Protection mechanism for axial flow fan

Abstract

The utility model discloses a protection mechanism for an axial flow fan, and belongs to the technical field of fan protection mechanisms, the protection mechanism for the axial flow fan comprises a protection base, a protection cover, a lower mounting seat and an upper mounting seat, the protection cover is fixedly connected to the protection base, the lower mounting seat is movably connected to the protection base, and the upper mounting seat is movably connected to the protection base. The upper mounting base is movably connected to the protective cover through a second buffer spring, and a first buffer spring and a connecting supporting rod are arranged in the protective base, so that the axial flow fan protective mechanism can stably mount the axial flow fan in the using process and provide stable supporting in the natural state, and the service life of the axial flow fan is prolonged. When the axial flow fan is collided subsequently, the axial flow fan can be protected through the protective cover, vibration generated by collision can be well buffered, it is ensured that the axial flow fan is not prone to being damaged, and therefore the use efficiency and practicability of the axial flow fan protection mechanism are effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fan protection mechanisms, and in particular relates to a protection mechanism for an axial flow fan. Background Art

[0002] Axial flow fans are widely used as a building ventilation equipment. They are mainly composed of a fan impeller and a casing. Generally, axial flow fans are installed in open-air environments. Due to their relatively simple structure, there is no protective mechanism for the fan, and they cannot effectively protect and buffer the vibration. Therefore, when the axial flow fan encounters a collision or impact during use, it is very easy to cause the fan casing and even the impeller to deform, causing damage to the fan, affecting its normal use, thereby resulting in the failure to improve the efficiency and practicality of the axial flow fan protection mechanism. Utility Model Content

[0003] The existing axial flow fan has a relatively simple structure and does not have a protective mechanism for the fan, and is not able to effectively protect and buffer the vibration. Therefore, when the axial flow fan encounters a collision or impact during use, it is very easy to cause the fan casing and even the impeller to deform, causing damage to the fan, affecting normal use, thereby resulting in the problem that the efficiency and practicality of the axial flow fan protective mechanism cannot be improved. The utility model provides a protective mechanism for an axial flow fan to solve the problems raised in the background technology.

[0004] To solve the above problems, the utility model adopts the following technical solutions.

[0005] A protective mechanism for an axial flow fan includes an axial flow fan protective mechanism, wherein the axial flow fan protective mechanism includes a protective base, a protective cover, a lower mounting seat and an upper mounting seat, wherein the protective cover is fixedly connected to the protective base, the lower mounting seat is movably connected to the protective base, the upper mounting seat is movably connected to the protective cover via a second buffer spring, and a first buffer spring and a connecting support rod are arranged in the protective base.

[0006] Preferably, a telescopic support rod is arranged between the protective base and the lower mounting seat, the telescopic support rod is arranged at the four bottom corners inside the protective base, the telescopic support rod is fixedly connected at the four bottom corners inside the protective base, and the telescopic end of the telescopic support rod is fixedly connected to the bottom plate of the lower mounting seat.

[0007] Preferably, a buffer groove is provided on the bottom plate of the protective base, a sliding guide rod is provided in the buffer groove, the sliding guide rod is fixedly connected in the buffer groove, a buffer slider is provided in the buffer groove, and two buffer sliders are provided, and the two buffer sliders are slidably sleeved on the sliding guide rod in the buffer groove.

[0008] Preferably, the buffer spring 1 is arranged on the sliding guide rod, the buffer spring is sleeved on the sliding guide rod, and the two ends of the buffer spring 1 are respectively fixedly connected to the inner wall of the buffer slide groove and the side wall of the buffer slider, and the buffer slider is provided with a hinge block, and the hinge block is fixedly connected to the buffer slider.

[0009] Preferably, a connecting strut is provided between the lower mounting seat and the buffer sliding block, and both ends of the connecting strut are movably hinged to a hinge block on the buffer sliding block and a connecting block at the bottom end of the lower mounting seat respectively.

[0010] Preferably, a second buffer spring is provided between the upper mounting seat and the upper top plate of the protective cover, and two ends of the second buffer spring are respectively fixedly connected to the upper mounting seat and the upper top plate of the protective cover.

[0011] Beneficial Effects

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

[0013] The above-mentioned protective mechanism for an axial flow fan, through the coordinated use of components such as a protective cover, a telescopic support rod, a buffer slider, a buffer spring 1, a connecting support rod and a buffer spring 2, enables the axial flow fan protection mechanism to stably install the axial flow fan during use and provide stable support in a natural state. Subsequently, when the axial flow fan is hit by a collision, it can be protected by the protective cover and can well buffer the vibration caused by the collision to ensure that the axial flow fan is not easily damaged, thereby effectively improving the use efficiency and practicality of the axial flow fan protection mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the axial flow fan protection mechanism in the utility model;

[0015] Figure 2 It is a structural sectional view of the axial flow fan protection mechanism in the utility model.

[0016] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0017] In the figure: 100, axial flow fan protection mechanism; 1, protection base; 2, protection cover; 3, lower mounting seat; 4, upper mounting seat; 5, telescopic support rod; 6, buffer slide groove; 7, sliding guide rod; 8, buffer slide block; 9, buffer spring 1; 10, hinge block; 11, connecting support rod; 12, buffer spring 2. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with a specific utility model.

[0019] Example

[0020] like Figures 1-2 As shown, it is a structural schematic diagram of a protective mechanism for an axial flow fan according to a preferred embodiment of the utility model. The axial flow fan protective mechanism 100 of this embodiment includes a protective base 1, a protective cover 2, a lower mounting seat 3 and an upper mounting seat 4. The protective cover 2 is fixedly connected to the protective base 1, the lower mounting seat 3 is movably connected to the protective base 1, and the upper mounting seat 4 is movably connected to the protective cover 2 through a buffer spring 2 12. A buffer spring 9 and a connecting support rod 11 are provided in the protective base 1.

[0021] A telescopic support rod 5 is arranged between the protective base 1 and the lower mounting seat 3. The telescopic support rod 5 is arranged at the four bottom corners of the protective base 1. The telescopic support rod 5 is fixedly connected to the four bottom corners of the protective base 1, and the telescopic end of the telescopic support rod 5 is fixedly connected to the bottom plate of the lower mounting seat 3. It is used to stably support the lower mounting seat 3 through the telescopic support rod 5 during the use of the axial flow fan protection mechanism 100, and to perform telescopic buffering when the lower mounting seat 3 is vibrated subsequently.

[0022] A buffer groove 6 is arranged on the bottom plate of the protective base 1, a sliding guide rod 7 is arranged in the buffer groove 6, the sliding guide rod 7 is fixedly connected in the buffer groove 6, a buffer slider 8 is arranged in the buffer groove 6, and two buffer sliders 8 are arranged. The two buffer sliders 8 are slidably sleeved on the sliding guide rod 7 in the buffer groove 6, so as to facilitate the connection between the lower mounting seats 3 during the use of the axial flow fan protection mechanism 100.

[0023] The buffer spring 9 is arranged on the sliding guide rod 7, the buffer spring 9 is sleeved on the sliding guide rod 7, and the two ends of the buffer spring 9 are respectively fixedly connected to the inner wall of the buffer slide groove 6 and the side wall of the buffer slide block 8. The buffer slide block 8 is provided with a hinge block 10, and the hinge block 10 is fixedly connected to the buffer slide block 8, which is used to compress the buffer spring 9 by sliding the buffer slide block 8 during the use of the axial flow fan protection mechanism 100, thereby achieving the purpose of buffering the vibration pressure.

[0024] A connecting strut 11 is arranged between the lower mounting seat 3 and the buffer slider 8, and the two ends of the connecting strut 11 are respectively movably hinged to the hinge block 10 on the buffer slider 8 and the connecting block at the bottom end of the lower mounting seat 3, so as to further support the lower mounting seat 3 through the connecting strut 11 during the use of the axial flow fan protection mechanism 100, and facilitate subsequent vibration buffering.

[0025] A buffer spring 12 is arranged between the upper mounting seat 4 and the upper top plate of the protective cover 2. The two ends of the buffer spring 12 are respectively fixedly connected to the upper mounting seat 4 and the upper top plate of the protective cover 2. It is used to cooperate with the lower mounting seat 3 to install the axial flow fan during the use of the axial flow fan protection mechanism 100, and can buffer the vibration when the fan is subsequently hit.

[0026] In the present embodiment, when it is necessary to use the axial flow fan protection mechanism 100 to install and protect the axial flow fan, the axial flow fan is fixedly installed between the lower mounting seat 3 and the upper mounting seat 4. When the axial flow fan is hit during subsequent use, the protective cover 2 can protect the axial flow fan well, and the vibration generated by the collision can be preliminarily buffered by the buffer spring 2 12 between the protective cover 2 and the upper mounting seat 4. At the same time, when the lower mounting seat 3 is subjected to vibration pressure, the connecting support rod 11 will be used to drive the hinge block 10 to slide, and during the sliding process of the hinge block 10, the buffer spring 1 9 will be compressed, thereby performing spring buffering on the vibration pressure on the lower mounting seat 3, and the axial flow fan on the lower mounting seat 3 For protection, the telescopic support rod 5 and the connecting support rod 11 can stably support the axial flow fan in a natural state. The utility model has a simple structure and is easy to use. Through the coordinated use of components such as the protective cover 2, the telescopic support rod 5, the buffer slider 8, the buffer spring 1 9, the connecting support rod 11 and the buffer spring 2 12, the axial flow fan protection mechanism 100 can stably install the axial flow fan during use and provide stable support in a natural state. Subsequently, when the axial flow fan is hit, it can be protected by the protective cover 2, and the vibration caused by the collision can be well buffered to ensure that the axial flow fan is not easily damaged, thereby effectively improving the use efficiency and practicality of the axial flow fan protection mechanism 100.

[0027] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.

Claims

1. A protection mechanism for an axial flow fan, comprising an axial flow fan protection mechanism (100), Features: The axial flow fan protection mechanism (100) comprises a protection base (1), a protection cover (2), a lower mounting seat (3) and an upper mounting seat (4); the protection cover (2) is fixedly connected to the protection base (1); the lower mounting seat (3) is movably connected to the protection base (1); the upper mounting seat (4) is movably connected to the protection cover (2) via a buffer spring 2 (12); a buffer spring 1 (9) and a connecting support rod (11) are arranged in the protection base (1).

2. The protective mechanism for an axial flow fan according to claim 1, characterized in that: A telescopic support rod (5) is arranged between the protective base (1) and the lower mounting seat (3); the telescopic support rod (5) is arranged at four bottom corners in the protective base (1); the telescopic support rod (5) is fixedly connected to the four bottom corners in the protective base (1); and the telescopic end of the telescopic support rod (5) is fixedly connected to the bottom plate of the lower mounting seat (3).

3. The protective mechanism for an axial flow fan according to claim 1, characterized in that: A buffer groove (6) is arranged on the bottom plate of the protective base (1), a sliding guide rod (7) is arranged in the buffer groove (6), the sliding guide rod (7) is fixedly connected in the buffer groove (6), a buffer slider (8) is arranged in the buffer groove (6), and two buffer sliders (8) are arranged, and the two buffer sliders (8) are slidably connected to the sliding guide rod (7) in the buffer groove (6).

4. The protective mechanism for an axial flow fan according to claim 3, characterized in that: The buffer spring (9) is arranged on the sliding guide rod (7), the buffer spring (9) is sleeved on the sliding guide rod (7), and the two ends of the buffer spring (9) are respectively fixedly connected to the inner wall of the buffer slide groove (6) and the side wall of the buffer slide block (8), and the buffer slide block (8) is provided with a hinge block (10), and the hinge block (10) is fixedly connected to the buffer slide block (8).

5. The protective mechanism for an axial flow fan according to claim 4, characterized in that: A connecting strut (11) is provided between the lower mounting seat (3) and the buffer slider (8), and the two ends of the connecting strut (11) are respectively movably hinged to a hinge block (10) on the buffer slider (8) and a connecting block at the bottom end of the lower mounting seat (3).

6. The protective mechanism for an axial flow fan according to claim 1, characterized in that: A second buffer spring (12) is provided between the upper mounting seat (4) and the upper top plate of the protective cover (2), and the two ends of the second buffer spring (12) are respectively fixedly connected to the upper mounting seat (4) and the upper top plate of the protective cover (2).

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