An intelligent busbar arc protection device

Abstract

The invention discloses an intelligent busbar arc protection device, which structure includes a communication interface, a circuit board, a central processing unit, an arc sensor and a wire management mechanism. The intelligent busbar arc protection device is provided with a wire management mechanism at the upper end of a shell, and the plugged wires are passed through an outer frame through a slot, and then the gear is turned counterclockwise to drive the gear to move to the left end to drive the rack, so that the rack drives the sliding shaft to move to the left end, and the sliding shaft drives the first clamping jaw and the second clamping jaw to transmit at the upper end of a fixed seat through a positioning shaft, so that the first clamping jaw and the second clamping jaw are clamped inwardly, thereby achieving the advantages of being able to quickly arrange and fix the wires and place the wires flatly.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power equipment, and in particular to an intelligent busbar arc protection device. Background Art

[0002] Arc protection means that the power system may cause arc due to various short circuit reasons. The arc will erupt at a speed of 300m / s, destroying any material on the way. As long as the system is powered on, the arc will always exist. To minimize the harm of arc, we need to cut off the arc safely and quickly. This can protect the operator from injury when an arc fault occurs, and can reduce the degree of property loss. It is referred to as arc protection. During the use of the arc protection device, a large number of wires need to be connected to the upper end of the protection device. The existing arc protection device is not easy to organize and fix the wires, resulting in messy wires. Summary of the invention

[0003] 1. Technical issues to be resolved

[0004] In order to overcome the shortcomings of the existing technology, an intelligent busbar arc protection device is proposed, which solves the problem that the existing arc protection device is difficult to arrange and fix the wires, resulting in messy wires.

[0005] (II) Technical solution

[0006] The present invention is implemented through the following technical scheme: The present invention proposes an intelligent busbar arc protection device, including a shell, a display screen, a control button, a wiring terminal, a fixing plate, a power interface, a wiring slot, a communication interface, a circuit board, a central processing unit, an arc sensor and a wire management mechanism. The upper right end of the shell is provided with a display screen, the shell is fixedly connected to the upper end of the wire management mechanism, the central processing unit is connected to the lower right end of the circuit board by electric welding, the arc sensor is welded to the lower left end of the circuit board, and the wire management mechanism includes an outer frame, a slot, a first clamping claw, a positioning shaft, a fixing seat, a slide groove, a slide shaft, The second clamp and the driving mechanism, the outer frame is spirally connected to the bottom of the outer shell by screws, a slot is provided at the right end of the outer frame, the fixing seat is bonded and connected to the right end of the inner part of the outer frame by glue, the first clamp is movably connected to the upper right end of the fixing seat by a positioning shaft, a slide groove is provided at the left end of the first clamp, the slide shaft is movably nested in the inner side of the slide groove, the slide shaft is fixedly connected to the right end of the driving mechanism, the second clamp is movably connected to the lower right end of the fixing seat by the positioning shaft, the display screen, control button and arc sensor are all electrically connected to the central processing unit, and the central processing unit is electrically connected to the power interface.

[0007] Furthermore, a control button is provided at the lower right end of the shell, wiring terminals are relatively provided on the upper and lower sides of the front end of the shell, a fixing plate is provided on the top of the shell, and the shell and the fixing plate are an integrated structure, a power interface is provided at the lower right end of the shell, and wiring slots are equidistantly distributed at the upper right end of the shell, the communication interface is installed on the rear side of the right end of the shell, and the circuit board is fastened to the middle of the inside of the shell by screws.

[0008] Furthermore, the driving mechanism includes a guide rail, a slider, a rack, a gear and a rotating shaft. The guide rail is locked and fixed to the upper left end of the inner part of the outer frame by screws, the rack slides horizontally along the guide rail through the slider, the rack is meshed with the gear for transmission, the gear is rotatably connected to the lower left end of the inner part of the outer frame through the rotating shaft, and the sliding shaft is fixedly connected to the right end of the rack.

[0009] Furthermore, a groove is provided at the left front end of the outer frame, and the gear is embedded in the inner side of the groove.

[0010] Furthermore, the gear and the center line of the rotating shaft are in the same vertical direction.

[0011] Furthermore, the left ends of the first clamping jaw and the second clamping jaw are both provided with sliding grooves.

[0012] Furthermore, the sliding shaft is movably nested inside the two sliding grooves.

[0013] Furthermore, the first clamping jaw and the second clamping jaw are overlapped and distributed in a cross shape, and the first clamping jaw is located at the upper end of the second clamping jaw.

[0014] Furthermore, two channels at the upper end of the communication interface are Ethernet.

[0015] Furthermore, the arc sensor has a measurement distance of less than 20 m and a measurement angle of greater than 120 degrees.

[0016] Furthermore, the arc sensor is of ArcSensor series and has a long service life.

[0017] Furthermore, the rotating shaft is made of 45 steel, which has high hardness and strong corrosion resistance.

[0018] Furthermore, the gear is made of 42CrMo gear steel, which has the advantages of high strength, high hardenability, and good toughness.

[0019] (III) Beneficial effects

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] In order to solve the problem that it is difficult to arrange and fix the wires in the existing arc protection device, resulting in messy wires, a wire management mechanism is set at the upper end of the shell, and the plugged wires are passed through the outer frame through the slot, and then the gear is turned counterclockwise to drive the rack to move to the left end, so that the rack drives the sliding shaft to move to the left end, and the sliding shaft drives the first clamping jaw and the second clamping jaw to transmit at the upper end of the fixed seat through the positioning shaft, so that the first clamping jaw and the second clamping jaw are clamped inward, thereby achieving the advantage of being able to quickly arrange and fix the wires and place the wires flat. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present invention will become more apparent from the detailed description of non-limiting embodiments made with reference to the following drawings:

[0023] Figure 1 It is a structural schematic diagram of the present invention;

[0024] Figure 2 It is a side view structural schematic diagram of the protection device of the present invention;

[0025] Figure 3 It is a schematic diagram of the cross-sectional structure of the housing of the present invention;

[0026] Figure 4 Schematic diagram of the cross-sectional structure of the wire management mechanism of the present invention

[0027] Figure 5 It is a schematic cross-sectional structural diagram of the driving mechanism of the present invention.

[0028] In the figure: housing -1, display screen -2, control button -3, wire management mechanism -4, terminal block -5, fixing plate -6, power interface -7, wiring slot -8, communication interface -9, circuit board -10, central processing unit -11, arc sensor -12, outer frame -41, slot -42, first clamping jaw -43, positioning shaft -44, fixing seat -45, slide groove -46, slide shaft -47, second clamping jaw -48, driving mechanism -49, guide rail -491, slider -492, rack -493, gear -494, rotating shaft -495. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0030] See also Figure 1 , Figure 2 , Figure 3 and Figure 4The present invention provides an intelligent busbar arc protection device, comprising a housing 1, a display screen 2, a control button 3, a wiring terminal 5, a fixing plate 6, a power interface 7, a wiring slot 8, a communication interface 9, a circuit board 10, a central processing unit 11, an arc sensor 12 and a wiring mechanism 4. The housing 1 is provided with a display screen 2 at the upper right end, the housing 1 is fixedly connected to the upper end of the wiring mechanism 4, the central processing unit 11 is connected to the lower right end of the circuit board 10 by electric welding, the arc sensor 12 is welded to the lower left end of the circuit board 10, and the wiring mechanism 4 comprises an outer frame 41, a slot 42, a first clamping jaw 43, a positioning shaft 44, a fixing seat 45, a slide slot 46, a slide shaft 47, a second clamping jaw 48, a second clamping jaw 49, a second clamping jaw 50, a second clamping jaw 51, a second clamping jaw 52, ​​a second clamping jaw 53, a second clamping jaw 54, a second clamping jaw 55, a second clamping jaw 56, a second clamping jaw 57, a second clamping jaw 58, a second clamping jaw 5 ... 8 and a driving mechanism 49, an outer frame 41 is spirally connected to the bottom of the outer shell 1 by screws, a slot 42 is provided at the right end of the outer frame 41, a fixing seat 45 is bonded and connected to the right end of the inner part of the outer frame 41 by glue, a first clamping jaw 43 is movably connected to the upper right end of the fixing seat 45 through a positioning shaft 44, a slide groove 46 is provided at the left end of the first clamping jaw 43, a slide shaft 47 is movably nested in the inner side of the slide groove 46, the slide shaft 47 is fixedly connected to the right end of the driving mechanism 49, a second clamping jaw 48 is movably connected to the lower right end of the fixing seat 45 through the positioning shaft 44, the display screen 2, the control button 3, and the arc sensor 12 are all electrically connected to the central processing unit 11, and the central processing unit 11 is electrically connected to the power interface 7.

[0031] Among them, a control button 3 is provided at the lower right end of the shell 1, wiring terminals 5 are relatively provided on the upper and lower sides of the front end of the shell 1, a fixing plate 6 is provided on the top of the shell 1, and the shell 1 and the fixing plate 6 are an integrated structure, a power interface 7 is provided at the lower right end of the shell 1, and wiring slots 8 are equidistantly distributed at the upper right end of the shell 1, the communication interface 9 is installed on the rear side of the right end of the shell 1, and the circuit board 10 is fastened to the middle of the inside of the shell 1 by screws.

[0032] Among them, the driving mechanism 49 includes a guide rail 491, a slider 492, a rack 493, a gear 494 and a rotating shaft 495. The guide rail 491 is locked and fixed to the upper left end of the inner part of the outer frame 41 by screws, and the rack 493 slides horizontally along the guide rail 491 through the slider 492. The rack 493 is meshed with the gear 494 for transmission. The gear 494 is rotatably connected to the lower left end of the inner part of the outer frame 41 through the rotating shaft 495, and the sliding shaft 47 is fixedly connected to the right end of the rack 493.

[0033] The left front end of the outer frame 41 is provided with a groove, and the gear 494 is embedded in the inner side of the groove, which is conducive to rotating the gear 494.

[0034] The center lines of the gear 494 and the rotating shaft 495 are in the same vertical direction, which is conducive to the smooth rotation of the gear 494.

[0035] The left ends of the first clamping jaw 43 and the second clamping jaw 48 are both provided with a slide groove 46 , which is conducive to driving the first clamping jaw 43 and the second clamping jaw 48 .

[0036] The sliding shaft 47 is movably embedded in the inner sides of the two sliding grooves 46 , so as to facilitate driving the first clamping jaw 43 and the second clamping jaw 48 .

[0037] The first clamping jaw 43 and the second clamping jaw 48 are overlapped and distributed in a cross shape, and the first clamping jaw 43 is located at the upper end of the second clamping jaw 48, which is conducive to clamping the wire.

[0038] The two upper ends of the communication interface 9 are Ethernet ports. Of course, the upper ends of the communication interface 9 may also be two RS485 serial ports.

[0039] Furthermore, the arc sensor 12 has a measuring distance of less than 20 m and a measuring angle of greater than 120 degrees.

[0040] The arc sensor 12 is of ArcSensor series and has a long service life.

[0041] The rotating shaft 495 is made of No. 45 steel, which has high hardness and strong corrosion resistance.

[0042] Among them, the gear 494 is made of 42CrMo gear steel, which has the advantages of high strength, high hardenability, and good toughness.

[0043] According to the above table, the gear 494 in this case is made of 42CrMo gear steel, which can greatly enhance its strength, hardenability and toughness, and increase its service life.

[0044] The arc sensor 12 described in this patent detects the intensity of the arc light, transmits the arc signal to the arc protection device, and then determines whether to cut off the system power supply based on the intensity of the arc light. Therefore, the arc sensor plays a very important role in the entire arc protection system; the rotating shaft 495 is because when an object rotates, its various points make circular motion, and the centers of these circles are on the same straight line.

[0045] Working principle: Before use, first check whether the internal components of the intelligent bus arc protection device can work normally to ensure the normal operation of the device; then place the device in a suitable position, and make the shell 1 fit against the wall, then use bolts to lock and fix the fixing plate 6 to fix the device, and connect wires to the upper ends of the wiring terminals 5, power interface 7, wiring slot 8 and communication interface 9 respectively, then pass the wires at the upper ends of the power interface 7, wiring slot 8 and communication interface 9 through the outer frame 41 through the slot 42, and then turn the gear 494 counterclockwise to make the gear 494 drive the rack 493 to the left end through the slider 492 moves on the upper end of the guide rail 491, so that the rack 493 drives the sliding shaft 47 to move to the left end, and the sliding shaft 47 drives the first clamping jaw 43 and the second clamping jaw 48 through the sliding groove 46 to transmit through the positioning shaft 44 at the upper end of the fixing seat 45, so that the first clamping jaw 43 and the second clamping jaw 48 are clamped inward to fix the wire; when in use, press the control button 3 to start the device, the arc sensor 12 detects the intensity of the arc light, and transmits the arc signal to the central processing unit 11. After the central processing unit 11 processes the data, it controls the display screen 2 to display the data, and then determines whether to cut off the system power supply according to the intensity of the arc light.

[0046] The above shows and describes the basic principle, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0047] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0048] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An intelligent busbar arc protection device, comprising a housing (1), a display screen (2), a control button (3), a wiring terminal (5), a fixing plate (6), a power interface (7), a wiring slot (8), a communication interface (9), a circuit board (10), a central processing unit (11) and an arc sensor (12), wherein the housing (1) is provided with a display screen (2) at the upper right end, the housing (1) is fixedly connected to the upper end of a wire management mechanism (4), the central processing unit (11) is connected to the lower right end of the circuit board (10) by electric welding, and the arc sensor (12) is welded to the lower left end of the circuit board (10); Features: The invention also includes a wire management mechanism (4), wherein the wire management mechanism (4) includes an outer frame (41), a slot (42), a first clamping claw (43), a positioning shaft (44), a fixing seat (45), a slide groove (46), a slide shaft (47), a second clamping claw (48) and a driving mechanism (49), wherein the outer frame (41) is spirally connected to the bottom of the housing (1) by screws, the slot (42) is provided at the right end of the outer frame (41), the fixing seat (45) is bonded to the right end of the inner part of the outer frame (41) by glue, and the first clamping claw (43) is connected to the inner right end of the outer frame (41) by glue. 4) is movably connected to the upper right end of the fixing seat (45), a slide groove (46) is provided at the left end of the first clamping jaw (43), the slide shaft (47) is movably nested inside the slide groove (46), the slide shaft (47) is fixedly connected to the right end of the driving mechanism (49), the second clamping jaw (48) is movably connected to the lower right end of the fixing seat (45) via the positioning shaft (44), the display screen (2), the control button (3), and the arc sensor (12) are all electrically connected to the central processing unit (11), and the central processing unit (11) is electrically connected to the power interface (7); The driving mechanism (49) comprises a guide rail (491), a slider (492), a rack (493), a gear (494) and a rotating shaft (495); the guide rail (491) is locked and fixed to the upper left end of the interior of the outer frame (41) by means of screws; the rack (493) slides horizontally along the guide rail (491) via the slider (492); the rack (493) and the gear (494) are meshed and transmitted; the gear (494) is rotatably connected to the lower left end of the interior of the outer frame (41) via the rotating shaft (495); and the sliding shaft (47) is fixedly connected to the right end of the rack (493).

2. The intelligent busbar arc protection device according to claim 1, characterized in that: A control button (3) is arranged at the lower right end of the housing (1); wiring terminals (5) are arranged opposite to each other at the upper and lower sides of the front end of the housing (1); a fixing plate (6) is arranged at the top of the housing (1); and the housing (1) and the fixing plate (6) are an integrated structure; a power interface (7) is arranged at the lower right end of the housing (1); wiring slots (8) are evenly spaced at the upper right end of the housing (1); the communication interface (9) is installed at the rear side of the right end of the housing (1); and the circuit board (10) is fastened to the middle of the interior of the housing (1) by screws.

3. The intelligent busbar arc protection device according to claim 1, characterized in that: The left front end of the outer frame (41) is provided with a groove, and the gear (494) is embedded in the inner side of the groove.

4. The intelligent busbar arc protection device according to claim 1, characterized in that: The center lines of the gear (494) and the rotating shaft (495) are in the same vertical direction.

5. The intelligent busbar arc protection device according to claim 1, characterized in that: The left ends of the first clamping jaw (43) and the second clamping jaw (48) are both provided with a sliding groove (46).

6. The intelligent busbar arc protection device according to claim 1, characterized in that: The sliding shaft (47) is movably nested inside the two sliding grooves (46).

7. The intelligent busbar arc protection device according to claim 1, characterized in that: The first clamping jaw (43) and the second clamping jaw (48) are arranged in a cross-shaped overlapping manner, and the first clamping jaw (43) is located at the upper end of the second clamping jaw (48).

8. The intelligent busbar arc protection device according to claim 1, characterized in that: The two upper ends of the communication interface (9) are Ethernet.

9. The intelligent busbar arc protection device according to claim 1, characterized in that: The arc sensor (12) has a measurement distance of less than 20 m and a measurement angle of greater than 120 degrees.

Images