CN215217996U - Model testing device for building safety - Google Patents

Abstract

The utility model discloses a model testing arrangement for building safety, its technical scheme main points are: the device comprises a fixed box, wherein an installation block is fixedly installed on the inner wall of the fixed box, and a first sliding groove is formed in the side wall of the installation block; the first electric push rod pushes the support plate to move, the second electric push rod drives the push block to move, the first impact block is clamped between the clamping block and the push block, the first electric push rod retracts to drive the first impact block to move, after the first electric push rod moves to a distance of one end, the second electric push rod retracts to enable the push block to be separated from the first impact block, the first impact block is rapidly rebounded by the elastic force of the first elastic rope, the first impact block and the cushion block are impacted to generate vibration, the effect of generating longitudinal impact force is achieved, the second impact block and the fixed block are impacted to generate transverse impact force in the same mode, the effect of simulating earthquake is achieved, the impact force can be adjusted by adjusting the moving distance of the first impact block and the second impact block, earthquakes of different levels are simulated, and the test comprehensiveness is improved.

Description

Model testing device for building safety

Technical Field

The utility model relates to a building safety model test field, in particular to model test device for building safety.

Background

The steel structure building is a building which replaces traditional reinforced concrete with steel plates or section steel, the steel structure building is higher in strength and better in earthquake resistance, so that the steel structure building is widely applied at present, the same physical model or picture model can be manufactured for performance analysis before the steel structure building is built, and a testing device is needed to be used for earthquake resistance performance analysis and test of the physical model.

However, the testing device in the prior art has some disadvantages, firstly, the vibration mode is usually fixed, and the vibration frequency cannot be adjusted according to the vibration level, so that the testing of the model is not comprehensive enough.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a model testing device for building safety to solve the problem mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a model testing device for building safety comprises a fixed box, wherein a mounting block is fixedly mounted on the inner wall of the fixed box, a first sliding groove is formed in the side wall of the mounting block, a first sliding block is connected to the inside of the first sliding groove in a sliding manner, a first spring is fixedly mounted inside the first sliding groove, one end of the first spring is fixedly connected with the first sliding block, a supporting platform is fixedly connected to the side wall of the first sliding block, a support is connected to the upper end of the supporting platform in a sliding manner, a groove is formed in the upper end of the support, a foundation module is inserted into the groove, a testing model is connected to the upper end of the foundation module in an attaching manner, a fixed frame is fixedly mounted inside the fixed box and on the side wall of the fixed box, a first electric push rod is fixedly mounted inside the fixed frame, a support plate is fixedly connected to the output end of the first electric push rod, and a clamping block is fixedly mounted on the left side of the upper end of the support plate, the right side of the upper end of the supporting plate is slidably connected with a push block, a second electric push rod is fixedly mounted on the right side of the upper end of the supporting plate and is fixedly connected with the push block, a cushion block is fixedly mounted at the lower end of the supporting platform, a first elastic rope is fixedly connected with the lower end of the cushion block, a first impact block is fixedly connected with one end of the first elastic rope, the upper end of the first impact block is movably connected with the cushion block, a fixed block is fixedly mounted on the side wall of the support, a slot is formed in the side wall of the fixed block, a second impact block is slidably connected inside the slot, a second elastic rope is fixedly connected with the inner wall of the slot, a second impact block is fixedly connected with one end of the second elastic rope, the clamping block is movably connected with the first impact block and the second impact block respectively, and the push block is movably connected with the second impact block and the second impact block respectively.

By adopting the technical scheme, different foundation modules can be replaced according to requirements by inserting the foundation modules into the grooves, the test comprehensiveness of a test model is improved, the potential safety hazard of a building is reduced, the support plate is pushed to move by the first electric push rod, the support plate is connected with the first impact block in a fit manner, then the second electric push rod drives the push block to move, the first impact block is clamped between the clamping block and the push block, then the first electric push rod retracts to drive the first impact block to move, after the support plate moves to one end, the second electric push rod retracts to separate the push block from the first impact block, the first impact block is driven to rebound rapidly by the elasticity of the first elastic rope, the first impact block and the cushion block are impacted to generate vibration, the effect of generating longitudinal impact force is achieved, the second impact block and the fixed block are impacted in the same manner to generate transverse impact force, and the effect of simulating earthquake is achieved, the size of the impact force can be adjusted by adjusting the moving distance of the first impact block and the second impact block, earthquakes of different levels are simulated, and the test comprehensiveness is improved.

Preferably, a second sliding groove is formed in the upper end of the supporting platform, a second sliding block is fixedly mounted at the lower end of the support, and the second sliding block is connected to the inside of the second sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, through the inside of second slider sliding connection at the second spout, can make things convenient for the support to slide in the upper end of a platform.

Preferably, a second spring is fixedly installed inside the second sliding groove, and one end of the second spring is fixedly connected with the second sliding block.

Through adopting above-mentioned technical scheme, can receive the striking back at the support through the second spring, can avoid second slider and second spout to take place violent striking, can make the support continuously transversely rock many times after receiving a striking simultaneously.

Preferably, the upper end of the support is attached to and connected with a first positioning plate, the upper end of the first positioning plate is connected with a first bolt in a threaded mode, the lower end of the first bolt penetrates through the first positioning plate, the lower end of the first bolt is connected with the support in a threaded mode, and one side of the lower end of the first positioning plate is attached to and connected with the upper end of the foundation module.

Through adopting above-mentioned technical scheme, run through first locating plate and support threaded connection through the lower extreme of first bolt, can fix first locating plate in the upper end of support, be connected through the lower extreme one side of first locating plate and the laminating of foundation module, can fix the foundation module in the inside of recess, avoid the foundation module to drop and influence the test result.

Preferably, the lower end of the side wall of the test model is fixedly connected with a second positioning plate, the upper end of the second positioning plate is in threaded connection with a second bolt, the lower end of the second bolt penetrates through the second positioning plate, and the lower end of the second bolt is in threaded connection with the foundation module.

Through adopting above-mentioned technical scheme, run through second locating plate and foundation module threaded connection through the lower extreme of second bolt, can fix the test model in the upper end of foundation module for the test model forms wholly with the foundation module, the going on of the test of being convenient for.

Preferably, the inner wall of the fixing frame is provided with a limiting groove, one end of the supporting plate is fixedly connected with a limiting block, and one end of the limiting block is slidably connected inside the limiting groove.

Through adopting above-mentioned technical scheme, through stopper sliding connection in the inside of spacing groove, make the extension board more steady when removing, avoid the extension board slope to influence the centre gripping work.

Preferably, a third sliding groove is formed in the upper end of the supporting plate, a third sliding block is fixedly mounted at the lower end of the pushing block, and the third sliding block is connected inside the third sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, through the inside of third slider sliding connection at the third spout, the position of ejector pad can be stabilized, avoids the unable fixed position of first hitting piece or second hitting piece of ejector pad slope.

Preferably, the front surface of the fixing box is provided with an opening, and transparent glass is fixedly arranged in the opening.

By adopting the technical scheme, the test process of the test model can be conveniently observed through the transparent glass fixedly arranged in the opening.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, by inserting the foundation module into the groove, different foundation modules can be replaced according to requirements, the test comprehensiveness of the test model is improved, the potential safety hazard of a building is reduced, the lower end of a first bolt penetrates through a first positioning plate to be in threaded connection with a support, the first positioning plate can be fixed at the upper end of the support, one side of the lower end of the first positioning plate is in fit connection with the foundation module, the foundation module can be fixed inside the groove, the foundation module is prevented from falling off to influence a test result, the lower end of a second bolt penetrates through a second positioning plate to be in threaded connection with the foundation module, the test model can be fixed at the upper end of the foundation module, the test model and the foundation module are integrated, and the test is convenient to carry out;

secondly, when a vibration test is needed, the support plate is pushed to move through the first electric push rod, so that the support plate is attached and connected with the first impact block, then the second electric push rod drives the push block to move, the first impact block is clamped between the clamping block and the push block, then the first electric push rod retracts to drive the first impact block to move, after moving to one end for a distance, the second electric push rod retracts to separate the push block from the first impact block, the first impact block is driven to rebound rapidly by the elasticity of the first elastic rope, the first impact block and the cushion block are impacted to generate vibration, and the effect of generating longitudinal impact force is achieved, the second impact block and the fixed block are impacted in the same way to generate transverse impact force, so as to achieve the effect of simulating earthquake, the size of the impact force can be adjusted by adjusting the moving distance of the first impact block and the second impact block, earthquakes of different levels are simulated, and the test comprehensiveness is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the fixing frame of the present invention;

FIG. 4 is an enlarged view of part A of the present invention;

fig. 5 is a schematic view of the fixing block structure of the present invention.

Reference numerals: 1. a fixed box; 2. mounting blocks; 3. a first chute; 4. a first slider; 5. a first spring; 6. a support platform; 61. cushion blocks; 7. a second chute; 8. a second slider; 9. a second spring; 10. a support; 11. a groove; 12. a foundation module; 13. a first positioning plate; 14. a first bolt; 15. testing the model; 16. a second positioning plate; 17. a second bolt; 18. a fixed mount; 19. a first electric push rod; 20. a support plate; 21. a limiting groove; 22. a limiting block; 23. a clamping block; 24. a push block; 25. a second electric push rod; 26. a third chute; 27. a third slider; 28. a first elastic cord; 29. a first click block; 30. a fixed block; 31. a slot; 32. a second elastic cord; 33. a second click block; 34. an opening; 35. and (4) transparent glass.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, a model testing device for building safety comprises a fixed box 1, wherein an installation block 2 is fixedly installed on the inner wall of the fixed box 1, a first sliding groove 3 is formed in the side wall of the installation block 2, a first sliding block 4 is slidably connected inside the first sliding groove 3, a first spring 5 is fixedly installed inside the first sliding groove 3, one end of the first spring 5 is fixedly connected with the first sliding block 4, a support 6 is fixedly connected to the side wall of the first sliding block 4, a support 10 is slidably connected to the upper end of the support 6, a groove 11 is formed in the upper end of the support 10, a foundation module 12 is inserted into the groove 11, a testing model 15 is attached to the upper end of the foundation module 12, a fixed frame 18 is fixedly installed inside the fixed box 1 and on the side wall of the fixed box 1, and a first electric push rod 19 is fixedly installed inside the fixed frame 18, the output end of the first electric push rod 19 is fixedly connected with a support plate 20, the left side of the upper end of the support plate 20 is fixedly provided with a clamping block 23, the right side of the upper end of the support plate 20 is slidably connected with a push block 24, the right side of the upper end of the support plate 20 is fixedly provided with a second electric push rod 25, the output sheet of the second electric push rod 25 is fixedly connected with the push block 24, the lower end of the support 6 is fixedly provided with a cushion block 61, the lower end of the cushion block 61 is fixedly connected with a first elastic rope 28, one end of the first elastic rope 28 is fixedly connected with a first impact block 29, the upper end of the first impact block 29 is movably connected with the cushion block 61, the side wall of the support 10 is fixedly provided with a fixed block 30, the side wall of the fixed block 30 is provided with an insertion groove 31, the inside of the insertion groove 31 is slidably connected with a second impact block 33, the inner wall of the insertion groove 31 is fixedly connected with a second elastic rope 32, and one end of the second elastic rope 32 is fixedly connected with a second impact block 33, the clamping block 23 is movably connected with the first striking block 29 and the second striking block 33 respectively, and the pushing block 24 is movably connected with the second striking block 33 and the second striking block 33 respectively; by inserting the foundation module 12 into the groove 11, different foundation modules 12 can be replaced according to requirements, the test comprehensiveness of the test model 15 is improved, the potential safety hazard of a building is reduced, the support plate 20 is pushed to move by the first electric push rod 19, the support plate 20 is attached to and connected with the first impact block 29, then the second electric push rod 25 drives the push block 24 to move, the first impact block 29 is clamped between the clamping block 23 and the push block 24, then the first electric push rod 19 retracts to drive the first impact block 29 to move, after the first impact block moves to a distance of one end, the second electric push rod 25 retracts to separate the push block 24 from the first impact block 29, the first impact block 29 is driven to rebound rapidly by the elasticity of the first elastic rope 28, the first impact block 29 collides with the cushion block 61 to generate vibration, the effect of generating longitudinal impact force is achieved, the second impact block 33 collides with the fixed block 30 in the same way to generate transverse impact force, the effect of simulating the earthquake is achieved, the size of the impact force can be adjusted by adjusting the moving distance of the first impact block 29 and the second impact block 33, the earthquakes of different levels are simulated, and the test comprehensiveness is improved.

Referring to FIG. 2, for the purpose of simulating seismic lateral impact forces; a second sliding chute 7 is formed in the upper end of the supporting platform 6, a second sliding block 8 is fixedly mounted at the lower end of the support 10, and the second sliding block 8 is connected inside the second sliding chute 7 in a sliding manner; a second spring 9 is fixedly installed inside the second sliding chute 7, and one end of the second spring 9 is fixedly connected with a second sliding block 8; through 8 sliding connection of second slider in the inside of second spout 7, can make things convenient for support 10 to slide in the upper end of a platform 6, can receive the striking back at support 10 through second spring 9, can avoid second slider 8 and second spout 7 to take place violent striking, can make support 10 continuously transversely rock many times after receiving a striking simultaneously.

Referring to fig. 2, for the purpose of fixing the position of the foundation module 12 and the test model 15; the upper end of the support 10 is connected with a first positioning plate 13 in an attaching mode, the upper end of the first positioning plate 13 is connected with a first bolt 14 in a threaded mode, the lower end of the first bolt 14 penetrates through the first positioning plate 13, the lower end of the first bolt 14 is connected with the support 10 in a threaded mode, and one side of the lower end of the first positioning plate 13 is connected with the upper end of the foundation module 12 in an attaching mode; the lower end of the side wall of the test model 15 is fixedly connected with a second positioning plate 16, the upper end of the second positioning plate 16 is in threaded connection with a second bolt 17, the lower end of the second bolt 17 penetrates through the second positioning plate 16, and the lower end of the second bolt 17 is in threaded connection with the foundation module 12; run through first locating plate 13 and support 10 threaded connection through the lower extreme of first bolt 14, can fix first locating plate 13 in the upper end of support 10, lower extreme one side through first locating plate 13 is connected with the laminating of foundation module 12, can fix foundation module 12 in the inside of recess 11, avoid foundation module 12 to drop and influence the test result, the lower extreme through second bolt 17 runs through second locating plate 16 and foundation module 12 threaded connection, can fix test model 15 in the upper end of foundation module 12, make test model 15 and foundation module 12 form wholly, be convenient for go on of test.

3-4, in order to stabilize the positions of the support plate 20 and the push block 24 and avoid the support plate 20 or the push block 24 from being inclined to affect the clamping work; a limiting groove 21 is formed in the inner wall of the fixing frame 18, a limiting block 22 is fixedly connected to one end of the support plate 20, and one end of the limiting block 22 is slidably connected to the inside of the limiting groove 21; a third sliding groove 26 is formed in the upper end of the support plate 20, a third sliding block 27 is fixedly mounted at the lower end of the push block 24, and the third sliding block 27 is slidably connected inside the third sliding groove 26; the support plate 20 is more stable in moving through the sliding connection of the limiting block 22 in the limiting groove 21, the influence of the inclination of the support plate 20 on the clamping work is avoided, the position of the push block 24 can be stabilized through the sliding connection of the third slide block 27 in the third sliding groove 26, and the situation that the first impact block 29 or the second impact block 33 cannot be fixed through the inclination of the push block 24 is avoided.

Referring to FIG. 1, for the purpose of facilitating the testing process throughout the test model 15; an opening 34 is formed in the front face of the fixed box 1, and transparent glass 35 is fixedly installed inside the opening 34; the transparent glass 35 fixedly installed inside the opening 34 can facilitate observation of the test process of the test pattern 15.

The use principle and the advantages are as follows: by inserting the foundation module 12 into the groove 11, different foundation modules 12 can be replaced according to requirements, the test comprehensiveness of the test model 15 is improved, and the potential safety hazard of a building is reduced, the lower end of the first bolt 14 penetrates through the first positioning plate 13 to be in threaded connection with the support 10, the first positioning plate 13 can be fixed at the upper end of the support 10, the lower end of the first positioning plate 13 is in fit connection with the foundation module 12, the foundation module 12 can be fixed in the groove 11, the foundation module 12 is prevented from falling off to influence a test result, the lower end of the second bolt 17 penetrates through the second positioning plate 16 to be in threaded connection with the foundation module 12, the test model 15 can be fixed at the upper end of the foundation module 12, so that the test model 15 and the foundation module 12 are integrated, the test is convenient to carry out, when a vibration test is required, the support plate 20 is pushed to move by the first electric push rod 19, the support plate 20 is connected with the first impact block 29 in a sliding manner through the limiting block 22 in the limiting groove 21, so that the support plate 20 can move more stably in the fixing frame 18, the support plate 20 is prevented from inclining, the support plate 20 is connected with the first impact block 29 in a fitting manner, the second electric push rod 25 drives the push block 24 to move, the third slide block 27 is connected with the third slide groove 26 in a sliding manner, the position of the push block 24 is stabilized when the push block 24 moves, so that the first impact block 29 is clamped between the clamping block 23 and the push block 24, then the first electric push rod 19 retracts to drive the first impact block 29 to move, after the first electric push rod moves to a certain distance, the second electric push rod 25 retracts to separate the push block 24 from the first impact block 29, the first impact block 29 is driven to rebound rapidly through the elastic force of the first elastic rope 28, the first impact block 29 collides with the cushion block 61 to generate vibration, the effect of generating longitudinal impact force is achieved, and the first slide block 4 is connected with the first slide groove 3 in a sliding manner, the supporting platform 6 is enabled to longitudinally move on the side wall of the mounting block 2, the supporting platform 6 is enabled to longitudinally rock on the side wall of the mounting block 2 for multiple times through the first spring 5, the second impact block 33 is enabled to move and loosen the second impact block 33 in the same mode, the second impact block 33 is enabled to rapidly rebound in the slot 31 through the elastic force of the second elastic rope 32, the second impact block 33 and the fixed block 30 are enabled to generate transverse impact force when being impacted, the second sliding block 8 is connected in the second sliding groove 7 in a sliding mode, the support 10 can conveniently slide at the upper end of the supporting platform 6, the second spring 9 can prevent the second sliding block 8 and the second sliding groove 7 from being impacted after the support 10 is impacted, meanwhile, the support 10 can continuously rock for multiple times after receiving one impact, the earthquake simulating effect is achieved, the magnitude of the impact force can be adjusted through adjusting the moving distance between the first impact block 29 and the second impact block 33, the earthquake with different levels is simulated, the test comprehensiveness is improved, and in the test process, the test condition inside the fixed box 1 can be observed through the transparent glass 35 fixedly installed inside the opening 34.

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

Claims (8)

1. The utility model provides a model testing arrangement for building safety, includes fixed case (1), its characterized in that: the inner wall of the fixed box (1) is fixedly provided with a mounting block (2), the side wall of the mounting block (2) is provided with a first sliding groove (3), the inside of the first sliding groove (3) is connected with a first sliding block (4) in a sliding manner, the inside of the first sliding groove (3) is fixedly provided with a first spring (5), one end of the first spring (5) is fixedly connected with the first sliding block (4), the side wall of the first sliding block (4) is fixedly connected with a support (6), the upper end of the support (6) is connected with a support (10) in a sliding manner, the upper end of the support (10) is provided with a groove (11), the inside of the groove (11) is inserted with a foundation module (12), the upper end of the foundation module (12) is connected with a test model (15) in an attaching manner, the inside of the fixed box (1) and the side wall of the fixed box (1) are both fixedly provided with a fixing frame (18), a first electric push rod (19) is fixedly arranged inside the fixing frame (18), an output end of the first electric push rod (19) is fixedly connected with a support plate (20), a clamping block (23) is fixedly arranged on the left side of the upper end of the support plate (20), a push block (24) is slidably connected with the right side of the upper end of the support plate (20), a second electric push rod (25) is fixedly arranged on the right side of the upper end of the support plate (20), an output sheet of the second electric push rod (25) is fixedly connected with the push block (24), a cushion block (61) is fixedly arranged at the lower end of the supporting platform (6), a first elastic rope (28) is fixedly connected with the lower end of the cushion block (61), a first impact block (29) is fixedly connected with one end of the first elastic rope (28), the upper end of the first impact block (29) is movably connected with the cushion block (61), and a fixing block (30) is fixedly arranged on the side wall of the support (10), slot (31) have been seted up to the lateral wall of fixed block (30), the inside sliding connection of slot (31) has second hitting block (33), the inner wall fixedly connected with second stretch cord (32) of slot (31), the one end fixedly connected with second hitting block (33) of second stretch cord (32), clamp splice (23) respectively with first hitting block (29), second hitting block (33) swing joint, ejector pad (24) respectively with second hitting block (33), second hitting block (33) swing joint.

2. The model test device for building safety according to claim 1, characterized in that: a second sliding groove (7) is formed in the upper end of the supporting platform (6), a second sliding block (8) is fixedly mounted at the lower end of the support (10), and the second sliding block (8) is connected to the inside of the second sliding groove (7) in a sliding mode.

3. The model test device for building safety according to claim 2, characterized in that: the inside fixed mounting of second spout (7) has second spring (9), the one end and the second slider (8) fixed connection of second spring (9).

4. The model test device for building safety according to claim 1, characterized in that: the upper end laminating of support (10) is connected with first locating plate (13), the upper end threaded connection of first locating plate (13) has first bolt (14), first locating plate (13) is run through to the lower extreme of first bolt (14), the lower extreme and the support (10) threaded connection of first bolt (14), the lower extreme one side of first locating plate (13) is connected with the upper end laminating of ground module (12).

5. The model test device for building safety according to claim 1, characterized in that: the lower extreme fixedly connected with second locating plate (16) of test model (15) lateral wall, the upper end threaded connection of second locating plate (16) has second bolt (17), second locating plate (16) is run through to the lower extreme of second bolt (17), the lower extreme and foundation module (12) threaded connection of second bolt (17).

6. The model test device for building safety according to claim 1, characterized in that: the inner wall of the fixing frame (18) is provided with a limiting groove (21), one end of the support plate (20) is fixedly connected with a limiting block (22), and one end of the limiting block (22) is connected to the inside of the limiting groove (21) in a sliding mode.

7. The model test device for building safety according to claim 1, characterized in that: the upper end of the support plate (20) is provided with a third sliding groove (26), the lower end of the push block (24) is fixedly provided with a third sliding block (27), and the third sliding block (27) is connected inside the third sliding groove (26) in a sliding mode.

8. The model test device for building safety according to claim 1, characterized in that: an opening (34) is formed in the front face of the fixed box (1), and transparent glass (35) is fixedly mounted inside the opening (34).

Images