CN211977730U

CN211977730U - Flying stone protector for blasting

Info

Publication number: CN211977730U
Application number: CN202020333635.4U
Authority: CN
Inventors: 潘雅虹; 王洪星
Original assignee: Shenyang Institute of Technology
Current assignee: Shenyang Institute of Technology
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-11-20
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to a blasting protection technical field especially relates to a flying stone protector is used in blasting, including first guard plate and second guard plate, it is fixed through the hub connection between first guard plate and the second guard plate, and the surface of first guard plate and second guard plate all bonds and has the blotter, the first groove of accomodating has been seted up to the inboard of first guard plate, and the first inslot of accomodating is provided with the bracing piece through the bayonet lock is fixed, and the bracing piece is fixed in the first inslot of accomodating through the hub connection, and has seted up the through-hole on one side of inside of bracing piece, and both sides in the through-hole all are provided with through the spring activity the bayonet lock, compare in prior art, the utility model discloses not only simple structure, convenient operation, this protector can fold moreover and receive and release, has reduced the occupation of land space of depositing.

Description

Flying stone protector for blasting

Technical Field

The utility model relates to a blasting protection technical field especially relates to a flying stone protector is used in blasting.

Background

Blasting is a scientific technology and is widely applied, but the application in engineering is undoubtedly the most important and common, mining and mountain-digging, drilling and blasting for railway and highway repair and tunnel excavation are also used in hydraulic engineering. At the widen deepening of riverbed and harbour, clear away the submerged reef, in the water inlet of dismantling or under water building tunnel of structure under water, often all need blast the operation in aqueous, can produce many flying stones when the blasting, need set up some devices that prevent flying stones in order to protect staff's safety, but current protector structure is comparatively complicated, and the cost is higher, consequently needs a device to solve the problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the prior art and providing a flying stone protector for blasting.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a flying stone protection device for blasting comprises a first protection plate and a second protection plate, wherein the first protection plate and the second protection plate are fixedly connected through a shaft, cushion pads are respectively bonded on the outer surfaces of the first protection plate and the second protection plate, a first accommodating groove is formed in the inner side of the first protection plate, a supporting rod is fixedly arranged in the first accommodating groove through a clamping pin, the supporting rod is fixedly arranged in the first accommodating groove through the shaft, a through hole is formed in one side of the inner part of the supporting rod, and the clamping pin is movably arranged on two sides in the through hole through a spring;

the inboard of second guard plate is provided with the second and accomodates the groove, and the second is accomodate the inslot and is connected with the regulation pole through the hub connection, and the inside of adjusting the pole slides in proper order and is provided with pole in first and the second, and slides between the lateral wall in the groove is accomodate to the second and is provided with the baffle, and the baffle slides through the spring and arranges in on the fixed axle to the baffle is located the below of adjusting the pole.

Preferably, the bayonet lock is of a convex structure, an inner plate is welded between the inner walls of the bayonet lock, and the inner plates on two sides are connected and fixed through a spring.

Preferably, the side walls of the two sides of the first accommodating groove are provided with pin grooves matched with the bayonet pins.

Preferably, the inside of adjusting pole and first interior pole all is the cavity structure, and the limiting plate has all been welded to the one end of pole in first interior pole and the second, and two limiting plates slide respectively and arrange in between the inner wall of adjusting pole and first interior pole.

Preferably, wall grooves are formed in the outer walls of the first inner rod and the second inner rod, and the first inner rod and the adjusting rod and the first inner rod and the second inner rod are fixedly connected through set screws.

Preferably, the inner side of the second protection plate is provided with a groove matched with the first protection plate, and the second accommodating groove is formed in the surface of the groove.

Preferably, the two sides of the second accommodating groove are provided with inner grooves in the grooves, and the fixed shaft is welded between the inner walls of the inner grooves.

Preferably, the inside of baffle is seted up with the shaft hole of fixed axle looks adaptation, and the guide hole with baffle looks adaptation is all seted up to the both sides lateral wall in groove is accomodate to the second.

The utility model has the advantages that:

through setting up first guard plate and second guard plate, set up the bracing piece in the inboard of first guard plate, and set up the regulation pole in the inboard of second guard plate to can adjust the length of regulation pole through first interior pole and second interior pole, make the regulation pole can support according to the inclination of second guard plate, set up the blotter at the surface of first guard plate and second guard plate simultaneously, compare in prior art, the utility model is not only simple in structure, convenient operation, this protector can fold moreover and receive and release, has reduced the occupation of land space of depositing, and still portable.

Drawings

Fig. 1 is a schematic structural view of a flying rock protection device for blasting according to the present invention;

fig. 2 is a schematic view of the connection between the support rod and the first accommodating groove of the flying rock protection device for blasting of the present invention;

fig. 3 is a schematic structural diagram of an adjusting rod of the flying rock protection device for blasting and its internal components according to the present invention;

fig. 4 is the utility model provides a second protection plate structure schematic diagram of flying rock protector for blasting.

In the figure: the first protection plate 1, the first storage groove 11, the second protection plate 2, the second storage groove 21, the groove 22, the inner groove 23, the support rod 3, the through hole 31, the adjusting rod 4, the first inner rod 41, the second inner rod 42, the bayonet 5, the inner plate 51, the fixed shaft 6 and the baffle 7.

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.

Referring to fig. 1-4, a flying stone protection device for blasting comprises a first protection plate 1 and a second protection plate 2, wherein the first protection plate 1 and the second protection plate 2 are fixedly connected through a shaft, cushion pads are respectively bonded on the outer surfaces of the first protection plate 1 and the second protection plate 2, a first accommodating groove 11 is formed in the inner side of the first protection plate 1 and is used for accommodating a support rod 3, pin grooves matched with pin pins 5 are formed in the side walls of the two sides of the first accommodating groove 11, a support rod 3 is fixedly arranged in the first accommodating groove 11 through the pin pins 5 and is used for supporting the first protection plate 1, the support rod 3 is fixedly connected in the first accommodating groove 11 through the shaft, a through hole 31 is formed in one side of the inner part of the support rod 3, the pin pins 5 are movably arranged on the two sides in the through springs in the through hole 31, the pin pins 5 are used for fixing the support rod 3, the bayonet 5 is in a convex structure, an inner plate 51 is welded between the inner walls of the bayonet 5, the inner plate 51 aims at adjusting the bayonet 5, and the inner plates 51 on two sides are connected and fixed through a spring;

further, the inner side of the second protection plate 2 is provided with a groove 22 matched with the first protection plate 1, the second storage groove 21 is arranged on the surface of the groove 22, the second storage groove 21 is internally connected with an adjusting rod 4 through a shaft, the adjusting rod 4 aims to store a first inner rod 41 and a second inner rod 42, the adjusting rod 4 is internally provided with the first inner rod 41 and the second inner rod 42 in a sliding manner in sequence, the first inner rod 41 and the second inner rod 42 are used for adjusting the length of the adjusting rod 4, a baffle 7 is arranged between the side walls of the second storage groove 21 in a sliding manner, the baffle 7 is used for shielding the adjusting rod 4, the baffle 7 is arranged on the fixing shaft 6 in a sliding manner through a spring, the two sides of the second storage groove 21 are both provided with inner grooves 23 in the groove 22, the fixing shaft 6 is welded between the inner walls of the inner grooves 23, the baffle 7 is internally provided with shaft holes matched with the fixing shaft 6, and the side walls of the two sides of the second storage groove 21 are both provided with guide holes matched, and baffle 7 is located the below of adjusting pole 4, and the inside of adjusting pole 4 and first interior pole 41 all is the cavity structure, and the limiting plate has all been welded to the one end of pole 41 in the first and second, and two limiting plates slide respectively and arrange in between the inner wall of adjusting pole 4 and first interior pole 41, and the wall slot has all been seted up to the outer wall of pole 42 in first interior pole 41 and the second, and all through holding screw connection between pole 41 in the first interior pole 41 and the pole 4 and in the first interior pole 41 and the second between the pole 42.

When the baffle 7 moves to the leftmost end of the inner groove 23 (see fig. 4), the vertical plane of the leftmost end of the adjusting rod 4 is located on the right side of the vertical plane of the right end of the baffle 7.

In the embodiment, when the protective device is used, the first protective plate 1 and the second protective plate 2 are unfolded firstly, then the bayonet 5 arranged in the pin groove is pressed towards the through hole 31, after the bayonet 5 is moved out of the pin groove, the supporting rod 3 is moved out of the first accommodating groove 11, the bayonet 5 is loosened to reset, the bottom end of the first protective plate 1 is erected on the ground, the bottom end of the supporting rod 3 is erected on the other side of the ground, then the second protective plate 2 is obliquely placed upwards, meanwhile, the baffle 7 slides along the inner groove 23 to the left side shown in figure 4, after sliding to the leftmost end of the inner groove 23, one end of the adjusting rod 4 is rotated out of the second accommodating groove 21, when the adjusting rod is rotated downwards, the first inner rod 41 and the second inner rod 42 sequentially slide out under the action of gravity, when the bottom end of the second inner rod 42 is contacted with the ground, a set screw is taken, inserted into the first inner rod 41 and the second inner rod 42 and pushed to the outer wall of the second inner rod 42, thereby fixing the two, then taking another set screw, inserting the adjusting rod 4 and the first inner rod 41 and propping the outer wall of the first inner rod 41, fixing the two, and then moving and standing the protection device at a position which is 100 meters away from the blast point.

When the device is not used, the two set screws are screwed off, the first inner rod 41 and the second inner rod 42 are sequentially moved into corresponding storage spaces, the adjusting rod 4 is rotated upwards and rotated to be close to the second accommodating groove 21, the baffle 7 slides towards the left side shown in fig. 4 and slides to the leftmost end of the inner groove 23, the adjusting rod 4 is rotated back to the second accommodating groove 21, then the baffle 7 is loosened to reset and bounce back to the bottom wall of the baffle 7, then the clamping pins 5 on two sides of the supporting rod 3 are pressed, the supporting rod 3 is rotated back to the first accommodating groove 11, then the clamping pins 5 are loosened to be popped up after being rotated back and inserted into the pin grooves to fix the supporting rod 3, finally, the first protection plate 1 and the second protection plate 2 are rotated together, and the first protection plate 1 is placed in the groove 22.

During blasting, the flying stones are splashed on the first protection plate 1 and the second protection plate 2, and under the action of the buffer cushion, the impact force of the flying stones on the protection plates is relieved, and the flying stones are rebounded to the ground.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A flying stone protection device for blasting comprises a first protection plate (1) and a second protection plate (2), wherein the first protection plate (1) and the second protection plate (2) are fixedly connected through a shaft, and cushion pads are respectively bonded on the outer surfaces of the first protection plate (1) and the second protection plate (2), the flying stone protection device is characterized in that a first accommodating groove (11) is formed in the inner side of the first protection plate (1), a supporting rod (3) is fixedly arranged in the first accommodating groove (11) through a clamping pin (5), the supporting rod (3) is fixedly arranged in the first accommodating groove (11) through the shaft, a through hole (31) is formed in one side of the inner part of the supporting rod (3), and the clamping pin (5) is movably arranged on two sides in the through hole (31) through a spring;

the inner side of the second protection plate (2) is provided with a second containing groove (21), the second containing groove (21) is internally connected with an adjusting rod (4) through a shaft, a first inner rod (41) and a second inner rod (42) are sequentially arranged inside the adjusting rod (4) in a sliding mode, a baffle (7) is arranged between the side walls of the second containing groove (21) in a sliding mode, the baffle (7) is arranged on the fixed shaft (6) in a sliding mode through a spring, and the baffle (7) is located below the adjusting rod (4).

2. The flying stone protector for blasting according to claim 1, characterized in that the bayonet lock (5) is of a convex structure, an inner plate (51) is welded between the inner walls of the bayonet lock (5), and the inner plates (51) on both sides are connected and fixed through a spring.

3. A flying stone protecting device for blasting according to claim 1, wherein the side walls of both sides of the first accommodating groove (11) are provided with pin grooves adapted to the bayonet pins (5).

4. The flying stone protector for blasting according to claim 1, characterized in that the adjusting rod (4) and the first inner rod (41) are both hollow, and one end of the first inner rod (41) and one end of the second inner rod (42) are welded with limiting plates, and the two limiting plates are respectively slidably arranged between the inner walls of the adjusting rod (4) and the first inner rod (41).

5. The flying stone protective device for blasting as claimed in claim 1, wherein the outer walls of the first inner rod (41) and the second inner rod (42) are both provided with wall grooves, and the first inner rod (41) and the adjusting rod (4) and the first inner rod (41) and the second inner rod (42) are fixed through fastening screws.

6. The flying stone protection device for blasting according to claim 1, wherein the inner side of the second protection plate (2) is provided with a groove (22) matched with the first protection plate (1), and the second receiving groove (21) is formed on the surface of the groove (22).

7. The flying stone protector for blasting according to claim 1, wherein the second receiving groove (21) has inner grooves (23) formed in both sides of the groove (22), and the fixing shaft (6) is welded between the inner walls of the inner grooves (23).

8. The flying stone protection device for blasting according to claim 1, wherein the baffle (7) is internally provided with a shaft hole matched with the fixed shaft (6), and the side walls of the two sides of the second accommodating groove (21) are respectively provided with a guide hole matched with the baffle (7).