CN220356803U

CN220356803U - Anti-seismic base

Info

Publication number: CN220356803U
Application number: CN202321401954.4U
Authority: CN
Inventors: 张涛; 南琛; 周鹏; 张珍
Original assignee: Xi'an Future Testing Technology Co ltd
Current assignee: Xi'an Future Testing Technology Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-01-16
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses an anti-vibration base, which comprises a bottom plate, wherein mounting holes are respectively arranged on extension plates arranged at four corners of the bottom plate, supporting plates are respectively and symmetrically arranged on the top surface of the bottom plate, rectangular through grooves are respectively arranged at the front end and the rear end of each supporting plate, anti-vibration units are respectively arranged at the tops of the inner sides of the rectangular through grooves, a detection plate is fixedly arranged at the bottom of each anti-vibration unit, a buffer unit is arranged below each detection plate, sliding rails are respectively and vertically arranged at the front end and the rear end of each opposite side of each supporting plate, the sliding rails are respectively and slidably connected with sliding grooves arranged at the left end and the right end of each detection plate, the anti-vibration base has a good anti-vibration effect, and after the detection plate is impacted in an impact test process, the first compression spring and the second compression spring can buffer the detection plate well, and meanwhile vibration of the detection plate in a rebound process can be effectively avoided under the cooperation of a displacement sensor and an electromagnetic valve, so that the accuracy and reliability of detection data of an impact test are ensured.

Description

Anti-seismic base

Technical Field

The utility model relates to the technical field of mechanical property detection, in particular to an anti-seismic base.

Background

The mechanical property detection is a criterion for measuring various mechanical properties of the metal material through different mechanical tests, plays a vital role in the processes of developing and developing new materials, improving the quality of the materials, designing and using metal parts and the like, and the mechanical property tests generally comprise a tensile test, a torque test, a compression test, an impact test, a hardness test and the like;

at present, in the process of mechanical property detection, impact test is carried out on materials, the device is subjected to impact force to generate vibration, so that stability of the device is affected, in the prior art, most of bases used for detecting the impact test performance of the materials do not have an anti-vibration function, although a buffer spring is arranged between a detection plate and the base, the buffer spring can rebound after absorbing a part of the impact force, so that vibration is generated, and accuracy of data is detected, and therefore, an anti-vibration base is provided.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model discloses an anti-seismic base, which adopts the technical scheme that the anti-seismic base comprises a base plate, mounting holes are respectively arranged on extension plates arranged at four corners of the base plate, supporting plates are respectively and symmetrically arranged on the top surfaces of the base plate, rectangular through grooves are respectively arranged at the front end and the rear end of each supporting plate, anti-seismic units are respectively arranged at the tops of the inner sides of the rectangular through grooves, a detection plate is fixedly arranged at the bottom of each anti-seismic unit, a buffer unit is arranged below the detection plate, sliding rails are respectively and vertically arranged at the front end and the rear end of each side of each supporting plate, the sliding rails are respectively and horizontally connected with sliding grooves arranged at the left end and the right end of each detection plate, and a displacement sensor is fixedly arranged at the center of the top of the base plate.

As a preferable technical scheme of the utility model, the anti-vibration unit comprises a liquid storage tank, a connecting pipe, an electromagnetic valve, a liquid guide pipe, a fixed pipe, a piston rod, a first compression spring and a piston, wherein the fixed pipe is respectively and fixedly arranged at the top of the inner side of a rectangular through groove, the piston rod is respectively and slidably arranged in a sliding hole arranged at the bottom of the fixed pipe, the bottom of the piston rod is respectively and fixedly connected with the top of a detection plate, the top of the piston rod is respectively and fixedly connected with the piston which is slidably arranged at the inner side of the fixed pipe, the bottom of the piston is respectively provided with the first compression spring, the first compression spring is respectively sleeved on the outer side of the piston rod, the top of the fixed pipe is respectively provided with the liquid guide pipe, the other end of the liquid guide pipe is respectively communicated with the inner side of the liquid storage tank which is arranged at the top of the outer side of a support plate, the rear end of the top of the liquid storage tank is respectively provided with the connecting pipe, and the electromagnetic valve is fixedly arranged at the top of the connecting pipe. Through the downward movement of pick-up plate, make the piston rod can drive the piston and remove in the inside of fixed pipe, and the piston extrudees first compression spring, make first compression spring cushion the impact force that the pick-up plate received, through the setting of solenoid valve, in the in-process of piston downward movement, through opening the solenoid valve, can make outside air get into the liquid reserve tank from the connecting pipe, thereby the piston of being convenient for is through the inside of liquid suction to the fixed pipe of liquid reserve tank inside with the hydraulic oil, through closing the solenoid valve, block connecting pipe and external connection, thereby can prevent that first compression spring from taking place to kick-back, and then reach the purpose that avoids the pick-up plate to take place to kick-back and produce vibration after impact test, make accuracy, the reliability of impact test detection data obtain guaranteeing.

As a preferable technical scheme of the utility model, the front end of the top of the liquid storage tank is respectively provided with a liquid inlet pipe, and the top of the liquid inlet pipe is provided with a pipe cover in a threaded manner. Through the setting of feed liquor pipe and tube cap, make things convenient for the staff to pour into hydraulic oil into to the liquid reserve tank inside.

As a preferable technical scheme of the utility model, the buffer unit comprises four telescopic rods, second compression springs, fixing plates and buffer pads, wherein the telescopic rods are respectively and fixedly arranged at four corners of the top of a bottom plate, the fixing plates are respectively and fixedly arranged at the telescopic ends of the telescopic rods, the buffer pads are respectively arranged at the tops of the fixing plates, the second compression springs are respectively arranged between the bottoms of the fixing plates and the bottom plate, the second compression springs are respectively sleeved on the outer sides of the telescopic rods, and the upper ends and the lower ends of the second compression springs are respectively and fixedly connected with the bottoms of the fixing plates and the top of the bottom plate. In actual use, rubber materials can be used for the buffer cushion, so that noise generated when the detection plate collides with the buffer cushion is reduced, and the impact force received by the detection plate can be buffered through the telescopic rod, the second compression spring and the fixing plate.

As a preferable technical scheme of the utility model, the device further comprises a controller, wherein the controller is arranged at the top of the front side of one of the supporting plates, the output end of the controller is electrically connected with the input end of the electromagnetic valve, and the input end of the controller is electrically connected with the output end of the displacement sensor and the external power supply. Through the setting of the controller, the signal detected by the displacement sensor is analyzed by the controller so as to correspondingly control the electromagnetic valve, and meanwhile, staff can actively control the electromagnetic valve through the controller.

The utility model has the beneficial effects that: according to the utility model, the displacement distance of the detection plate is detected in real time through the displacement sensor, the controller can correspondingly control the electromagnetic valve according to the signal sensed by the displacement sensor, when the detection plate is impacted, the electromagnetic valve is downwards moved, the controller opens the electromagnetic valve, so that external air can enter the liquid storage tank from the connecting pipe, the piston can conveniently pump hydraulic oil in the liquid storage tank into the fixed pipe through the liquid guide pipe, the piston extrudes the first compression spring, and the impact force is primarily buffered by the first compression spring;

when the detection plate moves downwards and collides with the buffer pad, the impact force of the detection plate is transmitted to the fixing plate through the buffer pad, so that the fixing plate extrudes the second compression spring, and the telescopic rod stretches and contracts according to the movement of the fixing plate in the downward movement process of the fixing plate, so that the impact force carried by the detection plate is buffered and absorbed;

when the impact force received by the detection plate is absorbed by buffering and rebounded, the displacement sensor senses that the displacement value of the detection plate rebounds, so that the controller can quickly close the electromagnetic valve and prevent the connecting pipe from being connected with the outside, the first compression spring is prevented from rebounded, the purpose of avoiding vibration caused by the rebound of the detection plate after the impact test is achieved, and the accuracy and the reliability of the detection data of the impact test are ensured;

in summary, this antidetonation base has better antidetonation effect, in the impact test process, after the pick-up plate received the impact, first compression spring and second compression spring can carry out good buffering to it, simultaneously under the cooperation of displacement sensor and solenoid valve, can effectively avoid the pick-up plate to produce the vibration at rebound in-process, thereby make accuracy, the reliability of impact test detected data obtain the guarantee, can solve among the above-mentioned prior art that proposes, this kind of base that uses to the material impact test performance detection does not possess the antidetonation function in most, although be provided with buffer spring between pick-up plate and base, buffer spring can take place to rebound after absorbing a part impact force, thereby produce the vibration, and then detect the problem of accuracy of data.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the present utility model;

FIG. 3 is a schematic view of a partial cross-sectional structure of the present utility model.

In the figure: 1 bottom plate, 2 backup pads, 3 controllers, 4 pick-up boards, 5 antidetonation units, 51 liquid storage tank, 52 connecting pipes, 53 solenoid valves, 54 liquid guide pipes, 55 fixed pipes, 56 piston rods, 57 first compression springs, 58 pistons, 6 buffer units, 61 telescopic rods, 62 second compression springs, 63 fixed plates, 64 buffer pads, 7 liquid inlet pipes, 8 pipe covers, 9 displacement sensors, 10 sliding rails, 11 rectangular through grooves and 12 mounting holes.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses an anti-seismic base, which adopts the technical scheme that the anti-seismic base comprises a base plate 1, mounting holes 12 are respectively arranged on extension plates arranged at four corners of the base plate 1, supporting plates 2 are respectively and bilaterally symmetrically arranged on the top surface of the base plate 1, rectangular through grooves 11 are respectively arranged at the front end and the rear end of each supporting plate 2, anti-seismic units 5 are respectively arranged at the inner tops of the rectangular through grooves 11, a detection plate 4 is fixedly arranged at the bottom of each anti-seismic unit 5, each anti-seismic unit 5 comprises a liquid storage tank 51, a connecting pipe 52, an electromagnetic valve 53, a liquid guide tube 54, a fixing pipe 55, a piston rod 56, a first compression spring 57 and a piston 58, the fixing pipes 55 are respectively and fixedly arranged at the inner tops of the rectangular through grooves 11, the piston rods 56 are respectively and slidably arranged in sliding holes arranged at the bottoms of the fixing pipes 55, the bottoms of the piston rods 56 are respectively and fixedly connected with the tops of the detection plates 4, the top of the piston rod 56 is fixedly connected with a piston 58 which is slidably arranged on the inner side of a fixed pipe 55 respectively, the bottom of the piston 58 is provided with a first compression spring 57 respectively, the first compression spring 57 is sleeved on the outer side of the piston rod 56 respectively, the top of the fixed pipe 55 is provided with a liquid guide pipe 54 respectively, the other end of the liquid guide pipe 54 is communicated with the inside of a liquid storage tank 51 which is arranged on the top of the outer side of a supporting plate 2 respectively, the front end of the top of the liquid storage tank 51 is provided with a liquid inlet pipe 7 respectively, a pipe cover 8 is arranged on the top of the liquid inlet pipe 7 in a threaded manner, by opening the pipe cover 8, thereby being convenient for workers to inject external hydraulic oil into the inside of the liquid storage tank 51 through the liquid inlet pipe 7, the rear end of the top of the liquid storage tank 51 is provided with a connecting pipe 52 respectively, the top of the connecting pipe 52 is fixedly provided with an electromagnetic valve 53, when the electromagnetic valve 53 is opened, and external air can enter the inside of the liquid storage tank 51 from the connecting pipe 52, so that the negative pressure generated in the fixing tube 55 can be pumped into the fixing tube 55 by the hydraulic oil in the liquid storage tank 51 through the liquid guide tube 54 in the downward moving process of the piston 58, the piston 58 extrudes the first compression spring 57 to make the first compression spring 57 primarily buffer the impact force, when the electromagnetic valve 53 is closed, the connecting tube 52 is not communicated with the outside, so that the piston 58 can be prevented from pushing the hydraulic oil back into the liquid storage tank 51 when the first compression spring 57 rebounds, the purpose of avoiding the vibration generated by rebound of the detection plate 4 after the impact test is achieved, the buffer unit 6 is arranged below the detection plate 4, the buffer unit 6 comprises four telescopic rods 61, a second compression spring 62, a fixing plate 63 and buffer pads 64, the telescopic rods 61 are respectively fixedly arranged at four corners of the top of the bottom plate 1, the telescopic ends of the telescopic rods 61 are respectively fixedly provided with a fixed plate 63, the tops of the fixed plates 63 are respectively provided with a buffer pad 64, a second compression spring 62 is respectively arranged between the bottom of the fixed plate 63 and the bottom plate 1, the second compression springs 62 are respectively sleeved outside the telescopic rods 61, the upper ends and the lower ends of the second compression springs 62 are respectively fixedly connected with the bottoms of the fixed plates 63 and the tops of the bottom plate 1, when the detection plates 4 move downwards and collide with the buffer pad 64, the impact force is transmitted to the fixed plates 63 through the buffer pad 64, the fixed plates 63 squeeze the second compression springs 62, the fixed plates 63 stretch and retract according to the movement of the fixed plates 63 in the downward movement process of the fixed plates 63, so that the impact force carried by the detection plates 4 is buffered and absorbed, the front ends and the rear ends of the opposite sides of the support plates 2 are respectively vertically provided with slide rails 10, slide rail 10 respectively with the spout sliding connection that both ends set up about pick-up board 4, make pick-up board 4 when removing, can carry out steady slip along slide rail 10, the top center fixed mounting of bottom plate 1 has displacement sensor 9, displacement sensor 9 can carry out real-time detection to the displacement distance that pick-up board 4 took place, still include controller 3, controller 3 sets up at the front side top of one of them backup pad 2, the input of solenoid valve 53 is connected to the output electricity of controller 3, the output of displacement sensor 9 and external power source is connected to the input electricity of controller 3, carry out real-time detection to the displacement distance of pick-up board 4 through displacement sensor 9, thereby make controller 3 can carry out corresponding control to solenoid valve 53 according to its signal that senses.

The working principle of the utility model is as follows: in use, when the material on the detection plate 4 is impacted, the detection plate 4 drives the piston 58 to move downwards through the piston rod 56, the displacement sensor 9 detects the displacement distance of the detection plate 4 in real time in the downward moving process of the detection plate 4, the signal detected by the displacement sensor 9 is transmitted to the controller 3 in real time, the controller 3 opens the electromagnetic valve 53, so that external air can enter the interior of the liquid storage tank 51 from the connecting pipe 52, the negative pressure generated in the interior of the fixed pipe 55 can conveniently suck hydraulic oil in the interior of the liquid storage tank 51 into the interior of the fixed pipe 55 through the liquid guide pipe 54 in the downward moving process of the piston 58, meanwhile, the piston 58 presses the first compression spring 57, the first compression spring 57 primarily buffers the impact force, and the detection plate 4 continues to move downwards, the bottom of the detection plate 4 collides with the buffer pad 64, the impact force of the detection plate 4 is transmitted to the fixed plate 63 through the buffer pad 64, so that the fixed plate 63 extrudes the second compression spring 62, the telescopic rod 61 stretches according to the movement of the fixed plate 63 in the downward movement process, when the impact force received by the detection plate 4 is buffered and absorbed to rebound, the displacement sensor 9 senses the displacement value of the detection plate 4 to rebound, the controller 3 rapidly closes the electromagnetic valve 53, and the connecting pipe 52 is not communicated with the outside, so that the piston 58 can be prevented from pushing hydraulic oil back into the liquid storage tank 51 when the first compression spring 57 rebounds, the purpose of avoiding vibration generated by rebound of the detection plate 4 after impact test is achieved, and the accuracy and reliability of the detection data of the impact test are ensured; when the next impact test is performed, the electromagnetic valve 53 is opened by the controller 3 to communicate the connecting tube 52 with the outside, and the piston 58 is moved upward by the first compression spring 57, so that the hydraulic oil in the fixing tube 55 is discharged from the liquid guide tube 54 to the inside of the liquid storage tank 51, and the detection plate 4 is reset.

The circuit connection related to the utility model is a conventional means adopted by the person skilled in the art, can obtain technical teaching through limited tests, and belongs to the widely used prior art.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. The utility model provides an antidetonation base, includes bottom plate (1), be provided with mounting hole (12) on the extension board of bottom plate (1) four corners setting respectively, its characterized in that, the top surface of bottom plate (1) is bilateral symmetry respectively and is provided with backup pad (2), both ends are provided with rectangle through groove (11) respectively around backup pad (2), the inboard top of rectangle through groove (11) is provided with antidetonation unit (5) respectively, the bottom fixed mounting of antidetonation unit (5) has pick-up board (4), the below of pick-up board (4) is provided with buffer unit (6), both ends are vertical slide rail (10) respectively around the relative one side of backup pad (2), slide rail (10) are respectively with the spout sliding connection that both ends set up about pick-up board (4), the top center fixed mounting of bottom plate (1) has displacement sensor (9).

2. An anti-shock mount according to claim 1, wherein: the anti-seismic unit (5) comprises a liquid storage tank (51), a connecting pipe (52), an electromagnetic valve (53), a liquid guide pipe (54), a fixed pipe (55), a piston rod (56), a first compression spring (57) and a piston (58), wherein the fixed pipe (55) is fixedly arranged at the inner top of a rectangular through groove (11) respectively, the piston rod (56) is slidably arranged in a sliding hole formed in the bottom of the fixed pipe (55), the bottom of the piston rod (56) is fixedly connected with the top of a detection plate (4) respectively, the top of the piston rod (56) is fixedly connected with a piston (58) which is slidably arranged inside the fixed pipe (55) respectively, the bottom of the piston (58) is provided with the first compression spring (57) respectively, the top of the fixed pipe (55) is provided with the liquid guide pipe (54) respectively, the other end of the fixed pipe (54) is communicated with the inside of the liquid storage tank (51) which is arranged at the top of a supporting plate (2) respectively, the top of the connecting pipe (52) is fixedly arranged at the top of the connecting pipe (52).

3. An anti-shock mount according to claim 2, wherein: the front end of the top of the liquid storage tank (51) is respectively provided with a liquid inlet pipe (7), and a pipe cover (8) is arranged on the top of the liquid inlet pipe (7) in a threaded manner.

4. An anti-shock mount according to claim 1, wherein: the buffer unit (6) comprises four telescopic rods (61), second compression springs (62), fixing plates (63) and buffer pads (64), the telescopic rods (61) are fixedly arranged at four corners of the top of the bottom plate (1) respectively, the fixing plates (63) are fixedly arranged at the telescopic ends of the telescopic rods (61) respectively, the buffer pads (64) are arranged at the tops of the fixing plates (63) respectively, the second compression springs (62) are respectively arranged between the bottoms of the fixing plates (63) and the bottom plate (1), the second compression springs (62) are respectively sleeved on the outer sides of the telescopic rods (61) in a sleeved mode, and the upper ends and the lower ends of the second compression springs (62) are respectively fixedly connected with the bottoms of the fixing plates (63) and the tops of the bottom plate (1) respectively.

5. An anti-shock mount according to claim 1, wherein: the automatic control device is characterized by further comprising a controller (3), wherein the controller (3) is arranged at the top of the front side of one of the supporting plates (2), the output end of the controller (3) is electrically connected with the input end of the electromagnetic valve (53), and the input end of the controller (3) is electrically connected with the output end of the displacement sensor (9) and the external power supply.