CN215985087U - Civil engineering structure shock resistance test device - Google Patents
Civil engineering structure shock resistance test device Download PDFInfo
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- CN215985087U CN215985087U CN202122714245.9U CN202122714245U CN215985087U CN 215985087 U CN215985087 U CN 215985087U CN 202122714245 U CN202122714245 U CN 202122714245U CN 215985087 U CN215985087 U CN 215985087U
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Abstract
The utility model relates to the technical field of civil engineering, in particular to a civil engineering structure anti-seismic testing device which comprises a fixing frame, wherein a fixing plate is arranged inside the fixing frame, a gap is reserved between the fixing plate and the fixing frame, a vibration box is arranged on one side of the fixing frame, a vibration motor is arranged inside the vibration box, a supporting frame is arranged on the side surface of the fixing frame, vibration frames are arranged on the tops of the supporting frame, a cavity is formed in the surface of each vibration frame, a supporting plate is arranged inside the cavity, two material guide cavities are reserved between the cavity and the supporting plate, a material guide plate is arranged below each material guide cavity, and electric push rods are arranged on two sides of each vibration frame. When the engineering structure is subjected to vibration detection, secondary vibration caused by stones, bricks or metal materials is applied to the engineering structure, so that the situation that the engineering structure between mountain bodies or buildings is simulated when an earthquake occurs is achieved, the supporting height of the electric push rod on the vibration frame is adjusted, and the force, impact and vibration performance which can be borne by the engineering structure can be further determined.
Description
Technical Field
The utility model relates to the technical field of civil engineering, in particular to a civil engineering structure earthquake resistance test device.
Background
Civil engineering, which is the object of applied materials, equipment and technical activities such as surveying, designing, construction, maintenance, repair, etc., is also referred to as engineering construction.
In the building construction, the construction of the project is mostly achieved through various engineering buildings, components or equipment, the current components and construction materials or steel structure materials are composed of the devices, before use, certain anti-seismic test detection is required to determine whether the structure achieves the anti-seismic property, in the case of a project constructed under the feet of a mountain area or between adjacent high-rise buildings, when an earthquake occurs, the mountain body can collapse and slide down, the high-rise building can collapse, at the moment, the collapse of the mountain body can lead stones to be smashed on the engineering structure, the same is true when the high-rise building collapses, however, the existing anti-seismic testing device only has a vibration structure and does not have the characteristics caused by vibration, so that when the whole anti-seismic testing device is used, the measured data obtained by the test is not accurate, therefore, misjudgment can be made on the anti-seismic property of the engineering structure, and great potential safety hazards are left.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a civil engineering structure anti-seismic testing device to solve the problems in the background technology.
In order to achieve the above object, the present invention provides a civil engineering structure earthquake resistance test device, comprising a fixing frame, the fixing frame is rectangular with an upward opening, a fixing plate is arranged inside the fixing frame, a gap is reserved between the fixing plate and the fixing frame, a vibration box is arranged on one side of the fixed frame, a vibration motor is arranged in the vibration box, the vibration motor is connected with the fixed plate, the side surface of the fixed frame is provided with a supporting frame, the tops of the supporting frames are all provided with a vibration frame, the surface of the vibration frame is provided with a cavity, a supporting plate is arranged inside the cavity, two material guide cavities are reserved between the cavity and the supporting plate, a material guide plate is arranged below the material guide cavity and fixedly arranged on the surface of the fixing frame, electric push rods are arranged on two sides of the vibration frame and fixedly connected with the surface of the fixing frame.
As a further improvement of the technical scheme, the inner wall of the fixing frame is provided with a shaft hole, the vibration motor penetrates through the shaft hole, a shaft cavity is formed in the side wall of the fixing plate, and one end of the vibration motor is connected with the shaft cavity.
As a further improvement of the technical scheme, the side wall of the fixing frame is provided with a sliding rail, the surface of the supporting frame is provided with a protrusion, and the sliding rail is in sliding connection with the protrusion.
As a further improvement of the technical scheme, a side opening is formed in the side wall of the fixing frame, and a baffle is hinged to the surface of the side opening.
As a further improvement of the technical scheme, the surface of the supporting plate is in a leak hole shape.
As a further improvement of the technical scheme, the supporting plate is of a conical structure, a shaft lever is mounted on the surface of the supporting plate, the shaft lever penetrates through the surface of the vibration frame, and a rotary table is mounted at one end of the shaft lever.
As a further improvement of the technical scheme, two groups of limiting arms are arranged at the end part of the electric push rod, and each limiting arm is formed by splicing and combining an inner rod and an outer rod.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the civil engineering structure earthquake-proof test device, stones, bricks or metal materials can fall downwards along the material guide cavities at two side ends and contact the material guide plates to pound and fall on the engineering structure on the surface of the fixed plate, so that the engineering structure is damaged by secondary vibration caused by the stones, bricks or metal materials above the engineering structure when the engineering structure is subjected to vibration detection, and the situation of the engineering structure between mountains or buildings when sudden earthquakes occur is simulated;
2. among this civil engineering structure antidetonation test device, through adjusting electric putter to the support height of shaking the frame, come dynamics, striking and the vibrations nature that engineering structure can bear can further confirm, whole device is very similar when also droing with the massif stone when experimental simultaneously, and then, carries out the test data improvement accuracy nature of antidetonation test to engineering structure.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the vibration box of the present invention;
fig. 3 is a schematic diagram of a support plate structure according to the present invention.
The various reference numbers in the figures mean:
1. a fixed mount; 11. a fixing plate; 12. a slide rail; 13. a baffle plate;
2. a vibration box; 21. a vibration motor;
3. a support frame;
4. a vibration frame; 41. a material guiding cavity; 42. a material guide plate;
5. a support plate; 51. a shaft lever; 52. a turntable;
6. an electric push rod; 61. and a limiting arm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Referring to fig. 1-3, in the present embodiment, in order to form a basic vibration test, a fixing frame 1 is rectangular with an upward opening, a fixing plate 11 is disposed inside the fixing frame 1, a gap is left between the fixing plate 11 and the fixing frame 1, a vibration box 2 is disposed on one side of the fixing frame 1, a vibration motor 21 is disposed inside the vibration box 2, the vibration motor 21 is connected to the fixing plate 11, wherein the vibration box 2 causes synchronous vibration through the vibration motor 21, in order to simulate a scene of mountain collapse or similar high-rise collapse during vibration, a supporting frame 3 is disposed on a side surface of the fixing frame 1, a vibration frame 4 is disposed on a top of the supporting frame 3, wherein the vibration frame 4 vibrates along with the vibration of the vibration motor 21, a cavity is disposed on a surface of the vibration frame 4, and a supporting plate 5 is disposed inside the cavity, leave two guide cavities 41 between cavity and the backup pad 5, the stock guide 42 is installed to the below of guide cavity 41, and the fixed surface installation of stock guide 42 and mount 1, wherein, guide cavity 41 is used for discharging stone, fragment of brick or metal material downwards, and stock guide 42 is used for imitating massif stone roll-off phenomenon, and electric putter 6, electric putter 6 and the fixed surface connection of mount 1 are all installed to the both sides of vibrations frame 4.
In this embodiment, the engineering structure to be detected is placed on the surface of the fixing plate 11, the stone, brick or metal material is placed on the surface of the supporting plate 5, the vibration motor 21 is powered on, the vibration motor 21 vibrates and drives the fixing plate 11 to vibrate, and the whole fixing frame 1 is vibrated, at this time, the stone, brick or metal material on the surface of the supporting plate 5 above is vibrated and moves to the side end along the surface of the supporting plate 5, the stone, brick or metal material moves downwards along the material guiding cavities 41 at the two side ends and contacts the material guiding plate 42 to smash and fall onto the engineering structure on the surface of the fixing plate 11, so that the engineering structure is subjected to secondary vibration damage caused by the stone, brick or metal material above while being subjected to vibration detection, thereby simulating the situation of the engineering structure between mountains or buildings when encountering sudden earthquakes, the material guide plate 42 adopts an arc-shaped structure, so that stones, bricks or metal materials can conveniently slide downwards along the surface of the material guide plate 42;
secondly, the heights of the mountain or the building are also changed in different sizes, when the heights are different, the force and the speed generated by falling stones of the mountain or bricks which fall and jump out of the building are also different, when the heights are larger, the downward splashing speed of the stones or bricks is higher, the formed force is also higher, further, the supporting height of the electric push rod 6 on the vibration frame 4 is adjusted, the force, the impact and the vibration which can be borne by the engineering structure can be further determined, meanwhile, the whole device is very similar to the falling of the stones of the mountain during the test, and further, the accuracy of the test data of the anti-vibration test on the engineering structure is improved;
the working principle of the vibration motor 21 is as follows: the vibration motor is provided with a group of adjustable eccentric blocks at two ends of a rotor shaft respectively, and obtains an exciting force by utilizing a centrifugal force generated by high-speed rotation of the shaft and the eccentric blocks; the working principle of the electric push rod 6 is as follows: the motor is decelerated by the gear to drive the pair of screw rod nuts, the rotary motion of the motor is changed into linear motion, and the push rod action is completed by utilizing the forward and reverse rotation of the motor.
In order to make whole device more perfect, the inner wall of mount 1 is equipped with the shaft hole, and vibrating motor 21 runs through the shaft hole, and the axle chamber has been seted up to the lateral wall of fixed plate 11, and the axle chamber is connected to vibrating motor 21's one end, and vibrating motor 21 can carry out basic vibrations operation to fixed plate 11.
Further, slide rail 12 has been seted up to the lateral wall of mount 1, and the surface of support frame 3 is equipped with the arch, slide rail 12 and protruding sliding connection, support vibrations frame 4 through electric putter 6 and upwards promote, under slide rail 12 and bellied being connected for the surface of support frame 3 is restricted in the surface of mount 1, in order to improve the stability of support frame 3 and vibrations frame 4 when upwards, and vibrations frame 4 can not take place the skew.
Still further, the side mouth has been seted up to the lateral wall of mount 1, and the surface of side mouth articulates there is baffle 13, and baffle 13 is the rectangle structure, and is used for sheltering from the inside stone, fragment of brick or metal material of mount 1, after the experiment, opens through baffle 13, and the stone, fragment of brick or metal material of temporary storage on fixed plate 11 surface can be downward along the side mouth, can make stone or other materials collect the secondary and use once more.
In order to improve the effect of the supporting plate 5 caused by simulating the earthquake more exactly, the surface of the supporting plate 5 is in a leak hole shape, and when the supporting plate 5 is vibrated synchronously, the particle solid generated by the fragmentation of stone, brick or metal material on the surface when being vibrated can be downward along the leak hole of the supporting plate 5, so that the simulation of the whole device is further attached to the real state formed during the earthquake, and the accuracy of the measurement result is improved.
Wherein, backup pad 5 is the toper structure, the surface mounting of backup pad 5 has axostylus axostyle 51, axostylus axostyle 51 runs through the surface of vibrations frame 4, carousel 52 is installed to axostylus axostyle 51's one end, wherein, carousel 52 is used for the rotation to axostylus axostyle 51, under the partial earthquake condition, the stone or the fragment of brick that form when certain massif or house collapse can drop the striking engineering structure perpendicularly, all be different to the speed and the dynamics that slope landing striking and perpendicular striking formed, when making formation perpendicular downwards through rotating carousel 52, be located the stone on backup pad 5 surface, fragment of brick or metal material can directly strike the engineering structure downwards, the multiple impact phenomenon that collapses that causes when coming the earthquake simulation of exact.
Similar after accomplishing with the building construction in order to improve electric putter 6's support, electric putter 6's tip is equipped with two sets of spacing arms 61, spacing arm 61 is pegged graft the combination by interior pole and outer pole and forms, spacing arm 61 is used for providing spacing effect when supporting electric putter 6, can make electric putter 6's output shaft support vibrations frame 4 time through spacing arm 61, interior pole of spacing arm 61 can be upwards pulled out along the outer pole, make electric putter 6's supporting effect better, lie in the earth's surface to inlay and establish the installation back in order to reach house or engineering structure, the produced vibrations power of earthquake is comparatively close to the vibrations dynamics that engineering structure caused.
When the civil engineering structure earthquake resistance test device of the embodiment is used specifically, an engineering structure is placed on the fixing plate 11, a stone, a brick or a metal material is placed on the supporting plate 5, the vibration motor 21 is powered on, the vibration motor 21 vibrates and drives the fixing plate 11 to vibrate, the stone, the brick or the metal material on the surface of the supporting plate 5 moves to the side end along the surface of the supporting plate 5, the stone, the brick or the metal material downwards along the material guide cavity 41 and contacts the material guide plate 42 to smash and fall onto the engineering structure, the engineering structure is subjected to secondary vibration damage caused by the stone, the brick or the metal material above when subjected to vibration detection, so as to simulate the condition of the engineering structure between mountains or buildings when sudden earthquakes occur, when the turntable 52 is rotated, the supporting plate 5 rotates, the stone, the brick or the metal material vertically downwards impacts the engineering structure, the earthquake-resistant test bed can exactly simulate various collapse and impact phenomena caused by an earthquake, further determine the force, impact and vibration properties which can be borne by an engineering structure by adjusting the supporting height of the electric push rod 6 to the vibration frame 4, and improve the accuracy of test data of an earthquake-resistant test on the engineering structure.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. Civil engineering structure shock resistance test device, including mount (1), its characterized in that: the utility model discloses a vibration damping device, including mount (1), fixed plate (11), vibrating motor (21), supporting plate (5), support frame (5), guide plate (41), guide plate (42) are installed to the below of guide plate (41), guide plate (42) and the fixed surface mounting of mount (1) are equipped with fixed plate (11) in the inside of mount (1), fixed plate (11) with leave the clearance between mount (1), vibrating case (2) is installed to one side of mount (1), vibrating motor (21) is installed to the inside of vibrating case (2), vibrating motor (21) are connected with fixed plate (11), the side of mount (1) is equipped with support frame (3), vibrating frame (4) is all installed at the top of support frame (3), the surface of vibrating frame (4) has been seted up the cavity, the inside of cavity is equipped with support plate (5), leave two guide chamber (41) between cavity and support plate (5), guide plate (42) are installed to the below of guide chamber (41), electric push rods (6) are installed on two sides of the vibration frame (4), and the electric push rods (6) are fixedly connected with the surface of the fixing frame (1).
2. Civil engineering structure antidetonation test device of claim 1, characterized in that: the inner wall of mount (1) is equipped with the shaft hole, vibrating motor (21) run through the shaft hole, the shaft chamber has been seted up to the lateral wall of fixed plate (11), the shaft chamber is connected to the one end of vibrating motor (21).
3. Civil engineering structure antidetonation test device of claim 1, characterized in that: slide rail (12) have been seted up to the lateral wall of mount (1), the surface of support frame (3) is equipped with the arch, slide rail (12) with protruding sliding connection.
4. Civil engineering structure antidetonation test device of claim 1, characterized in that: the side wall of the fixing frame (1) is provided with a side opening, and the surface of the side opening is hinged with a baffle (13).
5. Civil engineering structure antidetonation test device of claim 1, characterized in that: the surface of the supporting plate (5) is in a leak shape.
6. Civil engineering structure antidetonation test device of claim 1, characterized in that: the supporting plate (5) is of a conical structure, a shaft rod (51) is mounted on the surface of the supporting plate (5), the shaft rod (51) penetrates through the surface of the vibration frame (4), and a rotating disc (52) is mounted at one end of the shaft rod (51).
7. Civil engineering structure antidetonation test device of claim 1, characterized in that: the end part of the electric push rod (6) is provided with two groups of limiting arms (61), and the limiting arms (61) are formed by splicing and combining an inner rod and an outer rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714245.9U CN215985087U (en) | 2021-11-08 | 2021-11-08 | Civil engineering structure shock resistance test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714245.9U CN215985087U (en) | 2021-11-08 | 2021-11-08 | Civil engineering structure shock resistance test device |
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| Publication Number | Publication Date |
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| CN215985087U true CN215985087U (en) | 2022-03-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129172A (en) * | 2023-08-28 | 2023-11-28 | 慈溪市诚正建设工程检测有限公司 | Building structure shock resistance simulation detection device |
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2021
- 2021-11-08 CN CN202122714245.9U patent/CN215985087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129172A (en) * | 2023-08-28 | 2023-11-28 | 慈溪市诚正建设工程检测有限公司 | Building structure shock resistance simulation detection device |
| CN117129172B (en) * | 2023-08-28 | 2024-02-09 | 慈溪市诚正建设工程检测有限公司 | Building structure shock resistance simulation detection device |
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