CN219934815U - Foundation pit earth and stone side blasting protective equipment - Google Patents
Foundation pit earth and stone side blasting protective equipment Download PDFInfo
- Publication number
- CN219934815U CN219934815U CN202321415909.4U CN202321415909U CN219934815U CN 219934815 U CN219934815 U CN 219934815U CN 202321415909 U CN202321415909 U CN 202321415909U CN 219934815 U CN219934815 U CN 219934815U
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- protection
- blasting
- groups
- clamping piece
- fixedly connected
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- 238000005422 blasting Methods 0.000 title claims abstract description 88
- 239000004575 stone Substances 0.000 title claims abstract description 40
- 230000001681 protective effect Effects 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000011435 rock Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 11
- 239000010959 steel Substances 0.000 abstract description 11
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000004880 explosion Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
Abstract
The utility model provides foundation pit earth and stone side blasting protection equipment, belongs to the technical field of earth and stone side blasting, and aims to solve the problems that the impact waves generated by the existing blasting directly act on a steel wire net, so that the force born by the steel wire net is large and looseness is easy to occur; comprising the following steps: the protection support column, the protection support frame, the protection driving hydraulic cylinder, the blasting protection mechanism and the protection connecting piece; the protective support frame is fixedly connected above the protective support column; the protection driving hydraulic cylinder is fixedly connected to the middle position above the protection support frame; the blasting protection mechanism is arranged below the protection support frame; the protection connecting pieces are connected to the inner sides of the four groups of protection support columns in a sliding manner, and the protection connecting pieces are provided with a plurality of groups of circular hole structures; the utility model realizes the offset of the shock wave generated by blasting, reduces the impact generated by blasting and ensures the safety of earth and stone blasting.
Description
Technical Field
The utility model belongs to the technical field of earth and stone blasting, and particularly relates to earth and stone blasting protection equipment for a foundation pit.
Background
When the excavation of the building foundation pit is carried out, when more soil and stone structures exist in a building planning area, a blasting mode is generally used for destroying soil and stone media, and when the existing foundation pit is blasted around a building, a steel wire protection net is generally used for paving the foundation pit to a blasting position so as to block and protect flying stones generated by blasting.
The prior application number is: the utility model relates to a kind of foundation ditch earth and stone side blasting protective equipment, apply to the field of earth and stone side blasting, it includes two support columns, two support columns are fixed on ground through the fixed mechanism, connect with the main protective quilt between two support columns; one side of the main protection quilt is a blasting area, and the other side of the main protection quilt is a protection area; the two support columns are connected with extension rods through sliding mechanisms, the extension rods can slide along the axial direction of the support columns through the sliding mechanisms, and an auxiliary protection quilt is connected between the two extension rods; the auxiliary protection quilt can be moved to the upper part of the main protection quilt and positioned on one side of the protection area by sliding the two extension rods, and the two extension rods are bent and extended towards one side of the protection area and are connected with the support columns through the tensioning mechanism. The utility model has the effects of protecting the flying stone and protecting equipment and personnel outside the blasting area, thereby reducing the possibility of safety accidents.
Based on the above, current foundation ditch earth and stone side blasting protector makes the steel wire net directly laminate to the blasting position generally when laying, leads to when blasting, and the shock wave that the blasting produced directly acts on the steel wire net, leads to the steel wire net to bear the power great, takes place not hard up easily, in case the steel wire net takes place not hard up, the flint that the blasting produced is collapsed easily and is flown, exists the potential safety hazard.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the foundation pit earth and stone side blasting protection equipment, so as to solve the problems that when the existing foundation pit earth and stone side blasting protection device is paved, a steel wire mesh is generally directly attached to a blasting position, so that during blasting, shock waves generated by blasting directly act on the steel wire mesh, the force born by the steel wire mesh is large, looseness is easy to occur, and once the steel wire mesh loosens, flystones generated by blasting are easy to collapse and have potential safety hazards.
The purpose and the efficacy of the foundation pit earth and stone side blasting protection equipment are achieved by the following specific technical means:
foundation ditch earth and stone side blasting protective equipment includes: the protection support column, the protection support frame, the protection driving hydraulic cylinder, the blasting protection mechanism and the protection connecting piece;
the protective support frame is fixedly connected above the protective support column;
the protection driving hydraulic cylinder is fixedly connected to the middle position above the protection support frame;
the blasting protection mechanism is arranged below the protection support frame;
the protection connecting piece sliding connection is in the inboard of four sets of protection support columns, and the protection connecting piece is provided with multiunit circular hole structure.
Further, the protection support column includes: a mounting base;
the installation base is provided with four groups altogether, and four groups of installation bases are circular cone-shaped structures, and four groups of installation bases are welded connection respectively in the below of protection support column.
Further, the protective support column further comprises: the side protection plate is connected with the energy-absorbing spring;
the side protection plates are provided with a plurality of groups, and the plurality of groups of side protection plates are respectively and fixedly connected to the outer sides of the protection support columns;
the connecting energy-absorbing springs are provided with a plurality of groups, and two ends of each group of connecting energy-absorbing springs are respectively and fixedly connected to the inner sides of the side protection plates.
Further, the explosion protection mechanism comprises: the protection is connected with the base and the protection driving groove;
the protection connection base is fixedly connected below a piston rod of the protection driving hydraulic cylinder;
the protection drive groove is provided with two groups altogether, and two groups of protection drive grooves are respectively arranged on the front side and the rear side of the protection connection base.
Further, the explosion protection mechanism further comprises: the device comprises a first clamping piece, a second clamping piece, a protection fixing seat and a protection triggering piece;
the first clamping piece is hinged to the front end below the protective connecting base;
the second clamping piece is hinged to the rear end of the lower part of the protective connecting base, and the second clamping piece is hinged to the first clamping piece;
the protection fixing seat is welded above the protection connecting piece, the protection fixing seat is of a T-shaped table-shaped structure, and the lower ends of the first clamping piece and the second clamping piece are respectively arranged on the left side and the right side of the protection fixing seat;
the protection triggering pieces are provided with two groups, and the two groups of protection triggering pieces are respectively and fixedly connected below the protection connection base.
Further, the explosion protection mechanism further comprises: a water bladder member;
the water sac piece is fixedly connected below the protection connecting piece.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arrangement of the mounting base, when the surrounding earthwork of the building is required to be blasted, the mounting base is inserted into the periphery of the blasted position, so that the mounting of the whole protection device is facilitated, and the stability of the protection device is ensured.
According to the utility model, by arranging the connecting energy-absorbing spring, when blasting is carried out on the earth and stone, the flying stone generated by the blasting impacts the side protection plate, the side protection plate is impacted to block the flying stone, and meanwhile, the connecting energy-absorbing spring realizes buffering and energy absorption on the side protection plate, so that the service life of the whole protection device is ensured.
According to the utility model, through the arrangement of the blasting protection mechanism, when the earth and rock blasting is required to be protected, the protection driving hydraulic cylinder is opened at the moment, the protection driving hydraulic cylinder drives the piston rod to move upwards, the piston rod of the protection driving hydraulic cylinder moves upwards to drive the protection connecting base to move upwards, the protection connecting base moves upwards to drive the first clamping piece and the second clamping piece to move upwards, the first clamping piece and the second clamping piece move upwards to drive the protection fixing seat to move upwards, the protection fixing seat moves upwards to drive the protection connecting piece to move upwards, when the first clamping piece and the second clamping piece move upwards to be in contact with the protection triggering piece, the first clamping piece and the second clamping piece are opened at the moment, the protection connecting piece moves downwards under the dead weight at the moment, the protection connecting piece moves downwards to cover the blasting position, and meanwhile, the downward movement of the protection connecting piece and the impact wave generated by blasting are mutually offset, so that the impact generated by blasting is reduced, and the safety of the earth and rock blasting is ensured.
According to the utility model, through the arrangement of the water bag part, when the protective connecting part moves downwards under the dead weight, the protective connecting part moves downwards to drive the water bag part to move downwards, the water bag part moves downwards to be in contact with flying stones generated by blasting, at the moment, the water bag part is punctured, the water in the water bag part realizes the dust fall function of the blasting position, and the protection of the environment during blasting of the earth and stone is ensured.
The utility model ensures the stability of the protection device, realizes the buffering and energy absorption of the side protection plate, ensures the service life of the whole protection device, realizes the counteracting of shock waves generated by blasting, reduces the impact generated by blasting, ensures the safety of the blasting of the earth and stone, realizes the dust falling function of the blasting position and ensures the protection of the environment during the blasting of the earth and stone.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic view of the structure of the side shield of the present utility model.
FIG. 3 is a schematic view of the water bladder member of the present utility model.
Fig. 4 is a schematic structural view of the explosion protection mechanism of the present utility model.
Fig. 5 is a schematic view of the structure of the protective driving slot of the present utility model.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a protective support column; 101. a mounting base; 102. a side shield; 103. connecting an energy absorption spring; 2. a protective support frame; 3. a protective driving hydraulic cylinder; 4. a blasting protection mechanism; 401. a protective connecting base; 402. a protective driving groove; 403. a first clamping member; 404. a second clamping member; 405. a protection fixing seat; 406. a protective trigger; 407. a water bladder member; 5. a guard connection.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 5:
the utility model provides a blasting protection device for earth and stone sides of a foundation pit, which comprises the following components: the protection support column 1, the protection support frame 2, the protection driving hydraulic cylinder 3, the explosion protection mechanism 4 and the protection connecting piece 5;
the protective support frame 2 is fixedly connected above the protective support column 1;
the protection driving hydraulic cylinder 3 is fixedly connected to the middle position above the protection support frame 2;
the blasting protection mechanism 4 is arranged below the protection support frame 2;
the protection connecting piece 5 sliding connection is in the inboard of four sets of protection support columns 1, and protection connecting piece 5 is provided with multiunit circular hole structure.
Wherein, protection support column 1 is including: a mounting base 101;
the four groups of mounting bases 101 are arranged in total, the four groups of mounting bases 101 are of conical structures, the four groups of mounting bases 101 are respectively welded and connected below the protective support column 1, in use, when the surrounding earthwork of a building needs to be blasted, the mounting bases 101 are inserted into the periphery of the blasted position at the moment, so that the mounting of the whole protective device is facilitated, and the stability of the protective device is ensured.
Wherein, protection support column 1 still includes: a side shield 102 and a connecting energy absorbing spring 103;
the side protection plates 102 are provided with a plurality of groups, and the plurality of groups of side protection plates 102 are respectively fixedly connected to the outer sides of the protection support columns 1;
the connecting energy-absorbing springs 103 are provided with a plurality of groups, two ends of the plurality of groups of connecting energy-absorbing springs 103 are respectively and fixedly connected to the inner sides of the side protection plates 102, when in use, during blasting of the earth and stone, flying stones generated by blasting impact the side protection plates 102, the side protection plates 102 are impacted to block flying stones, meanwhile, the connecting energy-absorbing springs 103 realize buffering energy absorption on the side protection plates 102, and the service life of the whole protection device is guaranteed.
Wherein, the blasting protection mechanism 4 comprises: a shield connection base 401 and a shield drive slot 402;
the protection connection base 401 is fixedly connected below a piston rod of the protection driving hydraulic cylinder 3;
the protection drive groove 402 is provided with two sets of altogether, and two sets of protection drive grooves 402 are offered respectively in the front and back both sides of protection connection base 401, in use, when needs are exploded to earth and stone side and are protected, opens protection drive pneumatic cylinder 3 this moment, and protection drive pneumatic cylinder 3 drives the piston rod and upwards moves, and the piston rod of protection drive pneumatic cylinder 3 upwards moves and drives protection connection base 401 and upwards moves, and protection connection base 401 upwards moves and realizes the drive function.
Wherein, the blasting protection machanism 4 still includes: the first clamping piece 403, the second clamping piece 404, the protection fixing seat 405 and the protection triggering piece 406;
the first clamping piece 403 is hinged to the front end of the lower part of the protective connecting base 401;
the second clamping piece 404 is hinged at the rear end below the protective connecting base 401, and the second clamping piece 404 is hinged with the first clamping piece 403;
the protection fixing seat 405 is welded above the protection connecting piece 5, the protection fixing seat 405 is of a T-shaped table-shaped structure, and the lower ends of the first clamping piece 403 and the second clamping piece 404 are respectively arranged on the left side and the right side of the protection fixing seat 405;
the protection triggering pieces 406 are provided with two groups, the two groups of protection triggering pieces 406 are respectively and fixedly connected below the protection connection base 401, in use, when the protection is required to be carried out on the earth and stone blasting, the protection driving hydraulic cylinder 3 is opened at the moment, the protection driving hydraulic cylinder 3 drives the piston rod to move upwards, the piston rod of the protection driving hydraulic cylinder 3 moves upwards to drive the protection connection base 401 to move upwards, the protection connection base 401 moves upwards to drive the first clamping piece 403 and the second clamping piece 404 to move upwards, the first clamping piece 403 and the second clamping piece 404 move upwards to drive the protection fixing seat 405 to move upwards, when the first clamping piece 403 and the second clamping piece 404 move upwards to be in contact with the protection triggering piece 406, the first clamping piece 403 and the second clamping piece 404 are opened at the moment, the protection connection piece 5 moves downwards under the dead weight at the moment, the protection connection piece 5 moves downwards to cover the blasting position, meanwhile, the downward movement of the protection connection piece 5 and the impact waves generated by blasting are offset each other, the impact generated by blasting is reduced, and the safety of the blasting of the earth and stone blasting is ensured.
Wherein, the blasting protection machanism 4 still includes: a water bladder 407;
the water sac member 407 is fixedly connected below the protection connecting member 5, when the soil and stone side blasting is required to be protected, the protection driving hydraulic cylinder 3 is opened at the moment, the protection driving hydraulic cylinder 3 drives the piston rod to move upwards, the piston rod of the protection driving hydraulic cylinder 3 moves upwards to drive the protection connecting base 401 to move upwards, the protection connecting base 401 moves upwards to drive the first clamping member 403 and the second clamping member 404 to move upwards, the first clamping member 403 and the second clamping member 404 move upwards to drive the protection fixing seat 405 to move upwards, the protection fixing seat 405 moves upwards to drive the protection connecting member 5 to move upwards, when the first clamping member 403 and the second clamping member 404 move upwards to be in contact with the protection triggering member 406, at the moment, the first clamping member 403 and the second clamping member 404 are opened, at the moment, the protection connecting member 5 moves downwards to drive the water sac member 407 to move downwards, at the moment, the water inside the water sac member 407 is pricked, the dust fall function of the blasting position is realized, and the protection of the environment during the soil and stone side blasting is ensured.
Specific use and action of the embodiment:
firstly, when blasting is carried out on the earth and stone side, the flying stone generated by the blasting impacts the side protection plate 102, the side protection plate 102 is impacted to block the flying stone, and meanwhile, the energy absorption spring 103 is connected to buffer and absorb energy on the side protection plate 102, so that the service life of the whole protection device is ensured.
Then, when the earth and stone side blasting is required to be protected, the protection driving hydraulic cylinder 3 is opened at this time, the protection driving hydraulic cylinder 3 drives the piston rod to move upwards, the piston rod of the protection driving hydraulic cylinder 3 moves upwards to drive the protection connection base 401 to move upwards, the protection connection base 401 moves upwards to drive the first clamping piece 403 and the second clamping piece 404 to move upwards, the first clamping piece 403 and the second clamping piece 404 move upwards to drive the protection fixing base 405 to move upwards, the protection fixing base 405 moves upwards to drive the protection connection piece 5 to move upwards, when the first clamping piece 403 and the second clamping piece 404 move upwards to be in contact with the protection triggering piece 406, at this time, the first clamping piece 403 and the second clamping piece 404 are opened, at this time, the protection connection piece 5 moves downwards under the dead weight, the protection connection piece 5 moves downwards to realize the coverage of the blasting position, and the impact wave generated by blasting is mutually offset, the impact generated by blasting is reduced, the safety of the earth and stone side blasting is guaranteed, and at the same time, the protection connection piece 5 moves downwards to drive the water bag piece to move downwards, when the water bag 407 moves downwards to be in contact with the blasting triggering piece 406, the water bag 407 moves downwards, and the water bag is broken by the blasting piece, and the function of the inside of the blasting is guaranteed.
Claims (6)
1. Foundation ditch earth and stone side blasting protective equipment, its characterized in that includes: the protection support column (1), the protection support frame (2), the protection driving hydraulic cylinder (3), the blasting protection mechanism (4), the protection connection base (401) and the protection connection piece (5); the protection support frame (2) is fixedly connected above the protection support column (1); the protection driving hydraulic cylinder (3) is fixedly connected to the middle position above the protection support frame (2); the blasting protection mechanism (4) is arranged below the protection support frame (2); the protection connection base (401) is fixedly connected below a piston rod of the protection driving hydraulic cylinder (3); the protection connecting piece (5) is connected to the inner sides of the four groups of protection support columns (1) in a sliding mode, and the protection connecting piece (5) is provided with a plurality of groups of circular hole structures.
2. The foundation pit earth-rock blasting protecting apparatus of claim 1, wherein: the protective support column (1) comprises: a mounting base (101); the four groups of mounting bases (101) are respectively welded below the protective support column (1), and the four groups of mounting bases (101) are respectively welded below the protective support column (1).
3. The foundation pit earth-rock blasting protecting apparatus of claim 1, wherein: the protective support column (1) further comprises: a side protection plate (102) and a connecting energy-absorbing spring (103); the side protection plates (102) are provided with a plurality of groups, and the side protection plates (102) are respectively and fixedly connected to the outer sides of the protection support columns (1); the connecting energy-absorbing springs (103) are provided with a plurality of groups, and two ends of each group of connecting energy-absorbing springs (103) are respectively and fixedly connected to the inner sides of the side protection plates (102).
4. The foundation pit earth-rock blasting protecting apparatus of claim 1, wherein: the blasting protection mechanism (4) comprises: a guard drive slot (402); the two groups of protection driving grooves (402) are formed in the front side and the rear side of the protection connection base (401) respectively, and the two groups of protection driving grooves (402) are formed in the front side and the rear side of the protection connection base.
5. The foundation pit earth-rock blasting protecting apparatus of claim 1, wherein: the blasting protection mechanism (4) further comprises: the device comprises a first clamping piece (403), a second clamping piece (404), a protection fixing seat (405) and a protection triggering piece (406); the first clamping piece (403) is hinged to the front end below the protective connecting base (401); the second clamping piece (404) is hinged at the rear end below the protective connecting base (401), and the second clamping piece (404) is hinged with the first clamping piece (403); the protection fixing seat (405) is welded above the protection connecting piece (5), the protection fixing seat (405) is of a T-shaped table-shaped structure, and the lower ends of the first clamping piece (403) and the second clamping piece (404) are respectively arranged on the left side and the right side of the protection fixing seat (405); the two groups of protection triggering pieces (406) are arranged in total, and the two groups of protection triggering pieces (406) are respectively and fixedly connected below the protection connection base (401).
6. The foundation pit earth-rock blasting protecting apparatus of claim 1, wherein: the blasting protection mechanism (4) further comprises: a water bladder member (407); the water bag part (407) is fixedly connected below the protection connecting part (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415909.4U CN219934815U (en) | 2023-06-06 | 2023-06-06 | Foundation pit earth and stone side blasting protective equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415909.4U CN219934815U (en) | 2023-06-06 | 2023-06-06 | Foundation pit earth and stone side blasting protective equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219934815U true CN219934815U (en) | 2023-10-31 |
Family
ID=88496534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321415909.4U Active CN219934815U (en) | 2023-06-06 | 2023-06-06 | Foundation pit earth and stone side blasting protective equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219934815U (en) |
-
2023
- 2023-06-06 CN CN202321415909.4U patent/CN219934815U/en active Active
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