Dust collecting equipment for chemical production
Technical Field
The utility model relates to a chemical industry field specifically is a dust collecting equipment for chemical production.
Background
Chemical industry is short for "chemical process", "chemical industry", "chemical engineering", and the like. The technology of changing the composition and structure of substances or synthesizing new substances by chemical methods belongs to the chemical production technology, namely the chemical process, and the obtained products are called chemicals or chemical products. Originally, the production of such products was performed in manual workshops, later developed into factories, and gradually developed into a specific production industry, i.e., the chemical industry. Chemical engineering is a science for researching the general rule of the production process of chemical products. The relationship between human beings and chemical industry is very close, and some chemical products play epoch-making important roles in the development history of human beings, and the production and the application of the chemical products even represent a certain history stage of human civilization.
Can produce more dust when processing to some industrial chemicals, cause certain influence to operating personnel's healthy, consequently need certain dust collecting equipment to purify, current dust collecting equipment is inconvenient when using changes the filter screen, influences the result of use.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problems existing in the prior art and provides a dust removing device for chemical production.
In order to achieve the above object, the utility model provides a following technical scheme: a dedusting device for chemical production comprises a box body, wherein an induced draft fan is fixedly installed on one side of the box body, a first air pipe is fixedly installed at an air inlet of the induced draft fan, a second air pipe is fixedly installed at an air outlet of the induced draft fan, the other end of the second air pipe extends into the box body, a third air pipe is fixedly installed on the right side of the box body, a limiting frame is fixedly installed in the box body, a filter box is clamped in the limiting frame, a filter screen is placed in the filter box, a through groove is formed in the top of the box body, a cover plate is clamped on the upper side of the box body, a first groove and a second groove are formed in the cover plate, a connecting shaft is rotatably connected in the cover plate, a first bevel gear is fixedly installed at the lower end of the connecting shaft, a second bevel gear is meshed on the surface of the first bevel gear, a threaded rod is fixedly connected on one side of the second bevel gear, the thread directions of the two threaded rods are opposite, the outer side of each threaded rod is in threaded connection with a limiting rod, a positioning block is fixedly mounted on the upper side of the box body, and a limiting groove matched with the limiting rod is formed in the surface of the positioning block.
Preferably, a third groove is formed in the cover plate, a spring is fixedly connected to the inside of the third groove, a limiting block is fixedly connected to the lower end of the spring, a connecting rod is fixedly connected to the lower side of the limiting block, and a top plate is fixedly connected to the lower end of the connecting rod.
Preferably, the upper end of the connecting shaft is fixedly connected with a knob.
Preferably, a handle is fixedly mounted on the upper side of the cover plate.
Preferably, the cross sections of the limiting rod and the second groove are rectangular, and the limiting rod is connected with the second groove in a sliding mode.
Preferably, the inside fixed mounting of second recess has the fixed block, the threaded rod rotates with the fixed block and is connected.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a rotate the knob and drive connecting axle and first bevel gear and rotate, first bevel gear drives its surface engagement's second bevel gear and rotates, and second bevel gear drives the threaded rod and rotates, and the threaded rod drives its outside threaded connection's gag lever post and moves inwards and break away from the spacing groove that the locating piece surface was seted up gradually when rotating to make things convenient for opening fast of apron, and conveniently take out the filter cartridge, change convenient and practical, the filter screen is changed efficiently.
2. The utility model discloses a set up the third recess in the inside of apron, cooperate the inside fixed mounting's of third recess spring, the spring of compression has a decurrent power to the filter cartridge all the time through stopper, connecting rod and roof, stabilizes the filter cartridge, improves the stability of filter cartridge installation, guarantees the filter effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a section of the case body of the present invention;
FIG. 3 is a schematic structural view of the cross section of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.
In the figure: the novel air filter comprises a box body 1, a draught fan 2, a first air pipe 3, a second air pipe 4, a third air pipe 5, a limiting frame 6, a filter box 7, a filter screen 8, a cover plate 9, a positioning block 10, a handle 11, a knob 12, a through groove 13, a connecting shaft 14, a first bevel gear 15, a second bevel gear 16, a threaded rod 17, a limiting rod 18, a limiting groove 19, a third groove 20, a spring 21, a limiting block 22, a connecting rod 23, a top plate 24, a first groove 25, a second groove 26 and a fixing block 27.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-4, a dust removing device for chemical production comprises a box body 1, a draught fan 2 is fixedly installed on one side of the box body 1, a first air duct 3 is fixedly installed at an air inlet of the draught fan 2, a second air duct 4 is fixedly installed at an air outlet of the draught fan 2, the other end of the second air duct 4 extends into the box body 1, a third air duct 5 is fixedly installed on the right side of the box body 1, a limiting frame 6 is fixedly installed inside the box body 1, a filter box 7 is clamped inside the limiting frame 6, a filter screen 8 is arranged inside the filter box 7, a through groove 13 is formed in the top of the box body 1, a cover plate 9 is clamped on the upper side of the box body 1, a handle 11 is fixedly installed on the upper side of the cover plate 9, a first groove 25 and a second groove 26 are formed in the cover plate 9, a connecting shaft 14 is rotatably connected inside the cover plate 9, and a knob 12 is fixedly connected to the upper end of the connecting shaft 14, a first bevel gear 15 is fixedly arranged at the lower end of the connecting shaft 14, a second bevel gear 16 is meshed with the surface of the first bevel gear 15, a threaded rod 17 is fixedly connected to one side of the second bevel gear 16, the thread directions of the two threaded rods 17 are opposite, a limiting rod 18 is in threaded connection with the outer side of the threaded rod 17, the cross sections of the limiting rod 18 and a second groove 26 are rectangular, the limiting rod 18 is in sliding connection with the second groove 26, a positioning block 10 is fixedly arranged at the upper side of the box body 1, a limiting groove 19 matched with the limiting rod 18 is formed in the surface of the positioning block 10, the connecting shaft 14 and the first bevel gear 15 are driven to rotate by rotating the knob 12, the second bevel gear 16 meshed with the surface of the first bevel gear 15 is driven to rotate, the second bevel gear 16 drives the threaded rod 17 to rotate, the limiting rod 18 in threaded connection with the outer side of the threaded rod 17 is driven to move inwards and gradually separate from the limiting groove 19 formed in the surface of the positioning block 10 when the threaded rod 17 rotates, thereby make things convenient for opening fast of apron 9 to conveniently take out filter cartridge 7, change filter screen 8, convenient and practical, filter screen 8 changes efficiently.
Referring to fig. 1-4, a third groove 20 is formed in the cover plate 9, a spring 21 is fixedly connected to the inside of the third groove 20, a limiting block 22 is fixedly connected to the lower end of the spring 21, a connecting rod 23 is fixedly connected to the lower side of the limiting block 22, and a top plate 24 is fixedly connected to the lower end of the connecting rod 23, the third groove 20 is formed in the cover plate 9, and the spring 21 is fixedly installed in the third groove 20 and is matched with the spring 21 fixedly installed in the third groove 20, so that the compressed spring 21 always exerts a downward force on the filter cartridge 7 through the limiting block 22, the connecting rod 23 and the top plate 24, the filter cartridge 7 is stabilized, the installation stability of the filter cartridge 7 is improved, and the filtering effect is ensured.
Referring to fig. 3, a fixing block 27 is fixedly installed inside the second groove 26, the threaded rod 17 is rotatably connected to the fixing block 27, and the fixing block 27 improves the stability of the threaded rod 17 during rotation.
In summary, the following steps: the dust removing equipment for chemical production drives the connecting shaft 14 and the first bevel gear 15 to rotate by rotating the knob 12, the first bevel gear 15 drives the second bevel gear 16 meshed with the surface of the first bevel gear to rotate, the second bevel gear 16 drives the threaded rod 17 to rotate, the threaded rod 17 drives the limiting rod 18 in threaded connection at the outer side of the threaded rod to move inwards and gradually break away from the limiting groove 19 formed in the surface of the positioning block 10 when rotating, so that the cover plate 9 is convenient to open quickly, the filter box 7 is convenient to take out, the filter screen 8 is replaced, the convenience and practicability are realized, the replacement efficiency of the filter screen 8 is high, the third groove 20 is formed in the cover plate 9 and matched with the spring 21 fixedly installed in the third groove 20, the compressed spring 21 has downward force on the filter box 7 all the time through the limiting block 22, the connecting rod 23 and the top plate 24, the stability of the installation of the filter box 7 is improved, and the filtering effect is ensured, all the electric equipment in the scheme supplies power through the external power supply.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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.