CN217976746U - Explosion-proof axial fan - Google Patents
Explosion-proof axial fan Download PDFInfo
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- CN217976746U CN217976746U CN202221760827.9U CN202221760827U CN217976746U CN 217976746 U CN217976746 U CN 217976746U CN 202221760827 U CN202221760827 U CN 202221760827U CN 217976746 U CN217976746 U CN 217976746U
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- flow fan
- explosion
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Abstract
The utility model discloses an explosion-proof axial flow fan, relating to the technical field of explosion-proof axial flow fans; the utility model comprises an axial flow fan main body and a base plate, wherein the outer wall of the axial flow fan main body is provided with evenly distributed plug holes, and the lower surface of the base plate is fixedly provided with evenly distributed conical plug rods; through making toper inserted bar and strengthening rib insert in the prefabricated concrete foundation in outdoor ground, after the precast concrete foundation solidifies, make the bed plate fix the upper surface at precast concrete foundation, then place the axial fan main part at the inner wall of two U type frames, and drive inserted bar horizontal migration, it is downthehole to make the inserted bar horizontal insertion grafting, the inserted bar makes the axial fan main part fix in two U type frames, thereby convenient realization the fixed mounting of axial fan main part, and then the effectual convenience that has improved installation axial fan main part, and the effectual stability that has improved the axial fan main part behind the fixed mounting.
Description
Technical Field
The utility model relates to an explosion-proof axial fan technical field specifically is explosion-proof axial fan.
Background
Explosion-proof axial fan: the fan is suitable for conveying inflammable, explosive and non-corrosive gas, the environment temperature is not more than 60 ℃, the fan is widely applied to ventilation or strong heating radiation in general factories, warehouses, offices and houses, and can also be installed in series in a longer exhaust pipeline at intervals to improve the pressure in the pipeline, and a free fan can be manufactured by dismounting a motor. The explosion-proof axial flow fan in the prior art has the following problems:
1. in the prior art, when an explosion-proof axial flow fan is installed, the explosion-proof axial flow fan is mostly fixed on a base platform through a bolt arranged at the bottom of the explosion-proof axial flow fan, and when the installed explosion-proof axial flow fan is located outdoors, the bolt often causes torsion attenuation due to corrosion, so that the situation that the installed explosion-proof axial flow fan is loosened is caused, and the stability of the installed explosion-proof axial flow fan is further influenced;
2. because the explosion-proof axial fan after the installation need be connected with the tuber pipe, however explosion-proof axial fan among the prior art is fixed the back, and its height can not be adjusted, and when explosion-proof axial fan's after the installation height and the height of tuber pipe did not match for the explosion-proof axial fan is comparatively troublesome with being connected of tuber pipe, and to above-mentioned problem, the inventor proposes explosion-proof axial fan and is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The problems that the stability of the mounted explosion-proof axial flow fan is poor and the height of the mounted explosion-proof axial flow fan is inconvenient to adjust are solved; an object of the utility model is to provide an explosion-proof axial fan.
In order to solve the technical problem, the utility model adopts the following technical scheme: the anti-explosion axial flow fan comprises an axial flow fan main body and a base plate, wherein plug holes which are uniformly distributed are formed in the outer wall of the axial flow fan main body, conical plug rods which are uniformly distributed are fixedly mounted on the lower surface of the base plate, reinforcing ribs which are uniformly distributed are fixedly mounted on the outer wall of each conical plug rod, two hollow rods are fixedly mounted on the upper surface of the base plate, lifting rods are movably arranged on the inner walls of the two hollow rods, U-shaped racks are fixedly mounted at the ends, away from the hollow rods, of the two lifting rods, the outer wall of the axial flow fan main body is movably contacted with the inner walls of the two U-shaped racks, two supporting rods are fixedly mounted at the ends, away from the hollow rods, of the two adjacent supporting rods, the ends, away from the lifting rods, of the two supporting rods are fixedly connected with the lower surface of the U-shaped racks, mounting mechanisms are arranged in the two U-shaped racks, and a height adjusting mechanism is arranged on the upper surface of the base plate;
the mounting mechanism comprises four moving plates, wherein two adjacent moving plates are fixedly provided with insertion rods on opposite sides, one ends of the insertion rods, far away from the moving plates, are movably inserted into the inner walls of the insertion holes, the lower surfaces of the moving plates are fixedly provided with connecting rods, two sliding grooves are formed in the inner walls of the U-shaped racks, the inner walls of the two sliding grooves are connected with two sliding blocks in a sliding mode, and one ends of the connecting rods, far away from the moving plates, are fixedly connected with the upper surfaces of the sliding blocks.
Preferably, two the equal screw thread in both sides of U type frame rotates and installs the threaded rod, the one end of threaded rod and one side of movable plate rotate to be connected, the one end fixed mounting that the movable plate was kept away from to the threaded rod has the handle.
Preferably, height adjusting mechanism is including two lift covers, two guide ways have all been seted up to the outer wall of hollow pole, the inner wall sliding connection of guide way has the guide block, adjacent two the inner wall of guide block and the one end fixed connection of a lifter, adjacent two the outer wall of guide block and the inner wall fixed connection of a lift cover, two fixed mounting has the lifter plate between the lift cover.
Preferably, two be equipped with the lead screw between the hollow rod, the lead screw runs through the lifter plate and is connected with lifter plate screw thread rotation, the fixed surface of bed plate is equipped with servo motor, servo motor's drive output and the one end fixed connection of lead screw.
Preferably, two the one end fixed mounting that the bed plate was kept away from to hollow rod has the backup pad, servo motor's one end and the lower surface rotation of backup pad are kept away from to the lead screw are connected, servo motor's outer wall fixedly connected with fixed block, servo motor's the one side and the last fixed surface of bed plate are connected are kept away from to the fixed block.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the conical insertion rods and the reinforcing ribs are inserted into a precast concrete base block prefabricated on the outdoor ground, after the precast concrete base block is solidified, the base plate is fixed on the upper surface of the precast concrete base block, then the axial flow fan main body is placed on the inner walls of the two U-shaped racks, the insertion rods are driven to move horizontally, the insertion rods are inserted into the insertion holes horizontally, and the axial flow fan main body is fixed in the two U-shaped racks through the insertion rods, so that the axial flow fan main body is conveniently and fixedly installed, the convenience for installing the axial flow fan main body is effectively improved, and the stability of the fixedly installed axial flow fan main body is effectively improved;
2. through making the lead screw rotate, the lead screw makes the lifter plate rise, and the lifter plate makes the lifting sleeve rise, and the lifting sleeve makes the guide block upwards slide, and the guide block makes the lifter rise, and the lifter makes axial fan main part rise through U type framework, makes the height of axial fan main part after rising suit with the height of outside tuber pipe to convenient realization the altitude mixture control of axial fan main part, and then the effectual convenience that has improved follow-up axial fan main part and outside tuber pipe and be connected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the connection between the axial flow fan main body and the mounting mechanism and the height adjusting mechanism of the present invention.
Fig. 2 is a schematic diagram of the separation between the axial flow fan main body and the mounting mechanism and the height adjusting mechanism of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
Fig. 4 is an enlarged schematic view of a portion B in fig. 2 according to the present invention.
In the figure: 1. an axial flow fan main body; 11. inserting holes; 2. a base plate; 21. a tapered plunger; 22. reinforcing ribs; 23. a hollow shaft; 24. a lifting rod; 25. a support bar; 26. a U-shaped frame; 3. an installation mechanism; 31. moving the plate; 32. a plug rod; 33. a connecting rod; 34. a chute; 35. a slider; 36. a threaded rod; 37. a handle; 4. a height adjustment mechanism; 41. a lifting sleeve; 42. a guide groove; 43. a guide block; 44. a lifting plate; 45. a lead screw; 46. a support plate; 47. a servo motor; 48. and (5) fixing blocks.
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.
The first embodiment is as follows: as shown in fig. 1-3, the utility model provides an explosion-proof axial flow fan, including axial flow fan main part 1 and bed plate 2, the upper surface of bed plate 2 is fixed and is installed two hollow rods 23, the inner wall of two hollow rods 23 all activity is equipped with lifter 24, the one end that two lifter 24 kept away from hollow rod 23 all fixed and is installed U type framework 26, the outer wall of axial flow fan main part 1 and the inner wall movable contact of two U type frameworks 26, all be equipped with installation mechanism 3 in two U type frameworks 26, through installation mechanism 3, installation mechanism 3 can make axial flow fan main part 1 fix in U type framework 26, the upper surface of bed plate 2 is equipped with height adjustment mechanism 4, height adjustment mechanism 4 can be convenient the realization axial flow fan main part 1's after fixing height adjustment;
the mounting mechanism 3 includes four moving plates 31, the opposite sides of two adjacent moving plates 31 are fixedly provided with the insertion rod 32, the moving plates 31 can enable the insertion rod 32 to move in the horizontal direction, the lower surfaces of the moving plates 31 are fixedly provided with connecting rods 33, the inner walls of the two U-shaped racks 26 are provided with sliding grooves 34, the inner walls of the two sliding grooves 34 are connected with two sliders 35 in a sliding manner, the sliders 35 can horizontally slide along the inner walls of the sliding grooves 34, one ends of the connecting rods 33 far away from the moving plates 31 are fixedly connected with the upper surfaces of the sliders 35, and the sliders 35 can enable the moving plates 31 to move in the horizontal direction through the connecting rods 33.
By adopting the technical scheme, the axial flow fan main body 1 is fixed in the U-shaped frame 26 by arranging the installation mechanism 3 and the installation mechanism 3, so that the fixed installation of the axial flow fan main body 1 is conveniently realized, and the height of the installed axial flow fan main body 1 is conveniently adjusted by the height adjusting mechanism 4 by arranging the height adjusting mechanism 4.
The outer wall of the axial flow fan main body 1 is provided with the uniformly distributed plug holes 11, one end of the plug rod 32, which is far away from the moving plate 31, is movably plugged with the inner wall of the plug hole 11, and after the plug rod 32 is horizontally inserted into the plug hole 11, the axial flow fan main body 1 can be fixed in the U-shaped frame 26.
By adopting the above technical scheme, after the plugging rod 32 is horizontally inserted into the plugging hole 11, the plugging rod 32 fixes the axial flow fan main body 1 in the U-shaped frame 26.
The lower fixed surface of bed plate 2 installs evenly distributed's toper inserted bar 21, and in toper inserted bar 21 inserted the prefabricated concrete substrate in outdoor ground, under the condition that precast concrete solidifies, can realize the fixed of bed plate 2, the outer wall fixed mounting of toper inserted bar 21 has evenly distributed's strengthening rib 22, and strengthening rib 22 can improve toper inserted bar 21 and precast concrete substrate and peg graft back stability.
Through adopting above-mentioned technical scheme, through making toper inserted bar 21 and strengthening rib 22 insert in the precast concrete foundation block in outdoor ground, after the precast concrete foundation block solidifies, realize the fixed of bed plate 2.
The equal fixed mounting in one end that hollow pole 23 was kept away from to two lifter 24 has two bracing pieces 25, and the lower fixed surface who is connected of the one end that lifter 24 and U type frame 26 were kept away from to two adjacent bracing pieces 25, and bracing piece 25 can improve U type frame 26's stability.
Through adopting above-mentioned technical scheme, bracing piece 25 supports U type frame 26, improves U type frame 26's stability.
Threaded rods 36 are rotatably mounted on two sides of the two U-shaped racks 26 in a threaded manner, one end of each threaded rod 36 is rotatably connected with one side of the moving plate 31, the threaded rods 36 can drive the moving plate 31 to move in the horizontal direction, a handle 37 is fixedly mounted at one end, far away from the moving plate 31, of each threaded rod 36, and the handle 37 can enable the threaded rods 36 to rotate through the knob handle 37.
By adopting the technical scheme, the handle 37 rotates the threaded rod 36 through the knob handle 37, and the threaded rod 36 drives the moving plate 31 to move horizontally.
Example two: as shown in fig. 1, 2, and 4, the height adjusting mechanism 4 includes two lifting sleeves 41, two guide grooves 42 have been all seted up to the outer wall of two hollow rods 23, the inner wall sliding connection of guide groove 42 has guide block 43, guide block 43 can slide along the vertical direction of the inner wall of guide groove 42, the inner wall of two adjacent guide blocks 43 and the one end fixed connection of a lifting rod 24, guide block 43 can make the vertical direction of lifting rod 24 go up and down, the outer wall of two adjacent guide blocks 43 and the inner wall fixed connection of a lifting sleeve 41, lifting sleeve 41 can make guide block 43 slide in the vertical direction, fixed mounting has lifter plate 44 between two lifting sleeves 41, lifter plate 44 can make lifting sleeve 41 go up and down in the vertical direction.
By adopting the above technical scheme, through the vertical direction lift of drive lifter plate 44, lifter plate 44 makes the vertical direction lift of lift cover 41, and lift cover 41 makes the vertical direction of guide block 43 slide, and guide block 43 makes the vertical direction lift of lifter 24.
Be equipped with lead screw 45 between two hollow rods 23, lead screw 45 runs through lifter plate 44 and is connected with lifter plate 44 screw thread rotation, and lead screw 45 can drive the vertical direction of lifter plate 44 and go up and down, and the fixed surface of bed plate 2 is equipped with servo motor 47, and servo motor 47's drive output and lead screw 45's one end fixed connection, through opening servo motor 47, servo motor 47's drive shaft can make lead screw 45 rotate.
By adopting the technical scheme, the screw 45 is rotated by starting the servo motor 47 and the driving shaft of the servo motor 47, and the screw 45 drives the lifting plate 44 to lift in the vertical direction.
Two hollow rods 23 keep away from the one end fixed mounting of bed plate 2 has backup pad 46, the one end that servo motor 47 was kept away from to lead screw 45 and the lower surface of backup pad 46 rotate to be connected, backup pad 46 can improve the stability of lead screw 45, servo motor 47's outer wall fixedly connected with fixed block 48, servo motor 47's the one side and the last fixed surface of bed plate 2 are kept away from to fixed block 48 are connected, servo motor 47's stability can be improved to fixed block 48.
Through adopting above-mentioned technical scheme, backup pad 46 improves lead screw 45's stability, and fixed block 48 improves servo motor 47's stability.
The working principle is as follows: when the axial flow fan main body 1 needs to be installed, a worker firstly vertically inserts the four conical insertion rods 21 and the plurality of reinforcing ribs 22 into a precast concrete base block on the outdoor ground, and fixes the base plate 2 on the upper surface of the precast concrete base block after the precast concrete base block is solidified;
subsequently, the axial flow fan main body 1 is placed on the inner walls of the two U-shaped frames 26 and placed in the middle, then the four handles 37 are turned on respectively, the four handles 37 enable the four threaded rods 36 to rotate, the four movable plates 31 horizontally move while the four threaded rods 36 rotate, the two adjacent movable plates 31 are in a state of moving in opposite directions, the four movable plates 31 enable the four sliders 35 to horizontally slide along the inner walls of the corresponding sliding grooves 34 through the four connecting rods 33 and enable the four inserting rods 32 to synchronously move, and the four handles 37 are turned off until the four inserting rods 32 are horizontally inserted into the corresponding inserting holes 11, so that the fixed installation of the axial flow fan main body 1 is conveniently realized, the convenience of installing the axial flow fan main body 1 is effectively improved, and the stability of the fixedly installed axial flow fan main body 1 is effectively improved;
when the external air pipe needs to be connected with the air outlet of the axial flow fan main body 1, a worker opens the servo motor 47, the drive shaft of the servo motor 47 enables the screw rod 45 to rotate, the screw rod 45 enables the lifting plate 44 to vertically lift while rotating, the lifting plate 44 enables the two lifting sleeves 41 to vertically lift, the two lifting sleeves 41 enable the four guide blocks 43 to vertically upwards slide along the inner walls of the corresponding guide grooves 42, the four guide blocks 43 enable the two lifting rods 24 to vertically lift, the two lifting rods 24 enable the axial flow fan main body 1 to vertically lift through the two U-shaped racks 26, the servo motor 47 is closed until the height of the vertically lifted axial flow fan main body 1 is matched with the height of the external air pipe, so that the height adjustment of the axial flow fan main body 1 is conveniently realized, and the convenience of connection between the subsequent axial flow fan main body 1 and the external air pipe is effectively improved.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. Explosion-proof axial fan, including axial fan main part (1) and bed plate (2), its characterized in that: the upper surface of the base plate (2) is fixedly provided with two hollow rods (23), the inner walls of the two hollow rods (23) are movably provided with lifting rods (24), one ends of the two lifting rods (24) far away from the hollow rods (23) are fixedly provided with U-shaped frames (26), the outer wall of the axial flow fan main body (1) is movably contacted with the inner walls of the two U-shaped frames (26), mounting mechanisms (3) are arranged in the two U-shaped frames (26), and the upper surface of the base plate (2) is provided with a height adjusting mechanism (4);
the mounting mechanism (3) comprises four moving plates (31), two adjacent moving plates (31) are fixedly provided with inserting rods (32) on opposite sides, connecting rods (33) are fixedly arranged on the lower surfaces of the moving plates (31), sliding grooves (34) are formed in the inner walls of the two U-shaped frames (26), two sliding blocks (35) are connected to the inner walls of the sliding grooves (34) in a sliding mode, and one end, far away from the moving plates (31), of each connecting rod (33) is fixedly connected with the upper surfaces of the sliding blocks (35).
2. The explosion-proof axial flow fan according to claim 1, wherein the outer wall of the axial flow fan main body (1) is provided with evenly distributed insertion holes (11), and one end of the insertion rod (32) far away from the moving plate (31) is movably inserted into the inner wall of the insertion hole (11).
3. The explosion-proof axial flow fan according to claim 1, wherein the lower surface of the base plate (2) is fixedly provided with uniformly distributed conical inserted rods (21), and the outer wall of the conical inserted rods (21) is fixedly provided with uniformly distributed reinforcing ribs (22).
4. The anti-explosion axial flow fan according to claim 1, wherein two support rods (25) are fixedly mounted at the ends of the two lifting rods (24) far away from the hollow rod (23), and the ends of the two adjacent support rods (25) far away from the lifting rods (24) are fixedly connected with the lower surface of the U-shaped frame (26).
5. The explosion-proof axial flow fan as claimed in claim 1, wherein a threaded rod (36) is rotatably mounted on both sides of the two U-shaped frames (26), one end of the threaded rod (36) is rotatably connected with one side of the moving plate (31), and a handle (37) is fixedly mounted on one end of the threaded rod (36) far away from the moving plate (31).
6. The explosion-proof axial flow fan according to claim 1, wherein the height adjusting mechanism (4) comprises two lifting sleeves (41), two guide grooves (42) are formed in the outer walls of the two hollow rods (23), guide blocks (43) are slidably connected to the inner walls of the guide grooves (42), the inner walls of two adjacent guide blocks (43) are fixedly connected to one end of one lifting rod (24), the outer walls of two adjacent guide blocks (43) are fixedly connected to the inner wall of one lifting sleeve (41), and a lifting plate (44) is fixedly mounted between the two lifting sleeves (41).
7. The explosion-proof axial flow fan according to claim 6, wherein a lead screw (45) is arranged between the two hollow rods (23), the lead screw (45) penetrates through the lifting plate (44) and is in threaded rotary connection with the lifting plate (44), a servo motor (47) is fixedly arranged on the upper surface of the base plate (2), and a driving output end of the servo motor (47) is fixedly connected with one end of the lead screw (45).
8. The explosion-proof axial flow fan according to claim 7, characterized in that a supporting plate (46) is fixedly mounted at one end of each of the two hollow rods (23) far away from the base plate (2), one end of the lead screw (45) far away from the servo motor (47) is rotatably connected with the lower surface of the supporting plate (46), a fixing block (48) is fixedly connected with the outer wall of the servo motor (47), and one surface of the fixing block (48) far away from the servo motor (47) is fixedly connected with the upper surface of the base plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221760827.9U CN217976746U (en) | 2022-07-08 | 2022-07-08 | Explosion-proof axial fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221760827.9U CN217976746U (en) | 2022-07-08 | 2022-07-08 | Explosion-proof axial fan |
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| Publication Number | Publication Date |
|---|---|
| CN217976746U true CN217976746U (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221760827.9U Active CN217976746U (en) | 2022-07-08 | 2022-07-08 | Explosion-proof axial fan |
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| CN (1) | CN217976746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116025754A (en) * | 2022-12-29 | 2023-04-28 | 南通昆仑空调有限公司 | Nuclear island blast gate with adjustable antidetonation |
-
2022
- 2022-07-08 CN CN202221760827.9U patent/CN217976746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116025754A (en) * | 2022-12-29 | 2023-04-28 | 南通昆仑空调有限公司 | Nuclear island blast gate with adjustable antidetonation |
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