CN211343399U - Explosion-proof axial fan - Google Patents
Explosion-proof axial fan Download PDFInfo
- Publication number
- CN211343399U CN211343399U CN201922251412.3U CN201922251412U CN211343399U CN 211343399 U CN211343399 U CN 211343399U CN 201922251412 U CN201922251412 U CN 201922251412U CN 211343399 U CN211343399 U CN 211343399U
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- Prior art keywords
- explosion
- fixedly connected
- proof
- slide bar
- filter screen
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- Expired - Fee Related
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- 238000004140 cleaning Methods 0.000 claims abstract description 34
- 230000009467 reduction Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000008901 benefit Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The embodiment of the utility model discloses an explosion-proof axial flow fan, in particular to the technical field of fans, which comprises an air duct, wherein a cleaning mechanism is arranged inside the air duct; the cleaning mechanism comprises an explosion-proof motor, the explosion-proof motor is located inside the air duct, a transmission shaft is fixedly connected to an output shaft of the explosion-proof motor, a fan is fixedly sleeved on the outer side of the transmission shaft, a reduction gearbox is arranged on one side of the fan, and one end of the transmission shaft is fixedly connected with an input shaft of the reduction gearbox. The utility model discloses a set up reducing gear box, pivot and cam, can make the cam low-speed rotate when explosion-proof machine normally works, through setting up supporting shoe, slide bar, cleaning brush and spring for when the cam rotates, two slide bars will constantly drive the cleaning brush and come the brush-back on the filter screen surface and move, and finally can collect the rubbish of cleaning brush clearance through setting up the collecting vat.
Description
Technical Field
The embodiment of the utility model provides an embodiment relates to fan technical field, concretely relates to explosion-proof axial fan.
Background
The blower is a short-term habit for gas compression and gas delivery machinery in China, and the gas compression and gas delivery machinery is machinery for converting rotating mechanical energy into gas pressure energy and kinetic energy and delivering gas. The current explosion-proof axial fan includes dryer, explosion-proof motor and fan usually, and in order to avoid rubbish such as piece to be inhaled inside the dryer by the fan and cause the part to damage, often can select to add the filter screen at the dryer mouth, but in long-term the use, some rubbish are piled up easily on the filter screen surface, can't effectively clear up it in real time, and the long-term normal work that will influence the fan that piles up of rubbish will tend.
Therefore, the invention is necessary to develop an explosion-proof axial flow fan.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an explosion-proof axial fan, through setting up the reducing gear box, pivot and cam, can make the cam low-speed rotate when explosion-proof machine normally works, through setting up the supporting shoe, the slide bar, cleaning brush and spring, when making the cam rotate, two slide bars will constantly drive cleaning brush and come the brush-back on the filter screen surface and move, and finally can collect the rubbish of cleaning brush clearance through setting up the collecting vat, with solve among the prior art because the inside filter screen surface of dryer piles up rubbish easily and can't effectively clear up in real time and lead to the problem that the fan device can't normally work of breaking down.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: an explosion-proof axial flow fan comprises an air duct, wherein a cleaning mechanism is arranged inside the air duct;
the cleaning mechanism comprises an explosion-proof motor, the explosion-proof motor is positioned in an air duct, a transmission shaft is fixedly connected to an output shaft of the explosion-proof motor, a fan is fixedly sleeved outside the transmission shaft, a reduction gearbox is arranged on one side of the fan, one end of the transmission shaft is fixedly connected with an input shaft of the reduction gearbox, a rotating shaft is fixedly connected to an output shaft of the reduction gearbox, a support frame is arranged on one side of the reduction gearbox, a filter screen is fixedly connected inside the support frame, a cam is fixedly sleeved outside the rotating shaft, support plates are fixedly connected to the inner walls of the top and the bottom of the air duct, the two support plates are positioned on one side of the support frame, two slide bars are arranged inside the air duct, the two slide bars are positioned inside the two support plates, the two slide bars are symmetrically and uniformly distributed in, and supporting blocks are arranged on the other sides of the two sliding rods and are respectively positioned on the front side and the rear side of the cam.
Furthermore, equal fixedly connected with bracing piece in explosion-proof machine and gear box top and bottom, bracing piece one end and dryer inner wall fixed connection.
Furthermore, one end of the rotating shaft penetrates through the filter screen and extends to the outside of one side of the filter screen, and the joint of the rotating shaft and the filter screen is movably connected through a first bearing.
Further, two sliding chutes are respectively formed in the inner side surfaces of the supporting plates, the tops of the sliding rods and the bottoms of the sliding rods are fixedly connected with sliding blocks, the sliding blocks are located inside the sliding chutes, and the sliding blocks are matched with the sliding chutes.
Furthermore, one side of the sliding block is fixedly connected with a spring, and one end of the spring is fixedly connected with the supporting plate.
Furthermore, the connection position of the supporting block and the sliding rod is movably connected through a second bearing.
Further, the inner sides of the two supporting blocks are in contact with the cam.
Furtherly, the equal fixedly connected with collecting vat of both sides around the dryer, two inside the collecting vat inboard all extends into the dryer, two the collecting vat all is located two slide bar outsides, two the inside drawer that all is equipped with of collecting vat.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a set up the reducing gear box, pivot and cam, can make the cam low-speed rotate at explosion-proof machine normal during operation, through setting up the supporting shoe, the slide bar, cleaning brush and spring, when making the cam rotate, two slide bars will constantly drive cleaning brush and come the brush-back on the filter screen surface, and finally can collect the rubbish of cleaning brush clearance through setting up the collecting vat, compare with prior art, can drive the high-speed rotation of fan in explosion-proof machine work simultaneously, real-time effectual clearance to the filter screen, the rubbish to the clearance is retrieved simultaneously.
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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a side sectional view provided by the present invention;
fig. 3 is a perspective view of the cam provided by the present invention;
fig. 4 is a perspective view of the support plate provided by the present invention;
fig. 5 is a schematic view of the rotation of the cam according to the present invention.
In the figure: the device comprises a wind barrel 1, an explosion-proof motor 2, a transmission shaft 3, a fan 4, a reduction gearbox 5, a rotating shaft 6, a support frame 7, a filter screen 8, a cam 9, a support plate 10, a slide bar 11, a cleaning brush 12, a support block 13, a support rod 14, a slide block 15, a spring 16 and a collecting tank 17.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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 the attached fig. 1-5 in the specification, the explosion-proof axial flow fan of the embodiment comprises an air duct 1, wherein a cleaning mechanism is arranged inside the air duct 1;
the cleaning mechanism comprises an explosion-proof motor 2, the explosion-proof motor 2 is positioned inside an air duct 1, a transmission shaft 3 is fixedly connected to an output shaft of the explosion-proof motor 2, a fan 4 is fixedly sleeved outside the transmission shaft 3, a reduction gearbox 5 is arranged on one side of the fan 4, one end of the transmission shaft 3 is fixedly connected with an input shaft of the reduction gearbox 5, a rotating shaft 6 is fixedly connected to an output shaft of the reduction gearbox 5, a support frame 7 is arranged on one side of the reduction gearbox 5, a filter screen 8 is fixedly connected inside the support frame 7, a cam 9 is fixedly sleeved outside the rotating shaft 6, support plates 10 are fixedly connected to the inner walls of the top and the bottom of the air duct 1, the two support plates 10 are both positioned on one side of the support frame 7, two slide bars 11 are arranged inside the air duct 1, the two slide bars 11 are both, one side of each sliding rod 11 is fixedly connected with a cleaning brush 12, one side of each cleaning brush 12 is in contact with the filter screen 8, the other sides of the two sliding rods 11 are respectively provided with a supporting block 13, and the two supporting blocks 13 are respectively positioned at the front side and the rear side of the cam 9;
furthermore, the top and the bottom of the explosion-proof motor 2 and the reduction gearbox 5 are both fixedly connected with a support rod 14, and one end of the support rod 14 is fixedly connected with the inner wall of the air duct 1, so that the stability of the explosion-proof motor 2 and the reduction gearbox 5 is kept;
furthermore, one end of the rotating shaft 6 penetrates through the filter screen 8 and extends to the outside of one side of the filter screen 8, and the joint of the rotating shaft 6 and the filter screen 8 is movably connected through a first bearing, so that the rotating shaft 6 is beneficial to rotating inside the filter screen 8;
furthermore, two sliding grooves are respectively formed in the inner side surfaces of the two support plates 10, sliding blocks 15 are fixedly connected to the tops and the bottoms of the two sliding rods 11, the sliding blocks 15 are located inside the sliding grooves, and the sliding blocks 15 are matched with the sliding grooves, so that the sliding of the sliding rods 11 inside the two support plates 10 is facilitated;
furthermore, one side of the sliding block 15 is fixedly connected with a spring 16, and one end of the spring 16 is fixedly connected with the supporting plate 10;
furthermore, the joint of the supporting block 13 and the sliding rod 11 is movably connected through a second bearing, which is beneficial for the supporting block 13 to rotate on one side of the sliding rod 11;
further, the inner sides of the two supporting blocks 13 are both contacted with the cam 9;
further, the equal fixedly connected with collecting vat 17 in both sides around dryer 1, two collecting vat 17 inboard all extends into dryer 1 inside, two collecting vat 17 all is located two slide bars 11 outsides, two collecting vat 17 is inside all to be equipped with the drawer, is of value to and collects the clearance to rubbish such as dust piece that cleaning brush 12 cleaned.
The implementation scenario is specifically as follows: in the practical application of the utility model, when the explosion-proof machine 2 works to drive the transmission shaft 3 and the fan 4 to rotate at high speed during normal operation, the transmission shaft 3 will drive the reduction box 5 to work, so that the output shaft of the reduction box 5 drives the rotating shaft 6 to rotate at low speed, the rotating shaft 6 will drive the cam 9 to rotate after rotating, thereby pushing the two supporting blocks 13 to move towards two sides, further making the two sliding bars 11 drive the cleaning brush 12 to brush towards the outside on the surface of the filter screen 8, when the cam 9 rotates ninety degrees, the two supporting blocks 13 drive the sliding bars 11 and the cleaning brush 12 to brush to the farthest distance, as shown in figure 5, after the cam 9 continues to rotate, due to the action of the spring 16, the spring 16 will pull the sliding block 15 and the sliding bar 11 to move towards the inside, the cleaning brush 12 brushes towards the inside at this moment, the supporting block 13 will always keep in, slide bar 11 drives cleaning brush 12 and brushes at filter screen 8 surface reciprocating, the piece rubbish that finally is cleared up etc. will fall into inside the drawer of the collecting vat 17 of dryer 1 both sides, the staff accessible is taken the drawer out and is cleared up rubbish, through setting up reducing gear box 5, pivot 6 and cam 9, can make cam 9 low-speed rotation when explosion-proof machine 2 normally works, through setting up supporting shoe 13, slide bar 11, cleaning brush 12 and spring 16, when making cam 9 rotate, two slide bars 11 will constantly drive cleaning brush 12 and come the brush-back on filter screen 8 surface, and finally can collect the rubbish of cleaning brush 12 clearance through setting up collecting vat 17, this embodiment has specifically solved among the prior art problem that rubbish can't effectively clear up in real time piled up on the inside filter screen surface of dryer easily.
The working principle is as follows:
referring to the attached drawings 1-5 of the specification, in normal operation, the explosion-proof motor 2 works to drive the transmission shaft 3 and the fan 4 to rotate at a high speed, at the same time, the transmission shaft 3 drives the reduction gearbox 5 to work, so that the output shaft of the reduction gearbox 5 drives the rotating shaft 6 to rotate at a low speed, the rotating shaft 6 drives the cam 9 to rotate, thereby pushing the two supporting blocks 13 to move towards two sides, further driving the cleaning brush 12 to brush towards the outer side on the surface of the filter screen 8 by the two sliding rods 11, when the cam 9 rotates ninety degrees, the two supporting blocks 13 drive the sliding rods 11 and the cleaning brush 12 to brush to the farthest distance, as shown in fig. 5, after the cam 9 continues to rotate, due to the action of the spring 16, the spring 16 pulls the sliding blocks 15 and the sliding rods 11 to move towards the inner side, the cleaning brush 12 brushes towards the inner side at the, the sliding rod 11 drives the cleaning brush 12 to brush on the surface of the filter screen 8 in a reciprocating mode, finally, cleaned debris garbage and the like fall into drawers of collecting grooves 17 on two sides of the air duct 1, and workers can clean the garbage by taking out the drawers.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides an explosion-proof axial fan, includes dryer (1), its characterized in that: a cleaning mechanism is arranged inside the air duct (1);
the cleaning mechanism comprises an explosion-proof motor (2), the explosion-proof motor (2) is positioned inside an air duct (1), an output shaft of the explosion-proof motor (2) is fixedly connected with a transmission shaft (3), the outer side of the transmission shaft (3) is fixedly sleeved with a fan (4), one side of the fan (4) is provided with a reduction gearbox (5), one end of the transmission shaft (3) is fixedly connected with an input shaft of the reduction gearbox (5), an output shaft of the reduction gearbox (5) is fixedly connected with a rotating shaft (6), one side of the reduction gearbox (5) is provided with a support frame (7), a filter screen (8) is fixedly connected inside the support frame (7), the outer side of the rotating shaft (6) is fixedly sleeved with a cam (9), the top and the bottom inner wall of the air duct (1) are both fixedly connected with support plates (10), and the two, the utility model discloses a dryer, including dryer (1), slide bar (11), two be equipped with two slide bar (11) inside slide bar (11) all are located two backup pad (10) inboards, two symmetry form evenly distributed around slide bar (11) is, slide bar (11) one side fixedly connected with cleaning brush (12), cleaning brush (12) one side contacts with filter screen (8), two slide bar (11) opposite side all is equipped with supporting shoe (13), two supporting shoe (13) are located cam (9) front and back both sides respectively.
2. An explosion-proof axial flow fan according to claim 1, characterized in that: the top and the bottom of the explosion-proof motor (2) and the reduction gearbox (5) are fixedly connected with supporting rods (14), and one end of each supporting rod (14) is fixedly connected with the inner wall of the air duct (1).
3. An explosion-proof axial flow fan according to claim 1, characterized in that: one end of the rotating shaft (6) penetrates through the filter screen (8) and extends to the outside of one side of the filter screen (8), and the joint of the rotating shaft (6) and the filter screen (8) is movably connected through a first bearing.
4. An explosion-proof axial flow fan according to claim 1, characterized in that: two spouts have been seted up respectively to backup pad (10) inboard surface, two equal fixedly connected with slider (15) in slide bar (11) top and bottom, slider (15) are located inside the spout, slider (15) and spout phase-match.
5. An explosion-proof axial flow fan according to claim 4, characterized in that: one side of the sliding block (15) is fixedly connected with a spring (16), and one end of the spring (16) is fixedly connected with the supporting plate (10).
6. An explosion-proof axial flow fan according to claim 1, characterized in that: the joint of the supporting block (13) and the sliding rod (11) is movably connected through a second bearing.
7. An explosion-proof axial flow fan according to claim 1, characterized in that: the inner sides of the two supporting blocks (13) are in contact with the cam (9).
8. An explosion-proof axial flow fan according to claim 1, characterized in that: the equal fixedly connected with collecting vat (17) in both sides around dryer (1), two collecting vat (17) inboard all extends into inside dryer (1), two collecting vat (17) all are located two slide bar (11) outsides, two collecting vat (17) inside all is equipped with the drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251412.3U CN211343399U (en) | 2019-12-16 | 2019-12-16 | Explosion-proof axial fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251412.3U CN211343399U (en) | 2019-12-16 | 2019-12-16 | Explosion-proof axial fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211343399U true CN211343399U (en) | 2020-08-25 |
Family
ID=72128836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251412.3U Expired - Fee Related CN211343399U (en) | 2019-12-16 | 2019-12-16 | Explosion-proof axial fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211343399U (en) |
-
2019
- 2019-12-16 CN CN201922251412.3U patent/CN211343399U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |