CN212985554U - Durable type mixed flow fan - Google Patents
Durable type mixed flow fan Download PDFInfo
- Publication number
- CN212985554U CN212985554U CN202021492267.4U CN202021492267U CN212985554U CN 212985554 U CN212985554 U CN 212985554U CN 202021492267 U CN202021492267 U CN 202021492267U CN 212985554 U CN212985554 U CN 212985554U
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- flow fan
- sliding sleeve
- screen panel
- dustproof
- durable
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Abstract
The utility model discloses a durable type mixed flow fan, which comprises a housin, the inside motor that is provided with of casing, be connected with the impeller on the output of motor, the one end of casing is provided with the air outlet, the other end is provided with the air intake, be provided with the ring flange on the air intake, be provided with the dustproof screen panel on the ring flange, a plurality of meshs have been seted up on the dustproof screen panel, the dustproof screen panel passes through the flange limit and links to each other with the ring flange, a plurality of arc spouts have been seted up on the ring flange, be provided with a plurality of locating pins that are used for inserting arc spout inside on the flange limit bottom surface, sliding connection has the sliding sleeve on the locating pin. The utility model has the advantages that: the utility model discloses a dust screen panel only needs to extract the sliding sleeve from the jack is inside when leading to becoming dirty because of long-term the use for the fixture block from the draw-in groove inside break away from can, thereby make the operation of tearing dust screen panel down from the air intake and carrying out the clearance become labour saving and time saving.
Description
Technical Field
The utility model relates to a ventilation equipment technical field specifically is a durable type mixed flow fan.
Background
The mixed flow fan is a fan between an axial flow fan and a centrifugal fan, an impeller of the mixed flow fan enables air to do centrifugal motion and axial motion, and the motion of the air in the shell mixes the two motion forms of axial flow and centrifugation, so that the mixed flow fan is called mixed flow.
The existing mixed flow fan comprises a shell, a motor, a guide impeller, blades and a support, wherein the shell is arranged on the support, an air inlet and an air outlet are respectively formed in the left end and the right end of the shell, the motor is arranged inside the shell, a power line is arranged on the input end of the motor, the guide impeller is arranged on the output end of the motor, and the blades are arranged on the guide impeller. When the existing mixed flow fan is used, the mixed flow fan needs to be moved to a designated area, an air inlet is aligned to the designated area, then the motor is electrified, the motor drives the guide impeller and the blades to rotate, and air in the area is pumped out.
Because the environment that the mixed flow fan was used is comparatively abominable, contain more dust in the air, then along with the work of mixed flow fan, the dust can get into inside and cover the influence fan performance on the blade through the air intake, can cause the pollution through the air outlet discharge even, consequently, current mixed flow fan generally can be used for dirt-proof dust screen panel at air intake position installation, and dust screen panel connects usually through the bolt, the dismouting is comparatively inconvenient, then when dust screen panel leads to becoming dirty because of long-term the use, the operation of tearing down dust screen panel from the air intake and carrying out the clearance can waste time and energy comparatively.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a make things convenient for durable type mixed flow fan of dismouting dust screen panel in order to solve foretell problem.
The utility model achieves the above purpose through the following technical scheme, a durable mixed flow fan comprises a shell, a motor is arranged in the shell, an impeller is connected on the output end of the motor, one end of the shell is provided with an air outlet, the other end is provided with an air inlet, a flange plate is arranged on the air inlet, a dustproof mesh cover is arranged on the flange plate, a plurality of meshes are arranged on the dustproof mesh cover, the dustproof mesh cover is connected with the flange plate through a flange edge, a plurality of arc chutes are arranged on the flange plate, a plurality of positioning pins for inserting into the arc chutes are arranged on the bottom surface of the flange edge, a sliding sleeve is connected on the positioning pins in a sliding way, a hole for the sliding sleeve to penetrate out is arranged at one end of the arc chute, a jack for inserting the bottom end of the sliding sleeve is arranged at the, the periphery wall of the bottom end of the sliding sleeve is provided with a plurality of clamping blocks used for being clamped into the clamping grooves.
By adopting the technical scheme, when the dustproof mesh enclosure is arranged on the air inlet, the flange edge can be firstly attached to the flange plate, so that the positioning pin is inserted into the arc-shaped sliding groove, and the sliding sleeve penetrates out of the opening, then the sliding sleeve is lifted upwards, the dustproof mesh enclosure is rotated, the positioning pin circumferentially slides in the arc-shaped sliding groove along with the positioning pin until the positioning pin slides into the jack, then the positioning pin stops sliding, the sliding sleeve is pushed downwards to enable the bottom end of the sliding sleeve to be inserted into the jack, meanwhile, the clamping block is clamped into the clamping groove along with the positioning pin, and the clamping block is limited through the clamping groove, the sliding sleeve can be locked in the jack, thereby realizing the installation of the dustproof net cover, the operation is convenient and simple, when the dustproof mesh enclosure becomes dirty due to long-term use, the sliding sleeve is only required to be pulled out from the inner part of the jack, so that the clamping block is separated from the inner part of the clamping groove, thereby make the operation of tearing dust screen panel down from the air intake and carrying out the clearance become labour saving and time saving.
As the utility model discloses a further setting, the inside rotation of sliding sleeve is connected with the lantern ring, be provided with a plurality of stoppers on the internal perisporium of the lantern ring, vertically on the perisporium of locating pin set up a plurality of spacing grooves that are used for the stopper gliding.
Through adopting above-mentioned technical scheme, owing to be connected with the lantern ring at the inside rotation of sliding sleeve, be provided with a plurality of stoppers on the internal perisporium of the lantern ring, and vertically set up a plurality of spacing grooves that are used for the stopper gliding on the perisporium of locating pin, then spacing through the spacing groove to the stopper for the sliding sleeve can't drop from the locating pin, and can realize smooth and easy rotation and the slip of sliding sleeve on the locating pin.
As a further setting of the utility model, the quantity of stopper is four, the stopper uses the axis of the lantern ring to be cross symmetric distribution as the center, the quantity of spacing groove is four, the spacing groove uses the axis of locating pin to be cross symmetric distribution as the center.
Through adopting above-mentioned technical scheme, because the quantity of stopper is four, and four stoppers use the axis of the lantern ring to be the cross symmetric distribution as the center, the quantity of spacing groove is four, and four spacing grooves use the axis of locating pin to be the cross symmetric distribution as the center, then four stoppers all can receive the spacing of four spacing grooves for the slip of sliding sleeve is more smooth and easy, thereby has effectively guaranteed the sliding effect of sliding sleeve.
As a further setting of the utility model, the ring channel that communicates with the draw-in groove is offered to circumference on the internal perisporium of jack.
Through adopting above-mentioned technical scheme, owing to circumference sets up the ring channel with the draw-in groove intercommunication on the internal perisporium of jack, then inside the jack is inserted to the sliding sleeve bottom, make the fixture block go into the draw-in groove thereupon and slide to draw-in groove and ring channel intercommunication department when, rotatable sliding sleeve makes the fixture block go into the ring channel thereupon inside, then spacing through the ring channel to the fixture block, make the sliding sleeve by firmly the locking inside the jack, thereby make the installation of dust screen cover more firm.
As the utility model discloses a further setting, the inside dust guard that is provided with of dustproof screen panel, a plurality of through-holes have been seted up on the dust guard.
Through adopting above-mentioned technical scheme, owing to be provided with the dust guard in the dust screen panel is inside, and seted up a plurality of through-holes on the dust guard, then the dust that filters through the dust screen panel can filter through the dust guard again, then through the dual filtration of dust guard and dust screen panel, the filter effect is better.
As a further setting of the utility model, the dust guard is detachably installed inside the dust screen.
Through adopting above-mentioned technical scheme, because the dust guard is installed inside the dust screen panel for detachably, then when the dust guard leads to becoming dirty because of long-term the use, can follow the dust screen panel inside with the dust guard and pull down and clear up to guarantee the dustproof effect of dust guard all the time.
As a further setting of the utility model, the both sides of dust guard all are provided with the abaculus, offer the caulking groove that is used for the abaculus embedding on the internal perisporium of dustproof screen panel.
Through adopting above-mentioned technical scheme, owing to all be provided with the abaculus in the both sides of dust guard, and seted up the caulking groove on the internal perisporium of dust screen panel, then can fix the dust guard inside the dust screen panel through the mode with inside the abaculus embedding caulking groove for the installation of dust guard becomes convenient simple.
As a further setting of the utility model, the dustproof mesh enclosure is made of stainless steel material.
Through adopting above-mentioned technical scheme, because the dustproof screen panel adopts stainless steel material to make, stainless steel material has higher intensity and hardness, and is difficult for the corrosion to make dustproof screen panel not fragile, prolonged the life of dustproof screen panel greatly.
Compared with the prior art, the beneficial effects of the utility model are that:
when the dustproof mesh enclosure is arranged on the air inlet, the flange edge can be firstly attached to the flange plate, so that the positioning pin is inserted into the arc chute, and the sliding sleeve penetrates out from the opening, then the sliding sleeve is lifted upwards, the dustproof mesh enclosure is rotated, the positioning pin circumferentially slides in the arc-shaped sliding groove along with the positioning pin until the positioning pin slides into the jack, then the positioning pin stops sliding, the sliding sleeve is pushed downwards to enable the bottom end of the sliding sleeve to be inserted into the jack, meanwhile, the clamping block is clamped into the clamping groove along with the positioning pin, and the clamping block is limited through the clamping groove, the sliding sleeve can be locked in the jack, thereby realizing the installation of the dustproof net cover, the operation is convenient and simple, when the dustproof mesh enclosure becomes dirty due to long-term use, the sliding sleeve is only required to be pulled out from the inner part of the jack, so that the clamping block is separated from the inner part of the clamping groove, thereby make the operation of tearing dust screen panel down from the air intake and carrying out the clearance become labour saving and time saving.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the present invention after the filtering net cover is removed;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the connection structure of the positioning pin and the sliding sleeve according to the present invention;
fig. 6 is a schematic structural view of the middle sliding sleeve of the present invention;
fig. 7 is a schematic structural view of the middle dust screen and the dust guard of the present invention.
Reference numerals: 1. a housing; 2. a motor; 3. an impeller; 4. an air outlet; 5. an air inlet; 6. a flange plate; 7. a dust-proof net cover; 8. mesh openings; 9. a flange edge; 10. an arc-shaped chute; 11. positioning pins; 12. a sliding sleeve; 13. opening a hole; 14. a jack; 15. a card slot; 16. a clamping block; 17. a collar; 18. a limiting block; 19. a limiting groove; 20. an annular groove; 21. a dust-proof plate; 22. a through hole; 23. an insert block; 24. and (4) caulking grooves.
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. 1-7, a durable mixed flow fan comprises a housing 1, a motor 2 disposed inside the housing 1, an impeller 3 connected to an output end of the motor 2, an air outlet 4 disposed at one end of the housing 1, an air inlet 5 disposed at the other end of the housing, a flange 6 disposed on the air inlet 5, a dust screen 7 disposed on the flange 6, the dust screen 7 made of stainless steel, a plurality of meshes 8 disposed on the dust screen 7, a dust guard 21 disposed inside the dust screen 7, a plurality of through holes 22 disposed on the dust guard 21, the dust guard 21 detachably mounted inside the dust screen 7, inserts 23 disposed on both sides of the dust guard 21, and an insert groove 24 for inserting the insert 23 disposed on an inner peripheral wall of the dust screen 7, the dust screen 7 connected to the flange 6 via a flange 9, the flange plate 6 is provided with a plurality of arc chutes 10, the bottom surface of the flange edge 9 is provided with a plurality of positioning pins 11 for being inserted into the arc chutes 10, the positioning pins 11 are connected with sliding sleeves 12 in a sliding way, one end of each arc chute 10 is provided with an opening 13 for the sliding sleeve 12 to penetrate out, the other end of each arc chute is provided with a jack 14 for being inserted into the bottom end of the sliding sleeve 12, the inner peripheral wall of each jack 14 is vertically provided with a plurality of clamping grooves 15, the outer peripheral wall of the bottom end of the sliding sleeve 12 is provided with a plurality of clamping blocks 16 for being clamped into the clamping grooves 15, the inner peripheral wall of each jack 14 is circumferentially provided with an annular groove 20 communicated with the clamping grooves 15, wherein the inner part of the sliding sleeve 12 is rotatably connected with a lantern ring 17, the inner peripheral wall of the lantern ring 17 is provided with a plurality of limiting blocks 18, the four limiting blocks 18 are symmetrically distributed in a cross shape by taking the central axis of the sleeve ring 17 as the center, the number of the limiting grooves 19 is four, and the four limiting grooves 19 are symmetrically distributed in a cross shape by taking the central axis of the positioning pin 11 as the center.
When the dust screen 7 is installed on the air inlet 5, the flange 9 and the flange 6 are firstly attached, so that the positioning pin 11 is then inserted into the arc-shaped chute 10, the sliding sleeve 12 penetrates through the opening 13, then the sliding sleeve 12 is lifted upwards, the dust screen 7 is rotated, so that the positioning pin 11 is then circumferentially slid in the arc-shaped chute 10 until the positioning pin is stopped after the positioning pin slides into the jack 14, at the moment, the sliding sleeve 12 is pushed downwards so that the bottom end of the sliding sleeve 12 is inserted into the jack 14, and the clamping block 16 is simultaneously clamped into the clamping groove 15, so that the sliding sleeve 12 can be locked in the jack 14 through the limiting of the clamping groove 15 on the clamping block 16, thereby realizing the installation of the dust screen 7, the operation is convenient and simple, when the dust screen 7 becomes dirty due to long-term use, only the sliding sleeve 12 needs to be pulled out from the jack 14, so that, therefore, the operation of detaching the dust screen 7 from the air inlet 5 and cleaning becomes time-saving and labor-saving.
Because the interior of the sliding sleeve 12 is rotatably connected with the sleeve ring 17, the inner peripheral wall of the sleeve ring 17 is provided with the plurality of limiting blocks 18, and the peripheral wall of the positioning pin 11 is vertically provided with the plurality of limiting grooves 19 for the sliding of the limiting blocks 18, the limiting blocks 18 are limited by the limiting grooves 19, so that the sliding sleeve 12 cannot fall off from the positioning pin 11, and the sliding sleeve 12 can smoothly rotate and slide on the positioning pin 11, and because the inner peripheral wall of the jack 14 is circumferentially provided with the annular groove 20 communicated with the clamping groove 15, when the bottom end of the sliding sleeve 12 is inserted into the jack 14, the clamping block 16 is clamped into the clamping groove 15 along with the clamping groove and slides to the communication part between the clamping groove 15 and the annular groove 20, the sliding sleeve 12 can be rotated, the clamping block 16 is clamped into the annular groove 20, the clamping block 16 is limited by the annular groove 20, so that the sliding sleeve 12 is, wherein, because the quantity of stopper 18 is four, and four stoppers 18 use the axis of lantern ring 17 to be the cross symmetric distribution as the center, the quantity of spacing groove 19 is four, and four spacing grooves 19 use the axis of locating pin 11 to be the cross symmetric distribution as the center, then four stoppers 18 all can receive four spacing grooves 19 spacing for sliding sleeve 12's slip is more smooth and easy, thereby has effectively guaranteed sliding sleeve 12's slip effect.
Because the dust guard 21 is arranged in the dust guard 7, and the dust guard 21 is provided with a plurality of through holes 22, the dust filtered by the dust guard 7 can be filtered by the dust guard 21, and then the dust guard 21 and the dual-filtering of the dust guard 7 are passed through, the filtering effect is better, and because the dust guard 21 is detachably installed in the dust guard 7, when the dust guard 21 becomes dirty due to long-term use, the dust guard 21 can be detached from the inside of the dust guard 7 and cleaned, thereby the dust-proof effect of the dust guard 21 is ensured all the time, wherein, because the two sides of the dust guard 21 are provided with the embedded blocks 23, and the embedded grooves 24 are arranged on the inner peripheral wall of the dust guard 7, the dust guard 21 can be fixed in the dust guard 7 by embedding the embedded blocks 23 in the embedded grooves 24, and the installation of the dust guard 21 is convenient and simple.
Because the dustproof mesh enclosure 7 is made of stainless steel materials, the stainless steel materials have higher strength and hardness and are not easy to corrode, so that the dustproof mesh enclosure 7 is not easy to damage, and the service life of the dustproof mesh enclosure 7 is greatly prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a durable type mixed flow fan, includes casing (1), casing (1) inside is provided with motor (2), be connected with impeller (3) on the output of motor (2), the one end of casing (1) is provided with air outlet (4), and the other end is provided with air intake (5), its characterized in that: a flange plate (6) is arranged on the air inlet (5), a dustproof mesh enclosure (7) is arranged on the flange plate (6), a plurality of meshes (8) are arranged on the dustproof mesh enclosure (7), the dustproof mesh enclosure (7) is connected with the flange plate (6) through a flange edge (9), a plurality of arc-shaped sliding grooves (10) are arranged on the flange plate (6), a plurality of positioning pins (11) which are inserted into the arc-shaped sliding grooves (10) are arranged on the bottom surface of the flange edge (9), a sliding sleeve (12) is connected on the positioning pin (11) in a sliding way, one end of the arc-shaped sliding chute (10) is provided with an opening (13) for the sliding sleeve (12) to penetrate out, the other end is provided with an insertion hole (14) for the bottom end of the sliding sleeve (12) to insert, a plurality of clamping grooves (15) are vertically arranged on the inner peripheral wall of the jack (14), the outer peripheral wall of the bottom end of the sliding sleeve (12) is provided with a plurality of clamping blocks (16) which are used for being clamped into the clamping grooves (15).
2. The durable mixed-flow fan of claim 1, wherein: the inner part of the sliding sleeve (12) is rotatably connected with a sleeve ring (17), a plurality of limiting blocks (18) are arranged on the inner peripheral wall of the sleeve ring (17), and a plurality of limiting grooves (19) used for the limiting blocks (18) to slide are vertically formed in the peripheral wall of the positioning pin (11).
3. A durable mixed flow fan according to claim 2, wherein: the quantity of stopper (18) is four, stopper (18) use the axis of lantern ring (17) to be the cross symmetric distribution as the center, the quantity of spacing groove (19) is four, spacing groove (19) use the axis of locating pin (11) to be the cross symmetric distribution as the center.
4. A durable mixed flow fan according to claim 2, wherein: and an annular groove (20) communicated with the clamping groove (15) is formed in the circumferential direction of the inner circumferential wall of the insertion hole (14).
5. The durable mixed-flow fan of claim 1, wherein: the dustproof mesh enclosure (7) is internally provided with a dustproof plate (21), and the dustproof plate (21) is provided with a plurality of through holes (22).
6. The durable mixed-flow fan of claim 5, wherein: the dust guard (21) is detachably arranged in the dust guard (7).
7. The durable mixed-flow fan of claim 6, wherein: the both sides of dust guard (21) all are provided with abaculus (23), offer caulking groove (24) that are used for abaculus (23) to imbed on the internal perisporium of dust screen panel (7).
8. The durable mixed-flow fan of claim 1, wherein: the dustproof mesh enclosure (7) is made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492267.4U CN212985554U (en) | 2020-07-24 | 2020-07-24 | Durable type mixed flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492267.4U CN212985554U (en) | 2020-07-24 | 2020-07-24 | Durable type mixed flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212985554U true CN212985554U (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021492267.4U Active CN212985554U (en) | 2020-07-24 | 2020-07-24 | Durable type mixed flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212985554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536671A (en) * | 2022-03-01 | 2022-05-27 | 苏州索博特模具有限公司 | Guiding device for injection mold |
-
2020
- 2020-07-24 CN CN202021492267.4U patent/CN212985554U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114536671A (en) * | 2022-03-01 | 2022-05-27 | 苏州索博特模具有限公司 | Guiding device for injection mold |
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