CN203978871U - Adjustable shutter energy-saving ventilating fan - Google Patents
Adjustable shutter energy-saving ventilating fan Download PDFInfo
- Publication number
- CN203978871U CN203978871U CN201420327873.9U CN201420327873U CN203978871U CN 203978871 U CN203978871 U CN 203978871U CN 201420327873 U CN201420327873 U CN 201420327873U CN 203978871 U CN203978871 U CN 203978871U
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- wheel hub
- blade
- impeller unit
- clamping plate
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- 239000012634 fragment Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of adjustable shutter energy-saving ventilating fan, be provided with wheel hub at impeller unit center, the upper and lower surface of wheel hub is respectively provided with wheel hub clamping plate, impeller unit outer rim is distributed with some blades, blade tail end is provided with the two blade fixture blocks that distributed up and down, distribute up and down and form annular gap in edge between wheel hub clamping plate, two blade fixture blocks that blade pass is crossed tail end are fixed between the gap of the above-mentioned wheel hub clamping plate that distribute up and down, between the wheel hub clamping plate that distribute up and down and two blade fixture blocks distributing up and down, run through and attaching nut is fixedly connected with by screw rod, there is compared with prior art following major technique effect: 1, energy-conservation, can save energy about 8%-10% compared with before transformation, 2, using scope expands, and using scope is increased to 50%-100%, can make characteristic curve of fan displacement by adjusting vane established angle, to produce a series of operation point, adapts to various operating modes, 3, processing technology is simplified, and the blade of daily replacing and dismounting impeller is convenient.
Description
Technical field
The utility model relates to the technical field of ventilating and purifying air system peculiar to vessel blower fan, adjustable shutter energy-saving ventilating fan specifically, particularly its mechanical connecting structure.
Background technique
Documents, the patent No.: CN201220237842.5, the applying date: 2012.05.25, patentee: Dongying Sheng Meijing ingot metal Co., Ltd, this case discloses " a kind of New Marine blower fan ", and it is mainly made up of motor, air duct, blade and wheel hub, motor and air duct are fastenedly connected, and motor adopts half external structure, blade and wheel hub composition impeller, the output shaft of motor connects impeller, drive blade rotary, be provided with protective net in air duct inner side.
Before improving, draught fan impeller is to be integrated by wheel hub and blade, in use blade is unadjustable, thereby the serviceability limitation of blower fan is restricted, and fan blade is non-exchange, and impeller unit overall weight is larger, cause blower fan in use to consume energy seriously.
Summary of the invention
The purpose of this utility model is to provide a kind of adjustable shutter energy-saving ventilating fan, and it adopts adjustable blade structure, has effectively strengthened applicability and the practicability of blower fan, and energy-saving effect is remarkable.
To achieve these goals, the technical solution of the utility model is: adjustable shutter energy-saving ventilating fan, it comprises casing, in casing, be provided with a motor, this motor is fixedly connected with casing inner wall by stator blade spike, impeller unit is installed on the main shaft of motor, it is characterized in that: the distance of described impeller unit and motor is that the gap adjustment block by being arranged on main shaft regulates, this gap adjustment block is arranged on the main shaft between motor and impeller unit, between impeller unit and the main shaft of motor, interfix by key, be provided with wheel hub at impeller unit center, the upper and lower surface of wheel hub is respectively provided with wheel hub clamping plate, impeller unit outer rim is distributed with some blades, blade tail end is provided with the two blade fixture blocks that distributed up and down, distribute up and down and form annular gap in edge between wheel hub clamping plate, two blade fixture blocks that blade pass is crossed tail end are fixed between the gap of the above-mentioned wheel hub clamping plate that distribute up and down, between the wheel hub clamping plate that distribute up and down and two blade fixture blocks distributing up and down, run through and attaching nut is fixedly connected with by screw rod, the centre bit of wheel hub is equiped with tapered hub, the interior mantle cavity place of this tapered hub is provided with the keyway coordinating with above-mentioned key.
The utility model discloses adjustable shutter energy-saving ventilating fan, there is compared with prior art following major technique effect: 1, energy-conservation, can save energy about 8%-10% compared with before transformation; 2, using scope expands, and using scope is increased to 50%-100%, can make characteristic curve of fan displacement by adjusting vane established angle, to produce a series of operation point, adapts to various operating modes; 3, processing technology is simplified, and the blade of daily replacing and dismounting impeller is efficiently convenient, for ease of maintenaince and maintenance; 4, few with material, can reduce the materials amount of integral wheel, 5: quality is light, impeller single unit system quality alleviates 50% left and right.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of this new product.
Fig. 2 is the plan view of impeller unit in new product.
Fig. 3 is the plan view of Fig. 2.
Fig. 4 is the A-A sectional view of Fig. 2.
Fig. 5: be blade structure schematic diagram.
Embodiment
With reference to the accompanying drawings, the utility model is further described.
Wherein:
1, casing;
2, motor;
3, stator blade spike;
4, gap adjustment block;
5, key;
6, impeller unit;
7, air guide sleeve;
8, wheel hub clamping plate;
9, blade;
10, shell fragment;
11, screw rod;
12, blade fixture block;
13, wheel hub;
14, tapered hub;
15, lamellar body;
16, attachment post;
17, annular slot.
The utility model is a kind of adjustable shutter energy-saving ventilating fan, it comprises casing 1, in casing 1, be provided with a motor 2, this motor 2 is fixedly connected with casing 1 inwall by stator blade spike 3, impeller unit 6 is installed on the main shaft of motor 2, it is characterized in that: the distance of described impeller unit 6 and motor 2 is that the gap adjustment block 4 by being arranged on main shaft regulates, this gap adjustment block 4 is arranged on the main shaft between motor 2 and impeller unit 6, between the main shaft of impeller unit 6 and motor 2, interfix by key 5, be provided with wheel hub 13 at impeller unit 6 centers, the upper and lower surface of wheel hub 13 is respectively provided with wheel hub clamping plate 8, impeller unit 6 outer rims are distributed with some blades 9, blade 9 tail ends are provided with the two blade fixture blocks 12 that distributed up and down, distribute up and down and form annular gap in edge between wheel hub clamping plate 8, blade 9 is fixed between the gap of the above-mentioned wheel hub clamping plate 8 that distribute up and down by two blade fixture blocks 12 of tail end, between the wheel hub clamping plate 8 that distribute up and down and two blade fixture blocks 12 distributing up and down, run through and attaching nut is fixedly connected with by screw rod 11, impeller unit 6 can carry out by turning the nut of screw rod 11 angle adjustment or the replacing of blade 9, the centre bit of wheel hub 13 is equiped with tapered hub 14, the interior mantle cavity place of this tapered hub 14 is provided with the keyway coordinating with above-mentioned key 5.
In the specific implementation, the upper and lower surface of described impeller unit 6 is equipped with air guide sleeve 7, and this air guide sleeve 7 is connected with impeller unit 6 by shell fragment 10, prevents the vibration of air guide sleeve 7 with shell fragment 10.
In the specific implementation, described blade 9 is made up of with the attachment post 16 of tail end the lamellar body 15 of front end, attachment post 16 surfaces offer and the annular slot 17 that coordinates of two blade fixture blocks 12 distributing up and down, and blade fixture block 12 places offer semicircle breach, for 17 of the annular slots of the post 16 that is connected.
This new product is a visual plant in ventilating and purifying air system peculiar to vessel, its effect is carry and purify air, for system provides required air quantity, and overcome the drag losses that air produces in the time of system flow, relate in particular to except mixed gases or the steam such as boats and ships Shang You Lun ﹑ Huo Lun ﹑ Beng Lun ﹑ japanning room, be also applicable to the place such as ventilation in other cabin of boats and ships.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that the concrete enforcement of the utility model is confined to above-mentioned these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (3)
1. adjustable shutter energy-saving ventilating fan, it comprises casing (1), in casing (1), be provided with a motor (2), this motor (2) is fixedly connected with casing (1) inwall by stator blade spike (3), impeller unit (6) is installed on the main shaft of motor (2), it is characterized in that: described impeller unit (6) is by being arranged on gap adjustment block (4) adjusting on main shaft with the distance of motor (2), this gap adjustment block (4) is arranged on the main shaft between motor (2) and impeller unit (6), between the main shaft of impeller unit (6) and motor (2), interfix by key (5), be provided with wheel hub (13) at impeller unit (6) center, the upper and lower surface of wheel hub (13) is respectively provided with wheel hub clamping plate (8), impeller unit (6) outer rim is distributed with some blades (9), blade (9) tail end is provided with the two blade fixture blocks (12) that distributed up and down, distribute up and down and form annular gap in edge between wheel hub clamping plate (8), blade (9) is fixed between the gap of above-mentioned wheel hub clamping plate (8) that distribute up and down by two blade fixture blocks (12) of tail end, between two blade fixture blocks (12) of the wheel hub clamping plate (8) that distribute up and down and distribution up and down, run through and attaching nut is fixedly connected with by screw rod (11), the centre bit of wheel hub (13) is equiped with tapered hub (14), the interior mantle cavity place of this tapered hub (14) is provided with the keyway coordinating with above-mentioned key (5).
2. adjustable shutter energy-saving ventilating fan according to claim 1, is characterized in that: the upper and lower surface of described impeller unit (6) is equipped with air guide sleeve (7), and this air guide sleeve (7) is connected with impeller unit (6) by shell fragment (10).
3. adjustable shutter energy-saving ventilating fan according to claim 1, it is characterized in that: described blade (9) is made up of the lamellar body (15) of front end and the attachment post (16) of tail end, attachment post (16) surface offers the annular slot (17) coordinating with the two blade fixture blocks (12) that distribute up and down, blade fixture block (12) locates to offer semicircle breach, for annular slot (17) portion of the post that is connected (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327873.9U CN203978871U (en) | 2014-06-19 | 2014-06-19 | Adjustable shutter energy-saving ventilating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327873.9U CN203978871U (en) | 2014-06-19 | 2014-06-19 | Adjustable shutter energy-saving ventilating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978871U true CN203978871U (en) | 2014-12-03 |
Family
ID=51976323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420327873.9U Expired - Lifetime CN203978871U (en) | 2014-06-19 | 2014-06-19 | Adjustable shutter energy-saving ventilating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889089A (en) * | 2016-04-11 | 2016-08-24 | 南通市宏大风机有限公司 | Axial-flow type high-speed wire cooling fan |
-
2014
- 2014-06-19 CN CN201420327873.9U patent/CN203978871U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889089A (en) * | 2016-04-11 | 2016-08-24 | 南通市宏大风机有限公司 | Axial-flow type high-speed wire cooling fan |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |