CN211527759U

CN211527759U - Civil engineering structure anti-seismic test device

Info

Publication number: CN211527759U
Application number: CN201922422185.6U
Authority: CN
Inventors: 李亚芝; 刘兰兰; 郑训臻; 杨柳; 于成龙
Original assignee: Changchun Architecture and Civil Engineering College
Current assignee: Changchun Architecture and Civil Engineering College
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-18
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a civil engineering structure anti-seismic test device, include the laboratory body, place platform, vibrations spring, base and base, the central point of laboratory body bottom puts the department and is fixed with the base, and the inside base that is equipped with of laboratory body of base top to the central point of base bottom puts the department and is fixed with the shell fragment, the bottom of shell fragment and the top fixed connection of base, the turning position department of base bottom all is equipped with buffer structure, and the laboratory body of base top is inside to be equipped with places the platform to the bottom of placing the platform is equipped with equidistant vibrations spring, the bottom of vibrations spring and the top fixed connection of base, the central point of placing the inside department of putting of platform is equipped with the two-way spiral post. The utility model discloses not only ensured the current test environment of laboratory body when the anti-seismic testing device uses, improved the detection effect when the anti-seismic testing device uses, improved the stability when the anti-seismic testing device uses moreover.

Description

Civil engineering structure anti-seismic test device

Technical Field

The utility model relates to an anti-seismic testing device technical field specifically is a civil engineering structure anti-seismic testing device.

Background

The earthquake-proof design is a main means for ensuring the safety of the civil engineering structure when an earthquake occurs, the earthquake-proof design of all countries in the world is based on the earthquake-proof design specifications of all countries, and in order to detect the earthquake-proof performance of the civil engineering structure, an earthquake-proof test device is generally adopted to detect the current structure so as to judge the earthquake-proof performance of the civil engineering structure.

The existing anti-seismic test devices on the market are various in types and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) The existing anti-seismic test device is inconvenient for buffering the base, so that the base is easy to impact the bottom of a laboratory body to a certain extent, and people are often troubled;

(2) the conventional anti-seismic test device is inconvenient for adjusting the angle of the fan, difficult for anti-seismic test at multiple angles and difficult for ensuring the detection effect;

(3) the existing anti-seismic test device is inconvenient to fix the object, so that the object is easy to slip due to vibration, and the stability is general.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a civil engineering structure shock resistance test device to it is not convenient for carry out the angle of buffer treatment, the regulation fan of being not convenient for and is not convenient for carry out the problem of fixing to the article to solve to provide shock resistance test device among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a civil engineering structure anti-seismic testing device comprises a laboratory body, a placing table, a vibration spring, a base and a base, wherein the base is fixed at the central position of the bottom of the laboratory body, the base is arranged inside the laboratory body above the base, an elastic sheet is fixed at the central position of the bottom end of the base, the bottom end of the elastic sheet is fixedly connected with the top end of the base, buffer structures are arranged at the corner positions of the bottom end of the base, the placing table is arranged inside the laboratory body above the base, the vibration spring with equal intervals is arranged at the bottom end of the placing table, the bottom end of the vibration spring is fixedly connected with the top end of the base, a bidirectional spiral column is arranged at the central position inside the placing table, two ends of the bidirectional spiral column are hinged with the inner wall of the placing table, threaded caps are in threaded connection with two ends of the surface of the bidirectional spiral column, and rotary cavities are fixed at two sides of the top of the laboratory, and the center position inside the rotating cavity is hinged with a spiral roller, and a fan is arranged inside the laboratory body on one side of the rotating cavity.

Preferably, the motor is installed in the central point department of rotatory cavity bottom, and the output of motor installs the pivot through the shaft coupling, the top of pivot extend to rotatory cavity's inside and with the bottom fixed connection of helical roll.

Preferably, the top of the placing table above the threaded cap is provided with a limiting groove, the top end of the limiting groove extends to the outside of the placing table, a positioning filler strip is fixed at the center of the top end of the threaded cap, and the top end of the positioning filler strip penetrates through the limiting groove and extends to the outside of the placing table.

Preferably, the surface of the bidirectional spiral column on one side of the threaded cap is fixed with a first gear, a second gear is arranged inside the placing table above the first gear, the second gear is meshed with the first gear, a linkage rod is fixed at the center of the top end of the second gear, and the top end of the linkage rod extends to the outside of the placing table.

Preferably, buffer cylinder, buffer rod, piston piece and buffer spring are equipped with in proper order in buffer structure's inside, the turning position department on base top all is fixed with the buffer cylinder, and the inside one end of buffer cylinder is equipped with the piston piece.

Preferably, the central point department of putting of piston piece bottom is equipped with buffer spring, and buffer spring's bottom and the bottom fixed connection of buffer cylinder, and the central point department of putting on piston piece top is equipped with the buffer beam, and the top of buffer beam extends to the outside of buffer cylinder and with the bottom fixed connection of base.

Preferably, the inside of the rotating cavity on one side of the spiral roller is hinged with a fluted disc, a linkage column is fixed on the outer wall on one side of the fluted disc, and one end, far away from the fluted disc, of the linkage column extends to the outside of the rotating cavity and is fixedly connected with the outer wall of the fan.

Preferably, the rotating handle is installed on the top end of the linkage rod, a circular limiting frame is fixed to the top of the placing table on the outer side of the linkage rod, limiting rods are arranged on two sides of the inner portion of the circular limiting frame, and the bottom end of each limiting rod extends to the outer portion of the circular limiting frame and is fixedly connected with the top end of the second gear.

Compared with the prior art, the beneficial effects of the utility model are that: the civil engineering structure anti-seismic testing device not only ensures the current testing environment of the laboratory body when the anti-seismic testing device is used, improves the detection effect when the anti-seismic testing device is used, but also improves the stability when the anti-seismic testing device is used;

(1) through the arrangement of the buffer cylinder, the buffer rod, the piston sheet and the buffer spring, the buffer rod is enabled to move up and down in the buffer cylinder through the piston sheet under the elastic action of the buffer spring so as to buffer the base, and the bottom of the laboratory body is prevented from being impacted, so that the current test environment of the laboratory body is ensured when the anti-seismic test device is used;

(2) the motor is controlled to operate by operating the external switch through the motor, the rotating shaft, the spiral roller, the fluted disc and the linkage column, so that the spiral roller is driven by the rotating shaft to rotate, the fluted disc can slowly rotate due to the mutual meshing of the spiral roller and the fluted disc, and the linkage column drives the fan to synchronously rotate, so that the anti-seismic test can be conveniently carried out at multiple angles, and the detection effect of the anti-seismic test device in use is improved;

(3) through being provided with first gear, the second gear, revolve the handle, the trace, circular spacing frame, the gag lever post, two-way spiral post, the screw cap, spacing groove and location filler strip, through rotatory the handle of revolving, make it drive the rotation of second gear by the trace, the gag lever post can be at the inside synchronous revolution of circular spacing frame simultaneously, so that carry on spacingly to the amplitude of rotation of second gear, because of second gear and first gear intermeshing, first gear then can drive two-way spiral post and rotate at the inside of placing the platform, carry on spacingly back to the amplitude of movement of location filler strip through the spacing groove, make the screw cap remove about the surface of two-way spiral post, and drive location filler strip synchronous motion, so that will wait to detect the top that the article is fixed in and places the platform, avoid it because of vibrations phenomenon that the landing appears, thereby stability when the antidetonation test device used has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of a cross-sectional enlarged structure of the rotary chamber of the present invention;

FIG. 3 is a side view of the fluted disc of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is a schematic view of a sectional enlarged structure of the buffering structure of the present invention.

In the figure: 1. a laboratory body; 2. a placing table; 3. a bidirectional helical column; 4. a motor; 5. rotating the cavity; 6. a fan; 7. a linkage column; 8. positioning the cushion strip; 9. a limiting groove; 10. a threaded cap; 11. vibrating the spring; 12. a base; 13. a base; 14. a spring plate; 15. a buffer structure; 1501. a buffer cylinder; 1502. a buffer rod; 1503. a piston plate; 1504. a buffer spring; 16. a helical roll; 17. a rotating shaft; 18. a fluted disc; 19. a first gear; 20. a second gear; 21. turning a handle; 22. a linkage rod; 23. a circular limit frame; 24. a limiting rod.

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.

Referring to fig. 1-5, the present invention provides an embodiment: a civil engineering structure anti-seismic test device comprises a laboratory body 1, a placing table 2, a vibration spring 11, a base 12 and a base 13, wherein the base 13 is fixed at the central position of the bottom of the laboratory body 1, the base 12 is arranged inside the laboratory body 1 above the base 13, an elastic sheet 14 is fixed at the central position of the bottom end of the base 12, the bottom end of the elastic sheet 14 is fixedly connected with the top end of the base 13, buffer structures 15 are arranged at the corner positions of the bottom end of the base 12, buffer cylinders 1501, buffer rods 1502, piston plates 1503 and buffer springs 1504 are sequentially arranged inside the buffer structures 15, the buffer cylinders 1501 are fixed at the corner positions of the top end of the base 13, piston plates 1503 are arranged at one end inside the buffer cylinders 1501, the buffer springs 1504 are arranged at the central position of the bottom ends of the piston plates 1503, the bottom ends of the buffer springs are fixedly connected with the bottoms of the buffer cylinders 1501, the buffer rods 1502 are arranged at the central position of the top ends of the, the top end of the buffer rod 1502 extends to the outside of the buffer cylinder 1501 and is fixedly connected with the bottom end of the base 12;

through the elastic action of the buffer spring 1504, the buffer rod 1502 moves up and down in the buffer cylinder 1501 through the piston plate 1503 so as to buffer the base 12, avoid impacting the bottom of the laboratory body 1 and ensure the current test environment of the laboratory body 1;

a placing table 2 is arranged in the laboratory body 1 above the base 12, vibration springs 11 at equal intervals are arranged at the bottom end of the placing table 2, the bottom end of each vibration spring 11 is fixedly connected with the top end of the base 12, a bidirectional spiral column 3 is arranged at the central position inside the placing table 2, two ends of each bidirectional spiral column 3 are hinged to the inner wall of the placing table 2, two ends of the surface of each bidirectional spiral column 3 are in threaded connection with threaded caps 10, a limiting groove 9 is arranged at the top of the placing table 2 above each threaded cap 10, the top end of each limiting groove 9 extends to the outside of the placing table 2, a positioning filler strip 8 is fixed at the central position of the top end of each threaded cap 10, and the top end of each positioning filler strip 8 penetrates through each limiting groove 9 and extends to the outside of the placing table 2 so as to drive the positioning filler strips 8 to move left and right;

a first gear 19 is fixed on the surface of the bidirectional spiral column 3 on one side of the screw cap 10, a second gear 20 is arranged inside the placing table 2 above the first gear 19, the second gear 20 is meshed with the first gear 19, a linkage rod 22 is fixed at the central position of the top end of the second gear 20, the top end of the linkage rod 22 extends to the outside of the placing table 2, a rotary handle 21 is installed at the top end of the linkage rod 22, a circular limiting frame 23 is fixed at the top of the placing table 2 outside the linkage rod 22, limiting rods 24 are arranged on two sides inside the circular limiting frame 23, and the bottom end of each limiting rod 24 extends to the outside of the circular limiting frame 23 and is fixedly connected with the top end of the second gear 20 so as to drive the bidirectional spiral column 3 to rotate;

the rotary cavity 5 is fixed on both sides of the top of the laboratory body 1, the motor 4 is installed at the center position of the bottom end of the rotary cavity 5, the model of the motor 4 can be Y112M-2, the output end of the motor 4 is provided with a rotating shaft 17 through a coupler, the top end of the rotating shaft 17 extends into the rotary cavity 5 and is fixedly connected with the bottom end of the spiral roller 16, so that the spiral roller 16 is driven to rotate;

a spiral roller 16 is hinged at the central position inside the rotary cavity 5, a fluted disc 18 is hinged inside the rotary cavity 5 on one side of the spiral roller 16, a linkage column 7 is fixed on the outer wall on one side of the fluted disc 18, and one end, far away from the fluted disc 18, of the linkage column 7 extends to the outside of the rotary cavity 5 and is fixedly connected with the outer wall of the fan 6 so as to drive the fan 6 to rotate; and a fan 6 is arranged inside the laboratory body 1 at one side of the rotating cavity 5, and the type of the fan 6 can be Y80-2.

The working principle is as follows: when the anti-vibration test device is used, firstly, an object to be tested is placed at the top of the placing table 2, the rotation handle 21 is rotated to drive the second gear 20 to rotate by the linkage rod 22, meanwhile, the limiting rod 24 synchronously rotates in the circular limiting frame 23 to limit the rotation amplitude of the second gear 20, because the second gear 20 is meshed with the first gear 19, the first gear 19 can drive the bidirectional spiral column 3 to rotate in the placing table 2, after the movement amplitude of the positioning pad strip 8 is limited by the limiting groove 9, the screw cap 10 moves left and right on the surface of the bidirectional spiral column 3 and drives the positioning pad strip 8 to synchronously move, so that the object to be tested is fixed at the top of the placing table 2, the phenomenon that the object to be tested slides down due to vibration is avoided, the stability of the anti-vibration test device is improved, then, through the elastic action of the vibration spring 11, when the placing table 2 is subjected to impact pressure, so as to wait to detect the object to its top and carry out anti-seismic test, the operation of rethread external switch control motor 4, it is rotatory to make it drive spiral roller 16 by pivot 17, because of spiral roller 16 and fluted disc 18 intermeshing, fluted disc 18 then can slowly rotate, and drive fan 6 synchronous rotation through linkage post 7, so that the multi-angle test of combatting earthquake, detection effect when improving anti-seismic test device and using, at last, through buffer spring 1504's elastic action, make buffer rod 1502 reciprocate in the inside of buffer cylinder 1501 through piston piece 1503, so that carry out buffer treatment to base 12, avoid causing the impact to the bottom of laboratory body 1, ensure the current test environment of laboratory body 1, thereby accomplish anti-seismic test device's use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a civil engineering structure antidetonation test device, includes laboratory body (1), places platform (2), vibrations spring (11), base (12) and base (13), its characterized in that: a base (13) is fixed at the central position of the bottom of the laboratory body (1), a base (12) is arranged inside the laboratory body (1) above the base (13), an elastic sheet (14) is fixed at the central position of the bottom of the base (12), the bottom of the elastic sheet (14) is fixedly connected with the top end of the base (13), buffer structures (15) are arranged at the corner positions of the bottom end of the base (12), a placing table (2) is arranged inside the laboratory body (1) above the base (12), vibration springs (11) with equal intervals are arranged at the bottom end of the placing table (2), the bottom end of each vibration spring (11) is fixedly connected with the top end of the base (12), a bidirectional spiral column (3) is arranged at the central position inside the placing table (2), two ends of each bidirectional spiral column (3) are hinged with the inner wall of the placing table (2), and threaded caps (10) are connected with two ends of the surface of each bidirectional spiral column (3), both sides at laboratory ontology (1) top all are fixed with rotatory cavity (5), and the central point department of putting of rotatory cavity (5) inside articulates there is spiral roller (16) to laboratory ontology (1) inside of rotatory cavity (5) one side is equipped with fan (6).

2. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the center position department of rotatory cavity (5) bottom installs motor (4), and the output of motor (4) installs pivot (17) through the shaft coupling, the top of pivot (17) extend to the inside of rotatory cavity (5) and with the bottom fixed connection of spiral roller (16).

3. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the top of the placing table (2) above the threaded cap (10) is provided with a limiting groove (9), the top end of the limiting groove (9) extends to the outside of the placing table (2), a positioning filler strip (8) is fixed at the center position of the top end of the threaded cap (10), and the top end of the positioning filler strip (8) penetrates through the limiting groove (9) and extends to the outside of the placing table (2).

4. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the surface of the bidirectional spiral column (3) on one side of the threaded cap (10) is fixedly provided with a first gear (19), a second gear (20) is arranged inside the placing table (2) above the first gear (19), the second gear (20) is meshed with the first gear (19), a linkage rod (22) is fixed at the center of the top end of the second gear (20), and the top end of the linkage rod (22) extends to the outside of the placing table (2).

5. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the buffer structure (15) is internally provided with a buffer cylinder (1501), a buffer rod (1502), a piston sheet (1503) and a buffer spring (1504) in sequence, the corner positions at the top end of the base (13) are all fixed with the buffer cylinder (1501), and one end inside the buffer cylinder (1501) is provided with the piston sheet (1503).

6. A civil engineering structure antidetonation test device according to claim 5, characterized in that: the damping device is characterized in that a buffering spring (1504) is arranged at the center of the bottom end of the piston piece (1503), the bottom end of the buffering spring (1504) is fixedly connected with the bottom of the buffering cylinder (1501), a buffering rod (1502) is arranged at the center of the top end of the piston piece (1503), and the top end of the buffering rod (1502) extends to the outside of the buffering cylinder (1501) and is fixedly connected with the bottom end of the base (12).

7. A civil engineering structure earthquake resistance test device according to claim 1, wherein: the internal portion of the rotating cavity (5) on one side of the spiral roller (16) is hinged with a fluted disc (18), a linkage column (7) is fixed on the outer wall on one side of the fluted disc (18), and one end, far away from the fluted disc (18), of the linkage column (7) extends to the external portion of the rotating cavity (5) and is fixedly connected with the outer wall of the fan (6).

8. A civil engineering structure antidetonation test device according to claim 4, characterized in that: the top of trace (22) is installed and is revolved handle (21), and the platform (2) top of placing in trace (22) outside is fixed with circular spacing frame (23) to the inside both sides of circular spacing frame (23) all are equipped with gag lever post (24), and the bottom of gag lever post (24) extends to the outside of circular spacing frame (23) and with the top fixed connection of second gear (20).