CN207146808U - The new special volume damper of chemical defence - Google Patents
The new special volume damper of chemical defence Download PDFInfo
- Publication number
- CN207146808U CN207146808U CN201721087868.5U CN201721087868U CN207146808U CN 207146808 U CN207146808 U CN 207146808U CN 201721087868 U CN201721087868 U CN 201721087868U CN 207146808 U CN207146808 U CN 207146808U
- Authority
- CN
- China
- Prior art keywords
- lower cover
- upper lid
- swivel plate
- volume damper
- chemical defence
- 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 - Fee Related
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Abstract
It the utility model is related to a kind of special volume damper of new chemical defence, including silencing means, upper lid, lower cover, swivel plate and multiple arcs valve block;Multiple arcs valve block is arranged between lid and lower cover, and swivel plate is arranged between lid and lower cover;One end of multiple arcs valve block is pivotally connected by a connecting rod and swivel plate respectively, and the other end is pivotally connected with lower cover;The upper lid side relative with lower cover is provided with ring wall, and a breach is provided with two ring walls, and the side of swivel plate is provided with operation handle, and operation handle passes through breach, positioned at the outside of upper lid and lower cover;The centre of upper lid, lower cover and swivel plate is provided with the through hole that supply stream passes through;Silencing means includes outer cylinder body, interior netted cylinder and silencing cotton, and silencing cotton is arranged between outer cylinder body and interior netted cylinder, and the internal diameter of interior netted cylinder is identical with the aperture of through hole.The special volume damper of new chemical defence can accurately adjust air quantity by said structure, reduce noise.
Description
Technical field
It the utility model is related to a kind of regulating valve, more particularly to a kind of special volume damper of new chemical defence.
Background technology
Volume damper is indispensable in industrial premises, the ventilation of civil buildings, air adjustment and air purification engineering
Tail end of central air conditioner accessory, be commonly used in air-conditioning, air system plumbing, for adjusting the air quantity of branch pipe, it can also be used to new
The mixing regulation of wind and return air.
Current volume damper is relatively simple, and regulation is inconvenient, and air quantity changes greatly during regulation, can not accomplish accurate
Adjust air quantity;Meanwhile the noise at existing volume damper is excessive, easily causes noise pollution.
It is therefore desirable to design a kind of special volume damper of new chemical defence, to overcome above mentioned problem.
Utility model content
The purpose of this utility model is the defect for overcoming prior art, there is provided one kind can accurately adjust air quantity, can drop
The special volume damper of new chemical defence of low noise.
What the utility model was realized in:
The utility model provides a kind of new special volume damper of chemical defence, including silencing means, upper lid, lower cover, rotation
Plate and multiple arcs valve block;
Multiple arc valve blocks are arranged between the upper lid and the lower cover, and the swivel plate is arranged at the upper lid
Between the lower cover;One end of multiple arc valve blocks is pivotally connected by a connecting rod and the swivel plate respectively, the other end with
The lower cover pivot joint;
The upper lid side relative with the lower cover is provided with ring wall, and one is provided with two ring walls and is lacked
Mouthful, the side of the swivel plate is provided with operation handle, and the operation handle pass through the breach, positioned at the upper lid with it is described
The outside of lower cover;
Wherein, the centre of the upper lid, the lower cover and the swivel plate is provided with the through hole that supply stream passes through;
The silencing means includes outer cylinder body, interior netted cylinder and silencing cotton, and the outer cylinder body is installed on the upper lid
On, the interior netted cylinder is arranged on the inside of the outer cylinder body, and the silencing cotton is arranged at the outer cylinder body and described interior netted
Between cylinder, the internal diameter of the interior netted cylinder is identical with the aperture of the through hole.
Further, multiple mounting holes, the peace that the outer cylinder body passes through bolt and the upper lid are provided with the upper lid
Dress hole is fixed.
Further, the arc valve block is in circular arc tabular, its inner side radian and the upper lid and the through hole of the lower cover
Periphery radian it is identical.
Further, multiple arc valve blocks are formed with equal angular successively folded array.
Further, the aperture of the through hole of the upper lid, the lower cover and the swivel plate is identical.
The utility model has the advantages that:
The special volume damper of new chemical defence can be revolved by setting swivel plate and multiple arcs valve block by controlling
The angle of flap, to change the angle of arc valve block, so as to change the big of the internal diameter for the ventilating opening that multiple arcs valve block is formed
It is small, make it according to demand, change the size of intake, easy to operate, adjustment is accurate;Meanwhile the special air quantity of new chemical defence
Regulating valve can eliminate substantial amounts of noise by its silencing cotton, reduce noise pollution by setting silencing means.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the special volume damper of new chemical defence that the utility model embodiment provides;
Fig. 2 is that the special volume damper of new chemical defence that the utility model embodiment provides is in original state in swivel plate
Structural representation;
Fig. 3 is that the special volume damper of new chemical defence that the utility model embodiment provides is in adjustment state in swivel plate
Structural representation;
Fig. 4 is the structural representation of the silencing means for the special volume damper of new chemical defence that the utility model embodiment provides
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the premise of creative work
Lower obtained all other embodiment, belong to the scope of the utility model protection.
As shown in Figure 1 to Figure 4, the utility model embodiment provides a kind of new special volume damper of chemical defence, including noise reduction dress
Put 8, upper lid 1, lower cover 2, swivel plate 3 and multiple arcs valve block 4.The upper lid 1 and the lower cover 2 mutually snap together.
The relative side of the upper lid 1 and the lower cover 2 is provided with ring wall 6, and a breach 7 is provided with two ring walls 6.Institute
The face of breach 7 of the breach 7 and the lower cover 2 of stating lid 1 is set, when the upper lid 1 and the fastening of the lower cover 2, two
Individual breach 7 forms a bigger breach 7 (can also be referred to as groove).
As shown in Figure 1 to Figure 4, multiple arc valve blocks 4 are arranged between the upper lid 1 and the lower cover 2, the arc valve
Piece 4 is in circular arc tabular, and its inner side radian is identical with the periphery radian of the upper lid 1 and the through hole of the lower cover 2.Multiple arcs
Shape valve block 4 is formed with equal angular successively folded array.The swivel plate 3 is arranged between the upper lid 1 and the lower cover 2,
The swivel plate 3 is in disk form, and the side of the swivel plate 3 is provided with operation handle 31, and the operation handle 31 is described in
Breach 7 (alleged groove), positioned at the outside of the upper lid 1 and the lower cover 2, the operation handle 31 can be by staff
Manipulation, is selected the swivel plate 3.
Such as Fig. 1 to Fig. 3, one end of multiple arc valve blocks 4 is pivotally connected by a connecting rod 41 and the swivel plate 3 respectively,
The other end is pivotally connected with the lower cover 2.The lower cover 2 is fixed, and the swivel plate 3 it can be rotated with manual control,
Rotated so that multiple arc valve blocks 4 are corresponding, and then change the angle of arc valve block 4, so as to change multiple arcs
The size of the internal diameter for the ventilating opening that valve block 4 is formed.
If Fig. 1 is to Fig. 3, wherein, the centre of the upper lid 1, the lower cover 2 and the swivel plate 3 is provided with supply
The through hole 5 that stream passes through, for passing through wind.Further, the upper lid 1, the lower cover 2 and the swivel plate 3 is logical
The aperture in hole 5 is identical.When the size that multiple arcs valve block 4 forms the internal diameter of ventilating opening changes, pass through the wind of above-mentioned through hole 5
Amount, which also corresponds to, to be changed, and staff only needs corresponding rotation operation handle 31, you can realize that air quantity is corresponding and adjust, adjustment can be with
Accomplish extremely accurate.
Such as Fig. 4, the silencing means 8 includes outer cylinder body 81, interior netted cylinder 82 and silencing cotton 83, the outer cylinder body 81
It is installed on the upper lid, the interior netted cylinder 82 is arranged at the inner side of outer cylinder body 81, and the silencing cotton 83 is arranged at institute
State between outer cylinder body 81 and the interior netted cylinder 82, the internal diameter of the interior netted cylinder 82 is identical with the aperture of the through hole 5.
By setting silencing cotton 83, can effectively be absorbed by acoustical cotton 83 by noise caused by wind herein, so as to greatly reduce
Noise pollution.Further, be provided with multiple mounting holes 11 on the upper lid 1, the outer cylinder body 81 by bolt 9 with it is described on
The mounting hole 11 of lid 1 is fixed.
In summary, the special volume damper of new chemical defence, can by setting swivel plate 3 and multiple arcs valve block 4
With the angle by controlling swivel plate 3, to change the angle of arc valve block 4, so as to change multiple arcs valve block 4 formed it is logical
The size of the internal diameter in air port, make it according to demand, change the size of intake, easy to operate, adjustment is accurate.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (5)
- A kind of 1. special volume damper of new chemical defence, it is characterised in that including silencing means, upper lid, lower cover, swivel plate and Multiple arcs valve block;Multiple arc valve blocks are arranged between the upper lid and the lower cover, and the swivel plate is arranged at the upper lid and institute State between lower cover;One end of multiple arc valve blocks is pivotally connected by a connecting rod and the swivel plate respectively, the other end with it is described Lower cover is pivotally connected;The upper lid side relative with the lower cover is provided with ring wall, and a breach, institute are provided with two ring walls The side for stating swivel plate is provided with operation handle, and the operation handle passes through the breach, positioned at the upper lid and the lower cover Outside;Wherein, the centre of the upper lid, the lower cover and the swivel plate is provided with the through hole that supply stream passes through;The silencing means includes outer cylinder body, interior netted cylinder and silencing cotton, and the outer cylinder body is installed on the upper lid, institute Interior netted cylinder is stated to be arranged on the inside of the outer cylinder body, the silencing cotton be arranged at the outer cylinder body and the interior netted cylinder it Between, the internal diameter of the interior netted cylinder is identical with the aperture of the through hole.
- 2. the new special volume damper of chemical defence as claimed in claim 1, it is characterised in that:It is provided with the upper lid multiple Mounting hole, the outer cylinder body are fixed by the mounting hole of bolt and the upper lid.
- 3. the new special volume damper of chemical defence as claimed in claim 1, it is characterised in that:The arc valve block is in arc plate Shape, its inner side radian are identical with the periphery radian of the upper lid and the through hole of the lower cover.
- 4. the new special volume damper of chemical defence as claimed in claim 1, it is characterised in that:Multiple arc valve blocks are with phase Formed with angle successively folded array.
- 5. the new special volume damper of chemical defence as claimed in claim 1, it is characterised in that:It is described it is upper lid, the lower cover with And the aperture of the through hole of the swivel plate is identical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721087868.5U CN207146808U (en) | 2017-08-29 | 2017-08-29 | The new special volume damper of chemical defence |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721087868.5U CN207146808U (en) | 2017-08-29 | 2017-08-29 | The new special volume damper of chemical defence |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207146808U true CN207146808U (en) | 2018-03-27 |
Family
ID=61668956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721087868.5U Expired - Fee Related CN207146808U (en) | 2017-08-29 | 2017-08-29 | The new special volume damper of chemical defence |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207146808U (en) |
-
2017
- 2017-08-29 CN CN201721087868.5U patent/CN207146808U/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: 20180327 Termination date: 20180829 |
|
CF01 | Termination of patent right due to non-payment of annual fee |