CN216081192U - Be used for engineering supporting beam to demolish blasting flyrock protector - Google Patents
Be used for engineering supporting beam to demolish blasting flyrock protector Download PDFInfo
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- CN216081192U CN216081192U CN202120223312.4U CN202120223312U CN216081192U CN 216081192 U CN216081192 U CN 216081192U CN 202120223312 U CN202120223312 U CN 202120223312U CN 216081192 U CN216081192 U CN 216081192U
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Abstract
The utility model belongs to the technical field of engineering support beams, and particularly relates to a protection device for demolishing blasting flying stones for an engineering support beam, which comprises a support beam body, a rubber plate, a protection plate and a damping mechanism, wherein the rubber plate is arranged on the support beam body; the rubber plate is arranged on the side wall of the support beam body; the protection plate is arranged outside the rubber plate; the damping mechanism is arranged between the rubber plate and the protection plate and comprises a first spring, a rectangular block, a fork-shaped hinged rod and a damping assembly; the first springs are provided with a plurality of springs, one end of each spring is fixedly connected to the outer side wall of the rubber plate, and the other end of each spring is fixedly connected to the inner side wall of the protection plate; the rectangular block is fixedly connected to the outer side wall of the rubber plate; the fork-shaped hinge rod is arranged between the rubber plate and the protection plate, the bottom end of the fork-shaped hinge rod extends into the rectangular block, and the top end of the fork-shaped hinge rod is fixedly connected with the damping assembly; through setting up damper, slowed down the impact force of the flying stone that the blasting produced, protected the guard plate to the life of device has been improved.
Description
Technical Field
The utility model belongs to the technical field of engineering support beams, and particularly relates to a protection device for demolishing blasting flying stones for an engineering support beam.
Background
At present, the deep foundation pit reinforced concrete supporting beam is mainly dismantled in four ways, namely manual chiseling, mechanical crushing, cutting hoisting, blasting dismantling and the like; blasting demolition is a preferred scheme for demolishing the deep foundation pit supporting beam because of the advantages of high demolition efficiency, low cost, relative safety, environmental protection and the like; however, when the explosive is used for crushing the reinforced concrete support beam, harmful effects such as flying stones, shock waves, noise, dust and the like are inevitably accompanied, potential safety hazards are brought, the surrounding environment is polluted, and strict control is required.
At present, according to the traditional blasting protection device, protection plates are paved on the upper surface and the side surface of a supporting beam to control flying stones, and due to the fact that the impact force of the flying stones is large, the protection plates can be damaged after long-term use, and the service life of the protection plates is shortened.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that the protective plates are paved on the upper surface and the side surface of the supporting beam to control the flying stones, and the protective plates are damaged after long-term use and the service life of the protective plates is shortened due to the large impact force of the flying stones, the utility model provides the device for dismantling the blasting flying stones for the engineering supporting beam.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a protection device for demolishing blasting flying stones for an engineering support beam, which comprises a support beam body, a rubber plate, a protection plate and a damping mechanism, wherein the rubber plate is arranged on the support beam body; the rubber plate is arranged on the side wall of the support beam body; the protection plate is arranged outside the rubber plate; the damping mechanism is arranged between the rubber plate and the protection plate;
the damping mechanism comprises a first spring, a rectangular block, a fork-shaped hinged rod and a damping assembly; the first springs are provided with a plurality of springs, one end of each spring is fixedly connected to the outer side wall of the rubber plate, and the other end of each spring is fixedly connected to the inner side wall of the protection plate; the rectangular block is fixedly connected to the outer side wall of the rubber plate; the fork-shaped hinge rod is arranged between the rubber plate and the protection plate, the bottom end of the fork-shaped hinge rod extends into the rectangular block, and the top end of the fork-shaped hinge rod is fixedly connected with the damping assembly; a groove is formed in the inner side wall of the protection plate; the shock absorbing assembly is disposed in the groove.
Preferably, a sliding block is connected inside the rectangular block in a sliding manner; the bottom end of the forked hinge plate is hinged on the sliding block; a second spring is arranged in the rectangular block; one end of the second spring is fixedly connected to the side wall of the sliding block, and the other end of the second spring is fixedly connected to the inner side wall of the rectangular block.
Preferably, a fixing plate is fixedly connected inside the groove; the shock absorption assembly comprises a shock absorption block, a third spring and an air bag; the damping block is connected in the groove in a sliding manner; the top end of the forked hinged plate is hinged to the side wall of the bottom end of the damping block; one end of the third spring is fixedly connected to the side wall of the fixed plate, and the other end of the third spring is fixedly connected to the side wall of the damping block; the air bag is fixedly connected to the side wall of the groove.
Preferably, an air nozzle is arranged on the side wall of the air bag.
Preferably, the inner side wall of the protection plate is fixedly connected with a water bag; a firing pin is fixedly connected to the outer side wall of the rubber plate; the striker corresponds to the water bag.
Preferably, the water bag is provided in plurality.
The utility model has the following beneficial effects:
1. according to the protection device for demolishing blasting flying stones for the engineering support beam, the fork-shaped hinge rod is arranged to push the damping block to move, so that the damping block pulls the third spring, the damping effect is achieved, the impact force of the flying stones generated by blasting is relieved, the protection plate is protected, and the service life of the protection device is prolonged.
2. According to the blasting flying stone protection device for dismantling the engineering support beam, the water bag is arranged on the inner side wall of the protection plate, and the water bag is punctured by the firing pin, so that water in the water bag flows out, dust generated by blasting is removed, and the pollution of the dust to the surrounding environment is prevented.
Drawings
The utility model will be further explained with reference to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
in the figure: 1. a support beam body; 2. a rubber plate; 21. a striker; 3. a protection plate; 31. a groove; 311. A fixing plate; 32. a water bag; 4. a damping mechanism; 41. a first spring; 42. a rectangular block; 421. a slider; 422. a second spring; 43. a forked hinge bar; 44. a shock absorbing assembly; 441. a damper block; 442. a third spring; 443. an air bag; 444. an air nozzle.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1 to 3, the blasting flyrock protective device for engineering support beam dismantling according to the present invention includes a support beam body 1, a rubber plate 2, a protective plate 3 and a damping mechanism 4; the rubber plate 2 is arranged on the side wall of the support beam body 1; the protection plate 3 is arranged outside the rubber plate 2; the damping mechanism 4 is arranged between the rubber plate 2 and the protection plate 3;
the shock-absorbing mechanism 4 comprises a first spring 41, a rectangular block 42, a forked hinge rod 43 and a shock-absorbing assembly 44; a plurality of first springs 41 are arranged, one end of each first spring is fixedly connected to the outer side wall of the rubber plate 2, and the other end of each first spring is fixedly connected to the inner side wall of the protection plate 3; the rectangular block 42 is fixedly connected to the outer side wall of the rubber plate 2; the fork-shaped hinged rod 43 is arranged between the rubber plate 2 and the protection plate 3, the bottom end of the fork-shaped hinged rod extends into the rectangular block 42, and the top end of the fork-shaped hinged rod is fixedly connected with the damping component 44; a groove 31 is formed in the inner side wall of the protection plate 3; the shock absorbing assembly 44 is arranged in the groove 31; when the support beam works, the rubber plate 2 and the protection plate 3 are arranged on the side wall of the support beam body 1; when the support beam body 1 is blasted, flying stones generated by blasting collide against the inner side wall of the rubber plate 2, and the impact force of blasting flying stones is large, so that the rubber plate 2 deforms outwards, the rectangular block 42 is extruded, the rectangular block 42 extrudes the fork-shaped hinge rod 43, the fork-shaped hinge rod 43 further acts on the damping assembly 44, and the purpose of damping is achieved; through the mode, the impact force of flying stones generated by blasting is slowed down, the protection plate 3 is protected, and therefore the service life of the device is prolonged.
As an embodiment of the present invention, a sliding block 421 is slidably connected inside the rectangular block 42; the bottom end of the fork-shaped hinge rod 43 is hinged on the sliding block 421; a second spring 422 is arranged inside the rectangular block 42; one end of the second spring 422 is fixedly connected to the side wall of the sliding block 421, and the other end is fixedly connected to the inner side wall of the rectangular block 42; when the rubber block presses the rectangular block 42, the bottom end of the forked hinge rod 43 pushes the sliding block 421 to slide in the rectangular block 42, the second spring 422 is further pressed, and the damping effect is achieved under the action of the second spring 422; through this mode for the shock attenuation effect is better.
As an embodiment of the present invention, a fixing plate 311 is fixed inside the groove 31; the damper assembly 44 includes a damper block 441, a third spring 442, and an air bladder 443; the damping block 441 is slidably connected in the groove 31; the top end of the fork-shaped hinge rod 43 is hinged on the side wall of the bottom end of the shock absorption block 441; one end of the third spring 442 is fixedly connected to the side wall of the fixing plate 311, and the other end of the third spring 442 is fixedly connected to the side wall of the damper block 441; the air bag 443 is fixedly connected to the side wall of the groove 31; in operation, the top end of the forked hinge rod 43 presses and pushes the damper block 441 to slide in the groove 31, so that the third spring 442 is pulled and the damper block 441 presses the air bag 443; the air in the air bag 443 is ejected from the air nozzle 444, so that the air is ejected to the shock absorption assembly 44, dust on the shock absorption assembly 44 is removed, the dust is prevented from affecting the use of the shock absorption assembly 44, and the third spring 442 further plays a shock absorption role.
In one embodiment of the present invention, an air nozzle 444 is disposed on a side wall of the air bag 443; as an embodiment of the present invention, a water bag 32 is fixedly connected to the inner side wall of the protection plate 3; a firing pin 21 is fixedly connected to the outer side wall of the rubber plate 2; the striker 21 corresponds to the water bag 32; as an embodiment of the present invention, the water bag 32 is provided in plurality; when the rubber plate 2 deforms outwards in operation, the striker 21 on the surface of the rubber plate is pushed, so that the striker 21 is in contact with the water bag 32, the water bag 32 is punctured, water in the water bag 32 flows out, dust generated by blasting is removed, and pollution of the dust to the surrounding environment is prevented.
The working principle is as follows: when the support beam works, the rubber plate 2 and the protection plate 3 are arranged on the side wall of the support beam body 1; when the supporting beam body 1 is blasted, flying stones generated by blasting collide against the inner side wall of the rubber plate 2, and the impact force of blasting flying stones is large, so that the rubber plate 2 deforms outwards, the rectangular block 42 is squeezed, the rectangular block 42 squeezes the forked hinge rod 43, the bottom end of the forked hinge rod 43 pushes the sliding block 421 to slide in the rectangular block 42, the second spring 422 is further squeezed, and the damping effect is achieved under the action of the second spring 422; the top end of the forked hinge rod 43 presses and pushes the damper block 441 to slide in the groove 31, thereby pulling the third spring 442 and the damper block 441 presses the air bladder 443; the gas in the air bag 443 is ejected from the air nozzle 444, so that the air is ejected to the shock absorption assembly 44, dust on the shock absorption assembly 44 is removed, the dust is prevented from affecting the use of the shock absorption assembly 44, and the third spring 442 further plays a shock absorption role; under the matching action of the rectangular block 42 and the shock absorption assembly 44, the impact force of flying stones generated by blasting is relieved, and the protection plate 3 is protected, so that the service life of the device is prolonged; when the rubber sheet 2 deforms outward, the striker 21 on the surface is pushed to make the striker 21 contact with the water bag 32 and pierce the water bag 32, so that water in the water bag 32 flows out, dust generated by blasting is removed, and pollution of the dust to the surrounding environment is prevented.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a be used for engineering supporting beam to demolish blasting flyrock protector which characterized in that: comprises a supporting beam body (1), a rubber plate (2), a protective plate (3) and a damping mechanism (4); the rubber plate (2) is arranged on the side wall of the supporting beam body (1); the protection plate (3) is arranged outside the rubber plate (2); the damping mechanism (4) is arranged between the rubber plate (2) and the protection plate (3);
the damping mechanism (4) comprises a first spring (41), a rectangular block (42), a fork-shaped hinge rod (43) and a damping assembly (44); a plurality of first springs (41) are arranged, one end of each first spring is fixedly connected to the outer side wall of the rubber plate (2), and the other end of each first spring is fixedly connected to the inner side wall of the protection plate (3); the rectangular block (42) is fixedly connected to the outer side wall of the rubber plate (2); the fork-shaped hinged rod (43) is arranged between the rubber plate (2) and the protection plate (3), the bottom end of the fork-shaped hinged rod extends into the rectangular block (42), and the top end of the fork-shaped hinged rod is fixedly connected with the damping component (44); a groove (31) is formed in the inner side wall of the protection plate (3); the dampening member (44) is disposed within the recess (31).
2. The device for protecting an engineering support beam from blasting flying stones during demolition according to claim 1, wherein: a sliding block (421) is connected inside the rectangular block (42) in a sliding manner; the bottom end of the fork-shaped hinge rod (43) is hinged on the sliding block (421); a second spring (422) is arranged in the rectangular block (42); one end of the second spring (422) is fixedly connected to the side wall of the sliding block (421), and the other end of the second spring is fixedly connected to the inner side wall of the rectangular block (42).
3. The device for protecting an engineering support beam from blasting flying stones in demolition according to claim 2, wherein: a fixing plate (311) is fixedly connected inside the groove (31); the damper assembly (44) includes a damper block (441), a third spring (442), and an air bag (443); the damping block (441) is connected in the groove (31) in a sliding manner; the top end of the fork-shaped hinge rod (43) is hinged on the side wall of the bottom end of the shock absorption block (441); one end of the third spring (442) is fixedly connected to the side wall of the fixing plate (311), and the other end of the third spring is fixedly connected to the side wall of the damping block (441); the air bag (443) is fixedly connected to the side wall of the groove (31).
4. A protection device for blasting flying stones in an engineering support beam dismantling machine according to claim 3, characterized in that: an air nozzle (444) is arranged on the side wall of the air bag (443).
5. A protection device for blasting flying stones in an engineering support beam dismantling machine according to claim 4, characterized in that: a water bag (32) is fixedly connected to the inner side wall of the protection plate (3); a firing pin (21) is fixedly connected to the outer side wall of the rubber plate (2); the striker (21) corresponds to the water bag (32).
6. A protection device for blasting flying stones in an engineering support beam dismantling machine according to claim 5, characterized in that: the water bag (32) is provided with a plurality of water bags.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120223312.4U CN216081192U (en) | 2021-01-26 | 2021-01-26 | Be used for engineering supporting beam to demolish blasting flyrock protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120223312.4U CN216081192U (en) | 2021-01-26 | 2021-01-26 | Be used for engineering supporting beam to demolish blasting flyrock protector |
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| Publication Number | Publication Date |
|---|---|
| CN216081192U true CN216081192U (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120223312.4U Active CN216081192U (en) | 2021-01-26 | 2021-01-26 | Be used for engineering supporting beam to demolish blasting flyrock protector |
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| CN (1) | CN216081192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115289931A (en) * | 2022-08-18 | 2022-11-04 | 中铁十六局集团有限公司 | Blasting flyrock protector |
-
2021
- 2021-01-26 CN CN202120223312.4U patent/CN216081192U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115289931A (en) * | 2022-08-18 | 2022-11-04 | 中铁十六局集团有限公司 | Blasting flyrock protector |
| CN115289931B (en) * | 2022-08-18 | 2023-08-15 | 中铁十六局集团有限公司 | Blasting flyrock protector |
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