Convenient connecting ventilation pipe

Abstract

The utility model relates to a portable connecting ventilation pipe, which aims to solve the technical problems that short-distance movement is caused in the current installation process, a cart is inconvenient to enter in some small places, and the manual movement of the ventilation pipe is strenuous, and comprises a ventilation pipe body, a connecting frame A, a connecting frame B, a square frame and a wheel carrier, the connecting frame A is fixedly arranged at one end of the ventilation pipe body; the connecting frame B is fixedly arranged at the other end of the ventilation pipe body; the connecting frame A on one ventilation pipe body and the connecting frame B on the other ventilation pipe body are fixed through bolts and nuts. The square frame is fixedly arranged on the bottom side of the ventilation pipe body; the wheel carrier is clamped in the square frame; wherein universal wheels are respectively arranged at the four corners of the bottom side of the wheel carrier, and the wheel carrier can be quickly butted and the ventilation pipe body can be conveniently moved according to the actual transportation condition.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation, in particular to a convenient connection ventilation pipe. Background Art

[0002] Ventilation ducts are hollow pipes used for ventilation, usually in round or square shapes. Ventilation ducts are made and installed using plates, profiles, and other main finished materials.

[0003] The square ventilation duct is made of stainless steel and will be moved a short distance during the installation process. It is inconvenient for a cart to enter some small places, and it is laborious to move the ventilation duct manually.

[0004] In view of this, we propose a convenient connection ventilation pipe. Utility Model Content

[0005] The purpose of the utility model is to overcome the deficiencies of the existing technology, adapt to actual needs, and provide a convenient connection ventilation pipe to solve the current technical problems that there will be short-distance movement during the installation process, it is inconvenient for a cart to enter some small places, and it is laborious to move the ventilation pipe manually.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a convenient connecting ventilation pipe, including a ventilation pipe body, a connecting frame A, a connecting frame B, a square frame and a wheel frame;

[0007] The connecting frame A is fixed to one end of the ventilation pipe body;

[0008] The connecting frame B is fixed to the other end of the ventilation pipe body;

[0009] Wherein, the connection frame A on one ventilation duct body and the connection frame B on the other ventilation duct body are fixed by bolts and nuts;

[0010] The square frame is fixedly arranged on the bottom side of the ventilation pipe body;

[0011] The wheel frame is clamped in the frame;

[0012] Wherein, universal wheels are respectively arranged at the four corners of the bottom side of the wheel frame.

[0013] Preferably, the bottom end of the universal wheel is lower than the bottom sides of the connecting frame A and the connecting frame B.

[0014] Preferably, a closed structure is arranged at the joint between the connection frame A on one ventilation duct body and the connection frame B on the other ventilation duct body;

[0015] The closed structure includes a closed frame A and a closed frame B;

[0016] The closed frame A is arranged inside the connecting frame A;

[0017] The cross section of the closed frame A is L-shaped, and the longitudinal end of the closed frame A is fixedly connected to the inner side of the connecting frame A;

[0018] The closed frame B is fixed inside the connecting frame B;

[0019] Among them, a square spring piece is arranged on the inner side of the transverse section of the closed frame A, and the square spring piece is abutted and matched with the square groove opened on the inner side of the closed frame B.

[0020] Preferably, the cross section of the square elastic piece is arc-shaped, and the arched end of the square elastic piece abuts and cooperates with the square groove.

[0021] Preferably, a gap is left between the transverse section of the closed frame A and the closed frame B.

[0022] Preferably, a square rubber pad is fixedly mounted on the abutting side of the square elastic piece, and the arched end of the square rubber pad and the arched end of the square elastic piece are both adapted to the square groove.

[0023] Compared with the prior art, the beneficial effects of the present invention are:

[0024] 1. The utility model has the advantages of quickly docking the wheel frame and conveniently moving the ventilation duct body according to the actual transportation situation by setting a square frame, a wheel frame and a universal wheel, which solves the problem that there will be short-distance movement during the installation process, and it is inconvenient for a cart to enter some small places, and it is laborious to manually move the ventilation duct.

[0025] 2. The utility model has the advantage of sealing the joint between the connection frame A and the connection frame B by arranging the closing frame A, the closing frame B, the square spring piece, the square rubber pad and the square groove, thereby strengthening the sealing performance of the joint between the connection frame A and the connection frame B. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the connection structure of the connection frame A and the connection frame B of the present invention;

[0028] Figure 3 This is a schematic diagram of the cross-sectional structure of the connection between the connection frame A and the connection frame B of the present invention;

[0029] Figure 4 For the utility model Figure 3 A magnified schematic diagram of point A;

[0030] Figure 5 This is a schematic diagram of the wheel frame connection structure of the utility model;

[0031] In the figure: 1. Ventilation duct body; 2. Connection frame A; 3. Connection frame B; 4. Enclosed structure; 5. Frame; 6. Wheel frame; 7. Universal wheel;

[0032] 401, closed frame A; 402, closed frame B; 403, square spring; 404, square rubber pad;

[0033] 4021. Square groove. DETAILED DESCRIPTION

[0034] The present invention is further described below with reference to the accompanying drawings and embodiments:

[0035] Example 1: A convenient way to connect the ventilation pipe, see Figure 1 and Figure 5 ;

[0036] It includes a ventilation pipe body 1, a connecting frame A2, a connecting frame B3, a square frame 5 and a wheel frame 6;

[0037] The connecting frame A2 is fixed to one end of the ventilation duct body 1; the connecting frame B3 is fixed to the other end of the ventilation duct body 1; wherein, the connecting frame A2 on one ventilation duct body 1 and the connecting frame B3 on the other ventilation duct body 1 are fixed by bolts and nuts; the square frame 5 is fixed to the bottom side of the ventilation duct body 1; the wheel frame 6 is clamped in the square frame 5; wherein, universal wheels 7 are respectively arranged at the four corners of the bottom side of the wheel frame 6; the bottom end of the universal wheel 7 is lower than the bottom side of the connecting frame A2 and the connecting frame B3, and when the universal wheel 7 rolls on the ground, the connecting frame A2 and the connecting frame B3 do not contact the ground.

[0038] The utility model has the advantages of quickly docking the wheel frame 6 and conveniently moving the ventilation duct body 1 according to actual transportation conditions by providing the square frame 5, the wheel frame 6 and the universal wheel 7, thereby solving the problem that there will be short-distance movement during the installation process, it is inconvenient for a cart to enter some small places, and it is laborious to manually move the ventilation duct.

[0039] Example 2: A convenient way to connect the ventilation pipe, see Figures 2 to 4 ;

[0040] A closing structure 4 is arranged at the joint between the connection frame A2 on one ventilation duct body 1 and the connection frame B3 on the other ventilation duct body 1;

[0041] The closed structure 4 includes a closed frame A401 and a closed frame B402; the closed frame A401 is arranged on the inner side of the connecting frame A2; wherein the closed frame A401 has an L-shaped cross section, and the longitudinal end of the closed frame A401 is fixedly connected to the inner side of the connecting frame A2; the closed frame B402 is fixedly arranged on the inner side of the connecting frame B3; wherein, a square spring piece 403 is arranged on the inner side of the transverse section of the closed frame A401, and the square spring piece 403 is abutted with the square groove 4021 opened on the inner side of the closed frame B402; the cross section of the square spring piece 403 is arc-shaped, and the square spring piece 403 is fixedly connected to the inner side of the connecting frame A2; wherein, the square spring piece 403 is fixedly connected to the inner side of the connecting frame B3 ... The arched end of 03 abuts against the square groove 4021, and the arc-shaped square spring piece 403 is better bent after being squeezed; a gap is left between the horizontal section of the closed frame A401 and the closed frame B402, which does not affect the passage of the square spring piece 403; a square rubber pad 404 is fixed on the abutting side of the square spring piece 403, and the arched end of the square rubber pad 404 and the arched end of the square spring piece 403 are adapted to the square groove 4021 together. The friction force of the square rubber pad 404 after abutting against the square groove 4021 is greater, and the abutment is more stable.

[0042] The utility model has the advantage of sealing the joint between the connection frame A2 and the connection frame B3 by providing the closing frame A401, the closing frame B402, the square spring piece 403, the square rubber pad 404 and the square groove 4021, thereby enhancing the sealing performance of the joint between the connection frame A2 and the connection frame B3.

[0043] Working Principle: When using the device of the present invention and the universal wheels 7 are needed for transportation according to actual conditions, the wheel frame 6 is placed on the ground, and the ventilation duct body 1 is placed on the wheel frame 6. The wheel frame 6 is correspondingly snapped into the square frame 5, pushing the ventilation duct body 1 for convenient movement. When the ventilation duct bodies 1 are docked with each other, the connecting frame A2 on one ventilation duct body 1 is fixed to the connecting frame B3 on the other ventilation duct body 1 by bolts and nuts. During the docking process, the transverse section of the closed frame A401 is staggered with the closed frame B402, and the arched ends of the square rubber pad 404 and the arched ends of the square spring 403 are squeezed until the arched ends of the square rubber pad 404 and the arched ends of the square spring 403 are correspondingly snapped into the square groove 4021 and abutted.

[0044] The embodiments disclosed in the present invention are preferred embodiments, but are not limited to them. Ordinary technicians in this field can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. As long as they do not deviate from the spirit of the present invention, they are all within the scope of protection of the present invention.

Claims

1. A convenient connecting ventilation pipe, comprising a ventilation pipe body (1), characterized in that: Also includes: A connecting frame A (2) is fixedly mounted on one end of the ventilation pipe body (1); A connecting frame B (3) is fixedly mounted on the other end of the ventilation pipe body (1); Wherein, the connection frame A (2) on one ventilation pipe body (1) and the connection frame B (3) on the other ventilation pipe body (1) are fixed by bolts and nuts; A square frame (5) is fixedly mounted on the bottom side of the ventilation pipe body (1); A wheel frame (6) is clamped in the frame (5); Wherein, universal wheels (7) are respectively arranged at the four corners of the bottom side of the wheel frame (6).

2. A convenient connecting ventilation pipe according to claim 1, characterized in that: The bottom end of the universal wheel (7) is lower than the bottom sides of the connecting frame A (2) and the connecting frame B (3).

3. A convenient connecting ventilation pipe according to claim 1, characterized in that: A closed structure (4) is arranged at the joint between the connection frame A (2) on one ventilation duct body (1) and the connection frame B (3) on the other ventilation duct body (1); The closed structure (4) comprises: A closed frame A (401), arranged inside the connecting frame A (2); The cross section of the closed frame A (401) is L-shaped, and the longitudinal end of the closed frame A (401) is fixedly connected to the inner side of the connecting frame A (2); A closed frame B (402) is fixedly mounted inside the connecting frame B (3); A square spring piece (403) is arranged on the inner side of the transverse section of the closed frame A (401), and the square spring piece (403) abuts and cooperates with a square groove (4021) provided on the inner side of the closed frame B (402).

4. A convenient connecting ventilation pipe according to claim 3, characterized in that: The cross section of the square spring piece (403) is arc-shaped, and the arched end of the square spring piece (403) abuts and cooperates with the square groove (4021).

5. A convenient connecting ventilation pipe according to claim 4, characterized in that: A gap is left between the transverse section of the closed frame A (401) and the closed frame B (402).

6. A convenient connecting ventilation pipe according to claim 5, characterized in that: A square rubber pad (404) is fixedly attached to the abutting side of the square spring piece (403), and the arched end of the square rubber pad (404) and the arched end of the square spring piece (403) are both adapted to the square groove (4021).

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