CN210922380U

CN210922380U - Pile foundation blasting protector

Info

Publication number: CN210922380U
Application number: CN201921979477.3U
Authority: CN
Inventors: 方佩柳; 谭焱斌; 谢孟宇
Original assignee: Shangrao Xicheng Blasting Engineering Co ltd
Current assignee: Shangrao Xicheng Blasting Engineering Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-07-03
Anticipated expiration: 2029-11-16

Abstract

The utility model discloses a pile foundation blasting protector relates to blasting articles for use technical field. This pile foundation blasting protector, including bottom plate, splashproof sack and dead lever, bottom plate top outer wall four corners department all has a support column, four through the screw fixation the support column top has same roof through the screw fixation, bottom plate top outer wall all is fixed with first spring, four along four support column departments first spring top is fixed with same buffer board, bottom plate bottom outer wall center department is opened there is the sphere groove, and the bottom plate top is opened has the pressure release hole that the equidistance link up with the sphere groove, the go-between that the equidistance distributes is all welded in the bottom plate and the roof outside, the splashproof sack both sides all have sewed up the connection rope that the equidistance distributes. The utility model discloses can play the blast hole to the pile foundation blasting effectively and play the guard action, can dissolve the pile foundation blasting effectively through the huge impact force of blast hole exhaust to prevent that the flyrock from splashing, can also dissolve the noise effectively.

Description

Pile foundation blasting protector

Technical Field

The utility model relates to a blasting articles for use technical field specifically is a pile foundation blasting protector.

Background

Blasting is a technique that utilizes the effects of compression, loosening, destruction, throwing and killing of explosives in air, water, earth and stone media or objects due to explosion to achieve the expected purpose. When the explosive package or explosive charge explodes in earth and stone medium or structure, the earth and stone medium or structure generates the phenomena of compression, deformation, damage, loosening and throwing, and the explosive package or explosive charge is mainly used for earth and stone engineering, the demolition of metal buildings and structures and the like.

Pile foundation blasting is different from ordinary blasting, and pile foundation blasting's impact force and flyrock can only discharge through the drill way of blast hole, so need protect in blast hole department in order to prevent that blast impact force from causing the injury to near blast hole equipment or personnel, at present, does not have a device that can effectively protect pile foundation blast hole in the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pile foundation blasting protector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pile foundation blasting protection device comprises a bottom plate, a splash-proof cloth bag and a fixed rod, wherein supporting columns are fixed at four corners of the outer wall of the top of the bottom plate through screws, the tops of the four supporting columns are fixed with a same top plate through screws, first springs are fixed on the outer wall of the top of the bottom plate along four supporting columns, the top of each first spring is fixed with the same buffer plate, a spherical groove is formed in the center of the outer wall of the bottom plate, the top of the bottom plate is provided with pressure relief holes which are communicated with the spherical groove at equal intervals, the outer sides of the bottom plate and the top plate are both welded with connecting rings which are distributed at equal intervals, the two sides of the splash-proof cloth bag are respectively sewed with connecting ropes which are distributed at equal intervals, the connecting ropes are bolted on the connecting rings, the bottom of the side wall of the bottom plate is provided with a mounting ring, and a plurality of fixing holes are formed in the top of the mounting ring, and the specifications of the fixing holes are matched with those of the fixing rods.

Preferably, the four corners of the buffer plate are provided with guide holes which are communicated up and down, and the four support columns are respectively limited in the four corresponding guide holes.

Preferably, the outer wall of the bottom of the top plate is fixed with second springs distributed at equal intervals through screws, the bottom ends of the second springs are fixed to the top of the buffer plate, and hanging rings are welded to the two sides of the outer wall of the top plate.

Preferably, the bottom of the fixing rod is provided with a barb, the top of the fixing rod is provided with a mounting cap, and the fixing rod, the barb and the mounting cap are of an integrally formed structure.

Preferably, the outer wall of the bottom of the buffer plate is bonded with an attraction layer, and the inner wall of the spherical groove is bonded with an asbestos layer.

Preferably, the bottom plate and the mounting ring are of an integrally formed structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a pile foundation blasting protector, when the downthehole detonator of blasting explodes, the shock wave is at first used on the bottom plate, the bottom plate carries out buffering weakening for the first time to the shock wave, then most shock wave transmits to the buffer board through the pressure release hole of spherical inslot on, it goes upward to drive the buffer board, the in-process that the buffer board went upward, deformation atress takes place for first spring and second spring, and then carry out the buffering for the second time to the shock wave, carry out the weakening protection to the shock wave effectively, the flyrock can sputter out behind the impact buffer board, setting through the splashproof sack, can prevent effectively that the flyrock from splashing, the realization is to the collection of flyrock.

(2) The utility model provides a pile foundation blasting protector, through the setting on sound absorbing layer and asbestos layer, reduces the noise that flying stone and bottom plate or buffer board striking produced, and then ensures the silence nature of device.

(3) The utility model provides a pile foundation blasting protector, can play the blast hole to the pile foundation blasting effectively and play the guard action, can dissolve pile foundation blasting through the huge impact force of blast hole exhaust effectively to prevent that the flyrock from splashing, can also dissolve the noise effectively.

Drawings

Fig. 1 is a schematic view of a partial section structure of the splash-proof cloth bag of the present invention when the splash-proof cloth bag is not installed;

FIG. 2 is a schematic bottom structure of the present invention;

fig. 3 is the structure schematic diagram of the splash-proof cloth bag of the utility model in the state of installation.

In the figure: the novel anti-splash cushion comprises a base plate 1, a support column 2, a top plate 3, a first spring 4, a buffer plate 5, a sound absorption layer 6, a guide hole 7, a second spring 8, a connecting ring 9, a splash-proof cloth bag 10, a mounting ring 11, a fixing hole 12, a fixing rod 13, a barb 14, a spherical groove 15, an asbestos layer 16, a pressure relief hole 17 and a hanging ring 18.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a pile foundation blasting protection device comprises a bottom plate 1, a splash-proof cloth bag 10 and a fixed rod 13, wherein support columns 2 are fixed at four corners of the outer wall of the top of the bottom plate 1 through screws, a same top plate 3 is fixed at the tops of the four support columns 2, first springs 4 are fixed on the outer wall of the top of the bottom plate 1 along the four support columns 2, a same buffer plate 5 is fixed at the tops of the four first springs 4, a spherical groove 15 is formed in the center of the outer wall of the bottom plate 1, pressure relief holes 17 which are communicated with the spherical groove 15 at equal intervals are formed in the top of the bottom plate 1, connecting rings 9 which are distributed at equal intervals are welded on the outer sides of the bottom plate 1 and the top plate 3, connecting ropes which are distributed at equal intervals are sewn on two sides of the splash-proof cloth bag 10 and are bolted on the connecting rings 9, a mounting ring 11 is arranged at the bottom, guide hole 7 that link up from top to bottom is all opened to 5 four corners departments of buffer board, four support columns 2 are spacing respectively in four corresponding guide holes 7, 3 bottom outer walls of roof have the second spring 8 that the equidistance distributes through the screw fixation, and the bottom mounting of second spring 8 is in 5 tops of buffer board, 3 top outer wall both sides departments of roof have all welded rings 18, dead lever 13 bottom is equipped with barb 14, and dead lever 13 top is equipped with the installation cap, dead lever 13, barb 14 and installation cap are the integrated into one piece structure, 5 bottom outer walls of buffer board bond and have

attraction layer

6, 15 inner walls of sphere groove bond and have asbestos layer 16, bottom plate 1 and collar 11 are the integrated into one piece structure.

The working principle is as follows: hoisting the hoisting ring 18 by using a hoisting device, conveying the utility model to the blasting hole of pile foundation blasting, nailing the fixed rod 13 into the fixed hole 12 to complete installation and fixation, when the detonator in the blasting hole explodes, the shock wave firstly acts on the bottom plate 1, the bottom plate 1 buffers and weakens the shock wave for the first time, then most of the shock wave is transmitted to the buffer plate 5 through the pressure relief hole 17 in the spherical groove 15 to drive the buffer plate 5 to go upwards, in the process of going upwards of the buffer plate 5, the first spring 6 and the second spring 8 generate deformation stress, and further buffer the shock wave for the second time, effectively weaken and protect the shock wave, the flying stones can be sputtered after impacting the buffer plate 5, the flying stones can be effectively prevented from splashing by arranging the splash-proof cloth bag 10, the collection of the flying stones is realized, and the noise generated by the impact of the flying stones with the bottom plate 1 or the buffer plate 5 is reduced by arranging the sound absorption layer 6 and the asbestos layer 16, and then the silence of guarantee device synthesizes above, and this device can play the blast hole to pile foundation blasting effectively and play the guard action, can effectively dissolve pile foundation blasting through the huge impact force of blast hole exhaust to prevent that the flyrock from splashing, can also effectively dissolve the noise.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pile foundation blasting protector, includes bottom plate (1), splashproof sack (10) and dead lever (13), its characterized in that: the anti-splash packing box is characterized in that supporting columns (2) are fixed at four corners of the outer wall of the top of the bottom plate (1) through screws, four supporting columns (2) are fixed at the top of the same top plate (3) through screws, first springs (4) are fixed at the outer wall of the top of the bottom plate (1) along the four supporting columns (2), four first springs (4) are fixed at the top of the same buffer plate (5), spherical grooves (15) are formed in the center of the outer wall of the bottom plate (1), pressure relief holes (17) which are communicated with the spherical grooves (15) at equal intervals are formed in the top of the bottom plate (1), connecting rings (9) which are distributed at equal intervals are welded on the outer sides of the bottom plate (1) and the top plate (3), connecting ropes which are distributed at equal intervals are sewn on the two sides of the anti-splash packing bag (10), the connecting ropes are bolted, and a plurality of fixing holes (12) are formed in the top of the mounting ring (11), and the specifications of the fixing holes (12) are matched with those of the fixing rod (13).

2. The pile foundation blast protector of claim 1, wherein: four corners of the buffer plate (5) are provided with guide holes (7) which are communicated up and down, and the four support columns (2) are respectively limited in the four corresponding guide holes (7).

3. The pile foundation blast protector of claim 1, wherein: roof (3) bottom outer wall passes through the screw fixation and has second spring (8) that the equidistance distributes, and the bottom mounting in buffer board (5) top of second spring (8), rings (18) have all been welded in roof (3) top outer wall both sides department.

4. The pile foundation blast protector of claim 1, wherein: the fixing rod (13) is provided with a barb (14) at the bottom, the top of the fixing rod (13) is provided with a mounting cap, and the fixing rod (13), the barb (14) and the mounting cap are of an integrally formed structure.

5. The pile foundation blast protector of claim 1, wherein: the outer wall of the bottom of the buffer plate (5) is bonded with an attraction layer (6), and the inner wall of the spherical groove (15) is bonded with an asbestos layer (16).

6. The pile foundation blast protector of claim 1, wherein: the bottom plate (1) and the mounting ring (11) are of an integrally formed structure.