Spray painting exhaust fan

Abstract

The utility model relates to a painting exhaust fan which comprises a hood, a cover plate, a bottom plate, side plates and an exhaust assembly, an open groove is formed in one side of the hood, the hood is located on the upper side and the lower side of the open groove and rotationally connected with the cover plate and the bottom plate respectively, the two sides of the bottom plate are rotationally connected with the side plates, and the exhaust assembly is connected into the open groove. The machine cover is provided with a ventilation opening perpendicular to the opening groove in direction, and the ventilation opening is connected with a fan cover. When the cover plate, the bottom plate and the side plates are opened, the cover plate, the bottom plate and the side plates can be combined with the machine cover to form a semi-closed working area used for painting, harmful gas generated during material spraying is adsorbed through the exhaust assembly, and therefore human health is guaranteed; as the ventilation openings of the hood face upwards, the hood can be placed and work by being reliable to the wall, and the space utilization rate is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust fans, in particular to an inkjet exhaust fan. Background Art

[0002] The inkjet exhaust fan is mainly used to prevent the spray paint from splashing when the spray gun is spraying paint. Patent No. CN202320049662.2 discloses a portable inkjet exhaust fan, whose air outlet is located directly behind the hood, resulting in the need to reserve space behind the hood for installing a pipe leading to the outdoors, which requires a large space and causes certain inconveniences. Utility Model Content

[0003] In order to overcome the shortcomings of the background technology, the technical solution adopted by the utility model is: a spray painting exhaust fan, including a hood, a cover plate, a bottom plate, a side plate and an exhaust assembly, an opening slot is provided on one side of the hood, and the hood is located on the upper and lower sides of the opening slot and is rotatably connected with the cover plate and the bottom plate respectively, the sides of the bottom plate are rotatably connected with the side plates, the exhaust assembly is connected in the opening slot, and also includes a wind cover, the hood is provided with a vent perpendicular to the direction of the opening slot, and the vent is connected to the wind cover.

[0004] By adopting the above technical scheme, the utility model can be opened or folded as needed. When the cover plate, the bottom plate and the side plate are opened, they can be combined with the machine cover to form a semi-enclosed working area for inkjet printing. The harmful gases generated during spraying are absorbed by the exhaust assembly to protect human health. Since the ventilation port of the machine cover is facing upward, it can be placed against the wall and work, thereby improving space utilization.

[0005] The utility model is further configured as follows: the exhaust assembly includes a filter plate, an adapter and a fan, mounting columns are provided on both sides of the hood, the mounting columns pass through the adapter and are detachably connected to the filter plate, the filter plate is arranged between the adapter and the open groove, and the fan is connected to the top of the adapter.

[0006] Furthermore, the exhaust assembly also includes a charging seat and a knob switch, and a mounting hole group is provided on one side of the hood located at the hood, and the charging seat and the knob switch are connected to the mounting hole group.

[0007] Furthermore, the adapter is provided with a mounting groove adapted to the mounting column, one end of the mounting column is provided with a suction device, the filter plate is provided with a snap-fitting member adapted to the suction device, and the filter plate is snap-fitted to the mounting column via the suction device.

[0008] By adopting the above technical scheme, an external power supply is connected through the charging base to provide power for the fan, the speed of the fan is adjusted by the knob switch, the wind hood is connected to the pipe leading to the outside, and the exhaust gas generated by inkjet printing is discharged from the wind hood through the filter plate and the adapter. The filter plate absorbs the spray material generated during inkjet printing, reduces the impact of impurities such as the spray material on the fan, and increases the service life of the fan. The filter plate is connected to the wind hood in a snap-on manner through the suction device, so that it is easy to replace and has a low maintenance cost.

[0009] The utility model is further configured as follows: the hood is provided with a steering hole and a first steering portion on the upper and lower sides of the opening groove, both ends of the cover plate are provided with rotating shafts adapted to the steering holes, and the cover plate is rotatably connected to the hood through the steering holes, the bottom plate is rotatably connected to the hood through the first steering portion, the side plate is provided with a second steering portion, and the side plate is rotatably connected to the bottom plate through the second steering portion.

[0010] Furthermore, the cover plate includes an extension plate and a cover plate, the two sides of the extension plate are rotatably connected to the hood and the cover plate respectively, the top of the side plate is provided with an insert block, and the cover plate is provided with a slot adapted to the insert block.

[0011] Furthermore, blocks for locking are provided at both ends of the cover plate, slots matching the blocks are provided at both ends of the hood, and an integrally formed handle is provided on the top of the hood.

[0012] By adopting the above technical solution, when the utility model is fully opened, the extension plate abuts against the top surface of the side plate, and the side plate is inserted into the slot of the cover plate through the insertion block, so that the cover plate is parallel to the bottom plate, thereby increasing the operating space; after the cover plate is folded, it is connected to the hood through the clamping block to prevent the cover plate from opening freely, so as to facilitate carrying.

[0013] The utility model is further configured that a light board for lighting is provided on the inner side of the cover plate, and a button for operating the light board is provided on the outer side.

[0014] The above technical solution is adopted to supplement the light source through the light board to solve the problem of the cover plate blocking the light, thereby improving the quality of inkjet printing.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model can be opened or folded as needed. When the cover plate, bottom plate and side plate are opened, they can be combined with the machine cover to form a semi-enclosed working area for inkjet printing. The exhaust assembly absorbs harmful gases generated during the spraying process to protect human health.

[0017] 2. Since the ventilation opening of the hood faces upward, it can be placed against a wall and work, thus improving space utilization.

[0018] The embodiments of the utility model are further described below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model when it is opened;

[0020] Figure 2 It is a three-dimensional diagram of the utility model when folded;

[0021] Figure 3 A three-dimensional diagram of the hood of the utility model;

[0022] Figure 4 It is a cross-sectional view of the utility model;

[0023] Figure 5 For the utility model Figure 4 A partial enlarged view of the A-direction view;

[0024] Figure 6 A three-dimensional diagram of the cover plate of the utility model;

[0025] Figure 7 It is a three-dimensional diagram of the side panel of the utility model;

[0026] Figure 8 For the utility model Figure 6 A partial enlarged view of the B direction view;

[0027] Among them: 1-machine cover, 2-cover plate, 3-bottom plate, 4-side plate, 5-exhaust assembly, 6-wind cover, 7-suction device, 8-extension plate, 9-cover plate, 11-opening slot, 12-vent, 13-mounting column, 14-mounting hole group, 15-steering hole, 16-first steering part, 17-card slot, 18-handle part, 21-filter plate, 22-adapter, 23-fan, 24-charging seat, 25-knob switch, 26-rotating shaft, 27-second steering part, 28-insertion block, 29-slot, 30-card block, 31-light board, 32-button, 211-card fastener, 221-mounting slot; DETAILED DESCRIPTION

[0028] like Figure 1-3 As shown, the present embodiment provides a printing exhaust fan, including a hood 1, a cover plate 2, a bottom plate 3, a side plate 4 and an exhaust assembly 5. An opening slot 11 is provided on one side of the hood 1, and the hood 1 is rotatably connected with the cover plate 2 and the bottom plate 3 on the upper and lower sides of the opening slot 11, and the side plates 4 are rotatably connected on both sides of the bottom plate 3. The exhaust assembly 5 is connected in the opening slot 11 and also includes a wind cover 6. The hood 1 is provided with a vent 12 perpendicular to the opening slot 11, and the vent 12 is connected to the wind cover 6.

[0029] Combination Figure 4 , 5As shown, in this embodiment, the exhaust assembly 5 includes a filter plate 21, an adapter 22 and a fan 23. Mounting columns 13 are provided on both sides of the hood 1. The mounting columns 13 pass through the adapter 22 and are detachably connected to the filter plate 21. The filter plate 21 is arranged between the adapter 22 and the opening groove 11. The fan 23 is connected to the top of the adapter 22. The exhaust assembly 5 also includes a charging seat 24 and a knob switch 25. The hood 1 is provided with a mounting hole group 14 on one side of the wind hood 6. The charging seat 24 and the knob switch 25 are connected to the mounting hole group 14. The adapter 22 is provided with a mounting groove 221 adapted to the mounting column 13. A suction device 7 is provided at one end of the mounting column 13. The filter plate 21 is provided with a snap-fitting member 211 adapted to the suction device 7. The filter plate 21 is snap-fitted to the mounting column 13 through the suction device 7.

[0030] Combination Figure 6 , 7 As shown in Figure 8, in this embodiment, the hood 1 is provided with a steering hole 15 and a first steering portion 16 on the upper and lower sides of the opening groove 11, the two ends of the cover plate 2 are provided with a rotating shaft 26 matched with the steering hole 15, and the cover plate 2 is rotatably connected to the hood 1 through the steering hole 15, the bottom plate 3 is rotatably connected to the hood 1 through the first steering portion 16, the side plate 4 is provided with a second steering portion 27, and the side plate 4 is rotatably connected to the bottom plate 3 through the second steering portion 27, the cover plate 2 includes an extension plate 8 and a cover plate 9, the two sides of the extension plate 8 are respectively rotatably connected to the hood 1 and the cover plate 9, the top of the side plate 4 is provided with an insert block 28, the cover plate 9 is provided with a slot 29 matched with the insert block 28, the two ends of the cover plate 9 are provided with a locking block 30, the two ends of the hood 1 are provided with a card slot 17 matched with the card block 30, and the top of the hood 1 is provided with an integrally formed handle portion 18.

[0031] In this embodiment, a light board 31 for lighting is provided on the inner side of the cover plate 9, and a button 32 for operating the light board 31 is provided on the outer side; the light board 31 is used to supplement the light source to solve the problem of the cover plate 2 blocking the light source, thereby improving the printing quality.

[0032] In the utility model, when it is necessary to spray, the cover plate 2, the bottom plate 3, and the side plate 4 are rotated and opened in sequence, the cover plate 2 is abutted against the top surface of the side plate 4, and the two are fixed by the plug block 28, so that the cover plate 2, the bottom plate 3, the side plate 4 and the machine cover 1 are combined to form a semi-enclosed working area for spraying, the external power supply is connected through the charging seat 24 and the fan 23 is provided with electric energy, the rotation speed of the fan 23 is adjusted by the knob switch 25, the wind cover 6 is externally connected to the pipeline leading to the outside, the exhaust gas generated by the spraying is discharged from the wind cover 6 through the filter plate 21 and the adapter 22, and the filter plate 21 absorbs the spray generated during the spraying to prevent the spray from being absorbed on the blades of the fan 23; when it is necessary to carry, the side plate 4, the bottom plate 3 and the cover plate 2 are folded in reverse, and the cover plate 2 is clamped into the machine cover 1 by the clamp block 30, and the handle portion 18 is convenient for carrying, and the overall structural design is reasonable and easy to operate.

[0033] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A printing exhaust fan, comprising a hood (1), a cover plate (2), a bottom plate (3), a side plate (4) and an exhaust assembly (5), wherein an opening slot (11) is provided on one side of the hood (1), and the hood (1) is rotatably connected to the cover plate (2) and the bottom plate (3) on the upper and lower sides of the opening slot (11), and the side plates (4) are rotatably connected to the two sides of the bottom plate (3), and the exhaust assembly (5) is connected to the opening slot (11), characterized in that: It also includes a wind cover (6), the cover (1) is provided with a ventilation hole (12) which is perpendicular to the opening slot (11), and the ventilation hole (12) is connected to the wind cover (6).

2. The inkjet exhaust fan according to claim 1, characterized in that: The exhaust assembly (5) comprises a filter plate (21), an adapter (22) and a fan (23); mounting columns (13) are provided on both sides of the hood (1); the mounting columns (13) pass through the adapter (22) and are detachably connected to the filter plate (21); the filter plate (21) is arranged between the adapter (22) and the opening groove (11); and the fan (23) is connected to the top of the adapter (22).

3. The inkjet exhaust fan according to claim 2, characterized in that: The exhaust assembly (5) further comprises a charging seat (24) and a knob switch (25); a mounting hole group (14) is provided on one side of the hood (1) located on the hood (6); the charging seat (24) and the knob switch (25) are connected to the mounting hole group (14).

4. The inkjet exhaust fan according to claim 3, characterized in that: The adapter (22) is provided with an open groove (11) adapted to the mounting column (13); one end of the mounting column (13) is provided with an absorber (7); the filter plate (21) is provided with a snap-fitting piece (211) adapted to the absorber (7); and the filter plate (21) is snap-fitted to the mounting column (13) via the absorber (7).

5. The inkjet exhaust fan according to claim 1, characterized in that: The hood (1) is provided with a steering hole (15) and a first steering portion (16) at the upper and lower sides of the opening groove (11); both ends of the cover plate (2) are provided with a rotating shaft (26) matched with the steering hole (15); the cover plate (2) is rotatably connected to the hood (1) through the steering hole (15); the bottom plate (3) is rotatably connected to the hood (1) through the first steering portion (16); the side plate (4) is provided with a second steering portion (27); and the side plate (4) is rotatably connected to the bottom plate (3) through the second steering portion (27).

6. The inkjet exhaust fan according to claim 5, characterized in that: The cover plate (2) comprises an extension plate (8) and a cover plate (9), the two sides of the extension plate (8) are rotatably connected to the hood (1) and the cover plate (9), respectively, the top of the side plate (4) is provided with an insert block (28), and the cover plate (9) is provided with a slot (29) adapted to the insert block (28).

7. The inkjet exhaust fan according to claim 6, characterized in that: The two ends of the cover plate (9) are provided with locking blocks (30), the two ends of the hood (1) are provided with locking grooves (17) adapted to the locking blocks (30), and the top of the hood (1) is provided with an integrally formed handle portion (18).

8. The inkjet exhaust fan according to claim 6, characterized in that: A light board (31) for lighting is provided on the inner side of the cover plate (9), and a button (32) for operating the light board (31) is provided on the outer side.

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