CN220772827U

CN220772827U - Virtual simulation device for blasting impact force

Info

Publication number: CN220772827U
Application number: CN202321523112.6U
Authority: CN
Inventors: 秦程; 谭礼健
Original assignee: Chongqing Industry & Trade Polytechnic
Current assignee: Chongqing Industry & Trade Polytechnic
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2024-04-12
Anticipated expiration: 2033-06-15

Abstract

The utility model provides a blasting impact force virtual simulation device which comprises an impact test bed, a sliding shaft, a Z-shaped rod, a plurality of pendulums, a plurality of response plates and a sensor, wherein the free ends of the sliding shaft and the Z-shaped rod are connected with the pendulums through mounting blocks; each installation block is internally provided with an installation cavity, each pendulum is fixedly connected with a fixed block, and one end of each fixed block transversely slides into the corresponding installation cavity and is fixedly connected with a movable block; an upper fixing rod and a lower fixing rod are slidably arranged in each mounting cavity along the vertical direction, the fixing rods are abutted with the moving blocks, and a first spring is arranged between each fixing rod and each mounting cavity; the clamping shafts are fixedly arranged on each fixing rod, a plurality of protrusions are uniformly arranged at the upper end and the lower end of each fixing block at intervals, and the clamping shafts and the protrusions located on the same side are correspondingly clamped. The utility model solves the problem that the pendulum bob cannot be replaced in the prior art, so that the pendulum bob cannot normally collide with the response plate.

Description

Virtual simulation device for blasting impact force

Technical Field

The utility model relates to the technical field of virtual simulation equipment, in particular to a blasting impact force virtual simulation device.

Background

Along with the continuous development of society and continuous progress of technology, the technology related to virtual simulation equipment is also continuously promoted, and due to the development of computer technology, the simulation technology is gradually self-organized, so that the virtual simulation equipment becomes a third type basic method for human to recognize the objective rules of nature after mathematical reasoning and scientific experiments.

The utility model discloses a virtual simulation device of blasting impact force of publication No. CN215768057U, it includes the impact test bed, top one side fixed mounting of impact test bed has the riser, one side fixed mounting of riser has three rigid support piece that is vertical range, and one end of three rigid support piece is fixed mounting respectively has a response board, no. two response boards and No. three response boards.

The above-mentioned comparison document solves the problem that the virtual simulation device of the blasting impact force has single function and can not virtualize impact forces of different degrees, but has the following disadvantages: each pendulum bob is respectively fixedly installed on the Z-shaped rod and the sliding shaft, and when the pendulum bob is damaged due to long-time use, the pendulum bob cannot be replaced, so that the pendulum bob cannot normally collide with the response plate, and virtual simulation of blasting impact force is not facilitated.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a blasting impact force virtual simulation device, which solves the problem that the pendulum cannot be replaced when the pendulum is damaged due to long-time use in the prior art, so that the pendulum cannot normally collide with a response plate.

In order to achieve the above purpose, the embodiment of the utility model provides a blasting impact force virtual simulation device, which comprises an impact test bench, a sliding shaft, a Z-shaped rod, a plurality of pendulums, a plurality of response plates and a sensor, wherein the sliding shaft and the Z-shaped rod are arranged at the same end of the impact test bench, and the free ends of the sliding shaft and the Z-shaped rod are connected with the pendulums through mounting blocks; the response plates are arranged at one end, far away from the pendulum bob, of the impact test bed, and each response plate is provided with the sensor; the pendulums and the response plates are arranged in one-to-one correspondence;

each installation block is internally provided with an installation cavity, one end of each pendulum bob close to the installation block is fixedly connected with a fixed block, and one end of each fixed block transversely slides into the corresponding installation cavity and is fixedly connected with a moving block; an upper fixing rod and a lower fixing rod are arranged in each mounting cavity in a sliding manner along the vertical direction, the two fixing rods are in one-to-one correspondence and are abutted with the upper end and the lower end of the moving block, and a first spring is arranged between each fixing rod and the inner wall of each mounting cavity; each fixing rod is fixedly provided with a clamping shaft, a plurality of protrusions are uniformly arranged at the upper end and the lower end of each fixing block at intervals, and the clamping shafts and the protrusions located on the same side are correspondingly clamped.

Preferably, the cross section of each moving block is isosceles trapezoid, and the upper and lower fixing rods are in one-to-one corresponding abutting connection with the two inclined planes of the moving block.

Preferably, a second spring is fixedly arranged between each moving block and the inner wall of the corresponding mounting cavity.

Preferably, a sliding groove is correspondingly formed in the inner wall of one side of each mounting cavity along the moving direction of the moving block, and the moving block is in sliding connection with the sliding groove.

Preferably, each fixing rod is fixedly connected with a handle at one end far away from the moving block, and anti-skid patterns are arranged on the handles.

Preferably, the upper end and the lower end of each mounting block are correspondingly provided with storage grooves, and the handles are correspondingly arranged in the storage grooves.

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

1. under the combined limiting action of upper and lower two calorie shafts, fixed block and installation piece have also effectively been prevented to break away from in the time of realizing swing joint, make pendulum and installation piece can stably connect, simultaneously, through outwards pulling two handles, can drive two dead levers and take place to remove simultaneously, and then drive calorie shaft and remove back and protruding breaking away from, afterwards can take out fixed block one end from the installation cavity for can realize the convenient change to the pendulum, be favorable to normally carrying out the virtual simulation of blasting impact force.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a blasting impact force virtual simulation device according to the present utility model.

Fig. 2 is a schematic diagram of a connection structure of the installation block and the pendulum in the present utility model.

FIG. 3 is a second schematic view of the connection structure of the installation block and the pendulum in the present utility model.

In the above figures: 1. an impact test bed; 2. a slide shaft; 3. a Z-shaped rod; 4. a pendulum; 5. a mounting block; 6. a fixed block; 7. a storage groove; 8. a response board; 9. a sensor; 10. a handle; 11. a second spring; 12. a moving block; 13. a clamping shaft; 14. a first spring; 15. a fixed rod; 16. a chute; 17. a protrusion.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a blasting impact force virtual simulation device 1, including an impact test stand 1, a sliding shaft 2, a Z-shaped rod 3, a plurality of pendulums 4, a plurality of response boards 8 and a sensor 9, wherein the sliding shaft 2 and the Z-shaped rod 3 are both disposed at the same end of the impact test stand 1, and the free ends of the sliding shaft 2 and the Z-shaped rod 3 are both connected with the pendulums 4 through mounting blocks 5; a plurality of response plates 8 are arranged at one end of the impact test stand 1 far away from the pendulum 4, and each response plate 8 is provided with a sensor 9; the pendulums 4 are arranged in one-to-one correspondence with the response plates 8;

each installation block 5 is internally provided with an installation cavity, each pendulum 4 is fixedly connected with a fixed block 6 at one end close to the installation block 5, and one end of the fixed block 6 transversely slides into the corresponding installation cavity and is fixedly connected with a movable block 12; an upper fixing rod 15 and a lower fixing rod 15 are slidably arranged in each mounting cavity along the vertical direction, the two fixing rods 15 are in one-to-one correspondence and are abutted with the upper end and the lower end of the moving block 12, and a first spring 14 is arranged between each fixing rod 15 and the inner wall of each mounting cavity; each fixing rod 15 is fixedly provided with a clamping shaft 13, a plurality of protrusions 17 are uniformly arranged at the upper end and the lower end of each fixing block 6 at intervals, and the clamping shafts 13 and the protrusions 17 on the same side are correspondingly clamped.

In specific implementation, the cross section of each moving block 12 is isosceles trapezoid, and the upper and lower fixed rods 15 are in one-to-one corresponding abutting connection with the two inclined surfaces of the moving block 12.

In specific implementation, a second spring 11 is fixedly arranged between each moving block 12 and the inner wall of the corresponding mounting cavity. When one end of the fixed block 6 slides into the installation cavity and the end surface of the fixed block 6 abuts against the surface of the moving block 12 to move, the second spring 11 is extruded to deform, and at this time, the distance between the two fixed rods 15 is synchronously reduced or increased in the moving process of the moving block 12 due to the abutting of one end of the fixed rod 15 and the inclined surface of the moving block 12.

In a specific implementation, a sliding groove 16 is correspondingly formed on the inner wall of one side of each installation cavity along the moving direction of the moving block 12, and the moving block 12 is in sliding connection with the sliding groove 16. The sliding groove 16 can limit the moving track of the moving block 12, avoid the moving block 12 from shifting, enable the moving block to move only along the transverse direction,

in a specific implementation, each fixing rod 15 is fixedly connected with a handle 10 at one end far away from the moving block 12, and anti-skid patterns are arranged on the handles 10. The two handles 10 are pulled outwards, so that the two fixing rods 15 move simultaneously, the clamping shaft 13 is driven to move and then is separated from the protrusion 17, the fixing block 6 can be taken out, and further, the friction force of workers in contact with the handles 10 can be increased through the anti-skid patterns.

In a specific implementation, the upper end and the lower end of each mounting block 5 are correspondingly provided with a storage groove 7, and the handle 10 is correspondingly arranged inside the storage groove 7. The handle 10 is arranged in the accommodating groove 7, so that the handle 10 can be prevented from being touched randomly, the fixing rod 15 can be prevented from moving accidentally, and the connection stability of the clamping shaft 13 and the bulge 17 can be improved.

The working principle of the utility model is as follows:

when the pendulum bob 4 is installed, the handle 10 is positioned at the outer side of the accommodating groove 7, one end of the fixing rod 15 is respectively abutted against the inclined surface of the corresponding moving block 12, one end of the fixing block 6 connected to the pendulum bob 4 transversely slides and stretches into the installation cavity of the installation block 5, and continuously pushes the fixing block 6 to push the moving block 12 to synchronously move, at the moment, the second spring 11 deforms, the moving block 12 relatively slides under the action of the elastic force of the first spring 14, the distance between the upper fixing rod 15 and the lower fixing rod 15 is reduced, the upper clamping shaft 13 and the lower clamping shaft 13 are driven to move along with the fixing rod 15, and when the clamping shaft 13 moves to a proper position, the clamping groove (not shown) arranged at one end of the clamping shaft 13 is used for clamping the protrusion 17 on the surface of the fixing block 6, so that the relative positions of the pendulum bob 4 and the fixing block 5 can be fixed, and the movable connection is realized, and meanwhile, the detachment is effectively prevented;

when the pendulum bob 4 is disassembled, the two handles 10 are pulled outwards to drive the two fixing rods 15 to be far away from each other, and then the clamping shaft 13 is driven to move and then separate from the protrusion 17, so that the fixing block 6 can be taken out from the installation cavity, the convenient replacement of the pendulum bob 4 is realized, the dismounting of the pendulum bob 4 is convenient, and the virtual simulation of blasting impact force is facilitated continuously.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a virtual simulation device of blasting impact force, includes impact test platform (1), slide shaft (2), Z shape pole (3), a plurality of pendulums (4), a plurality of response board (8) and sensor (9), its characterized in that, slide shaft (2) and Z shape pole (3) all set up the same end of impact test platform (1), and all be connected with on the free end of slide shaft (2) and Z shape pole (3) through installation piece (5) pendulum (4); the response plates (8) are arranged at one end, far away from the pendulum bob (4), of the impact test stand (1), and each response plate (8) is provided with a sensor (9); the pendulum weights (4) and the response plates (8) are arranged in one-to-one correspondence;

each installation block (5) is internally provided with an installation cavity, each pendulum bob (4) is fixedly connected with a fixed block (6) at one end close to the installation block (5), and one end of the fixed block (6) transversely slides into the corresponding installation cavity and is fixedly connected with a movable block (12); an upper fixing rod (15) and a lower fixing rod (15) are slidably arranged in each mounting cavity along the vertical direction, the two fixing rods (15) are in one-to-one correspondence and are in butt joint with the upper end and the lower end of the moving block (12), and a first spring (14) is arranged between each fixing rod (15) and the inner wall of each mounting cavity; each fixing rod (15) is fixedly provided with a clamping shaft (13), a plurality of protrusions (17) are uniformly arranged at the upper end and the lower end of each fixing block (6) at intervals, and the clamping shafts (13) and the protrusions (17) which are positioned on the same side are correspondingly clamped.

2. A blasting impact force virtual simulation device according to claim 1, wherein the cross section of each moving block (12) is isosceles trapezoid, and the upper and lower fixed rods (15) are in one-to-one corresponding abutting connection with two inclined surfaces of the moving block (12).

3. A virtual simulation device of blasting impact force according to claim 1, wherein a second spring (11) is fixedly mounted between each of the moving blocks (12) and the inner wall of the corresponding mounting chamber.

4. The blasting impact force virtual simulation device according to claim 1, wherein a sliding groove (16) is correspondingly formed in the inner wall of one side of each installation cavity along the moving direction of the moving block (12), and the moving block (12) is in sliding connection with the sliding groove (16).

5. A virtual simulation device for blasting impact force according to claim 1, wherein each of the fixing rods (15) is fixedly connected with a handle (10) at one end far away from the moving block (12), and the handles (10) are provided with anti-slip patterns.

6. The blasting impact force virtual simulation device according to claim 5, wherein the upper end and the lower end of each mounting block (5) are correspondingly provided with a storage groove (7), and the handle (10) is correspondingly arranged inside the storage groove (7).