CN213245341U - Amusement facility safety depression bar locking hydro-cylinder test platform - Google Patents
Amusement facility safety depression bar locking hydro-cylinder test platform Download PDFInfo
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- CN213245341U CN213245341U CN202021496259.7U CN202021496259U CN213245341U CN 213245341 U CN213245341 U CN 213245341U CN 202021496259 U CN202021496259 U CN 202021496259U CN 213245341 U CN213245341 U CN 213245341U
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Abstract
The utility model discloses a facility of travelling safety depression bar locking hydro-cylinder test platform, wherein, the test bench comprises a test bench, the power cylinder who is equipped with on the test bench, the power supply device that is equipped with on the power cylinder, the guide rail that is equipped with on the test bench of power cylinder tip, the slider that is equipped with on the guide rail, the ladder seat that is equipped with on the slider, be equipped with the test hydro-cylinder of being connected with the ladder seat on the test bench of guide rail tip, be equipped with the synchronous recording device who is connected with the ladder seat on the test bench of guide rail one side, and be equipped with the PLC master controller of being connected with the power supply device on the test bench, test cylinder and synchronous recording device. The utility model discloses have the fault rate reliability test of lock oily time test, stroke inspection, inefficacy hydro-cylinder stroke detection, leak test, hydro-cylinder, inefficacy hydro-cylinder extension rate detects, and the effect of test hydro-cylinder product percent of pass.
Description
Technical Field
The utility model relates to a test platform field, characteristics relate to a facility safety depression bar locking hydro-cylinder test platform of travelling suitable for hydraulic pressure form.
Background
Ride safety at an amusement ride is clearly more important than the variety of rides themselves. In recent years, many accidents caused by safety restraint devices in amusement facilities at home and abroad cause casualties. The locking oil cylinder of the safety pressure bar of the amusement facility is an important safety part, and the failure can directly cause casualty accidents. And if the accident analysis safety pressing rod is not locked in place, the equipment is started under the failure state of the microswitch. The equipment control system is directly started to operate without detecting the interlocking protection function of the safety pressure bar. According to related reports, the theory of accident causes is summarized and summarized, mainly because experience in the use process concludes that the locking oil cylinder may have the following problems: 1) the piston rod and the connecting joint may be loosened, so that the safety pressing rod fails; 2) when the oil leakage or nitrogen leakage of the hydraulic cylinder reaches a certain degree, the pressure is reduced, and further the safety pressure bar fails; 4) micro particles can enter the oil cylinder in the assembly process of the locking oil cylinder, so that the closing degree of the locking valve is influenced, and the push rod is slowly released;
5) due to unqualified conditions caused by production, transportation and use links of the locking oil cylinder, functional reliability detection is required before warehousing, installation and replacement and in use. Therefore, the existing amusement facilities have a plurality of potential safety hazards.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, an object of the utility model is to provide a locking oil time test, stroke inspection, inefficacy hydro-cylinder stroke detect, leak test, the fault rate reliability test of hydro-cylinder, inefficacy hydro-cylinder extension rate detect, and the amusement equipment safety depression bar locking hydro-cylinder test platform of test hydro-cylinder product percent of pass.
For realizing the above-mentioned purpose, the utility model provides a pair of amusement facilities safety depression bar locking hydro-cylinder test platform, wherein, the test bench comprises a test bench, the power cylinder who is equipped with on the test bench, the power supply device that is equipped with on the power cylinder, the guide rail that is equipped with on the test bench of power cylinder tip, the slider that is equipped with on the guide rail, the ladder seat that is equipped with on the slider, be equipped with the test hydro-cylinder of being connected with the ladder seat on the test bench of guide rail tip, be equipped with the synchronous recording device who is connected with the ladder seat on the test bench of guide rail one side, and be equipped with on the test bench with the power supply device, the PLC master controller that test cylinder and synchronous recording device are connected. And the test oil cylinder is provided with an electromagnetic valve which is connected with the PLC master controller and locks the test oil cylinder to stretch.
In some embodiments, the power source device includes a first connection pipe and a second connection pipe respectively connected to both ends of the power cylinder, a pneumatic direction control valve respectively connected to the first connection pipe and the second connection pipe, a pressure reducing valve connected to the pneumatic direction control valve, and an air compressor connected to the pressure reducing valve, and flow valves respectively provided on the first connection pipe and the second connection pipe. And the power cylinder is provided with a pressure switch connected with the end part of the first connecting pipe. The PLC main controller is respectively connected with the pneumatic direction control valve, the pressure reducing valve, the flow valve and the pressure switch.
In some embodiments, the synchronous recording device comprises a first support arranged on one side of the power cylinder, a first synchronous wheel arranged on the first support, a second support arranged on one side of the first synchronous wheel, a second synchronous wheel arranged on the second support and in belt transmission connection with the first synchronous wheel, a transmission arm arranged on the first synchronous wheel and connected with the shaft core of the first synchronous wheel at one end and connected with the stepped seat at the other end, and an encoder arranged on the second synchronous wheel. The PLC master controller is connected with the encoder. A base column is arranged at the top of the step seat; and a limiting groove which penetrates through the base column and then takes the base column as a rotation base point and limits the rotation and sliding of the base column within a fixed range is arranged at the end part of the transmission arm corresponding to the position of the base column.
In some embodiments, the diameter of the first synchronizing wheel is greater than the diameter of the second synchronizing wheel.
In some embodiments, a proximity switch for detecting the telescopic state of the test oil cylinder is arranged on one side of the power cylinder, and the proximity switch is connected with the PLC master controller.
In some embodiments, a belt tensioner is provided on the belt between the first synchronizing wheel and the second synchronizing wheel to adjust the tightness of the belt.
In some embodiments, a notebook computer is connected to the PLC master controller; the notebook computer is connected with a printer.
In some embodiments, the air compressor is a 1.5KW air compressor.
The utility model discloses beneficial effect has the fault rate reliability test, the failure cylinder extension rate detection of lock oily time test, stroke inspection, inefficacy hydro-cylinder stroke detection, leak test, hydro-cylinder, and the effect of test hydro-cylinder product percent of pass. The method comprises the following specific steps:
a locking the holding time. The method comprises the steps of applying a load by adopting a power cylinder, extending out a test oil cylinder, repeatedly testing the locking retention time of the oil cylinder by an electromagnetic valve according to the use condition of a test piece, feeding a displacement signal of a plunger of the tested oil cylinder, namely the performance of the electromagnetic valve and the tightness of the test oil cylinder, back to a PLC master controller through a synchronizing wheel, an encoder and the like, and recording, thereby judging whether the locking time of the test piece meets the requirements of products and equipment.
b, checking the stroke. The power cylinder is adopted to apply load, whether the stroke of the test oil cylinder changes in the retention time is detected, the PLC master controller is used for recording related data, and whether the generated stroke change meets the safety requirement of the equipment is detected.
c. And detecting the stroke of the failed oil cylinder. And analyzing the failed oil cylinder (the oil cylinder with the defect). And comparing the elongation of the test oil cylinder in the locking and holding time through the feedback position data of the encoder, and analyzing the reason of failure. And through multiple tests, the influence range of the failure stroke of the oil cylinder is counted. The maximum opening of the passenger restraint device in which the cylinder is located during use can be evaluated.
d. And (6) leakage test. A power cylinder is adopted to apply load, and an encoder is utilized to check whether a piston rod of a test oil cylinder changes position along with time. If the piston rod position changes, the degree of the internal leakage of the test oil cylinder and the internal leakage of the piston rod position changes can be judged.
e. And checking and testing all joints of the oil cylinder. The platform can be adopted to sample, check and test each connecting piece of the oil cylinder, check whether the connecting part of the energy accumulator and the oil cylinder is loosened after a plurality of tests, and enlarge the detection proportion if the connecting part of the energy accumulator and the oil cylinder is loosened.
f. And (5) specifying a reliability test in a cycle period. And setting the same use working condition through the internal programming of the PLC master controller according to the use scene of the tested oil cylinder. The test bed can automatically carry out a plurality of tests, and record the test times and the test passing times. Therefore, the failure rate of the tested oil cylinder is counted, and the reliability of the oil cylinder is reflected. By using the test platform, unattended operation can be realized, and the test efficiency and accuracy are greatly improved.
g. And detecting the elongation rate of the failed oil cylinder. Through PLC system program setting, in the test process, the calculation, record and statistics of the elongation rate of the failure oil cylinder can be realized.
h. And testing the qualified rate of the oil cylinder products in the same batch. The oil cylinders in the same batch are tested one by one, and the qualification rate of the batch of products can be counted. And providing quantitative data for the product quality control work.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the power cylinder, the test cylinder and the synchronous recording device shown in FIG. 1;
FIG. 3 is a schematic structural view of the power cylinder, the test cylinder and the synchronous recording device shown in FIG. 1 from another view angle;
fig. 4 is a circuit diagram of the PLC master shown in fig. 1.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-4, the amusement ride safety compression bar locking oil cylinder test platform comprises a test bed 01, a power cylinder 02 arranged on the test bed 01, a power source device 03 arranged on the power cylinder 02, a guide rail 04 arranged on the test bed 01 at the end part of the power cylinder 02, a slide block 05 arranged on the guide rail 04, a step seat 06 arranged on the slide block 05, a test oil cylinder 07 connected with the step seat 06 arranged on the test bed 01 at the end part of the guide rail 04, a synchronous recording device 08 connected with the step seat 06 arranged on the test bed 01 at one side of the guide rail 04, and a PLC master controller 09 connected with the power source device 03, the test air cylinder and the synchronous recording device 08 arranged on the test bed 01. And the test oil cylinder 07 is provided with an electromagnetic valve which is connected with the PLC master controller 09 and locks the test oil cylinder 07 to stretch. The power source device 03 includes a first connection pipe 31 and a second connection pipe 32 connected to both ends of the power cylinder 02, respectively, a pneumatic direction control valve 33 connected to the first connection pipe 31 and the second connection pipe 32, respectively, a pressure reducing valve 34 connected to the pneumatic direction control valve 33, and an air compressor 35 connected to the pressure reducing valve 34, and flow valves 36 provided to the first connection pipe 31 and the second connection pipe 32, respectively. The power cylinder 02 is provided with a pressure switch 37 connected to an end of the first connection pipe 31. The PLC master 09 is respectively connected with the pneumatic direction control valve 33, the pressure reducing valve 34, the flow valve 36 and the pressure switch 37. The synchronous recording device 08 comprises a first support 81 arranged on one side of a power cylinder 02, a first synchronizing wheel 82 arranged on the first support 81, a second support 83 arranged on one side of the first synchronizing wheel 82, a second synchronizing wheel 84 arranged on the second support 83 and in belt transmission connection with the first synchronizing wheel 82, a transmission arm 85 arranged on the first synchronizing wheel 82, one end of the transmission arm being connected with a shaft core of the first synchronizing wheel 82, the other end of the transmission arm being connected with a step seat 06, and an encoder 86 arranged on the second synchronizing wheel 84. The PLC master 09 is connected to the encoder 86. A base 87 is provided at the top of the step seat 06. A limiting groove 88 which penetrates through the base column 87 and limits the base column 87 to rotate and slide in a fixed range by taking the base column 87 as a rotation base point is arranged at the end part of the transmission arm 85 corresponding to the position of the base column 87. The diameter of the first synchronizing wheel 82 is larger than the diameter of the second synchronizing wheel 84. A proximity switch 10 for detecting the telescopic state of the test oil cylinder 07 is arranged on one side of the power cylinder 02; the proximity switch 10 is connected with a PLC master controller 09. A belt tensioner 11 for adjusting the tightness of the belt is provided on the belt between the first synchronizing wheel 82 and the second synchronizing wheel 84. The PLC master controller 09 is connected with a notebook computer 12, and the notebook computer 12 is connected with a printer 13. Air compressor 35 is a 1.5KW air compressor.
The working principle is as follows:
the test bed 01 controls the opening and closing of the pneumatic direction control valve 33 through the PLC master controller 09 to drive the power cylinder 02 to generate axial thrust or pull force. Under the drive of the power cylinder 02, a test load is provided for the test oil cylinder 07 (a test piece is a locking oil cylinder), namely the retention time of the oil cylinder locked by the electromagnetic valve is repeatedly tested to test the performance of the electromagnetic valve and the tightness of the oil cylinder. Meanwhile, the power cylinder 02 drives the transmission arm 85 to synchronously work with the first synchronizing wheel 84 and the second synchronizing wheel 84, so that the rotary encoder 86 on the second synchronizing wheel 84 can accurately monitor the movement position of the test oil cylinder 07 and feed back the movement position to the PLC master controller 09 for recording. The proximity switch 10 confirms whether the power cylinder 02 is fully retracted. The pressure switch 37 here monitors the air supply pressure to the power cylinder 02 to ensure that the load provided by the power cylinder 02 meets the test requirements. Two groups of signals can be output in the working process of the PLC master controller 09, one group of signals is used for operating the pneumatic direction control valve 33, and the other group of signals is used for controlling the locking and releasing of the test oil cylinder 07. The power source of the cylinder is provided by a 1.5KW air compressor. And the PLC master controller 09 is connected with a computer to monitor the test process visually, adjust various parameters in real time and print the test result through a printer.
The safety pressure bar test oil cylinder 07 of the amusement facility meets the regulation of the relevant standard: 1) according to the requirement of a 5.2.2 safety pressure bar tensile strength test in GB28265, applying a test load to a test piece, keeping for 1min, gradually unloading, and repeating the test for 3 times; 2) according to the requirement of a 5.3.2 safety pressure bar fatigue test in GB28265, a rated load is added to a test piece, the test frequency is 6 multiplied by 104, and the test piece does not fail, so that the test piece is judged to be qualified.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (8)
1. A safety compression bar locking oil cylinder test platform of an amusement facility is characterized by comprising a test bed, a power cylinder arranged on the test bed, a power source device arranged on the power cylinder, a guide rail arranged on the test bed at the end part of the power cylinder, a sliding block arranged on the guide rail, a step seat arranged on the sliding block, a test oil cylinder connected with the step seat arranged on the test bed at the end part of the guide rail, a synchronous recording device connected with the step seat arranged on the test bed at one side of the guide rail, and a PLC master controller connected with the power source device, the test cylinder and the synchronous recording device arranged on the test bed;
the test oil cylinder is provided with an electromagnetic valve which is connected with the PLC master controller and locks the test oil cylinder to stretch.
2. The amusement ride safety strut locking cylinder test platform of claim 1, wherein the power source device comprises a first connecting pipe and a second connecting pipe respectively connected to two ends of the power cylinder, a pneumatic direction control valve respectively connected to the first connecting pipe and the second connecting pipe, a pressure reducing valve connected to the pneumatic direction control valve, an air compressor connected to the pressure reducing valve, and flow valves respectively arranged on the first connecting pipe and the second connecting pipe;
the power cylinder is provided with a pressure switch connected with the end part of the first connecting pipe;
the PLC main controller is respectively connected with the pneumatic direction control valve, the pressure reducing valve, the flow valve and the pressure switch.
3. The amusement ride safety strut locking cylinder test platform according to claim 2, wherein the synchronous recording device comprises a first support arranged on one side of the power cylinder, a first synchronizing wheel arranged on the first support, a second support arranged on one side of the first synchronizing wheel, a second synchronizing wheel arranged on the second support and in belt transmission connection with the first synchronizing wheel, a transmission arm arranged on the first synchronizing wheel and connected with the first synchronizing wheel shaft core at one end and the stepped seat at the other end, and an encoder arranged on the second synchronizing wheel; the PLC master controller is connected with the encoder;
a foundation column is arranged at the top of the step seat; and a limiting groove which penetrates through the base column and then takes the base column as a rotation base point and limits the rotation and sliding of the base column within a fixed range is arranged at the end part of the transmission arm corresponding to the position of the base column.
4. The amusement ride safety strut lock cylinder test platform of claim 3, wherein the diameter of the first synchronizing wheel is greater than the diameter of the second synchronizing wheel.
5. The amusement ride safety strut locking cylinder test platform of claim 3, wherein a proximity switch for detecting the telescopic state of the test cylinder is arranged on one side of the power cylinder; the proximity switch is connected with the PLC master controller.
6. The amusement ride safety strut lock cylinder test platform of claim 3, wherein a belt tensioner for adjusting belt tightness is arranged on the belt between the first synchronizing wheel and the second synchronizing wheel.
7. The amusement ride safety compression bar locking oil cylinder test platform according to claim 1, 2 or 3, wherein a notebook computer is connected to the PLC master controller; the notebook computer is connected with a printer.
8. The amusement ride safety strut locking cylinder test platform of claim 2, wherein the air compressor is a 1.5KW air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496259.7U CN213245341U (en) | 2020-07-24 | 2020-07-24 | Amusement facility safety depression bar locking hydro-cylinder test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021496259.7U CN213245341U (en) | 2020-07-24 | 2020-07-24 | Amusement facility safety depression bar locking hydro-cylinder test platform |
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| Publication Number | Publication Date |
|---|---|
| CN213245341U true CN213245341U (en) | 2021-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021496259.7U Active CN213245341U (en) | 2020-07-24 | 2020-07-24 | Amusement facility safety depression bar locking hydro-cylinder test platform |
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| Country | Link |
|---|---|
| CN (1) | CN213245341U (en) |
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- 2020-07-24 CN CN202021496259.7U patent/CN213245341U/en active Active
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