CN219865513U - Dustproof explosion-proof fan of chemical plant - Google Patents

Abstract

The utility model relates to the technical field of fans, and discloses a dustproof and anti-explosion fan for a chemical plant, which comprises a movable seat, wherein stabilizing mechanisms are arranged on two sides of the movable seat, a connecting mechanism is arranged in the movable seat, a fan body is arranged at the top of the movable seat, an air inlet cover is fixedly connected to the left side of the fan body, a dustproof mechanism is arranged on the outer side of the air inlet cover, a dustproof cover is arranged on one side of the dustproof mechanism, and the dustproof mechanism comprises a limiting frame. This dustproof explosion-proof fan in chemical plant, through the dustproof mechanism who sets up, twist the piece and drive the third screw shaft and rotate, make the rotary motion of third screw shaft can change the rectilinear motion of long piece into, the long piece can drive the inner wall slip of slider at the spout at the in-process that removes, realize spacing purpose, simultaneously long piece also can drive the kicking block and break away from the inside of stopper, cancel the spacing to the stopper, thereby the staff can pull out the stopper from the inside of spacing frame through the dust cover, can reach good dismantlement efficiency, the practicality of reinforcing apparatus.

Description

Dustproof explosion-proof fan of chemical plant

Technical Field

The utility model relates to the technical field of fans, in particular to a dustproof and explosion-proof fan for a chemical plant.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is a common short for gas compression and gas conveying machinery in China, and the fan generally comprises a ventilator, a blower and a wind driven generator.

The utility model discloses an environment-friendly exhaust fan (the authorized bulletin number is CN 112065746A) of a chemical plant, which is disclosed by a national patent network, and the environment-friendly exhaust fan comprises a bracket, a safety net, a shell, an impeller shaft, a first motor, a first rotating shaft, a second rotating shaft and a second motor, wherein the safety net is arranged at one end of the shell, the bracket is welded at the outer side of the shell, the first motor and the second motor are respectively connected at the two ends inside the shell, the first motor is connected with the first rotating shaft, the second motor is connected with the second rotating shaft, two sides of the impeller shaft are respectively matched with the first rotating shaft and the second rotating shaft, the impeller is arranged outside the impeller shaft, and the impeller shaft comprises a shaft body, a ball, a through hole, a conversion structure and a movable groove, and the environment-friendly exhaust fan has the advantages that: the impeller shaft can be subjected to power switching through the conversion structure, so that the first motor and the second motor are continuously exchanged to work, the problem of faults caused by overheating of the motors is solved, the motors can continuously work, and air in a chemical plant can be smoothly discharged.

In light of the foregoing, the applicant believes that the following drawbacks exist:

this environmental protection exhaust fan of chemical plant prevents the overheated problem that leads to the trouble of motor in the use, makes the motor can keep on carrying out work, and the air in the chemical plant can discharge smoothly, but because the fan can produce certain suction at the in-process of work, and these suction can be with the inside of external dust suction to the fan very likely to cause certain damage to the inside spare part of fan, reduce the life of fan, but if directly add dust keeper, be inconvenient for the staff to operate maintenance, bring certain inconvenience for the staff's work.

Disclosure of Invention

The utility model aims to provide a dustproof and explosion-proof fan for a chemical plant, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dustproof explosion-proof fan in chemical plant, includes removes the seat, it all is provided with stabilizing mean to remove the seat both sides, remove the inside coupling mechanism that is provided with of seat, it is provided with the fan body to remove the seat top, fan body left side fixedly connected with air inlet cover, the air inlet cover outside is provided with dustproof mechanism, dustproof mechanism one side is provided with the dust cover;

the dustproof mechanism comprises a limiting frame, the limiting frame is fixedly connected to the outer wall of the air inlet cover, the top of the limiting frame is fixedly connected with a sliding groove, the sliding groove is slidably connected with a sliding block, one side of the sliding block is fixedly connected with a long block, the inner thread of the long block is connected with a third thread shaft, the top of the third thread shaft is fixedly connected with a torsion block, a limiting block is inserted into the limiting frame, the left side of the limiting block is fixedly connected with a connecting block, and the bottom of the long block is fixedly connected with a top block.

Preferably, the connecting block bottom is fixedly connected with the dust cover top, the connecting block right side is contacted with spacing frame left side, spacing frame top and stopper top all seted up with kicking block assorted first bayonet socket, the kicking block is pegged graft inside the first bayonet socket of seting up, can make the stopper unable to extract from the inside of spacing frame under the mutually supporting effect of kicking block and first bayonet socket, realizes the purpose of dismantling.

Preferably, the third threaded shaft is rotationally connected to the top of the limiting frame, the bottom of the long block is in contact with the top of the limiting frame, the outer side of the sliding block is matched with the shape of the inner wall of the sliding groove, so that the rotary motion of the third threaded shaft is converted into linear motion of the long block, and meanwhile the sliding block can limit the long block.

Preferably, the connecting mechanism comprises a motor, motor fixedly connected with removes a seat inner wall, motor one side is provided with initiative bevel gear, initiative bevel gear outer lane meshing has driven bevel gear, driven bevel gear inner circle fixedly connected with first screw thread shaft, first screw thread shaft outer wall threaded connection has the screw thread piece, screw thread piece one side fixedly connected with fixture block, remove a seat inner wall fixedly connected with spacing axle, fan body bottom fixedly connected with inserted block can reach good dismantlement efficiency when dismantling the fan body.

Preferably, the motor output end fixedly connected with output shaft, initiative taper gear fixed connection is in the output shaft outer wall, first screw shaft rotates to be connected in the removal seat inner wall to can make the motor drive first screw shaft and rotate, realize the purpose of dismantling.

Preferably, the through hole is formed in the threaded block, the threaded block is connected to the outer wall of the limiting shaft in a sliding manner through the formed through hole, the insert block is inserted into the top of the movable seat, and the purpose of limiting the threaded block can be achieved in the moving process of the threaded block.

Preferably, the stabilizing mechanism comprises a fixed frame, fixed frame fixed connection is in the removal seat outside, fixed frame inner wall rotates and is connected with a screw thread section of thick bamboo, screw thread section of thick bamboo inner wall threaded connection has the second screw thread axle, second screw thread axle bottom fixedly connected with movable plate, movable plate bottom fixedly connected with major axis, major axis bottom fixedly connected with bottom plate, screw thread section of thick bamboo outer wall fixedly connected with worm wheel, worm wheel outer wall meshing has the worm, and the better operation of staff of being convenient for uses.

Preferably, the worm rotates to be connected in fixed frame inner wall, the one end fixedly connected with hand wheel of fixed frame inner wall is kept away from to the worm, movable plate sliding connection is in fixed frame inner wall, fixed frame bottom offered with major axis assorted slide hole, the major axis runs through fixed frame bottom through the slide hole of seting up, further strengthens the stability of device.

Compared with the prior art, the utility model provides the dustproof and explosion-proof fan for the chemical plant, which has the following beneficial effects:

1. this dustproof explosion-proof fan in chemical plant, through the dustproof mechanism who sets up, twist the piece and drive the third screw shaft and rotate, make the rotary motion of third screw shaft can change the rectilinear motion of long piece into, the long piece can drive the inner wall slip of slider at the spout at the in-process that removes, realize spacing purpose, simultaneously long piece also can drive the kicking block and break away from the inside of stopper, cancel the spacing to the stopper, thereby the staff can pull out the stopper from the inside of spacing frame through the dust cover, can reach good dismantlement efficiency, the practicality of reinforcing apparatus.

2. This dustproof explosion-proof fan in chemical plant, through the coupling mechanism who sets up, the starter motor work, the output shaft of motor can drive bevel gear and rotate, drive bevel gear can drive driven bevel gear and rotate, driven bevel gear drives first screw spindle and rotates, make the rotary motion of first screw spindle can change the rectilinear motion of screw block, make the screw block can drive the fixture block and break away from the inside of cartridge, thereby cancel the spacing to the cartridge, simultaneously at the in-process that the screw block removed, spacing axle can carry out spacing to the screw block, make its stable remove, immediately the staff can pull out the inside of cartridge from the removal seat through the fan body, realize the dismantlement to the fan body, and also be convenient for the staff to operate and use, reinforcing arrangement's flexible property.

3. This dustproof explosion-proof fan in chemical plant, through the firm mechanism that sets up, the hand wheel of rocking worm one end drives the worm and rotates, the worm drives the screw thread section of thick bamboo and rotates, because screw thread section of thick bamboo and second screw thread axle are threaded connection, so can make the rotary motion of screw thread section of thick bamboo can change the rectilinear motion of second screw thread axle, make the second screw thread axle can drive the movable plate and move down, the movable plate also can drive the bottom plate through the major axis simultaneously and move down, when making the bottom of bottom plate and ground contact, can further strengthen the contact surface of device and ground, make the device move in the in-process that uses can not easily, thereby further strengthen the stability of device.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B;

fig. 5 is an enlarged schematic view of fig. 2 at C.

In the figure: 1. a movable seat; 2. a fan body; 3. an air inlet cover; 4. a dust-proof mechanism; 41. a limit frame; 42. a limiting block; 43. a connecting block; 44. a top block; 45. a long block; 46. a chute; 47. a slide block; 48. a third threaded shaft; 49. twisting blocks; 5. a connecting mechanism; 51. a motor; 52. a drive bevel gear; 53. a driven bevel gear; 54. a first threaded shaft; 55. a screw block; 56. a limiting shaft; 57. a clamping block; 58. inserting blocks; 6. a stabilizing mechanism; 61. a fixed frame; 62. a thread cylinder; 63. a second threaded shaft; 64. a moving plate; 65. a long axis; 66. a bottom plate; 67. a worm; 68. a worm wheel; 7. a dust cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides the following technical scheme:

example 1

Referring to fig. 1 to 5, a dustproof and explosion-proof fan for a chemical plant comprises a movable seat 1, wherein stabilizing mechanisms 6 are arranged on two sides of the movable seat 1, a connecting mechanism 5 is arranged in the movable seat 1, a fan body 2 is arranged at the top of the movable seat 1, an air inlet cover 3 is fixedly connected to the left side of the fan body 2, a dustproof mechanism 4 is arranged on the outer side of the air inlet cover 3, and a dustproof cover 7 is arranged on one side of the dustproof mechanism 4;

the dustproof mechanism 4 comprises a limiting frame 41, the limiting frame 41 is fixedly connected to the outer wall of the air inlet cover 3, a sliding groove 46 is fixedly connected to the top of the limiting frame 41, a sliding block 47 is slidably connected to the sliding groove 46, one side of the sliding block 47 is fixedly connected with a long block 45, a third threaded shaft 48 is connected to the inner portion of the long block 45 in a threaded mode, a torsion block 49 is fixedly connected to the top end of the third threaded shaft 48, a limiting block 42 is inserted into the limiting frame 41, a connecting block 43 is fixedly connected to the left side of the limiting block 42, and a top block 44 is fixedly connected to the bottom of the long block 45.

Further, connecting block 43 bottom and dust cover 7 top fixed connection, connecting block 43 right side and spacing frame 41 left side contact, spacing frame 41 top and stopper 42 top all seted up with kicking block 44 assorted first bayonet socket, kicking block 44 peg graft in the inside of the first bayonet socket of seting up, can make stopper 42 unable to extract from the inside of spacing frame 41 under the mutually supporting effect of kicking block 44 and first bayonet socket, realize the purpose of dismantling.

Further, the third threaded shaft 48 is rotatably connected to the top of the limiting frame 41, the bottom of the long block 45 contacts with the top of the limiting frame 41, and the outer side of the sliding block 47 is matched with the shape of the inner wall of the sliding groove 46, so that the rotation motion of the third threaded shaft 48 is converted into the linear motion of the long block 45, and meanwhile, the sliding block 47 can limit the long block 45.

Example two

Referring to fig. 1 to 5, on the basis of the first embodiment, the further obtaining connection mechanism 5 includes a motor 51, the motor 51 is fixedly connected to the inner wall of the movable base 1, a driving bevel gear 52 is disposed on one side of the motor 51, an outer ring of the driving bevel gear 52 is meshed with a driven bevel gear 53, an inner ring of the driven bevel gear 53 is fixedly connected with a first threaded shaft 54, an outer wall of the first threaded shaft 54 is in threaded connection with a threaded block 55, a clamping block 57 is fixedly connected to one side of the threaded block 55, a limiting shaft 56 is fixedly connected to the inner wall of the movable base 1, an inserting block 58 is fixedly connected to the bottom of the fan body 2, and good disassembly efficiency can be achieved when the fan body 2 is disassembled.

Further, the output end of the motor 51 is fixedly connected with an output shaft, the drive bevel gear 52 is fixedly connected to the outer wall of the output shaft, and the first threaded shaft 54 is rotatably connected to the inner wall of the movable seat 1, so that the motor 51 can drive the first threaded shaft 54 to rotate, and the purpose of disassembly is achieved.

Further, the threaded block 55 is internally provided with a through hole, the threaded block 55 is slidably connected to the outer wall of the limiting shaft 56 through the through hole, the insert block 58 is inserted into the top of the movable seat 1, and the purpose of limiting the threaded block 55 can be achieved in the moving process.

Example III

Referring to fig. 1 to 5, on the basis of the first embodiment and the second embodiment, the further obtaining stabilizing mechanism 6 includes a fixed frame 61, the fixed frame 61 is fixedly connected to the outer side of the movable seat 1, the inner wall of the fixed frame 61 is rotatably connected with a threaded cylinder 62, the inner wall of the threaded cylinder 62 is in threaded connection with a second threaded shaft 63, the bottom end of the second threaded shaft 63 is fixedly connected with a movable plate 64, the bottom of the movable plate 64 is fixedly connected with a long shaft 65, the bottom end of the long shaft 65 is fixedly connected with a bottom plate 66, the outer wall of the threaded cylinder 62 is fixedly connected with a worm wheel 68, and the outer wall of the worm wheel 68 is meshed with a worm 67, so that better operation and use of the worker are facilitated.

Further, the worm 67 is rotatably connected to the inner wall of the fixed frame 61, one end of the worm 67 away from the inner wall of the fixed frame 61 is fixedly connected with a hand wheel, the moving plate 64 is slidably connected to the inner wall of the fixed frame 61, a sliding hole matched with the long shaft 65 is formed in the bottom of the fixed frame 61, and the long shaft 65 penetrates through the bottom of the fixed frame 61 through the formed sliding hole, so that the stability of the device is further enhanced

In the actual operation process, when the device is used, firstly, the device is moved to a proper place through the universal wheel at the bottom of the movable seat 1, then the worm 67 is driven to rotate through shaking the hand wheel at one end of the worm 67, the worm 67 drives the threaded cylinder 62 to rotate, and the threaded cylinder 62 is in threaded connection with the second threaded shaft 63, so that the rotary motion of the threaded cylinder 62 can be converted into the linear motion of the second threaded shaft 63, the second threaded shaft 63 can drive the movable plate 64 to move downwards, meanwhile, the movable plate 64 can also drive the bottom plate 66 to move downwards through the long shaft 65, when the bottom of the bottom plate 66 is contacted with the ground, the contact surface of the device and the ground can be further enhanced, and the device cannot be easily moved in the use process, so that the stability of the device is further enhanced;

when the fan body 2 needs to be disassembled, overhauled and maintained, the motor 51 is started to work firstly, the output shaft of the motor 51 drives the drive bevel gear 52 to rotate, the drive bevel gear 52 can drive the driven bevel gear 53 to rotate, the driven bevel gear 53 drives the first threaded shaft 54 to rotate, the rotary motion of the first threaded shaft 54 can be converted into the linear motion of the threaded block 55, the threaded block 55 can drive the clamping block 57 to be separated from the interior of the inserting block 58, so that the limiting of the inserting block 58 is canceled, meanwhile, in the moving process of the threaded block 55, the limiting shaft 56 can limit the threaded block 55 to enable the threaded block 55 to move stably, then a worker can pull the inserting block 58 out of the moving seat 1 through the fan body 2, the fan body 2 is disassembled, the operation and the use of the worker are facilitated, and the flexibility of the device is enhanced;

when the dust cover 7 needs to be disassembled, overhauled and maintained, the third threaded shaft 48 is driven to rotate through the twisting block 49, so that the rotary motion of the third threaded shaft 48 can be converted into the linear motion of the long block 45, the long block 45 can drive the sliding block 47 to slide on the inner wall of the sliding groove 46 in the moving process, the limiting purpose is achieved, meanwhile, the long block 45 can drive the top block 44 to be separated from the inside of the limiting block 42, the limiting of the limiting block 42 is canceled, and therefore a worker can pull out the limiting block 42 from the inside of the limiting frame 41 through the dust cover 7, good dismounting efficiency can be achieved, and the practicability of the device is enhanced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims (8)

1. The utility model provides a dustproof explosion-proof fan in chemical plant, includes to remove seat (1), its characterized in that: the novel air conditioner is characterized in that stabilizing mechanisms (6) are arranged on two sides of the movable seat (1), a connecting mechanism (5) is arranged in the movable seat (1), a fan body (2) is arranged at the top of the movable seat (1), an air inlet cover (3) is fixedly connected to the left side of the fan body (2), a dustproof mechanism (4) is arranged on the outer side of the air inlet cover (3), and a dustproof cover (7) is arranged on one side of the dustproof mechanism (4);

dustproof mechanism (4) are including spacing frame (41), spacing frame (41) fixedly connected with air inlet cover (3) outer wall, spacing frame (41) top fixedly connected with spout (46), spout (46) sliding connection has slider (47), slider (47) one side fixedly connected with long piece (45), long piece (45) inside threaded connection has third screw spindle (48), third screw spindle (48) top fixedly connected with twists piece (49), spacing frame (41) inside grafting has stopper (42), stopper (42) left side fixedly connected with connecting block (43), long piece (45) bottom fixedly connected with kicking block (44).

2. The dustproof and explosion-proof fan for a chemical plant according to claim 1, wherein: the utility model discloses a dust cover, including connecting block (43), spacing frame (41), connecting block (43), locating block (42), locating block (44), connecting block (43) bottom and dust cover (7) top fixed connection, connecting block (43) right side and spacing frame (41) left side contact, spacing frame (41) top and stopper (42) top all have seted up with kicking block (44) assorted first bayonet socket, kicking block (44) peg graft in the inside first bayonet socket of seting up.

3. The dustproof and explosion-proof fan for a chemical plant according to claim 1, wherein: the third threaded shaft (48) is rotatably connected to the top of the limiting frame (41), the bottom of the long block (45) is in contact with the top of the limiting frame (41), and the outer side of the sliding block (47) is matched with the shape of the inner wall of the sliding groove (46).

4. The dustproof and explosion-proof fan for a chemical plant according to claim 1, wherein: coupling mechanism (5) are including motor (51), motor (51) fixedly connected with removes seat (1) inner wall, motor (51) one side is provided with initiative bevel gear (52), initiative bevel gear (52) outer lane meshing has driven bevel gear (53), driven bevel gear (53) inner circle fixedly connected with first screw thread axle (54), first screw thread axle (54) outer wall threaded connection has screw thread piece (55), screw thread piece (55) one side fixedly connected with fixture block (57), remove seat (1) inner wall fixedly connected with spacing axle (56), fan body (2) bottom fixedly connected with inserted block (58).

5. The dustproof and explosion-proof fan for the chemical plant according to claim 4, wherein: the output end of the motor (51) is fixedly connected with an output shaft, the drive bevel gear (52) is fixedly connected to the outer wall of the output shaft, and the first threaded shaft (54) is rotatably connected to the inner wall of the movable seat (1).

6. The dustproof and explosion-proof fan for the chemical plant according to claim 4, wherein: the screw thread piece (55) is internally provided with a through hole, the screw thread piece (55) is connected to the outer wall of the limiting shaft (56) in a sliding mode through the through hole, and the inserting piece (58) is inserted into the top of the movable seat (1).

7. The dustproof and explosion-proof fan for a chemical plant according to claim 1, wherein: the stabilizing mechanism (6) comprises a fixing frame (61), the fixing frame (61) is fixedly connected to the outer side of the movable seat (1), a threaded cylinder (62) is rotationally connected to the inner wall of the fixing frame (61), a second threaded shaft (63) is connected to the inner wall of the threaded cylinder (62) in a threaded mode, a movable plate (64) is fixedly connected to the bottom end of the second threaded shaft (63), a long shaft (65) is fixedly connected to the bottom of the movable plate (64), a bottom plate (66) is fixedly connected to the bottom end of the long shaft (65), a worm wheel (68) is fixedly connected to the outer wall of the threaded cylinder (62), and a worm (67) is meshed to the outer wall of the worm wheel (68).

8. The dustproof and explosion-proof fan for the chemical plant according to claim 7, wherein: the worm (67) is rotationally connected to the inner wall of the fixed frame (61), one end, away from the inner wall of the fixed frame (61), of the worm (67) is fixedly connected with a hand wheel, the movable plate (64) is slidably connected to the inner wall of the fixed frame (61), a sliding hole matched with the long shaft (65) is formed in the bottom of the fixed frame (61), and the long shaft (65) penetrates through the bottom of the fixed frame (61) through the formed sliding hole.