CN211478498U

CN211478498U - Fault arc simulation experiment table convenient to adjust

Info

Publication number: CN211478498U
Application number: CN201922432572.8U
Authority: CN
Inventors: 孔令强
Original assignee: Shenyang Deyan Technology Co ltd
Current assignee: Shenyang Deyan Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-11
Anticipated expiration: 2029-12-30

Abstract

The utility model belongs to the technical field of arc fault simulation experiment tables, in particular to a fault arc simulation experiment table convenient to adjust, which comprises a bottom plate, wherein the top of the bottom plate is provided with a first groove, and the inner wall of the first groove is fixedly connected with a double-shaft motor; the utility model discloses, through the work of biax motor, can drive first screw thread post and second screw thread post and rotate, and then drive first fixed plate through a screw thread section of thick bamboo and act on and remove, the realization drives the purpose that the supporting seat reciprocated, the device adopts the biax motor, first screw thread post, the second screw thread post, a first screw thread section of thick bamboo, telescopic component and adjusting part, the regulation to the height of workstation and use angle has been realized, greatly increased the use flexibility ratio of laboratory bench, through setting up third screw thread post, fourth screw thread post, a second screw thread section of thick bamboo, mounting panel and electrode slice, the simulation to trouble electric arc is used has been reached, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Description

Fault arc simulation experiment table convenient to adjust

Technical Field

The utility model belongs to the technical field of arc fault simulation experiment platform, concretely relates to trouble for arc simulation experiment platform of convenient regulation.

Background

The electric arc is a gas free discharge phenomenon and is also a plasma, the current in the electric arc is microscopically the result of the movement of electrons and positive ions under the action of an electric field, wherein the movement of the electrons forms the main part of the current, the electric arc is characterized by very high temperature, very small current and short duration, once a breakdown point occurs, the electric arc can frequently occur, a large amount of heat can be generated during the electric arc discharge, surrounding inflammable and explosive substances can be ignited, a fire disaster or even an explosion can be caused, the electric arc on a circuit can be divided into two types, one type is a normal operation arc and is called a 'good arc'; the other is fault arc, called 'bad arc' and 'good arc' refers to arc generated by motor rotation (such as electric drill, dust collector, etc.).

At present, the most height of fault arc simulation experiment platform that has used makes fixedly with the use angle, and the regulation of being not convenient for can't carry out corresponding regulation according to the user demand, can't demonstrate to the simulation condition of fault arc simultaneously, brings very big inconvenience for the simulation.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a fault arc simulation experiment table convenient to adjust has the characteristics of convenient regulation and simulation.

In order to achieve the above object, the utility model provides a following technical scheme: a fault arc simulation experiment table convenient to adjust comprises a bottom plate, wherein a first groove is formed in the top of the bottom plate, a double-shaft motor is fixedly connected to the inner wall of the first groove, a first threaded column and a second threaded column are fixedly connected to two output shafts of the double-shaft motor respectively, a first rotating shaft is fixedly connected to the separated ends of the first threaded column and the second threaded column, a first bearing is sleeved on the surface of the first rotating shaft and fixedly connected to the inner wall of the first groove, a first threaded cylinder is in threaded connection with the surfaces of the first threaded column and the second threaded column, a first fixing plate is fixedly connected to the top of the first threaded cylinder and movably connected with a plurality of movable rods through first pin shafts, the movable rods are movably connected through first pin shafts, and a second fixing plate is movably connected to the top ends of the movable rods through first pin shafts, the top of the bottom plate is fixedly connected with a telescopic assembly, the top end of the telescopic assembly is fixedly connected with a supporting seat, a second fixing plate is fixedly connected to the bottom of the supporting seat, the side surface of the inner wall of the supporting seat is fixedly connected with a third bearing, a third rotating shaft penetrates through the third bearing, the surface of the third rotating shaft is fixedly connected with a test table, the top of the test table is provided with a second groove, the side surface of the inner wall of the second groove is fixedly connected with a second bearing, a second rotating shaft penetrates through the second bearing, the opposite end of the second rotating shaft is respectively and fixedly connected with a third threaded column and a fourth threaded column, the surfaces of the third threaded column and the fourth threaded column are respectively and fixedly connected with a second threaded cylinder in a threaded manner, the top of the second threaded cylinder is fixedly connected with a mounting plate, the mounting plate is fixedly connected with an electrode plate, and one end of the second rotating shaft on, the inside fixedly connected with adjusting part of supporting seat, adjusting part fixed connection is in the bottom of laboratory bench.

Preferably, the adjusting component comprises two connecting plates, two movable plates, two second pin shafts and a miniature electric push rod, the two connecting plates are respectively fixed at the bottom of the inner wall of the supporting seat and the bottom of the experiment table, the two connecting plates are both movably connected with the movable plates and the miniature electric push rod through the second pin shafts, and the opposite surfaces of the two movable plates are fixedly connected with the miniature electric push rod.

Preferably, flexible subassembly includes drum, sliding block, sliding tray and extension rod, drum fixed connection is at the top of bottom plate, the sliding tray has been seted up to drum inside, sliding tray sliding connection has the sliding block, fixedly connected with extension rod on the sliding block, the top fixed connection of extension rod is in the bottom of supporting seat.

Preferably, the surface thread direction of the first thread column is opposite to that of the second thread column, the surface thread direction of the third thread column is opposite to that of the fourth thread column, a button switch is arranged on the side face of the supporting seat, and the button switch is electrically connected with the micro electric push rod and the double-shaft motor through leads

Preferably, the bottom of the bottom plate is fixedly connected with brake wheels, and the four brake wheels are respectively and fixedly connected to the positions, close to four corners, of the bottom plate.

Preferably, the bottom of the second groove is provided with a sliding groove, the sliding groove is internally and slidably connected with two sliding blocks, and the two sliding blocks are respectively and fixedly connected to the surfaces of the two second threaded cylinders.

Preferably, the surface of the telescopic assembly is sleeved with a spring, the top end of the spring is fixedly connected to the bottom of the supporting seat, and the bottom end of the spring is fixedly connected to the top of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can drive the first thread column and the second thread column to rotate through the operation of the double-shaft motor, further drive the first fixed plate to move through the first thread cylinder, drive the supporting seat to move up and down through the action of the first pin shaft and the movable rod, realize the height adjustment of the supporting seat and the experiment table, rotate the knob, drive the second thread column and the third thread column to rotate through the second rotating shaft, further drive the mounting plate and the electrode plates to move left and right through the sliding action of the chute and the sliding block, achieve the aim that the two electrode plates are close to or far away from each other, realize the simulation of fault electric arc, work of the miniature electric push rod in the adjusting component, shorten along with the extension of the miniature electric push rod, drive the experiment table to move up and down through the action of the second pin shaft and the third rotating shaft, realize the adjustment of the angle of the experiment table, convenient to use and show, the device adopts biax motor, first screw thread post, second screw thread post, a first screw thread section of thick bamboo, flexible subassembly and adjusting part, has realized the regulation to the height of workstation and use angle, greatly increased the use flexibility ratio of laboratory bench, through setting up third screw thread post, fourth screw thread post, a second screw thread section of thick bamboo, mounting panel and electrode slice, reached the simulation use to trouble electric arc, whole device is rational in infrastructure, convenient to use, the practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a schematic structural diagram of a side view of a laboratory bench according to the present invention;

FIG. 3 is a schematic structural view of the telescopic assembly of the present invention;

in the figure: 1. a base plate; 2. a first threaded post; 3. a double-shaft motor; 4. a first groove; 5. a second threaded post; 6. a first threaded barrel; 7. a first rotating shaft; 8. a first bearing; 9. a first fixing plate; 10. a first pin shaft; 11. a movable rod; 12. a second fixing plate; 13. an adjustment assembly; 131. a connecting plate; 132. a movable plate; 133. a miniature electric push rod; 134. a second pin shaft; 14. a push button switch; 15. a knob; 16. a second rotating shaft; 17. a second bearing; 18. mounting a plate; 19. an electrode sheet; 20. a third threaded post; 21. a second groove; 22. a fourth threaded post; 23. a laboratory bench; 24. a third bearing; 25. a third rotating shaft; 26. a supporting seat; 27. a telescoping assembly; 271. a cylinder; 272. a slider; 273. a sliding groove; 274. an extension rod; 28. a spring; 29. a brake wheel; 30. a chute; 31. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a fault arc simulation experiment table convenient to adjust comprises a bottom plate 1, wherein a first groove 4 is formed in the top of the bottom plate 1, a double-shaft motor 3 is fixedly connected to the inner wall of the first groove 4, the double-shaft motor 3 can drive a first threaded column 2 and a second threaded column 5 to rotate when working, then a first threaded cylinder 6 drives a first fixing plate 9 to move in an action mode, a supporting seat 26 is driven to move up and down under the action of the activity of a first pin shaft 10 and a movable rod 11, the height adjustment of the supporting seat 26 and an experiment table 23 is realized, a first threaded column 2 and a second threaded column 5 are fixedly connected to two output shafts of the double-shaft motor 3 respectively, a first rotating shaft 7 is fixedly connected to the separated ends of the first threaded column 2 and the second threaded column 5, a first bearing 8 is sleeved on the surface of the first rotating shaft 7, the first bearing 8 is fixedly connected to the inner wall of the first groove 4, the surface of the first threaded column 2 and the surface of the second threaded column 5 are both in threaded connection with a first threaded cylinder 6, the top of the first threaded cylinder 6 is fixedly connected with a first fixing plate 9, the first fixing plate 9 is movably connected with movable rods 11 through first pin shafts 10, the number of the movable rods 11 is multiple, the movable rods 11 are movably connected through the first pin shafts 10, the top ends of the movable rods 11 are movably connected with a second fixing plate 12 through the first pin shafts 10, the top of the bottom plate 1 is fixedly connected with a telescopic assembly 27, the top end of the telescopic assembly 27 is fixedly connected with a supporting seat 26, the second fixing plate 12 is fixedly connected with the bottom of the supporting seat 26, the side surface of the inner wall of the supporting seat 26 is fixedly connected with a third bearing 24, a third rotating shaft 25 is arranged in the third bearing 24 in a penetrating manner, and the surface of the third rotating shaft 25 is fixedly connected with an experimental table 23, through the arrangement of the third rotating shaft 25 and the third bearing 24, the adjusting assembly 13 can be matched to drive the experiment table 23 to adjust the angle, the top of the experiment table 23 is provided with a second groove 21, the side surface of the inner wall of the second groove 21 is fixedly connected with the second bearing 17, the second rotating shaft 16 penetrates through the second bearing 17, the opposite ends of the second rotating shaft 16 are respectively and fixedly connected with a third threaded column 20 and a fourth threaded column 22, the surfaces of the third threaded column 20 and the fourth threaded column 22 are both in threaded connection with a second threaded cylinder, the knob 15 is rotated to drive the second threaded column 5 and the third threaded column 20 to rotate through the second rotating shaft 16, and further, the second threaded cylinder drives the mounting plate 18 and the electrode plate 19 to move left and right under the sliding action of the sliding groove 30 and the sliding block 31, so as to achieve the purpose that the two electrode plates 19 are close to each other or far away from each other and realize, the top fixedly connected with mounting panel 18 of second screw thread section of thick bamboo, fixedly connected with electrode slice 19, right side on the mounting panel 18 second bearing 17 and fixedly connected with knob 15 are passed to the one end of 16 second pivots, the inside fixedly connected with adjusting part 13 of supporting seat 26, adjusting part 13 fixed connection is in the bottom of laboratory bench 23, and the device adopts double-shaft motor 3, first screw thread post 2, second screw thread post 5, first screw thread section of thick bamboo 6, telescopic component 27 and adjusting part 13, has realized the regulation to the height and the use angle of workstation, greatly increased laboratory bench 23's use flexibility ratio, through setting up third screw thread post 20, fourth screw thread post 22, second screw thread section of thick bamboo, mounting panel 18 and electrode slice 19, reached the simulated use to trouble electric arc, whole device is rational in infrastructure, high durability and convenient use, the practicality is strong.

Concretely, adjusting part 13 includes two connecting plates 131, two fly leaf 132, two second round pin axle 134 and miniature electric putter 133, two the bottom at 26 inner walls of supporting seat and the bottom of laboratory bench 23 are fixed respectively to connecting plate 131 two connecting plate 131 all has fly leaf 132, two through second round pin axle 134 swing joint the opposite face fixedly connected with miniature electric putter 133 of fly leaf 132, the work of miniature electric putter 133 among the adjusting part 13, along with miniature electric putter 133's extension shortens, with the help of the effect of the activity of second round pin axle 134 and third pivot 25, can drive laboratory bench 23 and move about going on, realizes the adjustment to laboratory bench 23 angle, convenient to use and show.

Specifically, telescopic component 27 includes drum 271, sliding block 272, sliding tray 273 and extension rod 274, drum 271 fixed connection is at the top of bottom plate 1, sliding tray 273 has been seted up to drum 271 inside, sliding connection has sliding block 272 in the sliding tray 273, fixedly connected with extension rod 274 on the sliding block 272, extension rod 274's top fixed connection is in the bottom of supporting seat 26, and extension rod 274 can cooperate first thread section of thick bamboo 6 to drive supporting seat 26 through movable rod 11 and reciprocate more stably with the help of the sliding action of sliding block 272 and sliding tray 273 in telescopic component 27.

Specifically, the surface thread direction of first screw thread post 2 and second screw thread post 5 is opposite, the surface thread direction of third screw thread post 20 and fourth screw thread post 22 is opposite, the side of supporting seat 26 is provided with button switch 14, button switch 14 passes through wire electric connection with miniature electric putter 133 and biax motor 3, through setting up button switch 14, and the operating condition of biax motor 3 and miniature electric putter 133 is controlled respectively to the person of being convenient for.

Specifically, the bottom fixedly connected with brake wheel 29 of bottom plate 1, four brake wheel 29 fixed connection respectively is close to the position in four corners in bottom plate 1 bottom, through setting up brake wheel 29, can drive the device and remove fixedly convenient to use.

Specifically, the bottom of the second groove 21 is provided with a sliding groove 30, the sliding groove 30 is slidably connected with two sliding blocks 31, and the two sliding blocks 31 are respectively and fixedly connected to the surfaces of the two second threaded cylinders.

Specifically, a spring 28 is sleeved on the surface of the telescopic assembly 27, the top end of the spring 28 is fixedly connected to the bottom of the supporting seat 26, and the bottom end of the spring 28 is fixedly connected to the top of the bottom plate 1.

The utility model discloses a theory of operation and use flow: in the utility model, when in use, the device is moved to the use position through the brake wheel 29 and then fixed, the double-shaft motor 3 is controlled to work through the button switch 14 to drive the first thread column 2 and the second thread column 5 to rotate, the first thread cylinder 6 drives the first fixing plate 9 to move left and right by means of the cooperation of the telescopic component 27 and the spring 28, the supporting seat 26 is driven to move up and down by the moving action of the first pin shaft 10 and the movable rod 11, the experiment table 23 is moved to the proper use height, then the micro electric push rod 133 is controlled to work through the button switch 14, the micro electric push rod 133 extends to drive the experiment table 23 to move up and down by means of the moving action of the third rotating shaft 25, the angle of the experiment table 23 is adjusted, then the second rotating shaft 16 drives the third thread column 20 and the fourth thread column 22 to rotate by rotating the knob 15, the second thread cylinder drives the mounting plate 18 to be close to, the two electrode plates 19 are contacted to generate sparks, and the fault arc can be simulated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a convenient trouble laboratory bench for arc simulation who adjusts, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is provided with a first groove (4), the inner wall of the first groove (4) is fixedly connected with a double-shaft motor (3), two output shafts of the double-shaft motor (3) are respectively and fixedly connected with a first threaded column (2) and a second threaded column (5), the separated ends of the first threaded column (2) and the second threaded column (5) are respectively and fixedly connected with a first rotating shaft (7), the surface of the first rotating shaft (7) is sleeved with a first bearing (8), the first bearing (8) is fixedly connected with the inner wall of the first groove (4), the surfaces of the first threaded column (2) and the second threaded column (5) are respectively and threadedly connected with a first threaded cylinder (6), the top of the first threaded cylinder (6) is fixedly connected with a first fixing plate (9), the first fixing plate (9) is movably connected with a movable rod (11) through a first pin shaft (10), the quantity of the movable rods (11) is multiple, the movable rods (11) are movably connected through a first pin shaft (10), the top end of each movable rod (11) is movably connected with a second fixed plate (12) through the first pin shaft (10), the top of the bottom plate (1) is fixedly connected with a telescopic assembly (27), the top end of the telescopic assembly (27) is fixedly connected with a supporting seat (26), the second fixed plate (12) is fixedly connected to the bottom of the supporting seat (26), the side surface of the inner wall of the supporting seat (26) is fixedly connected with a third bearing (24), a third rotating shaft (25) penetrates through the third bearing (24), the surface of the third rotating shaft (25) is fixedly connected with an experiment table (23), the top of the experiment table (23) is provided with a second groove (21), and the side surface of the inner wall of the second groove (21) is fixedly connected with a second bearing (17), wear to be equipped with second pivot (16) in second bearing (17), the looks remote site difference fixedly connected with third screw thread post (20) and fourth screw thread post (22) of second pivot (16), the equal threaded connection in surface of third screw thread post (20) and fourth screw thread post (22) has a second screw thread section of thick bamboo, the top fixedly connected with mounting panel (18) of a second screw thread section of thick bamboo, fixedly connected with electrode slice (19) on mounting panel (18), right side second bearing (17) and fixedly connected with knob (15) are passed to the one end of second pivot (16), supporting seat (26) inside fixedly connected with adjusting part (13), adjusting part (13) fixed connection is in the bottom of laboratory bench (23).

2. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: adjusting part (13) include two connecting plates (131), two fly leaves (132), two second round pin axles (134) and miniature electric putter (133), two bottom and laboratory bench (23) at supporting seat (26) inner wall are fixed respectively in connecting plate (131) two all there are fly leaf (132), two connecting plate (131) through second round pin axle (134) swing joint the opposite face fixedly connected with miniature electric putter (133) of fly leaf (132).

3. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: the telescopic assembly (27) comprises a cylinder (271), a sliding block (272), a sliding groove (273) and an extension rod (274), the cylinder (271) is fixedly connected to the top of the bottom plate (1), the sliding groove (273) is formed in the cylinder (271), the sliding block (272) is connected to the sliding groove (273) in a sliding mode, the extension rod (274) is fixedly connected to the sliding block (272), and the top end of the extension rod (274) is fixedly connected to the bottom of the supporting seat (26).

4. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: the surface thread direction of first screw thread post (2) and second screw thread post (5) is opposite, the surface thread direction of third screw thread post (20) and fourth screw thread post (22) is opposite, the side of supporting seat (26) is provided with button switch (14), button switch (14) pass through wire electric connection with miniature electric putter (133) and biax motor (3).

5. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: the bottom of the bottom plate (1) is fixedly connected with brake wheels (29), and the four brake wheels (29) are respectively and fixedly connected to the positions, close to four corners, of the bottom plate (1).

6. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: a sliding groove (30) is formed in the bottom of the second groove (21), two sliding blocks (31) are connected in the sliding groove (30) in a sliding mode, and the two sliding blocks (31) are fixedly connected to the surfaces of the two second threaded cylinders respectively.

7. The adjustable fault arc simulation laboratory bench according to claim 1, wherein: the surface of the telescopic assembly (27) is sleeved with a spring (28), the top end of the spring (28) is fixedly connected to the bottom of the supporting seat (26), and the bottom end of the spring (28) is fixedly connected to the top of the bottom plate (1).