Downhole convenient air volume adjusting device

Abstract

The utility model discloses an underground convenient air volume adjusting device, and relates to the technical field of underground ventilation. The device comprises a mounting fixing plate, a placing frame and a fan, the placing frame is welded to the front surface of the mounting fixing plate, the fan is arranged in the placing frame and movably connected with the placing frame, a plurality of ventilation openings are formed in the front surface of the fan, a sliding groove is formed in the upper surface of the placing frame, and an air adjusting plate is embedded in the sliding groove. The lower end of the air adjusting plate extends into the containing frame through the sliding groove, the air adjusting plate is movably connected with the sliding groove and makes contact with the ventilation opening, and a plurality of positioning holes are formed in the front surface of the air adjusting plate. Through the structure of the sliding groove and the air adjusting plate, descending of the air adjusting plate can be conveniently controlled to properly shield the ventilation opening of the fan, the air outlet amount of the fan can be conveniently adjusted according to the environment requirement in the later period, and the flexible adjusting capacity of the device in the using process is improved.

Description

Technical Field

[0001] This utility model belongs to the field of underground ventilation technology, and in particular relates to an underground convenient air volume adjustment device. Background Technology

[0002] In existing technologies, the structure of underground ventilation devices is generally simple, lacking the ability to adjust air volume and making it difficult to make appropriate adjustments according to environmental needs. This results in low flexibility in the use of ventilation devices. Therefore, a convenient underground air volume adjustment device is proposed to solve the above problems. Utility Model Content

[0003] The purpose of this invention is to provide a convenient downhole air volume adjustment device to solve existing problems.

[0004] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0005] This utility model relates to a convenient downhole airflow adjustment device, comprising a mounting plate, a placement frame, and a fan. The placement frame is welded to the front surface of the mounting plate, and the fan is disposed inside the placement frame. The fan and the placement frame are movably connected. The front surface of the fan has several ventilation openings. The upper surface of the placement frame has a sliding groove, and an air-adjusting plate is embedded inside the sliding groove. The lower end of the air-adjusting plate extends into the placement frame through the sliding groove, and the air-adjusting plate is movably connected to the sliding groove. The air-adjusting plate contacts the ventilation openings. The front surface of the air-adjusting plate has several positioning holes, which facilitates the control of the descent of the air-adjusting plate to appropriately block the ventilation openings of the fan, allowing for later adjustment of the fan's airflow according to environmental needs, and improving the device's flexible adjustment capability during use.

[0006] Furthermore, a side plate is welded to the upper surface of the placement frame. The side plate is located behind the air regulating plate, and a positioning rod is embedded at the upper end of the side plate. The positioning rod is slidably connected to the side plate.

[0007] Furthermore, the front end of the positioning rod extends to the positioning hole, the front end of the positioning rod is engaged with the positioning hole, and a connecting plate is welded to the rear end of the positioning rod.

[0008] Furthermore, a connecting spring is provided between the front surface of the connecting plate and the rear surface of the side plate, and the connecting spring is located around the positioning rod.

[0009] Furthermore, mounting holes are provided on the periphery of the front surface of the mounting plate, and threaded holes are provided on the left and right surfaces of the placement frame.

[0010] Furthermore, fastening bolts are screwed into both of the threaded holes, and the two fastening bolts extend into the placement frame through the threaded holes at the ends near the placement frame.

[0011] Furthermore, each of the two fastening bolts is screwed with a fixing clamp at the end near the placement frame.

[0012] Furthermore, the two fixing plates contact the left and right surfaces of the fan respectively, facilitating the fixing of the fan and securing its position inside the placement frame to ensure the stability of the fan during use.

[0013] The utility model has the following beneficial effects:

[0014] 1. This utility model, through the structure of the sliding groove and the air regulating plate, facilitates the control of the descent of the air regulating plate to properly block the ventilation opening of the fan, and makes it easy to adjust the air volume of the fan according to the needs of the environment in the later stage, thereby improving the flexibility of the device during use.

[0015] 2. This utility model uses a structure of fixing clamps, screws, and fastening bolts to facilitate the fixing of the fan, ensuring the fan's position inside the placement frame and guaranteeing its stability during use.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. Attached Figure Description

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the structure of the convenient downhole air volume adjustment device of this utility model;

[0019] Figure 2 This is a front view structural diagram of the convenient downhole air volume adjustment device of this utility model;

[0020] Figure 3 This is a right-side structural schematic diagram of the convenient downhole air volume adjustment device of this utility model;

[0021] Figure 4 This is a top view of the convenient downhole air volume adjustment device of this utility model.

[0022] The attached diagram lists the components represented by each number as follows:

[0023] 1. Mounting plate; 2. Placement frame; 3. Fan; 4. Ventilation opening; 5. Slide rail; 6. Air regulating plate; 7. Positioning hole; 8. Side plate; 9. Positioning rod; 10. Connecting spring; 11. Connecting plate; 12. Fixing clamp; 13. Threaded connector; 14. Threaded hole; 15. Fastening bolt; 16. Mounting hole. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0025] In the description of this utility model, it should be understood that the terms "upper", "middle", "outer", "inner", etc., which indicate orientation or positional relationship, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0026] Please see Figures 1-4 As shown, this utility model is a convenient air volume adjustment device for underground wells, including a mounting plate 1, a placement frame 2, and a fan 3. The placement frame 2 is welded to the front surface of the mounting plate 1. The fan 3 is placed inside the placement frame 2 and is movably connected to the placement frame 2. The front surface of the fan 3 is provided with several ventilation openings 4. The upper surface of the placement frame 2 is provided with a sliding groove 5. An air regulating plate 6 is embedded inside the sliding groove 5. The lower end of the air regulating plate 6 extends into the placement frame 2 through the sliding groove 5 and is movably connected to the sliding groove 5. The air regulating plate 6 contacts the ventilation openings 4. The front surface of the air regulating plate 6 is provided with several positioning holes 7, which facilitates the control of the descent of the air regulating plate 6 to appropriately block the ventilation openings 4 of the fan 3, making it easy to adjust the air volume of the fan 3 according to environmental needs in the future, and improving the flexibility of the device during use.

[0027] A side plate 8 is welded to the upper surface of the placement frame 2. The side plate 8 is located behind the air regulating plate 6. A positioning rod 9 is installed at the upper end of the side plate 8. The positioning rod 9 is slidably connected to the side plate 8. The front end of the positioning rod 9 extends to the positioning hole 7. The front end of the positioning rod 9 is engaged with the positioning hole 7. A connecting plate 11 is welded to the rear end of the positioning rod 9. A connecting spring 10 is provided between the front surface of the connecting plate 11 and the rear surface of the side plate 8. The connecting spring 10 is located around the positioning rod 9.

[0028] Mounting holes 16 are provided on the periphery of the front surface of the mounting plate 1. Threaded holes 14 are provided on the left and right surfaces of the placement frame 2. Fastening bolts 15 are screwed into the two threaded holes 14. The two fastening bolts 15 extend into the placement frame 2 through the threaded holes 14 at one end near the placement frame 2.

[0029] Two fastening bolts 15 are each screwed with a fixing plate 12 near one end of the placement frame 2. The two fixing plates 12 contact the left and right surfaces of the fan 3 respectively, which facilitates the fixing of the fan 3 and fixes the position of the fan 3 inside the placement frame 2 to ensure the stability of the fan 3 during use.

[0030] Please see Figures 1-4 As shown, this utility model is a convenient air volume adjustment device for underground wells. Its usage method is as follows: through the structure of the slide groove 5 and the air regulating plate 6, it is convenient to control the descent of the air regulating plate 6 to appropriately block the ventilation opening 4 of the fan 3, so as to facilitate the adjustment of the air volume of the fan 3 according to the environmental needs in the later stage, and improve the flexibility of the device during use; through the structure of the fixing clamp 12, the screw connector 13 and the fastening bolt 15, it is convenient to fix the fan 3, fix the position of the fan 3 inside the placement frame 2, and ensure the stability of the fan 3 during use.

[0031] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0032] The preferred embodiments of this utility model disclosed above are merely illustrative of the present utility model. These preferred embodiments do not exhaustively describe all details, nor do they limit the utility model to the specific implementations described. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of this utility model, thereby enabling those skilled in the art to better understand and utilize it. This utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A convenient downhole air volume adjustment device, comprising a mounting plate (1), a placement frame (2), and a blower (3), characterized in that: The placement frame (2) is welded to the front surface of the mounting plate (1). The fan (3) is set inside the placement frame (2). The fan (3) is movably connected to the placement frame (2). The front surface of the fan (3) is provided with several ventilation openings (4). The upper surface of the placement frame (2) is provided with a sliding groove (5). The sliding groove (5) is fitted with an air regulating plate (6). The lower end of the air regulating plate (6) extends into the placement frame (2) through the sliding groove (5). The air regulating plate (6) is movably connected to the sliding groove (5). The air regulating plate (6) contacts the ventilation opening (4). The front surface of the air regulating plate (6) is provided with several positioning holes (7).

2. The downhole convenient air volume adjustment device according to claim 1, characterized in that, The upper surface of the placement frame (2) is also welded with a side plate (8), which is located behind the air regulating plate (6). A positioning rod (9) is installed at the upper end of the side plate (8), and the positioning rod (9) is slidably connected to the side plate (8).

3. The downhole convenient air volume adjustment device according to claim 2, characterized in that, The front end of the positioning rod (9) extends to the positioning hole (7), and the front end of the positioning rod (9) is engaged with the positioning hole (7). A connecting plate (11) is welded to the rear end of the positioning rod (9).

4. The downhole convenient air volume adjustment device according to claim 3, characterized in that, A connecting spring (10) is provided between the front surface of the connecting plate (11) and the rear surface of the side plate (8), and the connecting spring (10) is provided around the positioning rod (9).

5. The downhole convenient air volume adjustment device according to claim 1, characterized in that, The mounting plate (1) has mounting holes (16) on the periphery of its front surface, and the placement frame (2) has threaded holes (14) on its left and right surfaces.

6. The downhole convenient air volume adjustment device according to claim 5, characterized in that, Both of the threaded holes (14) are screwed with fastening bolts (15), and the two fastening bolts (15) extend into the placement frame (2) through the threaded holes (14) at one end near the placement frame (2).

7. The downhole convenient air volume adjustment device according to claim 6, characterized in that, Both of the fastening bolts (15) are screwed with fixing plates (12) at the end near the placement frame (2).

8. The downhole convenient air volume adjustment device according to claim 7, characterized in that, The two fixed clamps (12) are in contact with the left and right surfaces of the fan (3), respectively.

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