CN2861848Y - Blast regulator - Google Patents
Blast regulator Download PDFInfo
- Publication number
- CN2861848Y CN2861848Y CN 200520047447 CN200520047447U CN2861848Y CN 2861848 Y CN2861848 Y CN 2861848Y CN 200520047447 CN200520047447 CN 200520047447 CN 200520047447 U CN200520047447 U CN 200520047447U CN 2861848 Y CN2861848 Y CN 2861848Y
- Authority
- CN
- China
- Prior art keywords
- valve block
- baffle plate
- blast regulator
- regulating valve
- resetting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to an air flow regulator applicable to air-conditioning and ventilation equipment, comprising a regulating valve plate in an air pipe and a baffle restricting the opening of the regulating valve plate, the regulating valve plate is arranged on a shaft arranged vertical to air flow direction, the regulating valve plate swings from the open position to the closed position reverse to the reset force generated by a reset member under the action of air flow, in case air flow is reduced, the regulating valve plate swings back to open position through reset force, baffle position relative to the shaft may change, and may be positioned through a fixing device; reset member is connected with baffle, ensuring that the attributes of the spring basically remain constant when relative position of the baffle changes. Through connecting baffle and reset structure, the required attributes of the spring may remain almost constant when the position of baffle relative to the shaft changes, in this way, air flow in open state may be changed easily, separate matching and adjustment is not required.
Description
Technical field
The utility model relates to a kind of blast regulator that is applicable to air-conditioning and ventilation equipment.
Background technology
This type of blast regulator that various different structures are arranged at present in actual use.By the valve block torque of air-flow decision and the mutual compensation balance of reset force that the resetting-mechanism that is made of spring usually produces, make these blast regulators to work automatically by mechanical type.When the air-flow situation changed, the swing position of regulating valve block also can correspondingly change, and so just can regulate the air quantity in the airduct automatically.
If change the air quantity that flows through when valve block is positioned at the enable possition when regulating, the baffle plate displacement of restriction valve block aperture could must be changed the flow cross of air-flow when the valve block opening like this.And be complementary for the position with baffle plate changes, next step then must be adjusted the reset force that is produced by resetting-mechanism.
Summary of the invention
Technical problem to be solved in the utility model is, releases a kind of like this blast regulator, and promptly when baffle position changed, the reset force that is produced by resetting-mechanism almost remained unchanged, and need not this is carried out independent coupling adjustment.
The scheme of the utility model technical solution problem is as follows: a kind of blast regulator that is applicable to air-conditioning and ventilation equipment, comprise the adjusting valve block that is positioned at airduct and limit the baffle plate of regulating the valve block aperture, described adjusting valve block is placed on the axle perpendicular to the airflow direction installation, can swing, regulating valve block can swing to the closed position from the enable possition against a reset force that is produced by resetting-mechanism under the air-flow effect, under the situation that air quantity reduces, pass through reset force again towards the enable possition backswing, in order to change the air quantity that passes through when valve block is in the enable possition regulating, described baffle plate can change with respect to the position of axle, and by a fixture location; Resetting-mechanism and baffle plate link together, and guarantee that spring performance remains unchanged substantially when the baffle plate relative position changes.By connecting baffle plate and resetting structure, desired spring performance when changing with respect to the position of axle, baffle plate is almost remained unchanged, so just can change the air quantity that flows through under the opening at an easy rate.Blast regulator can be circular or square.It also can be made by different materials, as metal or plastics.Certainly also can all be made of plastics fully.
Baffle plate can rotate flexibly around a rotating shaft, and this rotating shaft preferably is positioned at the swinging axle of regulating valve block.Certainly rotating shaft also can leave certain distance with swinging axle fully, and this distance will guarantee spring performance is not produced big influence.Described baffle plate can be for example flat structure, is placed in the airduct.
For fixed dam, can screw in the screw thread of screw in the rotating shaft one end setting that penetrates airduct.The screw of only need outwarding winding when needing just can change the relative position of baffle plate, thus and the air quantity that flows through under the change opening.
The baffle plate of another kind of version can be an inserted sheet that can insert the airduct side guide.Only needing when changing the position of inserted sheet that it is pushed adjacent airduct side rails gets final product.In order to guarantee constant substantially spring performance, the guide rail of airduct side is aimed at the swinging axle of regulating valve block.
As resetting-mechanism can be a spring leaf, one end and baffle plate, the other end and regulate the valve block synergy.Also can consider to use other types of springs, as multilayer spring or spring plate group.Thereby can strengthen or weaken its reset force by the quantity that changes spring leaf for spring plate group.
Spring leaf preferably is fixed on a side of regulating valve block on the baffle plate dorsad.Fixed form can be selected for example bolted, bonding or grafting.The fixed form of pegging graft can accomplish can unclamp at an easy rate when for example will changing spring leaf.
Also can be with a tension spring as resetting-mechanism, one end and baffle plate, the other end and adjusting valve block synergy.Can certainly use other types of springs, for example helical spring, torsion spring or torsionspring.When using tension spring, spring action on baffle plate towards a side of regulating valve block.When regulating valve block when swing the closed position, tension spring is stretched, and the reset force that acts on like this on the valve block is just strengthened along with its deflection.
If resetting-mechanism need be arranged on the airduct outside in order for example to want easy to maintenance, the mode of a transmission will be arranged between resetting-mechanism and adjusting valve block so at least.Resetting-mechanism and baffle plate link together, and guarantee that spring performance remains unchanged substantially when the baffle plate relative position changes.Can adopt end to be the transmission device of the axle extension conduct of passing airduct of lever-like to valve block, resetting-mechanism acts on this lever.If baffle plate is positioned at outside the effective range of regulating valve block, then baffle plate is placed in the airduct outside, accomplishes can limit the aperture of valve block and be connected with resetting-mechanism.Promptly be positioned at airduct when inner in baffle plate is installed in the effective range of valve block, baffle plate links to each other with resetting-mechanism by a device that stretches out wind pipe wall.
At the leeward side of regulating valve block an air bag fixed-site and that link to each other with valve block can be installed, the junction of air bag and valve block is an air admission hole, particularly an inlet suction port facing to airflow direction.An air bag has like this been avoided by the swing rapidly unexpected and valve block that short time air quantity fluctuation causes.Air bag has played damping action to the swing of valve block, because entered air bag by air admission hole before this at the pass of valve block closed procedure hollow gas, and flows out from air bag when valve block reopens again.Air bag preferably is installed in the place that certain distance is arranged with valve shaft, because just only need bear less power at long arm of force lower gasbag like this.Air bag can be fixed on the baffle plate.Certainly also can use other damping unit fully, as the piston type damper.
Advantage on version of the utility model is that this blast regulator is plug-type.It can insert existing airduct very simply, and need not airduct is done change on any constructing structure.This advantage is embodied in especially in the transformation project that has air-conditioning equipment now.In addition, its location of regulating valve block can change arbitrarily.
Like this blast regulator the outside to be with sealing at least, around a circle sealing ring preferably, its seal lip is facing to the direction of air-flow.
Blast regulator can be with at least one fixture, is used for shell is fixed in the airduct.Fixture can be a buckle.The advantage of such version is to need not airduct itself is done change when assembling, and blast regulator can be packed into or disassemble easily in addition, and without any need for instrument.
Description of drawings
Fig. 1 is the utility model blast regulator of cutting open, and its baffle plate is positioned at the position of setting for big air quantity;
Fig. 2 is the utility model blast regulator of cutting open, and its baffle plate is positioned at the position of setting for little air quantity;
Fig. 3 is the blast regulator of cutting open, and resetting-mechanism is positioned at the blast regulator outside,
Fig. 4 is the front view of blast regulator shown in Figure 3;
Fig. 5 is the another kind of topology example of the utility model blast regulator.
The specific embodiment
Further specify the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of blast regulator that is applicable to air-conditioning and ventilation equipment of the utility model, comprise the adjusting valve block 4 that is positioned at airduct 1 and limit the baffle plate 7 of regulating valve block 4 apertures, described adjusting valve block 4 is placed on the axle 3 perpendicular to airflow direction 2 installations, regulating valve block 4 can swing to the closed position from the enable possition against a reset force that is produced by resetting-mechanism 5 under the air-flow effect, under the situation that air quantity reduces, pass through reset force again towards the enable possition backswing, in order to change the air quantity that passes through when valve block 4 is in the enable possition regulating, described baffle plate 7 can change with respect to the position of axle 3, and by a fixture location; Resetting-mechanism 5 and baffle plate 7 link together, and guarantee that spring performance remains unchanged substantially when baffle plate 7 relative positions change.
In Fig. 1, regulate valve block 4 and be in the enable possition, in Fig. 2 to Fig. 5 then near the closed position.Reset force is produced by a resetting-mechanism 5, represents with spring 6 in the topology example shown in Fig. 1～5.Form at Fig. 1 to Fig. 4 medi-spring 6 is a spring leaf.Resetting-mechanism 5 is positioned at blast regulator inside in the structure shown in Fig. 1,2,5, and is mounted in airduct 1 outside in Fig. 3 and 4.
Shown in Fig. 1～5, there is one to be used for limiting the baffle plate 7 of regulating valve block 4 apertures at the leeward side of regulating valve block 4.Baffle plate 7 can rotate around a rotating shaft 8 in the topology example shown in the figure, between the swinging axle 9 of rotating shaft 8 and adjusting valve block 4 very little spacing is arranged, and roughly is positioned at the center in airduct 1 cross section.
Because distance is very little between rotating shaft 8 and the swinging axle 9, when the relative position of baffle plate 7 changed by rotation, the spring performance that is fixed in the spring leaf of baffle plate 7 leeward sides in Fig. 1 to 4 only can produce inappreciable variation like this.Certainly regulate the swinging axle 9 of valve block 4 and the rotating shaft 8 of baffle plate 7 and also can coincide together fully, spring performance can almost remain unchanged when the relative position of baffle plate 7 changes like this.
In the topology example shown in Fig. 1 to 4, an end of spring leaf is fixed on the baffle plate 7 and the relative end of baffle plate 7 rotating shafts 8 by a clip 10.Other fixed form as bolted, also is fully passable.
For the position of fixed dam 7, can screw in the screw thread of screw in the rotating shaft 8 one end settings that penetrate airduct 1.The screw of only need outwarding winding when need the relative position of change baffle plate 7 future is just passable.Also can use other fixture.
For damping action is played in caused valve block 4 swings of fluctuating owing to unexpected air quantity in the airduct 1, shown in Fig. 1 to 4, an air bag 11 has been installed at the leeward side of regulating valve block 4, air bag 11 is fixed on the baffle plate 7.The air admission hole that does not show on the figure is being arranged on the air bag 11, and air admission hole is positioned at regulates the zone of valve block 4 facing to air-flow one side.
Version as shown in Figure 4, resetting-mechanism 5 is positioned at the outside of blast regulator.Therefore the axle 3 of regulating valve block 4 will pass airduct 1 wall, and its end is the shape of lever arm 12, as transmission device.Because baffle plate 7 is positioned at the inside of airduct 1, so its rotating shaft 8 also is to pass airduct 1 wall, and end is lever 13 shapes, and has a bearing-surface 14, and spring leaf 6 links to each other with bearing-surface 14.
Version as shown in Figure 5, with a tension spring as resetting-mechanism 5, one end and regulate the leeward side of valve block 4, the other end links to each other with the windward side of baffle plate 7.Can certainly use other types of springs.
Claims (9)
1. blast regulator that is applicable to air-conditioning and ventilation equipment, comprise the adjusting valve block (4) that is positioned at airduct (1) and limit the baffle plate (7) of regulating valve block (4) aperture, described adjusting valve block (4) is placed on the axle (3) perpendicular to airflow direction (2) installation, regulating valve block (4) swings to the closed position from the enable possition against a reset force that is produced by resetting-mechanism (5) under the air-flow effect, under the situation that air quantity reduces, pass through reset force again towards the enable possition backswing, it is characterized in that: described baffle plate (7) can change with respect to the position of axle (3), and by a fixture location; Resetting-mechanism (5) and baffle plate (7) link together, and guarantee baffle plate (7) when relative position changes spring performance remain unchanged substantially.
2. blast regulator according to claim 1 is characterized in that: baffle plate (7) rotates flexibly around a rotating shaft (8), and this rotating shaft (8) is positioned at the swinging axle (9) of regulating valve block (4).
3. blast regulator according to claim 1 is characterized in that: baffle plate (7) is an inserted sheet that inserts the airduct side guide.
4. according to each described blast regulator of claim 1 to 3, it is characterized in that: described resetting-mechanism (5) is a spring leaf, one end and baffle plate (7), the other end and adjusting valve block (4) synergy.
5. blast regulator according to claim 4 is characterized in that: spring leaf is fixed on the baffle plate (7), and is fixed on a side of regulating valve block (4) on the baffle plate (7) dorsad.
6. according to each described blast regulator of claim 1 to 3, it is characterized in that: described resetting-mechanism (5) is a tension spring, one end and baffle plate (7), the other end and adjusting valve block (4) synergy.
7. according to each described blast regulator of claim 1 to 3, it is characterized in that: resetting-mechanism (5) is arranged on airduct (1) outside, and the device of a transmission is set between resetting-mechanism (5) and adjusting valve block (4) at least.
8. according to each described blast regulator of claim 1 to 3, it is characterized in that: air bag (a 11) fixed-site and that link to each other with valve block (4) is installed at the leeward side of regulating valve block (4), the junction of air bag (11) and valve block (4) is an air admission hole, particularly an inlet suction port facing to airflow direction.
9. according to each described blast regulator of claim 1 to 3, it is characterized in that: this blast regulator is plug-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520047447 CN2861848Y (en) | 2005-12-13 | 2005-12-13 | Blast regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520047447 CN2861848Y (en) | 2005-12-13 | 2005-12-13 | Blast regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2861848Y true CN2861848Y (en) | 2007-01-24 |
Family
ID=37659479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520047447 Expired - Lifetime CN2861848Y (en) | 2005-12-13 | 2005-12-13 | Blast regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2861848Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161982A (en) * | 2013-03-28 | 2013-06-19 | 上海理工大学 | Air valve device |
| CN103988028B (en) * | 2011-11-23 | 2017-03-08 | 阿尔德斯·阿罗利奎公司 | Adjust the device of air channel air-flow velocity |
| CN109984676A (en) * | 2019-04-28 | 2019-07-09 | 小狗电器互联网科技（北京）股份有限公司 | A kind of adjustable straight tube of suction and straight tube suction adjusting method, dust catcher |
| CN111006349A (en) * | 2018-10-06 | 2020-04-14 | 江苏乾诚环境科技有限公司 | Pipeline capable of automatically adjusting air pressure |
-
2005
- 2005-12-13 CN CN 200520047447 patent/CN2861848Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103988028B (en) * | 2011-11-23 | 2017-03-08 | 阿尔德斯·阿罗利奎公司 | Adjust the device of air channel air-flow velocity |
| CN103161982A (en) * | 2013-03-28 | 2013-06-19 | 上海理工大学 | Air valve device |
| CN103161982B (en) * | 2013-03-28 | 2014-09-17 | 上海理工大学 | Air valve device |
| CN111006349A (en) * | 2018-10-06 | 2020-04-14 | 江苏乾诚环境科技有限公司 | Pipeline capable of automatically adjusting air pressure |
| CN109984676A (en) * | 2019-04-28 | 2019-07-09 | 小狗电器互联网科技（北京）股份有限公司 | A kind of adjustable straight tube of suction and straight tube suction adjusting method, dust catcher |
| CN109984676B (en) * | 2019-04-28 | 2024-01-26 | 北京小狗吸尘器集团股份有限公司 | Straight pipe with adjustable suction force, straight pipe suction force adjusting method and dust collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070124 |
|
| EXPY | Termination of patent right or utility model |