CN219265647U - An anti-seismic test device - Google Patents

Abstract

The utility model relates to the technical field of earthquake resistance tests, in particular to an earthquake resistance test device. The device comprises a bottom plate, wherein two sliding frames are fixed at the upper end of the bottom plate, two sliding frames are fixedly connected through a connecting plate, one side of the connecting plate is rotationally connected with driving teeth, a driving motor is fixed at the other side of the connecting plate, the output end of the driving motor is connected with the driving teeth, and follow-up plates are arranged on the two sides of the driving teeth and at positions corresponding to the sliding frames. According to the utility model, the motor replaces a vibration motor in a traditional test, so that damage to surrounding objects caused by the adoption of the vibration motor is reduced; can place the installation to test article through the mounting panel, can drive the mounting panel through driving tooth, driving motor, follower plate, the structural fit of support frame and shake the experiment to two mounting panels through the symmetry setting, make the device can carry out contrast test to two test articles simultaneously, effectively promoted test efficiency.

Description

An anti-seismic test device

technical field

The utility model relates to the technical field of anti-seismic tests, in particular to an anti-seismic test device.

Background technique

Civil engineering refers to the planning, construction and maintenance of all infrastructure related to culture, soil and water. It refers to the survey and planning of buildings and related supporting facilities for new construction, reconstruction or expansion of various projects other than housing construction. , design, construction and other technical work and the completed engineering entities; when completing the architectural design, generally the designed model will be subjected to seismic tests to obtain data.

For example, the authorized patent No. "CN209909064U" is "a civil engineering structure anti-seismic experiment device". The layer-by-layer shock absorption of the shock-absorbing component gradually consumes the pressure generated by the vibration motor on the bottom. After multiple shock absorption, the shock-absorbing effect is better than the traditional shock absorption through the spring group, which effectively reduces the vibration motor. During the process, the vibration generated will cause damage to the surrounding environment and objects”, and it is proposed that “the existing anti-seismic experimental device performs anti-seismic experiments on civil engineering structures, the vibration generated by the vibration motor is relatively large, and it is easy to damage the surrounding environment. physical damage” is technically deficient.

Based on the above, it can be seen that there are the following technical problems in the prior art: when the existing anti-seismic experimental device performs anti-seismic experiments on civil engineering structures, the vibration generated by the vibration of the vibrating motor is relatively large, which is easy to cause damage to the surrounding objects. Therefore, this The application proposes an anti-seismic test device, which provides a new technical solution to solve the technical problems mentioned in the above patent.

Utility model content

The purpose of this utility model is to provide a kind of anti-seismic test device. Generally speaking, it is aimed at the technical problem: when the existing anti-seismic test device is used for anti-seismic experiments on civil engineering structures, the vibration generated by the vibration of the vibration motor is relatively large, and it is easy to install Damage to surrounding objects.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

An anti-seismic test device, comprising a base plate, two carriages are fixed on the upper end of the base plate, and the two carriages are fixedly connected by a connecting plate, and one side of the connecting plate is rotationally connected with a driving tooth, and the The other side of the connection plate is fixed with a driving motor, the output end of the driving motor is connected with the driving teeth, and a follower plate is arranged on both sides of the driving teeth and at a position corresponding to the carriage. The follower plates are slidingly connected with the corresponding carriages, and the two follower plates are engaged with the drive teeth; the outer sides of the two follower plates are fixed with support frames, and the upper ends of the support frames are fixed With mounting plate.

Preferably, the upper and lower ends of the two follower plates are slidably connected to the corresponding carriages through guide wheels.

Preferably, the upper ends of the support frames are fixed with extension plates, the installation plates are fixed on the upper ends of the extension plates, and the support frames are fixedly connected with the installation plates through the extension plates.

Preferably, the upper ends of the backs of the two slides are fixedly connected by an upper reinforcement plate, the lower ends of the two backs of the slides are fixedly connected by a lower reinforcement plate, and the backs of the two slides are provided with tripods, so The upper end of the tripod is fixedly connected to the upper reinforcing plate by screws, and the lower end of the tripod is respectively fixedly connected to the lower reinforcing plate and the bottom plate by screws.

Preferably, both ends of the bottom plate are provided with extension frames, the extension frames are plugged and connected to the bottom plate through connecting rods, and the lower ends of both ends of the extension frame are fixed with supporting bases.

Preferably, lifting bases are provided at the four end corners of the lower end of the bottom plate, and a lifting screw is rotatably connected to the upper end of the lifting base, and the lifting screw is screwed to the bottom plate.

It can be seen without doubt that the technical problem to be solved in the present application can be solved through the above-mentioned technical solution of the present application.

Through the above technical solutions, the utility model at least has the following beneficial effects:

The vibration motor in the traditional test is replaced by the motor, thereby reducing the damage to the surrounding objects caused by the use of the vibration motor; the test object can be placed and installed through the mounting plate, through the structure of the driving teeth, driving motor, follower plate, and support frame Cooperate with the mounting plate that can be driven to carry out vibration experiments, and through the two symmetrically arranged mounting plates, the device can conduct comparative tests on two test objects at the same time, effectively improving the test efficiency.

The stability of the device during use can be effectively improved by adding a tripod; and the extension frames at both ends of the bottom plate are extended outward to further improve the stability of the device.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments. Obviously, the accompanying drawings in the following description are some embodiments of the utility model. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1 is a kind of overall structure schematic diagram of anti-seismic test device;

Fig. 2 is a kind of whole structure front view of anti-seismic test device;

Fig. 3 is a schematic diagram of the connection structure between the mounting plate and the slide frame of the anti-seismic test device;

Fig. 4 is a structural schematic diagram of a tripod of an anti-seismic test device;

Fig. 5 is a structural schematic diagram of an extension frame of an anti-seismic test device.

In the figure: 1. Bottom plate; 2. Carriage; 3. Connecting plate; 4. Driving teeth; 5. Driving motor; 6. Follower plate; 7. Support frame; 8. Mounting plate; 9. Extension plate; 10. Upper reinforcing plate; 11, lower reinforcing plate; 12, tripod; 13, extension frame; 14, connecting rod; 15, support base; 16, lifting base; 17, lifting screw.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Referring to Fig. 1-Fig. 5, an anti-seismic test device includes a base plate 1, two carriages 2 are fixed on the upper end of the base plate 1, and the two carriages 2 are fixedly connected by a connecting plate 3, and one side of the connecting plate 3 rotates A driving tooth 4 is connected, and a driving motor 5 is fixed on the other side of the connecting plate 3, and the output end of the driving motor 5 is connected with the driving tooth 4, and both sides of the driving tooth 4 and positions corresponding to the carriage 2 are provided with There is a follower plate 6, two follower plates 6 are slidingly connected with the corresponding carriage 2, in order to guide the movement of the follower plate 6 and improve the stability of the follower plate 6 when it moves, the two follower plates 6 The upper and lower ends of the upper and lower ends are slidingly connected with the corresponding carriage 2 through guide wheels; the two follower plates 6 are meshed with the drive teeth 4; the outer sides of the two follower plates 6 are fixed with support frames 7, and the support frames 7 The upper ends of each are fixed with a mounting plate 8, wherein, in order to promote the support area of the support frame 7 to the mounting plate 8, the upper end of the support frame 7 is fixed with an extension plate 9, and the mounting plate 8 is fixed on the upper end of the extension plate 9, and the support frame 7 It is fixedly connected with the mounting plate 8 through the extension plate 9 .

It can be seen that when in use, the test object can be installed on the upper end of one of the mounting plates 8, or two test objects can be installed on the upper ends of the two mounting plates 8 at the same time for comparative tests; the drive gear can be driven by starting the drive motor 5. 4 to rotate, through the meshing connection between the follower plate 6 and the drive teeth 4, the follower plate 6 can be driven to move along the vertical direction of the carriage 2, and the reciprocating motion of the follower plate 6 can be realized by the positive and negative rotation of the drive motor 5, thereby Drive the mounting plate 8 to carry out the vibration test, wherein, the movement process of the follower plate 6 can be adjusted by adjusting the rotation process of the drive motor 5, thereby realizing the adjustment of the vibration amplitude of the mounting plate 8;

The test object can be placed and installed through the mounting plate 8, and the mounting plate 8 can be driven to carry out the vibration experiment through the structural cooperation of the driving tooth 4, the driving motor 5, the follower plate 6, and the support frame 7, and through the two symmetrically arranged mounting plates 8. The device can conduct comparative tests on two test objects at the same time, which effectively improves the test efficiency.

In order to further optimize the above structure and ensure the stability of the device during use;

Specifically, the upper ends of the back sides of the two slide frames 2 are fixedly connected by the upper reinforcing plate 10, the lower ends of the two back sides of the two slide frames 2 are fixedly connected by the lower reinforcing plate 11, and the back sides of the two slide frames 2 are all provided with a tripod 12, the tripod The upper end of 12 is fixedly connected with upper reinforcing plate 10 by screws, and the lower end of tripod 12 is fixedly connected with lower reinforcing plate 11 and base plate 1 respectively by screws.

Specifically, extension frames 13 are provided at both ends of the base plate 1 , and the extension frames 13 are connected to the base plate 1 through connecting rods 14 , and support bases 15 are fixed at the lower ends of both ends of the extension frame 13 . Wherein, in order to facilitate the outward extension of the extension frame 13, a lifting base 16 is provided at the four end corners of the lower end of the base plate 1. The upper end of the lifting base 16 is rotatably connected with a lifting screw 17, and the lifting screw 17 is threadedly connected with the base plate 1.

It can be seen that during the test, the support of the carriage 2 by the tripod 12 prevents the carriage 2 from shaking and effectively improves the stability of the carriage 2; by extending the extension frame 13, the ground contact range is expanded, thereby improving the stability of the bottom plate 1. Stability; through the threaded connection between the lifting screw 17 and the bottom plate 1 and the rotation connection between the lifting screw 17 and the lifting base 16, when the extension frame 13 needs to be extended outwards, the bottom plate 1 is lifted up by rotating the lifting screw 17, and the lifting The height of the extension frame 13 makes the support base 15 separate from the ground, so that the extension frame 13 is extended outwards conveniently. After the extension frame 13 is extended, the height of the bottom plate 1 is lowered by turning the lifting screw 17 so that the support base 15 is in contact with the ground, thereby Achieve extended touchdown range.

Based on the above, we can see that:

The utility model aims at the technical problem: when the existing anti-seismic experiment device performs anti-seismic experiments on civil engineering structures, the vibration generated by the vibration of the vibrating motor is relatively large, which is easy to cause damage to the surrounding objects; the technical solutions of the above-mentioned embodiments are adopted. Simultaneously, the realization process of above-mentioned technical scheme is:

Connect the device to an external power supply. When in use, the test object can be installed on the upper end of one of the mounting plates 8, or two test objects can be installed on the upper ends of the two mounting plates 8 at the same time for comparative testing; by starting the drive motor 5, the Drive the drive tooth 4 to rotate, through the meshing connection between the follower plate 6 and the drive tooth 4, the follower plate 6 can be driven to move along the vertical direction of the carriage 2, and the reciprocation of the follower plate 6 can be realized by the positive and negative rotation of the drive motor 5 Movement, thereby driving the mounting plate 8 to carry out the vibration test, wherein, the movement process of the follower plate 6 can be adjusted by adjusting the rotation process of the drive motor 5, thereby realizing the adjustment of the vibration amplitude of the mounting plate 8;

Through the above settings, the present application must be able to solve the above technical problems, and at the same time, achieve the following technical effects:

The vibration motor in the traditional test is replaced by the motor, thereby reducing the damage to the surrounding objects caused by the use of the vibration motor; the test object can be placed and installed through the installation plate 8, through the drive tooth 4, the drive motor 5, the follower plate 6, The structural cooperation of the support frame 7 can drive the mounting plate 8 to carry out vibration experiments, and through the two symmetrically arranged mounting plates 8, the device can conduct comparative tests on two test objects at the same time, effectively improving the test efficiency.

The stability of the device during use can be effectively improved by adding the tripod 12 ; and the extension frames 13 at both ends of the bottom plate 1 extend outwards, further improving the stability of the device.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions describe only the principle of the utility model. There will be various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope required by the utility model is defined by the appended claims and their equivalents.

Claims (6)

1. An anti-seismic test device, comprising a base plate (1), characterized in that two carriages (2) are fixed on the upper end of the base plate (1), and two carriages (2) are connected through a connecting plate (3) Fixed connection, one side of the connecting plate (3) is connected with a driving tooth (4), and the other side of the connecting plate (3) is fixed with a driving motor (5), and the driving motor (5) ) is connected to the drive tooth (4), and a follower plate (6) is provided on both sides of the drive tooth (4) and at a position corresponding to the carriage (2). The moving plate (6) is slidingly connected with the corresponding carriage (2), and the two following plates (6) are meshed with the driving teeth (4); the outer sides of the two following plates (6) are A support frame (7) is fixed, and a mounting plate (8) is fixed on the upper end of the support frame (7). 2. An anti-seismic test device according to claim 1, characterized in that the upper and lower ends of the two follower plates (6) are slidingly connected to the corresponding carriage (2) through guide wheels. 3. An anti-seismic test device according to claim 1, characterized in that extension plates (9) are fixed on the upper ends of the support frames (7), and the installation plates (8) are fixed on the extension plates (9) ), the support frame (7) is fixedly connected with the installation plate (8) through the extension plate (9). 4. An anti-seismic test device according to claim 1, characterized in that the upper ends of the backs of the two carriages (2) are fixedly connected by an upper reinforcing plate (10), and the two carriages (2) The lower end of the back is fixedly connected by the lower reinforcing plate (11), and the backs of the two sliding frames (2) are provided with tripods (12), and the upper ends of the tripods (12) and the upper reinforcing plate (10) pass through Screws are fixedly connected, and the lower ends of the tripod (12) are respectively fixedly connected with the lower reinforcing plate (11) and the bottom plate (1) by screws. 5. An anti-seismic test device according to claim 1, characterized in that, both ends of the bottom plate (1) are provided with extension frames (13), and the extension frames (13) are connected by connecting rods (14) It is plugged and connected with the base plate (1), and the lower ends of both ends of the extension frame (13) are fixed with supporting bases (15). 6. An anti-seismic test device according to claim 5, characterized in that, four end corners of the lower end of the bottom plate (1) are provided with lifting bases (16), and the lifting bases (16) The upper end is rotatably connected with a lifting screw (17), and the lifting screw (17) is threadedly connected with the bottom plate (1).

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