Air blower pipeline connecting assembly

Abstract

The invention discloses an air blower pipeline connecting assembly. The air blower pipeline connecting assembly comprises an air blower body, a first pipe body, a second pipe body and a connecting assembly. The pressing piece is rotated, then the lower end of the pressing piece is pressed, the lower end of the rotating piece is kept rotating, the spring is compressed, and the second limiting body and the first limiting body are kept separated. The air blower pipeline connecting assembly is compact in structure and ingenious in design. Locking is conducted in the mode that rotation is conducted firstly and then pressing is conducted, the two pipe bodies can be prevented from being separated, meanwhile, matching of external tools is not needed, use in any occasion is facilitated, and the dismounting and mounting efficiency is improved. And meanwhile, the sealing effect between the first pipe body and the second pipe body can be improved through the adopted sealing ring, and air leakage at the pipeline joint is avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air blower, in particular to an air blower pipe connecting assembly. BACKGROUND

[0002] The air blower mainly consists of the following six parts: motor, air filter, air blower body, air chamber, base (also oil tank), oil nozzle. The air blower relies on the eccentric operation of the rotor biased in the cylinder, and the volume between the blades in the rotor groove changes to suck, compress and expel air. The air outlet pipe of the air blower needs to be connected to the external pipe to transport high-pressure gas. At present, the pipe connection adopts the cooperation of hoop and bolt, which needs to be locked and adjusted tightness with tools to avoid gas leakage. For some special occasions, there is no suitable tool, so it is difficult to realize the disassembly and assembly of the pipe, which affects the work progress. SUMMARY

[0003] In order to solve the defects existing in the prior art, the present application provides an air blower pipe connecting assembly.

[0004] The technical scheme of the present application is as follows: An air blower pipe connecting assembly, comprising: An air blower body, the air blower body is provided with an air inlet pipe and an air outlet pipe, A first pipe body is arranged on the air outlet pipe, a second pipe body is connected to the first pipe body, a connecting assembly is arranged symmetrically between the first pipe body and the second pipe body, a first annular body and a second annular body are arranged on the first pipe body, a sealing groove is arranged on the second pipe body, and a sealing ring is arranged in the sealing groove, The connecting assembly is provided with a first arc-shaped body arranged on the first pipe body and a second arc-shaped body arranged on the second pipe body, a rotating piece and a pressing piece are arranged in the middle of the first arc-shaped body, the rotating piece and the pressing piece are installed on the first arc-shaped body through a hinged rod, a first limiting body is arranged on the pressing piece, a second limiting body matched with the first limiting body is arranged on the second arc-shaped body, a spring is arranged between the rotating piece and the first pipe body, and a reset piece is arranged between the rotating piece and the pressing piece, The rotating pressing piece is pressed at the lower end of the pressing piece, the lower end of the rotating piece is kept rotating, the spring is compressed, and the second limiting body is kept separated from the first limiting body.

[0005] In the present application, the middle of the first arc-shaped body forms a movable area, and a hinged hole matched with the hinged rod is arranged on the first arc-shaped body.

[0006] In the present application, a movable hole matched with the hinged rod is arranged on the rotating piece, and the movable hole is arranged in a strip shape.

[0007] In the application, the middle of the rotating piece is formed with a pressing area, a pushing block is arranged in the pressing area, a pushing part and a stepped surface are arranged on the pushing block, a positioning column is arranged on the pushing block, and the spring is arranged on the positioning column.

[0008] In the application, the reset piece is made of rubber material, the middle of the reset piece is formed with a strip-shaped groove, and the hinged rod is installed in the strip-shaped groove.

[0009] In the application, the inner wall of the rotating piece is provided with a first limiting hook, the pressing piece is provided with a second limiting hook matched with the first limiting hook, the first limiting hook and the second limiting hook are in the strip-shaped groove, and the reset piece is kept in a natural state.

[0010] In the application, the middle of the pressing piece is provided with a movable chamber matched with the hinged rod and arranged in rotational symmetry.

[0011] In the application, the lower end of the first limiting body is provided with a limiting block, the upper end of the limiting block is provided with a guide inclined surface, the middle of the second arc-shaped body is formed with a limiting area, the second limiting body is arranged in the limiting area, the lower end of the second limiting body is formed with a convex block matched with the limiting block, the convex block is provided with a sliding groove and a notch, the limiting block is arranged in the sliding groove, and the arc-shaped angle of the notch is equal to the arc-shaped angle of the movable chamber.

[0012] In the application, the sealing ring is composed of a base, a sealing end and an elastic arm, the sealing end and the elastic arm are arranged on the base, a limiting opening is arranged between the sealing end, the elastic arm and the base, a sealing opening is formed between the sealing end and the elastic arm, a recess is arranged in the sealing opening, a compression area is formed in the middle of the elastic arm, the elastic arm is provided with a sealing extension and a blocking extension, and the base is provided with a limiting extension matched with the blocking extension.

[0013] In the application, the first annular body is matched with the sealing opening, the middle of the first annular body is formed with a cavity, and the second annular body pushes the elastic arm into the compression area to deform.

[0014] The air blower pipe connecting assembly has the following beneficial effects: the air blower pipe connecting assembly is compact in structure and ingenious in design. The air blower pipe connecting assembly is locked by rotating first and then pressing, can avoid disengagement between the two pipe bodies, and can be used in any occasion without external tool cooperation, thereby improving the disassembly and assembly efficiency. The sealing ring can improve the sealing effect between the first pipe body and the second pipe body, and avoid air leakage at the pipe connecting position. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The figure is a structural schematic view of the air blower pipe connecting assembly. Figure 2 is a structure schematic view of the first pipe body, the second pipe body and the connecting assembly in Figure 1 ; Figure 3 is an exploded view of Figure 2 ; Figure 4 is a structure schematic view of the connecting assembly in Figure 2 ; Figure 5 is another direction structure schematic view of Figure 4 ; Figure 6 is an exploded view of Figure 4 ; Figure 7 is a structure schematic view of the rotating part and the rubber ring in Figure 6 ; Figure 8 is a structure schematic view of the rotating part in Figure 6 ; Figure 9 is another direction structure schematic view of Figure 8 ; Figure 10 is a structure schematic view of the second arc-shaped body in Figure 6 ; Figure 11 is a front perspective view of Figure 4 ; Figure 12 is a top view of Figure 4 ; Figure 13 is a sectional view along A-A in Figure 12 ; Figure 14 is a structure partial exploded sectional view of the first pipe body, the second pipe body, the first annular body, the second annular body and the sealing ring in the present application; Figure 15 is a structure partial view of the sealing ring in Figure 14 ;

[0016] In the diagram: 1. Blower body; 2. First pipe; 3. Second pipe; 4. Connecting assembly; 5. Outlet pipe; 6. Inlet pipe; 7. First annular body; 8. Second annular body; 9. Sealing groove; 10. Sealing ring; 11. First arc-shaped body; 12. Second arc-shaped body; 13. Rotating component; 14. Pressing component; 15. Hinge rod; 16. First limiting body; 17. Second limiting body; 18. Spring; 19. Reset component; 20. Strip groove; 21. Moving area; 22. Hinge hole; 23. Moving hole; 24. Pressing area; 25. Pushing block; 26. Pushing part; 27. Stepped surface; 28. Positioning post; 9. Rubber rod. Rubber ring 29, first limiting hook 30, second limiting hook 31, active chamber 32, limiting block 33, guide slope 34, limiting area 35, protrusion 36, sliding groove 37, notch 38, guide arc surface 39, blocking part 40, stepped part 41, base 42, sealing end 43, elastic arm 44, limiting port 45, limiting part 46, recessed port 47, raised part 48, sealing port 49, notch 50, compression area 51, sealing extension 52, blocking extension 53, limiting extension 54, cavity 55, receiving area 56, push rod 57. Detailed Implementation

[0017] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

[0018] like Figures 1 to 15 As shown, this invention provides a blower pipe connection assembly comprising a blower body 1, a first pipe body 2, a second pipe body 3, and a connection assembly 4. The first pipe body 2 is connected to an outlet pipe 5 on the blower body 1, allowing an extension of the outlet pipe 5 to also be mounted on an inlet pipe 6. The connection assembly 4 connects the second pipe body 3 to the first pipe body 2, enabling a quick connection without the need for additional tools.

[0019] The blower body 1 is equipped with an air inlet pipe 6 and an air outlet pipe 5.

[0020] The first pipe body 2 is installed on the vent pipe 5 and is an extension of the vent pipe 5. A second pipe body 3 is connected to the first pipe body 2, and a symmetrically arranged connecting assembly 4 is provided between the first pipe body 2 and the second pipe body 3. The first pipe body 2 has a first annular body 7 and a second annular body 8, and the second pipe body 3 has a sealing groove 9, within which a sealing ring 10 is installed. The first annular body 7 and the second annular body 8 are used to cooperate with the sealing ring 10 to press the sealing ring 10 tightly.

[0021] The connecting component 4 includes a first arc-shaped body 11 on the first tube 2 and a second arc-shaped body 12 on the second tube 3. The arc angle of the first arc-shaped body 11 is greater than the arc angle of the second arc-shaped body 12. The first arc-shaped body 11 and the second arc-shaped body 12 cooperate to form a circle.

[0022] The middle of the first arc-shaped body 11 is provided with a rotating part 13 and a pressing part 14, the pressing part 14 is arranged in the middle of the rotating part 13, the pressing part 14 can move in the middle of the rotating part 13, and the rotating part 13 can rotate around the hinged rod 15. The rotating part 13 and the pressing part 14 are installed on the first arc-shaped body 11 through the hinged rod 15, a first limiting part 16 is arranged on the pressing part 14, and a second limiting part 17 matched with the first limiting part 16 is arranged on the second arc-shaped body 12. A spring 18 is arranged between the rotating part 13 and the first pipe body 2, and a reset part 19 is arranged between the rotating part 13 and the pressing part 14.

[0023] The reset part 19 is made of rubber material, a strip-shaped slot 20 is formed in the middle of the reset part 19, and the hinged rod 15 is installed in the strip-shaped slot 20. The reset part 19 can be stretched, and after the external force is removed, the reset part 19 can reset under the elastic force of itself.

[0024] The pressing part 14 is rotated by a certain angle, and then the lower end of the pressing part 14 is pressed, so that the lower end of the rotating part 13 rotates around the hinged rod 15, the spring 18 is compressed, and the second limiting part 17 is kept away from the first limiting part 16. A pushing rod 57 is arranged on the pressing part 14.

[0025] The middle of the first arc-shaped body 11 forms a moving area 21, and the rotating part 13 and the pressing part 14 move in the moving area 21. The first arc-shaped body 11 is provided with a hinged hole 22 matched with the hinged rod 15.

[0026] The rotating part 13 is provided with a moving hole 23 matched with the hinged rod 15, the moving hole 23 is arranged in a strip shape, the moving hole 23 can keep the rotating part 13 moving upward after being pushed by the pressing part 14, the hinged rod 15 can move relatively in the moving hole 23, so that the upper end of the moving hole 23 moves to the lower end, so that the rotating part 13 can rotate and compress the spring 18.

[0027] The middle of the rotating part 13 forms a pressing area 24, the pressing area 24 is provided with a pushing block 25, the pushing block 25 is provided with a pushing part 26 and a stepped surface 27, the pushing block 25 is provided with a positioning column 28, and the spring 18 is arranged on the positioning column 28. A rubber ring 29 is arranged on the stepped surface 27, so that the pushing block 25 can be pushed and the spring 18 can be compressed.

[0028] The inner wall of the rotating part 13 is provided with a first limiting hook 30, the pressing part 14 is provided with a second limiting hook 31 matched with the first limiting hook 30, the first limiting hook 30 and the second limiting hook 31 are in the strip-shaped slot 20, and the reset part 19 is kept in a natural state. Since the position of the rotating part 13 can only rotate around the hinged rod 15, and cannot rotate around the center line of the pressing part 14, the pressing part 14 can drive the reset part 19 to be stretched through the second limiting hook 31 after being rotated.

[0029] The middle of the pressing piece 14 is provided with a movable chamber 32 which is matched with the hinge rod 15 and is rotationally symmetrical, and the hinge rod 15 is arranged in the movable chamber 32, so that the pressing piece 14 can rotate around the center line of the first arc-shaped body 11 and the second arc-shaped body 12.

[0030] The lower end of the first limiting body 16 is provided with a limiting block 33, the upper end of the limiting block 33 is provided with a guide inclined surface 34, the middle of the second arc-shaped body 12 is formed with a limiting area 35, and the second limiting body 17 is arranged in the limiting area 35. The lower end of the second limiting body 17 is formed with a protruding block 36 which is matched with the limiting block 33, the protruding block 36 is provided with a sliding groove 37 and a gap 38, the limiting block 33 is arranged in the sliding groove 37, and the arc angle of the gap 38 is equal to the arc angle of the movable chamber 32. The protruding block 36 is provided with a guide arc surface 39 which is matched with the guide inclined surface 34, so as to facilitate pushing the guide inclined surface 34 through the guide arc surface 39, thereby rotating the pressing piece 14 around the hinge rod 15.

[0031] When the pressing piece 14 rotates, the limiting block 33 can slide in the sliding groove 37 and slide from the sliding groove 37 to the gap 38, thereby being released from the limitation of the sliding groove 37. The limiting block 33 can be released from the gap 38, at this time, the lower end of the pressing piece 14 can be pressed, thereby compressing the spring 18, and the first limiting body 16 and the second limiting body 17 are separated, and the second pipe body 3 is removed from the first pipe body 2.

[0032] The pressing piece 14 is provided with a rubber ring 29 which is arranged between the rotating piece 13 and the pressing piece 14 and between the pressing piece 14 and the second arc-shaped body 12. The middle of the rubber ring 29 is formed with an accommodating area 56 which accommodates the pressing piece 14, and the rubber ring 29 is provided with a plurality of blocking portions 40 which are used for limiting the position of the rubber ring 29 and can be stably arranged on the pressing piece 14. Meanwhile, the rubber ring 29 is also provided with a stepped portion 41 which is matched with the rotating piece 13, and when the pressing piece 14 drives the rubber ring 29 to rotate, the stepped portion 41 of the rubber ring 29 is extruded with the rotating piece 13, so as to generate an elastic force, thereby facilitating the resetting of the pressing piece 14.

[0033] The sealing ring 10 is composed of a base 42, a sealing end 43 and an elastic arm 44, the sealing end 43 and the elastic arm 44 are arranged on the base 42, a limiting opening 45 is arranged between the sealing end 43, the elastic arm 44 and the base 42, and a limiting portion 46 which is matched with the limiting opening 45 is arranged in the sealing groove 9. The base 42 is provided with a plurality of recess openings 47, and a plurality of raised portions 48 which are matched with the recess openings 47 are arranged in the sealing groove 9.

[0034] The sealing end 43 and the elastic arm 44 form a sealing opening 49, the sealing opening 49 is provided with a notch 50, the middle of the elastic arm 44 forms a compression area 51, the elastic arm 44 is provided with a sealing extension 52 and a blocking extension 53, the base 42 is provided with a limiting extension 54 matched with the blocking extension 53.

[0035] The first annular body 7 is matched with the sealing opening 49, the middle of the first annular body 7 forms a cavity 55, the second annular body 8 pushes the elastic arm 44 into the compression area 51 to deform.

[0036] The first annular body 7 is inserted into the sealing opening 49 first, so that the second annular body 8 pushes the elastic arm 44 later. After the first annular body 7 is placed in the sealing opening 49, the cavity 55 is kept being extruded, so that the first annular body 7 deforms, and then the deformed part enters the notch 50 to achieve the sealing effect. At the same time, the first annular body 7 pushes the sealing extension 52 and the blocking extension 53 into the compression area 51. Then the second annular body 8 pushes the elastic arm 44 again, so that the blocking extension 53 and the sealing extension 52 are extruded in the compression area 51 to achieve the sealing effect.

[0037] The above only describes the preferred embodiments of the present application and is not used to limit the present application, any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A blower pipe connection assembly, characterized in that, include: The blower body is equipped with an air inlet pipe and an air outlet pipe. A first pipe body is installed on the air outlet pipe, and a second pipe body is connected to the first pipe body. Symmetrically arranged connecting components are provided between the first and second pipe bodies. The first pipe body has a first annular body and a second annular body, and the second pipe body has a sealing groove containing a sealing ring. The connecting assembly includes a first arc-shaped body mounted on a first tube body and a second arc-shaped body mounted on a second tube body. A rotating member and a pressing member are located in the middle of the first arc-shaped body. The rotating member and the pressing member are mounted on the first arc-shaped body via a hinge rod. The pressing member has a first limiting body, and the second arc-shaped body has a second limiting body that cooperates with the first limiting body. A spring is provided between the rotating member and the first tube body, and a reset member is provided between the rotating member and the pressing member. Rotate the pressing part, then press the lower end of the pressing part to keep the lower end of the rotating part rotating, compress the spring, and keep the second limiting body separate from the first limiting body.

2. The blower pipe connection assembly according to claim 1, characterized in that, An active area is formed in the middle of the first arc-shaped body, and a hinge hole is provided on the first arc-shaped body to cooperate with the hinge rod.

3. The blower pipe connection assembly according to claim 1, characterized in that, The rotating component is provided with a movable hole that mates with the hinge rod, and the movable hole is arranged in a strip shape.

4. The blower pipe connection assembly according to claim 1, characterized in that, The rotating component forms a pressing area in the middle, and a pushing block is provided in the pressing area. The pushing block is provided with a pushing part and a stepped surface, and a positioning post is provided on the pushing block. The spring is provided on the positioning post.

5. The blower pipe connection assembly according to claim 1, characterized in that, The reset component is made of rubber material, and a strip groove is formed in the middle of the reset component. The hinge rod is installed in the strip groove.

6. The blower pipe connection assembly according to claim 5, characterized in that, The inner wall of the rotating component is provided with a first limiting hook, and the pressing component is provided with a second limiting hook that cooperates with the first limiting hook. The first limiting hook and the second limiting hook are located in the strip groove to keep the reset component in a natural state.

7. The blower pipe connection assembly according to claim 1, characterized in that, The pressing component has a movable chamber in the middle that cooperates with the hinge rod and is arranged in a rotationally symmetrical manner.

8. The blower pipe connection assembly according to claim 7, characterized in that, The lower end of the first limiting body is provided with a limiting block, the upper end of the limiting block is provided with a guide slope, the middle of the second arc-shaped body forms a limiting area, the second limiting body is set in the limiting area, the lower end of the second limiting body forms a protrusion that cooperates with the limiting block, the protrusion is provided with a sliding groove and a notch, the limiting block is set in the sliding groove, and the arc angle of the notch is equal to the arc angle of the active chamber.

9. The blower pipe connection assembly according to claim 1, characterized in that, The sealing ring consists of a base, a sealing end, and an elastic arm. The sealing end and the elastic arm are disposed on the base. A limiting port is provided between the sealing end, the elastic arm, and the base. A sealing opening is formed between the sealing end and the elastic arm. A notch is provided inside the sealing opening. A compression area is formed in the middle of the elastic arm. A sealing extension and a blocking extension are provided on the elastic arm. A limiting extension that cooperates with the blocking extension is provided on the base.

10. The blower pipe connection assembly according to claim 9, characterized in that, The first annular body mates with the sealing port, and a cavity is formed in the middle of the first annular body. The second annular body pushes the elastic arm into the compression area to deform.

Images