CN112448294A - Operation safety protection device for power equipment - Google Patents
Operation safety protection device for power equipment Download PDFInfo
- Publication number
- CN112448294A CN112448294A CN202011348003.6A CN202011348003A CN112448294A CN 112448294 A CN112448294 A CN 112448294A CN 202011348003 A CN202011348003 A CN 202011348003A CN 112448294 A CN112448294 A CN 112448294A
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- China
- Prior art keywords
- baffle
- box body
- plate
- dust
- power equipment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention provides an operation safety protection device for electrical equipment, which comprises a box body, wherein the front side of the box body is hinged with a door plate, and the door plate is provided with an electrified locking device for locking or releasing the door plate and the box body; the top of the box body is provided with an exhaust pipe communicated with the box body, an induced draft fan is arranged in the exhaust pipe, and the upper end of the exhaust pipe is detachably provided with an exhaust mechanism; the interior of the box body is divided into an upper cavity and a lower cavity by a pore plate, the bottom of the pore plate is provided with a dust filter screen, and a baffle mechanism is arranged above the pore plate; the box body above the pore plate is internally provided with an installation plate, the two sides of the box body below the pore plate are provided with air inlet cavities, and the box body below the pore plate is internally provided with a dust removal mechanism; according to the invention, the induced draft fan drives the air in the box body to flow, the external air enters the lower part of the pore plate in the box body from the air inlet cavity, is filtered by the dust filter screen and then is discharged outwards from the exhaust mechanism, and the air with lower temperature outside the box body is introduced into the box body, so that the effect of cooling the power equipment can be achieved.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to an operation safety protection device for power equipment.
Background
The protection device of the power equipment is equipment for protecting the normal operation of the power equipment, and on one hand, the protection device can protect the normal operation of internal power facilities, and on the other hand, the protection device can protect the personal safety of external personnel.
At present, dust particles in the environment where general power equipment is located are more, the long-time accumulation of dust particles easily causes the damage of power equipment, and power equipment mainly shows in the low heat dissipation in the use, if the heat that gives out can not in time dredge and scatter to lead to the temperature rise to influence power equipment's steady operation.
In the prior art, a Chinese utility model patent with application number CN201921407245.0 discloses a protective device for power equipment, which relates to the field of power equipment and comprises a protective box, wherein the outer surface of the upper end of the protective box is provided with a protective cover, the outer surface of the front end of the protective box is provided with a protective door, the outer surface of one side of the protective box is provided with a threading hole, a fixing piece and a heat dissipation grid, the outer surface of the lower end of the protective box is provided with a heat dissipation base, and the outer surface of one side of the protective door is provided with a; wherein the setting of dust absorption net, the effectual external dust granule of having controlled is to power equipment's harm, and the setting of heat dissipation base can make the heat that power equipment produced in the course of the work arrange and dispel to indirect effect of having played the cooling to power equipment, the setting of division board is favorable to the arrangement and the protection of power equipment circuit, and it is more convenient to use, and the effect of using is better for traditional mode.
At that time, above-mentioned prior art can the adhesion a large amount of dusts in the dust absorption net after operation a period, hinders the air flow, and then influences the radiating effect, needs artifical regular arrival scene to clear up the dust on the dust absorption net, and it is higher to consume artifical maintenance cost, and in addition, power equipment generally need to open the cabinet door after the outage and maintain inside, and the cabinet door can be opened under the on-state among the prior art, has the potential safety hazard.
Therefore, the technical problem facing the prior art is solved by designing an operation safety protection device for power equipment, which can play a role in cooling the power equipment, automatically clean dust, ensure the cooling effect, cannot be opened in the power-on state and reduce potential safety hazards.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the operation safety protection device for the power equipment, which can play a role in cooling the power equipment, automatically clean dust, ensure the cooling effect, cannot be started in a power-on state and reduce the potential safety hazard.
The technical scheme of the invention is as follows: the operation safety protection device for the power equipment comprises a box body, wherein a door plate is hinged to the front side of the box body, and an electrified locking device used for locking or releasing the door plate and the box body is arranged on the door plate; the top of the box body is provided with an exhaust pipe communicated with the box body, an induced draft fan is arranged in the exhaust pipe, and the upper end of the exhaust pipe is detachably provided with an exhaust mechanism; the interior of the box body is divided into an upper cavity and a lower cavity by a pore plate, the bottom of the pore plate is provided with a dust filter screen, and a baffle mechanism is arranged above the pore plate; the utility model discloses a box of orifice plate, orifice plate below, box both sides are provided with the chamber of admitting air, the orifice plate below the box inside is provided with dust removal mechanism.
Dust removal mechanism has the slip setting of single degree of freedom and is in inside support bar and drive of box support bar reciprocating motion's translation device, it is provided with the brush roll rather than parallel to rotate on the support bar, the brush roll with the dust filter screen contacts, the one end of brush roll is provided with its pivoted of drive dust sweeping motor, the rear side of box is provided with the dust exhaust mouth, the inside of dust exhaust mouth is provided with the dust exhaust fan, the outside of dust exhaust mouth is provided with the dust exhaust apron, the top of dust exhaust apron with the dust exhaust mouth rotates and connects.
Two ends of the brush roll are rotatably connected with shaft supporting plates, and the shaft supporting plates are fixed on one sides of the supporting strips; the translation device has the symmetry and sets up two first guide arms of box both sides, the both ends of first guide arm respectively with both sides are fixed mutually around the box is inside, the both ends of support bar respectively with two first guide arm sliding connection, the perpendicular threaded connection of one end of axle extension board has the lead screw, the lead screw rotates to be set up the bottom of orifice plate, the one end of lead screw is provided with its pivoted brush roll moving motor of drive.
The baffle mechanism has to be fixed the frame at orifice plate top, the inside bilateral symmetry of frame is provided with baffle group, baffle group has articulated first baffle, second baffle, third baffle and fourth baffle together in proper order, on the fourth baffle with one side that the third baffle deviates from with the inboard of frame is articulated, on the first baffle with one side that the second baffle deviates from is fixed and is provided with the sleeve pipe, sheathed tube inside is rotated and is provided with the axle that slides, the both ends of axle that slides with frame sliding connection, the top of frame is provided with two the screw rod adjusting device that the axle that slides is close to or keeps away from.
The screw adjusting device is provided with a driving plate arranged at the top of the sliding shaft, a bidirectional screw is connected to the driving plate in a threaded manner, a driving shaft in transmission connection with the bidirectional screw is arranged on one side of the frame, and the driving shaft is driven by a baffle opening and closing motor.
A shaft lever is arranged between the second baffle and the third baffle, sliding grooves are formed in the front side and the rear side of the frame, and the end parts of the shaft lever and the sliding shaft are arranged inside the sliding grooves; and an adhesive tape is fixedly arranged on one side of the sleeve, which is far away from the first baffle plate.
The electrified locking device is provided with a protective shell fixed on the inner side of the door plate, two second guide rods are symmetrically and fixedly arranged in the protective shell, the lower ends of the two second guide rods are fixedly connected through an underframe plate, a first sliding sleeve is arranged on the second guide rods in a sliding manner, a lower plug and an upper plug are respectively arranged on the outer sides of the two first sliding sleeves, the lower plug and the upper plug are respectively and rotatably provided with a second sliding sleeve, the two sides of the underframe plate are respectively and rotatably provided with a transmission rod, the two ends of the transmission rod are respectively and slidably connected with the lower plug and the second sliding sleeve on the upper plug, the lower end of the upper plug is connected with a balance weight rod, a counterweight block is arranged on the balance weight rod, an iron block is arranged on the first sliding sleeve connected with the upper plug, and an electromagnet matched with the iron block is fixedly supported on the protective shell above the iron block, the box body is provided with a slot matched with the end parts of the upper plug and the lower plug.
The upper side of the door plate is provided with an upper slideway matched with the upper bolt, and the lower side of the door plate is provided with a lower slideway matched with the lower bolt.
Exhaust mechanism has can dismantle the suit in the outside installation pipe of blast pipe, the top inboard of installation pipe is provided with the cross support, the top of cross support is provided with the erection column, the internal thread hole has been seted up at the top of erection column, the top of installation pipe is provided with the roof, the bottom of roof be provided with erection column threaded connection's construction bolt.
The top end of the mounting pipe is bent outwards to form a dust collecting groove, the outer side of the top plate is bent to form a guide groove matched with the dust collecting groove in shape, and a rain blocking groove is formed in the outer side of the guide groove.
The invention has the beneficial effects that:
(1) according to the invention, the induced draft fan drives the air in the box body to flow, the external air enters the lower part of the pore plate in the box body from the air inlet cavity, is filtered by the dust filter screen and then is exhausted outwards by the exhaust mechanism, so that the air flow in the box body is accelerated, and the air with lower temperature outside the box body is introduced into the box body, so that the effect of cooling the power equipment can be achieved;
(2) the power equipment is cooled by the filtered airflow, so that dust is prevented from attaching to the outer side of the power equipment to influence the heat dissipation of the power equipment;
(3) the power-on locking device locks the door plate and the box body in a power-on state, and automatically releases the door plate and the box body after power failure, so that the door plate can be opened, potential safety hazards are reduced, and the use safety is improved;
(4) the baffle mechanism can adjust the blocking area of the pore plate as required, control the area of the pore plate through which air can pass, reduce the shielding area according to the increase of heat dissipation requirements, increase the area through which air can pass, improve the heat dissipation effect, completely shield the pore plate when heat dissipation is not needed, reduce air flow, further reduce the collection of dust on the dust filter screen, and reduce the cleaning frequency of the dust filter screen;
(5) dust removal mechanism can sweep the dust that the dirt screen bottom accumulated, avoids the dust to cause the jam to the mesh of dirt screen, guarantees that the air current can pass through the dirt screen smoothly, and then guarantees the cooling effect.
Drawings
Fig. 1 is a schematic structural view of an operation safety protection device for power equipment according to the present invention.
Fig. 2 is a partial structural schematic view of the box body of the present invention.
FIG. 3 is a schematic structural view of the dust removing mechanism of the present invention.
Fig. 4 is a schematic structural view of the shutter mechanism of the present invention.
Fig. 5 is a partially enlarged view of a portion a in fig. 1.
FIG. 6 is a schematic structural view of a door panel according to the present invention.
FIG. 7 is a schematic structural diagram of the electrified locking device of the present invention.
Fig. 8 is a schematic view of the external structure of the exhaust mechanism of the present invention.
Fig. 9 is a schematic view of the internal structure of the exhaust mechanism of the present invention.
Detailed Description
The following describes the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1 to 3, the operation safety protection device for power equipment includes a box body 1, a door panel 2 is hinged to the front side of the box body 1, an electrified locking device 4 for locking or releasing the door panel 2 and the box body 1 is arranged on the door panel 2, the electrified locking device 4 locks the door panel 2 and the box body 1 in an electrified state, and automatically releases the door panel 2 and the box body 1 after power failure, so that the door panel can be opened, potential safety hazards are reduced, and safety is improved; an exhaust pipe 101 communicated with the box body 1 is arranged at the top of the box body 1, an induced draft fan 102 is arranged inside the exhaust pipe 101, and an exhaust mechanism 3 is detachably mounted at the upper end of the exhaust pipe 101; the interior of the box body 1 is divided into an upper cavity and a lower cavity through a pore plate 104, the cavity above the pore plate 104 is used for mounting electric equipment, a dust filter screen 105 is arranged at the bottom of the pore plate 104, the dust filter screen 105 is a stainless steel filter screen, a baffle mechanism is arranged above the pore plate 104, the baffle mechanism can adjust the blocking area of the pore plate 104 as required, the area of the pore plate 104 through which air can pass is controlled, the blocking area is reduced as the heat dissipation requirement is increased, the area through which the air can pass is increased, the heat dissipation effect is improved, the pore plate is completely blocked when heat dissipation is not required, the air flow is reduced, and the dust collection of the dust filter screen 105 is further reduced; the mounting plate 103 is arranged in the box body 1 above the pore plate 104, the mounting plate 103 is used for mounting and fixing electric equipment, the air inlet cavities 6 are arranged on two sides of the box body below the pore plate 104, the dust removing mechanism 7 is arranged in the box body 1 below the pore plate 104, the dust removing mechanism 7 can sweep dust accumulated at the bottom of the dust filter screen 105, the dust is prevented from blocking meshes of the dust filter screen 105, the air flow can smoothly pass through the dust filter screen, and the cooling effect is further ensured; in this embodiment, it flows to drive the inside air of box 1 through draught fan 102, outside air gets into box 1 well orifice plate 104 below by the chamber of admitting air, upwards outwards discharge by exhaust mechanism 3 after straining dirt filter 105, the inside air of box 1 flows with higher speed, and with the leading-in box 1 inside of the lower air of box 1 outer temperature, can play the effect to the power equipment cooling, in addition, need be provided with temperature sensor in box 1 inside and detect the temperature in box 1, draught fan 102 starts to set up the heat dissipation when the temperature reaches the setting value.
As shown in fig. 3, as a specific embodiment of the dust removing mechanism, the dust removing mechanism 7 has a supporting bar 702 slidably disposed in the box 1 with a single degree of freedom and a translation device for driving the supporting bar 702 to reciprocate, a brush roller 701 parallel to the supporting bar 702 is rotatably disposed on the supporting bar 702, the brush roller 701 contacts with the dust filter screen 105, one end of the brush roller 701 is provided with a dust sweeping motor 707 for driving the brush roller 701 to rotate, after the dust sweeping motor 707 is energized, the brush roller 701 is rotatably driven to rotate to clean the bottom of the dust filter screen 105, meanwhile, the translation device drives the supporting bar 702 to drive the brush roller 701 to reciprocate on the dust filter screen 105, the dust filter screen 105 can be completely cleaned by brushing, the rear side of the box 1 is provided with a dust exhaust port 709, a dust exhaust fan 708 is disposed inside the dust exhaust port 709, a dust exhaust cover 705 is disposed outside the dust exhaust port 709, and the top end of the dust exhaust cover 705 is rotatably connected, when the brush roller 701 brushes and cleans, the dust exhaust fan 708 is started, the airflow pushes the dust exhaust cover plate 705 to be opened, dust swept from the interior of the box body 1 is exhausted outwards, the brush roller 701 stops after reciprocating at least once, and the dust exhaust fan 708 continues to operate for 10s-30s to completely exhaust the dust from the interior of the box body 1 and then stops, so that the dust filter screen 105 can be automatically cleaned.
Furthermore, two ends of the brush roll 701 are rotatably connected with shaft supporting plates 710, the shaft supporting plates 710 are welded and fixed on one side of the supporting bars 702, the shaft supporting plates 710 are rotatably connected with two ends of the brush roll 701 through bearings, and a dust sweeping motor 707 is fixed on one of the shaft supporting plates 710 and is in transmission connection with the brush roll 701; as a specific implementation manner of the translation device in the above embodiment, the translation device has two first guide rods 703 symmetrically arranged at two sides of the box body 1, two ends of the first guide rods 703 are respectively fixed with the front side and the rear side inside the box body 1, two ends of the support bar 702 are respectively connected with the two first guide rods 703 in a sliding manner through linear bearings, one end of the shaft support plate 710 is vertically connected with a lead screw 704 through a lead screw nut in a threaded manner, the lead screw 704 is rotatably arranged at the bottom of the orifice plate 104 through a shaft seat, one end of the lead screw 704 is provided with a brushroll moving motor 706 for driving the lead screw 704 to rotate, the support bar 702 slides in the box body 1 through the first, the brush roll moving motor 706 drives the screw 704 to rotate forwards and backwards to drive the supporting bar 702 to move forwards and backwards along the screw 704, the supporting bar 702 drives the brush roll 701 to completely clean the dust filter screen 105, in addition, the range of movement of support bar 702 on lead screw 704 is limited by proximity switches.
As shown in fig. 1 and 4, as a specific embodiment of the baffle mechanism, the baffle mechanism 5 has a frame 514 fixed on the top of the orifice plate 104, two sides of the inside of the frame 514 are symmetrically provided with baffle groups, each baffle group has a first baffle 501, a second baffle 502, a third baffle 503 and a fourth baffle 504 which are hinged together in sequence, one side of the fourth baffle 504 which is away from the third baffle 503 is hinged with the inner side of the frame 514, one side of the first baffle 501 which is away from the second baffle 502 is fixedly provided with a sleeve 505, the inside of the sleeve 505 is rotatably provided with a sliding shaft 506, two ends of the sliding shaft 506 are slidably connected with the frame 513, a screw adjusting device which drives the two sliding shafts 506 to approach or separate from each other is arranged above the frame 514, when the two sliding shafts 506 are driven to separate from each other by the screw adjusting device, the space between the third baffle 503 and the fourth baffle 504, and the space between the first baffle 501 and the second baffle 502 are both bent upwards, first baffle 501 and fourth baffle 504 are close to each other gradually, and the shielding area of orifice plate 104 is reduced gradually, and the air input of orifice plate 104 increases gradually, and when the heat dissipation is not required, screw adjusting device drive two shafts 506 that slide are close to each other, all move down between third baffle 503 and fourth baffle 504, between first baffle 501 and the second baffle 502 and reset to the state shown in fig. 4, shelter from orifice plate 104, reduce the circulation of air, and then reduce the dust on dust screen 105 and adhere to.
Further, the screw adjusting device is provided with a driving plate 507 arranged at the top of the sliding shaft 506, a bidirectional screw 508 is connected to the driving plate 507 in a threaded manner, the bidirectional screw 508 is provided with external threads with the same length at two ends and opposite spiral directions, the two external threads correspond to the two driving plates 507 at the same side respectively, a driving shaft 509 in transmission connection with the bidirectional screw 508 is arranged at one side of the frame 514, the driving shaft 509 is driven 510 through a baffle opening and closing motor, two ends of the driving shaft 509 are both in transmission connection with the two bidirectional screws 508 through bevel gears, the baffle opening and closing motor is driven 510 to be started after being electrified, the drive shaft 509 drives the bidirectional screw 508 to rotate, the bidirectional screw 508 rotates forwards and backwards, the two drive plates 507 on the same side are driven to approach or separate from each other, therefore, the closing or opening of the two baffle groups is realized, and in addition, the moving range of the driving plate 507 on the bidirectional screw 508 is limited through a proximity switch.
Further, a shaft rod 512 is arranged between the second baffle 502 and the third baffle 503, specifically, a pipe body is fixedly arranged on one side of the second baffle 502 close to the third baffle 503 in a staggered manner, the shaft rod 512 is rotatably arranged inside the pipe body, and the shaft rod 512 is fixedly connected with the inside of the pipe body on the third baffle 503; the front side and the rear side of the frame 514 are both provided with sliding grooves 513, and the end parts of the shaft lever 512 and the sliding shaft 506 are both arranged in the sliding grooves 513; the first baffle 501 and the second baffle 502 and the third baffle 503 and the fourth baffle 504 are hinged by the same structure as the hinge, an adhesive tape 511 is fixedly arranged on one side of the sleeve 505, which is far away from the first baffle 501, the adhesive tape 511 is a rubber strip, and the adhesive tape 511 is adhered to the sleeve 505; in addition, the baffle group is prevented from being in a dead point position, as shown in fig. 1 and 5, support blocks 515 are arranged below the first baffle 501 and the second baffle 502 and below the third baffle 503 and the fourth baffle 504, and support the hinged positions between the first baffle 501 and the second baffle 502 and between the third baffle 503 and the fourth baffle 504, so that the hinged positions are prevented from entering the dead point position to influence opening.
As shown in fig. 1, 6 and 7, the electric locking device has a protective shell 401 fixed on the inner side of the door panel 2, two second guide rods 406 are symmetrically fixed inside the protective shell 401, the lower ends of the two second guide rods 406 are fixedly connected through a bottom frame plate 405, the upper ends of the two second guide rods 406 are fixedly connected through a fixing plate 404, the fixing plate 404 is fixed on the inner top of the protective shell 401, a first sliding sleeve 414 is slidably arranged on the second guide rods 406, a lower plug 403 and an upper plug 402 are respectively arranged on the outer sides of the two first sliding sleeves 414, a second sliding sleeve 415 is rotatably arranged on each of the lower plug 403 and the upper plug 402, a transmission rod 413 is rotatably arranged on each of the two sides of the bottom frame plate 405, both ends of the transmission rod 413 are respectively slidably connected with the second sliding sleeves 415 on the lower plug 403 and the upper plug 402, a weight rod 411 is connected to the lower end of the upper plug 402, the weight rod 411 is in an L, an iron block 410 is arranged on a first sliding sleeve 414 connected with an upper plug 402, an electromagnet 409 matched with the iron block 410 is fixedly supported on a protective shell 401 above the iron block 410, a support 407 is vertically and fixedly arranged below a fixed plate 404, a fixed sleeve 408 is fixedly welded at the lower end of the support 407, the electromagnet 409 is fixedly assembled inside the fixed sleeve 408 through bolts, a slot (not shown in the figure) matched with the end parts of the upper plug 402 and the lower plug 403 is arranged on a box body 1, wherein the electromagnet 409 is directly connected with a power supply of electric equipment for supplying power, after the power is supplied, the electromagnet 409 electrically adsorbs the iron block 410, the iron block 410 drives the first sliding sleeve 414 connected with the upper plug 402 to move upwards, so that the upper plug 402 is inserted into the slot above the box body 1 for locking, meanwhile, the upper plug 402 moves upwards, one end of a transmission rod 413 is pulled to move upwards through a second sliding sleeve 415, and the other end of the transmission rod 413 moves downwards, the lower plug 403 is driven to move downwards and is inserted into the slot below the box body 1 for locking, the upper side and the lower side of the door plate 2 are locked with the box body 1, and the connection is firm; after the power is cut off, the electromagnet 409 releases the iron block 410, and under the action of gravity, the counterweight block drives the upper plug 402 to move downwards and be pulled out of the slot, and the lower plug 403 is pulled out of the slot through the swinging of the transmission rod 413.
Further, as shown in fig. 6, an upper sliding way 201 matched with the upper bolt 402 is provided on the upper side of the door panel 2, a lower sliding way 202 matched with the lower bolt 403 is provided on the lower side of the door panel 2, the upper bolt 402 and the lower bolt 403 are guided and limited by the upper sliding way 201 and the lower sliding way 202, so that it can be ensured that the upper bolt 402 and the lower bolt 403 are accurately inserted into the corresponding slot internal transmission rod 413, a limiting block 416 matched with the second sliding sleeve 415 is provided on the transmission rod 413, and after the transmission rod 413 is completely reset after power failure, the limiting block 416 forms a blocking limit for the second sliding sleeve 415, so that the second sliding sleeve 415 is prevented from continuously sliding on the transmission rod 413, and further, the upper bolt 402 and the lower bolt 403 are prevented from sliding out of the corresponding sliding ways.
As shown in fig. 1, 2, 8 and 9, the exhaust mechanism 3 has a mounting pipe 301 detachably fitted outside the exhaust pipe 101, a cross bracket 302 is provided inside the top end of the mounting pipe 301, a mounting post 303 is provided on the top of the cross bracket 302, an internal threaded hole is provided on the top of the mounting post 303, a top plate 304 is provided above the mounting pipe 301, and a mounting bolt 305 in threaded connection with the mounting post 303 is provided on the bottom of the top plate 304; specifically, the mounting pipe 301 is fixedly connected with the exhaust pipe 101 through a radially arranged bolt, so that the exhaust mechanism 3 is convenient to disassemble and maintain or replace; further, the top end of the installation pipe 301 is outwards bent to form a dust collecting groove 306, the outer side of the top plate 304 is bent to form a guide groove 307 matched with the dust collecting groove 306 in shape, a rain blocking groove 308 is formed in the outer side of the guide groove 307, rainwater can be shielded through the rain blocking groove 308, rainwater is prevented from entering the box body 1 from the exhaust mechanism 3 to damage power equipment, the guide groove 307 is matched with the dust collecting groove 306 to form an annular exhaust passage bent twice, when the internal gas of the box body 1 can be outwards exhausted, dust can be reduced, the dust can enter the box body 1 from the exhaust mechanism 3, the top plate 304 and the installation column 303 are detachably and fixedly connected through a threaded structure, and the top plate 304 can be conveniently detached to be cleaned.
The above-mentioned embodiments only express some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The operation safety protection device for the power equipment is characterized by comprising a box body, wherein the front side of the box body is hinged with a door plate, and the door plate is provided with an electrified locking device for locking or releasing the door plate and the box body; the top of the box body is provided with an exhaust pipe communicated with the box body, an induced draft fan is arranged in the exhaust pipe, and the upper end of the exhaust pipe is detachably provided with an exhaust mechanism; the interior of the box body is divided into an upper cavity and a lower cavity by a pore plate, the bottom of the pore plate is provided with a dust filter screen, and a baffle mechanism is arranged above the pore plate; the utility model discloses a box of orifice plate, orifice plate below, box both sides are provided with the chamber of admitting air, the orifice plate below the box inside is provided with dust removal mechanism.
2. The operation safety protection device for electric power equipment according to claim 1, characterized in that: dust removal mechanism has the slip setting of single degree of freedom and is in inside support bar and drive of box support bar reciprocating motion's translation device, it is provided with the brush roll rather than parallel to rotate on the support bar, the brush roll with the dust filter screen contacts, the one end of brush roll is provided with its pivoted of drive dust sweeping motor, the rear side of box is provided with the dust exhaust mouth, the inside of dust exhaust mouth is provided with the dust exhaust fan, the outside of dust exhaust mouth is provided with the dust exhaust apron, the top of dust exhaust apron with the dust exhaust mouth rotates and connects.
3. The operation safety protection device for electric power equipment according to claim 2, characterized in that: two ends of the brush roll are rotatably connected with shaft supporting plates, and the shaft supporting plates are fixed on one sides of the supporting strips; the translation device has the symmetry and sets up two first guide arms of box both sides, the both ends of first guide arm respectively with both sides are fixed mutually around the box is inside, the both ends of support bar respectively with two first guide arm sliding connection, the perpendicular threaded connection of one end of axle extension board has the lead screw, the lead screw rotates to be set up the bottom of orifice plate, the one end of lead screw is provided with its pivoted brush roll moving motor of drive.
4. The operation safety protection device for electric power equipment according to claim 1, characterized in that: the baffle mechanism has to be fixed the frame at orifice plate top, the inside bilateral symmetry of frame is provided with baffle group, baffle group has articulated first baffle, second baffle, third baffle and fourth baffle together in proper order, on the fourth baffle with one side that the third baffle deviates from with the inboard of frame is articulated, on the first baffle with one side that the second baffle deviates from is fixed and is provided with the sleeve pipe, sheathed tube inside is rotated and is provided with the axle that slides, the both ends of axle that slides with frame sliding connection, the top of frame is provided with two the screw rod adjusting device that the axle that slides is close to or keeps away from.
5. The operation safety protection device for electric power equipment according to claim 4, characterized in that: the screw adjusting device is provided with a driving plate arranged at the top of the sliding shaft, a bidirectional screw is connected to the driving plate in a threaded manner, a driving shaft in transmission connection with the bidirectional screw is arranged on one side of the frame, and the driving shaft is driven by a baffle opening and closing motor.
6. The operation safety protection device for electric power equipment according to claim 4, characterized in that: a shaft lever is arranged between the second baffle and the third baffle, sliding grooves are formed in the front side and the rear side of the frame, and the end parts of the shaft lever and the sliding shaft are arranged inside the sliding grooves; and an adhesive tape is fixedly arranged on one side of the sleeve, which is far away from the first baffle plate.
7. The operation safety protection device for electric power equipment according to claim 1, characterized in that: the electrified locking device is provided with a protective shell fixed on the inner side of the door plate, two second guide rods are symmetrically and fixedly arranged in the protective shell, the lower ends of the two second guide rods are fixedly connected through an underframe plate, a first sliding sleeve is arranged on the second guide rods in a sliding manner, a lower plug and an upper plug are respectively arranged on the outer sides of the two first sliding sleeves, the lower plug and the upper plug are respectively and rotatably provided with a second sliding sleeve, the two sides of the underframe plate are respectively and rotatably provided with a transmission rod, the two ends of the transmission rod are respectively and slidably connected with the lower plug and the second sliding sleeve on the upper plug, the lower end of the upper plug is connected with a balance weight rod, a counterweight block is arranged on the balance weight rod, an iron block is arranged on the first sliding sleeve connected with the upper plug, and an electromagnet matched with the iron block is fixedly supported on the protective shell above the iron block, the box body is provided with a slot matched with the end parts of the upper plug and the lower plug.
8. The operation safety protection device for electric power equipment according to claim 7, characterized in that: the upper side of the door plate is provided with an upper slideway matched with the upper bolt, and the lower side of the door plate is provided with a lower slideway matched with the lower bolt.
9. The operation safety protection device for electric power equipment according to claim 1, characterized in that: exhaust mechanism has can dismantle the suit in the outside installation pipe of blast pipe, the top inboard of installation pipe is provided with the cross support, the top of cross support is provided with the erection column, the internal thread hole has been seted up at the top of erection column, the top of installation pipe is provided with the roof, the bottom of roof be provided with erection column threaded connection's construction bolt.
10. The operation safety protection device for electric power equipment according to claim 9, characterized in that: the top end of the mounting pipe is bent outwards to form a dust collecting groove, the outer side of the top plate is bent to form a guide groove matched with the dust collecting groove in shape, and a rain blocking groove is formed in the outer side of the guide groove.
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| CN202011348003.6A CN112448294B (en) | 2020-11-26 | 2020-11-26 | Operation safety protection device for power equipment |
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| CN202011348003.6A CN112448294B (en) | 2020-11-26 | 2020-11-26 | Operation safety protection device for power equipment |
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| CN112448294B CN112448294B (en) | 2022-07-01 |
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| CN115837199A (en) * | 2022-11-25 | 2023-03-24 | 杭州辰睿空分设备制造有限公司 | Nitrogen generator waste gas recovery device |
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