CN218154656U

CN218154656U - Ventilation unit is used in chemical industry workshop

Info

Publication number: CN218154656U
Application number: CN202221936726.2U
Authority: CN
Inventors: 刘小军
Original assignee: Quanzhou Jinchang New Material Technology Co ltd
Current assignee: Quanzhou Jinchang New Material Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-27
Anticipated expiration: 2032-07-26

Abstract

The utility model belongs to the technical field of chemical industry workshops, in particular to a ventilation device for a chemical industry workshop, which comprises a cart, wherein a box body is arranged on the surface of the cart, an exhaust pipe and an air inlet cover are respectively welded on the two side walls of the box body, and the ventilation device also comprises an air inlet component arranged in the box body; starting through the control motor, can drive the air inlet fan and rotate under the effect of helical gear group and pivot one, thereby in passing through air inlet suction box with the air in the chemical industry workshop, adsorb the purification to the air through the active carbon in the filter screen, simultaneously through the design of baffle and installation piece, the apron is opened to the accessible, the change is taken out to the active carbon filter screen to the convenience, the while is still accessible to be provided with the dust on the clean brush clearance active carbon filter screen, can also avoid the filter screen to use the accumulational dust in rear surface for a long time to cause the mesh to block, guarantee filtration efficiency.

Description

Ventilation unit is used in chemical industry workshop

Technical Field

The utility model belongs to the technical field of the chemical industry workshop, concretely relates to ventilation unit is used in chemical industry workshop.

Background

Ventilation means that wind is not blocked by adopting a natural or mechanical method and reaches a room, ventilation is also called as air exchange, namely enough fresh air is fed into an indoor space by adopting a mechanical or natural method, and simultaneously dirty air which does not meet the sanitary requirement in the room is discharged;

subject to public (bulletin) number: CN201821361267.3 discloses a ventilation device for a chemical production workshop, which discloses that "by arranging a motor, fan blades and a filter screen, the output end of the motor rotates to drive the fan blades to rotate, so that air in the chemical production workshop is sucked into a box body through a ventilation pipe, and then purified by adsorption of activated carbon in the filter screen, the purified air is discharged, and harmful gas in the workshop is effectively prevented from being discharged to cause outdoor air pollution";

although this design can pass through the adsorption purification of the active carbon in the filter screen with the air in the chemical industry workshop, the air-out after will purifying, can't clear up the adnexed dust in filter screen surface after long-term use for the adsorption efficiency of filter screen weakens, and then can not purify the air that receives the pollution and filter, can't carry out effectual processing to exhaust harmful gas, discharges some harmful gas easily.

Therefore, the ventilation device for the chemical workshop is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides a ventilation unit is used in chemical industry workshop can eliminate the peculiar smell that enters into in the box air, conveniently adsorbs the purification to the air, and the effectual inside harmful gas's in workshop discharge that prevents causes outdoor air pollution conveniently clears up or takes out it with the dust on the surface of active carbon filter screen and clears up and change.

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation device for a chemical workshop comprises a trolley, a box body and an air inlet assembly, wherein the surface of the trolley is provided with the box body, two side walls of the box body are respectively welded with an exhaust pipe and an air inlet cover, and the air inlet assembly is arranged in the box body;

the air inlet assembly comprises a motor, a first bevel gear, a second bevel gear, a first rotating shaft, a retainer, a cover plate and an air inlet fan, the motor is fixedly mounted inside the box, the first bevel gear is mounted on a rotating shaft of the motor and is meshed with the second bevel gear fixedly mounted on the surface of the first rotating shaft, the first rotating shaft is rotatably connected to the surface of the retainer mounted in the box through a bearing, the air inlet fan is mounted at one end of the first rotating shaft, and an opening of the box is connected with the cover plate matched with the box through a bolt.

As the utility model relates to a ventilation unit is preferred for chemical industry workshop, still including installing the clearance subassembly that is close to exhaust pipe one side in the box inside, the clearance subassembly includes the active carbon filter screen, the cleaning brush, the baffle, the installation piece, gear one, gear two, the limiting plate, gear three, gear four, pivot two and holder two, the inside one side shaping of box is provided with the baffle, the surface of baffle seted up with active carbon filter screen assorted groove, and peg graft through the bottom of this groove with the active carbon filter screen, the interior roof integrated into one piece of apron is provided with the installation piece, and peg graft at the inslot that the installation piece surface was seted up at the top of active carbon filter screen, pivot one end of keeping away from the fan of admitting air is installed gear one, gear one meshing is connected with gear two, one side of gear two is connected with gear three through the bearing, this rotates the surface of connecting the limiting plate of installation in the box through the bearing, gear three meshes with the gear four mutually with the gear of fixed mounting in the two one end of pivot, and the pivot two surfaces of holder of bearing rotation connection in the box, pivot two, pivot keep away from gear four one end of filter screen and install the cleaning brush, one side butt of cleaning brush at the active carbon filter screen.

As the utility model relates to a ventilation unit is preferred for the chemical industry workshop, logical groove has been seted up on the surface of box, and this leads to inslot sliding connection has the dust collection box.

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

1. on the basis, the air inlet assembly is added, and the air inlet fan can be driven to rotate under the action of the bevel gear set and the rotating shaft by controlling the starting of the motor, so that air in a chemical workshop is sucked into the box body through the air inlet;

2. meanwhile, the cleaning assembly is further added on the basis, the air is adsorbed and purified through the activated carbon in the filter screen, the harmful gas in the workshop is effectively prevented from being discharged, outdoor air pollution is caused, meanwhile, through the design of the baffle and the installation block, the cover plate is opened through the accessible, the activated carbon filter screen is conveniently taken out to be cleaned and replaced, meanwhile, the dust on the activated carbon filter screen can be cleaned through the cleaning brush, the mesh blockage caused by the dust accumulated on the rear surface after the filter screen is used for a long time can be avoided, and the filtering efficiency is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure inside the middle box body of the present invention;

FIG. 3 is a schematic view of a partial structure inside the middle box body of the present invention;

FIG. 4 is a schematic structural view of a part of the middle box body and a dust collecting box of the present invention;

in the figure:

1. pushing a cart;

2. a box body;

3. an exhaust duct; 31. an air intake hood;

4. an air intake assembly; 41. a motor; 42. a first bevel gear; 43. a second bevel gear; 44. a first rotating shaft; 45. a cage; 46. a cover plate; 47. an air supply fan.

5. Cleaning the assembly; 51. an active carbon filter screen; 52. a cleaning brush; 53. a baffle plate; 54. mounting a block; 55. a dust collecting box; 56. a first gear; 57. a second gear; 58. a limiting plate; 59. a third gear; 501. a fourth gear; 502. a second rotating shaft; 503. and a second retainer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1;

the utility model provides a ventilation unit for chemical industry workshop, includes shallow 1, and the surface mounting of shallow 1 has box 2, and the both sides wall of box 2 has welded exhaust pipe 3 and air inlet hood 31 respectively.

In this embodiment: the technical content that this prior art discloses can't clear up the adnexed dust in filter screen surface after long-term use for the adsorption efficiency of filter screen weakens, and then can't purify the contaminated air and filter, can't carry out effectual processing to exhaust harmful gas, discharges some harmful gas easily, has added air inlet subassembly 4 on this basis, is convenient for through this subassembly with the air suction in the workshop in box 2.

As shown in fig. 1, 2 and 3:

in combination with the above, in order to facilitate the air in the workshop to be sucked into the box 2, the air inlet device further comprises an air inlet assembly 4 installed in the box 2, wherein the air inlet assembly 4 comprises a motor 41, a first helical gear 42, a second helical gear 43, a first rotating shaft 44, a retainer 45, a cover plate 46 and an air inlet fan 47, the motor 41 is fixedly installed inside the box 2, the first helical gear 42 is installed on a rotating shaft of the motor 41, the first helical gear 42 is meshed with the second helical gear 43 fixedly installed on the surface of the first rotating shaft 44, the first rotating shaft 44 is rotatably connected on the surface of the retainer 45 installed in the box 2 through a bearing, the air inlet fan 47 is installed at one end of the first rotating shaft 44, and the opening of the box 2 is connected with the cover plate 46 matched with the box 2 through a bolt.

In this embodiment: the device is when using, at first through the start-up of control motor 41, it rotates to be convenient for drive motor 41 rotates epaxial helical gear 42 takes place, connect with the two 43 meshing of helical gear on a 44 surface of pivot through helical gear 42 simultaneously, and pivot 44 rotates the setting on the surface of the holder 45 of connecting the installation in box 2 through the bearing, can drive two 43 following rotations of helical gear 43 with it meshing when helical gear 42 rotates, can also drive the air inlet fan 47 of a 44 one end installation of pivot simultaneously and take place to rotate, thereby pass through air inlet cover 31 suction in the chemical industry workshop to box 2.

It should be noted that: the motor 41 is electrically connected to an external power source.

It should be noted that: the first rotating shaft 44 is rotatably connected to the surface of a retainer 45 arranged in the box body 2 through a bearing, so that the position of the first rotating shaft 44 can be conveniently fixed, and meanwhile, the first helical gear 42 and the second helical gear 43 can be ensured to be always in a meshed transmission state.

It should be noted that: the opening of the air inlet cover 31 is provided with a protective net, and the surface of the air inlet fan 47 can rotate to suck garbage (paper scraps and other lighter articles) in a workshop into the box body 2.

It should be noted that: the opening of the box body 2 is connected with a cover plate 46 matched with the box body 2 through bolts, and a sealing gasket is arranged at the installation position of the cover plate 46 and the box body 2, so that the air sucked into the box body 2 can be prevented from leaking.

As shown in fig. 1, 2, 3 and 4:

in order to facilitate the adsorption and purification of air in the box body 2, the air purifier further comprises a cleaning assembly 5 installed inside the box body 2 and close to one side of the exhaust pipe 3, wherein the cleaning assembly 5 comprises an activated carbon filter screen 51, a cleaning brush 52, a baffle 53, a mounting block 54, a first gear 56, a second gear 57, a limiting plate 58, a third gear 59, a fourth gear 501, a second rotating shaft 502 and a second retainer 503, the baffle 53 is formed on one side inside the box body 2, a groove matched with the activated carbon filter screen 51 is formed in the surface of the baffle 53 and is inserted into the bottom of the activated carbon filter screen 51 through the groove, the mounting block 54 is integrally formed on the inner top wall of the cover plate 46, the top of the activated carbon filter screen 51 is inserted into the groove formed in the surface of the mounting block 54, the first gear 56 is installed on one end, far away from the air inlet fan 47, of the first rotating shaft 44, the second gear 57 is engaged with the first gear 56, the third gear 59 is connected to one side of the second gear 57 through a shaft, the shaft is rotatably connected to the surface of the limiting plate 58 installed in the box body 2 through a bearing, the third gear 59 is engaged with the gear 501 fixedly installed on one end, the surface of the second gear 501, the rotating brush 502, and the side, the cleaning brush 502 is connected to one side, and is connected to one side, which is far away from the surface of the cleaning brush 502, and is installed on the surface of the cleaning brush 502 of the cleaning brush 2.

In this embodiment: firstly, cooperate air intake subassembly 4 with the air suction in the workshop to the box 2 in, adsorb the purification to the air through the active carbon of installing in the active carbon filter screen 51 in the box 2, the discharge of the inside harmful gas in effectual prevention workshop, cause outdoor air pollution, simultaneously through the design of baffle 53 and installation piece 54, the accessible is opened apron 46 (the above-mentioned content discloses that the uncovered bolted connection of box 2 has apron 46 and the interior roof integrated into one piece of apron 46 with box 2 assorted and is provided with installation piece 54, and the top of active carbon filter screen 51 is pegged graft in the inslot that installation piece 54 surface was seted up, conveniently take out active carbon filter screen 51 and clear up and change, simultaneously when motor 41 starts to suction the air in the box 2, pivot one 44 can drive gear one 56 and take place the rotation, gear two 57 is connected with at gear one side of gear two 57 through the meshing, this rotates the surface of limiting plate 58 of connection in the box 2 through the bearing, gear three 59 and the gear four gear sets up that fixedly installed at the one end of pivot two 502 meshing, can also drive the surface cleaning brush through the pivot two gear sets up the mesh 52 that the dust removal took place, the dust cleaning can be convenient for long-term used the dust cleaning filter screen 51, the dust cleaning of the filter screen 51 is carried out to avoid the active carbon filter screen plug.

It should be noted that: a baffle 53 is formed at one side of the inside of the case 2, and after the activated carbon filter screen 51 is installed, the baffle 53 can divide the inside of the case 2 into two chambers, thereby blocking the discharge of untreated gas.

It should be understood that: the gear ratio of the first gear 56, the second gear 57, the third gear 59 and the fourth gear 501 is selected according to actual requirements of users, in an optional embodiment, the first gear 56 is a small gear, the second gear 57 is a large gear, when the small gear rotates for ten circles, the large gear rotates for five circles, the third gear 59 is a small gear, the small gear also rotates for five circles, and the fourth gear 501 is designed to be a large gear, at this time, the large gear may rotate for one circle, and by adopting the mode, the transmission ratio is reduced, and the rotating speed of cleaning by the cleaning brush 52 is reduced.

In an alternative embodiment: a through groove is formed in the surface of the case 2, and a dust collecting box 55 is slidably connected to the through groove.

In this embodiment: based on the arrangement, the dust collection box 55 is arranged on the surface of the box body 2 in a sliding manner, so that the dust collection box 55 can be pulled in the surface of the box body 2, and the dust cleaned by the rotation of the cleaning brush 52 on the surface of the activated carbon filter screen 51 can fall into the dust collection box 55 for centralized collection.

It should be noted that: and the surface of the dust collecting box 55 is provided with a handle, which is convenient for taking out the dust collecting box 55 from the box body 2.

It should be noted that: a proper amount of water can be injected into the dust collecting box 55 to prevent the cleaned dust from scattering.

The working principle is as follows: the device is when using, at first start through control motor 41, it rotates to be convenient for drive motor 41 rotates epaxial helical gear 42, can drive two 43 of helical gear follow rotations of meshing with it, simultaneously can also drive the fan 47 that admits air of the installation of a pivot 44 one end and take place to rotate, thereby with the air in the chemical industry workshop through admitting air cover 31 suction to the box 2 in, adsorb the purification to the air through the active carbon of installing in the active carbon filter screen 51 in the box 2, the effectual discharge that prevents the inside harmful gas in workshop, cause outdoor air pollution, simultaneously through the design of baffle 53 and installation piece 54, the accessible is opened apron 46 (the above-mentioned content discloses uncovered bolted connection of box 2 have with box 2 assorted apron 46 and the interior roof integrated into one piece of apron 46 be provided with installation piece 54, and the top of active carbon filter screen 51 is pegged graft in the inslot that installation piece 54 surface was seted up, conveniently take out active carbon filter screen 51 and clear up and change, simultaneously when motor 41 starts to bring about air suction to box 2 in, a pivot 44 can drive the cooperation of gear train and drive the rotation of brush under the rotation of pivot, it can also to take place the dust and clear up the filter screen 51 to carry out the long-term to use the dust to avoid the active carbon filter screen 51, the dust to use the efficiency of the dust to be convenient to take place to be convenient for a long-time.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a ventilation unit is used in chemical industry workshop, includes shallow (1), the surface mounting of shallow (1) has box (2), exhaust pipe (3) and air inlet cover (31), its characterized in that have been welded respectively to the both sides wall of box (2): the air inlet component (4) is arranged in the box body (2);

air inlet subassembly (4) include motor (41), helical gear (42), helical gear two (43), pivot (44), holder (45), apron (46) and admit air fan (47), the inside fixed mounting of box (2) has motor (41), install in the axis of rotation of motor (41) helical gear (42), helical gear (42) and fixed mounting be in pivot (44) surface helical gear two (43) meshing is connected, just pivot (44) rotate through the bearing and connect and be in installation in box (2) the surface of holder (45), install the one end of pivot (44) admit air fan (47), the opening department of box (2) have through bolted connection with box (2) assorted apron (46).

2. The ventilation device for the chemical plant according to claim 1, wherein: the cleaning device is characterized by further comprising a cleaning assembly (5) which is arranged inside the box body (2) and close to one side of the exhaust pipe (3), wherein the cleaning assembly (5) comprises an active carbon filter screen (51), a cleaning brush (52), a baffle (53), a mounting block (54), a first gear (56), a second gear (57), a limiting plate (58), a third gear (59), a fourth gear (501), a second rotating shaft (502) and a second retainer (503), the baffle (53) is formed on one side inside the box body (2), a groove matched with the active carbon filter screen (51) is formed in the surface of the baffle (53) and is inserted into the bottom of the active carbon filter screen (51) through the groove, the mounting block (54) is integrally formed in the inner top wall of the cover plate (46), the top of the active carbon filter screen (51) is inserted into the groove formed in the surface of the mounting block (54), the first rotating shaft (44) is mounted at one end, far away from the air inlet fan (47), the first gear (56) is meshed with the second gear (57), the second gear (57) is connected with the inner side of the bearing (58), and the third gear (59) through a shaft rod (58), three (59) of gear and fixed mounting are in two (502) one ends of pivot four (501) mesh mutually, just two (502) of pivot are connected through the bearing rotation the installation in box (2) the surface of two (503) of holder, two (502) of pivot are kept away from the one end of four (501) of gear is installed cleaning brush (52), one side butt of cleaning brush (52) is in the surface of active carbon filter screen (51).

3. The ventilation device for the chemical plant according to claim 2, characterized in that: the surface of the box body (2) is provided with a through groove, and a dust collecting box (55) is connected in the through groove in a sliding way.