CN210242595U - Deep foundation pit blasting construction finished product protection architecture - Google Patents
Deep foundation pit blasting construction finished product protection architecture Download PDFInfo
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- CN210242595U CN210242595U CN201921225872.2U CN201921225872U CN210242595U CN 210242595 U CN210242595 U CN 210242595U CN 201921225872 U CN201921225872 U CN 201921225872U CN 210242595 U CN210242595 U CN 210242595U
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- blasting
- guard ring
- finished product
- product protection
- guard
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- 238000005422 blasting Methods 0.000 title claims abstract description 56
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 239000004619 high density foam Substances 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 5
- 238000004873 anchoring Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 14
- 230000003139 buffering effect Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 230000006872 improvement Effects 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 12
- 238000004544 sputter deposition Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002360 explosive Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000005184 irreversible process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a deep basal pit blasting construction finished product protection architecture, including the blasting layer, the blasting powder hole has been seted up perpendicularly at the intraformational middle part of blasting, surface mounting has a fixed base on the blasting layer, fixed surface installs first guard ring on the fixed base, install second guard ring in the first guard ring, be provided with the cushion chamber between first guard ring and the second guard ring, fixed mounting has the buffer spring that six groups equidistance were arranged, second guard ring inner wall is provided with the high density foam blanket. The utility model discloses a at first guard circle and second guard circle, can play the effect of buffering at the in-process of blasting, and through the buffer chamber between first guard circle and the second guard circle and the buffer spring of buffer chamber, improvement buffering effect that can step forward increases this protection architecture's deformability.
Description
Technical Field
The utility model relates to a foundation ditch blasting technical field specifically is a deep basal pit blasting construction finished product protection architecture.
Background
With the rapid development of urban construction, efficient utilization of underground space is increasingly emphasized by people due to various requirements of underground traffic, high-rise building burial depth, civil air defense facilities and the like. When the record of the highest urban building is frequently refreshed, excavation, supporting and dismantling of large foundation pits in a complex environment become the most critical work in the early stage of building the landmark buildings, wherein safe and efficient dismantling of supporting beams is one of the most critical links in the construction process.
Compared with the traditional demolition method, the demolition method for demolishing the deep foundation pit support system has the advantages of high efficiency, short construction period, moderate cost and the like. However, since the detonation and rock breaking process of explosives is a high-speed, high-pressure and irreversible process, the blasting method is often accompanied by serious blasting vibration and flying stone hazard when a supporting beam is removed, and the blasting method inevitably causes the hazard to the safety and stability of the pit foundation, the internal semi-finished products and the adjacent buildings (structures). Therefore, a finished product protection structure for deep foundation pit blasting construction is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep basal pit blasting construction finished product protection architecture, through at first guard circle and second guard circle, can play the effect of buffering at the in-process of blasting, and buffer spring through cushion chamber between first guard circle and the second guard circle and the cushion chamber, improvement buffering effect that can step forward, increase this protection architecture's deformability, high density foam blanket through second guard circle inner wall, can play the effect of buffering to the rubble of sputtering at the in-process of blasting, because high density foam blanket matter is softer, the rubble of absorption sputtering that can be fine, and is comparatively practical, the problem that proposes in the background art has been solved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep basal pit blasting construction finished product protection architecture, includes the blasting layer, the blasting powder hole has been seted up perpendicularly to the internal middle part of blasting, surface mounting has a fixed base on the blasting layer, fixed surface installs first guard ring on the fixed base, install the second guard ring in the first guard ring, be provided with the cushion chamber between first guard ring and the second guard ring, cushion intracavity fixed mounting has the buffer spring of six equidistance arrangements, second guard ring inner wall is provided with the high density foam layer.
As a preferred embodiment of the present invention, the surface of the fixing base has screw holes, the screw holes have four groups, the screw holes are respectively disposed at four edges of the surface of the fixing base.
As an optimal implementation manner of the present invention, the screw hole is internally screwed with an anchor bolt, and the fixing base is fixedly connected with the blasting layer through the anchor bolt.
As a preferred embodiment of the present invention, the diameter of the second guard ring is smaller than that of the first guard ring.
As a preferred embodiment of the present invention, the first protection ring and the second protection ring are fixedly connected through a buffer spring.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a deep basal pit blasting construction finished product protection architecture, through at first guard circle and second guard circle, can play the effect of buffering at the in-process of blasting, and through the buffer chamber between first guard circle and the second guard circle and the buffer spring in the buffer chamber, improvement buffering effect that can step forward increases this protection architecture's deformability.
2. The utility model discloses a deep basal pit blasting construction finished product protection architecture, through the high density foam blanket of second guard ring inner wall, can play the effect of buffering to the rubble of sputtering at the in-process of blasting, because high density foam blanket geology is softer, the rubble of absorption sputtering that can be fine, it is comparatively practical.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure of the deep foundation pit blasting construction finished product protection structure of the utility model;
fig. 2 is the utility model discloses deep basal pit blasting construction finished product protection architecture overlooks the schematic structure.
In the figure: the explosive-free blasting machine comprises a screw hole 1, a fixing base 2, a first protection ring 3, a buffer cavity 4, a buffer spring 5, a second protection ring 6, a high-density foam layer 7, a blasting layer 8, an anchoring bolt 9 and a blasting explosive hole 10.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a deep basal pit blasting construction finished product protection architecture, includes blasting layer 8, blasting powder hole 10 has been seted up perpendicularly at the middle part in the blasting layer 8, surface mounting has fixed baseplate 2 on the blasting layer 8, fixed baseplate 2 goes up fixed surface installs first guard ring 3, install second guard ring 6 in the first guard ring 3, be provided with cushion chamber 4 between first guard ring 3 and the second guard ring 6, fixed mounting has six sets of equidistance buffer spring 5 of arranging in cushion chamber 4, 6 inner walls of second guard ring are provided with high density foam layer 7.
In this embodiment (please refer to fig. 1 and fig. 2), the surface of the fixing base 2 is provided with four screw holes 1, the screw holes 1 have four groups, and the four groups of screw holes 1 are respectively disposed at four corners of the surface of the fixing base 2.
In this embodiment (see fig. 1), an anchor bolt 9 is screwed into the screw hole 1, and the fixed base 2 is fixedly connected to the blasting layer 8 through the anchor bolt 9.
In this embodiment (see fig. 2), the diameter of the second guard ring 6 is smaller than that of the first guard ring 3, and the first guard ring 3 and the second guard ring 6 can play a role in buffering in the blasting process.
In this embodiment (please refer to fig. 2), the first protection ring 3 and the second protection ring 6 are fixedly connected through the buffer spring 5, and the buffer effect can be further improved and the deformation capability of the protection structure can be increased through the buffer spring 5.
It should be noted that the utility model relates to a deep foundation pit blasting construction finished product protection structure, which comprises a screw hole 1, a fixed base 2, a first protection ring 3, a buffer cavity 4, a buffer spring 5, a second protection ring 6, a high-density foam layer 7, a blasting layer 8, an anchoring bolt 9, a blasting powder hole 10, all parts are universal standard parts or parts known by technicians in the field, the structure and principle of the protection structure can be known by technical manuals or conventional test methods, when the deep foundation pit blasting construction finished product protection structure is used, the fixed base 2 is fixedly connected with the blasting layer 8 through the anchoring bolt 9, the first protection ring 3 and the second protection ring 6 can play a role of buffering in the blasting process, and the buffer cavity 4 between the first protection ring 3 and the second protection ring 6 and the buffer spring 5 in the buffer cavity 4 are arranged, the improvement buffering effect that can be further increases this protection architecture's deformability, and high density foam blanket 7 through 6 inner walls of second guard ring can play the effect of buffering to the rubble of sputtering at the in-process of blasting, because high density foam blanket 7 texture is softer, the rubble of absorption sputtering that can be fine, the result of use is comparatively ideal.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a deep basal pit blasting construction finished product protection architecture, includes blasting layer (8), its characterized in that: blasting powder hole (10) have been seted up perpendicularly to middle part in blasting layer (8), surface mounting has fixed baseplate (2) on blasting layer (8), fixed baseplate (2) last fixed surface installs first guard ring (3), install second guard ring (6) in first guard ring (3), be provided with cushion chamber (4) between first guard ring (3) and second guard ring (6), fixed mounting has buffer spring (5) that six groups equidistance were arranged in cushion chamber (4), second guard ring (6) inner wall is provided with high density foam layer (7).
2. The deep foundation pit blasting construction finished product protection structure of claim 1, wherein: screw holes (1) are formed in the surface of the fixing base (2), the screw holes (1) are four in number, and the four screw holes (1) are arranged at four edges of the surface of the fixing base (2) respectively.
3. The deep foundation pit blasting construction finished product protection structure of claim 2, wherein: the inner part of the screw hole (1) is screwed with an anchoring bolt (9), and the fixed base (2) is fixedly connected with the blasting layer (8) through the anchoring bolt (9).
4. The deep foundation pit blasting construction finished product protection structure of claim 1, wherein: the diameter of the second guard ring (6) is smaller than that of the first guard ring (3).
5. The deep foundation pit blasting construction finished product protection structure of claim 1, wherein: the first guard ring (3) and the second guard ring (6) are fixedly connected through a buffer spring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225872.2U CN210242595U (en) | 2019-07-31 | 2019-07-31 | Deep foundation pit blasting construction finished product protection architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921225872.2U CN210242595U (en) | 2019-07-31 | 2019-07-31 | Deep foundation pit blasting construction finished product protection architecture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210242595U true CN210242595U (en) | 2020-04-03 |
Family
ID=69993596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921225872.2U Active CN210242595U (en) | 2019-07-31 | 2019-07-31 | Deep foundation pit blasting construction finished product protection architecture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210242595U (en) |
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2019
- 2019-07-31 CN CN201921225872.2U patent/CN210242595U/en active Active
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