Fan with filtering structure

Abstract

The utility model discloses a fan with a filter structure, which comprises a fixed mounting base, the upper end of the fixed mounting base is connected with a mounting shell, the lower side of the front end of the mounting shell is provided with an air inlet pipe, the rear side of the upper end of the mounting shell is provided with an air outlet pipe, and the left end of the mounting shell is provided with a protective plate. A high-definition glass plate is arranged in the middle of the protection plate, and a second adjusting bolt is arranged at the joint of the protection plate and the mounting shell. And the driving motor is fixedly installed at the right end of the installation shell, a protection shell is arranged on the outer side of the driving motor, blades are arranged on the outer side of the left end of the linkage shaft rod, and a third adjusting bolt is arranged at the joint of the blades and the linkage shaft rod. According to the draught fan with the filtering structure, stable connection and installation can be conducted according to needs, the problem that the draught fan cannot be detached and replaced in time when being damaged is avoided, air filtering treatment is facilitated, and the practical effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to fans, in particular to a fan with a filtering structure. Background Art

[0002] A fan is a machine that relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine and is generally widely used in ventilation, dust removal, drying and cooling of workshops or equipment. Therefore, a fan with a filtering structure is needed, such as:

[0003] Chinese patent authorization announcement number CN202659566U discloses a fan, including a fan housing, a motor and an impeller. The motor is provided at the rear end of the fan housing, and the impeller is arranged in the fan housing and connected to the output shaft of the motor. The impeller includes a front cover plate, a rear cover plate and blades. There are multiple blades in a circular array between the front cover plate and the rear cover plate, and the blades are vertically arranged between the front cover plate and the rear cover plate; the blades are arc-shaped; the extension line connecting the outer center and the inner center of the blade passes through the center of the front cover plate and the rear cover plate.

[0004] The above-mentioned existing technical solutions have the following defects: it is not convenient to carry out stable connection and installation as needed, it is easy to cause the problem of being unable to be disassembled and replaced in time when damaged, it is not convenient to filter the air, and the practical effect is not good. Therefore, we propose a fan with a filtering structure to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a fan with a filtering structure to solve the problems raised in the above background technology that it is not convenient to carry out stable connection and installation according to needs, it is easy to cause damage and cannot be disassembled and replaced in time, it is not convenient to filter the air, and the practical effect is not good.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fan with a filtering structure, comprising a fixed mounting base, the upper end of the fixed mounting base is connected to a mounting shell, and an air inlet pipe is arranged at the lower side of the front end of the mounting shell, and a filtering assembly is arranged at the front end of the air inlet pipe, an air outlet pipe is arranged at the rear side of the upper end of the mounting shell, and a protective plate is arranged at the left end of the mounting shell, a high-definition glass plate is arranged in the middle of the protective plate, and a rubber sealing member connected to the mounting shell is arranged at the right end of the protective plate, a second adjusting bolt is arranged at the connection between the protective plate and the mounting shell, and a second rubber ring is arranged on the outer side of the left end of the second adjusting bolt;

[0007] A driving motor is fixedly mounted on the right end of the mounting shell, a protective shell is arranged on the outer side of the driving motor, and a linkage shaft is arranged on the left end of the driving motor, a blade is arranged on the outer side of the left end of the linkage shaft, and a limiting groove body opened on the inner side of the linkage shaft is arranged on the outer side of the inner end of the blade, a third adjusting bolt is arranged at the connection between the blade and the linkage shaft, and a third rubber ring is arranged on the outer side of the third adjusting bolt, a beautification baffle connected to the linkage shaft is arranged on the left side of the blade, and a damping rubber block located on the inner side of the linkage shaft is arranged on the outer side of the right end of the beautification baffle.

[0008] Preferably, a non-slip foot pad with non-slip and wear-resistant effects is bonded to the lower surface of the fixed installation base, and a hole groove is opened on the inner side of the outer end of the fixed installation base to facilitate docking installation.

[0009] Preferably, the air inlet pipe and the air outlet pipe both form a communication structure with the mounting shell, and the air inlet pipe and the air outlet pipe are vertically arranged.

[0010] Preferably, a filter box is installed at the right end of the air inlet pipe, and a first filter screen is provided on the inner rear side of the filter box, a second filter screen is provided on the front side of the first filter screen, and a third filter screen is provided on the front side of the second filter screen, a limit baffle is provided above the third filter screen, and a first adjusting bolt is provided at the connection between the limit baffle and the filter box, and a first rubber ring is provided on the outer side of the upper end of the first adjusting bolt.

[0011] Preferably, the first filter screen plate and the second filter screen plate both form a snap-fit ​​sliding structure in the filter box, and the mesh sizes of the first filter screen plate, the second filter screen plate and the third filter screen plate are arranged to increase in sequence from front to back.

[0012] Preferably, the first filter screen plate, the second filter screen plate and the third filter screen plate are all fitted with the limit baffle, and the limit baffle and the installation filter box are connected to the first adjustment bolt by means of threads, and the first adjustment bolt is connected to the first rubber ring by means of sleeve connection.

[0013] Preferably, the protective plate is connected to the mounting shell by a rubber seal connected by bonding through a snap-fitting manner, and the protective plate and the mounting shell are connected to the second adjusting bolt by a threaded manner, and the second adjusting bolt is connected to the second rubber ring by a sleeve manner.

[0014] Preferably, the blades form a snap-fit ​​sliding structure on the inner side of the left end of the linkage shaft through a limiting groove, and the blades are equidistantly arranged with respect to the center point of the linkage shaft.

[0015] Preferably, the blade and the linkage shaft are connected to the third adjusting bolt in a threaded manner, and the third adjusting bolt is connected to the third rubber ring in a sleeve manner.

[0016] Preferably, the beautification baffle is connected to the linkage shaft and the blades by means of a clamping engagement through a damping rubber block.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the fan with the filtering structure can be stably connected and installed as required, avoiding the problem of being unable to be disassembled and replaced in time when damaged, which is beneficial to filtering the air and improving the practical effect of the device;

[0018] 1. The protective plate is connected to the mounting shell by a rubber seal connected by bonding by a snap-fitting manner, and the protective plate and the mounting shell are connected to the second adjusting bolt by a threaded manner, and the second adjusting bolt is connected to the second rubber ring by a sleeve-jointed manner, so that when the protective plate is removed, the damaged parts inside the mounting shell can be disassembled and replaced in time, and the operating status inside the mounting shell can be checked at any time under the action of the high-definition glass plate;

[0019] 2. The first filter screen plate, the second filter screen plate and the third filter screen plate are all fitted with the limit baffle, and the limit baffle and the filter box are connected to the first adjustment bolt by means of threads, and the first adjustment bolt is connected to the first rubber ring by means of sleeve connection, so that the first filter screen plate, the second filter screen plate and the third filter screen plate can be disassembled and replaced at a later stage, and the air can be filtered under the effect of the mesh numbers of the first filter screen plate, the second filter screen plate and the third filter screen plate being set to increase in sequence from front to back;

[0020] 3. The blade is arranged to form a snap-fit ​​sliding structure on the inner side of the left end of the linkage shaft through a limiting groove, and the blade and the linkage shaft are connected to the third adjusting bolt by a threaded manner, and the third adjusting bolt and the third rubber ring are connected by a sleeve manner, so that the blade and the linkage shaft can be stably connected and installed, effectively improving the practical effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0023] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0024] Figure 4 This is a side view of the structure of the utility model;

[0025] Figure 5 It is a side cross-sectional structural schematic diagram of the connection between the air inlet pipe and the filter assembly of the utility model.

[0026] In the figure: 1. Fixed installation base; 2. Anti-skid foot pad; 3. Installation shell; 4. Air inlet pipe; 5. Filter assembly; 501. Installation filter box; 502. First filter screen; 503. Second filter screen; 504. Third filter screen; 505. Limit baffle; 506. First adjustment bolt; 507. First rubber ring; 6. Air outlet pipe; 7. Protective plate; 8. High-definition glass plate; 9. Second adjustment bolt; 10. Second rubber ring; 11. Rubber seal; 12. Drive motor; 13. Protective shell; 14. Linkage shaft; 15. Blade; 16. Limit slot; 17. Third adjustment bolt; 18. Third rubber ring; 19. Beautification baffle; 20. Damping rubber block. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-5 The utility model provides a technical solution: a fan with a filtering structure, comprising a fixed mounting base 1 having an upper end connected to a mounting shell 3, an air inlet pipe 4 arranged at the lower front end of the mounting shell 3, and a filtering assembly 5 arranged at the front end of the air inlet pipe 4, an air outlet pipe 6 arranged at the rear side of the upper end of the mounting shell 3, a protective plate 7 arranged at the left end of the mounting shell 3, a high-definition glass plate 8 arranged at the middle of the protective plate 7, and a rubber sealing member 11 connected to the mounting shell 3 arranged at the right end of the protective plate 7, a second adjusting bolt 9 arranged at the connection between the protective plate 7 and the mounting shell 3, and a second rubber ring 10 arranged at the outer side of the left end of the second adjusting bolt 9;

[0029] The drive motor 12 is fixedly mounted on the right end of the mounting shell 3, a protective shell 13 is provided on the outer side of the drive motor 12, and a linkage shaft 14 is provided on the left end of the drive motor 12, a blade 15 is provided on the outer side of the left end of the linkage shaft 14, and a limiting groove 16 opened on the inner side of the linkage shaft 14 is provided on the outer side of the inner end of the blade 15, a third adjusting bolt 17 is provided at the connection between the blade 15 and the linkage shaft 14, and a third rubber ring 18 is provided on the outer side of the third adjusting bolt 17, a beautification baffle 19 connected to the linkage shaft 14 is provided on the left side of the blade 15, and a damping rubber block 20 located on the inner side of the linkage shaft 14 is provided on the outer side of the right end of the beautification baffle 19.

[0030] When using the fan with a filtering structure, first assemble the various parts, then place the fixed mounting base 1 at the designated position through the non-slip foot pad 2 and use the hole groove for stable installation. Figure 1 , Figure 3 and Figure 4 In the embodiment, a blade 15 is arranged on the inner side of the left end of the linkage shaft 14 through a limiting groove 16 to form a snap-fit ​​sliding structure, and the blade 15 and the linkage shaft 14 are both connected to the third adjusting bolt 17 in a threaded manner, and the third adjusting bolt 17 is connected to the third rubber ring 18 in a sleeve manner, so that the blade 15 and the linkage shaft 14 can be stably connected and installed, and then the beautification baffle 19 is respectively snap-fitted with the linkage shaft 14 and the blade 15 through a damping rubber block 20. When the driving motor 12 installed on the inner side of the protective shell 13 is opened to rotate the linkage shaft 14, the fixedly connected blade 15 can be driven to rotate synchronously, so that air enters from the filter assembly 5, rotates along the air inlet pipe 4, and is discharged from the air outlet pipe 6.

[0031] Specific as Figure 1 , Figure 2 and Figure 5In the embodiment, the first filter screen plate 502, the second filter screen plate 503 and the third filter screen plate 504 are all fitted with the limit baffle 505, and the limit baffle 505 and the installation filter box 501 are connected to the first adjustment bolt 506 by means of threads, and the first adjustment bolt 506 is connected to the first rubber ring 507 by means of sleeve connection, so that the first filter screen plate 502, the second filter screen plate 503 and the third filter screen plate 504 can be disassembled and replaced in the later stage, and the first filter screen plate 502, the second filter screen plate 503 and the third filter screen plate 504 can be replaced. The air is filtered under the action of the mesh number increasing from front to back, and the rubber seal 11 connected by bonding with the protective plate 7 is connected to the mounting shell 3 by a snap-fitting manner, and the protective plate 7 and the mounting shell 3 are connected to the second adjusting bolt 9 by a threaded manner, and the second adjusting bolt 9 is connected to the second rubber ring 10 by a sleeve manner. When the protective plate 7 is removed, the damaged parts inside the mounting shell 3 can be disassembled and replaced in time, and the operating status inside the mounting shell 3 can be checked at any time under the action of the high-definition glass plate 8.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fan with a filtering structure, characterized in that: include: A fixed mounting base (1), wherein the upper end of the fixed mounting base (1) is connected to a mounting shell (3), an air inlet pipe (4) is arranged at the lower side of the front end of the mounting shell (3), and a filter assembly (5) is arranged at the front end of the air inlet pipe (4), an air outlet pipe (6) is arranged at the rear side of the upper end of the mounting shell (3), and a protective plate (7) is arranged at the left end of the mounting shell (3), a high-definition glass plate (8) is arranged in the middle of the protective plate (7), and a rubber sealing member (11) connected to the mounting shell (3) is arranged at the right end of the protective plate (7), a second adjusting bolt (9) is arranged at the connection between the protective plate (7) and the mounting shell (3), and a second rubber ring (10) is arranged on the outer side of the left end of the second adjusting bolt (9); A drive motor (12) is fixedly mounted on the right end of the mounting housing (3); a protective shell (13) is arranged on the outside of the drive motor (12); a linkage shaft (14) is arranged on the left end of the drive motor (12); a blade (15) is arranged on the outside of the left end of the linkage shaft (14); a limiting groove (16) is arranged on the outside of the inner end of the blade (15) and is opened on the inner side of the linkage shaft (14); a third adjustment bolt (17) is arranged at the connection between the blade (15) and the linkage shaft (14); a third rubber ring (18) is arranged on the outside of the third adjustment bolt (17); a beautification baffle (19) connected to the linkage shaft (14) is arranged on the left side of the blade (15); and a damping rubber block (20) located on the inner side of the linkage shaft (14) is arranged on the right end of the beautification baffle (19).

2. The fan with a filtering structure according to claim 1, characterized in that: The lower surface of the fixed installation base (1) is bonded with an anti-skid foot pad (2) having anti-skid and wear-resistant effects, and a hole groove is provided on the inner side of the outer end of the fixed installation base (1) to facilitate docking installation.

3. The fan with a filtering structure according to claim 1, characterized in that: The air inlet pipe (4) and the air outlet pipe (6) both form a communication structure with the mounting housing (3), and the air inlet pipe (4) and the air outlet pipe (6) are arranged vertically.

4. The fan with a filtering structure according to claim 1, characterized in that: A filter box (501) is provided at the right end of the air inlet pipe (4), and a first filter screen plate (502) is provided on the inner rear side of the filter box (501), a second filter screen plate (503) is provided on the front side of the first filter screen plate (502), and a third filter screen plate (504) is provided on the front side of the second filter screen plate (503), a limit baffle (505) is provided above the third filter screen plate (504), and a first adjustment bolt (506) is provided at the connection between the limit baffle (505) and the filter box (501), and a first rubber ring (507) is provided on the outer side of the upper end of the first adjustment bolt (506).

5. The fan with a filtering structure according to claim 4, characterized in that: The first filter screen plate (502) and the second filter screen plate (503) (540) both form a snap-fit ​​sliding structure in the filter box (501), and the mesh sizes of the first filter screen plate (502), the second filter screen plate (503) and the third filter screen plate (504) are arranged to increase in sequence from front to back.

6. The fan with a filtering structure according to claim 4, characterized in that: The first filter screen plate (502), the second filter screen plate (503) and the third filter screen plate (504) are all arranged in a close fit with the limit baffle (505), and the limit baffle (505) and the installation filter box (501) are all connected to the first adjustment bolt (506) in a threaded manner, and the first adjustment bolt (506) and the first rubber ring (507) are connected in a sleeve manner.

7. The fan with a filtering structure according to claim 1, characterized in that: The protective plate (7) is connected to the mounting housing (3) by means of a snap fit through a rubber seal (11) that is bonded, and the protective plate (7) and the mounting housing (3) are connected to the second adjustment bolt (9) by means of a thread, and the second adjustment bolt (9) is connected to the second rubber ring (10) by means of a sleeve fit.

8. The fan with a filtering structure according to claim 1, characterized in that: The blades (15) form a snap-fit ​​sliding structure on the inner side of the left end of the linkage shaft (14) through the limiting groove body (16), and the blades (15) are arranged at equal distances from the center point of the linkage shaft (14).

9. The fan with a filtering structure according to claim 8, characterized in that: The blade (15) and the linkage shaft (14) are connected to the third adjustment bolt (17) in a threaded manner, and the third adjustment bolt (17) is connected to the third rubber ring (18) in a sleeve-type manner.

10. The fan with a filtering structure according to claim 1, characterized in that: The beautifying baffle (19) is connected to the linkage shaft (14) and the blade (15) by means of a snap-fitting manner via a damping rubber block (20).

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