CN112462253A - Circuit breaker operating mechanism performance detection device - Google Patents

Abstract

The invention relates to the technical field of circuit breaker detection, in particular to a circuit breaker operating mechanism performance detection device which comprises a base, wherein vertical plates are fixedly mounted on two sides of the top of the base respectively, a detection table is arranged between the two vertical plates, a lifting mechanism for driving the detection table to lift is arranged between the detection table and the base, a clamping mechanism for clamping an object to be detected is arranged on the detection table, and a detector which is driven by a sliding adjusting mechanism to realize transverse displacement adjustment is arranged above the detection table. The device has solved current check out test set and has been not convenient for adjust the high position of examining test table, and inconvenient waiting to detect the article to co-altitude detects the work, is not convenient for carry out the problem adjusted to the horizontal position of detector.

Description

Circuit breaker operating mechanism performance detection device

Technical Field

The invention relates to the technical field of circuit breaker detection, in particular to a circuit breaker operating mechanism performance detection device.

Background

The breaker is a switching device capable of closing, bearing and opening current under normal circuit conditions and closing, bearing and opening current under abnormal circuit conditions within a specified time, and can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply line, a motor and the like, and automatically cutting off a circuit when serious overload or short circuit, undervoltage and other faults occur.

However, in the prior art, the detection device for detecting the performance of the operating mechanism of the circuit breaker is not convenient for adjusting the height position of the detection table in the performance detection process of the operating mechanism of the circuit breaker, is inconvenient for detecting objects to be detected with different heights, is inconvenient for adjusting the horizontal position of the detector, is inconvenient for detecting different positions of the objects to be detected, brings inconvenience to the work of workers, and is poor in practicability.

Disclosure of Invention

The invention aims to provide a performance detection device for a circuit breaker operating mechanism, which solves the problems that the existing detection equipment is inconvenient to adjust the height position of a detection table, detect objects to be detected at different heights and adjust the horizontal position of a detector.

The technical scheme of the invention is as follows: the utility model provides a circuit breaker operating mechanism performance detection device, includes the base, the top both sides of base fixed mounting respectively have the riser, are located to be provided with between two risers and detect the platform, it detects the elevating system that the platform goes up and down to be provided with the drive between platform and the base to detect, detect and be provided with the fixture of the centre gripping article of waiting to detect on the platform, the top that is located to detect the platform is provided with the detector that realizes the lateral shifting regulation by the drive of slide adjusting mechanism.

Further, elevating system is including setting up in the first spout that detects platform bottom, slidable mounting has two first slides in the first spout, the bottom of first slide all articulates there is the bracing piece that the slope set up, and the intermediate position of two bracing pieces is articulated mutually, be provided with the first actuating mechanism of the bottom phase to motion or the back-to-back motion of two bracing pieces of drive on the base.

Further, first actuating mechanism is including seting up the second spout at base top, the bottom fixed mounting of second spout has two fixed plates, all seted up the mounting hole on the fixed plate, be located two mounting holes and transversely rotate and install a pivot, install the drive in the second spout and rotate rotatory power supply, the both ends of pivot correspond fixed mounting and have first lead screw and second lead screw, the screw thread of first lead screw and second lead screw sets up to opposite soon, and equal threaded connection has the second slide on first lead screw and the second lead screw, and the bottom of two bracing pieces is articulated mutually with the top of corresponding second slide respectively.

Furthermore, a sliding rod is transversely and fixedly installed on the inner wall of the first sliding groove, and the two first sliding seats are sleeved on the sliding rod in a sliding manner; the top of two first slides has all nested the ball, and two balls all with the top inner wall rolling contact of first spout.

Furthermore, fixture includes horizontal fixed mounting in the cylinder that detects platform top both sides, the equal fixed mounting of output of cylinder has the telescopic link, and the equal fixed mounting of one end that two telescopic links are close to each other has splint.

Furthermore, rubber pads are fixedly arranged on the sides, close to each other, of the two clamping plates; the equal vertical first spacing groove of having seted up in one side that two risers are close to each other, the equal fixed mounting in both sides of examining test table has first gag lever post, first gag lever post is slidable mounting respectively in corresponding first spacing inslot.

Further, slide adjusting mechanism is including being located the sliding seat between two risers, the rectangular hole has been seted up to the last horizontal of sliding seat, and the top fixed mounting that is located two risers has a diaphragm that runs through the rectangular hole, the bottom fixed mounting of sliding seat has the mounting panel, detector fixed mounting is in the bottom of mounting panel, the bottom of mounting panel just is located detector both sides respectively fixed mounting have a down lamp, be provided with the second actuating mechanism that the drive sliding seat removed between diaphragm and the sliding seat.

Further, second power unit includes the rack of horizontal fixed mounting in diaphragm bottom, the rack runs through the rectangular hole, vertically be equipped with the connecting axle that is located the rack below in the rectangular hole, fixed cover is equipped with two gears on the connecting axle, the gear all meshes with the rack mutually, fixed mounting has the motor on one side inner wall of rectangular hole, the output shaft end of motor and the one end fixed connection of connecting axle.

Further, the inner walls of the two sides of the second sliding groove are fixedly provided with second bearing seats, one ends, far away from each other, of the first screw rods and the second screw rods are rotatably arranged on the corresponding second bearing seats respectively, the inner wall of the bottom of the second sliding groove is transversely provided with two second limiting grooves, the bottom of the second sliding seat is fixedly provided with second limiting rods, and the second limiting rods are slidably arranged in the corresponding second limiting grooves respectively.

Furthermore, four rollers are rotatably mounted on the inner wall of the top of the rectangular hole, the four rollers are symmetrically arranged in pairs, and the bottoms of the four rollers are in rolling contact with the top of the transverse plate; guide grooves are formed in the two sides of the transverse plate, guide blocks are fixedly mounted on the inner walls of the front side and the rear side of the rectangular hole, and the two guide blocks are slidably mounted in the corresponding guide grooves respectively.

Compared with the prior art, the invention has the following advantages:

(1) the device has solved current check out test set and has been not convenient for adjust the high position of examining test table, inconvenient waiting to detect the article to co-altitude and carry out the detection achievement, be not convenient for adjust the horizontal position of detector, the inconvenient different positions of treating the detection article carry out the detection achievement, bring inconvenience, the relatively poor problem of practicality for staff's work.

(2) The device is through starting two cylinder work, and two telescopic links promote corresponding splint and remove, and the interval between two splint reduces gradually, utilizes the centre gripping cooperation of two splint can wait to detect the firm centre gripping of article on examining test table, utilizes two rubber pads and waits to detect the article and contact and play the effect of protecting it.

(3) The device makes two second sliding seats slide in the direction close to each other by starting a first motor to rotate forwards, the first motor drives a second gear to rotate, the second gear drives a first gear, a rotating shaft, a first screw rod and a second screw rod to rotate, the two second sliding seats drive corresponding supporting rods to rotate at respective hinged positions, the two supporting rods drive corresponding first sliding seats to slide in first sliding grooves, a detection platform is gradually lifted, the first motor drives the second gear to rotate in the opposite direction by starting the first motor to rotate backwards, the second gear drives the first gear, the rotating shaft, the first screw rod and the second screw rod to rotate in the opposite direction, so that the two second sliding seats slide in the direction far away from each other, the two second sliding seats drive corresponding supporting rods to rotate at respective hinged positions, and the two supporting rods drive corresponding first sliding seats to slide in the first sliding grooves, the detection table is gradually reduced, so that the height position of the detection table can be adjusted by controlling the forward rotation and the reverse rotation of the first motor, and the detection work on the objects with different heights is facilitated.

(4) The device can detect an object to be detected by starting the detector, and by starting the two down lamps, light emitted by the down lamps irradiates on the detection table, so that the brightness during detection is improved, the detection is more facilitated, by starting the second motor to rotate forwards, the second motor drives the connecting shaft and the two third gears to rotate, so that the movable seat horizontally slides leftwards on the transverse plate, the movable seat drives the mounting plate, the detector and the two down lamps to horizontally move leftwards, by starting the second motor to rotate backwards, the second motor drives the connecting shaft and the two third gears to rotate in opposite directions, so that the movable seat horizontally slides rightwards on the transverse plate, the movable seat drives the mounting plate, the detector and the two down lamps to horizontally move rightwards, thereby the horizontal positions of the detector and the two down lamps can be adjusted by controlling the forward and reverse rotation of the second motor, the detection work is conveniently carried out on different positions of the object to be detected.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged schematic view of portion C of FIG. 1 in accordance with the present invention;

FIG. 5 is a cross-sectional view taken along line D-D of FIG. 4 (a cross-sectional structural view of a side view of the movable seat) according to the present invention;

in the figure: 1. a base; 2. a vertical plate; 3. a detection table; 4. a cylinder; 5. a telescopic rod; 6. a splint; 7. a first chute; 8. a first slider; 9. a support bar; 10. a second chute; 11. a fixing plate; 12. mounting holes; 13. a rotating shaft; 14. a first gear; 15. a first motor; 16. a second gear; 17. a first lead screw; 18. a second lead screw; 19. a second slide carriage; 20. a transverse plate; 21. a movable seat; 22. a rectangular hole; 23. mounting a plate; 24. a detector; 25. a down lamp; 26. a rack; 27. a connecting shaft; 28. a third gear; 29. a second motor; 30. a roller; 31. a guide groove; 32. a guide block; 33. a slide bar; 34. a ball bearing; 35. a first limit groove; 36. a first limit rod; 37. a second limit groove; 38. a second limiting rod.

Detailed Description

In order to make the aforementioned features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below, but the present invention is not limited thereto.

Refer to fig. 1 to 5

The utility model provides a circuit breaker operating mechanism performance detection device, includes the base, the top both sides of base 1 fixed mounting respectively have riser 2, are located to be provided with between two riser 2 and detect platform 3, it detects the elevating system that the platform goes up and down to be provided with the drive between platform and the base to detect, it is provided with the fixture that the centre gripping detected the article to detect on the platform to detect, and the top that is located to detect the platform is provided with the detector 24 that realizes the lateral shifting regulation by the drive of slide adjusting mechanism.

In this embodiment, examine a lift for the drive, elevating system is including setting up in examining first spout 7 of 3 bottoms of test table, slidable mounting has two bottoms all to extend to the first spout 7 outer first slide 8 in first spout 7, the bottom of first slide 8 all articulates there is the bracing piece 9 that the slope set up, and the intermediate position of two bracing pieces 9 is articulated mutually, thereby be provided with the bottom of two bracing pieces of drive and move or the first actuating mechanism that the back-to-back motion realized examining a lift mutually on the base.

In this embodiment, in order to drive the two support rods to move, the first driving mechanism includes a second sliding slot 10 formed at the top of the base, two fixing plates 11 are fixedly arranged at the bottom of the second sliding chute 10, mounting holes 12 are respectively arranged on the fixing plates 11, a rotating shaft 13 is transversely and rotatably arranged in the two mounting holes 12, two ends of the rotating shaft 13 extend to the outside of the corresponding mounting holes 12 respectively, a power source for driving the second chute to rotate is arranged in the second chute, a first screw rod 17 and a second screw rod 18 are correspondingly and fixedly installed at two ends of the rotating shaft 13, the screwing directions of the threads of the first screw rod 17 and the second screw rod 18 are opposite, a second slide seat 19 is in threaded connection with the first screw rod 17 and the second screw rod 18, the bottom ends of the two support rods 9 are respectively hinged with the top of the corresponding second slide seat 19, thereby driving the rotating shaft to rotate forwards or backwards through the power source to drive the bottom ends of the two supporting rods to move towards or away from each other.

In this embodiment, the power source includes a first gear 14 fixedly sleeved on the rotating shaft 13 and located between the two fixing plates 11, a first motor 15 is fixedly installed at the bottom of the second chute 10, and a second gear 16 meshed with the first gear 14 is fixedly installed at an output shaft end of the first motor 15.

In this embodiment, in order to improve the stability of the movement of the first sliding seats, the inner wall of the first sliding groove 7 is transversely and fixedly provided with a sliding rod 33, and the two first sliding seats 8 are slidably sleeved on the sliding rod.

In the embodiment, in order to reduce the friction between the first sliding seats and the first sliding chutes, the balls 34 are nested on the tops of the two first sliding seats 8, and both the balls are in rolling contact with the inner walls of the tops of the first sliding chutes 7.

In this embodiment, treat the detection article for the centre gripping, fixture includes horizontal fixed mounting in the cylinder 4 that detects platform top both sides, the equal fixed mounting of output of cylinder 4 has telescopic link 5, and the equal fixed mounting in one end that two telescopic links 5 are close to each other has splint 6.

In this embodiment, in order to prevent to damage and wait to detect the article, two splint 6 equal fixed mounting in one side that are close to each other have the rubber pad.

In this embodiment, in order to guarantee to examine a lifting stability, two risers 2 are vertical to have seted up first spacing groove 35 in the equal one side that is close to each other, the equal fixed mounting in both sides of examining platform 3 has first gag lever post 36, first gag lever post is sliding mounting respectively in corresponding first spacing inslot.

In this embodiment, in order to realize the lateral motion of detector, slide adjusting mechanism is including being located the sliding seat 21 between two riser 2, rectangular hole 22 has been seted up to the transverse direction on the sliding seat 21, and the top fixed mounting that is located two riser 2 has a diaphragm 20 that runs through rectangular hole 22, the bottom fixed mounting of sliding seat 21 has mounting panel 23, 24 fixed mounting in the bottom of mounting panel 23 of detector, the bottom of mounting panel 23 just is located 24 both sides of detector fixed mounting respectively has down lamp 25, and two down lamp 25 symmetries set up the both sides at detector 24, be provided with the second actuating mechanism that the drive sliding seat removed between diaphragm and the sliding seat.

In this embodiment, in order to drive the movable seat, the second power mechanism includes 20 racks 26 transversely fixedly mounted at the bottom of the transverse plate, the racks penetrate through the rectangular hole 22, a connecting shaft 27 located below the racks 26 is longitudinally arranged in the rectangular hole 22, two third gears 28 are fixedly sleeved on the connecting shaft 27, the third gears 28 are all engaged with the racks 26, a second motor 29 is fixedly mounted on the inner wall of one side of the rectangular hole 22, and an output shaft end of the second motor 29 is fixedly connected with one end of the connecting shaft 27.

In this embodiment, in order to facilitate the rotation of the two lead screws, the inner walls of the two sides of the second chute 10 are fixedly provided with second bearing seats, and the ends of the first lead screw 17 and the second lead screw 18, which are far away from each other, are respectively rotatably mounted on the corresponding second bearing seats.

In this embodiment, in order to ensure the stability of the motion of the two second sliding seats, two second limiting grooves 37 are transversely formed on the inner wall of the bottom of the second sliding groove 10, second limiting rods 38 are fixedly mounted at the bottoms of the second sliding seats 19, and the second limiting rods are respectively slidably mounted in the corresponding second limiting grooves.

In this embodiment, in order to reduce the frictional force between diaphragm and the sliding seat, rotate on the top inner wall of rectangular hole 22 and install four gyro wheels 30, four gyro wheels 30 are two bisymmetry settings, and the bottom of four gyro wheels 30 all with the top rolling contact of diaphragm 20.

In this embodiment, in order to guarantee the direction when the sliding seat lateral shifting, guide way 31 has all been seted up to the both sides of diaphragm 20, equal fixed mounting has guide block 32 on the front and back side inner wall of rectangular hole, 22, and two guide block 32 are respectively slidable mounting in corresponding guide way 31.

In this embodiment, the rotating shaft 13 is fixedly sleeved with two bearings, and outer rings of the two bearings are respectively and fixedly connected with inner walls of the corresponding mounting holes 12.

In this embodiment, a third bearing seat is fixedly installed on an inner wall of one side of the rectangular hole 22 away from the second motor 29, and one end of the connecting shaft 27 away from the second motor 29 is rotatably installed on the third bearing seat.

In this embodiment, the first motor 15 and the second motor 29 are both motors capable of rotating forward and backward, the vertical plate 2 is provided with a control switch and an external power line, and the two cylinders 4, the first motor 15, the detector 24, the two down lamps 25, the second motor 29, the control switch and the external power line are electrically connected in sequence to form a closed loop. The control switch can respectively control the start and stop and the forward and reverse rotation of the first motor 15 and the second motor 29, the control switch can control the start and stop and the reset of the two cylinders 4, and the control switch can also control the start and stop of the detector 24 and the two down lamps 25.

During the use, at first place waiting to detect the article and examine between two splint 6 on examining test table 3, start two cylinders 4 work, two telescopic links 5 promote corresponding splint 6 and remove, two splint 6 remove to the direction that is close to each other, interval between two splint 6 reduces gradually to the centre gripping cooperation that utilizes two splint 6 can be waiting to detect the firm centre gripping of article on examining test table 3, utilize two rubber pads and wait to detect the article and contact and play the effect of protecting it. By starting the first motor 15 to rotate forward, the first motor 15 drives the second gear 16 to rotate, and the second gear 16 drives the first gear 14, the rotating shaft 13, the first screw rod 17 and the second screw rod 18 to rotate. Due to the fact that the thread turning directions of the first screw rod 17 and the second screw rod 18 are opposite, the two second sliding seats 19 are in threaded connection and match with the first screw rod 17 and the second screw rod 18 respectively, and therefore the two second sliding seats 19 slide towards the direction close to each other. Two second slide 19 drive corresponding second gag lever post and slide in corresponding second gag lever post, two second slide 19 drive corresponding bracing piece 9 and remove, two bracing pieces 9 rotate with respective articulated department, two bracing pieces 9 drive corresponding first slide 8 and slide in first spout 7, two first slides 8 drive corresponding ball and roll on the top inner wall of first spout 7, make and detect platform 3 and rise gradually, it slides on corresponding first gag lever post respectively to detect platform 3 drives two first gag lever posts.

According to the height of the object to be detected, the height position of the detection table 3 is adjusted to be proper, so that the object to be detected is located at the proper height position, and the first motor 15 stops working. Similarly, when the first motor 15 is started to rotate reversely, the first motor 15 drives the second gear 16 to rotate reversely, and the second gear 16 drives the first gear 14, the rotating shaft 13, the first lead screw 17 and the second lead screw 18 to rotate reversely, so that the two second sliding seats 19 slide in directions away from each other. The two second sliding seats 19 drive the corresponding supporting rods 9 to rotate at respective hinged positions, and the two supporting rods 9 drive the corresponding first sliding seats 8 to slide in the first sliding grooves 7, so that the detection table 3 is gradually lowered. The detection table 3 drives the two first limiting rods to slide downwards in the corresponding first limiting grooves respectively, so that the height position of the detection table 3 can be adjusted by controlling the forward and reverse rotation of the first motor 15, and the detection work on objects with different heights is facilitated. After adjusting to suitable high position waiting to detect the thing spare, start the work of detector 24 and can treat and detect the thing, through opening two down lamps 25, the light that down lamp 25 sent shines on detecting platform 3 to can improve the luminance when detecting, help detection achievement more. By starting the second motor 29 to rotate forward, the second motor 29 drives the connecting shaft 27 and the two third gears 28 to rotate, and since the two third gears 28 are meshed with the rack 26, the movable seat 21 horizontally slides leftward on the transverse plate 20, the movable seat 21 drives the mounting plate 23, the detector 24 and the two down lamps 25 to horizontally move leftward, the four rollers 30 roll on the top of the transverse plate 20, and the movable seat 21 drives the two guide blocks 32 to slide in the corresponding guide grooves 31. Similarly, the second motor 29 is started to rotate reversely, the second motor 29 drives the connecting shaft 27 and the two third gears 28 to rotate reversely, so that the movable seat 21 horizontally slides rightwards on the transverse plate 20, the movable seat 21 drives the mounting plate 23, the detector 24 and the two down lamps 25 to horizontally move rightwards, and the horizontal positions of the detector 24 and the two down lamps 25 can be adjusted by controlling the forward and reverse rotation of the second motor 29, so that the detection of different positions of an object to be detected is facilitated. After the detection work is finished, the detector 24 and the two down lamps 25 are closed, the two cylinders 4 are started to reset, the two telescopic rods 5 drive the corresponding clamping plates 6 to move, the two clamping plates 6 move towards the direction away from each other, the fixation of the object is released, and the object can be taken down from the detection table 3. And those not described in detail in this specification are well within the skill of those in the art.

To sum up, this circuit breaker operating mechanism performance detection device, through starting two cylinders 4 work, two telescopic links 5 promote corresponding splint 6 and remove, and the interval between two splint 6 reduces gradually, utilizes the centre gripping cooperation of two splint 6 can wait to detect the firm centre gripping of article on examining test table 3, utilizes two rubber pads and waits to detect the article and contact and play the effect of protecting it. By starting the first motor 15 to rotate forward, the first motor 15 drives the second gear 16 to rotate, the second gear 16 drives the first gear 14, the rotating shaft 13, the first screw rod 17 and the second screw rod 18 to rotate, so that the two second sliding seats 19 slide towards the direction close to each other, and the two second sliding seats 19 drive the corresponding supporting rods 9 to rotate at the respective hinged positions. Two bracing pieces 9 drive corresponding first slide 8 and slide in first spout 7, examine test table 3 and go on rising gradually. By starting the first motor 15 to rotate reversely, the first motor 15 drives the second gear 16 to rotate reversely, and the second gear 16 drives the first gear 14, the rotating shaft 13, the first lead screw 17 and the second lead screw 18 to rotate reversely, so that the two second sliding seats 19 slide in directions away from each other. Two second slides 19 drive corresponding bracing piece 9 and rotate with respective articulated department, and two bracing pieces 9 drive corresponding first slide 8 and slide in first spout 7, detect platform 3 and reduce gradually to through controlling the positive and negative rotation of first motor 15, can adjust the high position of detecting platform 3, be convenient for detect the work to the article of co-altitude. Can treat to detect the article through the work of starting detector 24 and detect, through opening two down lamps 25, the light that down lamp 25 sent shines on detecting platform 3, has improved the luminance when detecting, helps detection achievement more. By starting the second motor 29 to rotate forward, the second motor 29 drives the connecting shaft 27 and the two third gears 28 to rotate, so that the movable seat 21 horizontally slides leftward on the transverse plate 20, and the movable seat 21 drives the mounting plate 23, the detector 24 and the two down lamps 25 to horizontally move leftward. By starting the second motor 29 to rotate reversely, the second motor 29 drives the connecting shaft 27 and the two third gears 28 to rotate reversely, so that the movable seat 21 slides horizontally to the right on the transverse plate 20, and the movable seat 21 drives the mounting plate 23, the detector 24 and the two down lamps 25 to move horizontally to the right. Therefore, by controlling the forward and reverse rotation of the second motor 29, the horizontal positions of the detector 24 and the two down lamps 25 can be adjusted, and the detection of different positions of the object to be detected is facilitated.

The invention has reasonable design, good practicability and convenient operation, can firmly clamp the object to be detected on the detection table 3, is convenient for adjusting the height position of the detection table 3, is convenient for detecting the objects with different heights, is convenient for adjusting the horizontal position of the detector 24, is convenient for detecting the different positions of the objects, and brings convenience for the work of workers.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

It will be apparent to those skilled in the art that the above embodiments are merely preferred embodiments of the present invention, and it is not necessary for the skilled in the art to design various types of circuit breaker operating mechanism performance detecting devices according to the teachings of the present invention without any inventive step, and all equivalent changes, modifications, substitutions and alterations made according to the claims of the present invention should fall within the scope of the present invention.

Claims (10)

1. The utility model provides a circuit breaker operating mechanism performance detection device, includes the base, its characterized in that, the top both sides of base fixed mounting respectively have the riser, are located to be provided with between two risers and detect the platform, it detects the elevating system that the platform goes up and down to be provided with the drive between platform and the base to detect, it is provided with the fixture that the centre gripping detected the article to detect on the platform to detect, and the top that is located to detect the platform is provided with the detector that realizes the lateral shifting regulation by the drive of slide adjusting mechanism.

2. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 1, wherein the lifting mechanism comprises a first sliding groove arranged at the bottom of the detection table, two first sliding seats are slidably mounted in the first sliding groove, the bottom of each first sliding seat is hinged with a supporting rod which is obliquely arranged, the middle positions of the two supporting rods are hinged, and the base is provided with a first driving mechanism which drives the bottom ends of the two supporting rods to move towards or away from each other.

3. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 2, wherein the first driving mechanism comprises a second sliding groove formed in the top of the base, two fixing plates are fixedly mounted at the bottom of the second sliding groove, the fixing plates are respectively provided with a mounting hole, a rotating shaft is transversely rotatably mounted in the two mounting holes, a power source for driving the rotating shaft to rotate is mounted in the second sliding groove, a first lead screw and a second lead screw are fixedly mounted at two ends of the rotating shaft correspondingly, the thread directions of the first lead screw and the second lead screw are opposite, a second sliding seat is connected to each of the first lead screw and the second lead screw in a threaded manner, and the bottom ends of the two supporting rods are respectively hinged to the tops of the corresponding second sliding seats.

4. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 2 or 3, wherein a sliding rod is transversely and fixedly installed on the inner wall of the first sliding groove, and the two first sliding seats are sleeved on the sliding rod in a sliding manner; the top of two first slides has all nested the ball, and two balls all with the top inner wall rolling contact of first spout.

5. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 1, 2 or 3, wherein the clamping mechanism comprises air cylinders horizontally and fixedly installed at two sides of the top of the detection table, telescopic rods are fixedly installed at output ends of the air cylinders, and clamping plates are fixedly installed at ends, close to each other, of the two telescopic rods.

6. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 5, wherein a rubber pad is fixedly arranged on one side, close to each other, of each of the two clamping plates; the equal vertical first spacing groove of having seted up in one side that two risers are close to each other, the equal fixed mounting in both sides of examining test table has first gag lever post, first gag lever post is slidable mounting respectively in corresponding first spacing inslot.

7. The device for detecting the performance of the circuit breaker operating mechanism according to claim 1, 2, 3 or 6, wherein the sliding adjusting mechanism comprises a movable seat positioned between two vertical plates, a rectangular hole is transversely formed in the movable seat, a transverse plate penetrating through the rectangular hole is fixedly installed at the tops of the two vertical plates, a mounting plate is fixedly installed at the bottom of the movable seat, the detector is fixedly installed at the bottom of the mounting plate, a down lamp is respectively fixedly installed at the two sides of the detector at the bottom of the mounting plate, and a second driving mechanism for driving the movable seat to move is arranged between the transverse plate and the movable seat.

8. The apparatus as claimed in claim 7, wherein the second actuating mechanism includes a rack bar transversely and fixedly mounted on the bottom of the horizontal plate, the rack bar passes through a rectangular hole, a connecting shaft located below the rack bar is longitudinally disposed in the rectangular hole, two gears are fixedly mounted on the connecting shaft, the gears are engaged with the rack bar, a motor is fixedly mounted on an inner wall of one side of the rectangular hole, and an output shaft end of the motor is fixedly connected with one end of the connecting shaft.

9. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 3, wherein the second sliding groove is fixedly provided with a second bearing seat on each of two side inner walls thereof, the ends of the first lead screw and the second lead screw away from each other are rotatably provided on the corresponding second bearing seats, two second limiting grooves are transversely formed on the inner wall of the bottom of the second sliding groove, the bottom of the second sliding seat is fixedly provided with a second limiting rod, and the second limiting rods are slidably provided in the corresponding second limiting grooves.

10. The device for detecting the performance of the operating mechanism of the circuit breaker according to claim 7, wherein four rollers are rotatably mounted on the inner wall of the top of the rectangular hole, the four rollers are symmetrically arranged in pairs, and the bottoms of the four rollers are in rolling contact with the top of the transverse plate; guide grooves are formed in the two sides of the transverse plate, guide blocks are fixedly mounted on the inner walls of the front side and the rear side of the rectangular hole, and the two guide blocks are slidably mounted in the corresponding guide grooves respectively.

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