环可对其一号衔接环进行限位,而一号衔接杆将会在一号轴承和二号轴承内进行滑动,从而可很便捷的将其滚轮轴卡接入儿童滑梯内。(The invention discloses a roller shaft special for a slide for children, which comprises a roller shaft main body, wherein one end of the roller shaft main body is provided with a first connecting rod, the other end of the roller shaft main body is provided with a second connecting rod, one end of the inside of the roller shaft main body is sleeved with a first bearing, and one end of the inside of the roller shaft main body, close to the first bearing, is provided with a first limiting ring. When the working personnel install the roller shaft on the slide for children, the first connecting rod can be pressed down, so that the first connecting rod drives the first connecting ring, the second connecting ring slides in the roller shaft main body, the compression spring of the first connecting ring is forced to deform through extrusion of the first connecting ring, the second limiting ring can limit the second connecting ring, the first limiting ring can limit the first connecting ring, the first connecting rod can slide in the first bearing and the second bearing, and the roller shaft can be clamped into the slide for children conveniently.)

1. A roller shaft special for a children slide comprises a roller shaft main body (1) and is characterized in that one end of the roller shaft main body (1) is provided with a first connecting rod (2), the other end of the roller shaft main body (1) is provided with a second connecting rod (3), one end inside the roller shaft main body (1) is sleeved with a first bearing (4), one end inside the roller shaft main body (1) close to one side of the first bearing (4) is provided with a first limiting ring (6), one end inside the roller shaft main body (1) close to one side of the first limiting ring (6) is provided with a first connecting ring (8), one end inside the roller shaft main body (1) close to one side of the first connecting ring (8) is provided with a pressure sleeve (10), one end inside the roller shaft main body (1) close to one side of the pressure sleeve (10) is provided with a second bearing (5), one end inside the roller shaft main body (1) close to one side of the second bearing (5) is provided with a second connecting ring (, a second limiting ring (7) is arranged at one end of the inner part of the roller shaft main body (1) close to one side of the second connecting ring (11);

the other end of the inner part of the roller shaft main body (1) is sleeved with a thread groove (12), and a thread block (13) is connected to the inner part of the thread groove (12) in a threaded manner.

2. The roller shaft special for the children's slide according to claim 1, wherein a second connecting ring (15) is embedded in the inner wall of one end of the roller shaft body (1), a first connecting ring (14) is embedded in the inner wall of the other end of the roller shaft body (1), the first connecting rod (2) is movably connected with the second connecting ring (15), and the second connecting rod (3) is movably connected with the first connecting ring (14).

3. The roller shaft special for the children's slide according to claim 1, characterized in that the first joint rod (2) is transversely inserted at one end of the roller shaft body (1), and the second joint rod (3) is transversely inserted at the other end of the roller shaft body (1).

4. The roller shaft special for the children's slide according to claim 1, wherein the outer walls of the first bearing (4) and the second bearing (5) are both limited and fixed with the roller shaft body (1), and the inner walls of the first bearing (4) and the second bearing (5) are both movably connected with the first connecting rod (2).

5. The roller shaft special for the children's slide according to claim 1, wherein the first limiting ring (6) and the second limiting ring (7) are fixedly connected with the roller shaft main body (1), and the inner hole diameters of the first limiting ring (6) and the second limiting ring (7) are larger than the diameter of the first connecting rod (2).

6. The roller shaft special for the children's slide according to claim 1, wherein the first connecting ring (8) and the second connecting ring (11) are fixedly sleeved on the peripheral side surface of the first connecting rod (2), and the pressing sleeve (10) is slidably sleeved on the peripheral side surface of the first connecting rod (2).

7. The roller shaft special for the children's slide according to claim 1, wherein the compression spring (9) is wound around the periphery of the first connecting rod (2) at the position between the first connecting ring (8) and the pressing sleeve (10), and the first connecting ring (8) is connected with the pressing sleeve (10) through the compression spring (9).

8. The roller shaft special for the children's slide according to claim 1, characterized in that the thread block (13) is fixedly connected with the second connecting rod (3).

Technical Field

The invention relates to a roller shaft, in particular to a roller shaft special for a child slide.

Background

The unpowered roller is also called a roller way. There are two kinds of long roller way and short roller way. The roller surface shape of the long roller way is cylindrical, conical and curved, the cylindrical long roller way is widely applied, the roller conveyor is suitable for conveying various boxes, bags, trays and other articles, and bulk materials, small articles or irregular articles need to be conveyed on the trays or in the turnover box. The material conveying device can convey a single material with large weight or bear large impact load, the roller lines are easy to connect and filter, and a complex logistics conveying system can be formed by a plurality of roller lines and other conveyors or special machines to meet various process requirements. The roller conveyor has simple structure, high reliability and convenient use and maintenance.

However, the existing roller for the child slide cannot be well installed, and when the inner space size of the child slide and the whole size of the roller shaft slightly deviate, the roller shaft cannot be well clamped and limited. Accordingly, those skilled in the art have provided a roller shaft dedicated to a child slide to solve the problems set forth in the background art.

Disclosure of Invention

The invention aims to provide a roller shaft special for a child slide, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a roller shaft special for a children slide comprises a roller shaft main body, wherein one end of the roller shaft main body is provided with a first connecting rod, the other end of the roller shaft main body is provided with a second connecting rod, one end inside the roller shaft main body is sleeved with a first bearing, one end inside the roller shaft main body, close to one side of the first bearing, is provided with a first limiting ring, one end inside the roller shaft main body, close to one side of the first limiting ring, is provided with a first connecting ring, one end inside the roller shaft main body, close to one side of the first connecting ring, is provided with a pressing sleeve, one end inside the roller shaft main body, close to one side of the pressing sleeve, is provided with a second bearing, one end inside the roller shaft main body, close to one side of the second bearing, is provided with a second connecting ring;

the other end of the inside of the roller shaft main body is sleeved with a thread groove, and a thread block is connected to the inside of the thread groove in a threaded mode.

When the working personnel install the roller shaft on the slide for children, the first connecting rod can be pressed down, so that the first connecting rod drives the first connecting ring, the second connecting ring slides in the roller shaft main body, the compression spring of the first connecting ring is forced to deform through extrusion of the first connecting ring, the second limiting ring can limit the second connecting ring, the first limiting ring can limit the first connecting ring, the first connecting rod can slide in the first bearing and the second bearing, and the roller shaft can be clamped into the slide for children conveniently. And when the distance size in the slide for children and the whole size of the roller shaft have slight deviation to lead to the fact that the roller shaft can not be fine carry out the joint spacing, the staff accessible rotates No. two linking rods, drives the thread block through No. two gag lever posts and rotates in the thread groove to the length of No. two linking rods of adjustable No. two, the roller shaft of being convenient for is whole to be adjusted.

As a further scheme of the invention: the inner wall of one end of the roller shaft main body is inlaid with a second connecting ring, the inner wall of the other end of the roller shaft main body is inlaid with a first connecting ring, a first connecting rod is movably connected with the second connecting ring, and a second connecting rod is movably connected with the first connecting ring.

As a still further scheme of the invention: the first connecting rod is transversely inserted at one end of the roller shaft main body, and the second connecting rod is transversely inserted at the other end of the roller shaft main body.

As a still further scheme of the invention: the outer walls of the first bearing and the second bearing are both limited and fixed with the roller shaft main body, and the inner walls of the first bearing and the second bearing are both movably connected with the first connecting rod.

As a still further scheme of the invention: the first limiting ring and the second limiting ring are fixedly connected with the roller shaft main body, and the inner hole diameter of the first limiting ring and the inner hole diameter of the second limiting ring are larger than the diameter of the first connecting rod.

As a still further scheme of the invention: the first connecting ring and the second connecting ring are fixedly sleeved on the peripheral side face of the first connecting rod, and the abutting sleeve is slidably sleeved on the peripheral side of the first connecting rod.

As a still further scheme of the invention: the periphery of the first connecting rod is positioned in the first connecting ring and the middle of the pressing sleeve clamp, and the first connecting ring is wound with a compression spring and connected with the pressing sleeve through the compression spring.

As a still further scheme of the invention: the thread block is fixedly connected with the second connecting rod.

Compared with the prior art, the invention has the beneficial effects that:

when the working personnel install the roller shaft on the slide for children, the first connecting rod can be pressed down, so that the first connecting rod drives the first connecting ring, the second connecting ring slides in the roller shaft main body, the compression spring of the first connecting ring is forced to deform through extrusion of the first connecting ring, the second limiting ring can limit the second connecting ring, the first limiting ring can limit the first connecting ring, the first connecting rod can slide in the first bearing and the second bearing, and the roller shaft can be clamped into the slide for children conveniently. And when the distance size in the slide for children and the whole size of the roller shaft have slight deviation to lead to the fact that the roller shaft can not be fine carry out the joint spacing, the staff accessible rotates No. two linking rods, drives the thread block through No. two gag lever posts and rotates in the thread groove to the length of No. two linking rods of adjustable No. two, the roller shaft of being convenient for is whole to be adjusted.

Drawings

Fig. 1 is a schematic structural view of a roller shaft dedicated for a child slide.

Fig. 2 is an external view of a roller shaft for a child slide.

Fig. 3 is a schematic structural view of a pressing sleeve in a roller shaft special for a child slide.

In the figure: 1. a roller shaft body; 2. a connecting rod I; 3. a second connecting rod; 4. a first bearing; 5. a second bearing; 6. a first limit ring; 7. a second limiting ring; 8. a first engagement ring; 9. a compression spring; 10. pressing the sleeve; 11. a second connecting ring; 12. a thread groove; 13. a thread block; 14. a first connecting ring; 15. and a second connecting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a roller shaft for a children's slide includes a roller shaft body 1, one end of the roller shaft main body 1 is provided with a first connecting rod 2, the other end of the roller shaft main body 1 is provided with a second connecting rod 3, one end of the inside of the roller shaft main body 1 is sleeved with a first bearing 4, one side, close to the first bearing 4, of one end of the inside of the roller shaft main body 1 is provided with a first limiting ring 6, one side, close to the first limiting ring 6, of one end of the inside of the roller shaft main body 1 is provided with a first connecting ring 8, one side, close to the first connecting ring 8, of one end of the inside of the roller shaft main body 1 is provided with a pressing sleeve 10, one side, close to the pressing sleeve 10, of one end of the inside of the roller shaft main body 1 is provided with a second bearing 5, one side, close to the second bearing 5, of one end of the inside of the roller shaft main body;

the other end of the interior of the roller shaft main body 1 is sleeved with a thread groove 12, and a thread block 13 is connected to the interior of the thread groove 12 in a threaded manner.

When the working personnel install the roller shaft on the children slide, the first connecting rod 2 can be pressed down, so that the first connecting rod 2 drives the first connecting ring 8, the second connecting ring 11 slides in the roller shaft main body 1, the compression spring 9 of the first connecting ring 8 is forced to deform through extrusion of the first connecting ring 8, the second limiting ring 7 can limit the second connecting ring 11, the first limiting ring 6 can limit the first connecting ring 8, the first connecting rod 2 can slide in the first bearing 4 and the second bearing 5, and the roller shaft can be clamped into the children slide conveniently. When the distance size in the slide for children slightly deviates from the whole size of the roller shaft, the roller shaft cannot be clamped and limited well, a worker can rotate the second connecting rod 3 and drive the thread block 13 to rotate in the thread groove 12 through the second limiting rod 3, so that the length of the second connecting rod 3 can be adjusted, and the whole roller shaft can be adjusted conveniently.

The inner wall of one end of the roller shaft main body 1 is inlaid with a second connecting ring 15, the inner wall of the other end of the roller shaft main body 1 is inlaid with a first connecting ring 14, a first connecting rod 2 is movably connected with the second connecting ring 15, and a second connecting rod 3 is movably connected with the first connecting ring 14.

The first connecting rod 2 is transversely inserted at one end of the roller shaft main body 1, and the second connecting rod 3 is transversely inserted at the other end of the roller shaft main body 1.

The outer walls of the first bearing 4 and the second bearing 5 are both limited and fixed with the roller shaft main body 1, and the inner walls of the first bearing 4 and the second bearing 5 are both movably connected with the first connecting rod 2.

The first limiting ring 6 and the second limiting ring 7 are fixedly connected with the roller shaft main body 1, and the inner hole diameters of the first limiting ring 6 and the second limiting ring 7 are larger than the diameter of the first connecting rod 2.

The first connecting ring 8 and the second connecting ring 11 are fixedly sleeved on the peripheral side surface of the first connecting rod 2, and the pressing sleeve 10 is slidably sleeved on the peripheral side surface of the first connecting rod 2.

The compression spring 9 is wound at the middle of the clamp between the first connecting ring 8 and the pressing sleeve 10 on the peripheral side of the first connecting rod 2, and the first connecting ring 8 is connected with the pressing sleeve 10 through the compression spring 9.

The thread block 13 is fixedly connected with the second connecting rod 3.

The working principle of the invention is as follows:

when the working personnel install the roller shaft on the children slide, the first connecting rod 2 can be pressed down, so that the first connecting rod 2 drives the first connecting ring 8, the second connecting ring 11 slides in the roller shaft main body 1, the compression spring 9 of the first connecting ring 8 is forced to deform through extrusion of the first connecting ring 8, the second limiting ring 7 can limit the second connecting ring 11, the first limiting ring 6 can limit the first connecting ring 8, the first connecting rod 2 can slide in the first bearing 4 and the second bearing 5, and the roller shaft can be clamped into the children slide conveniently.

When the distance size in the slide for children slightly deviates from the whole size of the roller shaft, the roller shaft cannot be clamped and limited well, a worker can rotate the second connecting rod 3 and drive the thread block 13 to rotate in the thread groove 12 through the second limiting rod 3, so that the length of the second connecting rod 3 can be adjusted, and the whole roller shaft can be adjusted conveniently.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.