CN203008399U - Protective shed for isolating flying stones - Google Patents
Protective shed for isolating flying stones Download PDFInfo
- Publication number
- CN203008399U CN203008399U CN 201220749472 CN201220749472U CN203008399U CN 203008399 U CN203008399 U CN 203008399U CN 201220749472 CN201220749472 CN 201220749472 CN 201220749472 U CN201220749472 U CN 201220749472U CN 203008399 U CN203008399 U CN 203008399U
- Authority
- CN
- China
- Prior art keywords
- hedge
- ceiling
- protection canopy
- isolation
- safety net
- 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
Links
Images
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model provides a protective shed for isolating flying stones, and belongs to the technical field of construction. The technical problems that a bamboo basketry of the protective shed in the prior art and a dust screen are easily lifted through bursting airflow and the like are solved. The protective shed comprises a side wall and a ceiling arranged at the upper end of the side wall, wherein the ceiling comprises supporting skeletons, a plurality of layers of fences I are paved on the upper surfaces of the supporting skeletons, a safety net I covers the upper surfaces of the fences I, and the upper end of the ceiling is also provided with a frame which can keep the fences I and the safety net I fixed in the vertical direction. The protective shed provided by the utility model has the advantages that the stability is high, the load resisting capability is good and the like.
Description
Technical field
The utility model belongs to technical field of buildings, relates to a kind of protection canopy for the isolation blasting flyrock.
Background technology
In building field, often can relate to the dismounting to the deep foundation ditch concrete brace summer, existing method for dismounting has mechanical removal, but the vibrations of mechanical removal are large, and noise is large; Although and artificial pneumatic pick dismounting degree of safety is high, the duration is oversize; So for the reduction of erection time, a lot of engineerings adopt the method for demolition blasting to brace summer, but demolition blasting is due to the blast pressure abrupt release, easily produce blasting flyrock, blasting flyrock refers in the bursting work process from the blow-up point throwing to aerial or along materials such as the foreign material of ground throwing, earth, sandstones.The harm of blasting flyrock is mainly reflected in the aspects such as casualties, building damage, machinery equipment breakage.
China patent CN 201165665Y discloses a kind of protection canopy of silent non-shock blasting concrete supported beam, this protection canopy is that the 1-2 layer of building outside the first brace summer is gone along with sb. to guard him the formula protection canopy entirely, entirely go along with sb. to guard him the formula protection canopy for every layer and comprise steel pipe frame, steel pipe frame arranged outside multi-layer wood mould plate, wooden form arranged outside bamboo basketry, bamboo basketry arranged outside Air Filter.Smoke dust when this protection canopy can make explosion underground concrete support beam system, little to surrounding environment influence, good environmental protection.
But can produce the air-flow of high speed and high pressure during due to explosion, wooden form in above-mentioned protection canopy, bamboo basketry and Air Filter etc. are lighter object, powerful air-flow easily passes steel pipe frame, wooden form, bamboo basketry and Air Filter are started or the three is jumped at vertical direction, thereby make this protection canopy can't play good isolation slungshot, dustproof effect except making an uproar, cause the less stable of this protection canopy.
Summary of the invention
The utility model is the problems referred to above that exist for existing technology, a kind of protection canopy for the isolation blasting flyrock is provided, technical problem to be solved in the utility model is that bamboo basketry and Air Filter jump at vertical direction when avoiding explosion, improves the stability of protection canopy.
The purpose of this utility model can realize by following technical proposal:
A kind of protection canopy for the isolation blasting flyrock, this protection canopy comprises sidewall and is arranged at the ceiling of sidewall upper, it is characterized in that, described ceiling comprises support frame, described support frame upper surface is equipped with some layers of hedge one, the upper surface of described hedge one is coated with safety net one, and the upper end of described ceiling also is provided with the framework that hedge one and safety net one are fixed in the vertical direction maintenance.
the ceiling of this protection canopy is designed with support frame, permeable structures on support frame can stop larger blasting flyrock, and can guide air blast to flow to outside protection canopy, avoid being in protection canopy hyperbaric environment, hedge one on support frame can avoid less slungshot to fly out, and because hedge one is formed by braidings such as bamboo canes usually, has concaveconvex structure, make its anti-dust performance better, the upper surface of hedge one is coated with safety net one, improve the anti-dust performance of this protection canopy, and after the sound wave that blast produces is propagated out from the gap of hedge one, the obstruction rear section sound wave that runs into safety net one can reflect, remove with other sound wave stack and make an uproar.and owing to being designed with a framework on the protection canopy ceiling, when brace summer is carried out explosion, powerful air blast passes support frame, above-mentioned framework can make hedge one and safety net one keep fixing at vertical direction, avoid hedge one and safety net one to be raised by air-flow and affect the dustproof except making an uproar performance of protection canopy, improve the stability of this protection canopy, and the support frame in this protection canopy ceiling, hedge one, it not seal on safety net one and framework, has corresponding hole, after explosion is completed, can rinse this protection canopy by hydraulic giant, current can enter in canopy by hole, play good dust removing effects.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, described support frame is a latticed steel pipe frame that is interwoven by some horizontal steel pipes and vertical steel pipe.Support frame is a latticed steel pipe frame, and the anti-load performance of steel pipe is good, makes the stability of this protection canopy better.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, the distance between described adjacent two horizontal steel pipes is 1.5m, and the distance between adjacent two vertical steel pipes is 0.6m.The transverse and longitudinal distance of latticed steel pipe frame is designed to 1.5m * 0.6m, and according to mechanical analysis, the anti-load-carrying ability of the steel pipe frame of this size is better.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, described sidewall comprises a supporting surface vertical with ceiling, and described supporting surface inboard is provided with some layers of hedge two, and the outer side covers of this supporting surface has safety net two.Design in supporting surface hedge two inboard, the impact air-flow that blast produces is applied on hedge two, the position-limiting action that stops due to supporting surface, hedge two can not be shifted because of airflow function, and in documents, the wooden form of protection canopy sidepiece and hedge all are positioned at the outside of steel pipe frame, wooden form and hedge only are fixed on steel pipe frame by several tie points, are subjected to the air blast effect to be easy to be started, less stable.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, described supporting surface comprise some with the vertical column that is connected of described ceiling, be provided with the some cross bars parallel with described ceiling between adjacent two root posts, described hedge two is fixed on cross bar.Ceiling is vertical with column, can not apply axial active force in addition by column, makes this power post be difficult for occuring bending, improve the support performance of column, and after being designed with cross bar, hedge only needs to hang to be connected to by connectors such as iron wires to get final product on cross bar, connects efficient and convenient.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, described framework is " well " Zee bar steel Z tube frame." well " Zee bar steel Z tube frame own wt is heavier, safety net one and hedge one can be pressed on support frame, makes that safety net one and hedge one is difficult for being started by air-flow when explosion, improves the stability of this protection canopy.
At above-mentioned a kind of protection canopy for the isolation blasting flyrock, as another kind of scheme, described framework also can be a latticed wooden frame, is installed with several on described wooden frame and can be buckled in hook on described support frame.Be a wooden frame with Frame Design, then wooden frame is connected with support frame by hook, the hedge one and the safety net one that are clipped in during explosion between wooden frame and support frame can not started by air-flow, and wooden frame and the lighter convenient in carrying of steel pipe frame phase weight/power ratio, weak point is the intensity of wooden frame not as steel pipe frame, and working life is lower.
Compared with prior art, the utlity model has following advantage:
1, be designed with framework on the ceiling of this protection canopy, can make hedge one and safety net one keep fixing at vertical direction, when avoiding explosion, hedge one and safety net one are started by air blast, improve the stability of protection canopy;
2, the support frame of this protection canopy is designed to latticed steel pipe frame, makes its anti-load-carrying ability better;
3, this protection canopy designs inboard in supporting surface with hedge two, hedge two is difficult for because the explosion airflow influence is shifted, thereby improves the stability of this protection canopy.
Description of drawings
Fig. 1 is the structural representation that in embodiment, in this protection canopy, support frame is connected with supporting surface.
Fig. 2 is the structural representation of this protection canopy ceiling in embodiment.
Fig. 3 is the structural representation of this protection canopy sidewall in embodiment.
In figure, 1, sidewall; 11, supporting surface; 111, column; 112, cross bar; 12, safety net two; 13, hedge two; 2, ceiling; 21, support frame; 211, horizontal steel pipe; 212, vertical steel pipe; 22, hedge one; 23, safety net one; 24, framework; 3, base plate; 4, support column; 5, the bar of sweeping the floor.
The specific embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, it is rectangular-shaped that this protection canopy is, comprise sidewall 1 and the ceiling 2 that is arranged at sidewall 1 upper end, ceiling 2 comprises support frame 21, this support frame 21 is a latticed steel pipe frame that is interwoven by some horizontal steel pipes 211 and vertical steel pipe 212, wherein, the distance between adjacent two horizontal steel pipes 211 is 1.5m, and the distance between adjacent two vertical steel pipes 212 is 0.6m.
As shown in Figure 2, support frame 21 upper surfaces are equipped with two-layer hedge 1, the upper surface of hedge 1 is coated with safety net 1, and the upper end of ceiling 2 also is provided with and can makes hedge 1 and safety net 1 keep fixing framework 24 at vertical direction, framework 24 in the present embodiment is preferably " well " Zee bar steel Z tube frame, as other scheme, framework 24 also can be a latticed wooden frame, is installed with several on wooden frame and can be buckled in hook on support frame 21.
As Fig. 1, shown in Figure 3, the sidewall 1 of this protection canopy comprises a supporting surface vertical with ceiling 2 11, supporting surface 11 comprise some with the vertical column that is connected 111 of ceiling 2, be provided with the some cross bars parallel with ceiling 2 112 between adjacent two root posts 111, hedge 2 13 is fixed on cross bar 112.supporting surface 11 inboards also are provided with two-layer hedge 2 13, the outer side covers of this supporting surface 11 has safety net 2 12, this protection canopy also comprises a base plate parallel with ceiling 23, the inside of protection canopy also is provided with the some support columns parallel with column 111 4, the upper end of this support column 4 is connected with support frame 21, the lower end is fixed on base plate 3, improve the stability of this protection canopy, and also be provided with the some bars 5 of sweeping the floor that are connected with column 111 in this protection canopy, be used for bearing the power that column 111 transmits, bar 5 is passed to base plate 3 by sweeping the floor, improve the enabling capabilities of protection canopy, thereby improve the stability of protection canopy, and the horizontal steel pipe 211 in this patent, vertical steel pipe 212, column 111 and cross bar 112 are the steel pipe that diameter is 48mm, laterally between steel pipe 211 and vertical steel pipe 212 and all adopt fastener to removably connect between column 111 and cross bar 112, facilitate the mounting or dismounting of this protection canopy, can repeatedly use.
The operating principle of this device is: this protection canopy makes hedge 1 and safety net 1 keep fixing at vertical direction by support frame 21, by hedge 2 13 being arranged at supporting surface 11 inboards, make the supporting surface 11 can be to 2 13 position-limiting actions of hedge, when explosion, powerful air-flow can not make hedge 1, safety net 1, hedge 2 13 and safety net 2 12 displacement occur or start, and improves the stability of this protection canopy.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. protection canopy that is used for the isolation blasting flyrock, this protection canopy comprises sidewall (1) and is arranged at the ceiling (2) of sidewall (1) upper end, it is characterized in that, described ceiling (2) comprises support frame (21), described support frame (21) upper surface is equipped with some layers of hedge one (22), the upper surface of described hedge one (22) is coated with safety net one (23), and the upper end of described ceiling (2) also is provided with the framework (24) that hedge one (22) and safety net one (23) are fixed in the vertical direction maintenance.
2. a kind of protection canopy for the isolation blasting flyrock according to claim 1, is characterized in that, described support frame (21) is a latticed steel pipe frame that is interwoven by some horizontal steel pipes (211) and vertical steel pipe (212).
3. a kind of protection canopy for the isolation blasting flyrock according to claim 2, is characterized in that, the distance between described adjacent two horizontal steel pipes (211) is 1.5m, and the distance between adjacent two vertical steel pipes (212) is 0.6m.
According to claim 1 and 2 or 3 described a kind of for the isolation blasting flyrock protection canopies, it is characterized in that, described sidewall (1) comprises a supporting surface (11) vertical with ceiling (2), described supporting surface (11) inboard is provided with some layers of hedge two (13), and the outer side covers of this supporting surface (11) has safety net two (12).
According to claim 4 a kind of for the isolation blasting flyrock protection canopy, it is characterized in that, described supporting surface (11) comprise some with the vertical column that is connected of described ceiling (2) (111), be provided with the some cross bars (112) parallel with described ceiling (2) between adjacent two root posts (111), described hedge two (13) is fixed on cross bar (112).
6. according to claim 1 and 2 or 3 described a kind of protection canopies for the isolation blasting flyrock, is characterized in that, described framework (24) is " well " Zee bar steel Z pipe support.
According to claim 1 and 2 or 3 described a kind of for the isolation blasting flyrock protection canopies, it is characterized in that, described framework (24) also can be a latticed wooden frame, is installed with several on described wooden frame and can be buckled in hook on described support frame (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749472 CN203008399U (en) | 2012-12-31 | 2012-12-31 | Protective shed for isolating flying stones |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749472 CN203008399U (en) | 2012-12-31 | 2012-12-31 | Protective shed for isolating flying stones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203008399U true CN203008399U (en) | 2013-06-19 |
Family
ID=48600008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220749472 Expired - Fee Related CN203008399U (en) | 2012-12-31 | 2012-12-31 | Protective shed for isolating flying stones |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203008399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569365A (en) * | 2015-12-18 | 2016-05-11 | 上海建工七建集团有限公司 | Overhead protection method |
| CN109680976A (en) * | 2019-01-28 | 2019-04-26 | 保利民爆哈密有限公司 | A kind of mine blasting rubble protective device |
-
2012
- 2012-12-31 CN CN 201220749472 patent/CN203008399U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569365A (en) * | 2015-12-18 | 2016-05-11 | 上海建工七建集团有限公司 | Overhead protection method |
| CN109680976A (en) * | 2019-01-28 | 2019-04-26 | 保利民爆哈密有限公司 | A kind of mine blasting rubble protective device |
| CN109680976B (en) * | 2019-01-28 | 2023-09-12 | 保利民爆哈密有限公司 | Mine blasting rubble protector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201649678U (en) | Semi-automatic safety protective shed for high-rise building construction | |
| JP4461434B2 (en) | Demolition curing unit and demolition method of high-rise building using it | |
| JP5594759B2 (en) | Structure dismantling method | |
| CN203080894U (en) | Building steel structure construction protector | |
| CN103628583A (en) | Assembled type movable blast wall | |
| CN203008399U (en) | Protective shed for isolating flying stones | |
| CN202073325U (en) | Combined type sizing outer wall safety net | |
| CN210892889U (en) | Multifunctional portal protection device for tunnel portal blasting excavation | |
| CN106758862B (en) | Lattice tubular tower and frame peace tears platform open | |
| CN106315477A (en) | Lifting basket for high-altitude work | |
| CN108894534B (en) | Sintering desulfurization plant modular dismantling method | |
| CN205046827U (en) | Movable slope face operation construction platform | |
| CN103321438B (en) | A kind of modular protection marguise of large cantilever being applicable to high-building construction | |
| CN104358328B (en) | All-steel four-steel pipe multistage mountable overlong buckling-restrained brace | |
| CN210828394U (en) | High-rise building demolishs device | |
| CN204024063U (en) | A kind of sand pond dustproof construction of job site | |
| CN206801077U (en) | A kind of external wall construction ballistic support structure | |
| CN112343359A (en) | High-rise building demolishs device | |
| CN101967903A (en) | Basic guide rail for helicopter assembly transmission line iron tower leg section | |
| KR101317384B1 (en) | The hoisting and installing method and apparatus of wind turbines by using the self tower | |
| CN103334433A (en) | Pile pulling construction method | |
| CN202125060U (en) | Simple punching frame | |
| CN203201164U (en) | Tool type guard bar for construction site | |
| CN203308109U (en) | External carrying net device | |
| CN201687190U (en) | Protective structure for timber support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20141231 |
|
| EXPY | Termination of patent right or utility model |