CN109307837B - Detection device for circuit breaker characteristics - Google Patents
Detection device for circuit breaker characteristics Download PDFInfo
- Publication number
- CN109307837B CN109307837B CN201710616264.3A CN201710616264A CN109307837B CN 109307837 B CN109307837 B CN 109307837B CN 201710616264 A CN201710616264 A CN 201710616264A CN 109307837 B CN109307837 B CN 109307837B
- Authority
- CN
- China
- Prior art keywords
- voltage circuit
- cylinder
- low
- detection
- circuit breaker
- 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.)
- Active
Links
Images
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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
Abstract
The invention relates to a detection device for characteristics of a low-voltage circuit breaker, which solves the problems of no equipment safety detection area and low displacement accuracy by adopting the technical scheme that the detection device comprises a characteristic detection mechanism, a tray feeding mechanism, an electrode pressing mechanism, a tripping device detection mechanism and a shifting fork device mechanism, wherein the tray feeding mechanism is arranged at the bottom of a center shaft of the characteristic detection mechanism and is in contact installation with an installation frame, the electrode pressing mechanism is arranged above the tray feeding mechanism, the tray feeding mechanism comprises a stepping motor, a first coupler is arranged at the shaft extension end of the stepping motor, a first ball screw is arranged at the other end of the first coupler, a first bearing seat and a second bearing seat are respectively arranged at two ends of the first ball screw, a nut connecting block is arranged in the middle of the first ball screw, an upper plate is arranged on the upper plate and is fixedly provided with a positioning clamp through a fastener, the problem is solved well, and the method can be used for detecting the characteristics of the low-voltage circuit breaker.
Description
Technical Field
The invention relates to the field of detection of characteristics of a low-voltage circuit breaker to be detected, in particular to a detection device for characteristics of a low-voltage circuit breaker.
Background
The low-voltage circuit breaker to be tested is equivalent to the combination of electrical appliances such as a knife switch, a fuse and the like, is an electrical appliance which can not only realize the function of manual switching but also automatically carry out overload and short-circuit protection, and is a switching electrical appliance which not only can switch on and off normal load current, motor working current and overload current, but also can switch on and off current. A mechanical switch appliance can be used for switching on, bearing load and breaking current under normal circuit condition, and also can be used for switching on, bearing certain time and breaking current under defined abnormal circuit condition. The performance detection of the low-voltage circuit breaker to be detected is always an important link for manufacturing the low-voltage circuit breaker to be detected.
The existing detection equipment is not provided with an equipment safety detection area in a detection area, and the position accuracy is lower after the cylinder pushes a workpiece to reach a designated position.
Disclosure of Invention
The invention aims to solve the technical problems that no equipment safety detection area is arranged and the displacement accuracy is low in the prior art. The detection device for the characteristics of the low-voltage circuit breaker has the characteristics of safety in detection, high position accuracy and automation and convenience.
In order to solve the technical problems, the technical scheme is as follows:
a detection device for characteristics of a low-voltage circuit breaker comprises a rack 1, wherein a mounting rack is arranged in the middle of the rack 1, a characteristic detection mechanism 6, a bar code scanner and a 90-degree turnover door 5 are arranged on the mounting rack, an electric box 4 is arranged at the lower inner part of the rack 1, an operation panel 2 and an alarm device 3 connected with the operation panel 2 are arranged at the top of the rack 1;
the characteristic detection mechanism 6 comprises a tray feeding mechanism 7, an electrode pressing mechanism 8, a tripping device detection mechanism 9 and a shifting fork device mechanism 10, wherein the tray feeding mechanism 7 is arranged at the bottom of a middle shaft of the characteristic detection mechanism 6 and is in contact with the mounting frame;
tray feed mechanism 7 includes step motor 11, step motor 11's axle extension end is equipped with first shaft coupling 12, the other end of first shaft coupling 12 is equipped with first ball screw 15, first ball screw 15's both ends are equipped with primary shaft bearing 13 and secondary shaft bearing 20 respectively, first ball screw 15 middle part is equipped with nut connecting block 19, primary shaft bearing 13 upper surface and secondary shaft bearing 20 upper surface are equipped with upper plate 14, be equipped with positioning fixture 17 through the fastener is fixed on upper plate 14, place the low voltage circuit breaker 16 that awaits measuring in the middle of positioning fixture 17.
The working principle of the invention is as follows: aiming at safety factors, the detection device is provided with a safety detection area, and the air cylinder pushes the workpiece to be changed into a servo motor 28 to drive the ball screw, so that the workpiece is pushed to reach a position more accurately. The efficiency is increased, and the qualification rate is greatly improved. The low-voltage circuit breaker 16 to be detected is placed in the middle of the positioning fixture 17, the stepping motor 11 is started, the rotating motion is converted into the linear motion through the driving of the first ball screw 15 mounted with the coupler, the low-voltage circuit breaker 16 to be detected and the upper plate 14 move simultaneously, the travel is set in the moving mode, the low-voltage circuit breaker reaches a detection area, the stepping motor 11 stops working, the 90-degree turnover door 5 is pulled down, the detection area is a safe area, and a bar code scanner is used for reading the bar code of the low-voltage circuit breaker 16 to be detected.
A tray feeding mechanism 7. The low-voltage circuit breaker 16 to be tested is sent to the tested area. And an electrode pressing mechanism 8. And automatically adjusting the position of the probe and enabling the probe to press the workpiece. Trip detection mechanism 9. And realizing the tripping action of the low-voltage circuit breaker 16 to be tested. A fork shifter mechanism 10. And storing energy and closing the low-voltage circuit breaker 16 to be detected.
In the above scheme, for optimization, further, electrode hold-down mechanism 8 includes guiding axle 54, installs fixed cylinder mounting panel 21 on guiding axle 54 through the fastener, is located 2 biax cylinders 22 of fixed cylinder mounting panel 21 lower through the fastener installation, and biax cylinder 22 end plate department installation clamping device 23 is equipped with the probe in the clamping device 23, and the probe sets up in the detection position under detecting electrode.
Further, trip unit detection mechanism 9 is including being located the fixed first push cylinder 24 in cylinder mounting panel 21 top, and the end plate department installation of first push cylinder 24 pushes away cylinder connecting plate 25, pushes away cylinder connecting plate 25 centre and is equipped with the quad slit, and quad slit department is equipped with probe anchor clamps 26, and at least 2 gyro wheels 27 of probe anchor clamps 26 mid-mounting.
Further, the shifting fork device mechanism 10 comprises a flat plate 29 fixed on the frame 1 through a fastener, a motor fixing seat 30 is fixedly arranged below the flat plate 29, a servo motor 28 is installed on the outer side end face of the motor fixing seat 30, a second coupler 31 is installed at the shaft extension position of the servo motor 28, a second ball screw 33 is installed at the other end of the second coupler 31, a nut seat 35 is fixed at the outer end of a second ball screw nut pair 34, and a third bearing seat 32 and a fourth bearing seat 37 are respectively arranged at two ends of the first ball screw 15;
the Y-direction sliding rail 39 is arranged on the flat plate 29, the sliding block 40 is arranged on the Y-direction sliding rail 39, the air cylinder fixing plate 42 is arranged above the sliding block 40, the second pushing air cylinder 38 is arranged on the left side of the air cylinder fixing plate 42, the clamping air cylinder 43 is arranged at the end plate of the second pushing air cylinder 38, the shaft extension part of the clamping air cylinder 43 is in locking connection with an air cylinder connecting shaft 53 through thread fit, an upper moving block 51 and a lower moving block 52 are arranged on the air cylinder connecting shaft 53 through a first pin shaft 45, the upper moving block 51 and the lower moving block are respectively located on the upper side and the lower side of the air cylinder connecting shaft 53, and the upper moving block 51 and the lower moving block 52 are respectively used for fixing an upper.
Further, the fastener is a bolt.
Further, the alarm device 3 is a 3-color alarm lamp.
Further, the frame 1 is an aluminum alloy frame.
Further, a proximity sensor is arranged at the position of the positioning fixture 17 and used for detecting the position relation between the low-voltage circuit device to be detected and the positioning fixture 17.
The invention also provides a use method of the detection device for the characteristics of the low-voltage circuit breaker, which comprises the following steps:
(1) starting a power supply, setting a moving stroke, and attaching a bar code to the side surface of the low-voltage circuit breaker 16 to be tested;
(2) placing a low-voltage circuit breaker 16 to be detected at the middle position of a positioning clamp 17, starting a stepping motor 11, driving the low-voltage circuit breaker 16 to be detected through a first ball screw 15 mounted with a coupler, converting rotary motion into linear motion, simultaneously moving the low-voltage circuit breaker 16 to be detected and an upper plate 14, setting a stroke in a moving mode, reaching a detection area, stopping the operation of the stepping motor 11, pulling down a 90-degree turnover door 5 to enable the detection area to be a safe area, and reading a bar code of the low-voltage circuit breaker 16 to be detected by using a bar code scanner;
(3) the low-voltage circuit breaker 16 to be tested reaches a specified position and stops, and the 2 double-shaft cylinders 22 move forwards for a fixed stroke at the same time to drive the clamping devices 23 on the two sides to move;
(4) the equipment automatically sets detection parameters according to the read bar code information, the detection electrode is contacted with a connecting plate 36 of the low-voltage circuit breaker 16 to be detected, and the state of the low-voltage circuit breaker 16 to be detected is judged;
(5) detecting the tripping state of the low-voltage circuit breaker 16 to be detected, and if the low-voltage circuit breaker is in the tripping state, starting the servo motor 28 to drive the second ball screw 33, moving the cylinder fixing plates 42 on the two sides along the Y-direction sliding rail 39, and realizing energy storage and closing of the low-voltage circuit breaker 16 to be detected by the upper shifting fork 47 and the lower shifting fork 49;
(6) detecting the closing state of the low-voltage circuit breaker 16 to be detected, closing the low-voltage circuit breaker 16 to be detected, connecting the detection voltage generated by the voltage source to the connecting plate 36 of different electrodes of the low-voltage circuit breaker 16 to be detected through the relay matrix to start detection, and storing detection data in real time;
(7) detecting that an unqualified item appears in the data, displaying information by the device, stopping detection, and starting alarming by the alarming device 3;
(8) after all detection is finished, the stepping motor 11 is started again to drive the first ball screw 15 to move backwards, the low-voltage circuit breaker 16 to be detected exits from the detection area along with the positioning fixture 17 and reaches a specified position, the stepping motor 11 stops, the 90-degree turnover door 5 is turned over upwards for 90 degrees, the low-voltage circuit breaker 16 to be detected is taken out from the positioning fixture 17, and the device resets.
The invention has the beneficial effects that:
the method has the advantages that the safety zone is arranged, so that the detection safety is improved, and the personal safety is ensured;
the second effect is that the position moving accuracy is improved by using the stepping motor for driving;
effect three, through setting up the sensor and improving degree of automation, the convenient detection.
Drawings
The invention is further described with reference to the following figures and examples.
Fig. 1 is a schematic view of a detection apparatus in example 1.
Fig. 2 is a schematic view of a characteristic detection mechanism in embodiment 1.
Fig. 3 is a schematic view of a tray feeding mechanism in embodiment 1.
Fig. 4 is a schematic view of an electrode pressing mechanism in example 1.
Fig. 5 is a schematic view of a trip device detection mechanism in embodiment 1.
FIG. 6 is a schematic view of a mechanism of a fork shifter in embodiment 1.
FIG. 7 is a partial schematic view of a fork shifter mechanism according to embodiment 1.
In the drawings, there is shown in the drawings,
1-a frame, 2-an operation panel, 3-an alarm device, 4-an electric box, 5-a 90-degree turnover door, 6-a characteristic detection mechanism, 7-a tray feeding mechanism, 8-an electrode pressing mechanism, 9-a tripping device detection mechanism, 10-a shifting fork device mechanism, 11-a stepping motor, 12-a first coupler, 13-a first bearing seat, 14-an upper plate, 15-a first ball screw, 16-a low-voltage circuit breaker to be detected, 17-a positioning clamp, 18-a first ball screw nut pair, 19-a nut connecting block, 20-a second bearing seat, 21-a cylinder mounting plate, 22-a double-shaft cylinder, 23-a clamping device, 24-a first push cylinder, 25-a push cylinder connecting plate, 26-a probe clamp 26, 27-roller, 28-servo motor, 29-flat plate, 30-motor fixing seat, 31-second coupling, 32-third bearing seat, 33-second ball screw, 34-second ball screw nut pair, 35-nut seat, 36-connecting plate, 37-fourth bearing seat, 38-second pushing cylinder, 39-Y-direction sliding rail, 40-sliding block, 41-moving plate, 42-cylinder fixing plate, 43-clamping cylinder, 44-clamping cylinder connecting plate, 45-first pin shaft, 46-second pin shaft, 47-upper shifting fork, 48-upper shifting fork connecting block, 49-lower shifting fork, 50-lower shifting fork connecting block, 51-upper shifting block, 52-lower shifting block, 53-cylinder connecting shaft and 54-guide shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The embodiment provides a detection device for characteristics of a low-voltage circuit breaker, and as shown in fig. 1, the detection device comprises a rack 1, wherein a mounting rack is arranged in the middle of the rack 1, a characteristic detection mechanism 6, a bar code scanner and a 90-degree turnover door 5 are arranged on the mounting rack, an electric box 4 is arranged at the lower part in the rack 1, an operation panel 2 and an alarm device 3 connected with the operation panel 2 are arranged at the top of the rack 1; as shown in fig. 2, the characteristic detecting mechanism 6 includes a tray feeding mechanism 7 disposed at the bottom of the center shaft of the characteristic detecting mechanism 6 and installed in contact with the mounting frame, an electrode pressing mechanism 8 disposed above the tray feeding mechanism 7, a trip device detecting mechanism 9, and a fork device mechanism 10;
as shown in fig. 3, the tray feeding mechanism 7 includes a stepping motor 11, a first coupling 12 is disposed at an extending end of the stepping motor 11, a first ball screw 15 is disposed at the other end of the first coupling 12, a first bearing block 13 and a second bearing block 20 are disposed at two ends of the first ball screw 15, a nut connecting block 19 is disposed in the middle of the first ball screw 15, the nut connecting block 19 is fixed on the first ball screw 15 through a first ball screw nut pair 18, an upper plate 14 is disposed on the nut connecting block 19, the upper surface of the first bearing block 13 and the upper surface of the second bearing block 20, a positioning fixture 17 is fixedly disposed on the upper plate 14 through a fastener, and a low-voltage circuit breaker 16 to be tested is disposed in the middle of the positioning fixture 17.
The working principle of the tray feeding mechanism 7 is that the low-voltage circuit breaker 16 is placed in the middle of the positioning fixture 17, the stepping motor 11 is started, the low-voltage circuit breaker 6 to be detected and the upper plate 14 move simultaneously to a detection area, and the rotating motion is converted into linear motion through the driving of the first ball screw 15 installed on the first coupler 12. The tray feeding mechanism 7 feeds the low-voltage circuit breaker 16 to be tested to the tested area.
And the electrode pressing mechanism 8 automatically adjusts the position of the probe and enables the probe to press the workpiece. Specifically, as shown in fig. 4, the electrode pressing mechanism 8 includes a guide shaft 54, a fixed cylinder mounting plate 21 mounted on the guide shaft 54 through a fastener, 2 biaxial cylinders 22 mounted below the fixed cylinder mounting plate 21 through fasteners, a clamping device 23 mounted at an end plate of the biaxial cylinders 22, and a probe provided in the clamping device 23 and disposed at a detection position right below the detection electrode. The biaxial cylinder 22 moves forward and the clamp 23 moves forward to bring the electrode into pressing contact with the probe.
The tripping device detection mechanism 9 realizes the tripping action of the low-voltage circuit breaker 16 to be detected. Specifically, as shown in fig. 5, the trip device detection mechanism 9 includes a first push cylinder 24 fixed above the cylinder mounting plate 21, a push cylinder connecting plate 25 is mounted at an end plate of the first push cylinder 24, a square hole is formed in the middle of the push cylinder connecting plate 25, a probe clamp 26 is arranged at the square hole, and 3 rollers 27 are mounted in the middle of the probe clamp 26. The probe holder 26 is used to hold a probe mounted inside the fixture 23. The number of the rollers 27 is more than 2, and 3 rollers can be arranged to realize the best function.
The working principle of the tripping device detection mechanism 9 comprises: the first pushing cylinder 24 drives the pushing cylinder connecting plate 25, the roller 27 slides, the probe clamp 26 is driven to move, and finally tripping operation detection is achieved. Specifically, firstly, the tripping trigger mechanism is pushed by the tripping feed cylinder to move forward for a fixed stroke, so that the trigger ejector rod approaches to a tripping lever on the low-voltage circuit breaker 16 to be tested, then the tripping trigger cylinder pushes the trigger ejector rod to move forward through the buffer spring, the buffer spring is compressed after the trigger ejector rod is contacted with the tripping lever on the low-voltage circuit breaker 16 to be tested, and if the tripping lever swings before the compression distance of the buffer spring is smaller than the set distance, so that the low-voltage circuit breaker 16 to be tested is tripped, the tripping function detection is completed.
The shifting fork device mechanism 10 is used for storing energy and closing a tested low-voltage circuit breaker 16 to be tested. Specifically, as shown in fig. 6 and 7, the shifting fork mechanism 10 includes a flat plate 29 fixed on the frame 1 by a fastener, a motor fixing seat 30 is fixedly disposed below the flat plate 29, a servo motor 28 is mounted on an outer end surface of the motor fixing seat 30, a second coupler 31 is mounted at an axial extension of the servo motor 28, a second ball screw 33 is mounted at the other end of the second coupler 31, a nut seat 35 is fixed at an outer end of a second ball screw nut pair 34, and a third bearing seat 32 and a fourth bearing seat 37 are respectively disposed at two ends of the first ball screw 15.
The Y-direction sliding rail 39 is arranged on the flat plate 29, the sliding block 40 is arranged on the Y-direction sliding rail 39, the air cylinder fixing plate 42 is arranged above the sliding block 40, the second pushing air cylinder 38 is arranged on the left side of the air cylinder fixing plate 42, the clamping air cylinder 43 is arranged at the end plate of the second pushing air cylinder 38, the shaft extension part of the clamping air cylinder 43 is in locking connection with an air cylinder connecting shaft 53 through thread fit, a clamping air cylinder connecting plate 44 is arranged at the connection part, an upper moving block 51 and a lower moving block 52 are arranged on the air cylinder connecting shaft 53 through a first pin shaft 45, the upper moving block 51 and the lower moving block are respectively located on the upper side and the lower side of the air cylinder connecting shaft 53, and the upper moving block 51 and the lower moving block 52 are. A moving plate 41 is provided under the cylinder fixing plate 42. The other end of the upper shifting fork connecting block 48 is connected with the other end of the lower shifting fork connecting block 50 through a second pin shaft 46.
The working principle of the shifting fork device mechanism 10 is as follows: the servo motor 28 is started, the ball screw 33 is driven secondarily, the air cylinder fixing plates 42 on the two sides move along the Y-direction sliding rail 39, and energy storage and closing of the low-voltage circuit breaker 16 are achieved by driving the upper shifting fork 47 and the lower shifting fork 49 to move up and down.
Specifically, the fastener is a bolt, a screw or a mating nut.
Specifically, the alarm device 3 is a 3-color alarm lamp or a photodiode, and may further include an audible alarm device.
In order to reduce the weight of the detection device and not affect the mechanical performance, the frame 1 is preferably an aluminum alloy frame.
For improving the degree of automation of detection and facilitating detection, preferably, the positioning fixture 17 is provided with a proximity sensor for detecting the position relationship between the low-voltage circuit device to be detected and the positioning fixture 17.
The using method of the detection device in the implementation comprises the following steps:
(1) starting a power supply, setting a moving stroke, and attaching a bar code to the side surface of the low-voltage circuit breaker 16 to be tested;
(2) placing a low-voltage circuit breaker 16 to be detected at the middle position of a positioning clamp 17, starting a stepping motor 11, driving the low-voltage circuit breaker 16 to be detected through a first ball screw 15 mounted with a coupler, converting rotary motion into linear motion, simultaneously moving the low-voltage circuit breaker 16 to be detected and an upper plate 14, setting a stroke in a moving mode, reaching a detection area, stopping the operation of the stepping motor 11, pulling down a 90-degree turnover door 5 to enable the detection area to be a safe area, and reading a bar code of the low-voltage circuit breaker 16 to be detected by using a bar code scanner;
(3) the low-voltage circuit breaker 16 to be tested reaches a specified position and stops, and the 2 double-shaft cylinders 22 move forwards for a fixed stroke at the same time to drive the clamping devices 23 on the two sides to move;
(4) the equipment automatically sets detection parameters according to the read bar code information, the detection electrode is contacted with a connecting plate 36 of the low-voltage circuit breaker 16 to be detected, and the state of the low-voltage circuit breaker 16 to be detected is judged;
(5) detecting the tripping state of the low-voltage circuit breaker 16 to be detected, and if the low-voltage circuit breaker is in the tripping state, starting the servo motor 28 to drive the second ball screw 33, moving the cylinder fixing plates 42 on the two sides along the Y-direction sliding rail 39, and realizing energy storage and closing of the low-voltage circuit breaker 16 to be detected by the upper shifting fork 47 and the lower shifting fork 49;
(6) detecting the closing state of the low-voltage circuit breaker 16 to be detected, closing the low-voltage circuit breaker 16 to be detected, connecting the detection voltage generated by the voltage source to the connecting plate 36 of different electrodes of the low-voltage circuit breaker 16 to be detected through the relay matrix to start detection, and storing detection data in real time;
(7) detecting that an unqualified item appears in the data, displaying information by the device, stopping detection, and starting alarming by the alarming device 3;
(8) after all detection is finished, the stepping motor 11 is started again to drive the first ball screw 15 to move backwards, the low-voltage circuit breaker 16 to be detected exits from the detection area along with the positioning fixture 17 and reaches a specified position, the stepping motor 11 stops, the 90-degree turnover door 5 is turned over upwards for 90 degrees, the low-voltage circuit breaker 16 to be detected is taken out from the positioning fixture 17, and the device resets.
The tripping device comprises a tripping feeding cylinder, a tripping trigger mechanism, a buffer spring, a tripping function detection device and a tripping function detection device, wherein the tripping feeding cylinder pushes the tripping trigger mechanism to move forwards for a fixed stroke to enable a trigger ejector rod to approach a tripping lever on a low-voltage circuit breaker 16 to be detected, then the tripping trigger cylinder pushes the trigger ejector rod to move forwards through the buffer spring, the buffer spring is compressed after the trigger ejector rod is contacted with the tripping lever on the low-voltage circuit breaker 16 to be detected, and if the tripping lever swings before the compression distance of the buffer spring is smaller than a set.
Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventions utilizing the inventive concept can be protected as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims.
Claims (5)
1. A device for detecting characteristics of a low-voltage circuit breaker, characterized in that: the device comprises a rack (1), wherein a mounting rack is arranged in the middle of the rack (1), a characteristic detection mechanism (6), a bar code scanner and a 90-degree turnover door (5) are arranged on the mounting rack, an electric box (4) is arranged at the inner lower part of the rack (1), and an operation panel (2) and an alarm device (3) connected with the operation panel (2) are arranged at the top of the rack (1);
the characteristic detection mechanism (6) comprises a tray feeding mechanism (7) which is arranged at the bottom of a middle shaft of the characteristic detection mechanism (6) and is in contact with the mounting frame, an electrode pressing mechanism (8) which is arranged above the tray feeding mechanism (7), a tripping device detection mechanism (9) and a shifting fork device mechanism (10);
the tray feeding mechanism (7) comprises a stepping motor (11), a first coupler (12) is arranged at the shaft extension end of the stepping motor (11), a first ball screw (15) is arranged at the other end of the first coupler (12), a first bearing seat (13) and a second bearing seat (20) are respectively arranged at two ends of the first ball screw (15), a nut connecting block (19) is arranged in the middle of the first ball screw (15), an upper plate (14) is arranged on the nut connecting block (19), the upper surface of the first bearing seat (13) and the upper surface of the second bearing seat (20), a positioning clamp (17) is fixedly arranged on the upper plate (14) through a fastener, and a low-voltage circuit breaker (16) to be tested is placed in the middle of the positioning clamp (17);
the electrode pressing mechanism (8) comprises a guide shaft (54), a fixed cylinder mounting plate (21) mounted on the guide shaft (54) through a fastener, 2 double-shaft cylinders (22) located below the fixed cylinder mounting plate (21) and mounted through the fastener, a clamping device (23) is mounted at the end plate of each double-shaft cylinder (22), a probe is arranged in each clamping device (23), and the probe is arranged at a detection position right below a detection electrode;
the tripping device detection mechanism (9) comprises a first push cylinder (24) fixed above a cylinder mounting plate (21), a push cylinder connecting plate (25) is mounted at an end plate of the first push cylinder (24), a square hole is formed in the middle of the push cylinder connecting plate (25), a probe clamp (26) is arranged at the square hole, and at least 2 rollers (27) are mounted in the middle of the probe clamp (26);
the shifting fork device mechanism (10) comprises a flat plate (29) fixed on the rack (1) through a fastener, a motor fixing seat (30) is fixedly arranged below the flat plate (29), a servo motor (28) is installed on the end face of the outer side of the motor fixing seat (30), a second coupler (31) is installed at the shaft extension position of the servo motor (28), a second ball screw (33) is installed at the other end of the second coupler (31), a nut seat (35) is fixed at the outer end of a second ball screw nut pair (34), and a third bearing seat (32) and a fourth bearing seat (37) are respectively arranged at two ends of the first ball screw (15);
be equipped with Y on dull and stereotyped (29) to slide rail (39), Y is equipped with slider (40) on to slide rail (39), slider (40) top installation cylinder fixed plate (42), cylinder fixed plate (42) left side installation second promotes cylinder (38), the end plate department of second promotion cylinder (38) is equipped with die clamping cylinder (43), the axle extension department of die clamping cylinder (43) has cylinder connecting axle (53) through screw-thread fit locking connection, be equipped with through first round pin axle (45) on cylinder connecting axle (53) and go up movable block (51) and move block (52) down, it is located cylinder connecting axle (53) upside and downside respectively to go up movable block (51) and move fast down, it is fixed respectively to dial connecting block (48) to go up movable block (51) and move block (52) down, go up movable block (47) and shift fork lower connecting block (50), dial fork (49 down.
2. Detection device for characteristics of low-voltage circuit breakers, as claimed in claim 1, characterized in that: the fastener is a bolt.
3. Detection device for characteristics of low-voltage circuit breakers, as claimed in claim 1, characterized in that: the alarm device (3) is a 3-color alarm lamp.
4. Detection device for characteristics of low-voltage circuit breakers, as claimed in claim 1, characterized in that: the frame (1) is an aluminum alloy frame.
5. Detection device for characteristics of low-voltage circuit breakers, as claimed in claim 1, characterized in that: and a proximity sensor is arranged at the position of the positioning clamp (17) and used for detecting the position relation between the low-voltage circuit breaker to be detected and the positioning clamp (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616264.3A CN109307837B (en) | 2017-07-26 | 2017-07-26 | Detection device for circuit breaker characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616264.3A CN109307837B (en) | 2017-07-26 | 2017-07-26 | Detection device for circuit breaker characteristics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109307837A CN109307837A (en) | 2019-02-05 |
| CN109307837B true CN109307837B (en) | 2020-10-13 |
Family
ID=65202474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710616264.3A Active CN109307837B (en) | 2017-07-26 | 2017-07-26 | Detection device for circuit breaker characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109307837B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201425595Y (en) * | 2009-05-25 | 2010-03-17 | 李永高 | Programme-controlled clamping device for molded case circuit breaker |
| CN202159124U (en) * | 2011-07-25 | 2012-03-07 | 温州大学 | Circuit breaker overload characteristic checking device |
| CN202748384U (en) * | 2012-03-12 | 2013-02-20 | 李永高 | Breaker clamping device |
| CN204028308U (en) * | 2014-07-30 | 2014-12-17 | 乐清市雷胜自动化检测设备有限公司 | Miniature circuit breaker detects machine |
| CN104251973A (en) * | 2014-09-04 | 2014-12-31 | 浙江正泰电器股份有限公司 | Circuit breaker residual current operating characteristic detection mechanism |
| CN204988986U (en) * | 2015-09-30 | 2016-01-20 | 江苏大全凯帆电器股份有限公司 | Test fixture of circuit breaker contact plug power |
| CN105448608A (en) * | 2015-08-13 | 2016-03-30 | 国家电网公司 | Testing releasing device for circuit breaker, and circuit breaker using the same and operating mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8023235B2 (en) * | 2006-10-31 | 2011-09-20 | Siemens Industry, Inc. | Multifunctional residential circuit breaker |
-
2017
- 2017-07-26 CN CN201710616264.3A patent/CN109307837B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201425595Y (en) * | 2009-05-25 | 2010-03-17 | 李永高 | Programme-controlled clamping device for molded case circuit breaker |
| CN202159124U (en) * | 2011-07-25 | 2012-03-07 | 温州大学 | Circuit breaker overload characteristic checking device |
| CN202748384U (en) * | 2012-03-12 | 2013-02-20 | 李永高 | Breaker clamping device |
| CN204028308U (en) * | 2014-07-30 | 2014-12-17 | 乐清市雷胜自动化检测设备有限公司 | Miniature circuit breaker detects machine |
| CN104251973A (en) * | 2014-09-04 | 2014-12-31 | 浙江正泰电器股份有限公司 | Circuit breaker residual current operating characteristic detection mechanism |
| CN105448608A (en) * | 2015-08-13 | 2016-03-30 | 国家电网公司 | Testing releasing device for circuit breaker, and circuit breaker using the same and operating mechanism |
| CN204988986U (en) * | 2015-09-30 | 2016-01-20 | 江苏大全凯帆电器股份有限公司 | Test fixture of circuit breaker contact plug power |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109307837A (en) | 2019-02-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2863404B1 (en) | Rapid tri-state bidirectional switching device | |
| CN101188178B (en) | Electric leakage current breaker | |
| CN104752105A (en) | Welding device for small circuit breaker contact plate and coil | |
| CN203981846U (en) | The operating mechanism pick-up unit of isolating switch | |
| CN109307836B (en) | Detection method of detection device based on circuit breaker characteristics | |
| CN111229634A (en) | Semi-automatic detection mechanism for molded case circuit breaker | |
| CN109307837B (en) | Detection device for circuit breaker characteristics | |
| CN104409292B (en) | Residual current circuit breaker | |
| KR101148797B1 (en) | Three positions detecting apparatus for vacuum circuit breaker | |
| CN201138646Y (en) | Electricity driving leakage breaker | |
| CN201698015U (en) | Rapid wiring device for detecting current transformer | |
| CN109616386B (en) | electric breaker | |
| CN113541097B (en) | Automatic disconnection warning equipment for short circuit of wiring terminal strip for electric power | |
| US10418197B2 (en) | Circuit breaker accessory cover interlock and forced safety tripping apparatus, systems, and methods | |
| CN215869103U (en) | Operating mechanism | |
| CN112865025A (en) | Automatic protection distribution switchgear for avoiding short circuit | |
| CN111584312A (en) | Leakage circuit breaker capable of replacing leakage module on line and leakage protection method thereof | |
| CN101670408B (en) | Punching-preventing safety device for pneumatic-hydraulic punch | |
| CN204215982U (en) | Residual current circuit breaker | |
| CN201316773Y (en) | Pneumatic-hydraulic punch punching-resistant safety device | |
| CN220215842U (en) | Circuit breaker tripping performance detection device | |
| CN204679597U (en) | A kind of fuse combined cabinet trip-gear device | |
| CN212808525U (en) | Improved high-voltage circuit breaker detection device | |
| CN209896011U (en) | Self-protection release | |
| AU2020102654A4 (en) | Movable incoming 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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200904 Address after: 225300 Room 269, 2nd Floor, Main Building, No. 60 Chuang Mansion, Fenghuang East Road, Hailing District, Taizhou City, Jiangsu Province Applicant after: AOFEI (TAIZHOU) PHOTOELECTRIC SENSOR TECHNOLOGY Co.,Ltd. Address before: 215600 Building 145, Emerging Industry Development Center, Zhangjiagang Free Trade Zone, Suzhou City, Jiangsu Province Applicant before: SUZHOU RUNTONG PATENT OPERATION Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |