A control system for adjusting a fixed frequency axial flow fan

Abstract

The utility model discloses a control system for adjusting a fixed-frequency axial flow fan, comprising an outer shell, a control panel is fixedly mounted on one side surface of the outer shell, a mounting plate is provided on one side surface of the control panel, a control button is fixedly mounted on the surface of the mounting plate, a cover plate is slidably mounted on the other side surface of the outer shell, a mounting through hole is provided on the surface of the cover plate, a rubber sleeve is fixedly connected to one end side surface of the mounting through hole, a push rod is slidably mounted on the side surface of the mounting through hole, one end surface of the push rod is located at one side position of the control button, the other end surface of the push rod is fixedly connected to a pressure plate, the pressure plate is located on the other side surface of the cover plate, and combined with the internal rubber sleeve, the installation and positioning can be closed, and at the same time, indirect pressing and pushing are facilitated, the operation control is convenient, safe and efficient, which can greatly improve the convenience and stability of use, and ensure the safety and adaptability of control.

Description

Technical Field

[0001] The utility model relates to the field of air conditioning, and more specifically, to a control system for adjusting a fixed-frequency axial flow fan. Background Art

[0002] In today's daily life and production, the use of air-conditioning units is very common. During the operation of the air-conditioning units, the axial flow fans used need to be controlled, so a control box with a control system is required for operation.

[0003] However, in existing fan control systems, most of them are operated by directly installing buttons on the surface of the control box. Such a structure is not only not conducive to protecting the buttons and is easy to be damaged, but also cannot be isolated and positioned, and is easily corroded by water vapor, etc., which affects the safety during operation and needs to be improved. Utility Model Content

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a control system for adjusting a fixed-frequency axial flow fan. The control panel and the mounting panel are connected inside the outer shell, and then the control button is installed, which can be installed in isolation, which is conducive to positioning and installation. At the same time, the push rod and the pressure plate are connected through the mounting holes on the surface of the cover plate. Combined with the internal rubber sleeve, the installation and positioning can be closed, which is conducive to indirect pressing and pushing, convenient operation and control, safe and efficient, which can greatly improve the convenience and stability of use, and ensure the safety and adaptability of control.

[0005] To solve the above problems, the utility model adopts the following technical solutions.

[0006] A control system for adjusting a fixed-frequency axial flow fan comprises an outer shell, a control panel is fixedly mounted on one side surface of the outer shell, a mounting plate is provided on one side surface of the control panel, a control button is fixedly mounted on the surface of the mounting plate, a cover plate is slidably mounted on the other side surface of the outer shell, a mounting through hole is provided on the surface of the cover plate, a rubber sleeve is fixedly connected to the side surface of one end of the mounting through hole, a push rod is slidably mounted on the side surface of the mounting through hole, one end surface of the push rod is located on one side of the control button, and the other end surface of the push rod is fixedly connected to a pressure plate, and the pressure plate is located on the other side surface of the cover plate.

[0007] Furthermore, limit blocks are provided on both sides of the surface of one end of the push rod, and the limit blocks are located on both sides of the rubber sleeve. By connecting the limit blocks, the push rod can be limited to prevent it from falling out.

[0008] Furthermore, a reset through hole is provided on one side surface of the cover plate, and the reset through hole is located at two sides of the installation through hole. The reset through hole is provided to facilitate reset installation and support use.

[0009] Furthermore, a reset spring is fixedly installed on the side of the reset through hole, and a reset rod is fixedly connected to the surface of one end of the reset spring. The reset rod is connected by the reset spring, which can elastically support the reset, making operation and use convenient.

[0010] Furthermore, one end surface of the reset rod is located on the side of the push rod, and the other end surface of the reset rod is fixedly connected to the surface of the pressure plate. The reset rod is connected to the pressure plate and can be pushed to reset, which is convenient for control and use.

[0011] Furthermore, one end surface of the cover plate is hinged with a hinge rod, and one end surface of the hinge rod is hinged to the surface of the outer shell. By installing the hinge rod, the cover plate can be opened to the side to avoid interference.

[0012] Furthermore, a positioning screw is threadedly connected to one end surface of the outer shell, and one end surface of the positioning screw is pressed and connected to one end surface of the hinge rod. By installing the positioning screw, locking and positioning can be assisted to avoid loosening and misalignment.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] (1) This solution connects the control board and the mounting plate inside the outer shell, and then installs the control button, which can be installed in isolation, which is conducive to positioning installation. At the same time, the push rod and the pressure plate are connected through the mounting holes on the surface of the cover plate. Combined with the internal rubber sleeve, the installation positioning can be closed, which is also conducive to indirect pressing and pushing, convenient operation and control, safe and efficient.

[0015] (2) By connecting the limit block, the push rod can be limited to prevent it from coming out.

[0016] (3) The reset through hole is provided to facilitate reset installation and support use.

[0017] (4) The reset rod is connected by a reset spring, which can elastically support the reset and facilitate operation.

[0018] (5) The pressure plate is connected by a reset rod, which can be pushed to reset, making it easy to control and use.

[0019] (6) By installing a hinged rod, it can be opened to the side to avoid interference.

[0020] (7) By installing positioning screws, it can assist in locking and positioning to avoid loosening and dislocation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a partial structural diagram of the push rod connection of the utility model.

[0023] Description of the numbers in the figure:

[0024] 1 outer shell, 11 control board, 12 mounting plate, 13 control button, 14 cover plate, 15 mounting through hole, 16 rubber sleeve, 17 push rod, 18 pressure plate, 19 limit block, 2 reset through hole, 21 reset spring, 22 reset rod, 23 hinge rod, 24 positioning screw. DETAILED DESCRIPTION

[0025] 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; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-2 , a control system for adjusting a fixed frequency axial flow fan, comprising an outer shell 1, see Figure 1 and Figure 2 A control panel 11 is fixedly mounted on one side surface of the outer shell 1, a mounting plate 12 is provided on one side surface of the control panel 11, a control button 13 is fixedly mounted on the surface of the mounting plate 12, a cover plate 14 is slidably mounted on the other side surface of the outer shell 1, which can be installed in combination for positioning protection, which is convenient for operation and use, a mounting through hole 15 is provided on the surface of the cover plate 14, and a rubber sleeve 16 is fixedly connected to the side of one end of the mounting through hole 15, which can seal and protect the connection position to prevent water vapor from entering and ensure safety and stability, a push rod 17 is slidably mounted on the side of the mounting through hole 15, one end surface of the push rod 17 is located at one side position of the control button 13, and the other end surface of the push rod 17 is fixedly connected to a pressure plate 18, which can be pressed from the outside for operation, which is safe and efficient, and the pressure plate 18 is located on the other side surface of the cover plate 14.

[0027] See also Figure 2, limit blocks 19 are provided on both sides of the surface of one end of the push rod 17, and the limit blocks 19 are located on both sides of the rubber sleeve 16. By connecting the limit blocks 19, the push rod 17 can be limited to prevent it from falling out. A reset through hole 2 is provided on one side surface of the cover plate 14, and the reset through hole 2 is located on both sides of the installation through hole 15. By setting the reset through hole 2, it is convenient to reset the installation and support the use. A reset spring 21 is fixedly installed on the side of the reset through hole 2, and a reset rod 22 is fixedly connected to one end surface of the reset spring 21. The reset rod 22 is connected by the reset spring 21, and the reset can be elastically supported and reset, which is convenient for operation and use. One end surface of the reset rod 22 is located on the side of the push rod 17, and the other end surface of the reset rod 22 is fixedly connected to the surface of the pressing plate 18. The pressing plate 18 is connected by the reset rod 22, which can be pushed to reset, which is convenient for control and use.

[0028] See also Figure 1 One end surface of the cover plate 14 is hinged with a hinge rod 23, and one end surface of the hinge rod 23 is hinged to the surface of the outer shell 1. By installing the hinge rod 23, it can be opened to the side to avoid interference. One end surface of the outer shell 1 is threadedly connected with a positioning screw 24, and one end surface of the positioning screw 24 is pressed and connected to one end surface of the hinge rod 23. By installing the positioning screw 24, it can assist in locking and positioning to avoid loosening and misalignment.

[0029] When in use, the outer shell 1 can be fixedly installed, and the control board 11 is connected to the axial flow fan through the line to control the drive. During operation, the pressure plate 18 can be pushed, and the push rod 17 can slide to squeeze the control button 13 for operation. At the same time, during the sliding process of the pressure plate 18, the reset rod 22 can slide and compress the reset spring 21, and after loosening, the reset spring 21 can press the reset rod 22 to reset, and then reset the pressure plate 18 and the push rod 17, and can be separated from the control button 13, which is conducive to precise control operation, convenient and efficient, without direct contact, safe and stable. When maintenance is needed, the reset spring 24 can be loosened, and the cover plate 14 can be flipped to one side around the hinge rod 23, which is convenient to open after being misaligned with the outer shell 1, avoiding interference, and facilitating operation.

[0030] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A control system for regulating a fixed frequency axial flow fan, comprising an outer shell (1), characterized in that: A control panel (11) is fixedly mounted on one side surface of the outer shell (1), a mounting plate (12) is provided on one side surface of the control panel (11), a control button (13) is fixedly mounted on the surface of the mounting plate (12), a cover plate (14) is slidably mounted on the other side surface of the outer shell (1), a mounting through hole (15) is provided on the surface of the cover plate (14), one end side surface of the mounting through hole (15) is fixedly connected to a rubber sleeve (16), a push rod (17) is slidably mounted on the side surface of the mounting through hole (15), one end surface of the push rod (17) is located at one side position of the control button (13), the other end surface of the push rod (17) is fixedly connected to a pressure plate (18), and the pressure plate (18) is located on the other side surface of the cover plate (14).

2. A control system for adjusting a fixed-frequency axial flow fan according to claim 1, characterized in that: Limit blocks (19) are provided on both sides of the surface of one end of the push rod (17), and the limit blocks (19) are located on both sides of the rubber sleeve (16).

3. A control system for adjusting a fixed-frequency axial flow fan according to claim 1, characterized in that: A reset through hole (2) is provided on one side surface of the cover plate (14), and the reset through hole (2) is located at two sides of the mounting through hole (15).

4. A control system for adjusting a fixed-frequency axial flow fan according to claim 3, characterized in that: A reset spring (21) is fixedly mounted on the side of the reset through hole (2), and a reset rod (22) is fixedly connected to one end surface of the reset spring (21).

5. A control system for adjusting a fixed-frequency axial flow fan according to claim 4, characterized in that: One end surface of the reset rod (22) is located on the side of the push rod (17), and the other end surface of the reset rod (22) is fixedly connected to the surface of the pressure plate (18).

6. A control system for adjusting a fixed-frequency axial flow fan according to claim 1, characterized in that: One end surface of the cover plate (14) is hingedly connected to a hinge rod (23), and one end surface of the hinge rod (23) is hingedly connected to the surface of the outer shell (1).

7. A control system for adjusting a fixed-frequency axial flow fan according to claim 1, characterized in that: One end surface of the outer shell (1) is threadedly connected with a positioning screw (24), and one end surface of the positioning screw (24) is pressed and connected to one end surface of the hinge rod (23).

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