CN214701978U - Movable type explosion-proof flyrock breaking device - Google Patents
Movable type explosion-proof flyrock breaking device Download PDFInfo
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- CN214701978U CN214701978U CN202120677779.6U CN202120677779U CN214701978U CN 214701978 U CN214701978 U CN 214701978U CN 202120677779 U CN202120677779 U CN 202120677779U CN 214701978 U CN214701978 U CN 214701978U
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Abstract
The utility model discloses a portable explosion-proof flyrock device, including skeleton roof beam, apron, track, motor, the skeleton roof beam is rectangular block, the apron is installed on the top surface of skeleton roof beam, and is the same with the top surface size of skeleton roof beam, the track includes two at least, and these two rail mounting on two parallel crown beams of basic pit length axial, the skeleton roof beam passes through steel pulley and track sliding connection to make the apron cover at least to the foundation ditch formation between two parallel crown beams. The utility model adopts the mode of combining rigidity and flexibility to cover the foundation pit, thereby shielding the flying stones, avoiding the secondary splashing generated by the collision of the flying stones with the thick steel plate and improving the safety of the construction site; the electric control is arranged to adjust the position of the protection, so that the danger of high-altitude falling of a manual push-pull device is avoided, and the construction progress is accelerated; the plurality of layers of framework beams with height difference are arranged and can be laminated together, and a transportation space is reserved for other processes to the greatest extent.
Description
Technical Field
The utility model belongs to the technical field of blasting safety technique and safeguard measure, specifically speaking relates to a portable explosion-proof broken flyrock device.
Background
The subway construction force is gradually improved due to the continuous development of urban rail transit construction, the ground transportation pressure of the constructed subway is reduced to the maximum extent, the life and the travel of urban residents are more convenient, and the urban subway construction is supported by the masses of people. However, a series of technical problems exist in the subway construction process, and in the busy city district, the height and direction of flying stones splashing are difficult to predict due to different blasting forces of individual flying stones generated in the station foundation pit blasting construction process, the flying stones splashing can damage surrounding structures, pedestrians and the like, and great potential safety hazards exist.
In view of this, the present invention is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a portable explosion-proof flyrock device, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic design is:
the movable explosion-proof flyrock breaking device comprises a framework beam, cover plates and rails, wherein the framework beam is in a rectangular block shape, the cover plates are arranged on the top surface of the framework beam and are the same as the top surface of the framework beam in size, the rails at least comprise two rails, the two rails are arranged on two parallel crown beams in the long axial direction of a foundation pit, and the framework beam is in sliding connection with the rails through steel pulleys so that the cover plates at least cover the foundation pit between the two parallel crown beams.
The framework beam is connected with the steel pulleys through the supporting legs, the motor is installed on one side, far away from the foundation pit wall, of the supporting legs, and the motor is in driving connection with the steel pulleys.
Furthermore, the cover plate comprises three layers, wherein the three layers are respectively a thick steel plate, a second steel wire mesh layer and a first steel wire mesh layer which are arranged in a stacked mode from bottom to top, and the first steel wire mesh layer and the second steel wire mesh layer are fixed on the thick steel plate.
Furthermore, first steel wire mesh layer and second steel wire mesh layer are formed by a plurality of steel wire meshes in a splicing mode, and first steel wire mesh layer and second steel wire mesh layer are installed on the thick steel plate in a staggered joint overlapping mode.
Furthermore, the framework beam is formed by crosswise welding a plurality of longitudinal I-beams and a plurality of transverse I-beams.
Further, the track is the channel-section steel track, orbital both ends all are equipped with the car bumper that prevents the steel pulley derail.
Furthermore, the number of the framework beams is 2N, and the 2N tracks are all arranged in parallel; the framework beams are arranged in a stacked mode, the height difference distance is reserved between every two framework beams, and the track distance of the upper layer of framework beams is larger than the track distance of the lower layer of framework beams.
After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.
The utility model discloses a steel plate and double-deck wire net, rigidity and flexible combination's mode shelter from the foundation ditch, have not only sheltered from flying stone, have also avoided flying stone to hit the secondary that the steel plate produced and splash, have reduced the injury that flying stone led to the fact personnel and building on every side, have improved job site's security.
The utility model discloses a motor drive's steel pulley can be according to blasting, excavation, the different operating condition of slagging tap, and electric adjustment protection position has avoided artifical push-and-pull device probably to have the danger that the high altitude falls, and reduction personnel cost reduces the time of blasting operation for the construction progress.
The utility model discloses can set up a plurality of layers of skeleton roof beam, each other have the difference in height between a plurality of layers of skeleton roof beam, can overlap together a plurality of skeleton roof beams through orbital roll, reduce the use in space, can leave the allocation and transportation space for other processes by the at utmost.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a schematic top view of an embodiment of the present invention;
FIG. 2 is a sectional view of an embodiment of the present invention;
FIG. 3 is a schematic view of a cover plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of a steel pulley connection according to an embodiment of the present invention;
fig. 5 is a schematic top view of a second structure according to an embodiment of the present invention;
fig. 6 is a sectional view of the second structure of the embodiment of the present invention.
In the figure: 1. a vehicle bumper; 2. a track; 3. a motor; 4. a steel pulley; 5. transverse I-shaped steel; 6. a cover plate; 7. a screw; 8. longitudinal I-shaped steel; 9. a thick steel plate; 10. steel wire mesh; 11. a framework beam; 10-1, a first steel wire mesh layer; 10-2, a second steel wire mesh layer; 11-1, an upper layer of framework beam; 11-2, lower layer framework beams; 6-1, an upper cover plate; 6-2 and a lower cover plate.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1 to 4, the mobile explosion-proof flyrock breaking device according to the embodiment includes a frame beam 11, a rail 2, a cover plate 6, and a motor 3, where the frame beam 11 is formed by crosswise welding a longitudinal i-beam 8 and a transverse i-beam 5, the i-beams are welded by double-sided welding, and in order to ensure the stress of the frame at the welding point, the welding point is bound and welded by steel plates, the reinforced steel plates are welded with the peripheries of the i-beams, and the double-spliced i-beam joints are fully welded along the longitudinal direction, so that the welding is ensured to be firmer, and the supporting force of the frame beam 11 is enhanced. The track 2 is a channel steel track 2, the number of the tracks 2 is at least two, and the tracks 2 are arranged on two parallel crown beams in the long axial direction of the foundation pit, the movable range of the framework beam 11 is large, the consumed materials are the least, the cost is saved, and the construction method is more economical. Both ends of track 2 all are equipped with car bumper 1, have set up terminal equipment, effectively prevent steel pulley 4 derailment, have increased the security. The framework beam 11 is in a rectangular block shape, the framework beam 11 is in sliding connection with the track 2 through the steel pulley 4, the cover plate 6 is installed on the top surface of the framework beam 11 and is the same as the top surface of the framework beam 11 in size, so that the cover plate 6 at least covers a foundation pit between two parallel crown beams, the cover plate 6 can shield flying stones, and damage to surrounding personnel and buildings is reduced. The framework beam 11 is connected with the steel pulley 4 through a supporting leg, the motor 3 is installed on one side, far away from the foundation pit wall, of the supporting leg, and the motor 3 is in driving connection with the steel pulley 4. Through adopting electric control, avoided the danger that the eminence that artifical push-and-pull protective cover plate 6 brought falls, also reduced the waste of manpower simultaneously for the progress of engineering, the time of having practiced thrift.
The cover plate 6 comprises three layers, namely a thick steel plate 9, a second steel wire mesh layer 10-2 and a first steel wire mesh layer 10-1 which are arranged in a stacked mode from bottom to top respectively, and the first steel wire mesh layer 10-1 and the second steel wire mesh layer 10-2 are fixed on the thick steel plate 9 through screws 7. The first steel wire mesh layer 10-1 and the second steel wire mesh layer 10-2 are formed by splicing a plurality of steel wire meshes 10, the steel wire meshes 10 are sequentially paved on the upper surface of the thick steel plate 9 through screws 7 according to the maximum length and width of the steel wire meshes 10, the screws 7 can be fixed on the surface of the thick steel plate 9, and the contact positions of the screws 7 and the steel wire meshes 10 are bound well by utilizing thin steel wires. Gaps exist between the steel wire meshes 10 and 10 on the same layer, so that the first steel wire mesh layer 10-1 and the second steel wire mesh layer 10-2 are arranged on the thick steel plate 9 in a staggered overlapping mode, the free area of the connecting portion of the steel wire meshes 10 is reduced, the flexible portion is laid more comprehensively, the combination of rigidity and flexibility of the thick steel plate 9 and the steel wire meshes 10 can not only block stones splashed everywhere due to blasting, but also prevent flying stones from splashing twice due to collision with the thick steel plate 9, and the damage of the flying stones to surrounding personnel and buildings is reduced.
Example two
As shown in fig. 5 to 6, the mobile explosion-proof flyrock device according to this embodiment includes an upper layer of frame beam 11-1, a lower layer of frame beam 11-2, an upper layer of cover plate 6-1, a lower layer of cover plate 6-2, four rails 2, and a motor 3, where the upper layer of frame beam 11-1 and the lower layer of frame beam 11-2 are both rectangular blocks, and the welding manner is the same as that of the frame beam 11 in the first embodiment, and is not described herein again. The composition and installation manner of the upper cover plate 6-1 and the lower cover plate 6-2 are the same as those of the cover plate 6 in the first embodiment, and are not described herein again. The upper-layer cover plate 6-1 is arranged on the top surface of the upper-layer framework beam 11-1, the lower-layer cover plate 6-2 is arranged on the top surface of the lower-layer framework beam 11-2, two groups of tracks 2 are arranged on parallel crown beams along the long axis direction of the foundation pit, and the four tracks 2 are arranged in parallel. The upper-layer framework beam 11-1 and the lower-layer framework beam 11-2 are respectively in rolling connection with the two groups of tracks 2 through steel pulleys 4, the upper-layer framework beam 11-1 and the lower-layer framework beam 11-2 are respectively connected with the steel pulleys 4 through supporting legs, the steel pulleys 4 are driven through motors 3, and the motors 3 are arranged on one sides, far away from the foundation pit wall, of the supporting legs. The distance between the two rails 2 connected with the upper-layer framework beam 11-1 is d1, and the distance between the rails 2 connected with the lower-layer framework beam 11-2 is d2, wherein d1> d 2. The upper-layer framework beam 11-1 and the lower-layer framework beam 11-2 have a height difference, and the upper-layer framework beam 11-1 is higher than the lower-layer framework beam 11-2, so that the upper-layer framework beam 11-1 and the lower-layer framework beam 11-2 can be stacked together, and thus, when the device is applied, the lower-layer cover plate 6-2 can be driven by the motor 3 to move and is matched with the upper-layer cover plate 6-1 to shield at the same time; when the device is not needed, the lower-layer cover plate 6-2 can be moved to the position below the upper-layer cover plate 6-1 under the driving control of the motor 3, the two layers are overlapped, flying stones can be shielded, a dispatching space is reserved for other procedures, the progress of a project is accelerated, and the time is saved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.
Claims (7)
1. The utility model provides a portable explosion-proof broken flyrock device which characterized in that: the framework beam structure comprises a framework beam (11), a cover plate (6) and rails (2), wherein the framework beam (11) is in a rectangular block shape, the cover plate (6) is installed on the top surface of the framework beam (11) and is the same as the top surface of the framework beam (11), the rails (2) are at least two, the two rails (2) are installed on two parallel crown beams in the longitudinal axial direction of a foundation pit, and the framework beam (11) is in sliding connection with the rails (2) through steel pulleys (4) so that the cover plate (6) at least covers a foundation pit between the two parallel crown beams.
2. A mobile explosion-proof flyrock breaking apparatus according to claim 1, wherein: the framework beam is characterized by further comprising a motor (3), the framework beam (11) is connected with the steel pulley (4) through supporting legs, the motor (3) is installed on one side, far away from the foundation pit wall, of each supporting leg, and the motor (3) is in driving connection with the steel pulley (4).
3. A mobile explosion-proof flyrock breaking apparatus according to claim 1, wherein: the cover plate (6) comprises three layers, namely a thick steel plate (9), a second steel wire mesh layer (10-2) and a first steel wire mesh layer (10-1), which are arranged in a stacked mode from bottom to top, and the first steel wire mesh layer (10-1) and the second steel wire mesh layer (10-2) are fixed on the thick steel plate (9).
4. A mobile breakfly-stone device according to claim 3, characterized in that: the first steel wire mesh layer (10-1) and the second steel wire mesh layer (10-2) are formed by splicing a plurality of steel wire meshes (10), and the first steel wire mesh layer (10-1) and the second steel wire mesh layer (10-2) are arranged on the thick steel plate (9) in a staggered and superposed mode.
5. A mobile explosion-proof flyrock breaking apparatus according to claim 1, wherein: the framework beam (11) is formed by crosswise welding a plurality of longitudinal I-shaped steels (8) and a plurality of transverse I-shaped steels (5).
6. A mobile explosion-proof flyrock breaking apparatus according to claim 1, wherein: the track (2) is a channel steel track (2), and the two ends of the track (2) are provided with car stops (1) for preventing the steel pulleys (4) from derailing.
7. A mobile explosion-proof flyrock breaking apparatus according to claim 1, wherein: the number of the framework beams (11) is 2N, and the 2N tracks (2) are all arranged in parallel; the framework beams (11) are stacked, a height difference distance is reserved between every two framework beams (11), and the distance between the tracks (2) of the framework beams (11) on the upper layer is larger than that between the tracks (2) of the framework beams (11) on the lower layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120677779.6U CN214701978U (en) | 2021-04-01 | 2021-04-01 | Movable type explosion-proof flyrock breaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120677779.6U CN214701978U (en) | 2021-04-01 | 2021-04-01 | Movable type explosion-proof flyrock breaking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214701978U true CN214701978U (en) | 2021-11-12 |
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ID=78529530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120677779.6U Active CN214701978U (en) | 2021-04-01 | 2021-04-01 | Movable type explosion-proof flyrock breaking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214701978U (en) |
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2021
- 2021-04-01 CN CN202120677779.6U patent/CN214701978U/en active Active
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