CN218973348U

CN218973348U - Cofferdam blasting safety protection device

Info

Publication number: CN218973348U
Application number: CN202320011208.8U
Authority: CN
Inventors: 赵旭峰; 刘翠; 李晓明; 周少波; 于宝年; 罗锋寿; 韩宝龙; 薛少强; 常丽
Original assignee: Sinohydro Bureau 1 Co Ltd
Current assignee: Sinohydro Bureau 1 Co Ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-05
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a cofferdam blasting safety protection device which comprises a first baffle, wherein a plurality of second baffles are arranged on the first baffle, folding mechanisms are arranged at the joints of the first baffle and the second baffle, a plurality of placing grooves are formed in the front faces of the first baffle and the second baffle, a plurality of reinforcing mechanisms are arranged in the placing grooves, mounting grooves are formed in the rear sides of the first baffle and the second baffle, a plurality of mounting holes are formed in the mounting grooves, a buffer mechanism is arranged in the mounting holes, a buffer plate is arranged in the mounting grooves, and the folding mechanisms comprise first fixing rods, connecting rods and first sliding blocks. When the buffer cover is used, the first baffle plate and the second baffle plate are convenient to fold and unfold mutually, so that a protection area is prolonged, the buffer cover is convenient to transport, and meanwhile, the first baffle plate and the second baffle plate are better in stability when in use and can be effectively buffered when impacted.

Description

Cofferdam blasting safety protection device

Technical Field

The utility model relates to the technical field of safety protection devices, in particular to a cofferdam blasting safety protection device.

Background

In the field of hydraulic and hydroelectric engineering, the removal of cofferdam is an indispensable work in engineering. Blasting demolition is the most commonly used construction means for concrete cofferdams and rock-stalk cofferdams. When demolition blasting is performed, blasting flying stones tend to be easily generated to damage a main building.

Patent number CN202122681446.3 discloses a gate pier protecting device for cofferdam blasting protection, and a plurality of protecting devices are generally adopted for splicing and using when the cofferdam is blasted, so that the protecting range is enlarged, and the transportation is convenient, but the protecting devices disclosed by the patent are not easy to splice; in addition, some protection devices are directly fixed on the ground during installation, and when the blasting impact force is large, the protection devices are low in strength and easy to tip over; meanwhile, the protection device can only rigidly deform during impact resistance, and pits and the like are easy to appear on the surface of the protection device.

Disclosure of Invention

The utility model aims to provide a cofferdam blasting safety protection device which aims to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cofferdam blasting safety device, includes first baffle, be provided with a plurality of second baffles on the first baffle, first baffle and second baffle junction are provided with folding mechanism, a plurality of standing grooves have all been seted up to the front of first baffle and second baffle, just be provided with a plurality of strengthening mechanism in the standing groove, the mounting groove has all been seted up to the rear side of first baffle and second baffle, be provided with a plurality of mounting holes in the mounting groove, be provided with buffer gear in the mounting hole, be provided with the buffer board in the mounting groove.

Preferably, the folding mechanism comprises a first fixing rod, a connecting rod and a first sliding block, wherein the first fixing rod is arranged on the upper portion of the first baffle, the connecting rod is rotatably arranged on the first fixing rod, and the first sliding block is arranged at the bottom of the connecting rod.

Preferably, the reinforcing mechanism comprises a supporting plate, a reinforcing rod and a connecting plate, wherein the supporting plate is hinged to the front face of the placing groove, the reinforcing rod is arranged on the upper portion of the supporting plate, the connecting plate is arranged at the upper end of the front supporting plate of the placing groove, and the top end of the reinforcing rod is rotationally connected with the connecting plate.

Preferably, the buffer mechanism comprises a guide sleeve, a guide rod and a spring, wherein the guide sleeve is installed in the installation hole, the guide rod is slidably installed on the guide sleeve, the spring is sleeved on the guide sleeve, and one end of the spring, which is far away from the guide sleeve, is connected with the buffer plate.

Preferably, the upper ends between two adjacent second baffles are provided with folding mechanisms of the same structure, a first fixing rod in each folding mechanism is arranged on the upper portion of each second baffle, first sliding grooves are formed in the upper portions of the first baffles and the upper portions of the second baffles, first sliding blocks are in sliding connection with the first sliding grooves, one second reinforcing rods are arranged on each second baffle, and arc-shaped limiting plates are arranged on each first baffle and each second baffle.

Preferably, a plurality of second sliding grooves are formed in the inner side of the supporting plate, a second sliding block is slidably installed in the second sliding grooves, and one end of the second sliding block is connected with the reinforcing rod.

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

1. according to the utility model, the folding mechanism is arranged, so that the first baffle plate and the plurality of second baffle plates can be folded and stored conveniently during transportation, the length of the first baffle plate is reduced, the first baffle plate and the plurality of second baffle plates can be transported and stored conveniently, and the first baffle plate and the second baffle plates can be unfolded conveniently during use, so that the protection area is prolonged;

2. the utility model is convenient to improve the strength of the first baffle and the second baffle when being installed by arranging the reinforcing mechanism, prevents the first baffle and the second baffle from toppling due to overlarge impact force, and is convenient to fold by arranging the supporting plate, the first baffle and the second baffle to be hinged and arranging the placing groove, and the reinforcing mechanism can be placed in the placing groove when in transportation;

3. according to the utility model, the buffer mechanism is arranged, when the large stone bumps onto the buffer plate, the buffer is carried out through the springs, so that larger pits are prevented from being formed on the buffer plate, and the buffer plate is conveniently stored and folded through the arrangement of the mounting grooves.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 3 is a schematic view of an explosion-proof connection of the reinforcement mechanism of the present utility model;

FIG. 4 is a schematic view of a connection structure between a first baffle and a buffer plate according to the present utility model;

fig. 5 is a schematic view of the explosion-proof connection of fig. 4.

In the figure: 1. a first baffle; 2. a second baffle; 3. a folding mechanism; 31. a first fixing rod; 32. a connecting rod; 33. a first slider; 4. a reinforcing mechanism; 41. a support plate; 42. a reinforcing rod; 43. a connecting plate; 5. a mounting groove; 6. a mounting hole; 7. a buffer mechanism; 71. a guide sleeve; 72. a guide rod; 73. a spring; 8. a buffer plate; 9. a first chute; 10. a second reinforcing rod; 11. an arc limiting plate; 12. a second chute; 13. a second slider; 14. and (5) placing a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the cofferdam blasting safety protection device comprises a first baffle plate 1, wherein a plurality of second baffle plates 2 are arranged on the first baffle plate 1, a folding mechanism 3 is arranged at the joint of the first baffle plate 1 and the second baffle plate 2, a plurality of placing grooves 14 are formed in the front surfaces of the first baffle plate 1 and the second baffle plate 2, a plurality of reinforcing mechanisms 4 are arranged in the placing grooves 14, mounting grooves 5 are formed in the rear sides of the first baffle plate 1 and the second baffle plate 2, a plurality of mounting holes 6 are formed in the mounting grooves 5, a buffer mechanism 7 is arranged in the mounting holes 6, and a buffer plate 8 is arranged in the mounting grooves 5;

preferably, the folding mechanism 3 comprises a first fixing rod 31, a connecting rod 32 and a first sliding block 33, wherein the first fixing rod 31 is arranged at the upper part of the first baffle plate 1, the connecting rod 32 is rotatably arranged on the first fixing rod 31, the first sliding block 33 is arranged at the bottom of the connecting rod 32, and the folding mechanism 3 facilitates folding and unfolding between the first baffle plate 1 and the second baffle plate 2;

the reinforcing mechanism 4 comprises a supporting plate 41, a reinforcing rod 42 and a connecting plate 43, the supporting plate 41 is hinged to the front surface of the placing groove 14, the reinforcing rod 42 is arranged on the upper portion of the supporting plate 41, the connecting plate 43 is arranged at the upper end of the front surface of the placing groove 14, the top end of the reinforcing rod 42 is rotationally connected with the connecting plate 43, the connecting plate 43 is detachably connected with the first baffle plate 1 and the second baffle plate 2 through bolts, and the stability of the first baffle plate 1 and the second baffle plate 2 is higher when in use through the reinforcing mechanism 4;

the buffer mechanism 7 comprises a guide sleeve 71, a guide rod 72 and a spring 73, wherein the guide sleeve 71 is arranged in the mounting hole 6, the guide rod 72 is slidably arranged on the guide sleeve 71, the spring 73 is sleeved on the guide sleeve 71, one end of the spring 73, which is far away from the guide sleeve 71, is connected with the buffer plate 8, and the buffer mechanism 7 enables the first baffle plate 1 and the second baffle plate 2 to effectively buffer when impacted;

the upper ends between two adjacent second baffles 2 are provided with folding mechanisms 3 with the same structure, first fixing rods 31 in the folding mechanisms 3 are arranged on the upper parts of the second baffles 2, first sliding grooves 9 are formed in the upper parts of the first baffles 1 and the second baffles 2, first sliding blocks 33 are in sliding connection with the first sliding grooves 9, one second baffle 2 is provided with a second reinforcing rod 10, and the first baffles 1 and the second baffles 2 are provided with arc-shaped limiting plates 11;

a plurality of second sliding grooves 12 are formed in the inner side of the supporting plate 41, a second sliding block 13 is slidably mounted in the second sliding groove 12, one end of the second sliding block 13 is connected with a reinforcing rod 42, and the supporting plate 41 is convenient to be stored in the placing groove 14 through the second sliding groove 12 and the second sliding block 13.

Working principle: when the utility model is used, the first baffle plate 1 and the second baffle plate 2 are unfolded, the supporting plate 41 is rotated to ensure that the included angle between the first baffle plate and the first baffle plate 1 is 90 degrees, the reinforcing rod 42 is rotated to ensure that the reinforcing rod is separated from the surface of the supporting plate 41, the second sliding block 13 is slid in the second sliding groove 12 by the sliding reinforcing rod 42 until the second sliding block 13 moves to one side of the second sliding groove 12, the connecting plate 43 and the reinforcing rod 42 are rotated until the connecting plate 43 is attached to the first baffle plate 1, the connecting plate 43 is matched with the first baffle plate 1 through the bolt connection, the connection and the fixation of the reinforcing mechanism 4 on the first baffle plate 1 are realized, the connection and the fixation of the reinforcing mechanism 4 on the second baffle plate 2 are finished according to the same operation, the first baffle plate 1 and the second baffle plate 2 are enabled to have better stability when in use, then the second baffle plate 2 is pulled to ensure that the first sliding groove 9 and the first sliding block 33 are relatively slid, when the first sliding block 33 slides to one side of the first sliding groove 9, the second baffle 2 is pulled continuously, the first sliding block 33 and the connecting rod 32 are driven to rotate until the connecting rod 32 rotates from being attached to one side of the arc-shaped limiting plate 11 to being attached to the other side of the arc-shaped limiting plate 11, at the moment, the surface of the second baffle 2 and the surface of the first baffle 1 are coplanar, the second baffle 2 is pushed to move towards the direction of the first baffle 1, at the moment, the first sliding block 33 slides in the first sliding groove 9 until the second baffle 2 and the first baffle 1 are attached, the second baffle 2 is changed from a folded state to an unfolded state, then in use, when stones collide with the buffer plate 8, the impact force drives the buffer plate 8 to move along the direction of the guide rod 72, and the spring 73 compresses the impact force to buffer the impact force, so that larger pits on the buffer plate 8 are prevented.

When the utility model is used, the first baffle plate 1 and the second baffle plate 2 are convenient to fold and unfold mutually, so that the protection area is prolonged, the transportation is convenient, the stability of the first baffle plate 1 and the second baffle plate 2 is better when the utility model is used, and the first baffle plate and the second baffle plate 2 can be effectively buffered when the utility model is impacted.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a cofferdam blasting safety device, includes first baffle (1), its characterized in that: be provided with a plurality of second baffles (2) on first baffle (1), first baffle (1) and second baffle (2) junction is provided with folding mechanism (3), a plurality of standing grooves (14) have all been seted up in the front of first baffle (1) and second baffle (2), just be provided with a plurality of strengthening mechanism (4) in standing groove (14), mounting groove (5) have all been seted up to the rear side of first baffle (1) and second baffle (2), be provided with a plurality of mounting holes (6) in mounting groove (5), be provided with buffer gear (7) in mounting hole (6), be provided with buffer board (8) in mounting groove (5).

2. A cofferdam blast safety shield apparatus as set forth in claim 1, wherein: the folding mechanism (3) comprises a first fixing rod (31), a connecting rod (32) and a first sliding block (33), wherein the first fixing rod (31) is arranged on the upper portion of the first baffle plate (1), the connecting rod (32) is rotatably arranged on the first fixing rod (31), and the first sliding block (33) is arranged at the bottom of the connecting rod (32).

3. A cofferdam blast safety shield apparatus as set forth in claim 1, wherein: the reinforcing mechanism (4) comprises a supporting plate (41), a reinforcing rod (42) and a connecting plate (43), wherein the supporting plate (41) is hinged to the front face of the placing groove (14), the reinforcing rod (42) is arranged on the upper portion of the supporting plate (41), the connecting plate (43) is arranged at the upper end of the front face supporting plate (41) of the placing groove (14), and the top end of the reinforcing rod (42) is connected with the connecting plate (43) in a rotating mode.

4. A cofferdam blast safety shield apparatus as set forth in claim 1, wherein: the buffer mechanism (7) comprises a guide sleeve (71), a guide rod (72) and a spring (73), wherein the guide sleeve (71) is installed in the installation hole (6), the guide rod (72) is slidably installed on the guide sleeve (71), the spring (73) is sleeved and installed on the guide sleeve (71), and one end, far away from the guide sleeve (71), of the spring (73) is connected with the buffer plate (8).

5. A cofferdam blast safety shield apparatus as set forth in claim 2, wherein: the upper ends between two adjacent second baffles (2) are provided with folding mechanism (3) of the same structure, first dead lever (31) in folding mechanism (3) are installed on the upper portion of second baffle (2), first spout (9) have all been seted up on the upper portion of first baffle (1) and second baffle (2), just first slider (33) and first spout (9) sliding connection, one of them install second stiffening rod (10) on second baffle (2), arc limiting plate (11) are all installed on first baffle (1) and second baffle (2).

6. A cofferdam blast safety shield apparatus as set forth in claim 3, wherein: a plurality of second sliding grooves (12) are formed in the inner side of the supporting plate (41), a second sliding block (13) is arranged in the second sliding grooves (12) in a sliding mode, and one end of the second sliding block (13) is connected with a reinforcing rod (42).