CN221944386U - A ventilation device for building construction - Google Patents

Abstract

The utility model discloses a ventilation device for building construction projects, which relates to the technical field of ventilation equipment, including a house body, a fan blade and a mounting plate, a driving motor is mounted on the inner wall of one side of the mounting box, and a fan blade is mounted on the outer wall of the output shaft of the driving motor, a HEPA filter is mounted inside the mounting box, and an activated carbon filter is mounted on one side of the HEPA filter, an air outlet pipe is connected to one side of the mounting box, and air inlet holes are evenly arranged below the air outlet pipe, a mounting rod is movably mounted on the inner wall of the air outlet pipe through a bearing, and a baffle is connected to one side of the mounting rod, a fixed plate is connected to one side of the baffle, and a through hole is arranged below the fixed plate. The utility model utilizes pull rods that move both sides inward at the same time, so that the pull rod drives the lock rod to move to the side away from the lock slot at the same time, and then the mounting plate in the mounting slot is taken out outward, which is convenient for disassembling and replacing the activated carbon filter and the HEPA filter, and solves the problem of inconvenient disassembly and replacement.

Description

A ventilation device for building construction

Technical Field

The utility model relates to the technical field of ventilation equipment, in particular to a ventilation device for building construction projects.

Background Art

The air delivered by the air supply duct in the ventilation device of the building construction project is distributed to each designated air supply location through the air supply port at an appropriate speed. The building construction needs to ventilate the room to ensure the freshness of the indoor air and exhaust the dirty gas after ventilation. The current ventilation device has a simple structure and poor performance. After the filter is used for a period of time, it is blocked by dust, which affects the filtering effect. When the filter needs to be replaced, the disassembly is cumbersome, time-consuming and labor-intensive, which affects the disassembly and installation progress. In addition, the indoor air intake size is fixed and cannot be adjusted. Both large and small winds affect the use effect and the discomfort of indoor users. In view of this, in-depth research was conducted on the above-mentioned problems, and this case was created.

Utility Model Content

The utility model aims to provide a ventilation device for building construction projects, so as to solve the problems in the above background technology that the existing ventilation device for building construction projects has no functions of preventing blocking, adjusting the air outlet size and being easy to disassemble and replace.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ventilation device for building construction projects, comprising a room body, fan blades and a mounting plate, an outer wall of the room body is installed with a mounting box, and one side of the mounting box is connected to an air inlet pipe, an inner wall of one side of the mounting box is installed with a driving motor, and a fan blade is installed on the outer wall of the driving motor output shaft, a HEPA filter is installed inside the mounting box, and an activated carbon filter is installed on one side of the HEPA filter, one side of the mounting box is connected to an air outlet pipe, and air inlet holes are evenly arranged below the air outlet pipe, a mounting rod is movably installed on the inner wall of the air outlet pipe through a bearing, and one side of the mounting rod is connected to a baffle, one side of the baffle is connected to a fixing plate, and a through hole is arranged below the fixing plate.

Preferably, a mounting sleeve is movably mounted at a middle position between the HEPA filter and the cleaning brush, and a rotating rod is mounted on the inner side of the mounting sleeve, and cleaning brushes are connected to both ends of one side of the mounting sleeve.

Preferably, the output end of the driving motor is connected to the first bevel gear through the driving shaft, one end of the rotating rod is connected to the third bevel gear, the inner wall of the mounting box is movably connected to the movable rod through the bearing, and the lower part of the movable rod is connected to the second bevel gear, and the second bevel gear forms a meshing transmission structure with the first bevel gear and the third bevel gear.

Preferably, the top ends of the HEPA filter and the activated carbon filter are connected with a mounting plate, and the top end of the mounting box is provided with a mounting groove matching with the mounting plate.

Preferably, return springs are installed on the inner walls on both sides of the mounting plate, and one end of the return spring is connected to a locking rod, and the inner wall of the mounting groove is provided with a locking groove matching the locking rod.

Preferably, one side of the top end of the locking rod is connected to a pull rod, and both sides of the top end of the mounting plate are provided with limiting holes, and the pull rods pass through the limiting holes and extend to the outside of the mounting plate.

Preferably, a fourth bevel tooth is connected to the other side of the mounting rod, and a fifth bevel tooth is meshingly mounted below one side of the fourth bevel tooth, and an adjustment rod is connected below the fifth bevel tooth.

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

(1) The utility model provides an adjustment rod, a mounting rod and a through hole. The fifth bevel gear is rotated by rotating the adjustment rod. The fifth bevel gear is meshed with the fourth bevel gear, so that the fourth bevel gear drives the baffle plate on one side of the mounting rod to rotate at the same time, so that the shielding area of the baffle plate on the through hole changes, which is convenient for adjusting the air outlet size of the through hole, and solves the problem of inconvenience in adjusting the air outlet size.

(2) The utility model provides a pull rod, a locking groove and an activated carbon filter. By moving the pull rods on both sides inward at the same time, the pull rods drive the locking rod to move to the side away from the locking groove at the same time, and then the mounting plate in the mounting groove is taken out to facilitate the disassembly and replacement of the activated carbon filter and the HEPA filter, thereby solving the problem of inconvenient disassembly and replacement;

(3) The utility model provides a driving motor, a second bevel gear and a mounting sleeve. The driving motor is used to rotate the first bevel gear. The first bevel gear is meshed with the second bevel gear, so that the second bevel gear rotates at the same time. The second bevel gear is meshed with the third bevel gear, so that the third bevel gear drives the mounting sleeve on the rotating rod to rotate at the same time. The mounting sleeve drives the cleaning brush to rotate at the same time, so that the cleaning brush cleans the HEPA filter and the activated carbon filter, thereby solving the problem of easy clogging.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic cross-sectional view of the structure of the utility model device;

FIG2 is a schematic diagram of the structure of the air inlet of the utility model when viewed from above;

Figure 3 is a schematic diagram of the baffle structure of the utility model;

FIG. 4 is an enlarged structural schematic diagram of point A in FIG. 1 of the present invention.

In the figure: 1, room body; 2, air outlet pipe; 3, adjustment rod; 4, air inlet hole; 5, first bevel gear; 6, second bevel gear; 7, third bevel gear; 8, activated carbon filter; 9, rotating rod; 10, installation sleeve; 11, air inlet pipe; 12, cleaning brush; 13, installation box; 14, HEPA filter; 15, movable rod; 16, fan blade; 17, driving motor; 18, fixing plate; 19, through hole; 20, baffle; 21, fourth bevel gear; 22, fifth bevel gear; 23, installation rod; 24, reset spring; 25, installation plate; 26, pull rod; 27, installation slot; 28, locking slot; 29, locking rod.

DETAILED DESCRIPTION

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.

Embodiment 1: Please refer to Figures 1 to 4, a ventilation device for a building construction project, including a house body 1, a fan blade 16 and a mounting plate 25, an outer wall of the house body 1 is installed with a mounting box 13, and one side of the mounting box 13 is connected to an air inlet pipe 11, an inner wall of one side of the mounting box 13 is installed with a driving motor 17, and the outer wall of the output shaft of the driving motor 17 is installed with a fan blade 16, a HEPA filter 14 is installed inside the mounting box 13, and one side of the HEPA filter 14 is installed with an activated carbon filter 8, one side of the mounting box 13 is connected to an air outlet pipe 2, and air inlet holes 4 are evenly arranged below the air outlet pipe 2, an inner wall of the air outlet pipe 2 is movably installed with a mounting rod 23 through a bearing, and one side of the mounting rod 23 is connected to a baffle 20, one side of the baffle 20 is connected to a fixing plate 18, and a through hole 19 is arranged below the fixing plate 18;

A mounting sleeve 10 is movably mounted at the middle position of the HEPA filter 14 and the cleaning brush 12, and a rotating rod 9 is mounted on the inner side of the mounting sleeve 10, and cleaning brushes 12 are connected to both ends of one side of the mounting sleeve 10;

Specifically, as shown in Figure 1, when this structure is used, the first bevel tooth 5 is rotated by driving the motor 17, and the first bevel tooth 5 is meshed with the second bevel tooth 6, so that the second bevel tooth 6 rotates at the same time, and the second bevel tooth 6 is meshed with the third bevel tooth 7, so that the third bevel tooth 7 drives the mounting sleeve 10 on the rotating rod 9 to rotate at the same time, and the cleaning brush 12 is driven to rotate at the same time by the mounting sleeve 10, so that the cleaning brush 12 cleans the HEPA filter 14 and the activated carbon filter 8 to avoid blockage.

Embodiment 2: The output end of the driving motor 17 is connected to the first bevel gear 5 through the driving shaft, one end of the rotating rod 9 is connected to the third bevel gear 7, the inner wall of the mounting box 13 is movably connected to the movable rod 15 through the bearing, and the lower part of the movable rod 15 is connected to the second bevel gear 6, and the second bevel gear 6 forms a meshing transmission structure with the first bevel gear 5 and the third bevel gear 7;

The top of the HEPA filter 14 and the activated carbon filter 8 are connected with a mounting plate 25, and the top of the mounting box 13 is provided with a mounting groove 27 matched with the mounting plate 25;

The inner walls of both sides of the mounting plate 25 are installed with return springs 24, and one end of the return springs 24 is connected to a lock rod 29, and the inner wall of the mounting groove 27 is provided with a lock groove 28 matched with the lock rod 29;

One side of the top of the lock rod 29 is connected to a pull rod 26, and both sides of the top of the mounting plate 25 are provided with limit holes, and the pull rod 26 passes through the limit holes and extends to the outside of the mounting plate 25;

Specifically, as shown in Figures 1 and 4, when this structure is used, the pull rods 26 on both sides are moved inward at the same time, so that the pull rods 26 drive the locking rod 29 to move to the side away from the locking groove 28 at the same time, and then the mounting plate 25 in the mounting groove 27 is taken out to facilitate the disassembly and replacement of the activated carbon filter 8 and the HEPA filter 14.

Embodiment 3: The other side of the mounting rod 23 is connected with the fourth bevel tooth 21, and the lower part of one side of the fourth bevel tooth 21 is meshed with the fifth bevel tooth 22, and the lower part of the fifth bevel tooth 22 is connected with the adjusting rod 3;

Specifically, as shown in Figures 1, 2 and 3, when this structure is used, the fifth bevel tooth 22 is rotated by rotating the adjusting rod 3, and the fifth bevel tooth 22 is engaged with the fourth bevel tooth 21, so that the fourth bevel tooth 21 drives the baffle 20 on one side of the mounting rod 23 to rotate at the same time, so that the shielding area of the through hole 19 by the baffle 20 changes, which is convenient for adjusting the air outlet size of the through hole 19.

Working principle: When using this device, firstly, the fan blade 16 is driven by the driving motor 17 to rotate, and the outside wind enters the installation box 13 through the air inlet pipe 11, and the impurities are filtered through the activated carbon filter 8 and the HEPA filter 14, and then the wind enters the air outlet pipe 2, and then is discharged into the room through multiple air inlet holes 4, and the dirty gas is discharged to achieve ventilation;

The first step to implement the innovation point:

The first bevel gear 5 is rotated by driving the motor 17, and the first bevel gear 5 is meshed with the second bevel gear 6, so that the second bevel gear 6 rotates at the same time, and the second bevel gear 6 is meshed with the third bevel gear 7, so that the third bevel gear 7 drives the mounting sleeve 10 on the rotating rod 9 to rotate at the same time, and the cleaning brush 12 is driven to rotate at the same time by the mounting sleeve 10, so that the cleaning brush 12 cleans the HEPA filter 14 and the activated carbon filter 8.

The second innovation point implementation steps:

The fifth bevel tooth 22 is rotated by rotating the adjusting rod 3, and the fifth bevel tooth 22 is meshed with the fourth bevel tooth 21, so that the fourth bevel tooth 21 drives the baffle 20 on one side of the mounting rod 23 to rotate at the same time, so that the shielding area of the through hole 19 by the baffle 20 changes, thereby adjusting the air outlet size of the through hole 19.

The second innovation point implementation steps:

Step 1: By simultaneously moving the pull rods 26 on both sides inward, the pull rods 26 drive the locking rod 29 to move to the side away from the locking groove 28 at the same time;

Step 2: Then take out the mounting plate 25 in the mounting groove 27, and then take out and replace the activated carbon filter 8 and the HEPA filter 14, and the installation is also quick and convenient.

It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Although the 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 (7)

1. The utility model provides a room is built engineering ventilation unit, includes room body (1), fan blade (16) and mounting panel (25), its characterized in that: install mounting box (13) the outer wall of the room body (1), and one side of mounting box (13) is connected with air-supply line (11), driving motor (17) are installed to one side inner wall of mounting box (13), and fan blade (16) are installed to the outer wall of driving motor (17) output shaft, the internally mounted of mounting box (13) has HEPA filter screen (14), and one side of HEPA filter screen (14) installs active carbon filter screen (8), one side of mounting box (13) is connected with out tuber pipe (2), and the below of out tuber pipe (2) evenly is provided with inlet opening (4), the inner wall of out tuber pipe (2) is through bearing movable mounting pole (23), and one side of mounting pole (23) is connected with baffle (20), one side of baffle (20) is connected with fixed plate (18), and the below of fixed plate (18) is provided with through-hole (19).

2. A ventilation device for building construction according to claim 1, wherein: the HEPA filter screen (14) and the cleaning brush (12) are movably mounted at the middle position of the HEPA filter screen, a rotating rod (9) is mounted on the inner side of the mounting sleeve (10), and the cleaning brush (12) is connected to two ends of one side of the mounting sleeve (10).

3. A ventilation device for building construction according to claim 2, wherein: the output of driving motor (17) is connected with first umbrella tooth (5) through the drive shaft, the one end of bull stick (9) all is connected with third umbrella tooth (7), the inner wall of mounting box (13) all has movable rod (15) through bearing swing joint, and the below of movable rod (15) is connected with second umbrella tooth (6), second umbrella tooth (6) all form meshing transmission structure with first umbrella tooth (5) and third umbrella tooth (7).

4. A ventilation device for building construction according to claim 1, wherein: the HEPA filter screen (14) and the top of active carbon filter screen (8) are connected with mounting panel (25), the top of mounting box (13) is provided with mounting groove (27) with mounting panel (25) matched with.

5. A ventilation device for building construction according to claim 4, wherein: the reset springs (24) are arranged on the inner walls of the two sides of the mounting plate (25), one ends of the reset springs (24) are connected with the lock rods (29), and locking grooves (28) matched with the lock rods (29) are formed in the inner walls of the mounting grooves (27).

6. A ventilation device for building construction according to claim 5, wherein: one side at locking lever (29) top all is connected with pull rod (26), the both sides at mounting panel (25) top all are provided with spacing hole, pull rod (26) all run through spacing hole and extend to the outside of mounting panel (25).

7. A ventilation device for building construction according to claim 1, wherein: the other side of the mounting rod (23) is connected with a fourth umbrella tooth (21), a fifth umbrella tooth (22) is meshed and mounted below one side of the fourth umbrella tooth (21), and an adjusting rod (3) is connected below the fifth umbrella tooth (22).