CN207437130U - A kind of tunnel noise reduction safety door - Google Patents
A kind of tunnel noise reduction safety door Download PDFInfo
- Publication number
- CN207437130U CN207437130U CN201721299124.XU CN201721299124U CN207437130U CN 207437130 U CN207437130 U CN 207437130U CN 201721299124 U CN201721299124 U CN 201721299124U CN 207437130 U CN207437130 U CN 207437130U
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- sheet body
- noise reduction
- safety door
- reduction safety
- outer frame
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Abstract
The utility model creation provides a kind of tunnel noise reduction safety door, including outer frame body, is from top to bottom equipped with several sheet bodies successively in outer frame body；Sheet body is in the arcuate structure to raise up, and its middle part has the recess buffering area towards outer side of door；In the horizontal direction, the lower part of each sheet body is blocked by sheet body top adjacent, in the bottom, and is between the sheet body lower part of top and the sheet body top being below and is left exhaust clearance.The utility model creation is simple in sturcture, ingenious in design, constitutes door main body structure by the sheet body of unique texture, can buffer the impact force generated during Tunnel Blasting；The splashings such as slungshot can be effectively avoided again, improve security；Meanwhile rational sheet body structure arrangement, by part impact energy discharge and be diffused into it is aerial, will not straightline propagation, greatly reduce noise pollution.
Description
Technical field
The invention belongs to tunnel safety construction technology technical field of auxiliary equipment, more particularly, to a kind of tunnel noise reduction
Safety door.
Background technology
When Tunnel Blasting is constructed, concussion of blasting can affect to periphery structures, and building need to fly in explosion
Beyond the radiation scope of stone, it is necessary in the scope of safety, in addition, even if surrounding building distance meets safe distance, even
Resistance to earthquake degree is also higher, smaller to safety effects, and still, the noise that when explosion generates still can be to surrounding building and building
Group etc. interferes.Although the prior art takes certain noise reducing efforts, effect is not satisfactory in construction.For example,
Have it is direct one of iron gate or timber are set as barrier in tunnel portal, to alleviate blasting flyrock and noise pollution, due to
The shock wave generated during explosion can generate strong impact along tunnel to the door of openings position, if completely cutting off by the door body closed merely
The noise of blast working, door body are subjected to incessantly impact and damage, in some instances it may even be possible to door directly be gone out hole, caused potential
It is dangerous.
The content of the invention
In view of this, the invention is intended to overcome above-mentioned defect in the prior art, proposes a kind of tunnel noise reduction
Safety door.
In order to achieve the above objectives, the technical solution of the invention is realized in：
A kind of tunnel noise reduction safety door including outer frame body, is from top to bottom equipped with several sheet bodies successively in outer frame body；Sheet body
In the arcuate structure to raise up, and its middle part has the recess buffering area towards outer side of door；In the horizontal direction, per a piece of
The lower part of body blocked by sheet body top adjacent, in the bottom, and the sheet body lower part in top and is below
Sheet body leaves exhaust clearance between top.
Further, the outer frame body is made of flexible nylon material.
Further, the sheet body is made of flexible nylon fiber material.
Further, the sheet body is equipped with several air holes, and filter is mounted at each air hole.
Further, the filter includes preventing raising one's hat, and filter element is equipped in the anti-cavity raised one's hat；It is described it is anti-raise one's hat it is whole
Body is in " convex " type structure, and the larger one end of outer diameter is on the inside of door.
Further, at corresponding each exhaust clearance, filter screen is equipped between corresponding upper and lower sheet body.
Further, it is smaller than between the air hole in the sheet body medium position between its both ends air hole
Spacing.
Further, the outer frame body bottom is provided with weight body.
Compared with the prior art, the invention has the advantage that：
The invention is simple in sturcture, ingenious in design, and door main body structure, Ji Nenghuan are constituted by the sheet body of unique texture
Rush the impact force generated during Tunnel Blasting；The splashings such as slungshot can be effectively avoided again, improve security；Meanwhile rational sheet body
Structure arranges, by part impact energy discharge and be diffused into it is aerial, will not straightline propagation, greatly reduce noise pollution.
Description of the drawings
The attached drawing for forming the part of the invention is used for providing further understanding the invention, present invention wound
The schematic description and description made does not form the improper restriction to the invention for explaining the invention.
In attached drawing：
Fig. 1 is the structure diagram of the invention；
Fig. 2 is the invention median plate body structure sectional view；
Fig. 3 is the structure diagram of filter in the invention；
Fig. 4 is the partial structural diagram of two adjacent pellets in the invention；
Fig. 5 is the dimensional structure diagram of the invention median plate body；
Fig. 6 is the positive structure schematic of the invention median plate body；
Fig. 7 is the overlooking the structure diagram of the invention median plate body.
Reference sign：
1- outer frame bodies；2- sheet bodies；3- recess buffering areas；4- exhaust clearances；5- filter screens；6- air holes；7- filters；
8- prevents raising one's hat；9- filter elements；10- inner end caps；11- prevents body of raising one's hat；12- outer end caps；13- weight bodies；14- counterweight casings；
15- feeding ports；16- outlets.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the invention can
To be mutually combined.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the invention
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments creates.
A kind of tunnel noise reduction safety door as shown in Fig. 1 to 7, including outer frame body 1, is from top to bottom set successively in outer frame body 1
There are several sheet bodies 2；The sheet body 2 is in the arcuate structure to raise up, and there is the recess towards outer side of door to buffer at its middle part
Area 3；In the horizontal direction, the lower part of each sheet body 2 is blocked by sheet body top adjacent, in the bottom, and is located
Exhaust clearance 4 is left between the sheet body lower part of top and the sheet body top being below.It in general, can be on the inside of each sheet body
Porous foam acoustical cotton is set, noise can be effectively adsorbed, enhance the sound insulation and noise reduction ability of this noise reduction safety door.Under outer frame body
End sets weight body, primarily to improving stability when this noise reduction safety door is hit, is preferably improved using weight body
Impact resistance is unlikely in explosion, and blasting impact power is open-top by door.
Above-mentioned outer frame body 1 preferably uses being made with the nylon material of folding for flexibility.In addition, sheet body is using flexible Buddhist nun
Imperial fibrous material makes.But outer frame body and sheet body are not limited to using flexible nylon material or nylon fiber material,
The high flexible material of other impact resistances, intensity may be employed.
What why outer frame body 1 used flexibility can be to transport and store for convenience, when not used with the nylon material of folding
Folding together, when in use, directly open.Sheet body uses impact-resistant soft nylon fiber material, it can be ensured that
When being hit, itself has certain retractility, will not be crashed to pieces, the power that is hit can expand outwardly, and shock wave also forms
Good cushioning effect, reduces noise of blasting.
It should be noted that sheet body is made of flexible material, when it absorbs impact ripple, certain deformation itself is had
It generates, especially its medium position has the recess buffering area towards outer side of door, and shock wave meeting " collecting " is in recess buffering area, portion
Air-flow is divided to turn back along recess inner wall, " reflection " or " refraction " is equivalent to hole inside, in addition, the oblique upside in part is arranged to sky
In, noise will not straightline propagation, it is minimum to ectocine.
Meanwhile at corresponding each exhaust clearance, filter screen 5 is equipped between corresponding upper and lower sheet body.It can stop winged
Stone etc. splashes out hole, and effectively filters the pollutants such as dust, avoids pollution environment.
Above-mentioned sheet body 2 is equipped with several air holes 6, and filter 7 is mounted at each air hole 6.It is effective to cross leaching
The pollutants such as dirt avoid pollution environment.
It is pointed out that it is smaller than breathing freely in its both ends between the air hole in the sheet body medium position
Spacing between hole.Since outside shock wave is equivalent to " collecting " in recess buffering area, so closer to sheet body medium position,
Its ventilative pitch of holes is smaller, can discharge more gases, ensures that sheet body stress is good, prevents sheet body from damaging.
Above-mentioned filter 7 include it is anti-raise one's hat 8, be equipped with filter element 9 in the anti-cavity for raising one's hat 8；Filter element 9 can be
Filter screen or active carbon particle.The gas that filtering is discharged to outside tunnel portal is can be very good, avoids pollution environment.
Anti- raise one's hat whole is in " convex " type structure, and the larger one end of outer diameter is on the inside of door.Concrete structure can be：
Anti- 8 both ends of raising one's hat are equipped with end cap, and the inner end cap 10 towards hole inside (i.e. the larger one side of outer diameter) can be threaded in
Prevent raising one's hat on body 11 or being buckled in preventing raising one's hat on body, to facilitate the filter element inside handling.
And the outer end cap 12 towards (i.e. the smaller one side of outer diameter) on the outside of hole can be and prevent body integral structure of raising one's hat,
Several gas vents are equipped on the end cap, you can ensure gas by again inside filter element is unlikely to go out, and keeps away simultaneously
Exempt from outer end cap to be hit and fall off, avoid influencing using effect, also prevented security risk.
In an optional embodiment, above-mentioned outer frame body bottom is provided with weight body 13.Weight body 13 is using can fill
Formula structure, the counterweight casing 14 including being fixed on outer frame body lower end, is filled with filler, in counterweight casing in counterweight casing 14
14 are equipped with feeding port 15 and outlet 16.When manufacturing this sound insulation and noise reduction door, only need to counterweight be set in outer framework lower end
Babinet, and the in vivo filler of ballast box can use the scene of this sound insulation and noise reduction door to be loaded.Filler can be selected
The liquid such as rubble, sandy soil or water, are loaded by feeding port, very convenient.Need not it is practical this when, discharge can be passed through
Mouth discharges filler, facilitates folding, transfer and transport.
The invention is simple in sturcture, ingenious in design, and door main body structure, Ji Nenghuan are constituted by the sheet body of unique texture
Rush the impact force generated during Tunnel Blasting；The splashings such as slungshot can be effectively avoided again, improve security；Meanwhile rational sheet body
Structure arranges, by part impact energy discharge and be diffused into it is aerial, will not straightline propagation, greatly reduce noise pollution.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modifications, equivalent replacements and improvements are made should be included in the invention
Protection domain within.
Claims (8)
1. a kind of tunnel noise reduction safety door, it is characterised in that：Including outer frame body, from top to bottom it is equipped with successively in outer frame body several
Sheet body；The sheet body is in the arcuate structure to raise up, and its middle part has the recess buffering area towards outer side of door；In level
On direction, the lower part of each sheet body is blocked by sheet body top adjacent, in the bottom, and the sheet body in top
Exhaust clearance is left between lower part and the sheet body top being below.
2. a kind of tunnel noise reduction safety door according to claim 1, it is characterised in that：The outer frame body is using flexible Buddhist nun
Imperial material makes.
3. a kind of tunnel noise reduction safety door according to claim 1, it is characterised in that：The sheet body is using flexible nylon
Fibrous material makes.
4. a kind of tunnel noise reduction safety door according to claim 1, it is characterised in that：The sheet body is equipped with several ventilative
Hole is mounted on filter at each air hole.
5. a kind of tunnel noise reduction safety door according to claim 4, it is characterised in that：In the sheet body medium position
The spacing being smaller than between its both ends air hole between air hole.
6. a kind of tunnel noise reduction safety door according to claim 4, it is characterised in that：The filter includes preventing raising one's hat,
Filter element is equipped in the anti-cavity raised one's hat；Anti- raise one's hat whole is in " convex " type structure, and the larger one end of outer diameter is in
Door inside.
7. a kind of tunnel noise reduction safety door according to claim 1, it is characterised in that：Corresponding each exhaust clearance
Place is equipped with filter screen between corresponding upper and lower sheet body.
8. a kind of tunnel noise reduction safety door according to any one of claims 1 to 7, it is characterised in that：The outer frame body bottom
Portion is provided with weight body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299124.XU CN207437130U (en) | 2017-10-10 | 2017-10-10 | A kind of tunnel noise reduction safety door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299124.XU CN207437130U (en) | 2017-10-10 | 2017-10-10 | A kind of tunnel noise reduction safety door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437130U true CN207437130U (en) | 2018-06-01 |
Family
ID=62296274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721299124.XU Active CN207437130U (en) | 2017-10-10 | 2017-10-10 | A kind of tunnel noise reduction safety door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207437130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725107A (en) * | 2017-10-10 | 2018-02-23 | 天津润木科技有限公司 | A kind of tunnel noise reduction safety door |
-
2017
- 2017-10-10 CN CN201721299124.XU patent/CN207437130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725107A (en) * | 2017-10-10 | 2018-02-23 | 天津润木科技有限公司 | A kind of tunnel noise reduction safety door |
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