CN216560905U

CN216560905U - Service life detection device for high-voltage vacuum circuit breaker

Info

Publication number: CN216560905U
Application number: CN202123089099.1U
Authority: CN
Inventors: 何自坤; 郝振仙
Original assignee: Chongqing Chongkai Electrical Co ltd
Current assignee: Chongqing Chongkai Electrical Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-17
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a service life detection device for a high-voltage vacuum circuit breaker, relates to the field of detection of the high-voltage vacuum circuit breaker, and aims to solve the problems that detection personnel still have risks and long and messy lines when needing to wear insulating gloves during port replacement detection in the prior art. The following scheme is proposed, and it includes the workstation, and the upside fixedly connected with pad high platform of workstation fills up the internally mounted of high platform and has the detector, and the rear end of detector is connected with two sets of connecting wires, and the middle part of two sets of connecting wires all is provided with accomodates line mechanism. Through the in-process of backward movement first sliding plate for the unblock stick extrusion carriage release lever drives the second sliding plate and removes and wait to detect the port contact, and will wait to detect the port together with the inner wall of first spout and press from both sides tightly, can effectual reduction measurement personnel and the direct contact of port, has improved the device's practicality and security greatly.

Description

Service life detection device for high-voltage vacuum circuit breaker

Technical Field

The utility model relates to the field of detection of high-voltage vacuum circuit breakers, in particular to a service life detection device for a high-voltage vacuum circuit breaker.

Background

The high-voltage vacuum circuit breaker is named because arc extinguishing media and insulating media of a contact gap after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is more popular in power distribution networks; in the long-term use process of the high-voltage vacuum circuit breaker, various data need to be detected regularly through a professional monitoring instrument, so that the service life of the high-voltage vacuum circuit breaker is judged, maintenance is carried out in time, and accidents are avoided or work of the circuit breaker is prevented from being delayed.

And traditional monitoring devices, it is all manual with the fixation clamp of current-voltage at the conducting part of circuit breaker port that monitoring personnel usually, and some monitoring items need release great voltage, it wears insulating gloves to need monitoring personnel when moving the fixation clamp usually, nevertheless have the risk so still, and monitoring devices is for the cooperation monitoring, generally can set up longer circuit, this causes the scene to be in disorder easily, and carry very inconvenient, therefore need a life-span detection device who is used for high-pressure vacuum circuit breaker to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a life detection device for a high voltage vacuum circuit breaker, so as to reduce the probability of contacting a port of the high voltage vacuum circuit breaker when moving a fixing clip, and ensure the safety of field monitoring personnel.

In order to achieve the technical purpose, the utility model provides a service life detection device for a high-voltage vacuum circuit breaker, which comprises the following components:

the detection device comprises a workbench, wherein a cabinet is fixedly connected to the lower side of the workbench, a pad table is fixedly connected to the upper side of the workbench, a detector is arranged inside the pad table, two groups of connecting wires are connected to the rear end of the detector and are arranged in two groups, a containing wire mechanism is arranged in the middle of each connecting wire, a first sliding plate is slidably connected to the upper side of the workbench, and a second sliding groove matched with the bottom end of the first sliding plate is formed in the workbench.

The rear end of workstation has placed high-pressure vacuum circuit breaker at the during operation, three group's mounting grooves of mutually supporting with high-pressure vacuum circuit breaker port are seted up to the inside of first sliding plate, and every group the mounting groove is provided with two, and is two sets of the one end that the detector was kept away from to the connecting wire is connected with two of them mounting grooves through the centre gripping subassembly, the universal wheel is installed at four turnings of cupboard bottom, printing apparatus is installed to the lower extreme of detector.

It should be noted that, the test result can be printed out by the printing device, which is convenient for the tester to use.

Preferably, the clamping assembly comprises two groups of mounting frames matched with any two mounting grooves, four corners of each mounting frame are fixedly mounted inside the first sliding plate through bolts, and threaded holes matched with the bolts are formed in the mounting frames and the first sliding plate. It should be noted that any port of any high-voltage vacuum circuit breaker can be clamped by the bolt, so that multiple tests can be performed, and the reliability of service life detection is greatly improved.

Preferably, a first sliding groove and a third sliding groove are formed in the mounting frame, a second sliding plate is connected to the inside of the first sliding groove in a sliding mode, a moving rod is fixedly connected to one side of the second sliding plate, one end of the moving rod penetrates into the third sliding groove, a line end is fixedly connected to one end, away from the second sliding plate, of the moving rod, one end, away from the detector, of the connecting line is fixedly connected with the second sliding plate, line grooves are formed in the moving rod and the line end, the connecting line is fixed in the line grooves, a first elastic piece is sleeved on the outer side of the moving rod, and two ends of the first elastic piece are fixedly connected with one side of the second sliding plate and the inner wall of the first sliding groove respectively.

Preferably, one side of the upper side of the workbench, which is located at the rear end of the second sliding groove, is fixedly connected with three groups of first fixing rods, and each group of first fixing rods is fixedly connected with two groups of unlocking rods on one side close to the first sliding plate, and the unlocking rods correspond to the mounting grooves.

Preferably, the unlocking rod is aligned to the position of the third sliding groove, the port of the high-voltage vacuum circuit breaker is aligned to the position of the first sliding groove, and the width of the first sliding groove is larger than the diameter of the port of the high-voltage vacuum circuit breaker. It should be noted that the position of the maximum diameter of the unlocking rod just corresponds to the detection position of the port to be detected.

Preferably, accomodate line mechanism including fixing at two sets of second dead levers that fill up high platform rear end, fill up the rear end of high platform still fixedly connected with liter shrinkage poles, it is located the middle part of two sets of second dead levers to rise the shrinkage poles, the fixed frame of the second dead lever and the equal fixedly connected with in top of liter shrinkage poles, the middle part of fixed frame is rotated and is connected with the pulley, the connecting wire passes from the bottom of both sides pulley and the top of middle pulley, the outer pot head of liter shrinkage poles is equipped with the second elastic component, the upper and lower both ends of second elastic component respectively with the fixed frame in middle part and the top fixed connection that fills up the high platform.

Preferably, the middle part of the workbench is slidably connected with the first sliding plate through an air cylinder, a sliding rod is arranged inside the second sliding groove, two ends of the sliding rod are fixedly connected with inner walls of two ends of the second sliding groove respectively, two sides of the bottom end of the first sliding plate slide on the sliding rod, and particularly, the sliding stability of the first sliding plate towards the rear end can be ensured by sliding on the sliding rod.

According to the technical scheme, the method has the following beneficial effects:

1. in the process of moving the first sliding plate backwards, the unlocking rod extrudes the moving rod to drive the second sliding plate to move to be in contact with the port to be detected and clamp the port to be detected together with the inner wall of the first sliding groove, so that direct contact between a detector and the port can be effectively reduced, and the practicability and safety of the device are greatly improved;

2. when the first sliding plate moves forwards and backwards, the connecting line can be always in a tight state under the action of the second elastic piece and the lifting and contracting rod, the complexity of the storage of the connecting line is avoided, and the operating platform of the device is tidier;

3. through the setting of bolt, can remove the installing frame to any one mounting groove to can conveniently carry out the centre gripping to arbitrary port, conveniently carry out the simultaneous detection of multinomial.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a life detection apparatus for a high voltage vacuum circuit breaker;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of an internal structure of a life detection device mounting frame for a high-voltage vacuum circuit breaker;

FIG. 4 is a schematic structural view of a thread take-in mechanism;

fig. 5 is a schematic view showing an internal structure of a first sliding plate of a life span detecting apparatus for a high voltage vacuum circuit breaker;

description of the drawings: 1. a work table; 2. a cabinet; 3. a heightening table; 4. a detector; 5. a first sliding plate; 6. mounting grooves; 7. installing a frame; 8. a bolt; 9. a first chute; 10. a second sliding plate; 11. a travel bar; 12. a first elastic member; 13. a line end; 14. a connecting wire; 15. a cylinder; 16. a universal wheel; 17. a slide bar; 18. a second chute; 19. a first fixing lever; 20. an unlocking rod; 21. a second fixing bar; 22. a fixing frame; 23. a pulley; 24. lifting and shrinking the rod; 25. a second elastic member; 26. a third chute; 27. high-voltage vacuum circuit breaker.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1-5, the service life detection device for a high-voltage vacuum circuit breaker provided by the utility model comprises a workbench 1, wherein a cabinet 2 is fixedly connected to the lower side of the workbench 1, a padding table 3 is fixedly connected to the upper side of the workbench 1, a detector 4 is installed inside the padding table 3, two groups of connecting wires 14 are connected to the rear end of the detector 4, wire accommodating mechanisms are arranged in the middle of the two groups of connecting wires 14, a first sliding plate 5 is slidably connected to the upper side of the workbench 1, and a second sliding groove 18 matched with the bottom end of the first sliding plate 5 is formed inside the workbench 1. It should be noted that the second sliding groove 18 is long, so that the first sliding plate 5 can be effectively far away from the port of the high-voltage vacuum circuit breaker 27, thereby preventing the detection personnel from contacting the high-voltage vacuum circuit breaker 27 when replacing the mounting frame 7, and greatly improving the safety of the device.

High-pressure vacuum circuit breaker 27 has been placed at the during operation to the rear end of workstation 1, three mounting grooves 6 of group that mutually support with high-pressure vacuum circuit breaker 27 port are seted up to the inside of first sliding plate 5, and every mounting groove 6 of group is provided with two, and the one end that detector 4 was kept away from to two sets of connecting wires 14 is connected with two of them mounting grooves 6 through the centre gripping subassembly, and universal wheel 16 is installed at four turnings of 2 bottoms of cupboard, and printing apparatus is installed to the lower extreme of detector 4. It is worth mentioning that the centre gripping subassembly includes two sets of installing frames 7 with arbitrary two mounting grooves 6 are mutually supported, and four turnings of installing frame 7 all pass through bolt 8 fixed mounting in the inside of first sliding plate 5, and the screw hole of mutually supporting with bolt 8 has all been seted up in installing frame 7 and the inside of first sliding plate 5.

In addition, the middle part of the working table 1 is slidably connected with the first sliding plate 5 through the air cylinder 15, a sliding rod 17 is arranged inside the second sliding groove 18, two ends of the sliding rod 17 are fixedly connected with inner walls of two ends of the second sliding groove 18 respectively, and two sides of the bottom end of the first sliding plate 5 slide on the sliding rod 17.

As a further improvement to the above solution, referring to fig. 2-3, a first sliding groove 9 and a third sliding groove 26 are formed in the mounting frame 7, a second sliding plate 10 is slidably connected to the inside of the first sliding groove 9, a moving rod 11 is fixedly connected to one side of the second sliding plate 10, one end of the moving rod 11 penetrates through the third sliding groove 26, a wire end 13 is fixedly connected to one end of the moving rod 11 far away from the second sliding plate 10, one end of the connecting wire 14 far away from the detector 4 is fixedly connected to the second sliding plate 10, a wire slot is formed in the inside of the moving rod 11 and the wire end 13, the connecting wire 14 is fixed in the wire slot, a first elastic member 12 is sleeved on the outer side of the moving rod 11, and two ends of the first elastic member 12 are respectively fixedly connected to one side of the second sliding plate 10 and the inner wall of the first sliding groove 9.

It should be noted that the line end 13 can effectively prevent the connection line 14 from contacting other ports, so as to improve the safety, the first elastic member 12 can be a spring, and in an original state, the distance between the second sliding plate 10 and the inner wall of the first sliding chute 9 can be greater than the diameter of the port to be detected, and the distance between the movable rod 11 and the inner wall of the third sliding chute 26 is smaller than the maximum diameter of the unlocking rod 20, so as to facilitate the entry of the port to be detected and the clamping of the port to be detected.

It should also be mentioned that three groups of first fixing rods 19 are fixedly connected to one side of the upper side of the workbench 1, which is located at the rear end of the second sliding groove 18, two groups of unlocking rods 20 are fixedly connected to one side of each group of first fixing rods 19, which is close to the first sliding plate 5, and the positions of the unlocking rods 20 correspond to the positions of the mounting grooves 6. Specifically, the unlocking rod 20 is bullet-shaped, and can conveniently enter a gap between the inner wall of the third sliding groove 26 and the moving rod 11, and the port to be detected can be flexibly clamped and released. Specifically, the unlocking rod 20 is aligned with the position of the third chute 26, the port of the high voltage vacuum circuit breaker 27 is aligned with the position of the first chute 9, and the width of the first chute 9 is larger than the diameter of the port of the high voltage vacuum circuit breaker 27.

As a further improvement to the above scheme, please refer to fig. 4, the wire accommodating mechanism includes two sets of second fixing rods 21 fixed at the rear end of the heightening table 3, the rear end of the heightening table 3 is further fixedly connected with a telescopic rod 24, the telescopic rod 24 is located in the middle of the two sets of second fixing rods 21, the second fixing rods 21 and the top ends of the telescopic rods 24 are both fixedly connected with a fixing frame 22, the middle of the fixing frame 22 is rotatably connected with a pulley 23, the connecting wire 14 passes through the bottoms of the pulleys 23 at the two sides and the top of the middle pulley 23, the outer side of the telescopic rod 24 is sleeved with a second elastic member 25, and the upper end and the lower end of the second elastic member 25 are respectively fixedly connected with the middle fixing frame 22 and the top end of the heightening table 3. The second elastic member 25 may be a spring, and may quickly accommodate the connection wire 14 during detection and non-detection.

The working principle of the monitoring device is as follows: when detection is needed, the lower end of the vacuum high-voltage circuit breaker is moved to abut against the workbench 1, then the port to be detected is detected according to the need, the mounting frame 7 is inserted into the mounting groove 6 corresponding to the port to be detected, the mounting frame 7 is fixed on the first sliding plate 5 by rotating the bolt 8, then the detector 4 is opened, the cylinder 15 drives the first sliding plate 5 to move towards the rear end in the second sliding groove 18, meanwhile, the left side and the right side of the lower end of the first sliding plate 5 also move towards the rear end along the sliding rod 17, meanwhile, the connecting wire 14 is pulled towards the port direction of the high-voltage vacuum circuit breaker 27, so that the connecting wire 14 slides in the middle of the fixing frame 22, the lifting and contracting rod 24 is compressed, and the second elastic piece 25 is compressed. In the moving process, the unlocking rod 20 and the port to be detected are respectively aligned and enter the third sliding groove 26 and the first sliding groove 9, when the moving rod 11 gradually moves to the process of contacting with the maximum diameter of the unlocking rod 20, the moving rod 11 is extruded into the first sliding groove 9 by the unlocking rod 20, the second sliding plate 10 is driven to contact with the port of the high-voltage vacuum circuit breaker 27 and is clamped with the port of the high-voltage vacuum circuit breaker 27 together with the inner wall of the first sliding groove 9, the first elastic part 12 extends at the moment, data on the detector 4 are adjusted along with the data, the test switch is opened, the test can be performed, and after the test is finished, the test can be printed out from the printing equipment at the lower end of the detector 4. When the next port needs to be detected, the cylinder 15 can be made to drive the first sliding plate 5 to move forward in the second sliding groove 18, and then the mounting frame 7 is replaced to the mounting groove 6 corresponding to the port needing to be detected by screwing the bolt 8, so that the next detection can be performed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The service life detection device for the high-voltage vacuum circuit breaker comprises a workbench (1), and is characterized in that a cabinet (2) is fixedly connected to the lower side of the workbench (1), a heightening table (3) is fixedly connected to the upper side of the workbench (1), a detector (4) is installed inside the heightening table (3), two groups of connecting wires (14) are connected to the rear end of the detector (4), wire accommodating mechanisms are arranged in the middles of the two groups of connecting wires (14), a first sliding plate (5) is slidably connected to the upper side of the workbench (1), and a second sliding chute (18) matched with the bottom end of the first sliding plate (5) is formed in the workbench (1);

high-pressure vacuum circuit breaker (27) have been placed at the during operation to the rear end of workstation (1), three mounting grooves (6) of group that mutually support with high-pressure vacuum circuit breaker (27) port are seted up to the inside of first sliding plate (5), every group mounting groove (6) are provided with two, and are two sets of the one end that detector (4) were kept away from in connecting wire (14) is connected with two of them mounting grooves (6) through the centre gripping subassembly, universal wheel (16) are installed at four turnings of cupboard (2) bottom, printing apparatus is installed to the lower extreme of detector (4).

2. The life span detection device for the high-voltage vacuum circuit breaker according to claim 1, wherein the clamping assembly comprises two sets of mounting frames (7) mutually matched with any two mounting grooves (6), four corners of the mounting frames (7) are fixedly mounted inside the first sliding plate (5) through bolts (8), and threaded holes mutually matched with the bolts (8) are formed in the mounting frames (7) and the first sliding plate (5).

3. The service life detection device for the high-voltage vacuum circuit breaker according to claim 2, wherein a first sliding groove (9) and a third sliding groove (26) are formed in the mounting frame (7), a second sliding plate (10) is slidably connected to the inside of the first sliding groove (9), a moving rod (11) is fixedly connected to one side of the second sliding plate (10), one end of the moving rod (11) penetrates into the third sliding groove (26), one end of the moving rod (11) far away from the second sliding plate (10) is fixedly connected with a wire end (13), one end of the connecting wire (14) far away from the detector (4) is fixedly connected with the second sliding plate (10), wire grooves are formed in the moving rod (11) and the wire end (13), the connecting wire (14) is fixed in the wire grooves, and a first elastic member (12) is sleeved on the outer side of the moving rod (11), and two ends of the first elastic piece (12) are respectively and fixedly connected with one side of the second sliding plate (10) and the inner wall of the first sliding chute (9).

4. The life span detection device for the high voltage vacuum circuit breaker according to claim 3, wherein three groups of first fixing rods (19) are fixedly connected to one side of the upper side of the working platform (1) at the rear end of the second sliding chute (18), two groups of unlocking rods (20) are fixedly connected to one side of each group of first fixing rods (19) close to the first sliding plate (5), and the positions of the unlocking rods (20) correspond to the positions of the mounting grooves (6).

5. The life span detection device for a high voltage vacuum circuit breaker according to claim 4, characterized in that the unlocking bar (20) is aligned with the position of the third chute (26), the port of the high voltage vacuum circuit breaker (27) is aligned with the position of the first chute (9), and the width of the first chute (9) is larger than the diameter of the port of the high voltage vacuum circuit breaker (27).

6. A life span detecting device for a high voltage vacuum circuit breaker according to any one of claims 1 to 5, it is characterized in that the wire accommodating mechanism comprises two groups of second fixing rods (21) fixed at the rear end of the heightening table (3), the rear end of the heightening table (3) is also fixedly connected with a lifting and contracting rod (24), the lifting and contracting rod (24) is positioned in the middle of the two groups of second fixing rods (21), the top ends of the second fixed rod (21) and the telescopic rod (24) are both fixedly connected with a fixed frame (22), the middle part of the fixed frame (22) is rotatably connected with pulleys (23), the connecting line (14) passes through the bottoms of the pulleys (23) at the two sides and the top of the pulley (23) at the middle part, the outside cover of liter telescopic rod (24) is equipped with second elastic component (25), the upper and lower both ends of second elastic component (25) respectively with the fixed frame in middle part (22) and the top fixed connection of bed hedgehopping platform (3).

7. The life span detection device for the high-voltage vacuum circuit breaker according to claim 6, wherein the middle of the working platform (1) is slidably connected with the first sliding plate (5) through an air cylinder (15), a sliding rod (17) is arranged inside the second sliding chute (18), two ends of the sliding rod (17) are respectively and fixedly connected with inner walls of two ends of the second sliding chute (18), and two sides of the bottom end of the first sliding plate (5) are both slidably connected with the sliding rod (17).