CN208918883U - Angle of fan leaves regulating device - Google Patents
Angle of fan leaves regulating device Download PDFInfo
- Publication number
- CN208918883U CN208918883U CN201821739416.5U CN201821739416U CN208918883U CN 208918883 U CN208918883 U CN 208918883U CN 201821739416 U CN201821739416 U CN 201821739416U CN 208918883 U CN208918883 U CN 208918883U
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- China
- Prior art keywords
- regulating device
- angle
- hole
- shell
- bevel gear
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Abstract
The utility model is suitable for negative-pressure air fan technical field, provide a kind of angle of fan leaves regulating device, including fan body, set casing and regulating device, the regulating device connects one end of the connection board by connector, and several blades are installed on the connecting plate, the set casing is equipped with through-hole, and the connector passes through the through-hole；The regulating device includes shell, rotating handles, bevel gear, locating part and drawstring, the rotating handles pass through shell and are fixedly connected with bevel gear side, the bevel gear other side passes through rotation axis connection shell, described connector one end is fixedly connected with connecting plate, the other end is fixedly connected with rotary shaft, described locating part one end is flexibly connected shell, and the other end is located in the gear space of bevel gear, and the drawstring passes through shell and is fixedly connected with locating part.Whereby, the utility model can be adjusted at any angle blade, can change the flow direction of air-flow, guarantee effective discharge of air-flow.
Description
Technical field
The utility model relates to negative-pressure air fan technical field more particularly to a kind of angle of fan leaves regulating devices.
Background technique
Negative-pressure air fan is using the cool principle of cross-ventilation, negative pressure ventilation, is a kind of opposite direction by infield --- it is big
Door or window suck fresh air naturally, force discharge outdoor rapidly indoor sultry gas, any improper ventilation problem
Improved machine, the ventilation effect that cools down is up to 90%-97%.It is primarily adapted for use in following range:
A, suitable for high temperature or have the workshop of peculiar smell: as heat treatment factory, Casting Factory, plastic molding and processing plant, aluminium section bar plant, one factory,
Leather goods factory, electroplate factory, printing and dyeing mill, various chemical plant.
B, it is suitable for labor-intensive enterprises: such as clothing factory, all kinds of assembly shops, Internet bar.
C, gardening greenhouse greenhouse is aeration-cooling, animal farm cooling.
D, the place of certain humidity is needed again especially suitable for needing to cool down.Such as cotton mill, woollen mill, jute mill, woven fabric
Factory, warp knitting factory, adds all kinds of textile mills such as bullet factory, knitting mill, silk mill, Socks Factory at chemical fibre factory.
E, it is suitable for warehouse logistics field.
As shown in figure 5, structure used by existing negative-pressure air fan is usually that several louvre blades are equipped on body,
The louvre blade is connected by connecting rod, and counterweight is equipped with below connecting rod, and counterweight passes through wind by connection axis connection louvre blade
Counterweight is blown in the rotation of machine blade, with rotation is realized under the blowing for focusing on fan blade, convenient for driving louvre blade to realize rotation, from
And louvre blade is opened, it is swapped convenient for gas.It is real under the action of torque spring with focusing on after fan blade stops rotating
It now resets, is resetted so that the louvre blade being attached thereto be driven to realize, however due to being equipped with counterweight on each negative-pressure air fan, right
When louvre blade drives, due to counterweight, can could realize to blow to counterweight when wind-force is stronger, while counterweight being installed, mention
High cost of manufacture, does not utilize medium-sized and small enterprises to use
In summary, the existing technology has inconveniences and defects in actual use, so it is necessary to be improved.
Utility model content
For above-mentioned defect, the purpose of this utility model is to provide a kind of angle of fan leaves regulating devices, can
To carry out the adjusting of unspecified angle to blade, guarantee effective discharge to air-flow.
To achieve the goals above, the utility model provides a kind of angle of fan leaves regulating device, including fan body,
Set casing and regulating device, the regulating device connects one end of the connection board by connector, and if being equipped on the connecting plate
Dry blade, the set casing is equipped with through-hole, and the connector passes through the through-hole；The regulating device include shell,
Rotating handles, bevel gear, locating part and drawstring, the rotating handles pass through shell and are fixedly connected with bevel gear side, the cone tooth
The other side is taken turns by rotation axis connection shell, described connector one end is fixedly connected with connecting plate, and the other end is fixedly connected with rotary shaft,
Described locating part one end is flexibly connected shell, and the other end is located in the gear space of bevel gear, and the drawstring is fixed across shell
Connect locating part.
Angle of fan leaves regulating device according to the present utility model, the through-hole include first through hole and the second through-hole,
And the first through hole and the second through-hole are located in same horizontal line.
Is equipped on angle of fan leaves regulating device according to the present utility model, the first through hole and the second through-hole
One pulley and second pulley, and limiting slot is equipped in the first pulley and second pulley.
Angle of fan leaves regulating device according to the present utility model, the upper part of the housing are equipped with support base, the support
Third pulley is installed on seat, and the third pulley is equipped with groove, the connector is wirerope, and be located at limiting slot and
In groove.
Angle of fan leaves regulating device according to the present utility model, the rotary shaft are equipped with anti-skid chequer.
Angle of fan leaves regulating device according to the present utility model, is equipped with torsion bullet between the bevel gear and shell
Spring.
Angle of fan leaves regulating device according to the present utility model, the locating part are equipped with radian, and the radian
Match with bevel gear gear space.
Angle of fan leaves regulating device according to the present utility model, the both ends of the blade are equipped with revolving part, and described
Revolving part passes through set casing, is separately connected blade and connecting plate.
The utility model provides a kind of angle of fan leaves regulating device, including fan body, set casing and adjusting dress
It sets, the regulating device connects one end of the connection board by connector, and several blades are equipped on the connecting plate, described solid
Shell is determined equipped with through-hole, and the connector passes through the through-hole, is adjusted by angle of the regulating device to blade, makes it
It can be realized and rotate at any angle, guarantee effective discharge to air-flow；The regulating device includes shell, rotating handles, cone
Gear, locating part and drawstring, the rotating handles pass through shell and are fixedly connected with bevel gear side, and the bevel gear other side passes through
Axis connection shell is rotated, described connector one end is fixedly connected with connecting plate, and the other end is fixedly connected with rotary shaft, the locating part one
End is flexibly connected shell, and the other end is located in the gear space of bevel gear, and the drawstring passes through shell and is fixedly connected with locating part, leads to
It crosses rotating handles the rotation of bevel gear is adjusted, so that its band follower link is realized movement, and then using connector to connection
Plate is pulled, and adjusts it effectively to blade angle.The utility model has the beneficial effects that can be carried out to blade any
The adjusting of angle, while the operating time is reduced, it improves work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram in the portion A in Fig. 1；
Fig. 3 is the subsequent partial structural diagram of the utility model；
Fig. 4 is the structural schematic diagram of bevel gear and locating part in the utility model；
Fig. 5 is the structural schematic diagram of the prior art；
1- set casing in the figure, 11- first through hole, the second through-hole of 12-, 2- regulating device, 21- shell, 22- rotate handle
Hand, 23- bevel gear, 24- locating part, 25- drawstring, 3- connecting plate, 4- connector, 51- first pulley, 52- second pulley, 53-
Third pulley, 6- counterweight, 7- shaft, 8- blade.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail, it should be understood that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1~2, the utility model provides a kind of angle of fan leaves regulating device, including fan body, fixation
Shell 1 and regulating device 2, the regulating device 2 connects 3 one end of connecting plate by connector 4, and is equipped on the connecting plate 3
Several blades 8, the set casing 1 is equipped with through-hole, and the connector 4 passes through the through-hole, by regulating device 2 to leaf
The angle of piece 8 is adjusted, and can realize and rotate at any angle, guarantees effective discharge to air-flow；The adjusting dress
Setting 2 includes shell 21, rotating handles 22, bevel gear 23, locating part 24 and drawstring 25, and the rotating handles 22 are solid across shell 21
Surely 23 side of bevel gear is connected, by rotation 21 body of axis connection shell, described 4 one end of connector is fixed for 23 other side of bevel gear
Connecting plate 3 is connected, the other end is fixedly connected with rotary shaft, and described 24 one end of locating part is flexibly connected shell 21, and the other end is located at cone
In the gear space of gear 23, the drawstring 25 passes through shell 21 and is fixedly connected with locating part 24, passes through 22 pairs of cone teeth of rotating handles
The rotation of wheel 23 is adjusted, and so that its band follower link 4 is realized movement, and then pull using connector 4 to connecting plate 3,
Adjust it effectively to 8 angle of blade.
Preferably, the through-hole of the utility model includes first through hole 11 and the second through-hole 12, and the first through hole 11
It is located in same horizontal line with the second through-hole 12, by the first through hole 11 and the second through-hole 12 in same horizontal line, to connection
Part 4 is effectively oriented to, and can effectively be adjusted to 3 position of connecting plate, guarantees that band movable vane piece 8 realizes rotation.
In addition, being equipped with first pulley 51 and second pulley on the first through hole 11 of the utility model and the second through-hole 12
52, and it is equipped with limiting slot in the first pulley 51 and second pulley 52, pass through 52 pairs of companies of first pulley 51 and second pulley
Fitting 4 is protected, and the sliding friction of connector 4 is made to be changed into rolling friction, reduces the degree of wear to connector 4, is extended
Its service life reduces replacement cost.
Further, 21 top of shell of the utility model is equipped with support base, is equipped with third pulley on the support base
53, and the third pulley 53 is equipped with groove, the connector 4 is wirerope, and is located in limiting slot and groove, and branch is passed through
Support seat is supported third pulley 53, makes limiting slot and the groove of second pulley 52 in the same horizontal line, guarantees wirerope
Stability in moving process, while can reduce the degree of wear of wirerope, reduce maintenance replacement cost.
Preferably, torque spring is installed between the bevel gear 23 and shell 21 of the utility model, passes through torque spring pair
The reset of bevel gear 23 provides auxiliary, and bevel gear 23 is made to can be realized active homing, guarantee stability in its course of work and
Accuracy.
The utility model is in implementation process: being adjusted by angle of the regulating device 2 to blade 8, achieves and incline
Tiltedly, convenient for effective discharge to air-flow.8 both ends of blade are equipped with revolving part, and the revolving part passes through set casing 1, connects respectively
Blade 8 and connecting plate 3 are connect, by moving up and down for connecting plate 3, revolving part and the blade 8 connecting with revolving part is driven to realize rotation
Turn, and then guarantees effective adjusting to 8 angle of blade.When the position to connecting plate 3 is adjusted, need to utilize regulating device
2.As shown in figs. 34, it is realized and is rotated with dynamic bevel gear 23 by rotating handles 22, bevel gear 23 drives rotation in rotary course
Shaft realizes rotation, since connector one end is fixed on the rotary shaft, will drive connector 4 along rotary shaft and realizes winding,
During the winding process, it since the other end of connector 4 is fixedly connected with 3 lower end of connecting plate, will drive under the realization of connecting plate 3
Drop, band movable vane piece 8 realizes rotation during decline.Rotary shaft is equipped with anti-skid chequer, be capable of increasing connector 4 and rotary shaft it
Between frictional force, guarantee connector 4 effective winding.Blade 8 rotates angle and is determined according to the moving distance of connector 4, mobile
Distance is longer, drives 3 dropping distance of connecting plate bigger, so that the angle for rotating blade 8 is bigger.
Locating part 24 is equipped with radian, and the radian matches with 23 gear space of bevel gear, in the rotation of bevel gear 23
Turn during, locating part 24 can be defined 23 direction of rotation of bevel gear, make it prevent from reversing, working principle it is similar with
Ratchet handle, can the moving distance to connector 4 effectively adjusted, thus guarantee 8 different angle of blade is adjusted.
When needing to fall blade 8 to fit on set casing 1, drawstring 25 only need to be pulled, makes bevel gear 23 in the effect of torque spring
Lower realization is reversed, and then blade 8 is made to realize reset under the effect of gravity, guarantees that blade 8 can be fitted in set casing 1
On, prevent dust from damaging to fan body.
In conclusion the utility model provides a kind of angle of fan leaves regulating device, including fan body, set casing
And regulating device, the regulating device connects one end of the connection board by connector, and several leaves are equipped on the connecting plate
Piece, the set casing is equipped with through-hole, and the connector passes through the through-hole, is carried out by angle of the regulating device to blade
It adjusts, can realize and rotate at any angle, guarantee effective discharge to air-flow；The regulating device includes shell, rotation
Handle hand, bevel gear, locating part and drawstring, the rotating handles pass through shell and are fixedly connected with bevel gear side, the bevel gear
The other side is fixedly connected with connecting plate by rotation axis connection shell, described connector one end, and the other end is fixedly connected with rotary shaft, institute
It states locating part one end and is flexibly connected shell, the other end is located in the gear space of bevel gear, and the drawstring passes through the fixed company of shell
Locating part is connect, the rotation of bevel gear is adjusted by rotating handles, so that its band follower link is realized movement, and then utilize company
Fitting pulls connecting plate, adjusts it effectively to blade angle.The utility model has the beneficial effects that can be to leaf
Piece is adjusted at any angle, while reducing the operating time, is improved work efficiency.
Certainly, the utility model can also have other various embodiments, without departing substantially from the spirit of the present invention and its essence
In the case of, those skilled in the art work as can make various corresponding changes and modifications, but these according to the utility model
Corresponding changes and modifications all should belong to the protection scope of the utility model the attached claims.
Claims (8)
1. a kind of angle of fan leaves regulating device, which is characterized in that described including fan body, set casing and regulating device
Regulating device connects one end of the connection board by connector, and several blades are equipped on the connecting plate, on the set casing
Equipped with through-hole, and the connector passes through the through-hole；
The regulating device includes shell, rotating handles, bevel gear, locating part and drawstring, and the rotating handles are solid across shell
Surely bevel gear side is connected, by rotation axis connection shell, described connector one end is fixedly connected with company for the bevel gear other side
Fishplate bar, the other end are fixedly connected with rotary shaft, and described locating part one end is flexibly connected shell, and the gear that the other end is located at bevel gear is empty
In, the drawstring passes through shell and is fixedly connected with locating part.
2. angle of fan leaves regulating device according to claim 1, which is characterized in that the through-hole includes first through hole
With the second through-hole, and the first through hole and the second through-hole are located in same horizontal line.
3. angle of fan leaves regulating device according to claim 2, which is characterized in that the first through hole and second is led to
First pulley and second pulley are installed on hole, and are equipped with limiting slot in the first pulley and second pulley.
4. angle of fan leaves regulating device according to claim 3, which is characterized in that the upper part of the housing is equipped with support
, third pulley being installed, and the third pulley is equipped with groove on the support base, the connector is wirerope, and
In limiting slot and groove.
5. angle of fan leaves regulating device according to claim 1, which is characterized in that the rotary shaft is equipped with anti-skidding
Line.
6. angle of fan leaves regulating device according to claim 1, which is characterized in that between the bevel gear and shell
Torque spring is installed.
7. angle of fan leaves regulating device according to claim 1, which is characterized in that the locating part is equipped with arc
Degree, and the radian matches with bevel gear gear space.
8. angle of fan leaves regulating device according to claim 1, which is characterized in that the both ends of the blade is equipped with rotation
Turn part, and the revolving part passes through set casing, is separately connected blade and connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821739416.5U CN208918883U (en) | 2018-10-24 | 2018-10-24 | Angle of fan leaves regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821739416.5U CN208918883U (en) | 2018-10-24 | 2018-10-24 | Angle of fan leaves regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208918883U true CN208918883U (en) | 2019-05-31 |
Family
ID=66710541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821739416.5U Expired - Fee Related CN208918883U (en) | 2018-10-24 | 2018-10-24 | Angle of fan leaves regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208918883U (en) |
-
2018
- 2018-10-24 CN CN201821739416.5U patent/CN208918883U/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: 20190531 Termination date: 20201024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |