CN218120062U

CN218120062U - Ventilation device

Info

Publication number: CN218120062U
Application number: CN202222269273.9U
Authority: CN
Inventors: 丁沈青; 王晓伟; 别辰平; 余辉
Original assignee: Jiangsu Ankang Safety Technology Service Co ltd
Current assignee: Jiangsu Ankang Safety Technology Service Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-23
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a ventilation unit belongs to the ventilation unit field, a ventilation unit, including the draft hood, fixedly connected with ventilation pipe on the draft hood, fixedly connected with purifying box on the ventilation pipe, the draft hood, be linked together between ventilation pipe and the purifying box, the both sides of purifying box are rotated and are connected with first commentaries on classics roller and second commentaries on classics roller, first commentaries on classics roller and second commentaries on classics transmission between the roller is connected with the active carbon area, seted up on the purifying box with active carbon area complex logical groove, the both edges in the inner wall laminating of purifying box in active carbon area, be equipped with on the ventilation pipe and be used for driving first commentaries on classics roller pivoted actuating mechanism. The utility model discloses a first roller changes passes through the active carbon area and drives the second and change the roller rotation for the active carbon area transform position filters harmful gas, and then has avoided the single position in active carbon area to carry out long-time filtration and lead to its filter effect variation.

Description

Ventilation device

Technical Field

The utility model relates to a ventilation unit technical field specifically is a ventilation unit.

Background

Chemical industry workshop is because can produce the pollutant of a large amount of harm health in the production process, it is serious to lead to indoor air pollution, thereby need pass through the exhaust fan, measure such as hood ventilates, the inside breather of chemical industry workshop is according to the opposite side induced air of supplying air in inside one side of inclosed chemical industry workshop, then can form mobile air current in chemical industry workshop inside, it relies on mechanical air supply, the induced air, the force forms new trend flow field in the system, be one kind constantly keep the clean fresh novel environmental protection electrical apparatus of chemical industry workshop inside air.

A patent of publication No. CN214746220U discloses a ventilation unit for chemical industry safety, including mount pad and induced air cover, there is the curb plate one side of mount pad through bolt threaded connection, the one end of curb plate is provided with filter equipment, the spout has all been seted up with the interior roof and the interior diapire of induced air cover to the mount pad, the inside wall swing joint of spout has the slide, one side of diapire is provided with first motor in the induced air cover, the output of first motor has the gear through shaft coupling swing joint, the one end fixedly connected with protection casing of slide, the interior roof of induced air cover is provided with the second motor, the output of second motor has the flabellum through shaft coupling swing joint. This ventilation unit is used to chemical industry safety through mount pad, second motor, flabellum, curb plate and filter equipment's setting, and second motor work drives the flabellum and rotates, and the flabellum rotates and ventilates the workshop, and the air current is through filter equipment, and dust screen and active carbon adsorption layer filter the air current, avoid the inside harmful gas exhaust polluted environment in workshop.

Above-mentioned device adopts dust screen and active carbon adsorption layer to filter the air current, avoids the inside harmful gas discharge polluted environment in workshop, however active carbon live time of a specified duration can form the saturation state and no longer adsorb harmful gas, and the live time of the active carbon of above-mentioned device is shorter relatively, and then leads to its filter effect not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ventilation unit, includes the ventilation hood, fixedly connected with ventilation pipe on the ventilation hood, fixedly connected with purifying box on the ventilation pipe, be linked together between ventilation hood, ventilation pipe and the purifying box, the both sides of purifying box are rotated and are connected with first commentaries on classics roller and second commentaries on classics roller, first commentaries on classics roller and second commentaries on classics between the roller is connected with the active carbon area, set up on the purifying box and take the complex logical groove with active carbon, the both edges in active carbon area are in the inner wall laminating of purifying box, be equipped with on the ventilation pipe and be used for driving first commentaries on classics roller pivoted actuating mechanism, install or remove to suitable position during the use with the device for the ventilation hood aims at the position that needs the ventilation, and harmful gas is inhaled through the ventilation hood, carries to the purifying box in through the ventilation pipe again, and harmful gas obtains the emission after filtering through the active carbon area in the purifying box, drives first commentaries on classics roller rotation in ventilation pipe in-process, and drives the second commentaries on classics roller through the active carbon area and rotates this moment, and then can obtain the removal, and has advanced and has avoided the single position in active carbon area to carry out the long-time filtration and then to lead to the filtration effect to lead to the harmful gas laminating of active carbon area, and the harmful gas area laminating.

As a further preferred aspect of the present technical solution, a double-shaft motor is fixedly connected in the ventilation pipe, two output ends of the double-shaft motor are respectively and fixedly connected with a driving shaft and a worm, a blade is fixedly connected to the driving shaft, the blade is rotatably connected in the ventilation pipe, the driving shaft and the worm rotate synchronously when the double-shaft motor is started, and then the blade fixedly connected to the driving shaft rotates, and the rotating blade generates negative pressure at the ventilation hood, so that harmful gas is adsorbed.

As a further preferred aspect of the present technical solution, a support is fixedly connected in the ventilation tube, the dual-axis motor is fixedly connected to the support, and the dual-axis motor can be fixedly connected in the ventilation tube by setting the support.

As a further preferred of this technical scheme, actuating mechanism includes the pivot, the bottom fixedly connected with worm wheel of pivot, the top fixedly connected with action wheel of pivot, worm wheel and worm mesh rotate with worm meshed worm wheel synchronous when the worm rotates, and then fixed connection rotates the pivot on the worm wheel, and the epaxial action wheel of pivot rotates this moment.

As a further preferred of this technical scheme, the first bull stick of fixedly connected with on the first commentaries on classics roller, the top fixedly connected with of first bull stick is from the driving wheel, the action wheel with from the driving wheel between the transmission be connected with the belt, can drive when the action wheel rotates from the driving wheel rotation through the belt, and then with from the first bull stick rotation of driving wheel fixed connection, and then first commentaries on classics roller rotates, and first commentaries on classics roller passes through the active carbon area this moment and drives the second commentaries on classics roller rotation for the active carbon area transform position filters harmful gas.

As a further preferred of this technical scheme, fixedly connected with second bull stick on the second commentaries on classics roller, the mount pad that two sets of symmetries of both sides fixedly connected with of purifying box set up, first bull stick and second bull stick rotate respectively to be connected on two sets of mount pads, through setting up two sets of mount pads for first commentaries on classics roller and second commentaries on classics roller can rotate the both sides of connecting at the purifying box.

As a further preferred of this technical scheme, install the rectangle frame on the ventilation hood, fixedly connected with filter screen in the rectangle frame, threaded connection has the nut on the rectangle frame, fixedly connected with installing frame on the ventilation hood, set up on the installing frame with nut complex screw hole, through setting up rectangle frame and installing frame for the rectangle frame can be installed on the installing frame through the nut, through setting up the filter screen in the rectangle frame, makes outside debris can not enter into ventilation pipe department and lead to the blade to damage.

The utility model provides a ventilation unit possesses following beneficial effect:

(1) The utility model discloses a drive shaft and the synchronous rotation of worm when starting double-shaft motor, and then fixed connection drives epaxial blade rotation, and pivoted blade produces the negative pressure in draft hood department this moment for harmful gas obtains adsorbing.

(2) The utility model discloses a rotate with worm meshing's worm wheel is synchronous when the worm rotates, and then fixed connection rotates in the pivot on the worm wheel, the epaxial action wheel of pivot this moment rotates, can drive when the action wheel rotates from the driving wheel rotation through the belt, and then rotate with the first bull stick from driving wheel fixed connection, and then first rotor rotates, first rotor drives the second through the active carbon area this moment and changes the roller rotation, make active carbon area transform position filter harmful gas, and then the single position of having avoided the active carbon area filters for a long time and leads to its filter effect variation, because the both edges in active carbon area and the inner wall laminating of purifying box, and then can avoid revealing of harmful gas.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the rotating shaft of the present invention;

fig. 4 is a schematic structural diagram of the activated carbon belt of the present invention.

In the figure: 1. a ventilation hood; 11. a vent pipe; 12. a purification box; 13. a mounting seat; 2. a rectangular frame; 21. filtering with a screen; 22. installing a frame; 23. a nut; 3. a dual-axis motor; 31. a drive shaft; 32. a blade; 33. a worm; 34. a support; 4. a rotating shaft; 41. a worm gear; 42. a driving wheel; 43. a belt; 5. a first rotating roller; 51. a first rotating lever; 52. a driven wheel; 53. an activated carbon tape; 54. a second rotating roller; 55. a second rotating rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a technical scheme: as shown in fig. 1, fig. 2 and fig. 4, in this embodiment, a ventilation device comprises a ventilation hood 1, a ventilation pipe 11 is fixedly connected to the ventilation hood 1, a purification box 12 is fixedly connected to the ventilation pipe 11, the ventilation hood 1, the ventilation pipe 11 and the purification box 12 are communicated with each other, a first roller 5 and a second roller 54 are rotatably connected to two sides of the purification box 12, an activated carbon belt 53 is rotatably connected between the first roller 5 and the second roller 54, a through groove matched with the activated carbon belt 53 is formed in the purification box 12, two edges of the activated carbon belt 53 are attached to the inner wall of the purification box 12, a driving mechanism for driving the first roller 5 to rotate is arranged on the ventilation pipe 11, and the device is mounted or moved to a proper position during use, make the draft hood 1 aim at the position that needs the ventilation, harmful gas is inhaled through draft hood 1, carry to the purifying box 12 in through ventilation pipe 11 again, harmful gas obtains discharging after filtering through the active carbon area 53 in the purifying box 12, actuating mechanism in ventilation in-process ventilation pipe 11 drives first commentaries on classics roller 5 and rotates, first commentaries on classics roller 5 drives the second through active carbon area 53 this moment and changes roller 54 and rotate, and then active carbon area 53 can obtain the removal, and then the single position of having avoided active carbon area 53 filters for a long time and leads to its filter effect variation, because the both edges of active carbon area 53 and the inner wall laminating of purifying box 12, and then can avoid harmful gas's revealing.

As shown in fig. 2 and 3, a double-shaft motor 3 is fixedly connected in the ventilation pipe 11, two output ends of the double-shaft motor 3 are respectively and fixedly connected with a driving shaft 31 and a worm 33, blades 32 are fixedly connected on the driving shaft 31, the blades 32 are rotatably connected in the ventilation pipe 11, the driving shaft 31 and the worm 33 synchronously rotate when the double-shaft motor 3 is started, and then the blades 32 fixedly connected on the driving shaft 31 rotate, and the rotating blades 32 generate negative pressure at the ventilation hood 1, so that harmful gas is adsorbed.

As shown in fig. 2, a support 34 is fixedly connected in the ventilation pipe 11, the double-shaft motor 3 is fixedly connected on the support 34, and the double-shaft motor 3 can be fixedly connected in the ventilation pipe 11 by arranging the support 34.

As shown in fig. 1 to 4, the driving mechanism includes a rotating shaft 4, a worm wheel 41 is fixedly connected to the bottom of the rotating shaft 4, a driving wheel 42 is fixedly connected to the top of the rotating shaft 4, the worm wheel 41 is engaged with the worm 33, when the worm 33 rotates, the worm wheel 41 engaged with the worm 33 rotates synchronously, and then the rotating shaft 4 fixedly connected to the worm wheel 41 rotates, at this time, the driving wheel 42 on the rotating shaft 4 rotates.

As shown in fig. 1-4, a first rotating rod 51 is fixedly connected to the first rotating roller 5, a driven wheel 52 is fixedly connected to the top of the first rotating rod 51, a belt 43 is connected between the driving wheel 42 and the driven wheel 52 in a transmission manner, the driving wheel 42 can drive the driven wheel 52 to rotate through the belt 43 when rotating, and then rotate with the first rotating rod 51 fixedly connected to the driven wheel 52, and then the first rotating roller 5 rotates, at this time, the first rotating roller 5 drives a second rotating roller 54 to rotate through an activated carbon belt 53, so that the activated carbon belt 53 changes positions to filter harmful gases.

As shown in fig. 1 to fig. 4, a second rotating rod 55 is fixedly connected to the second rotating roller 54, two sets of symmetrically arranged mounting seats 13 are fixedly connected to two sides of the purifying box 12, the first rotating rod 51 and the second rotating rod 55 are respectively rotatably connected to the two sets of mounting seats 13, and the first rotating roller 5 and the second rotating roller 54 can be rotatably connected to two sides of the purifying box 12 by arranging the two sets of mounting seats 13.

As shown in fig. 1, install rectangle frame 2 on the draft hood 1, fixedly connected with filter screen 21 in the rectangle frame 2, threaded connection has nut 23 on the rectangle frame 2, fixedly connected with installing frame 22 on the draft hood 1, set up on the installing frame 22 with nut 23 complex screw hole, through setting up rectangle frame 2 and installing frame 22, make rectangle frame 2 can install on installing frame 22 through nut 23, through setting up filter screen 21 in rectangle frame 2, make outside debris can not enter into ventilation pipe 11 department and lead to the blade 32 to damage.

The utility model provides a ventilation unit, concrete theory of operation as follows:

when the double-shaft motor 3 is started, the driving shaft 31 and the worm 33 synchronously rotate, and then the blade 32 fixedly connected to the driving shaft 31 rotates, and the rotating blade 32 generates negative pressure at the position of the ventilation hood 1, so that harmful gas is adsorbed.

When the device is used, the device is installed or moved to a proper position, so that the ventilation hood 1 is aligned to a position needing ventilation, harmful gas is sucked through the ventilation hood 1 and is conveyed into the purification box 12 through the ventilation pipe 11, the harmful gas is discharged after being filtered through the activated carbon belt 53 in the purification box 12, when the worm 33 rotates, the worm wheel 41 meshed with the worm 33 synchronously rotates, then the rotating shaft 4 fixedly connected to the worm wheel 41 rotates, the driving wheel 42 on the rotating shaft 4 rotates, when the driving wheel 42 rotates, the driven wheel 52 can be driven to rotate through the belt 43, then the first rotating rod 51 fixedly connected with the driven wheel 52 rotates, and then the first rotating roller 5 rotates, at the moment, the first rotating roller 5 drives the second rotating roller 54 to rotate through the activated carbon belt 53, so that the activated carbon belt 53 changes positions to filter the harmful gas, further, the phenomenon that the filtering effect of long-time filtering of a single position of the activated carbon belt 53 is deteriorated is avoided, and the two edges of the activated carbon belt 53 are attached to the inner wall of the purification box 12, and further the leakage of the harmful gas can be avoided.

By arranging the rectangular frame 2 and the mounting frame 22, the rectangular frame 2 can be mounted on the mounting frame 22 through the nuts 23, and by arranging the filter screen 21 in the rectangular frame 2, external impurities cannot enter the ventilating pipe 11 to cause damage to the blades 32.

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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A ventilation device comprising a ventilation hood (1), characterized in that: fixedly connected with ventilation pipe (11) are gone up in ventilation hood (1), fixedly connected with purifying box (12) are gone up in ventilation pipe (11), be linked together between ventilation hood (1), ventilation pipe (11) and purifying box (12), the both sides of purifying box (12) are rotated and are connected with first roller (5) of changeing and second and change roller (54), first roller (5) of changeing is changeed the transmission with the second and is connected with activated carbon area (53) between roller (54), set up on purifying box (12) and take (53) complex logical groove with activated carbon, the both sides edge in the inner wall laminating of purifying box (12) in activated carbon area (53), be equipped with on ventilation pipe (11) and be used for driving first roller (5) pivoted actuating mechanism that changes.

2. A ventilating device according to claim 1, characterized in that: fixedly connected with double-shaft motor (3) in ventilation pipe (11), two output of double-shaft motor (3) are fixedly connected with drive shaft (31) and worm (33) respectively, fixedly connected with blade (32) on drive shaft (31), blade (32) rotate to be connected in ventilation pipe (11).

3. A ventilating device according to claim 2, wherein: the ventilating pipe (11) is internally and fixedly connected with a support (34), and the double-shaft motor (3) is fixedly connected to the support (34).

4. A ventilating device according to claim 2, characterized in that: actuating mechanism includes pivot (4), the bottom fixedly connected with worm wheel (41) of pivot (4), the top fixedly connected with action wheel (42) of pivot (4), worm wheel (41) and worm (33) meshing.

5. A ventilating device according to claim 4, wherein: fixedly connected with first bull stick (51) on first commentaries on classics roller (5), the top fixedly connected with of first bull stick (51) follows driving wheel (52), driving wheel (42) and follow driving wheel (52) between the transmission be connected with belt (43).

6. A ventilating device according to claim 5, wherein: fixedly connected with second bull stick (55) on second commentaries on classics roller (54), mount pad (13) that the both sides fixedly connected with two sets of symmetries of purifying box (12) set up, first bull stick (51) and second bull stick (55) rotate respectively and connect on two sets of mount pads (13).

7. A ventilating device according to claim 1, characterized in that: install rectangle frame (2) on draft hood (1), fixedly connected with filter screen (21) in rectangle frame (2), threaded connection has nut (23) on rectangle frame (2), fixedly connected with installing frame (22) on draft hood (1), seted up on installing frame (22) with nut (23) complex screw hole.