CN116679143A - Electric power instrument safety inspection device with adjustable location - Google Patents
Electric power instrument safety inspection device with adjustable location Download PDFInfo
- Publication number
- CN116679143A CN116679143A CN202310653913.2A CN202310653913A CN116679143A CN 116679143 A CN116679143 A CN 116679143A CN 202310653913 A CN202310653913 A CN 202310653913A CN 116679143 A CN116679143 A CN 116679143A
- Authority
- CN
- China
- Prior art keywords
- electric power
- detection
- power instrument
- movable
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007689 inspection Methods 0.000 title claims description 7
- 238000001514 detection method Methods 0.000 claims abstract description 127
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000003028 elevating effect Effects 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 2
- 238000005213 imbibition Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 238000003466 welding Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 44
- 239000007788 liquid Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 12
- 239000000428 dust Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002274 desiccant Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
Compared with the existing electric power instrument safety detection device, the electric power instrument safety detection device is provided with the positioning mechanism, when the electric power instrument to be detected is clamped by two groups of clamps, the electric power instrument to be detected is clamped by the second movable frame, the position of the electric power instrument to be detected is automatically corrected, the electric power instrument to be detected is ensured to be positioned at the right center of the positioning mechanism, the supporting seat and the electric power instrument are driven to vibrate up and down by controlling the opening and closing frequency of the electromagnet, so that whether welding is unstable, bolt loosening and the like exist in the electric power instrument or not is judged, and when the supporting seat and the electric power instrument vibrate up and down, the first movable frame and the second movable frame vibrate synchronously, so that the friction phenomenon caused by relative sliding between the second movable frame and the electric power instrument is avoided.
Description
Technical Field
The invention relates to the technical field of electric power instrument detection, in particular to a positioning adjustable electric power instrument safety detection device.
Background
At present, electric instruments and meters are basically used in various power generation places such as hydropower, wind power, thermal power, nuclear power and new energy, and various physical quantities, physical parameters and the like of electric instruments or electric equipment are monitored, detected, tested and calculated through the electric instruments and meters, so that the electric instruments and meters are the most important safety guarantee measures of the electric equipment in a certain sense.
The existing electric power instrument can detect when leaving the factory, but the technical scheme adopted by the existing electric power instrument detection device is basically similar to that of a high-voltage electric power instrument detection device (publication date 2021.04.06) of patent CN212903734U and an intelligent electric power instrument installation sealing device (publication date 2019.12.31) of patent CN209878809U, and the following problems sometimes occur in the actual use process of the equipment: firstly, because the specification and the size of the electric power instrument are various, the mismatch of clamping force can often occur during detection, so that the surface of the electric power instrument is damaged, or the center position of the electric power instrument is not positioned at the center position of a workbench, thereby being unfavorable for the design of a subsequent automatic production line; second,: in order to test various indexes of the electric power instrument, the detection device of the current electric power instrument generally needs to be provided with more driving devices, so that the frequency of faults is increased, and the improvement of the working efficiency is not facilitated; third,: the existing electric power instrument detection device is usually provided with a waterproof detection mechanism, but after the waterproof detection is finished, only the moisture on the electric power instrument is usually removed, the moisture in a detection area is ignored, and the accuracy of subsequent detection is further affected.
Disclosure of Invention
The invention aims to provide a positioning adjustable safety detection device for an electric power instrument, which is used for solving the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an electric power instrument safety inspection device with adjustable location, electric power instrument safety inspection device includes frame, positioning mechanism, workstation, receiver and detection platform, the workstation sets up the top at the frame, positioning mechanism sets up the intermediate position department at the workstation, receiver and detection platform all set up the top side at the workstation, be provided with the detection joint in the receiver, be provided with first seal tester, detection chamber and second seal tester in the frame, the detection chamber is located the intermediate position department of first seal tester and second seal tester, first seal tester has flowing back and imbibition function, second seal tester has the exhaust and breathes in the function, first seal tester and second seal tester all are linked together with the detection chamber, be provided with the elevating platform in the detection chamber, positioning mechanism's lower extreme is located the top of elevating platform, elevating platform passes through elevating belt movable mounting in the inside of detection chamber.
The invention is provided with a first sealing tester and a second sealing tester, the first sealing tester and the second sealing tester are used for detecting the waterproof and dustproof performance of the electric power instrument, namely, after the detection of the inner circuit of the electric power instrument is finished, the lifting table and the positioning mechanism are driven to descend into the detection cavity by a lifting belt, then the sealing frame is driven by a cylinder to move, the detection cavity is separated from the external environment by the sealing frame, at the moment, workers can select to introduce gas or liquid into the detection cavity according to actual needs, so as to judge the waterproof and dustproof performance of the electric power instrument.
Further, still be provided with the stand pipe in the detection chamber, the stand pipe runs through in the elevating platform, the stand pipe includes outer tube, inner tube and interior axle, interior axle is connected with the inner tube through the connecting rod, the inner tube sets up the inside at the outer tube, all be provided with the through-hole on outer tube and the inner tube, the below of stand pipe is provided with first motor, first motor is connected with interior axle, through first motor drive interior axle and inner tube are rotatory in the outer tube.
When the lifting platform is lifted in the detection cavity, the purpose of guiding and preventing deflection can be achieved through the guide pipe, in addition, before the waterproof and dustproof performance of the electric instrument is detected, the inner shaft and the inner pipe are driven to rotate in the outer pipe through the first motor, so that the through hole on the outer pipe and the through hole on the inner pipe are in a non-overlapping area, at the moment, liquid discharged by the first sealing tester or gas discharged by the second sealing tester is arranged above the lifting platform and cannot enter the lower part of the lifting platform, the quantity and the time for the first sealing tester or the second sealing tester to introduce detection media into the detection cavity are reduced, after the waterproof and dustproof performance of the electric instrument is detected, the inner shaft and the inner pipe are driven to rotate in the outer pipe through the first motor, the through hole on the outer pipe and the through hole on the inner pipe are in an overlapping area, and at the moment, detection media above the lifting platform can flow into the lower part of the lifting platform along the through holes on the outer pipe and the inner pipe, and detection media can be recovered conveniently.
Further, positioning mechanism includes the positioning seat, the inside upper end of positioning seat is provided with the constant head tank, the inside lower extreme of positioning seat is provided with movable chamber, the inside of constant head tank is provided with two sets of anchor clamps relatively, the one end that the inside of movable chamber is close to the constant head tank is provided with the supporting seat, the one end that the inside of movable chamber kept away from the constant head tank is provided with the electro-magnet, the one end that the supporting seat is close to the electro-magnet is provided with the magnetic path, the supporting seat is through supporting spring movable mounting in the inside of movable chamber, two sets of one side that anchor clamps kept away from each other all is provided with a set of flexible groove, every group all is provided with a set of clamping lever in the flexible groove, every group clamping lever all is connected with a set of anchor clamps fixed connection, the movable intracavity is provided with the transmission liquid, the movable chamber is connected with two sets of flexible grooves through the transmission groove.
When the electric power meter to be detected is placed on the supporting seat during operation, the electromagnet is started, the supporting seat and the electric power meter are lowered through the electromagnet, at the moment, transmission liquid in the movable cavity can enter the telescopic groove, the clamping rods can extend out of the telescopic groove under the action of hydraulic pressure, the two groups of clamps are close to each other, the electric power meter to be detected is fixed through the two groups of clamps, the moving distance of the two groups of clamps is in direct proportion to the magnetic field of the electromagnet, and the distance between the two groups of clamps and the clamping force of the electric power meter to be detected are controlled through controlling the magnetic field of the electromagnet.
Further, the fixture comprises a fixing frame, a first movable frame and a second movable frame, the fixing frame is fixedly connected with the clamping rod, the first movable frame is movably installed on one side, far away from the clamping rod, of the fixing frame through a T-shaped block and a vibrating spring, and the second movable frame is movably installed on one side, far away from the fixing frame, of the first movable frame through a fixing seat, a movable rod and a flexible spring.
The positioning mechanism provided by the invention has an automatic positioning function, and also has a vibration simulation function, namely, when two groups of clamps clamp the electric power instrument to be detected, if the elasticity of flexible springs in the two groups of clamps is the same, the second movable frame can clamp the electric power instrument to be detected, the position of the electric power instrument to be detected can be automatically corrected, the electric power instrument to be detected is ensured to be positioned at the center of the positioning mechanism, further, the automatic detection is conveniently and later improved by arranging a detection joint for automatically clamping the wiring terminal of the electric power instrument, so that the purpose of automatic detection is realized.
Further, the inside of positioning seat still is provided with the drainage room, the drainage room is connected with the transmission groove through first valve and drainage groove, the one end that the transmission groove is close to the expansion tank is provided with the second valve, be provided with first conductive block on the inner wall in activity chamber, be provided with the second conductive block on the outer wall of supporting seat.
The invention is provided with a drainage chamber, in order to avoid the influence of hydraulic pressure on the detection process, a second valve on a transmission groove is always in an open state and the first valve is in a closed state in the process of not simulating the vibration environment, so that the movement of a clamp is conveniently driven, in the process of simulating the vibration environment, the second valve on the transmission groove is in a closed state, the positions of two groups of clamps are relatively fixed, the two groups of clamps are ensured to always clamp a power meter, meanwhile, the first valve is in an open state, a supporting seat and the power meter move downwards each time, the transmission liquid in the movable cavity can enter into the drainage chamber, so as to avoid the influence of hydraulic pressure on the detection process, and finally, the invention is provided with a first conductive block and a second conductive block, in the initial stage of detection, namely, when the power meter to be detected is placed on a supporting seat, the supporting seat can move downwards by a certain distance due to the action of gravity, the contact area of the first conductive block and the second conductive block can change, when the first conductive block and the second conductive block are relatively fixed, the current meter is connected with the power meter by the current meter, and the current meter can be conveniently judged by the weight of the two groups of the current meter, and the current meter can be conveniently judged by the weight of the outside.
Further, be provided with two sets of spouts relatively on the inner wall of constant head tank, two sets of all be provided with a set of reset spring pole in the spout, two sets of the anchor clamps are close to in the one end that the spout all stretches into the spout, every set of reset spring pole all runs through in the one end that two sets of anchor clamps stretched into the spout, the one end that the positioning seat is close to lifting belt is provided with the guiding gutter, the one end that the guiding gutter is close to the supporting seat is higher than the one end that the guiding gutter kept away from the supporting seat.
Because the electric power instrument can be immersed in water when the waterproof performance of the electric power instrument is detected, moisture is inevitably remained in the positioning groove after the waterproof detection of the electric power instrument is finished, and the invention is provided with the diversion groove for facilitating the subsequent water recycling and the subsequent power taking and discharging instrument.
Further, the second tightness tester comprises a base, the inside of base is provided with the gas pitcher, the top of gas pitcher is provided with first air pump, the end of giving vent to anger of first air pump is connected with the detection chamber through heating element, the inlet end of first air pump is connected with the gas pitcher, the below of gas pitcher is provided with the second air pump, the end of giving vent to anger of second air pump is connected with the gas pitcher through holding back the subassembly, the inlet end of second air pump is connected with the detection chamber.
According to the technical scheme, when dust prevention detection is carried out, the gas in the gas tank is conveyed into the detection cavity through the first air pump, whether the tightness of the electric instrument is wrong or not is judged through monitoring the pressure change in the detection cavity.
Further, hold back the subassembly and include second motor, filter plate and hold back the groove, the filter plate sets up in holding back the inslot, the second motor sets up outside holding back the groove, the second motor is connected with the filter plate through the pivot, be provided with a set of annular plate and four groups of baffles on the filter plate, four groups the baffle evenly sets up the one end that is close to the second air pump at the filter plate, every group all be provided with a set of cavity and elastic disc in the baffle, be provided with the piezoelectric disc on the elastic disc and be located the cavity.
The invention is provided with a drying agent at the middle position of a filter plate, the filter plate is divided into four areas through a group of annular plates and four groups of partition plates, when the interception component works, only one group of areas of the filter plate is connected with the air outlet end of the second air pump, and as the work proceeds, the air flow of the area where the filter plate is connected with the air outlet end of the second air pump is poorer and worse due to the expansion of the drying agent and the blockage of impurities such as dust, at the moment, if the air outlet amount of the second air pump is unchanged, the elastic piece close to the air outlet end of the second air pump is deformed, and the piezoelectric piece synchronously generates a group of electric signals.
Compared with the prior art, the invention has the following beneficial effects: compared with the prior electric power instrument safety detection device, the invention is provided with the positioning mechanism, the positioning mechanism has the function of automatic positioning on one hand, and also has the function of vibration simulation on the other hand, when the two groups of clamps clamp the electric power instrument to be detected, if the elasticity of the flexible springs in the two groups of clamps is the same, the second movable frame can clamp the electric power instrument to be detected, and can also automatically correct the position of the electric power instrument to be detected, so that the electric power instrument to be detected is ensured to be positioned at the very center of the positioning mechanism, further, the automatic clamping of the detection joint of the electric power instrument terminal is convenient to be improved and arranged in a follow-up mode, the automatic detection purpose is realized, the support seat and the electric power instrument can be driven to vibrate up and down by controlling the opening and closing frequency of the electromagnet, so as to judge whether the electric power instrument is in the presence of phenomena of unstable welding, loose bolts and the like, the first movable frame and the second movable frame vibrate synchronously to avoid friction phenomenon caused by relative sliding between the second movable frame and the electric power instrument, compared with the existing electric power instrument safety detection device, the positioning mechanism of the invention realizes multiple functions through a single driving device to reduce the occurrence rate of faults, the invention is also provided with a first sealing tester and a second sealing tester, the first sealing tester and the second sealing tester detect the waterproof and dustproof properties of the electric power instrument, finally the second sealing tester also has the function of adjusting the temperature of the air humidity in the detection cavity to simulate the working state of the electric power instrument in the actual working occasion, finally the second sealing tester is internally provided with a interception component and a heating component to avoid the situation that after the waterproof detection is finished, excessive humidity in the detection cavity affects subsequent detection.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the housing of the present invention;
FIG. 3 is a schematic view of the structure of section A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the guide tube structure of the present invention;
FIG. 5 is a schematic view of the position of the power meter of the present invention during dust and water proof detection;
FIG. 6 is a schematic view of a positioning mechanism according to the present invention;
FIG. 7 is a schematic view of the structure of the portion B-B in FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic view of the structure of the clamp of the present invention;
FIG. 9 is a schematic diagram of a second leak tester of the present invention;
FIG. 10 is a schematic view of the structure of a filter plate of the present invention;
fig. 11 is a schematic view of the structure of the separator of the present invention.
In the figure: 1-stand, 11-first seal tester, 12-first motor, 13-detection chamber, 14-guide tube, 141-outer tube, 142-inner tube, 143-inner shaft, 15-elevating platform, 16-second seal tester, 161-base, 162-first air pump, 163-heating component, 164-air tank, 165-second motor, 166-second air pump, 167-filter plate, 1671-partition, 16711-elastic sheet, 1672-annular plate, 17-elevating belt, 2-positioning mechanism, 21-positioning seat, 22-movable chamber, 221-electromagnet, 222-supporting seat, 223-first conductive block, 224-second conductive block, 23-drainage chamber, 24-transmission groove, 25-telescoping groove, 251-clamping rod, 26-clamp, 261-fixing frame, 262-first movable frame, 2621-fixing frame, 263-second movable frame, 2631-movable rod, 27-positioning groove, 28-guiding groove, 3-working table, 31-sealing frame, 32-cylinder, 4-storage box, 5-storage platform.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, a positioning adjustable electric power instrument safety detection device comprises a machine base 1, a positioning mechanism 2, a workbench 3, a storage box 4 and a detection table 5, wherein the workbench 3 is arranged above the machine base 1, the positioning mechanism 2 is arranged at the middle position of the workbench 3, the storage box 4 and the detection table 5 are both arranged at the upper side end of the workbench 3, a detection joint is arranged in the storage box 4, a first sealing tester 11, a detection cavity 13 and a second sealing tester 16 are arranged in the machine base 1, the detection cavity 13 is positioned at the middle position of the first sealing tester 11 and the second sealing tester 16, the first sealing tester 11 has liquid discharging and liquid sucking functions, the second sealing tester 16 has air discharging and air sucking functions, the liquid outlet end of the first sealing tester 11 is communicated with the upper end of the detection cavity 13, the liquid inlet end of the first sealing tester 11 is communicated with the lower end of the detection cavity 13, the gas outlet end of the second sealing tester 16 is communicated with the upper end of the detection cavity 13, the gas inlet end of the second sealing tester 16 is communicated with the lower end of the detection cavity 13, a lifting table 15 is arranged in the detection cavity 13, the lower end of the positioning mechanism 2 is located above the lifting table 15, the lifting table 15 is movably mounted in the detection cavity 13 through a lifting belt 17, a sealing frame 31 and a cylinder 32 are arranged in the workbench 3, the working end of the cylinder 32 is connected with the sealing frame 31, and whether the detection cavity 13 is in a connection state with the external environment or not is controlled through the cylinder 32 and the sealing frame 31.
The base 1 is the installation foundation of the invention, the detection table 5 and the detection joint are the detection foundation of the invention, in operation, the electric power instrument to be detected is placed on the positioning mechanism 2, then the detection joint is connected with the wiring end of the electric power instrument, whether the internal circuit of the electric power instrument is completed or not is judged through the detection table 5, the waterproof and dustproof performance of the electric power instrument is detected through the first sealing tester 11 and the second sealing tester 16, namely, after the internal circuit of the electric power instrument is detected, the lifting table 15 and the positioning mechanism 2 are driven to descend into the detection cavity 13 through the lifting belt 17, then the sealing frame 31 is driven to move through the air cylinder 32, the detection cavity 13 is separated from the external environment through the sealing frame 31, at the moment, workers can choose to introduce air or liquid into the detection cavity 13 according to actual needs, so that the waterproof and dustproof performance of the electric power instrument is judged, and finally the second sealing tester 16 in the invention also has the function of adjusting the air humidity temperature in the detection cavity 13, so that the working condition of the electric power instrument in actual operation is simulated.
As shown in fig. 2-4, a guide tube 14 is further disposed in the detection cavity 13, the guide tube 14 penetrates through the lifting platform 15, the guide tube 14 includes an outer tube 141, an inner tube 142 and an inner shaft 143, the inner shaft 143 is connected with the inner tube 142 through a connecting rod, the inner tube 142 is disposed in the outer tube 141, through holes are disposed on the outer tube 141 and the inner tube 142, a first motor 12 is disposed below the guide tube 14, and the first motor 12 is connected with the inner shaft 143.
When the lifting platform 15 is lifted in the detection cavity 13, the purpose of guiding and anti-deflection can be achieved through the guide pipe 14, in addition, before the waterproof and dustproof performance of the electric power instrument is detected, the inner shaft 143 and the inner pipe 142 are driven to rotate in the outer pipe 141 through the first motor 12, so that the through hole on the outer pipe 141 and the through hole on the inner pipe 142 are in a non-overlapping area, at the moment, liquid discharged by the first sealing tester 11 or gas discharged by the second sealing tester 16 is arranged above the lifting platform 15 and cannot enter the lower part of the lifting platform 15, so that the quantity and the access time of the first sealing tester 11 or the second sealing tester 16 for introducing detection media into the detection cavity 13 are reduced, after the waterproof and dustproof performance detection of the electric power instrument is finished, the inner shaft 143 and the inner pipe 142 are driven to rotate in the outer pipe 141 through the first motor 12, so that the through hole on the outer pipe 141 and the through hole on the inner pipe 142 are in an overlapping area, and at the moment, the detection media above the lifting platform 15 can flow into the lower part of the lifting platform 15 along the through holes on the inner pipe 141 and the through holes on the inner pipe 142, so that the detection media can be conveniently recovered by the first sealing tester 11 and the second sealing tester 16.
As shown in fig. 1-3 and 5, the positioning mechanism 2 comprises a positioning seat 21, a positioning groove 27 is formed in the upper end of the inner part of the positioning seat 21, a movable cavity 22 is formed in the lower end of the inner part of the positioning seat 21, two groups of clamps 26 are oppositely arranged in the positioning groove 27, a supporting seat 222 is arranged at one end, close to the positioning groove 27, of the inner part of the movable cavity 22, an electromagnet 221 is arranged at one end, close to the electromagnet 221, of the supporting seat 222, a magnetic block is arranged at one end, close to the electromagnet 221, of the supporting seat 222, a group of telescopic grooves 25 are formed in one sides, far from each other, of the two groups of clamps 26, a group of clamping rods 251 are respectively arranged in each group of telescopic grooves 25, each group of clamping rods 251 are fixedly connected with one group of clamps 26, transmission liquid is arranged in the movable cavity 22, and the movable cavity 22 is connected with the two groups of telescopic grooves 25 through the transmission grooves 24.
When the electric power meter to be detected is placed on the supporting seat 222 during operation, the electromagnet 221 is started, the supporting seat 222 and the electric power meter are lowered through the electromagnet 221, at the moment, transmission liquid in the movable cavity 22 can enter the telescopic groove 25, the clamping rod 251 can extend out of the telescopic groove 25 under the action of hydraulic pressure, the two groups of clamps 26 are close to each other, the electric power meter to be detected is fixed through the two groups of clamps 26, the moving distance of the two groups of clamps 26 is in direct proportion to the magnetic field of the electromagnet 221, and the distance between the two groups of clamps 26 and the clamping force of the electric power meter to be detected are controlled through controlling the magnetic field of the electromagnet 221.
As shown in fig. 1-3 and fig. 5-8, the clamp 26 includes a fixed frame 261, a first movable frame 262 and a second movable frame 263, the fixed frame 261 is fixedly connected with the clamping rod 251, the first movable frame 262 is movably mounted on one side of the fixed frame 261 far away from the clamping rod 251 through a T-shaped block and a vibration spring, the second movable frame 263 is arranged on one side of the first movable frame 262 far away from the fixed frame 261, a fixed seat 2621 is fixedly mounted on one side of the first movable frame 262 near the second movable frame 263, a movable rod 2631 is fixedly mounted on one side of the second movable frame 263 near the first movable frame 262, and the movable rod 2631 is connected with the fixed seat 2621 through a flexible spring.
The positioning mechanism 2 provided by the invention has an automatic positioning function on one hand, and also has a vibration simulation function on the other hand, namely, when the two groups of clamps 26 clamp the electric power meter to be detected, if the flexible springs in the two groups of clamps 26 are identical in elasticity, the second movable frame 263 can clamp the electric power meter to be detected, the position of the electric power meter to be detected can be automatically corrected, the electric power meter to be detected is ensured to be positioned at the right center of the positioning mechanism 2, further the automatic detection purpose is realized by conveniently and subsequently improving the detection joint for automatically clamping the electric power meter terminal detection, finally, the invention can drive the supporting seat 222 and the electric power meter to vibrate up and down by controlling the opening and closing frequency of the electromagnet 221 so as to judge whether the electric power meter is in a state of being unstable in welding, loosening of bolts and the like, the electric power meter can normally operate in working occasions such as vibration, and the problem of time interruption can not occur, and when the supporting seat 222 and the electric power meter vibrate up and down, the first movable frame 262 and the second movable frame 263 vibrate synchronously, so that the phenomenon of relative sliding between the second movable frame 263 and the electric power meter is avoided.
As shown in fig. 3 and fig. 5-8, a drainage chamber 23 is further provided in the positioning seat 21, the drainage chamber 23 is connected with a transmission groove 24 through a first valve and a drainage groove, one end of the transmission groove 24, which is close to the expansion groove 25, is provided with a second valve, the inner wall of the movable cavity 22 is provided with a first conductive block 223, and the outer wall of the supporting seat 222 is provided with a second conductive block 224.
The positioning mechanism 2 moves synchronously in the process of simulating the vibration environment, so as to avoid the influence of hydraulic pressure on the detection process, the invention is provided with the drainage chamber 23, the second valve on the transmission groove 24 is always in an open state and the first valve is in a closed state in the process of not simulating the vibration environment, thereby facilitating the movement of the driving clamp 26, the second valve on the transmission groove 24 is in a closed state in the process of simulating the vibration environment, thereby ensuring the relative fixation of the positions of the two groups of clamps 26, ensuring that the two groups of clamps 26 always clamp the electric power meter, simultaneously the first valve is in an open state, the transmission liquid in the movable cavity 22 can enter the drainage chamber 23 when the supporting seat 222 and the electric power meter move downwards each time, so as to avoid the influence of hydraulic pressure on the detection process, and finally the invention is provided with the first conductive block 223 and the second conductive block 224.
As shown in fig. 3 and fig. 5-fig. 8, two sets of sliding grooves are oppositely arranged on the inner wall of the positioning groove 27, a set of reset spring rods are respectively arranged in the two sets of sliding grooves, one ends of the two sets of clamps 26 close to the sliding grooves extend into the sliding grooves, each set of reset spring rods penetrates through one ends of the two sets of clamps 26 extending into the sliding grooves, one end of the positioning seat 21 close to the lifting belt 17 is provided with a guide groove 28, and one end of the guide groove 28 close to the supporting seat 222 is higher than one end of the guide groove 28 away from the supporting seat 222.
Because the electric power instrument can be immersed in water when the waterproof performance of the electric power instrument is detected, moisture is inevitably remained in the positioning groove 27 after the waterproof detection of the electric power instrument is finished, and the invention is provided with the diversion groove 28 for facilitating the subsequent water recycling and the subsequent power taking and discharging instrument, the diversion groove 28 can ensure that the moisture remained in the positioning groove 27 automatically flows back to the detection cavity 13, and finally, after the work is finished, the two groups of clamps 26 can be reset to the initial position through the reset spring rod, so that the subsequent repeated detection of the rest electric power instruments is facilitated.
As shown in fig. 2 and 7-11, the second tightness tester 16 comprises a base 161, a gas tank 164 is arranged in the base 161, a first gas pump 162 is arranged above the gas tank 164, the gas outlet end of the first gas pump 162 is connected with the detection cavity 13 through a heating component 163, the gas inlet end of the first gas pump 162 is connected with the gas tank 164, a second gas pump 166 is arranged below the gas tank 164, the gas outlet end of the second gas pump 166 is connected with the gas tank 164 through a interception component, and the gas inlet end of the second gas pump 166 is connected with the detection cavity 13.
According to the technical scheme, when dust prevention detection is carried out, the first air pump 162 is used for conveying the air in the air tank 164 into the detection cavity 13, whether the tightness of the electric instrument is in a problem or not is judged by monitoring the pressure change in the detection cavity 13, after the dust prevention detection is finished, the second air pump 166 is used for conveying the air in the detection cavity 13 into the air tank 164 so as to facilitate subsequent utilization, finally, the invention is provided with the interception component and the heating component 163, both the interception component and the heating component 163 are in a closed state when the dust prevention detection is carried out, when the invention is in a waterproof detection finishing stage, the humidity in the detection cavity 13 is large, moisture is remained, in order to accelerate the reduction of the humidity in the detection cavity 13 and remove the moisture remained in the detection cavity 13, the interception component and the heating component 163 in an open state, meanwhile, the first air pump 162 and the second air pump 166 synchronously work, the first air pump 162 and the heating component are used for conveying high-temperature dry air into the detection cavity 13 so as to evaporate the moisture remained in the detection cavity 13, the interception component and the second air pump 166 is used for sucking the moisture remained in the detection cavity 13 into the air through the interception component and the air 163, and the moisture is not circulated back into the air tank 164, and the moisture is removed after the moisture is not influenced.
As shown in fig. 2 and 7-11, the retaining assembly includes a second motor 165, a filter plate 167 and a retaining groove, the filter plate 167 is disposed in the retaining groove, the second motor 165 is disposed outside the retaining groove, the second motor 165 is connected with the filter plate 167 through a rotating shaft, a group of annular plates 1672 and four groups of partition plates 1671 are disposed on the filter plate 167, the four groups of partition plates 1671 are uniformly disposed above the filter plate 167, a group of cavities and elastic plates 16711 are disposed in each group of partition plates 1671, and piezoelectric plates are disposed on the elastic plates 16711 and are disposed in the cavities.
The invention is provided with a drying agent at the middle position of a filter plate 167, four areas are divided into four areas on the filter plate 167 by a group of annular plates 1672 and four groups of partition plates 1671, when the interception component works, only one group of areas of the filter plate 167 is connected with the air outlet end of a second air pump 166, and as the work proceeds, the air communication performance of the area of the connection of the filter plate 167 and the air outlet end of the second air pump 166 is poorer and worse due to the expansion of the drying agent and the blockage of impurities such as dust, and at the moment, if the air outlet amount of the second air pump 166 is unchanged, an elastic piece 16711 close to the air outlet end of the second air pump 166 is deformed, and a group of electric signals are synchronously generated by a piezoelectric piece.
The working principle of the invention is as follows: during operation, the electric power instrument to be detected is placed on the positioning mechanism 2, the electric power instrument to be detected is clamped through the second movable frame 263, the position of the electric power instrument to be detected is automatically corrected, the electric power instrument to be detected is ensured to be located at the center of the positioning mechanism 2, the supporting seat 222 and the electric power instrument are driven to vibrate up and down by controlling the opening and closing frequency of the electromagnet 221, whether welding is unstable or not is judged, a bolt is loosened or not in the electric power instrument, then a detection joint is connected with a wiring end of the electric power instrument, whether the internal circuit of the electric power instrument is completed or not is judged through the detection table 5, after the internal circuit of the electric power instrument is detected, the lifting table 15 and the positioning mechanism 2 are driven to descend into the detection cavity 13 through the lifting belt 17, then the sealing frame 31 is driven to move through the air cylinder 32, the detection cavity 13 is separated from the external environment through the sealing frame 31, at the moment, staff can choose to introduce air or liquid into the detection cavity 13 according to actual needs, and finally the second tightness tester 16 in the invention has the function of adjusting the air humidity in the detection cavity 13, and thus simulating the working condition of the electric power instrument in actual working condition.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an electric power instrument safety inspection device with adjustable location which characterized in that: the utility model provides an electric power instrument safety inspection device includes frame (1), positioning mechanism (2), workstation (3), receiver (4) and detects platform (5), workstation (3) set up the top at frame (1), positioning mechanism (2) set up the intermediate position department at workstation (3), receiver (4) and detection platform (5) all set up the top side of workstation (3), be provided with the detection joint in receiver (4), be provided with first seal tester (11), detection chamber (13) and second seal tester (16) in frame (1), detection chamber (13) are located the intermediate position department of first seal tester (11) and second seal tester (16), first seal tester (11) have flowing back and imbibition function, second seal tester (16) have the exhaust and inhale the function, first seal tester (11) and second seal tester (16) all with detect chamber (13) in being provided with the detection chamber, detection chamber (13) are located the elevating system (15) in elevating system (15), elevating system (15) are located elevating system (15) the elevating system (15) is located.
2. The location-adjustable power meter safety detection device according to claim 1, wherein: still be provided with stand pipe (14) in detection chamber (13), stand pipe (14) run through in elevating platform (15), stand pipe (14) include outer tube (141), inner tube (142) and interior axle (143), interior axle (143) are connected with inner tube (142) through the connecting rod, inner tube (142) set up the inside at outer tube (141), all be provided with the through-hole on outer tube (141) and inner tube (142), the below of stand pipe (14) is provided with first motor (12), first motor (12) are connected with interior axle (143), through first motor (12) drive interior axle (143) and inner tube (142) are rotatory in outer tube (141).
3. The location-adjustable power meter safety detection device according to claim 2, wherein: positioning mechanism (2) are including positioning seat (21), the inside upper end of positioning seat (21) is provided with constant head tank (27), the inside lower extreme of positioning seat (21) is provided with movable chamber (22), the inside of constant head tank (27) is provided with two sets of anchor clamps (26) relatively, the inside of movable chamber (22) is close to the one end of constant head tank (27) and is provided with supporting seat (222), the inside of movable chamber (22) is kept away from the one end of constant head tank (27) and is provided with electro-magnet (221), the one end that supporting seat (222) is close to electro-magnet (221) is provided with the magnetic path, supporting seat (222) are through supporting spring movable mounting in the inside of movable chamber (22), two sets of anchor clamps (26) are all provided with a set of telescopic link (25) in one side that keeps away from each other, every set of telescopic link (251) all with a set of anchor clamps (26) fixed connection, be provided with transmission fluid in movable chamber (22), transmission fluid (22) are connected with two sets of telescopic link (25) through telescopic link (24).
4. A location-adjustable power meter safety inspection device according to claim 3, wherein: the clamp (26) comprises a fixed frame (261), a first movable frame (262) and a second movable frame (263), the fixed frame (261) is fixedly connected with a clamping rod (251), the first movable frame (262) is movably mounted on one side, far away from the clamping rod (251), of the fixed frame (261) through a T-shaped block and a vibrating spring, and the second movable frame (263) is movably mounted on one side, far away from the fixed frame (261), of the first movable frame (262) through a fixed seat (2621), a movable rod (2631) and a flexible spring.
5. The location-adjustable power meter safety detection device according to claim 4, wherein: the inside of positioning seat (21) still is provided with drainage room (23), drainage room (23) are connected with transmission groove (24) through first valve and drainage groove, the one end that transmission groove (24) is close to expansion groove (25) is provided with the second valve, be provided with first conducting block (223) on the inner wall of activity chamber (22), be provided with second conducting block (224) on the outer wall of supporting seat (222).
6. The location-adjustable power meter safety detection device according to claim 5, wherein: two groups of sliding grooves are formed in the inner wall of the positioning groove (27) relatively, a group of reset spring rods are arranged in the two groups of sliding grooves, one ends of the clamps (26) close to the sliding grooves extend into the sliding grooves, each group of reset spring rods extend through one ends of the two groups of clamps (26) extending into the sliding grooves, one end of the positioning seat (21) close to the lifting belt (17) is provided with a guide groove (28), and one end of the guide groove (28) close to the supporting seat (222) is higher than one end of the guide groove (28) away from the supporting seat (222).
7. The location-adjustable power meter safety detection device according to claim 6, wherein: the second tightness tester (16) comprises a base (161), a gas tank (164) is arranged in the base (161), a first gas pump (162) is arranged above the gas tank (164), the gas outlet end of the first gas pump (162) is connected with the detection cavity (13) through a heating component (163), the gas inlet end of the first gas pump (162) is connected with the gas tank (164), a second gas pump (166) is arranged below the gas tank (164), the gas outlet end of the second gas pump (166) is connected with the gas tank (164) through a interception component, and the gas inlet end of the second gas pump (166) is connected with the detection cavity (13).
8. The location-adjustable power meter safety detection device as claimed in claim 7, wherein: the filter plate (167) is arranged in the entrapping groove, the second motor (165) is arranged outside the entrapping groove, the second motor (165) is connected with the filter plate (167) through a rotating shaft, a group of annular plates (1672) and four groups of partition plates (1671) are arranged on the filter plate (167), the four groups of partition plates (1671) are uniformly arranged at one end, close to the second air pump (166), of the filter plate (167), a group of cavities and elastic pieces (16711) are arranged in each group of partition plates (1671), and piezoelectric pieces are arranged on the elastic pieces (16711) and are positioned in the cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310653913.2A CN116679143A (en) | 2023-06-05 | 2023-06-05 | Electric power instrument safety inspection device with adjustable location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310653913.2A CN116679143A (en) | 2023-06-05 | 2023-06-05 | Electric power instrument safety inspection device with adjustable location |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116679143A true CN116679143A (en) | 2023-09-01 |
Family
ID=87781779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310653913.2A Pending CN116679143A (en) | 2023-06-05 | 2023-06-05 | Electric power instrument safety inspection device with adjustable location |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116679143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117214479A (en) * | 2023-10-11 | 2023-12-12 | 保定市泰达电力设备有限公司 | Transformer electrode interphase resistance integrated testing device |
-
2023
- 2023-06-05 CN CN202310653913.2A patent/CN116679143A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117214479A (en) * | 2023-10-11 | 2023-12-12 | 保定市泰达电力设备有限公司 | Transformer electrode interphase resistance integrated testing device |
| CN117214479B (en) * | 2023-10-11 | 2024-02-13 | 保定市泰达电力设备有限公司 | Transformer electrode interphase resistance integrated testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116679143A (en) | Electric power instrument safety inspection device with adjustable location | |
| CN111397816A (en) | PE valve air tightness test device | |
| CN217358930U (en) | Air resistance detection device of gas filter | |
| CN115096513A (en) | Intelligent full-automatic gallium nitride field effect tube packaging performance detection device | |
| CN210221401U (en) | Pressure measuring and leakage detecting testing machine for water-cooled motor shell | |
| CN114152288A (en) | Air conditioner box detection device and detection method | |
| CN112317361A (en) | Tap gas tightness detection device | |
| CN110630590A (en) | Portable pressure relief valve detection platform | |
| CN114166423B (en) | Water meter tightness detection device and detection method | |
| CN210829978U (en) | Portable pressure relief valve detection platform | |
| CN212429752U (en) | Automatic electric valve for monitoring and analyzing fluid | |
| CN217687770U (en) | Transformer conservator sealing detection device | |
| CN214190779U (en) | Equipment is deposited to water gauge that security performance is high | |
| CN212007700U (en) | PE valve air tightness test device | |
| CN221299559U (en) | Back pressure testing device of blower | |
| CN217304594U (en) | A rotation test device for wind load fatigue test | |
| CN217483831U (en) | Fixed oil storage tank accessory detection device | |
| CN210154747U (en) | Water valve testing device | |
| CN221099980U (en) | Gas table leakproofness detection device | |
| CN109764944A (en) | The full-automatic pressure testing device of electromagnetic flowmeter and pressure-measuring method | |
| CN114572545A (en) | Equipment is deposited to water gauge that security performance is high | |
| CN219369061U (en) | Power supply box sealing test device | |
| CN209589411U (en) | Water hammer effect analyzer device | |
| CN219551802U (en) | Tightness detection equipment for cleaning cavity of cleaning machine | |
| CN212082748U (en) | Digital control oil and gas seal comprehensive detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |