CN211876879U - Safety protection device for blasting demolition of supporting beam - Google Patents
Safety protection device for blasting demolition of supporting beam Download PDFInfo
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- CN211876879U CN211876879U CN202020490345.0U CN202020490345U CN211876879U CN 211876879 U CN211876879 U CN 211876879U CN 202020490345 U CN202020490345 U CN 202020490345U CN 211876879 U CN211876879 U CN 211876879U
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- box body
- rod
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- supporting beam
- adjusting ring
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Abstract
The utility model discloses a supporting beam blasting demolition safety protection device, which comprises a box body, wherein one side of the top end of the box body is provided with a nozzle, an extrusion plate is arranged inside the box body, one end of the extrusion plate is connected with an elastic part, the elastic piece is connected with the inner wall of the box body, the other end of the extrusion plate is fixed with the connecting rod, the connecting rod penetrates through the box body and extends to the outer side of the box body, and one end of the connecting rod, which is positioned outside the box body, is vertically fixed with the buffer plate, one side of the box body is provided with a fixing ring, an adjusting ring is inserted in the fixing ring, the fixing ring is connected with the adjusting ring in a sliding way, one end of the adjusting ring is provided with a clamping hole, a moving rod is inserted in the clamping hole, the moving rod is inserted in a limiting rod, the limiting rod is fixed on one side of the box body, and gag lever post and carriage release lever sliding connection, the utility model discloses the degradation efficiency to the dust that the blasting produced is higher, and it is more convenient to install, has improved the efficiency of demolising a supporting beam blasting.
Description
Technical Field
The utility model relates to a safety protection technical field especially relates to a supporting beam blasting demolishs safety device.
Background
At present, in the method for dismantling the deep foundation pit reinforced concrete support beam, blasting dismantling is a preferred scheme for dismantling the deep foundation pit support beam because the blasting dismantling method has the advantages of high dismantling efficiency, low cost, relative safety, environmental protection and the like. At present, the method of laying wood boards and rubber tube curtains on the upper surface of a reinforced concrete support beam or building a protective shed at the top of a foundation pit is mainly adopted to control blasting flystones, manual watering or a spraying device is additionally arranged to control blasting dust, and the traditional protection mode is complex in process, high in labor intensity, low in operation efficiency and poor in protection effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing a supporting beam blasting demolishs the safety protection device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a supporting beam blasting demolishs safety device, the power distribution box comprises a box body, top one side of box is provided with the nozzle, the inside of box is provided with the stripper plate, the one end and the elastic component of stripper plate are connected, and the inner wall connection of elastic component and box, the other end and the connecting rod of stripper plate are fixed, the connecting rod passes the box and extends to the outside of box, and the connecting rod is located the one end and the buffer board vertical fixation in the box outside, one side of box is provided with solid fixed ring, gu fixed ring interpolation is equipped with the adjusting ring, and gu fixed ring and adjusting ring sliding connection, the one end of adjusting ring is provided with the card hole, the downthehole interpolation of card is equipped with the carriage release lever, the carriage release lever is inserted and is established in.
Preferably, one end of the moving rod is vertically welded and fixed with the button, a convex block is arranged at one end of the moving rod, which is located inside the limiting rod, and the convex block is connected with the inner wall of the limiting rod in a sliding mode.
Preferably, one end of the moving rod, which is located inside the limiting rod, is sleeved with a return spring, one end of the return spring abuts against one side of the protruding block, and the other end of the return spring abuts against the inner wall of the limiting rod.
Preferably, the top end of the box body is vertically welded and fixed with an upper connecting pipeline, the upper connecting pipeline is connected with a water bag, the water bag is arranged in the box body, and the bottom end of the box body is vertically fixed with a lower connecting pipeline.
Preferably, the elastic part is an adjusting spring, one end of the adjusting spring is welded and fixed with the inner wall of the box body, and the other end of the adjusting spring is welded and fixed with one side of the extrusion plate.
Preferably, the number of the fixing rings is four, and the fixing rings are respectively welded and fixed at four corners of the box body.
The utility model has the advantages that:
1. the utility model discloses be provided with the buffer board in one side of box, the shock wave extrudees the buffer board when blasting, makes the buffer board extrude the water bag in the box through connecting rod and stripper plate, makes the water bag break and from nozzle high pressure blowout, degrades the dust that the blasting produced, owing to press out the water in the water bag by the pressure that the blasting shock wave produced, spun water pressure is bigger, and the range is farther, and is higher to the degradation efficiency of dust.
2. The utility model discloses be provided with solid fixed ring in one side of box, gu the fixed ring interpolation is equipped with the adjusting ring, during the installation, rotates the adjusting ring, makes the adjusting ring pass the protection network in blasting protection zone and fixed with it, the pulling button to make the carriage release lever pass the card hole of adjusting ring one end, fix the adjusting ring, it is more convenient to install, has improved the efficiency of demolising a supporting beam blasting.
Drawings
Fig. 1 is a front view of a supporting beam blasting demolition safety protection device provided by the utility model;
fig. 2 is a top view of the supporting beam blasting demolishing safety device provided by the utility model.
In the figure: 1 nozzle, 2 upper connecting pipes, 3 fixing rings, 4 boxes, 5 buffer plates, 6 lower connecting pipes, 7 extrusion plates, 8 elastic pieces, 9 buttons, 10 reset springs, 11 limiting rods, 12 moving rods, 13 adjusting rings and 14 connecting rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, in this embodiment, a fixing ring 3 is disposed at one side of a box 4, an adjusting ring 13 is inserted into the fixing ring 3, when the box is installed, the adjusting ring 13 is rotated to pass through and fix the adjusting ring 13 to a protection net of a blasting protection area, a button 9 is pulled, a return spring 10 is compressed to make a movable rod 12 correspond to a clamping hole at one end of the adjusting ring 13, the button 9 is released to make the movable rod 12 pass through the clamping hole at one end of the adjusting ring 13 to make the movable rod 12 and the adjusting ring 13 clamped and fixed, a plurality of boxes 4 are fixed on the protection net and connected by an upper connecting pipe 2 and a lower connecting pipe 6, water is added through the upper connecting pipe 2, a shock wave extrudes a buffer plate 5 during blasting to make the buffer plate 5 extrude the water bag in the box 4 through a connecting rod 14 and an extrusion plate 7, so that the water bag is broken and is ejected from a nozzle 1 at high pressure, the dust that produces the blasting degrades, and buffer board 5 can block the flying stone piece that most blasting produced, and cooperation elastic component 8 prevents that the flying stone piece from directly striking box 4, and extension fixture's life elastic component 8 can cushion the shock wave, prevents that the protection network from receiving too much power and collapsing.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A supporting beam blasting demolition safety protection device comprises a box body (4) and is characterized in that a nozzle (1) is arranged on one side of the top end of the box body (4), an extrusion plate (7) is arranged inside the box body (4), one end of the extrusion plate (7) is connected with an elastic piece (8), the elastic piece (8) is connected with the inner wall of the box body (4), the other end of the extrusion plate (7) is fixed with a connecting rod (14), the connecting rod (14) penetrates through the box body (4) and extends to the outer side of the box body (4), one end, located on the outer side of the box body (4), of the connecting rod (14) is vertically fixed with a buffer plate (5), a fixing ring (3) is arranged on one side of the box body (4), an adjusting ring (13) is inserted into the fixing ring (3), the fixing ring (3) is slidably connected with the adjusting ring (13), a clamping hole is formed in one end of the adjusting ring (13, the movable rod (12) is inserted in the limiting rod (11), the limiting rod (11) is fixed on one side of the box body (4), and the limiting rod (11) is connected with the movable rod (12) in a sliding mode.
2. A support beam blasting demolition safety guard according to claim 1, characterized in that one end of the moving rod (12) is vertically welded and fixed with the button (9), one end of the moving rod (12) inside the limiting rod (11) is provided with a convex block, and the convex block is connected with the inner wall of the limiting rod (11) in a sliding way.
3. A supporting beam blasting demolition safety protection device as claimed in claim 2, characterized in that one end of the moving rod (12) inside the limit rod (11) is sleeved with a return spring (10), and one end of the return spring (10) abuts against one side of the bump, and the other end of the return spring (10) abuts against the inner wall of the limit rod (11).
4. A supporting beam blasting demolition safety protection device as claimed in claim 1, wherein the top end of the box body (4) is vertically welded and fixed with an upper connecting pipe (2), the upper connecting pipe (2) is connected with a water bag, the water bag is arranged inside the box body (4), and the bottom end of the box body (4) is vertically fixed with a lower connecting pipe (6).
5. A burst support beam dismantling safety guard as claimed in claim 1, wherein the resilient member (8) is an adjustment spring, one end of which is welded to the inner wall of the housing (4) and the other end of which is welded to one side of the stripper plate (7).
6. A supporting beam blasting demolition safety guard according to claim 1, characterized in that the number of the fixing rings (3) is four, and the fixing rings (3) are respectively welded and fixed at four corners of the box body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490345.0U CN211876879U (en) | 2020-04-07 | 2020-04-07 | Safety protection device for blasting demolition of supporting beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490345.0U CN211876879U (en) | 2020-04-07 | 2020-04-07 | Safety protection device for blasting demolition of supporting beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211876879U true CN211876879U (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020490345.0U Active CN211876879U (en) | 2020-04-07 | 2020-04-07 | Safety protection device for blasting demolition of supporting beam |
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| Country | Link |
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| CN (1) | CN211876879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610023A (en) * | 2020-12-09 | 2021-04-06 | 中铁隆工程集团有限公司 | Construction method for dismantling building in existing track operation interval |
-
2020
- 2020-04-07 CN CN202020490345.0U patent/CN211876879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610023A (en) * | 2020-12-09 | 2021-04-06 | 中铁隆工程集团有限公司 | Construction method for dismantling building in existing track operation interval |
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