CN220270261U - Tunnel blasting sound insulation protection device - Google Patents
Tunnel blasting sound insulation protection device Download PDFInfo
- Publication number
- CN220270261U CN220270261U CN202322167061.4U CN202322167061U CN220270261U CN 220270261 U CN220270261 U CN 220270261U CN 202322167061 U CN202322167061 U CN 202322167061U CN 220270261 U CN220270261 U CN 220270261U
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- CN
- China
- Prior art keywords
- sound insulation
- sound
- insulation protection
- tunnel blasting
- protection device
- 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.)
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Links
- 238000009413 insulation Methods 0.000 title claims abstract description 62
- 238000005422 blasting Methods 0.000 title claims abstract description 26
- 239000011521 glass Substances 0.000 claims abstract description 16
- 229920000742 Cotton Polymers 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims abstract description 13
- 238000013016 damping Methods 0.000 claims description 7
- 230000001012 protector Effects 0.000 claims description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 2
- 239000000395 magnesium oxide Substances 0.000 claims 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims 2
- 238000000034 method Methods 0.000 description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a tunnel blasting sound insulation protection device, which comprises a sound insulation protection plate, wherein self-locking universal wheels are arranged at two ends of the bottom wall surface of the sound insulation protection plate, an observation window and a built-in cavity are sequentially arranged in the sound insulation protection plate from top to bottom, explosion-proof glass is arranged at two side wall surfaces of the observation window, sound absorbing cotton and sound absorbing bricks are sequentially arranged in the built-in cavity from top to bottom, a pair of hinges are respectively arranged on a pair of opposite angles at four corners of the side wall surface of the sound insulation protection plate, a fixing slot and a latch slot are respectively arranged at the other end of each hinge, and a fixing latch is arranged in each latch slot.
Description
Technical Field
The utility model relates to the technical field of tunnel blasting construction, in particular to a tunnel blasting sound insulation protection device.
Background
The tunnel is a key project for construction of highways, railways and the like, and the more common excavation methods include a drilling and blasting method, a shield method and a heading machine method, and the drilling and blasting method is still the current common tunnel excavation method at home and abroad because the drilling and blasting method has strong adaptability to geological conditions and low excavation cost and is particularly suitable for construction of hard rock tunnels, broken rock tunnels and a large number of short tunnels.
The utility model patent with the publication number of CN217519123U discloses blasting field noise suppression equipment, which comprises a frame, the inner wall fixedly connected with main part of frame, the inner wall lower surface fixedly connected with movable wheel of frame, the upper surface fixedly connected with screw thread post of frame, the surface threaded connection of screw thread post has the nut, the screw thread post passes through the nut fixedly connected with connecting piece, the front fixedly connected with lead screw of frame, the surface threaded connection of lead screw has the nut, the surface of lead screw passes through the nut fixedly connected with elastic sheet, the main part includes the acoustic celotex board, the equal fixedly connected with buffer layer in positive and negative of acoustic celotex board.
But the device is when using, because the acoustic celotex board is integrated into an organic whole structure, can't see through its device and observe inside blasting situation, uses inconveniently, and because the acoustic celotex board structure is lighter, its focus is located acoustic celotex board central point and puts, only relies on the movable wheel to support and receives the impact easily and overturns, and structural stability is relatively poor.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a tunnel blasting sound insulation protection device, which solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a tunnel blasting sound insulation protector, includes the protection board that gives sound insulation, the auto-lock universal wheel is all installed at protection board diapire face both ends that gives sound insulation, be equipped with observation window and built-in chamber from top to bottom in proper order in the protection board that gives sound insulation, explosion-proof glass is all installed to observation window both sides wall face, built-in intracavity has installed from top to bottom in proper order and has inhaled sound cotton and abatvoix, inhale sound cotton department all open on the protection board both sides wall face that gives sound insulation has a plurality of bars fluting, inhale sound brick department all open a plurality of circular through-holes on the protection board both sides wall face that gives sound insulation, a pair of folding paper is all installed on a pair of opposite angles on protection board side wall face four corners, it is in respectively to give sound insulation protection board both sides wall face the other end of folding paper is opened and is had fixed slot and latch groove, fixed bolt is installed in the latch groove.
Preferably, the latch groove and the fixed slot are in the same horizontal position, and the latch groove is matched with the fixed slot.
Preferably, the explosion-proof glass adopts a high-permeability explosion-proof glass structure.
Preferably, the sound insulation protection plate adopts a damping sound insulation plate structure, the damping sound insulation plate comprises a pair of glass magnesium plates and a layer of sound insulation felt, and the sound insulation felt is pressed between the pair of glass magnesium plates.
Preferably, the sound absorbing cotton adopts a light porous sound absorbing sponge structure, and the sound absorbing brick adopts a porous sound insulating brick structure.
Preferably, the sound insulation protection plates are connected by adopting the hinges, and the fixing bolts correspond to the fixing slots in position during connection.
Advantageous effects
The utility model provides a tunnel blasting sound insulation protection device, which has the following beneficial effects: this device simple structure is convenient for install, has offered the observation window, and the observation window adopts double-deck explosion-proof glass to seal, also can observe the inside blasting condition when blasting separation noise, and the personnel's of being convenient for use are installed simultaneously this device and are inhaled cotton and the two kinds of structures of sound-absorbing brick at built-in intracavity, inhale the cotton quality of sound lighter, and the sound absorbing effect is good, and the sound-absorbing brick quality is heavier, installs in the focus that the bottom reduced whole device, has increased the stability of structure.
Drawings
Fig. 1 is a structural diagram of a tunnel blasting sound insulation protection device in connection.
Fig. 2 is a cross-sectional structural view of a tunnel blasting sound insulation protection device according to the present utility model.
In the figure: 1. a sound insulation protection plate; 2. an observation window; 3. explosion-proof glass; 4. a strip-shaped groove; 5. sound absorbing cotton; 6. a circular through hole; 7. a sound absorbing brick; 8. self-locking universal wheels; 9. a fixed slot; 10. a latch slot; 11. fixing the bolt; 12. folding; 13. a built-in cavity.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides a technical solution for a sound insulation protection device for tunnel blasting: including the fender panel 1 gives sound insulation, the auto-lock universal wheel 8 is all installed at fender panel 1 diapire face both ends that gives sound insulation, be equipped with observation window 2 and built-in chamber 13 from top to bottom in proper order in the fender panel 1 gives sound insulation, explosion-proof glass 3 is all installed to observation window 2 both sides wall face, install sound absorbing cotton 5 and acoustical tile 7 from top to bottom in proper order in the built-in chamber 13, sound absorbing cotton 5 department all open a plurality of bar fluting 4 on fender panel 1 both sides wall face, acoustical tile 7 department all open a plurality of circular through-holes 6 on fender panel 1 both sides wall face, a pair of 12 of folding paper are all installed on a pair of opposite angles on fender panel 1 side wall face four corners, acoustical panel 1 both sides wall face is in respectively folding paper 12's the other end is opened and is fixed slot 9 and bolt groove 10, install fixed bolt 11 in the bolt groove 10.
Further, the latch groove 10 and the fixing slot 9 are in the same horizontal position, and the latch groove 10 is matched with the fixing slot 9, so that the device can be fixedly connected when the device is unfolded.
Furthermore, the explosion-proof glass 3 adopts a high-permeability explosion-proof glass structure, so that the internal condition can be conveniently observed through the observation window.
Further, the sound insulation protection plate 1 adopts a damping sound insulation plate structure, the damping sound insulation plate comprises a pair of glass magnesium plates and a layer of sound insulation felt, and the sound insulation felt is pressed between the pair of glass magnesium plates, so that the sound insulation effect is enhanced.
Furthermore, the sound-absorbing cotton 5 adopts a light porous sound-absorbing sponge structure, the sound-absorbing brick 7 adopts a porous sound-insulating brick structure, and the porous structure is favorable for noise absorption.
Furthermore, the plurality of sound insulation protection plates 1 are connected by adopting the hinge 12, and the fixing bolt 11 corresponds to the fixing slot 9 in position during connection.
Examples: when the device is used, the plurality of sound insulation protection plates 1 are connected by adopting the hinges 12, and when the device is stored, the plurality of sound insulation protection plates 1 are folded and stored by the hinges 12, so that the occupied area when the device is stored is reduced.
When the sound insulation protection plate fixing device is used, a plurality of sound insulation protection plates 1 are moved to proper positions, the sound insulation protection plates 1 are unfolded through hinges 12, the side wall surfaces of the adjacent sound insulation protection plates 1 are tightly attached, and the fixing device is fixed by inserting the bolts in the fixing bolts 11 into the fixing slots 9, so that a sound insulation barrier is formed.
During blasting, the damping sound-proof board structure of the sound-proof protection board 1 can effectively block sound, and the sound enters the built-in cavity 13 from the strip-shaped grooves 4 and the circular through holes 6 and is absorbed and isolated by the sound-absorbing cotton 5 and the sound-absorbing bricks 7.
The sound-absorbing brick 7 has certain mass, and is arranged at the bottom of the built-in cavity 13, so that the gravity center of the device can be lowered, the stability of the structure is improved, the device has certain strength, and the device can also block flying stone waste residues generated by blasting and play a role in protection.
After the use is completed, the fixing bolt 11 is retracted, the device is folded and then is stored, the self-locking universal wheel 8 is installed at the bottom of the device, and the device is convenient to move and fix.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (6)
1. The utility model provides a tunnel blasting sound insulation protector, includes sound insulation guard plate (1), its characterized in that, self-locking universal wheel (8) are all installed at sound insulation guard plate (1) diapire face both ends, be equipped with observation window (2) and built-in chamber (13) in proper order from top to bottom in sound insulation guard plate (1), explosion-proof glass (3) are all installed to observation window (2) both sides wall face, install sound absorbing cotton (5) and acoustical tile (7) in proper order from top to bottom in built-in chamber (13), sound absorbing cotton (5) department all open on sound insulation guard plate (1) both sides wall face have a plurality of bar fluting (4), acoustical tile (7) department all open on sound insulation guard plate (1) both sides wall face have a plurality of circular through-holes (6), all install a pair of fold paper (12) on a pair of opposite angles on sound insulation guard plate (1) lateral wall face four corners, sound insulation guard plate (1) both sides wall face is in respectively the other end of folding paper (12) opens fixed slot (9) and latch groove (10), install fixed in latch groove (10).
2. A tunnel blasting sound insulation protection device according to claim 1, characterized in that the latch slot (10) is in the same horizontal position as the fixing socket (9), and that the latch slot (10) cooperates with the fixing socket (9).
3. A tunnel blasting sound-insulating protection device according to claim 1, characterized in that the blast-proof glass (3) is of a high-transmission blast-proof glass structure.
4. A tunnel blasting sound insulation protection device according to claim 1, characterized in that the sound insulation protection plate (1) is a damping sound insulation plate structure, the damping sound insulation plate comprises a pair of magnesium oxide plates and a layer of sound insulation felt, the sound insulation felt is pressed between the pair of magnesium oxide plates.
5. A tunnel blasting sound insulation protection device according to claim 1, characterized in that the sound-absorbing cotton (5) adopts a light porous sound-absorbing sponge structure, and the sound-absorbing brick (7) adopts a porous sound-insulating brick structure.
6. A sound insulation protection device for tunnel blasting according to claim 1, wherein a plurality of the sound insulation protection plates (1) are connected by adopting the hinge (12), and the fixing bolt (11) corresponds to the fixing slot (9) in position during connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167061.4U CN220270261U (en) | 2023-08-11 | 2023-08-11 | Tunnel blasting sound insulation protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167061.4U CN220270261U (en) | 2023-08-11 | 2023-08-11 | Tunnel blasting sound insulation protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270261U true CN220270261U (en) | 2023-12-29 |
Family
ID=89318690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322167061.4U Active CN220270261U (en) | 2023-08-11 | 2023-08-11 | Tunnel blasting sound insulation protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270261U (en) |
-
2023
- 2023-08-11 CN CN202322167061.4U patent/CN220270261U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |