Air valve convenient to install

Abstract

The air valve convenient to install comprises a shell, an adjusting clamping mechanism and an air volume adjusting mechanism, the adjusting clamping mechanism comprises a sliding groove, a fixing block is fixedly connected to the interior of the sliding groove, telescopic rods are fixedly connected to the two sides of the fixing block, first springs are arranged outside the telescopic rods in a sleeved mode, and one end of each telescopic rod is fixedly connected with a moving block; and one side of the moving block is fixedly connected with a clamping frame. Through the arrangement of the adjusting clamping mechanism, the two clamping frames are contracted inwards by pressing the moving blocks, then the adjusting rods are pressed to be contracted into the clamping frames, then the clamping frames can be inserted into the ventilation openings, the moving blocks are loosened, and through the arrangement of the first springs, the clamping frames can be clamped into the ventilation openings. According to the air valve, the clamping frames abut against the left inner side and the right inner side of the ventilation opening in the reset process, then the adjusting rods are loosened, the adjusting rods abut against the upper inner side and the lower inner side of the ventilation opening in the reset process through arrangement of second springs, and therefore the air valve is fixed to the ventilation opening, and installation is more convenient and faster.

Description

Technical Field

[0001] The utility model relates to the technical field of air valves, in particular to an air valve which is easy to install. Background Art

[0002] A damper is a device used to control air flow and is widely used in heating, ventilation and air conditioning (HVAC) systems, industrial ventilation systems and building ventilation systems. The damper can adjust, control and cut off the air flow in the air duct to meet the needs of different environments and processes. The damper is divided into several types: regulating dampers, shut-off dampers, fire dampers and smoke exhaust dampers.

[0003] In order to maintain indoor ventilation, large shopping malls currently install regulating air valves to adjust the size of air circulation. Most of the current air valves are fixed at the vents with screws. In some large shopping malls, multiple regulating air valves are generally installed. If each of them is fixed with screws, installing multiple regulating air valves will take a long time to install, which is not convenient for batch installation and has poor practicality. Therefore, in order to solve the above problems, an air valve that is easy to install is proposed. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an air valve which is easy to install.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air valve that is easy to install, comprises a shell, an adjusting clamping mechanism and an air volume adjusting mechanism, the adjusting clamping mechanism comprises a slide slot, a fixed block is fixedly connected inside the slide slot, telescopic rods are fixedly connected on both sides of the fixed block, a first spring is sleeved on the outside of the telescopic rod, one end of the telescopic rod is fixedly connected to a moving block, one side of the moving block is fixedly connected to a clamping frame, a limiting groove is provided inside the clamping frame, a second spring is arranged inside the limiting groove, a limiting block is arranged inside the limiting groove, an adjusting rod is fixedly connected to the upper side of the limiting block, the first spring is arranged between the fixed block and the moving block, so that the moving block has a spring, and the limiting groove limits the limiting block and the second spring, so that the limiting block and the second spring are restricted in the limiting groove.

[0006] Preferably, the slide groove is opened inside the shell, the movable block is arranged inside the slide groove and is slidably connected to the slide groove, the limit block is slidably connected to the limit groove, and the second spring is arranged between the bottom of the limit groove and the limit block, so that the limit block has elastic force, and the second spring is restricted in the limit groove, so that the second spring can only be compressed by the limit block and will not be displaced in position.

[0007] Preferably, a setting groove is penetrated through the surface of one side of the shell, a lever block is fixedly connected to one side of the movable block, the lever block is arranged inside the setting groove and is slidably connected to the setting groove, the adjusting rod is arranged on one side of the limit block, and the lever block is arranged on the other side of the limit block.

[0008] Preferably, the air volume adjustment mechanism includes an adjustment plate, a connecting block is hingedly provided inside the adjustment plate, a mounting groove is provided inside the outer shell, a threaded rod is rotatably connected inside the installation groove, a lifting block is provided outside the threaded rod, a connecting rope is fixedly connected to one side of the lifting block, the connecting rope is fixedly connected to the connecting block, a connecting groove is provided inside the outer shell, connecting grooves are provided at both ends of the adjustment plate and are rotatably connected to the connecting grooves, a twisting block is fixedly connected to the upper side of the threaded rod, a number of adjustment plates are provided, and the air flow of the air valve is adjusted by adjusting the angle of the adjustment plate, and the twisting block is provided on the upper side of the outer shell.

[0009] Preferably, the threaded rod is threadedly connected to the lifting block, and the lifting block is slidably connected to the mounting groove, and the threaded rod rotates or drives the lifting block to be lifted and lowered, thereby driving the adjustment plate to adjust the angle through the connecting rope and the connecting block.

[0010] Preferably, a rubber pad is fixedly connected to the surface of the shell, and a textured groove is opened on the surface of the rubber pad. The rubber pad is provided on four sides of the shell, such that the four sides of the shell can be protected.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model adjusts the setting of the clamping mechanism, presses the moving block, and makes the two clamping frames retract inwardly, then presses the adjusting rod, so that the adjusting rod is retracted into the clamping frame, and then the clamping frame can be extended into the vent, and the moving block is released. Through the setting of the first spring, the clamping frame is pressed against the left and right inner sides of the vent during the resetting process, and then the adjusting rod is released. Through the setting of the second spring, the adjusting rod is pressed against the upper and lower inner sides of the vent during the resetting process, thereby fixing the air valve at the vent, making the installation more convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the rear view of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the rear section of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the utility model in front view section;

[0018] Figure 5 It is a schematic diagram of the structure of the utility model viewed from above.

[0019] In the figure: 1. shell; 2. slide groove; 3. fixed block; 4. telescopic rod; 5. first spring; 6. moving block; 7. clamping frame; 8. limit groove; 9. second spring; 10. limit block; 11. adjusting rod; 12. setting groove; 13. pull block; 14. adjusting plate; 15. connecting block; 16. installation groove; 17. threaded rod; 18. lifting block; 19. connecting rope; 20. connecting groove; 21. twisting block; 22. rubber pad; 23. texture groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5, an air valve that is easy to install, includes a shell 1, an adjustment clamping mechanism and an air volume adjustment mechanism, the adjustment clamping mechanism includes a slide slot 2, a fixed block 3 is fixedly connected inside the slide slot 2, telescopic rods 4 are fixedly connected on both sides of the fixed block 3, a first spring 5 is sleeved on the outside of the telescopic rod 4, a moving block 6 is fixedly connected to one end of the telescopic rod 4, a clamping frame 7 is fixedly connected to one side of the moving block 6, a limiting groove 8 is provided inside the clamping frame 7, a second spring 9 is provided inside the limiting groove 8, a limiting block 10 is provided inside the limiting groove 8, an adjusting rod 11 is fixedly connected to the upper side of the limiting block 10, the slide slot 2 is provided inside the shell 1, the moving block 6 is provided inside the slide slot 2 and is slidably connected to the slide slot 2, the limiting block 10 is slidably connected to the limiting groove 8, and a surface of one side of the shell 1 is penetrated A setting groove 12 is penetrated, and a lever block 13 is fixedly connected to one side of the moving block 6. The lever block 13 is arranged inside the setting groove 12 and is slidably connected to the setting groove 12. When the air valve needs to be installed, the moving block 6 is first pressed to make the two clamping frames 7 shrink inward, and then the adjusting rod 11 is pressed to make the adjusting rod 11 retract into the clamping frame 7. Then the clamping frame 7 can be extended into the vent, and the moving block 6 is released. Through the setting of the first spring 5, the clamping frame 7 is pressed against the left and right inner sides of the vent during the resetting process. Then the adjusting rod 11 is released. Through the setting of the second spring 9, the adjusting rod 11 is pressed against the upper and lower inner sides of the vent during the resetting process, thereby fixing the air valve at the vent, making the installation more convenient and quick.

[0022] In one aspect of the present embodiment, both sides of the adjustment plate 14 are arranged in the connecting groove 20 and are rotatably connected to the connecting groove 20. When the angle of the adjustment plate 14 is adjusted, the twisting block 21 is twisted to drive the threaded rod 17 to rotate. The threaded connection between the threaded rod 17 and the lifting block 18 is set, and the lifting block 18 is limited by the installation groove 16. When the threaded rod 17 rotates, the lifting block 18 can be driven to move up and down. When the lifting block 18 moves up and down, the adjustment plate 14 can be driven to adjust its angle through the connecting rope 19 and the connecting block 15. The change in the angle of the adjustment plate 14 can change the air flow of the air valve.

[0023] In one aspect of this embodiment, rubber pads 22 are arranged on the upper, lower, left and right sides of the shell 1, and texture grooves 23 are opened on the surface of the rubber pads 22. The rubber pads 22 can protect the shell 1. The rubber pads 22 are soft and have a certain elasticity, which can prevent scratches and wear when the shell 1 contacts other surfaces, thereby protecting the integrity of the shell 1.

[0024] Working principle of the utility model: when the air valve which is easy to install is in use, the moving block 6 is pressed to make the two clamping frames 7 shrink inwardly, and then the adjusting rod 11 is pressed to make the adjusting rod 11 shrink into the clamping frame 7, and then the clamping frame 7 can be deeply inserted into the vent, and the moving block 6 is released. Through the setting of the first spring 5, the clamping frame 7 is against the left and right inner sides of the vent during the resetting process, and then the adjusting rod 11 is released. Through the setting of the second spring 9, the adjusting rod 11 is against the upper and lower inner sides of the vent during the resetting process, so that the air valve is fixed at the vent, and the screwing block 21 drives the threaded rod 17 to rotate. Through the setting of the threaded connection between the threaded rod 17 and the lifting block 18, and the setting of the limit of the lifting block 18 through the mounting groove 16, the threaded rod 17 can drive the lifting block 18 to move up and down when it rotates. When the lifting block 18 moves up and down, the adjusting plate 14 can be driven to adjust the angle through the connecting rope 19 and the connecting block 15, and the air flow rate of the air valve can be changed by changing the angle of the adjusting plate 14.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An air valve that is easy to install, comprising a housing (1), an adjustment and fixing mechanism and an air volume adjustment mechanism, characterized in that: The adjusting and locking mechanism comprises a slide groove (2), a fixed block (3) is fixedly connected inside the slide groove (2), telescopic rods (4) are fixedly connected on both sides of the fixed block (3), a first spring (5) is sleeved on the outside of the telescopic rod (4), a moving block (6) is fixedly connected to one end of the telescopic rod (4), a clamping frame (7) is fixedly connected to one side of the moving block (6), a limiting groove (8) is provided inside the clamping frame (7), a second spring (9) is arranged inside the limiting groove (8), a limiting block (10) is arranged inside the limiting groove (8), and an adjusting rod (11) is fixedly connected to the upper side of the limiting block (10).

2. The air valve that is easy to install according to claim 1 is characterized in that: The slide groove (2) is opened inside the housing (1), the moving block (6) is arranged inside the slide groove (2) and is slidably connected to the slide groove (2), and the limiting block (10) is slidably connected to the limiting groove (8).

3. The air valve that is easy to install according to claim 1 is characterized in that: A setting groove (12) is formed through a surface of one side of the housing (1); a lever block (13) is fixedly connected to one side of the moving block (6); and the lever block (13) is arranged inside the setting groove (12) and is slidably connected to the setting groove (12).

4. The air valve that is easy to install according to claim 1 is characterized in that: The air volume adjustment mechanism comprises an adjustment plate (14), a connecting block (15) is hingedly connected inside the adjustment plate (14), a mounting groove (16) is provided inside the housing (1), a threaded rod (17) is rotatably connected inside the mounting groove (16), a lifting block (18) is provided outside the threaded rod (17), a connecting rope (19) is fixedly connected to one side of the lifting block (18), the connecting rope (19) is fixedly connected to the connecting block (15), a connecting groove (20) is provided inside the housing (1), connecting grooves (20) are provided at both ends of the adjustment plate (14) and are rotatably connected to the connecting grooves (20), and a twisting block (21) is fixedly connected to the upper side of the threaded rod (17).

5. The air valve that is easy to install according to claim 4 is characterized in that: The threaded rod (17) is threadedly connected to the lifting block (18), and the lifting block (18) is slidably connected to the mounting groove (16).

6. The air valve that is easy to install according to claim 1 is characterized in that: A rubber pad (22) is fixedly connected to the surface of the housing (1), and a texture groove (23) is provided on the surface of the rubber pad (22).

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