CN209342326U - A kind of civil engineering structure shock test device - Google Patents

Abstract

The utility model discloses an anti-seismic test device for civil engineering structures, which comprises a support plate, the upper surface of the support plate is fixedly connected with a positioning bracket, the bottom surface of the support plate is fixedly connected with a base, and the outer surface of the positioning support is fixedly embedded with a positioning bracket. The inside of the positioning tube is equipped with a fan, and the upper part of the supporting plate is provided with a positioning plate. The connecting side of the positioning plate is fixedly connected with a connecting plate. Connected to the inside of the annular chute, the upper surface of the support plate is fixedly inlaid with a bearing, and the inner ring of the bearing is fixedly connected with a partition. The utility model has a reasonable design structure, which can enable the device to simulate the longitudinal vibration of the earthquake to achieve the experiment of the longitudinal anti-seismic effect of the civil engineering structure, and enable the device to simulate the lateral vibration of the earthquake to achieve the experiment of the lateral anti-seismic effect of the civil engineering structure , to realize the impact of fans on civil engineering structures from different angles.

Description

An anti-seismic test device for civil engineering structures

technical field

The utility model relates to the technical field of civil engineering experimental devices, in particular to an anti-seismic test device for civil engineering structures.

Background technique

The safety responsibility of civil engineering projects is heavy, ranging from economic losses to life safety, so it is very important to do a good job in the safety design of civil engineering. In the design process of civil engineering structures, safety tests for civil engineering structures can be It is very important for the design work to provide reliability reference opinions for the design. Among the several major influencing factors that endanger the safety of civil engineering, the impact of vibration is the most obvious, and it is especially important to provide seismic test data.

At present, there are many platforms that can provide input methods in a single direction or horizontal and vertical combinations, and conduct seismic tests on civil engineering structures, but the data provided by such experiments are not comprehensive, and cannot truly reflect the specific conditions of vibration. , it is impossible to effectively simulate the impact of earthquakes and wind energy in nature on the vibration of the experimental model, and it cannot meet the increasing demands in the design. Therefore, we propose a civil engineering structure seismic test device to solve this problem .

Utility model content

1) Solved technical problems

The purpose of the utility model is to provide an anti-seismic test device for civil engineering structures in order to make up for the deficiencies of the prior art.

2) Technical solution

In order to achieve the above purpose, the utility model provides the following technical solutions: a civil engineering structure seismic test device, including a support plate, the upper surface of the support plate is fixedly connected with a positioning bracket, and the bottom surface of the support plate is fixedly connected with a base , the outer surface of the positioning bracket is fixedly inlaid with a positioning tube, the inside of the positioning tube is provided with a fan, the top of the support plate is provided with a positioning plate, and the connecting sides of the positioning plate are fixedly connected with a connecting plate, so The inner side wall of the positioning bracket is provided with an annular chute, and the end of the connecting plate away from the positioning plate is clamped inside the annular chute, the upper surface of the support plate is fixedly embedded with a bearing, and the inner ring of the bearing is fixedly connected There is a partition, the upper surface of the partition is fixedly connected with a symmetrical through pipe, the inside of the through pipe is provided with a first strong spring, and the bottom end of the first strong spring is fixedly connected with the upper surface of the support plate , the top of the first strong spring is fixedly connected to the bottom surface of the positioning plate, the upper surface of the positioning plate is provided with a placement groove, the inside of the placement groove is provided with a baffle, and the right side of the baffle is fixedly connected There is a second strong spring, the right end of the second strong spring is fixedly connected with the inner side wall of the placement groove, the bottom surface of the positioning plate is fixedly connected with the first vibration motor, and the left side of the baffle plate is fixedly connected with the second vibration motor. Vibration motor, the upper surface of the base is provided with a groove, the bottom of the partition extends to the inside of the groove, the bottom surface of the partition is fixedly connected with a crank handle, and the inside of the groove is provided with a moving plate .

Further, a positioning ring is fixedly connected to the outer surface of the fan, and the outer surface of the positioning ring is fixedly connected to the inner wall of the positioning pipe.

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively increase the stability of the fan and improve the protection of the fan.

Further, the inside of the baffle is fixedly embedded with an insertion tube, the inside of the insertion tube is sleeved with a slide bar, and both ends of the slide bar are fixedly connected to the inner side wall of the placement groove.

By adopting the above technical proposal, a civil engineering structure anti-seismic test device can effectively ensure the mobility of the baffle, and at the same time improve the stability of the baffle when it moves.

Further, the upper surface of the moving plate is provided with a slot compatible with the crank, and the bottom end of the crank is snapped into the slot.

By adopting the above technical proposal, a civil engineering structure anti-seismic test device can effectively improve the convenience of partition rotation, and at the same time avoid accidental rotation of the partition and improve the safety of the experimental device.

Further, the inner side wall of the groove is provided with symmetrical positioning grooves, and both ends of the moving plate are clamped inside the positioning grooves.

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively increase the limitation on the position of the moving plate and improve the stability of the moving plate.

Further, the bottom surface of the moving plate is fixedly connected with a first magnet, and the inner bottom wall of the groove is fixedly connected with a second magnet, and the first magnet and the second magnet are mutually conductive magnets.

By adopting the above-mentioned technical scheme, a civil engineering structure anti-seismic test device can effectively realize the supporting effect on the moving plate and ensure the positioning of the crank handle.

3) Beneficial effects

Compared with the prior art, this kind of civil engineering structure seismic test device has the following beneficial effects:

First: the utility model communicates with the municipal power supply through the use of the first vibration motor, the first vibration motor produces a longitudinal vibration effect, and the first strong spring is used to make the positioning plate have the effect of vibrating up and down, so that the device can simulate an earthquake Longitudinal vibration, to achieve the experiment of the longitudinal anti-seismic effect of civil engineering structures, the second vibration motor is connected with the municipal power supply, and the second strong spring is used to make the baffle have the effect of left and right vibration, so that the device can simulate the transverse direction of the earthquake Vibration, to achieve experiments on the lateral seismic effect of civil engineering structures.

Second: The utility model communicates with the municipal power supply through the fan, uses the fan to simulate the vibration effect caused by the natural wind on the civil engineering structure, turns the handle, and realizes the influence of the fan on the civil engineering structure from different angles, uses the first magnet and the second The repulsive force of the magnet connects the crank handle to the inside of the card slot, avoiding the unexpected rotation of the partition and improving the protection of the civil engineering structure.

Description of drawings

Fig. 1 is the sectional view of positioning plate of the present utility model;

Fig. 2 is the enlarged schematic diagram of the structure at A place in Fig. 1 of the utility model;

Fig. 3 is an enlarged schematic diagram of the structure at B in Fig. 1 of the present utility model.

In the figure: 1. Support plate; 2. Positioning bracket; 3. Positioning pipe; 4. Fan; 5. Positioning ring; 6. Ring chute; 7. Bearing; 8. Base; 9. Groove; 10. Positioning Groove; 11, moving plate; 12, positioning plate; 13, connecting plate; 14, placement groove; 15, baffle plate; 16, inserting pipe; 17, slide bar; ; 20, clapboard; 21, crank handle; 22, second magnet;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1-3, the utility model provides a technical solution: a civil engineering structure seismic test device, including a support plate 1, the upper surface of the support plate 1 is fixedly connected with a positioning bracket 2, and the bottom surface of the support plate 1 is fixed The base 8 is connected, the outer surface of the positioning bracket 2 is fixedly inlaid with a positioning tube 3, the inside of the positioning tube 3 is provided with a fan 4, the top of the support plate 1 is provided with a positioning plate 12, and the connecting sides of the positioning plate 12 are fixedly connected with The connecting plate 13 and the inner side wall of the positioning bracket 2 are provided with an annular chute 6, and the end of the connecting plate 13 away from the positioning plate 12 is clamped inside the annular chute 6, and the upper surface of the supporting plate 1 is fixedly embedded with a bearing 7, and the bearing 7 The inner ring of the partition plate 20 is fixedly connected with a partition plate 20, and the upper surface of the partition plate 20 is fixedly connected with a symmetrical through pipe 25. The inside of the through pipe 25 is provided with a first strong spring 18, and the bottom end of the first strong spring 18 is connected to the support plate. The upper surface of 1 is fixedly connected, and the top of the first strong spring 18 is fixedly connected with the bottom surface of the positioning plate 12. The upper surface of the positioning plate 12 is provided with a placement groove 14, and the inside of the placement groove 14 is provided with a baffle plate 15. The right side is fixedly connected with the second strong spring 19, and the right end of the second strong spring 19 is fixedly connected with the inner wall of the placement groove 14, and the bottom surface of the positioning plate 12 is fixedly connected with the first vibration motor 26, and the left side of the baffle plate 15 The second vibration motor 27 is fixedly connected, the upper surface of the base 8 is provided with a groove 9, the bottom of the partition 20 extends to the inside of the groove 9, the bottom surface of the partition 20 is fixedly connected with a crank handle 21, and the bottom of the groove 9 A moving plate 11 is provided inside.

Further, the outer surface of the fan 4 is fixedly connected with a positioning ring 5 , and the outer surface of the positioning ring 5 is fixedly connected with the inner wall of the positioning pipe 3 .

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively increase the stability of the fan 4 and improve the protection of the fan 4 .

Further, the inside of the baffle plate 15 is fixedly embedded with an insertion tube 16 , and the inside of the insertion tube 16 is sleeved with a sliding rod 17 , and both ends of the sliding rod 17 are fixedly connected to the inner sidewall of the placement groove 14 .

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively ensure the mobility of the baffle 15 and improve the stability of the baffle 15 when moving.

Further, the upper surface of the moving plate 11 is provided with a slot 23 matching with the crank handle 21 , and the bottom end of the crank handle 21 is snapped into the slot 23 .

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively improve the convenience of rotating the partition 20, and at the same time avoid accidental rotation of the partition 20, thereby improving the safety of the experimental device.

Further, a symmetrical positioning groove 10 is opened on the inner side wall of the groove 9 , and both ends of the moving plate 11 are clamped inside the positioning groove 10 .

By adopting the above technical solution, a civil engineering structure anti-seismic test device can effectively increase the limitation on the position of the moving plate 11 and improve the stability of the moving plate 11 .

Further, a first magnet 24 is fixedly connected to the bottom surface of the moving plate 11 , and a second magnet 22 is fixedly connected to the inner bottom wall of the groove 9 , and the first magnet 24 and the second magnet 22 are mutually conductive magnets.

By adopting the above-mentioned technical solution, the anti-seismic test device for civil engineering structures can effectively realize the supporting effect on the moving plate 11 and ensure the positioning of the crank handle 21 .

Working principle: The first vibration motor 26 is connected to the municipal power supply, the first vibration motor 26 produces a longitudinal vibration effect, and the first strong spring 18 is used to make the positioning plate 12 vibrate up and down, so that the device can simulate an earthquake Longitudinal vibration, to achieve the experiment of the longitudinal anti-seismic effect of civil engineering structures, the second vibration motor 27 is connected with the municipal power supply, and the second strong spring 19 is used to make the baffle 15 have the effect of left and right vibration, so that the device can simulate The lateral vibration of the earthquake achieves the experiment of the lateral anti-seismic effect of the civil engineering structure. The fan 4 is connected with the municipal power supply, and the vibration effect caused by the natural wind to the civil engineering structure is simulated by the fan 4. The crank handle 21 is turned to realize the anti-seismic effect of the fan 4 on the civil engineering structure. Due to the influence of different angles of the engineering structure, the repulsive force of the first magnet 24 and the second magnet 22 is used to clamp the crank handle 21 inside the card slot 23, so as to avoid the unexpected rotation of the partition 20 and improve the protection of the civil engineering structure .

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of civil engineering structure shock test device, including support plate (1), it is characterised in that: the support plate (1) it is upper Surface is fixedly connected with locating support (2), and the bottom surface of the support plate (1) is fixedly connected with pedestal (8), the locating support (2) outer surface fixation is inlaid with positioning pipe (3), and the inside of the positioning pipe (3) is equipped with blower (4), the support plate (1) Top is equipped with positioning plate (12), and the connection side of the positioning plate (12) is fixedly connected to connecting plate (13), the positioning branch The inner sidewall of frame (2) offers annular groove (6), and one end of the remotely located plate of the connecting plate (13) (12) is connected to annular cunning The upper surface fixation of the inside of slot (6), the support plate (1) is inlaid with bearing (7), and the inner ring of the bearing (7) is fixedly connected Have partition (20), the upper surface of the partition (20) is fixedly connected with symmetrical siphunculus (25), the inside of the siphunculus (25) Equipped with the first brute spring (18), the bottom end of first brute spring (18) is fixedly connected with the upper surface of support plate (1), institute The top for stating the first brute spring (18) is fixedly connected with the bottom surface of positioning plate (12), and the upper surface of the positioning plate (12) opens up Have placing groove (14), the inside of the placing groove (14) is equipped with baffle (15), and the right side of the baffle (15) is fixedly connected with The right end of second brute spring (19), second brute spring (19) is fixedly connected with the inner sidewall of placing groove (14), described The bottom surface of positioning plate (12) is fixedly connected with the first vibrating motor (26), and the left side of the baffle (15) is fixedly connected with second The upper surface of vibrating motor (27), the pedestal (8) opens up fluted (9), and the bottom of the partition (20) extends to groove (9) Inside, the bottom surface of the partition (20) is fixedly connected with crank (21), and the inside of the groove (9) is equipped with movable plate (11).

2. a kind of civil engineering structure shock test device according to claim 1, it is characterised in that: the blower (4) Outer surface be fixedly connected with positioning ring (5), the outer surface of the positioning ring (5) is fixedly connected with the inner wall of positioning pipe (3).

3. a kind of civil engineering structure shock test device according to claim 1, it is characterised in that: the baffle (15) Inside it is fixed be inlaid with interspersed pipe (16), the internal sleeve of the interspersed pipe (16) is equipped with slide bar (17), and the two of slide bar (17) End is fixedly connected with the inner sidewall of placing groove (14).

4. a kind of civil engineering structure shock test device according to claim 1, it is characterised in that: the movable plate (11) upper surface offers the card slot (23) to match with crank (21), and the bottom end of the crank (21) is connected to card slot (23) Inside.

5. a kind of civil engineering structure shock test device according to claim 1, it is characterised in that: the groove (9) Inner sidewall offer symmetrical locating slot (10), the both ends of the movable plate (11) are connected to the interior of locating slot (10) Portion.

6. a kind of civil engineering structure shock test device according to claim 1, it is characterised in that: the movable plate (11) bottom surface is fixedly connected with the first magnet (24), and the inner bottom wall of the groove (9) is fixedly connected with the second magnet (22), institute State the first magnet (24) and the second magnet (22) general character magnet each other.