CN219914210U - Strip mine blasting flying stone safety device - Google Patents

Abstract

The utility model relates to the technical field of mechanical engineering, in particular to a strip mine blasting flying stone safety protection device which comprises two support rods and protection plates, wherein the protection plates are arranged between the two support rods, mounting grooves are formed in two opposite sides of the two support rods, mounting blocks are fixedly arranged at two side ends of the protection plates, and the two mounting blocks are movably inserted into the mounting grooves respectively. According to the strip mine blasting flying stone safety protection device, the two inserting rods are driven to be respectively inserted into the positioning grooves through rotation of the threaded rods, so that the mounting blocks are clamped and fixed in the mounting grooves, the protection plates are mounted, the strip mine blasting flying stone safety protection device is convenient to mount the protection plates, the assembly is more convenient, the positioning rods are movably inserted into the connecting blocks, the bottom ends of the positioning rods are of tip designs, the positioning rods are convenient to insert into soil, the supporting rods are fixed, and the device is more stable to place.

Description

Strip mine blasting flying stone safety device

Technical Field

The utility model relates to the technical field of mechanical engineering, in particular to a safety protection device for blasting flying stones of a strip mine.

Background

The blasting is a technique for achieving the expected purpose by utilizing the compression, loosening, damage, throwing and killing effects of the explosive in air, water, earth and stone mediums or objects, and is usually adopted as surface blasting for mine blasting, dust and broken stone are mixed in the blasting process, and a protective safety device is required to be arranged on a blasting site for workers to avoid.

At present, the strip mine blasting flyrock safety protection device in the market still has some defects, is relatively inconvenient to assemble, can not effectively buffer the protection plate, and reduces the service life of the protection plate.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a strip mine blasting flyrock safety protection device.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a strip mine blasting flying stone safety device, includes bracing piece and guard plate, the quantity of bracing piece is two, the guard plate is installed between two bracing pieces, two the mounting groove has all been seted up to the opposite two sides of bracing piece, the equal fixed mounting of both sides tip of guard plate has the installation piece, two the installation piece is movably pegged graft respectively in the mounting groove, every the constant head tank has all been seted up on the upper and lower both sides surface of installation piece, every L type groove has all been offered to the inner wall of upper and lower both sides of mounting groove, every equal slidable mounting has the inserted bar in the L type groove, every the movable peg graft respectively in the constant head tank, every two the screw hole that the screw thread is opposite has all been seted up on the surface of inserted bar, every the tip of bracing piece is all rotated and is installed the threaded rod, every the threaded rod runs through two screw holes respectively, be provided with buffer structure on the guard plate, buffer structure includes the connecting plate, the tip distance fixed mounting of connecting plate has the spring, the connecting plate passes through spring and guard plate fixed connection.

As a preferable technical scheme of the utility model, the end part of each supporting rod is fixedly provided with a connecting block, and a positioning rod is movably inserted into each connecting block.

As a preferable technical scheme of the utility model, a torsion block is fixedly arranged in the middle of each threaded rod.

As a preferable technical scheme of the utility model, limit grooves are formed in the upper side and the lower side of the two opposite sides of the supporting rod.

As a preferable technical scheme of the utility model, limit blocks are fixedly arranged at four corners of the end part of the connecting plate, and each limit block is movably inserted into the limit groove respectively.

As a preferable technical scheme of the utility model, the buffer pad is fixedly arranged at the end part of the connecting plate.

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

1. the rotation through the threaded rod can drive two inserted bars and insert respectively in the constant head tank for fix the installation piece joint in the mounting groove, thereby accomplish the installation to the guard plate, this strip mine blasting flying stone safety device conveniently installs the guard plate, and it is more convenient to assemble, has the locating lever to peg graft through the connecting block internal activity, and the bottom of locating lever is the pointed end design, is convenient for insert the locating lever in soil, has played fixed effect to the bracing piece, makes the device place more stably.

2. The connecting plate passes through spring and guard plate fixed connection for have certain cushioning effect between guard plate and the connecting plate, there is the blotter through the tip fixed mounting of connecting plate, the effectual impact that reduces the flying stone and cause the guard plate has prolonged the life of device, through stopper slidable mounting in the spacing inslot, has played spacing effect to the slip of connecting plate, has guaranteed the steady use of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the strip mine blasting flyrock safety device of the present utility model;

FIG. 2 is a schematic view of the structure of the connecting plate of the present utility model;

FIG. 3 is a schematic view of the structure of the spring of the present utility model;

fig. 4 is a schematic structural view of the support bar of the present utility model.

Wherein: 1. a support rod; 11. a mounting groove; 12. a limit groove; 13. a connecting block; 14. a positioning rod; 2. a protection plate; 21. a mounting block; 22. a positioning groove; 3. a rod; 4. a threaded rod; 41. twisting blocks; 5. a connecting plate; 51. a limiting block; 52. a spring; 6. and a cushion pad.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a strip mine blasting flystone safety protection device comprises two support rods 1 and protection plates 2, wherein the number of the support rods 1 is two, the protection plates 2 are installed between the two support rods 1, the two opposite surfaces of the two support rods 1 are respectively provided with a mounting groove 11, the two side end parts of the protection plates 2 are fixedly provided with mounting blocks 21, the two mounting blocks 21 are respectively movably inserted in the mounting grooves 11, the upper side surface and the lower side surface of each mounting block 21 are respectively provided with a positioning groove 22, the inner wall surfaces of the upper side and the lower side of each mounting groove 11 are respectively provided with an L-shaped groove, each L-shaped groove is internally provided with an inserted rod 3 in a sliding manner, each inserted rod 3 is respectively movably inserted in the positioning groove 22, the surfaces of each two inserted rods 3 are respectively provided with threaded holes with opposite threads, the end parts of each support rod 1 are respectively rotatably provided with a threaded rod 4, each threaded rod 4 penetrates through two threaded holes respectively, a buffer structure is arranged on the protection plate 2, the buffer structure comprises a connecting plate 5 and a buffer cushion 6, springs 52 are fixedly arranged at equal intervals at the end parts of the connecting plate 5, the connecting plate 5 is fixedly connected with the protection plate 2 through the springs 52, connecting blocks 13 are fixedly arranged at the end parts of each supporting rod 1, positioning rods 14 are movably inserted in each connecting block 13, when the protection plate 2 needs to be installed, a user inserts two installation blocks 21 at the protection plate 2 into the installation grooves 11 respectively, then twists the torsion blocks 41 to enable the threaded rods 4 to rotate, the rotation of the threaded rods 4 can drive the two inserting rods 3 to be inserted into the positioning grooves 22 respectively, the installation blocks 21 are clamped and fixed in the installation grooves 11, thereby the installation of the protection plate 2 is completed, the strip mine blasting flyrock safety protection device is convenient to install the protection plate 2, the equipment is more convenient, it has locating lever 14 to peg graft through the connecting block 13 internal movement, the bottom of locating lever 14 is the pointed end design, be convenient for insert locating lever 14 in soil, fixed effect has been played to bracing piece 1, make the device place more stably, connecting plate 5 passes through spring 52 and guard plate 2 fixed connection, make there is certain cushioning effect between guard plate 2 and the connecting plate 5, end fixed mounting through connecting plate 5 has blotter 6, the effectual impact that reduces the flyash to guard plate 2 and cause, the life of the device has been prolonged, sliding mounting through stopper 51 is in spacing groove 12, the effect of spacing to the slip of connecting plate 5 has been played, the stable use of the device has been guaranteed, the equal fixed mounting in middle part of every threaded rod 4 has the torsion piece 41, spacing groove 12 has all been seted up to the upper and lower both sides of two bracing pieces 1 relative two sides, four angles of the tip of connecting plate 5 are fixed mounting stopper 51, every stopper 51 is movably peg graft in spacing groove 12 respectively, blotter 6 fixed mounting is in the tip of connecting plate 5.

When the guard plate 2 needs to be installed, a user inserts two installation blocks 21 at the guard plate 2 into the installation groove 11 respectively, then twists the torsion block 41, the threaded rod 4 rotates, the rotation through the threaded rod 4 can drive two inserted bars 3 to be inserted into the positioning groove 22 respectively, the installation block 21 is clamped and fixed in the installation groove 11, and accordingly the installation of the guard plate 2 is completed, the strip mine blasting flyrock safety protection device is convenient to install the guard plate 2, the assembly is more convenient, the positioning rod 14 is movably inserted into the connecting block 13, the bottom end of the positioning rod 14 is designed to be the tip, the positioning rod 14 is conveniently inserted into soil, the supporting rod 1 is fixedly acted, the device is placed more stably, the connecting plate 5 is fixedly connected with the guard plate 2 through the spring 52, a certain buffer effect is achieved between the guard plate 2 and the connecting plate 5, the impact of the guard plate 2 is effectively reduced through the end part of the connecting plate 5, the service life of the device is prolonged, the sliding installation of the limiting block 51 in the limiting groove 12 is facilitated, the sliding effect of the connecting plate 5 is guaranteed, and the limiting device is stable.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a strip mine blasting flying stone safety device, includes bracing piece (1) and guard plate (2), its characterized in that, the quantity of bracing piece (1) is two, guard plate (2) are installed between two bracing pieces (1), two mounting groove (11) have all been seted up on the opposite both sides of bracing piece (1), the equal fixed mounting of both sides tip of guard plate (2) has installation piece (21), two installation piece (21) are movably pegged graft respectively in mounting groove (11), every the constant head tank (22) have all been seted up on the upper and lower both sides surface of installation piece (21), every L type groove has all been seted up to the upper and lower both sides internal wall surface of mounting groove (11), every equal slidable mounting has inserted bar (3) in the L type groove, every inserted bar (3) are movably pegged graft respectively in constant head tank (22), and every two threaded rod (3) have all been seted up on the surface screw thread opposite screw hole, every tip of bracing piece (1) is all rotated and is installed (4), every 4) run through two screw thread holes (5) have equal distance to install on buffer structure (5), the connecting plate (5) is fixedly connected with the protection plate (2) through a spring (52).

2. The strip mine blasting flyrock safety protection device according to claim 1, wherein a connecting block (13) is fixedly arranged at the end part of each supporting rod (1), and a positioning rod (14) is movably inserted into each connecting block (13).

3. A strip mine blasting flyrock safety device according to claim 1, wherein a torsion block (41) is fixedly mounted in the middle of each threaded rod (4).

4. The strip mine blasting flyrock safety protection device according to claim 1, wherein limiting grooves (12) are formed in the upper side and the lower side of the two opposite sides of the supporting rods (1).

5. The strip mine blasting flyrock safety protection device according to claim 4, wherein limiting blocks (51) are fixedly arranged at four corners of the end portion of the connecting plate (5), and each limiting block (51) is movably inserted into a limiting groove (12) respectively.

6. A strip mine blasting flyrock safety device according to claim 1, characterized in that the cushion pad (6) is fixedly mounted at the end of the connecting plate (5).