Self-adjustable glass fiber reinforced plastic air valve fan

Abstract

The utility model relates to the technical field of air valves, and discloses a self-adjustable glass fiber reinforced plastic air valve fan which solves the problem that an existing air valve fan is poor in using effect and comprises a glass fiber reinforced plastic valve fan body, a glass fiber reinforced plastic valve body and a self-adjusting mechanism, and the glass fiber reinforced plastic valve body and the self-adjusting mechanism are matched with the glass fiber reinforced plastic valve fan body. The self-adjusting mechanism is fixedly connected to the top end of the glass fiber reinforced plastic valve body and connected with the glass fiber reinforced plastic valve fan body in a matched mode, the self-adjusting mechanism is composed of a shell, a servo motor and an adjusting lead screw, the shell is fixedly connected to the top end of the glass fiber reinforced plastic valve body and is of a communicated structure with the glass fiber reinforced plastic valve body, and the servo motor is fixedly connected to the middle position of the top end of the shell. The adjusting lead screw is rotationally connected into the shell and fixedly connected with an output shaft of the servo motor. By means of the air valve fan, automatic adjustment can be achieved, the smoothness of air can be improved when the air valve fan is completely opened, the connection sealing performance can be improved when the air valve fan is completely closed, and meanwhile the overall corrosion resistance is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of air valves, in particular to a self-adjustable glass fiber reinforced plastic air valve fan. Background Art

[0002] Air valves are indispensable central air-conditioning terminal accessories in ventilation, air conditioning and air purification projects in industrial plants and civil buildings.

[0003] Currently, most of the air valves on the market are metal casting structures, which are not only heavy, but also have poor corrosion resistance and a short service life. In addition, the valve fan of the existing air valve is located inside the valve body. When the air valve is fully turned on, the valve fan is located inside the valve body, which will hinder the flow of wind. Moreover, when the existing valve fan is fully closed, the sealing performance of the connection between the valve fan and the inner wall of the valve body is poor, which is prone to air leakage. At the same time, it is also impossible to achieve automatic adjustment of the valve fan. Therefore, the present application improves the existing air valve and proposes a self-adjustable fiberglass air valve fan. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a self-adjustable glass fiber reinforced plastic air valve fan, which effectively solves the problem that the existing air valve fan has a poor use effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-adjustable FRP air valve fan, comprising a FRP valve fan body and a FRP valve body and a self-adjusting mechanism matching therewith, wherein the FRP valve fan body is connected to the interior of the FRP valve body, the self-adjusting mechanism is fixedly connected to the top of the FRP valve body and is matched with the FRP valve fan body, the self-adjusting mechanism is composed of a shell, a servo motor and an adjusting screw, the shell is fixedly connected to the top of the FRP valve body and is a communicating structure with the FRP valve body, the servo motor is fixedly connected to the middle position of the top of the shell, the adjusting screw is rotatably connected to the interior of the shell and is fixedly connected to the output shaft of the servo motor.

[0006] Preferably, a reinforcing beam 1 is fixedly provided on one side of the shell, and a reinforcing beam 2 is fixedly provided on the other side of the shell, and the bottom ends of the reinforcing beam 1 and the reinforcing beam 2 are both fixedly connected to the glass fiber reinforced plastic valve body.

[0007] Preferably, a limiting guide rod 1 matching the FRP valve fan body is fixedly provided on one side of the shell, and a limiting guide rod 2 matching the FRP valve fan body is fixedly provided on the other side of the shell.

[0008] Preferably, a screw sleeve is fixedly provided in the middle position of the top end of the FRP valve fan body, which is sleeved on the adjusting screw rod and threadedly connected to it, and an inner groove matching the adjusting screw rod and connected to the screw sleeve is opened in the middle position inside the FRP valve fan body, and the inner diameter of the inner groove is larger than the outer diameter of the adjusting screw rod.

[0009] Preferably, a limiting through hole 1 matching with the limiting guide rod 1 is opened on one side inside the FRP valve fan body, and a limiting through hole 2 matching with the limiting guide rod 2 is opened on the other side inside the FRP valve fan body.

[0010] Preferably, a sealing ring 1 is provided on the side of one end of the FRP valve fan body, and a sealing ring 2 is provided on the side of the other end of the FRP valve fan body, and the cross-sections of the sealing ring 1 and the sealing ring 2 are both L-shaped structures.

[0011] Preferably, the inner wall of the FRP valve body is provided with a U-shaped inner groove matching the FRP valve leaf body, sealing ring 1 and sealing ring 2, one end of the FRP valve body is fixedly provided with FRP flange 1, and the other end of the FRP valve body is fixedly provided with FRP flange 2.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) During operation, by providing the FRP valve fan body, the FRP valve body, the FRP flange plate 1 and the FRP flange plate 2, the overall weight can be reduced while ensuring the overall strength, and the corrosion resistance can be effectively improved, thereby increasing the service life;

[0014] (2) By providing a self-adjusting mechanism consisting of a housing, a servo motor and an adjusting screw rod, and providing a screw sleeve, the FRP valve fan body can be adjusted to be raised and lowered to achieve conduction and closure. When in a fully conducted state, it can avoid obstruction to the flow of wind;

[0015] (3) By providing the sealing ring 1, the sealing ring 2 and the U-shaped inner groove, the sealing performance of the connection between the FRP valve leaf and the FRP valve body can be improved when the FRP valve leaf is fully closed, thereby avoiding air leakage and improving the stability of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] In the attached picture:

[0018] Figure 1 This is a schematic diagram of the connection structure between the glass fiber reinforced plastic valve body and the self-adjusting mechanism of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection structure of the FRP valve fan body, the FRP valve body and the self-adjusting mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the self-adjusting mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the glass fiber reinforced plastic valve fan body of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection structure between the glass fiber reinforced plastic valve fan body and the adjusting screw rod of the utility model;

[0023] In the figure: 1. FRP valve leaf body; 2. FRP valve body; 3. Self-adjusting mechanism; 4. Shell; 5. Servo motor; 6. Adjusting screw; 7. Reinforcement beam 1; 8. Reinforcement beam 2; 9. Limit guide rod 1; 10. Limit guide rod 2; 11. Screw sleeve; 12. Inner groove; 13. Limit through hole 1; 14. Limit through hole 2; 15. Sealing ring 1; 16. Sealing ring 2; 17. U-shaped inner groove; 18. FRP flange 1; 19. FRP flange 2. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Depend on Figures 1 to 5 The utility model provides a self-adjustable FRP air valve fan, comprising a FRP valve fan body 1, a FRP valve body 2 and a self-adjusting mechanism 3 matched therewith, the FRP valve fan body 1 being connected to the inside of the FRP valve body 2, the self-adjusting mechanism 3 being fixedly connected to the top of the FRP valve body 2 and being matched with the FRP valve fan body 1, the self-adjusting mechanism 3 being composed of a shell 4, a servo motor 5 and an adjusting screw 6, the shell 4 being fixedly connected to the top of the FRP valve body 2 and being in a communicating structure with the FRP valve body 2, the servo motor 5 being fixedly connected to the middle position of the top of the shell 4, the adjusting screw 6 being rotationally connected to the inside of the shell 4 and being fixedly connected to the output shaft of the servo motor 5;

[0026] When in use, the servo motor 5 drives the adjusting screw rod 6 to rotate, and the adjusting screw rod 6 drives the FRP valve fan body 1 to move up and down, so that the FRP valve body 2 can be turned on or off, and the ventilation volume can be adjusted at the same time. In the case of full conduction, the FRP valve fan body 1 can be completely inserted into the shell 4. At this time, the FRP valve body 2 is in a fully open state, so that the smoothness of the air flow can be improved to avoid obstruction.

[0027] Depend on Figures 1 to 5 It is given that a reinforcing beam 1 7 is fixedly provided on one side of the shell 4, and a reinforcing beam 2 8 is fixedly provided on the other side of the shell 4. The bottom ends of the reinforcing beam 1 7 and the reinforcing beam 2 8 are fixedly connected to the FRP valve body 2. A limiting guide rod 1 9 matching the FRP valve fan body 1 is fixedly provided on one side of the shell 4, and a limiting guide rod 2 10 matching the FRP valve fan body 1 is fixedly provided on the other side of the shell 4. A screw sleeve 11 sleeved on the adjusting screw rod 6 and threadedly connected to the adjusting screw rod 6 is fixedly provided in the middle position of the top of the FRP valve fan body 1. An inner groove 12 matching the adjusting screw rod 6 and connected to the screw sleeve 11 is provided in the middle position of the FRP valve fan body 1. The inner diameter of the inner groove 12 is larger than the outer diameter of the adjusting screw rod 6. A limiting through hole 13 matching the limiting guide rod 1 9 is provided on one side of the FRP valve fan body 1, and a limiting through hole 2 14 matching the limiting guide rod 2 10 is provided on the other side of the FRP valve fan body 1.

[0028] The screw sleeve 11 and the inner groove 12 can match the adjusting screw rod 6. The limit guide rod 1 9, the limit guide rod 2 10, the limit through hole 1 13 and the limit through hole 2 14 can realize the vertical limit of the glass fiber reinforced plastic valve fan body 1, thereby improving the stability of the glass fiber reinforced plastic valve fan body 1. The reinforcement beam 1 7 and the reinforcement beam 2 8 can realize the reinforcement installation of the shell 4, thereby improving the stability of the shell 4.

[0029] Depend on Figure 1 , Figure 2 , Figure 4 and Figure 5 It is shown that a sealing ring 15 is arranged on the side of one end of the FRP valve fan body 1, and a sealing ring 2 16 is arranged on the side of the other end of the FRP valve fan body 1. The cross-sections of the sealing ring 15 and the sealing ring 2 16 are both L-shaped structures. The inner wall of the FRP valve body 2 is provided with a U-shaped inner groove 17 matching the FRP valve fan body 1, the sealing ring 15 and the sealing ring 2 16. A FRP flange 18 is fixedly arranged on one end of the FRP valve body 2, and a FRP flange 2 19 is fixedly arranged on the other end of the FRP valve body 2.

[0030] When the FRP valve fan body 1 is fully closed, the sealing ring 15 and the sealing ring 2 16 can improve the sealing performance of the connection with the FRP valve body 2 to avoid air leakage, and the FRP flange 1 18 and the FRP flange 2 19 can achieve connection with the air duct.

[0031] During operation, by providing a FRP valve fan body, a FRP valve body, a FRP flange one and a FRP flange two, the overall weight can be reduced while ensuring the overall strength, and the corrosion resistance can be effectively improved, thereby increasing the service life; by providing a self-adjusting mechanism composed of a shell, a servo motor and an adjusting screw rod, and by providing a screw sleeve, the FRP valve fan body can be raised and lowered to achieve conduction and closure, and in the fully conducted state, flow obstruction to the wind can be avoided; by providing a sealing ring one, a sealing ring two and a U-shaped inner groove, when the FRP valve fan is fully closed, the sealing performance of the connection between it and the FRP valve body can be improved to avoid air leakage, thereby improving the stability of use.

Claims

1. A self-adjustable glass fiber reinforced plastic damper fan, comprising a glass fiber reinforced plastic valve fan body (1), a glass fiber reinforced plastic valve body (2) and a self-adjusting mechanism (3) matched therewith, characterized in that: The FRP valve fan body (1) is connected to the interior of the FRP valve body (2); the self-adjusting mechanism (3) is fixedly connected to the top of the FRP valve body (2) and is connected in coordination with the FRP valve fan body (1); the self-adjusting mechanism (3) is composed of a shell (4), a servo motor (5) and an adjusting screw (6); the shell (4) is fixedly connected to the top of the FRP valve body (2) and is in a communicating structure with the FRP valve body (2); the servo motor (5) is fixedly connected to the middle position of the top of the shell (4); the adjusting screw (6) is rotatably connected to the interior of the shell (4) and is fixedly connected to the output shaft of the servo motor (5).

2. The self-adjustable glass fiber reinforced plastic damper fan according to claim 1, characterized in that: A reinforcing beam 1 (7) is fixedly provided on one side of the shell (4), and a reinforcing beam 2 (8) is fixedly provided on the other side of the shell (4); the bottom ends of the reinforcing beam 1 (7) and the reinforcing beam 2 (8) are both fixedly connected to the glass fiber reinforced plastic valve body (2).

3. The self-adjustable glass fiber reinforced plastic damper fan according to claim 1, characterized in that: A limiting guide rod 1 (9) matching the FRP valve leaf body (1) is fixedly arranged on one side of the shell (4), and a limiting guide rod 2 (10) matching the FRP valve leaf body (1) is fixedly arranged on the other side of the shell (4).

4. The self-adjustable glass fiber reinforced plastic damper fan according to claim 1, characterized in that: A screw sleeve (11) is fixedly arranged at the middle position of the top end of the FRP valve leaf body (1), which is sleeved on the adjusting screw rod (6) and threadedly connected thereto; an inner groove (12) matching the adjusting screw rod (6) and connected to the screw sleeve (11) is provided at the middle position inside the FRP valve leaf body (1); the inner diameter of the inner groove (12) is larger than the outer diameter of the adjusting screw rod (6).

5. The self-adjustable glass fiber reinforced plastic damper fan according to claim 3, characterized in that: A limiting through hole (13) matching with the limiting guide rod (9) is provided on one side of the interior of the FRP valve leaf body (1), and a limiting through hole (14) matching with the limiting guide rod (10) is provided on the other side of the interior of the FRP valve leaf body (1).

6. The self-adjustable glass fiber reinforced plastic damper fan according to claim 1, characterized in that: A sealing ring 1 (15) is arranged on the side of one end of the FRP valve fan body (1), and a sealing ring 2 (16) is arranged on the side of the other end of the FRP valve fan body (1), and the cross-sections of the sealing ring 1 (15) and the sealing ring 2 (16) are both L-shaped structures.

7. The self-adjustable glass fiber reinforced plastic damper fan according to claim 6, characterized in that: The inner wall of the FRP valve body (2) is provided with a U-shaped inner groove (17) matching the FRP valve leaf body (1), the first sealing ring (15) and the second sealing ring (16); a FRP flange plate 1 (18) is fixedly provided at one end of the FRP valve body (2), and a FRP flange plate 2 (19) is fixedly provided at the other end of the FRP valve body (2).

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