CN112489386B - Large-scale machinery nearly electric construction early warning device - Google Patents
Large-scale machinery nearly electric construction early warning device Download PDFInfo
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- CN112489386B CN112489386B CN202011344653.3A CN202011344653A CN112489386B CN 112489386 B CN112489386 B CN 112489386B CN 202011344653 A CN202011344653 A CN 202011344653A CN 112489386 B CN112489386 B CN 112489386B
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- 238000010276 construction Methods 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 239000003381 stabilizer Substances 0.000 claims abstract description 24
- 230000000007 visual effect Effects 0.000 claims abstract 6
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 description 10
- 230000003028 elevating effect Effects 0.000 description 7
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011089 mechanical engineering Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The invention discloses a large-scale mechanical near-electricity construction early warning device which comprises a support, an audible and visual alarm and a controller, wherein a fastening mechanism and a lifting mechanism are installed on the support, the fastening mechanism is installed at the bottom of the support, the lifting mechanism is installed at the top of the support, a stabilizer is installed on the lifting mechanism, a near-electricity inductor is installed on the stabilizer, the near-electricity inductor is electrically connected with the controller, the audible and visual alarm is installed in an operating room of a large-scale machine, and the audible and visual alarm is electrically connected with the controller. The distance between the engineering machinery and the high-voltage electric wire can be accurately detected, an alarm is sent to an operator in time, the large-scale engineering machinery is prevented from touching the high-voltage electric wire, unnecessary loss is prevented, the working efficiency is greatly improved, the personal safety of the operator is ensured, and the production cost is reduced.
Description
Technical Field
The invention belongs to the technical field of power supply early warning, and particularly relates to a large-scale mechanical near-electricity construction early warning device.
Background
In recent years, with the increasing development of industrial production, the construction scale of a power grid is rapidly developed, and meanwhile, due to operation negligence, line short circuit tripping accidents caused by the fact that high-altitude construction machinery is too close to a high-voltage transmission line frequently occur, so that not only electric shock casualties of constructors are caused, but also large-area power failure is caused to some of the constructors, serious loss is caused to national economic production, and great influence is also caused to activities of people.
The mechanical engineering vehicle frequently touches the high-voltage transmission line in the construction process, and the reason is not only to remove the negligence of construction operators, but also to be more important because of the lack of necessary early warning prompts in the construction site and the lack of alarm facilities of the mechanical engineering vehicle.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a large-scale mechanical near-electricity construction early warning device which can accurately detect the distance between engineering machinery and a high-voltage wire, timely send an alarm to an operator, prevent the large-scale engineering machinery from touching the high-voltage transmission line to cause unnecessary loss, greatly improve the working efficiency, ensure the personal safety of the operator and reduce the production cost.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a nearly electric construction early warning device of large-scale machinery, includes support, audible-visual annunciator and controller, install fastening device, elevating system on the support, fastening device installs the bottom at the support, elevating system installs at the top of support, and installs the stabilizer on elevating system, install nearly electric inductor on the stabilizer, nearly electric inductor and controller electric connection, audible-visual annunciator installs in large-scale machinery's control chamber, and audible-visual annunciator with controller electric connection.
Preferably, the support is of an L-shaped cross section, a mounting groove is formed in one side plate of the support, a lifting mechanism is mounted in the mounting groove, a through hole and a fixing groove are formed in the other side plate of the support, an adjusting mechanism is mounted in the fixing groove, the through hole is matched with the adjusting mechanism, and a transparent protective cover is further mounted on the stabilizer; the support is used for supporting the device, guarantees the device's normal operating, and transparent safety cover is used for protecting nearly electric inductor, has improved nearly electric inductor's life greatly, has reduced manufacturing cost.
Preferably, the adjusting mechanism comprises a pressing plate, a first spring and two limiting plates, the two limiting plates are symmetrically arranged at two ends of the pressing plate and matched with the through holes on the bracket, one end of the first spring is arranged at the bottom of the fixing groove, the other end of the first spring is arranged on the pressing plate, the first spring is provided with a plurality of springs, and the plurality of first springs are uniformly distributed in the fixing groove; the adjusting mechanism can guarantee that the device is fixed on large-scale machinery all the time, the stability of the device is guaranteed, the pressing plate is in contact with the large-scale machinery, the limiting plate is used for the moving direction of the pressing plate, the pressing plate can be guaranteed to be in contact with the large-scale machinery all the time, under the action of the first spring, the tensioning force is enabled to exist between the pressing plate and the large-scale machinery all the time, and the stability of the device is guaranteed.
Preferably, the lifting mechanism comprises a driving motor, a threaded rod, a guide rod, a first slider and a second slider, one end of the threaded rod is rotatably mounted on one side wall of the mounting groove, the other end of the threaded rod penetrates through the other side wall of the threaded rod and extends to the outer side of the side wall, the thread rotating directions of two sides of the central line of the threaded rod are opposite, an output shaft of the driving motor is connected with the threaded rod, the guide rod is arranged on one side of the threaded rod, two ends of the guide rod are fixedly mounted on two side walls of the mounting groove, the first slider and the second slider are both mounted on the threaded rod and the guide rod, the lifting mechanism can drive the stabilizer to lift, so that the near-electric inductor can lift, the near-electric inductor can better detect the distance between the large machine and the high-voltage electric wire, an alarm can be sent out in time, and the large-engineering machine can be prevented from touching the high-voltage electric wire to cause unnecessary loss, greatly improving the working efficiency, ensuring the personal safety of workers and reducing the production cost.
Preferably, the stabilizer comprises a support plate and three stabilizing assemblies, the three stabilizing assemblies are uniformly arranged at the bottom of the support plate, one end of each stabilizing assembly is rotatably arranged on the support plate, the other ends of the two stabilizing assemblies are rotatably arranged on a first sliding block, the other stabilizing assembly is rotatably arranged on a second sliding block, each stabilizing assembly comprises a first sleeve, a fixed rod, a second spring, two limiting pieces and a fixed bolt, the fixed bolt is fixedly arranged at one end of the fixed rod, the first sleeve is arranged at the other end of the fixed rod, the two limiting pieces are symmetrically arranged at two ends of the fixed rod and are in sliding connection with the fixed rod, and the second spring is sleeved on the fixed rod and between the two limiting pieces; the stabilizer is used for supporting the nearly electric inductor, guarantees the stability of nearly electric inductor for nearly electric inductor measuring result is more accurate, in time sends out the police dispatch newspaper, prevents that large-scale engineering machine tool from touching high tension transmission line, causes the unnecessary loss, has improved work efficiency greatly.
Preferably, a round hole is formed in the first sleeve, the round hole is matched with the fixed rod, and the depth of the round hole is greater than the distance from one limiting piece to one end of the fixed rod; the first sleeve is matched with one of the limiting parts and the first spring to play a role in vibration reduction, so that the stability of the device is ensured, and the measuring accuracy of the device is greatly improved.
Preferably, the fastening mechanism comprises two first connecting rods, a hydraulic cylinder, a second connecting rod, a third connecting rod, a second sleeve, a third spring, a fastening plate and two mounting seats, the two mounting seats are fixedly mounted on the support, one end of the first connecting rod is rotatably mounted on the mounting seat, the other end of the first connecting rod is rotatably mounted in the middle of the third connecting rod, the second sleeve is sleeved on the first connecting rod, the third spring is sleeved on the first connecting rod, one end of the hydraulic cylinder is rotatably mounted on the other mounting seat, a piston rod of the hydraulic cylinder is rotatably mounted on the second sleeve, one end of the second connecting rod is mounted on the second sleeve, the other end of the second connecting rod is mounted at one end of the third connecting rod, and the fastening plate is fixedly mounted at one side of the first connecting rod and below the second sleeve; the fastening mechanism can fix the device on large-scale engineering machinery, ensure the stability of the device and ensure the measurement accuracy of the near-electric inductor, thereby ensuring the safety of workers and improving the working efficiency.
Preferably, the cross-section of the fastening plate is of an L-shaped structure, the anti-skid protrusions are arranged on the fastening plate and the third connecting rod, the fastening plate is matched with the support to install the device on large engineering machinery, the stability of the device is guaranteed, the anti-skid protrusions can prevent relative sliding between the fastening plate, the third connecting rod and the large engineering machinery, and the stability of the device is guaranteed.
The invention has the beneficial effects that:
1) the device can be accurate detect out the distance between engineering machine tool and the high tension line, timely sends out the police dispatch newspaper to operating personnel, prevents that large-scale engineering machine tool from touching high tension transmission line, causes the unnecessary loss, has improved work efficiency greatly, has guaranteed staff's personal safety, has reduced manufacturing cost.
2) The device comprises a bracket, a lifting mechanism, a stabilizer, a through hole, a fixing groove, a regulating mechanism, a transparent protective cover and a lifting mechanism, wherein the cross section of the bracket is of an L-shaped structure, one side plate of the bracket is provided with the mounting groove, the mounting groove is internally provided with the lifting mechanism, the other side plate of the bracket is provided with the through hole and the fixing groove, the regulating mechanism is arranged in the fixing groove, the through hole is matched with the regulating mechanism, and the stabilizer is also provided with the transparent protective cover; the support is used for supporting the device, guarantees the device's normal operating, and transparent safety cover is used for protecting nearly electric inductor, has improved nearly electric inductor's life greatly, has reduced manufacturing cost.
3) This device adjustment mechanism can guarantee that the device fixes on large-scale machinery all the time, has guaranteed the stability of device, and the clamp plate contacts with large-scale machinery, and the limiting plate is used for the moving direction of clamp plate, guarantees that the clamp plate can contact with large-scale machinery all the time, under the effect of first spring for there is the tensile force all the time between clamp plate and the large-scale machinery, has guaranteed the stability of device.
4) This device elevating system can drive the stabilizer and go up and down to realize the lift of nearly electric inductor, make the distance of detection large-scale machinery and high tension line that nearly electric inductor can be better, in time send out the police dispatch newspaper, prevent that large-scale engineering machine tool from touching high tension transmission line, cause the unnecessary loss, improved work efficiency greatly, guaranteed staff's personal safety, reduced manufacturing cost.
5) This device stabilizer is used for supporting nearly electric inductor, guarantees nearly electric inductor's stability for nearly electric inductor measuring result is more accurate, in time sends out the police dispatch newspaper, prevents that large-scale engineering machine tool from touching high tension transmission line, causes the unnecessary loss, has improved work efficiency greatly.
6) The device is characterized in that a round hole is formed in a first sleeve, the round hole is matched with the fixed rod, and the depth of the round hole is greater than the distance from one limiting piece to one end of the fixed rod; the first sleeve is matched with one of the limiting parts and the first spring to play a role in vibration reduction, so that the stability of the device is ensured, and the measuring accuracy of the device is greatly improved.
7) The device fastening mechanism can fix the device on large-scale engineering machinery, ensures the stability of the device, and ensures the measurement accuracy of the near-electric inductor, thereby ensuring the safety of workers and improving the working efficiency.
8) This device mounting plate adopts the cross-section to be L type structure, all installs the non-slip raised on mounting plate and third connecting rod, and the mounting plate cooperation support is installed the device on large-scale engineering machine tool, has guaranteed the device's stability, and the non-slip raised can prevent to take place relative slip between mounting plate, third connecting rod and the large-scale engineering machine tool, has guaranteed the device's stability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of an adjusting mechanism in the present invention.
Fig. 3 is a schematic structural view of the lifting mechanism of the present invention.
Fig. 4 is an exploded view of the stabilizing assembly of the present invention.
Fig. 5 is a schematic view of the structure of the second sleeve of the present invention.
Fig. 6 is a side view of the fastening mechanism of the present invention.
Fig. 7 is a schematic structural view of the present invention mounted on a large-sized construction machine.
Fig. 8 is a control schematic of the present invention.
In the figure: 1. a support; 101. mounting grooves; 102. fixing grooves; 2. a stabilizer; 201. a first sleeve; 202. fixing the rod; 203. a second spring; 204. fixing the bolt; 205. a limiting member; 206. a circular hole; 3. a transparent protective cover; 4. a near-electric inductor; 5. a lifting mechanism; 501. a drive motor; 502. a first slider; 503. a guide bar; 504. a second slider; 505. a threaded rod; 6. a fastening mechanism; 601. a first link; 602. a mounting seat; 603. a hydraulic cylinder; 604. a second link; 605. a third link; 606. a third spring; 607. a second sleeve; 608. a fastening plate; 7. an adjustment mechanism; 701. a limiting plate; 702. a first spring; 703. and (7) pressing a plate.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 8, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The utility model provides a nearly electric construction early warning device of large-scale machinery, includes support 1, audible-visual annunciator and controller, install fastening device 6, elevating system 5 on the support 1, fastening device 6 installs in the bottom of support 1, elevating system 5 installs at the top of support 1, and installs stabilizer 2 on elevating system 5, install nearly electric inductor 4 on stabilizer 2, nearly electric inductor 4 all with controller electric connection, audible-visual annunciator installs in the control chamber of large-scale machinery, and audible-visual annunciator with controller electric connection.
The device can be accurate detect out the distance between engineering machine tool and the high tension line, timely sends out the police dispatch newspaper to operating personnel, prevents that large-scale engineering machine tool from touching high tension transmission line, causes the unnecessary loss, has improved work efficiency greatly, has guaranteed staff's personal safety, has reduced manufacturing cost.
Wherein, the controller is the singlechip, and nearly electric inductor is TLK.
The support 1 is of an L-shaped cross section structure, a mounting groove 101 is formed in one side plate of the support 1, a lifting mechanism 5 is mounted in the mounting groove 101, a through hole and a fixing groove 102 are formed in the other side plate of the support 1, an adjusting mechanism 7 is mounted in the fixing groove 102, the through hole is matched with the adjusting mechanism 7, and a transparent protective cover 3 is further mounted on the stabilizer 2; the support 1 is used for supporting the device, guarantees the device's normal operating, and transparent safety cover 3 is used for protecting nearly electric inductor 4, has improved nearly electric inductor 4's life greatly, has reduced manufacturing cost.
The adjusting mechanism 7 comprises a pressing plate 703, a first spring 702 and two limiting plates 701, the two limiting plates 701 are symmetrically installed at two ends of the pressing plate 703, the limiting plates 701 are matched with through holes on the bracket 1, one end of the first spring 702 is installed at the bottom of the fixing groove 102, the other end of the first spring 702 is installed on the pressing plate 703, the number of the first springs 702 is multiple, and the number of the first springs 702 is uniformly distributed in the fixing groove 102; the adjusting mechanism 7 can ensure that the device is always fixed on a large machine, the stability of the device is ensured, the pressing plate 703 is in contact with the large machine, the limiting plate 701 is used for the moving direction of the pressing plate 703, the pressing plate 703 can be ensured to be always in contact with the large machine, and under the action of the first spring 702, the tensioning force is always kept between the pressing plate 703 and the large machine, so that the stability of the device is ensured.
The lifting mechanism 5 comprises a driving motor 501, a threaded rod 505, a guide rod 503, a first slider 502 and a second slider 504, one end of the threaded rod 505 is rotatably mounted on one side wall of the mounting groove 101, the other end of the threaded rod runs through the other side wall of the threaded rod 505 and extends to the outer side of the side wall, the thread turning directions of two sides of the central line of the threaded rod 505 are opposite, an output shaft of the driving motor 501 is connected with the threaded rod 505, the guide rod 503 is arranged on one side of the threaded rod 505, two ends of the guide rod 503 are fixedly mounted on two side walls of the mounting groove 101, the first slider 502 and the second slider 504 are both mounted on the threaded rod 505 and the guide rod 503, the lifting mechanism 5 can drive the stabilizer 2 to lift, so that the near-electric inductor 4 can lift, the near-electric inductor 4 can better detect the distance between a large machine and a high-voltage wire, and timely send an alarm, the large-scale engineering machinery is prevented from touching the high-voltage transmission line, unnecessary loss is avoided, the working efficiency is greatly improved, the personal safety of workers is guaranteed, and the production cost is reduced.
Wherein, driving motor 501 drives threaded rod 505 and rotates, because the screw thread of threaded rod 505 central line both sides revolves to opposite, so when threaded rod 505 rotated, first slider 502 and second slider 504 can be simultaneously inside or outside motion to the realization is to the rising or the reduction of stabilizer 2, finally reaches the purpose that rises nearly electric inductor 4, guarantees nearly electric inductor 4 and detects more accuracy, has improved work efficiency, has guaranteed operating mass with rated load.
The stabilizer 2 comprises a supporting plate and three stabilizing components, the three stabilizing components are uniformly arranged at the bottom of the supporting plate, one end of each stabilizing component is rotatably arranged on the supporting plate, the other end of each stabilizing component is rotatably arranged on a first sliding block 502, the other stabilizing component is rotatably arranged on a second sliding block 504, each stabilizing component comprises a first sleeve 201, a fixing rod 202, a second spring 203, two limiting pieces 205 and a fixing bolt 204, the fixing bolt 204 is fixedly arranged at one end of the fixing rod 202, the first sleeve 201 is arranged at the other end of the fixing rod 202, the two limiting pieces 205 are symmetrically arranged at two ends of the fixing rod 202 and are in sliding connection with the fixing rod 202, the second spring 203 is sleeved on the fixing rod 202, and the two limiting pieces 205 are arranged between the two fixing pieces 205; the stabilizer 2 is used for supporting the near-electric sensor 4, and the stability of the near-electric sensor 4 is guaranteed, so that the measuring result of the near-electric sensor 4 is more accurate, an alarm is timely sent out, the large-scale engineering machinery is prevented from touching the high-voltage transmission line, unnecessary loss is avoided, and the working efficiency is greatly improved.
A round hole 206 is formed in the first sleeve 201, the round hole 206 is matched with the fixing rod 202, and the depth of the round hole 206 is greater than the distance from one of the position-limiting members 205 to one end of the fixing rod 202; the first sleeve 201 is matched with one of the limiting members 205 and the first spring 702 to play a role in damping, so that the stability of the device is ensured, and the measuring accuracy of the device is greatly improved.
The fastening mechanism 6 comprises a first link 601, a hydraulic cylinder 603, a second link 604, a third link 605, a second sleeve 607, a third spring 606, a fastening plate 608 and a mounting seat 602, two installation bases 602 are arranged, the two installation bases 602 are fixedly arranged on the bracket 1, one end of the first link 601 is rotatably mounted on the mounting base 602, the other end is rotatably mounted in the middle of the third link 605, the second sleeve 607 is sleeved on the first connecting rod 601, the third spring 606 is sleeved on the first connecting rod 601, one end of the hydraulic cylinder 603 is rotatably mounted on the other mounting seat 602, the piston rod of the hydraulic cylinder 603 is rotatably mounted on the second sleeve 607, one end of the second link 604 is mounted on the second sleeve 607, the other end is mounted on one end of the third link 605, the fastening plate 608 is fixedly installed on one side of the first link 601 below the second sleeve 607; the fastening mechanism 6 can fix the device on large-scale engineering machinery, ensure the stability of the device, and ensure the measurement accuracy of the near-electric inductor 4, thereby ensuring the safety of workers and improving the working efficiency.
The cross section of the fastening plate 608 is of an L-shaped structure, the fastening plate 608 and the third connecting rod 605 are provided with anti-skid protrusions, the fastening plate 608 is matched with the support 1 to install the device on large engineering machinery, stability of the device is guaranteed, the anti-skid protrusions can prevent the fastening plate 608, the third connecting rod 605 and the large engineering machinery from sliding relatively, and stability of the device is guaranteed.
When the device works, the device is clamped at the highest position of a large-scale engineering machine, then the hydraulic cylinder 603 is opened to enable the piston of the hydraulic cylinder 603 to extend, the first connecting rod 601 is driven to move towards the large-scale engineering machine until the protrusion on the first connecting rod 601 is contacted with the large-scale engineering machine, the left and right movement of the device is limited, the piston is continuously extended, the second sleeve 607 is driven to move upwards, one end of the second connecting rod 604 is driven to move upwards, the other end of the second connecting rod pushes the third connecting rod 605 upwards, the third connecting rod 605 rotates around the top of the first connecting rod 601 due to the fact that the middle of the third connecting rod 605 is rotatably arranged at the top of the first connecting rod 601 until the anti-skid protrusion on the other end of the third connecting rod 605 is contacted with the large-scale engineering machine, the up-down movement of the device is limited, and finally the device is fixed on the large-scale engineering machine.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (7)
1. The large-scale mechanical near-electricity early warning device is characterized by comprising a support, an audible and visual alarm and a controller, wherein a fastening mechanism and a lifting mechanism are installed on the support, the fastening mechanism is installed on one side of the support, the lifting mechanism is installed on the other side of the support, a stabilizer is installed on the lifting mechanism, a near-electricity sensor is installed on the stabilizer, the near-electricity sensor is electrically connected with the controller, the audible and visual alarm is installed in an operating room of the large-scale machine, and the audible and visual alarm is electrically connected with the controller;
the stabilizer includes backup pad and three stabilizing component, and three stabilizing component evenly installs in the bottom of backup pad, stabilizing component's one end is rotated and is installed in the backup pad, and wherein two stabilizing component's the other end rotates and installs on first slider, and another stabilizing component rotates and installs on the second slider, and stabilizing component includes first sleeve, dead lever, second spring, two locating parts and fixing bolt, fixing bolt fixed mounting is in the one end of dead lever, the other end at the dead lever is installed to first sleeve, two locating parts symmetry are installed at the both ends of dead lever, and with dead lever sliding connection, the second spring housing is on the dead lever, between two locating parts.
2. The large-scale machinery near-electricity early warning device according to claim 1, wherein the support is of an L-shaped cross section, a mounting groove is formed in one side plate of the support, a lifting mechanism is mounted in the mounting groove, a through hole and a fixing groove are formed in the other side plate of the support, an adjusting mechanism is mounted in the fixing groove, the through hole is matched with the adjusting mechanism, and a transparent protective cover is further mounted on the stabilizer.
3. The large-scale machinery near-electricity early warning device according to claim 2, wherein the adjusting mechanism comprises a pressing plate, a first spring and two limiting plates, the two limiting plates are symmetrically installed at two ends of the pressing plate, the limiting plates are matched with the through holes on the support, one end of the first spring is installed at the bottom of the fixing groove, the other end of the first spring is installed on the pressing plate, the number of the first springs is multiple, and the number of the first springs is evenly distributed in the fixing groove.
4. The large-scale machinery electricity-approaching early warning device according to claim 2, wherein the lifting mechanism comprises a driving motor, a threaded rod, a guide rod, a first slider and a second slider, one end of the threaded rod is rotatably mounted on one side wall of the mounting groove, the other end of the threaded rod penetrates through the other side wall of the mounting groove and extends to the outside of the mounting groove, the thread directions of two sides of the central line of the threaded rod are opposite, an output shaft of the driving motor is connected with the threaded rod, the guide rod is arranged on one side of the threaded rod, two ends of the guide rod are fixedly mounted on two side walls of the mounting groove, and the first slider and the second slider are mounted on the threaded rod and the guide rod.
5. The large-scale machine electricity-approaching early warning device according to claim 1, wherein a round hole is formed inside the first sleeve, the round hole is matched with the fixing rod, and the depth of the round hole is greater than the distance from one of the limiting members to one end of the fixing rod.
6. The large-scale machinery near-electricity early warning device according to claim 1, the fastening mechanism comprises a first connecting rod, a hydraulic cylinder, a second connecting rod, a third connecting rod, a second sleeve, a third spring, a fastening plate and a mounting seat, two mounting seats are arranged on the bracket, one end of the first connecting rod is rotatably arranged on one mounting seat, the other end of the first connecting rod is rotatably arranged in the middle of the third connecting rod, the second sleeve is sleeved on the first connecting rod, the third spring is sleeved on the first connecting rod, one end of the hydraulic cylinder is rotatably arranged on the other mounting seat, a piston rod of the hydraulic cylinder is rotatably arranged on the second sleeve, one end of the second connecting rod is installed on the second sleeve, the other end of the second connecting rod is installed at one end of the third connecting rod, and the fastening plate is fixedly installed on one side of the first connecting rod and below the second sleeve.
7. The large-scale machinery electricity-approaching early warning device according to claim 6, wherein the fastening plate is of an L-shaped cross section, and anti-skid protrusions are mounted on both the fastening plate and the third connecting rod.
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| CN202011344653.3A CN112489386B (en) | 2020-11-26 | 2020-11-26 | Large-scale machinery nearly electric construction early warning device |
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| CN202011344653.3A CN112489386B (en) | 2020-11-26 | 2020-11-26 | Large-scale machinery nearly electric construction early warning device |
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| CN112489386A CN112489386A (en) | 2021-03-12 |
| CN112489386B true CN112489386B (en) | 2022-04-08 |
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| CN113719703B (en) * | 2021-07-30 | 2023-02-03 | 国网山东省电力公司菏泽市定陶区供电公司 | Large-scale machinery nearly electric early warning device |
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| CN107730831A (en) * | 2017-10-19 | 2018-02-23 | 国家电网公司 | A kind of elevator safety warning device |
| CN105653296B (en) * | 2014-11-10 | 2018-12-18 | 鸿富锦精密工业(武汉)有限公司 | Electronic equipment wakes up system |
| CN110100267A (en) * | 2016-12-12 | 2019-08-06 | 安全设备股份有限公司 | Energy measuring warning device |
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