CN208763986U - A kind of preferable exhaust fan flue of sealing performance - Google Patents
A kind of preferable exhaust fan flue of sealing performance Download PDFInfo
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- CN208763986U CN208763986U CN201820968630.1U CN201820968630U CN208763986U CN 208763986 U CN208763986 U CN 208763986U CN 201820968630 U CN201820968630 U CN 201820968630U CN 208763986 U CN208763986 U CN 208763986U
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- exhaust fan
- flue
- inner sleeve
- spring
- air outlet
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Abstract
The utility model discloses a kind of preferable exhaust fan flues of sealing performance, including exhaust fan and flue, the bottom outer surface of the exhaust fan is welded with fixing seat, one end outer surface of the exhaust fan is equipped with smoke outlet, the surrounding outer surface of the exhaust fan is provided with anchor ear, air outlet is provided at the inside center of the exhaust fan, the air outlet is fixedly connected with inner sleeve close to a side external surface of smoke outlet, two side external surfaces of the inner sleeve are arranged with lantern ring, the lantern ring is fixedly connected with connecting rod far from the both ends outer surface of inner sleeve, the connecting rod is respectively arranged with the first spring and second spring far from one end outer surface of lantern ring, the inner sleeve is fixedly connected with filter screen far from one end inner sidewall of air outlet.The preferable exhaust fan flue of sealing performance described in the utility model, enables to the leakproofness of flue to greatly improve, while can obstruct the impurity of bulky grain well, is convenient to clean, time saving and energy saving, brings better prospect of the application.
Description
Technical field
The utility model relates to field of metallurgical equipment, in particular to a kind of preferable exhaust fan flue of sealing performance.
Background technique
Exhaust fan is called effluent air blower, centrifugal blower, small blast fan, is a kind of air blowing or dual-purpose logical of air-breathing
With gas source, exhaust fan for ventilation principle, be divided into it is high, medium and low, four kinds of negative pressure, negative-pressure air fan series has low noise, air quantity
Greatly, the characteristics of running smoothly.Suitable for Casting Factory, aluminium section bar plant, electroplate factory and various chemical plant, exhaust fan flue refers to use
In the channel of discharge dust and exhaust gas, generally it is connected with the air outlet of exhaust fan, plays the role of conveying gas.
The material of existing exhaust fan flue be mostly with sulphate aluminium cement inner clip alkali-resistant glass fibre screen cloth either
Common portland cement inner clip steel wire and other reinforcing materials and be made, leakproofness is good, on the market exhaust fan institute
Flue often has the shortcomings that sealing performance is bad, this is led because flue connect with exhaust fan air outlet not close mostly
The reason of sealing performance decline of cause, rather than material itself, secondly not set filter screen of most of flue, for a long time using making
It obtains flue and is easy blocking, therefore during use, certain influence is brought, for this purpose, it is proposed that a kind of sealing performance
Preferable exhaust fan flue.
Utility model content
Purpose of the utility model is to solve disadvantage existing in the prior art, and a kind of sealing performance proposed compared with
Good exhaust fan flue.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of preferable exhaust fan flue of sealing performance, including exhaust fan and flue, the bottom outer surface of the exhaust fan
It is welded with fixed plate, one end outer surface of the exhaust fan is equipped with smoke outlet, and the surrounding outer surface of the exhaust fan, which is provided with, embraces
It binds round, air outlet, a side external surface fixed company of the air outlet close to smoke outlet is provided at the inside center of the exhaust fan
It is connected to inner sleeve, two side external surfaces of the inner sleeve are arranged with lantern ring, and both ends outer surface of the lantern ring far from inner sleeve is solid
Surely it is connected with connecting rod, the connecting rod is respectively arranged with the first spring and second spring, institute far from one end outer surface of lantern ring
The side external surface for stating flue is fitted with convex block, and the inner sleeve is fixedly connected with filtering far from one end inner sidewall of air outlet
The junction of net, the lantern ring and inner sleeve is provided with fixing bolt, and one end outer surface of the flue offers the first groove,
The inner sidewall of first groove is fixedly connected with third spring, and a side external surface of the third spring far from flue is fixed to be connected
It is connected to limited block, inner sidewall of the inner sleeve close to the side of filter screen offers the second groove.
It is as above-mentioned technical proposal to further describe:
The upper end outer surface of the anchor ear is provided with screw, and anchor ear is fixedly connected by screw with exhaust fan, described solid
The upper surface of fixed board and the bottom outer surface of exhaust fan are welded, and fixed plate is hollow structure.
It is as above-mentioned technical proposal to further describe:
The air outlet, inner sleeve one end outer surface carve and be equipped with screw thread, and air outlet, inner sleeve are threadably secured
Connection, the air outlet is vertically installed in the inside of smoke outlet, and the overall diameter interference of the interior diameter of air outlet and inner sleeve is matched
It closes.
It is as above-mentioned technical proposal to further describe:
First spring, one end of second spring are fixedly connected with the upper end outer surface of convex block, and connecting rod passes through the
One spring, second spring are fixedly connected with convex block, and a side external surface of the flue is bonded with the lower end outer surface of convex block, and cigarette
The interior aspect face in road is bonded with a side external surface of inner sleeve.
It is as above-mentioned technical proposal to further describe:
The filter screen is vertically installed in the inside of inner sleeve, and the width of filter screen is consistent with the interior diameter of inner sleeve,
The third spring is vertically installed between the first groove and limited block.
It is as above-mentioned technical proposal to further describe:
The quantity of the fixing bolt is four groups, and lantern ring is fixedly connected by fixing bolt with inner sleeve, described first
Groove is consistent with the shape size of the second groove, and the width of limited block is less than the width of the second groove.
In the utility model: the preferable exhaust fan flue of the sealing performance, by the smoke outlet and air outlet of setting, so that
The wind of exhaust fan extraction can be moved out by smoke outlet and air outlet two procedures, furthermore by being arranged in air outlet one end
Inner sleeve, and the lantern ring being set on inner sleeve so that the flue gas of air outlet discharge is not easy to reveal, meanwhile, pass through setting
Connecting rod, the first spring, second spring and convex block, when so that flue being connect with inner sleeve, due to the deformation of spring make it is convex
Block is fitted closely with flue outer surface, increases the leakproofness between flue and inner sleeve, in addition, recessed by the first of setting
Slot, the second groove, third spring and limited block, are defined the link position of flue and inner sleeve, are on the one hand conducive to
Reinforce sealing, on the other hand play the role of fixed and limit, finally, by the filter screen of setting, for air outlet discharge
Gas is filtered, and is conducive to retain the impurity of bulky grain, in cleaning, also need to only be cleared up filter screen, reduce workload,
Also avoiding exhaust fan prolonged use leads to the blocking of flue, more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of preferable exhaust fan flue of sealing performance overall structure diagram；
Fig. 2 be the utility model proposes a kind of preferable exhaust fan flue internal view of sealing performance；
Fig. 3 be the utility model proposes a kind of preferable exhaust fan flue of sealing performance partial view；
Fig. 4 be the utility model proposes a kind of preferable exhaust fan flue of sealing performance flue and inner sleeve structure
Schematic diagram；
In figure: 1, exhaust fan；2, fixed plate；3, smoke outlet；4, flue；5, anchor ear；6, air outlet；7, inner sleeve；8, it covers
Ring；9, connecting rod；10, the first spring；11, second spring；12, convex block；13, filter screen；14, fixing bolt；15, first is recessed
Slot；16, third spring；17, limited block；18, the second groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-4, the preferable exhaust fan flue of a kind of sealing performance, including exhaust fan 1 and flue 4, the bottom of exhaust fan 1
End outer surface is welded with fixed plate 2, and one end outer surface of exhaust fan 1 is equipped with smoke outlet 3, and the surrounding outer surface of exhaust fan 1 is arranged
There is anchor ear 5, air outlet 6, a side external surface fixed company of the air outlet 6 close to smoke outlet 3 are provided at the inside center of exhaust fan 1
It is connected to inner sleeve 7, two side external surfaces of inner sleeve 7 are arranged with lantern ring 8, and both ends outer surface of the lantern ring 8 far from inner sleeve 7 is fixed to be connected
It is connected to connecting rod 9, connecting rod 9 is respectively arranged with the first spring 10 and second spring 11, flue far from one end outer surface of lantern ring 8
4 side external surface is fitted with convex block 12, and inner sleeve 7 is fixedly connected with filter screen 13 far from one end inner sidewall of air outlet 6, set
The junction of ring 8 and inner sleeve 7 is provided with fixing bolt 14, and one end outer surface of flue 4 offers the first groove 15, and first is recessed
The inner sidewall of slot 15 is fixedly connected with third spring 16, and third spring 16 is fixedly connected with limit far from a side external surface of flue 4
Position block 17, inner sidewall of the inner sleeve 7 close to the side of filter screen 13 offer the second groove 18.
The upper end outer surface of anchor ear 5 is provided with screw, and anchor ear 5 is fixedly connected by screw with exhaust fan 1, fixed plate 2
Upper surface and exhaust fan 1 bottom outer surface weld, and fixed plate 2 be hollow structure, anchor ear 5 and fixed plate 2 are conducive to
Enhance the stability of exhaust fan 1；
Air outlet 6, inner sleeve 7 one end outer surface carve and be equipped with screw thread, and air outlet 6, inner sleeve 7 are solid by screw thread
Fixed connection, air outlet 6 are vertically installed in the inside of smoke outlet 3, and the overall diameter interference of the interior diameter of air outlet 6 and inner sleeve 7
Cooperation, enables inner sleeve 7 closely to connect with air outlet 6, increases air-tightness.
First spring 10, one end of second spring 11 are fixedly connected with the upper end outer surface of convex block 12, and connecting rod 9 passes through
First spring 10, second spring 11 are fixedly connected with convex block 12, a side external surface of flue 4 and the lower end appearance face paste of convex block 12
It closes, and the interior aspect face of flue 4 is bonded with a side external surface of inner sleeve 7, passes through the first spring 10 and second spring 11
Deformation increases flue 4 so that flue 4, when connecting with inner sleeve 7, convex block 12 and a side external surface of flue 4 fit closely
Leakproofness；
Filter screen 13 is vertically installed in the inside of inner sleeve 7, and the interior diameter one of the width of filter screen 13 and inner sleeve 7
It causes, third spring 16 is vertically installed between the first groove 15 and limited block 17, and the gas that air outlet 6 is discharged carried out
Filter is conducive to retain the impurity of bulky grain, in cleaning, also need to only clear up filter screen 13, reduce workload；
The quantity of fixing bolt 14 is four groups, and lantern ring 8 is fixedly connected by fixing bolt 14 with inner sleeve 7, and first is recessed
Slot 15 is consistent with the shape size of the second groove 18, and the width of limited block 17 is less than the width of the second groove 18, for flue 4
It is defined with the link position of inner sleeve 7, is on the one hand conducive to reinforce sealing, on the other hand play work that is fixed and limiting
With；
Working principle: the utility model is the preferable exhaust fan flue of sealing performance, firstly, by being arranged in exhaust fan 1
The fixed plate 2 of bottom end fixes exhaust fan 1 steadily, then the air outlet 6 and 7 phase of inner sleeve of the inside setting of exhaust fan 1
Connection, so that the wind that exhaust fan 1 is blown out is discharged by inner sleeve 7, in addition, during flue 4 is connect with inner sleeve 7, cigarette
When road 4 is moved to the underface of convex block 12, the upper surface extrusion lug 12 of flue 4, so that being connected to the first of 9 one end of connecting rod
Elastic deformation occurs for spring 10, second spring 11, so that the position of convex block 12 changes, due to the elastic shape of spring
Become, so that convex block 12 and the upper surface of flue 4 fit closely, become closed environment, in addition, when flue 4 and inner sleeve 7
After fitting closely, the limited block 17 that the third spring 16 inside the first groove 15 is connected is by 7 outer surface of inner sleeve
When the second groove 18, third spring 16 extends so that limited block 17 is moved to inside the second groove 18, so that flue 4 and inner sleeve
7 position is fixed, and is on the one hand conducive to reinforce sealing, is on the other hand played the role of fixed and is limited, so that exhaust fan 1 goes out
The wind that air port 6 is discharged can smoothly be discharged from flue 4, and have good gas tightness, meanwhile, it is arranged in inner sleeve 7
The filter screen 13 of inner sidewall obstructs some large particulate matters in gas so that impurity is trapped on filter screen 13, for
When flue 4 is cleared up, filter screen 13 need to only be unloaded, reduce the workload of cleaning, meanwhile, flue is also avoided well
4 cloggings occurred because not clearing up for a long time, it is more practical.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of preferable exhaust fan flue of sealing performance, including exhaust fan (1) and flue (4), it is characterised in that: the exhausting
The bottom outer surface of machine (1) is welded with fixed plate (2), and one end outer surface of the exhaust fan (1) is equipped with smoke outlet (3), described
The surrounding outer surface of exhaust fan (1) is provided with anchor ear (5), is provided with air outlet (6) at the inside center of the exhaust fan (1),
A side external surface of the air outlet (6) close to smoke outlet (3) is fixedly connected with inner sleeve (7), the two sides of the inner sleeve (7)
Outer surface is arranged with lantern ring (8), and the lantern ring (8) is fixedly connected with connecting rod (9) far from the both ends outer surface of inner sleeve (7),
The connecting rod (9) is respectively arranged with the first spring (10) and second spring (11) far from one end outer surface of lantern ring (8), described
One side external surface of flue (4) is fitted with convex block (12), and the inner sleeve (7) is fixed far from one end inner sidewall of air outlet (6)
It is connected with filter screen (13), the junction of the lantern ring (8) and inner sleeve (7) is provided with fixing bolt (14), the flue (4)
One end outer surface offer the first groove (15), the inner sidewall of first groove (15) is fixedly connected with third spring
(16), the third spring (16) is fixedly connected with limited block (17), the inner sleeve far from a side external surface of flue (4)
(7) inner sidewall close to the side of filter screen (13) offers the second groove (18).
2. the preferable exhaust fan flue of a kind of sealing performance according to claim 1, it is characterised in that: the anchor ear (5)
Upper end outer surface be provided with screw, and anchor ear (5) is fixedly connected by screw with exhaust fan (1), the fixed plate (2) it is upper
The bottom outer surface of surface and exhaust fan (1) is welded, and fixed plate (2) is hollow structure.
3. the preferable exhaust fan flue of a kind of sealing performance according to claim 1, it is characterised in that: the air outlet
(6), one end outer surface of inner sleeve (7), which is carved, is equipped with screw thread, and air outlet (6), inner sleeve (7) are threadably secured connection,
The air outlet (6) is vertically installed in the inside of smoke outlet (3), and the overall diameter of the interior diameter of air outlet (6) and inner sleeve (7)
Interference fit.
4. the preferable exhaust fan flue of a kind of sealing performance according to claim 1, it is characterised in that: first spring
(10), one end of second spring (11) is fixedly connected with the upper end outer surface of convex block (12), and connecting rod (9) passes through the first spring
(10), second spring (11) is fixedly connected with convex block (12), a side external surface of the flue (4) and the lower end of convex block (12)
Outer surface fitting, and the interior aspect face of flue (4) is bonded with a side external surface of inner sleeve (7).
5. the preferable exhaust fan flue of a kind of sealing performance according to claim 1, it is characterised in that: the filter screen
(13) it is vertically installed in the inside of inner sleeve (7), and the width of filter screen (13) is consistent with the interior diameter of inner sleeve (7), it is described
Third spring (16) is vertically installed between the first groove (15) and limited block (17).
6. the preferable exhaust fan flue of a kind of sealing performance according to claim 1, it is characterised in that: the fixing bolt
(14) quantity is four groups, and lantern ring (8) is fixedly connected by fixing bolt (14) with inner sleeve (7), first groove
(15) consistent with the shape size of the second groove (18), and the width of limited block (17) is less than the width of the second groove (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820968630.1U CN208763986U (en) | 2018-06-22 | 2018-06-22 | A kind of preferable exhaust fan flue of sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820968630.1U CN208763986U (en) | 2018-06-22 | 2018-06-22 | A kind of preferable exhaust fan flue of sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208763986U true CN208763986U (en) | 2019-04-19 |
Family
ID=66127224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820968630.1U Active CN208763986U (en) | 2018-06-22 | 2018-06-22 | A kind of preferable exhaust fan flue of sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208763986U (en) |
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2018
- 2018-06-22 CN CN201820968630.1U patent/CN208763986U/en active Active
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