CN208236754U - A kind of noise reducing type blast cap with uniform flow-guiding structure - Google Patents
A kind of noise reducing type blast cap with uniform flow-guiding structure Download PDFInfo
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- CN208236754U CN208236754U CN201820805417.9U CN201820805417U CN208236754U CN 208236754 U CN208236754 U CN 208236754U CN 201820805417 U CN201820805417 U CN 201820805417U CN 208236754 U CN208236754 U CN 208236754U
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- cap
- baffle
- cap body
- noise reducing
- reducing type
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Abstract
The utility model discloses a kind of noise reducing type blast caps with uniform flow-guiding structure, the noise reducing type blast cap includes cap body and cap, the cap lid is located above cap body, the cap body is integrally in down prismatic table shape, the opening of the cap body bottom is air inlet, air outlet is offered on the surrounding side wall of the cap body, air deflector is installed inside the cap body, soundproof plate is provided on the outside of the air outlet, the soundproof plate two sides are connect by connecting plate with cap body, have drainage channel between the soundproof plate and cap body side wall.The utility model proposes noise reducing type blast cap, it is internally provided with the double-deck tetragonous bench-type air deflector, water conservancy diversion is uniform, diversion effect is fabulous, cap body surrounding is provided with discharge structure, with preferable waterproof performance, the setting of sound insulation by filling material and the soundproof plate of side can carry out sound-absorbing to the noise generated during air draft in the cap of blast cap, and noise pollution can be effectively reduced.
Description
Technical field
The utility model relates to blower blast cap technical fields, and in particular to a kind of noise reducing type with uniform flow-guiding structure
Blast cap.
Background technique
Ventilating system is to control the propagation and harm of air pollutants by the means such as ventilation dilution or ventilation exclusion, real
A whole set of device of existing indoor and outdoor air environmental quality guarantee, generally comprises including air inlet, exhaust outlet, ventilation shaft, ventilation
Machine, control system and other auxiliary devices.In existing ventilating system, blast cap can be set at the air outlet of ventilation blower, pass through wind
Wind is guided to outside by cap, and existing blast cap is usually circle umbrella, and there are following technical problems: structure is single, and shortage is uniformly led
Flow structure causes air-flow uneven, and diversion effect is bad；Do not have effective discharge structure, rainwater can be below blast cap edge
Into ventilation blower, to influence the normal operation of ventilation blower, or even ventilation blower is caused to damage；It is set simultaneously without corresponding sound insulation
Meter, has that air draft noise is larger, impacts to the normal work and life in neighbouring living area or workspace.
The utility model proposes a kind of noise reducing type blast caps with uniform flow-guiding structure, are internally provided with the double-deck truncated rectangular pyramids
Type air deflector, water conservancy diversion is uniform, and diversion effect is fabulous, and cap body surrounding is provided with discharge structure, has preferable waterproof performance, blast cap
Cap in the setting of sound insulation by filling material and the soundproof plate of side can carry out sound-absorbing, energy to the noise generated during air draft
Noise pollution is effectively reduced.
Utility model content
It is existing to solve the purpose of this utility model is to provide a kind of noise reducing type blast cap with uniform flow-guiding structure
Blower is poor with blast cap diversion effect, operating noise is big, cannot effectively arrange the problem of rain.
To achieve the above object, the technical solution of the utility model are as follows: the noise reducing type blast cap includes cap body and cap, institute
It states cap lid to be located above cap body, the cap body is integrally in down prismatic table shape, and the opening of the cap body bottom is air inlet, the cap
Air outlet is offered on the surrounding side wall of body, and air deflector is installed inside the cap body, is provided on the outside of the air outlet
Soundproof plate, the soundproof plate two sides are connect by connecting plate with cap body, and it is logical to have draining between the soundproof plate and cap body side wall
Road.
Preferably, the cap includes upper cover body and lower cover, and the upper cover body is in pyramid, and the lower cover is in chamfered edge
Taper, the upper cover body lid are located above lower cover, and enclosure space, the lower cover are formed between the upper cover body and lower cover
Opening above cap body is set.
Preferably, acoustic material is filled in the enclosure space between the upper cover body and lower cover.
Preferably, the air deflector includes the first baffle and the second baffle, first baffle and the second water conservancy diversion
Body structure is similar and the surface of the first baffle, second water conservancy diversion is arranged in prismatic table shape, second baffle
Body upper opening area is led less than the first baffle upper opening area, the second baffle bottom opening area less than first
Fluid bottom opening area, first baffle and the second baffle surface quadrangle pass through connector and the fixed company of cap body
It connects.
Preferably, it is fixed between first baffle and the second baffle by four groups of fixed plates, in the fixed plate
End be fixedly connected with the side wall of the second baffle, the fixed plate extend obliquely downward after the first water conservancy diversion body sidewall with cap body
Sidewall weld.
Preferably, acoustic material is filled in the soundproof plate.
Preferably, the acoustic material includes centrifugally glass-wool.
Preferably, shutter is installed on the air outlet.
Preferably, upper cover body surface quadrangle is equipped with hoisting ring.
The utility model has the advantages that
The utility model proposes a kind of noise reducing type blast cap with uniform flow-guiding structure, be internally provided with the double-deck truncated rectangular pyramids
Type air deflector, water conservancy diversion is uniform, and diversion effect is fabulous, and cap body surrounding outer wall is provided with discharge structure, can effectively be guided to rainwater
Outside blast cap, prevent rainwater from entering inside cap body, influence the normal operation of blower, in the cap of blast cap sound insulation by filling material and
The setting of the soundproof plate of side can carry out sound-absorbing to the noise generated during air draft, and noise pollution can be effectively reduced.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of noise reducing type blast cap with uniform flow-guiding structure of the utility model.
Fig. 2 is a kind of perspective view of the explosion of noise reducing type blast cap with uniform flow-guiding structure of the utility model.
Fig. 3 is a kind of structural schematic diagram of noise reducing type blast cap cap body with uniform flow-guiding structure of the utility model.
Fig. 4 is a kind of structural schematic diagram of noise reducing type blast cap soundproof plate with uniform flow-guiding structure of the utility model.
Fig. 5 is a kind of structural schematic diagram of noise reducing type blast cap air deflector with uniform flow-guiding structure of the utility model.
Fig. 6 is a kind of structure of another angle of noise reducing type blast cap air deflector with uniform flow-guiding structure of the utility model
Schematic diagram.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As depicted in figs. 1 and 2, the utility model proposes a kind of noise reducing type blast cap with uniform flow-guiding structure, the drop
The type blast cap of making an uproar includes cap body 1 and cap 2, and the lid of cap 2 is located at 1 top of cap body, and cap 2 includes upper cover body 21 and lower cover 22, on
Lid 21 is in pyramid, and 21 surface quadrangle of upper cover body is equipped with hoisting ring 23, and lower cover 22 is in chamfered edge taper, and the lid of upper cover body 21 is set
Above lower cover 22, the opening of 1 top of cap body is arranged in lower cover 22, and the closing between upper cover body 21 and lower cover 22 is empty
Interior to be filled with acoustic material, acoustic material includes centrifugally glass-wool.
As shown in figure 3, cap body 1 is whole in prismatic table shape, the opening of 1 bottom of cap body is air inlet 11, four sides of cap body 1
Air outlet is offered on wall, shutter 12 is installed on air outlet, is provided with soundproof plate 3 on the outside of air outlet, 3 liang of soundproof plate
Side is connect by connecting plate 31 with cap body 1, has drainage channel 32 between 1 side wall of soundproof plate 3 and cap body, as shown in figure 4, sound insulation
Acoustic material is filled in plate 3, acoustic material includes centrifugally glass-wool.
Air deflector 4 is installed, as shown in Figure 5 and Figure 6, air deflector 4 includes that the first baffle 41 and second is led inside cap body 1
Fluid 42, the first baffle 41 is similar with 42 structure of the second baffle and in prismatic table shape is fallen, and the setting of the second baffle 42 is the
The surface of one baffle 41,42 upper opening area of the second baffle is less than 41 upper opening area of the first baffle, and second
42 bottom opening area of baffle is less than 41 bottom opening area of the first baffle, 42 table of the first baffle 41 and the second baffle
Face quadrangle passes through connector and is fixedly connected with cap body 1, is fixed between the first baffle 41 and the second baffle 42 by four groups
Plate 43 is fixed, and 43 upper end of fixed plate is fixedly connected with the side wall of the second baffle 42, and fixed plate 43 is extended obliquely downward across the
After one baffle, 41 side wall with 1 sidewall weld of cap body.
The air inlet 11 of 1 bottom of cap body connects blower, and the wind that blower is sent is entered in cap body 1 by air inlet 11, by first
The tetragonous bench-type air deflector of the bilayer of baffle 41 and the second baffle 42 is exported by air outlet, and by soundproof plate 3 and 1 side wall of cap body
Between the guidance of drainage channel 32 to outside blast cap, the double-deck tetragonous bench-type air deflector water conservancy diversion is uniform, effectively reduces disorder air-flow, cap
The noise generated during air draft can be effectively reduced in the sound insulation setting of lid 2 and soundproof plate 3, through detection can reduce 5mmAq with
Upper static pressure reduces periphery 18dB (A) noise, and the drainage channel 32 between 1 side wall of soundproof plate 3 and cap body can be by rainwater diversion under
Portion's discharge, can prevent rainwater from entering inside cap body 1.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (9)
1. a kind of noise reducing type blast cap with uniform flow-guiding structure, which is characterized in that the noise reducing type blast cap include cap body (1) and
Cap (2), cap (2) lid are located above cap body (1), and the cap body (1) is integrally in prismatic table shape, cap body (1) bottom
The opening in portion is air inlet (11), and air outlet, peace inside the cap body (1) are offered on the surrounding side wall of the cap body (1)
It equipped with air deflector (4), is provided on the outside of the air outlet soundproof plate (3), soundproof plate (3) two sides pass through connecting plate
(31) it is connect with cap body (1), has drainage channel (32) between the soundproof plate (3) and cap body (1) side wall.
2. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 1, which is characterized in that the cap
It (2) include upper cover body (21) and lower cover (22), the upper cover body (21) is in pyramid, and the lower cover (22) is in inverted pyramid
Shape, upper cover body (21) lid are located above lower cover (22), and closing is formed between the upper cover body (21) and lower cover (22)
Space, the opening that the lower cover (22) is arranged above cap body (1).
3. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 2, which is characterized in that the upper cover
Acoustic material is filled in enclosure space between body (21) and lower cover (22).
4. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 1, which is characterized in that the water conservancy diversion
Device (4) includes the first baffle (41) and the second baffle (42), and first baffle (41) and the second baffle (42) are tied
Structure is similar and in falling prismatic table shape, and second baffle (42) setting is in the surface of the first baffle (41), and described second
Baffle (42) upper opening area is opened less than the first baffle (41) upper opening area, the second baffle (42) bottom
Open area is less than the first baffle (41) bottom opening area, first baffle (41) and the second baffle (42) surface four
Angle passes through connector and cap body (1) is welded.
5. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 4, which is characterized in that described first
It is fixed by four groups of fixed plates (43) between baffle (41) and the second baffle (42), fixed plate (43) upper end and second
The side wall of baffle (42) is fixedly connected, the fixed plate (43) extend obliquely downward after the first baffle (41) side wall with
Cap body (1) side wall is fixedly connected.
6. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 1, which is characterized in that the sound insulation
Acoustic material is filled in plate (3).
7. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 3 or 6, which is characterized in that described
Acoustic material includes centrifugally glass-wool.
8. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 1, which is characterized in that the outlet air
Shutter (12) are installed on mouthful.
9. a kind of noise reducing type blast cap with uniform flow-guiding structure according to claim 2, which is characterized in that the upper cover
Body (21) surface quadrangle is equipped with hoisting ring (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805417.9U CN208236754U (en) | 2018-05-29 | 2018-05-29 | A kind of noise reducing type blast cap with uniform flow-guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805417.9U CN208236754U (en) | 2018-05-29 | 2018-05-29 | A kind of noise reducing type blast cap with uniform flow-guiding structure |
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| Publication Number | Publication Date |
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| CN208236754U true CN208236754U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820805417.9U Active CN208236754U (en) | 2018-05-29 | 2018-05-29 | A kind of noise reducing type blast cap with uniform flow-guiding structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439782A (en) * | 2019-08-01 | 2019-11-12 | 西安陕鼓动力股份有限公司 | A kind of industrial gas compressor leaks informaton shield |
-
2018
- 2018-05-29 CN CN201820805417.9U patent/CN208236754U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439782A (en) * | 2019-08-01 | 2019-11-12 | 西安陕鼓动力股份有限公司 | A kind of industrial gas compressor leaks informaton shield |
| CN110439782B (en) * | 2019-08-01 | 2024-04-09 | 西安陕鼓动力股份有限公司 | Air release shield of industrial gas compressor |
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