CN217738606U - Outdoor impact test system - Google Patents

Abstract

The utility model discloses an outdoor impact test system, which comprises an electric vibration table, a sensor, a vibration controller, a power amplifier and a power supply; the sensor is arranged on the electric vibration table and used for monitoring working parameters of the electric vibration table; the vibration controller is connected with the electric vibration table through a power amplifier and is also connected with the sensor; the power adopts ultracapacitor system, ultracapacitor system is connected with the electric vibration platform electricity, the utility model has the advantages of adopt ultracapacitor system to replace traditional external power supply and battery to come for the shaking table power supply, ultracapacitor system has the characteristics that power density is high, charge-discharge efficiency is high, the instantaneous discharge current that can provide utmost point under the on state, thereby for assaulting improving very big instantaneous impulse with the shaking table, with the impact vibration test demand of adaptation heavy load, for satisfying outdoor impact test demand, 200 ~ 1000F are selected to ultracapacitor system's capacity specification, the voltage specification is 4 ~ 12V.

Description

Outdoor impact test system

Technical Field

The utility model relates to an impact test equips, especially relates to an outdoor impact test system.

Background

Impact testing is a test method used to determine the safety, reliability and effectiveness of a product when subjected to an external force, primarily to assess and determine the ability of the product to accommodate various impacts that may be experienced during its lifetime, i.e., whether it will work properly and maintain structural integrity in an impact environment.

At present, an impact test is generally carried out by utilizing equipment such as an electric vibration table and the like, and the impact test has the advantages of large thrust, good controllability, wide test range and the like. However, when an impact test is performed using an electric vibration table, it is generally necessary to supply a large current to drive the electric vibration table, and such a need is easily satisfied for an impact test performed in an environment such as indoors. However, when an impact test is performed outdoors, for example, outdoors or on ships, it is difficult for the conventional storage battery, generator, and the like to satisfy such a demand, and it is difficult to perform an impact test by the electric vibration table outdoors.

In order to fundamentally solve the problem, an outdoor impact test system capable of meeting the requirement of a high-current impact test in an outdoor test environment needs to be designed by starting from a power supply.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor impact test system, its instantaneous heavy current demand that can satisfy outdoor heavy load impact test demand is in order to provide the required impulse of impact test.

In order to achieve the purpose, the utility model provides an outdoor impact test system, which comprises an electric vibration table, a sensor, a vibration controller, a power amplifier and a power supply; the sensor is arranged on the electric vibration table and used for monitoring working parameters of the electric vibration table; the vibration controller is connected with the electric vibration table through a power amplifier and is also connected with the sensor; the power supply adopts a super capacitor, and the super capacitor is electrically connected with the electric vibration table.

In one or more embodiments, a super capacitor fixing mechanism is arranged on a table body of the electric vibration table, and the super capacitor is fixed on the table body through the super capacitor fixing mechanism.

In one or more embodiments, the electrode of the super capacitor is connected with the power interface of the electric vibration table through a conducting circuit with a safety switch to form a working loop.

In one or more embodiments, the power supply further comprises a battery pack, and the battery pack is connected with the sensor, the vibration controller and the power amplifier.

In one or more embodiments, the vibration controller, power amplifier, and power supply are integrated as a skid-mounted assembly.

In one or more embodiments, the number of the super capacitors is multiple, wherein multiple super capacitors are arranged in parallel, and each super capacitor is electrically connected with the electric vibration table through an electric conduction circuit with a safety switch.

In one or more embodiments, each supercapacitor is further provided with a monitoring component, and the monitoring component is at least used for monitoring the temperature and the residual capacity of the supercapacitor.

In one or more embodiments, the power supply comprises a plurality of supercapacitor banks and a power management module, each supercapacitor bank comprises a plurality of supercapacitors which are integrally arranged, and the power management module is electrically connected with each supercapacitor and a monitoring component and a safety switch which are matched with the supercapacitor.

In one or more embodiments, the sensor comprises a displacement sensor or an acceleration sensor.

Compared with the prior art, the utility model has the advantages of: the super capacitor is adopted to replace a traditional external power supply and a storage battery to supply power to the vibration table, compared with the traditional power supply, the super capacitor has the characteristic of high power density, the charge-discharge efficiency is high, and the super capacitor can instantaneously provide high discharge current in a power-on state, so that the very large instantaneous impulse is improved for the vibration table for impact, the requirement of impact vibration testing of a large load is met, 200-1000F is selected for the capacity specification of the super capacitor, and the voltage specification is 4-12V in order to meet the requirement of outdoor impact testing.

Drawings

FIG. 1 is a first schematic circuit logic diagram of an outdoor impact testing system according to the present invention;

fig. 2 is a schematic structural diagram of an outdoor impact test system of the present invention;

fig. 3 is a schematic circuit diagram of an outdoor impact test system according to the present invention.

In the figure: 1. an electric vibration table; 2. a vibration controller; 3. a power amplifier; 4. a super capacitor; 5. a safety switch; 6. a supercapacitor fixing mechanism; 7. a battery pack; 8. a sensor.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1, the utility model relates to an outdoor impact test system's basic working logic is for at first editing and sending control signal by vibration controller 2, control signal passes on to electric vibration platform 1 after enlarging via power amplifier 3, electric vibration platform 1 receives parameter information execution vibration test order that contains in the control signal after the control signal of enlarging, electric vibration platform 1's working parameter feeds back to vibration controller 2 after detecting by sensor 8 again, electric vibration platform 1's working power supply adopts the super capacitor 4 of electricity connection on the vibration platform, this technical scheme's advantage lies in adopting super capacitor 4 to replace traditional external power supply and battery to come for the vibration platform power supply, super capacitor 4 has the high characteristics of power density compared with traditional power, charge and discharge efficiency is high, can provide very high discharge current in the transient under the on state, thereby for the vibration platform improves very big instantaneous impulse for the impact, with the impact vibration test demand of adaptation heavy load, for satisfying outdoor impact test demand during the concrete implementation, super capacitor 4's capacity specification selects 200 ~ 1000F, the voltage specification is 4 ~ 12V.

When the concrete mounting means who relates to ultracapacitor system 4, as shown in fig. 2, ultracapacitor system fixed establishment 6 has been prefabricated on the stage body of electric vibration platform 1, ultracapacitor system 4 passes through ultracapacitor system fixed establishment 6 to be fixed on the stage body of electric vibration platform 1, ultracapacitor system fixed establishment 6 can adopt the power pack of installing on the stage body of electric vibration platform 1 during concrete implementation, ultracapacitor system 4 direct encapsulation can in the power pack, also can adopt the power buckle more for convenient to detach as ultracapacitor system fixed establishment 6, with ultracapacitor system 4 direct embedding power buckle can, ultracapacitor system fixed establishment 6's concrete implementation's selection can be selected based on the demand to ultracapacitor system 4 assembled state in the concrete service environment. Based on the characteristics of the super capacitor 4, the general volume of the super capacitor 4 is small, the energy storage capacity is high, the super capacitor 4 is fixed on a vibration table body, the whole test system is simple and compact in structure and convenient to move and transport under the condition that the volume of the vibration table is slightly increased, the electric connection path of the super capacitor 4 and the vibration table can be shortened, the electric energy loss is reduced, and the safety is improved.

In order to avoid the accidental high-voltage output caused by misoperation, which causes the electric vibration table 1 to execute the impact action in the incorrect implementation and further cause the accidental injury to the equipment and the detection personnel, a safety insurance device needs to be configured for the super capacitor 4 groups, and the specific setting method of the safety insurance device is as follows: the electrode of the super capacitor 4 is connected with the power interface of the electric vibration table 1 through the conducting circuit with the safety switch 5 to form a working loop, the structure is adopted, the action of opening the safety switch 5 can be executed only when the outdoor impact test system is confirmed to need to execute test operation, the test requirement can be effectively avoided, particularly, the outdoor impact test system is started by mistake and starts to work when maintenance personnel are located in the test area of the electric vibration table 1, and the safety and the controllability of the outdoor impact test system are ensured to a great extent.

However, based on the physical characteristics of the super capacitor 4, that is, the characteristics of high power density and large instantaneous discharge current density, the super capacitor 4 cannot be used as the only power supply of the outdoor impact test system, and the reason is that if the super capacitor 4 is used to supply excessive instantaneous current to the sensor 8, the vibration controller 2 and the power amplifier 3, the damage to the above components may be caused by large current, so referring to fig. 3, in the specific implementation, the power supply further includes the storage battery 7, the storage battery 7 is connected with the sensor 8, the vibration controller 2 and the power amplifier 3, and since the current of the storage battery 7 is stable and controllable, the damage to the vibration controller 2, the sensor 8 and the power amplifier 3 caused by the large current instantaneously output when the super capacitor 4 is used as the power supply can be effectively avoided by using the storage battery 7 to supply power other devices except the electric vibration table 1, and the working performance of the system is ensured.

Referring to common impact test requirements in an actual test environment, the situation that multiple multi-stroke tests are needed during impact vibration tests is actually more than that of single-stroke impact tests, the charging efficiency of a single supercapacitor 4 possibly cannot meet the frequency requirement when multiple impact actions need to be executed in a short time, referring to fig. 3, the number of the supercapacitors 4 can be multiple, the plurality of the supercapacitors 4 are arranged in parallel, and each supercapacitor 4 is electrically connected with the electric vibration table 1 through a conductive circuit with a safety switch 5 respectively, so that the safety switch 5 can be sequentially opened to access the corresponding supercapacitor 4 to finish high-frequency multiple impact requirements when multiple impact actions need to be executed in a short time.

As the power supply core component of the whole set of equipment, the health state of the super capacitor 4 is related to whether the whole equipment can work normally and effectively, and an effective monitoring component is matched with each super capacitor 4 according to the requirement, so as to monitor the temperature and the residual electric quantity of the super capacitor 4, furthermore, the power supply and the monitoring component can be modularized, namely, the power supply comprises a plurality of super capacitor 4 groups and a power supply management module, each super capacitor 4 group comprises a plurality of integrated super capacitors 4, the power supply management module is electrically connected with each super capacitor 4 and the monitoring component matched with the super capacitor 4 and the safety switch 5, meanwhile, the integration level of the outdoor impact test system can be further improved, the vibration controller 2, the power amplifier 3 and the power supply can be integrated into a skid-mounted component, and after the equipment is integrated, all the components in the outdoor impact test system can be arranged more compactly, and the management and the movement are convenient.

In addition, the sensor 8 comprises a displacement sensor 8 or an acceleration sensor 8, and impulse data in the impact test process can be detected in real time.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (9)

1. An outdoor impact test system characterized in that: comprises an electric vibration table, a sensor, a vibration controller, a power amplifier and a power supply; the sensor is arranged on the electric vibration table and used for monitoring working parameters of the electric vibration table; the vibration controller is connected with the electric vibration table through a power amplifier and is also connected with the sensor; the power supply adopts a super capacitor, and the super capacitor is electrically connected with the electric vibration table.

2. The outdoor impact testing system of claim 1, wherein: the electric vibration table is characterized in that a super capacitor fixing mechanism is arranged on the table body of the electric vibration table, and the super capacitor is fixed on the table body through the super capacitor fixing mechanism.

3. The outdoor impact test system of claim 1 or 2, characterized in that: and the electrode of the super capacitor is connected with a power interface of the electric vibration table through a conducting circuit with a safety switch to form a working loop.

4. The outdoor impact test system of claim 1, wherein: the power supply also comprises a storage battery pack, and the storage battery pack is connected with the sensor, the vibration controller and the power amplifier.

5. The outdoor impact test system of claim 1, wherein: the vibration controller, the power amplifier and the power supply are integrated to be a skid-mounted component.

6. An outdoor impact test system according to claim 1 or 2, characterized in that: the electric vibration table is characterized in that the number of the super capacitors is multiple, the super capacitors are arranged in parallel, and each super capacitor is electrically connected with the electric vibration table through a conducting circuit with a safety switch.

7. The outdoor impact test system of claim 6, wherein: each super capacitor is also provided with a monitoring component, and the monitoring component is at least used for monitoring the temperature and the residual electric quantity of the super capacitor.

8. The outdoor impact test system of claim 6, wherein: the power supply comprises a plurality of super capacitor banks and a power supply management module, each super capacitor bank comprises a plurality of super capacitors which are integrally arranged, and the power supply management module is electrically connected with each super capacitor, a monitoring assembly matched with the super capacitor and a safety switch.

9. The outdoor impact test system of claim 1, wherein: the sensor comprises a displacement sensor or an acceleration sensor.

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