CN111884065B - Electrical construction is with safe type fire prevention switch board - Google Patents
Electrical construction is with safe type fire prevention switch board Download PDFInfo
- Publication number
- CN111884065B CN111884065B CN202010672960.8A CN202010672960A CN111884065B CN 111884065 B CN111884065 B CN 111884065B CN 202010672960 A CN202010672960 A CN 202010672960A CN 111884065 B CN111884065 B CN 111884065B
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- Prior art keywords
- transmission
- power distribution
- distribution cabinet
- electrical construction
- rod
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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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/46—Horizontally-sliding wings
- E06B3/4636—Horizontally-sliding wings for doors
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/161—Profile members therefor
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
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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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Power Engineering (AREA)
- Architecture (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a safety fireproof power distribution cabinet for electrical construction, relates to the technical field of power distribution cabinets, and solves the problems that the power distribution cabinet is low in safety and inconvenient to use a connecting line. The utility model provides an electric construction is with safe type fire prevention switch board, includes the protective housing, the equal swing joint in upper and lower both ends of protective housing inboard blocks to roll up, block to roll up and pass through supporting spring with the protective housing and be connected, the inboard fixed mounting who blocks to roll up has the connecting axle, one of them one side of connecting axle and wherein another the equal fixed mounting of opposite side of connecting axle has bevel gear, bevel gear's lower extreme meshing is connected with the transmission post, the lower extreme fixed mounting of transmission post has the gear, the one end meshing of gear is connected with the rack, the one end fixed mounting of rack has sealing door, the inboard lower extreme swing joint of protective housing has the transfer line. The power distribution cabinet is high in safety and convenient for connecting lines to use.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a safety fireproof power distribution cabinet for electrical construction.
Background
Along with the rapid development of social economy, the power distribution cabinet is a final-stage device of a power distribution system, and the power distribution cabinet is a general name of a motor control center. The distribution box is used in the occasions with dispersed loads and less loops, the motor control center is used in the occasions with concentrated loads and more loops, the motor control center distributes the electric energy of a certain circuit of the upper-level distribution equipment to the nearby loads, the equipment provides protection, monitoring and control for the loads, the distribution box is installed in the production places and offices with small electric shock risk, and the distribution box can be installed with an open-type distribution board; the closed cabinet is required to be installed in places such as processing workshops, casting, forging, heat treatment, boiler rooms, carpentry rooms and the like with high electric shock risk or poor operation environment; in a dangerous working place where conductive dust or flammable and explosive gas is generated, it is necessary to install a closed or explosion-proof electric facility.
However, the existing power distribution cabinet has low safety and is inconvenient to connect a circuit for use; therefore, unsatisfied current demand, we have proposed a safe type fire prevention switch board for electrical construction to this.
Disclosure of Invention
The invention aims to provide a safety fireproof power distribution cabinet for electrical construction, and aims to solve the problems that the power distribution cabinet provided by the background technology is low in safety and inconvenient to connect a circuit for use and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a safe fireproof power distribution cabinet for electrical construction comprises a protective shell, wherein blocking rolls are movably connected to the upper end and the lower end of the inner side of the protective shell, the blocking rolls are connected with the protective shell through supporting springs, connecting shafts are fixedly mounted on the inner sides of the blocking rolls, bevel gears are fixedly mounted on one side of one connecting shaft and the other side of the other connecting shaft, the lower ends of the bevel gears are meshed and connected with transmission columns, gears are fixedly mounted at the lower ends of the transmission columns, a rack is meshed and connected to one end of each gear, and a sealing door is fixedly mounted at one end of each rack;
the lower end of the inner side of the protective shell is movably connected with a transmission rod, one end of the inner side of the transmission rod is fixedly provided with three telescopic columns, one side of each telescopic column is fixedly provided with a steel cable, one end of each steel cable is fixedly provided with a pull button, the other side of each telescopic column is fixedly provided with a clamping block, the outer surface of each clamping block is movably connected with a rotating sleeve, the rotating sleeve is connected with the clamping block through the transmission rod, the outer surface of each rotating sleeve is movably connected with a synchronous belt, the two sides of each synchronous belt are movably connected with a lead screw, the outer surface of one end of each lead screw is movably connected with a limiting block, the upper end of each limiting block is fixedly provided with a vertical supporting column, the inner side of each vertical supporting column is provided with a limiting groove, the inner side of each limiting groove is movably connected with a cylinder, one end of each cylinder is fixedly provided with a limiting spring, and one end of each limiting spring is fixedly provided with a connecting sleeve, two the adapter sleeve passes through the horizontal support column and connects, cylindrical other end fixed mounting has the stay cord, one side fixed mounting of stay cord has the storage wheel, the lower extreme fixed mounting of storage wheel has the knob.
Preferably, the telescopic column comprises a connecting sleeve, an adjusting rod and a welding spring, the inner side of the connecting sleeve is connected with the adjusting rod in a sliding mode, and the welding spring is fixedly mounted on one side of the adjusting rod.
Preferably, the outer surface of one end of the pull rope is provided with a limiting wheel, the limiting wheel comprises a short shaft and a limiting disc, and the short shaft is fixedly mounted on the inner side of the limiting disc.
Preferably, block that the book includes coil of strip and fireproof cotton, the surface cladding of coil of strip has fireproof cotton, the spacing groove includes bar groove and round hole, the round hole has a plurality of, a plurality of the round hole is the one end of vertical array setting in the bar groove, the internal diameter size and the cylindrical diameter size of round hole are identical.
Preferably, the bearing is installed to the upper end of taking in the wheel, take in the wheel and pass through the bearing with horizontal support column and be connected, the both sides of horizontal support column pass through welded fastening with one side of adapter sleeve.
Preferably, the number of the transmission rods is a plurality, the transmission rods are arranged on the inner side of the rotating sleeve in an annular array, and the size of the fixture block is completely the same as that of the transmission rods.
Preferably, one end of the sealing door is connected with one end of the protective shell through a pulley, and two sides of the lower end of the blocking roll are fixed with the upper end of the supporting spring through welding.
Preferably, the transmission column comprises a transmission shaft rod and a transmission bevel gear, the transmission bevel gear is fixedly mounted at the upper end of the transmission shaft rod, and the transmission bevel gear and the transmission shaft rod are fixed through welding.
Preferably, the inner side of the connecting sleeve is connected with the adjusting rod through a welding spring, and the inner side of the adjusting rod is fixed with one side of the steel cable through welding.
Preferably, the inner side of the limiting disc is fixed with the outer surface of the short shaft in a welding mode, and the upper end and the lower end of the short shaft are fixed to the upper end and the lower end of the inner side of the connecting sleeve through bearings.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention pulls two of the pull buttons, the pull buttons pull the steel cable, the steel cable pulls the telescopic column, the telescopic column comprises a connecting sleeve, an adjusting rod and a welding spring, the inner side of the adjusting rod is fixed with one side of the steel cable by welding, the steel cable pulls the adjusting rod, the adjusting rod pulls the fixture block, the fixture block is taken out from the inner side of the transmission rod, two of the rotating sleeves lose limit, when the transmission rod is rotated, the rotating sleeve losing limit cannot rotate, the rotating sleeve limited by the block rotates to drive the rotating sleeve to rotate, the rotating sleeve drives the synchronous belt to rotate, the synchronous belt drives the screw rod to rotate, the screw rod drives the limiting block to move, the limiting block drives the transverse supporting column to move, the width between the two transverse supporting columns is changed, electric parts with different specifications are convenient to install, and the knob at the lower end of the transverse supporting column is rotated to drive the knob to rotate, the knob drives the storage wheel to rotate, the storage wheel pulls the two pull ropes, the pull ropes pull the cylinder to enable the cylinder to be taken out from the inner side of the limiting groove, the connecting sleeve of the cylinder loses limiting, and the connecting sleeve slides on the outer surface of the vertical supporting column to adjust the height of the vertical supporting column, so that the electric parts are conveniently mounted, and the subsequent maintenance is convenient;
2. according to the invention, the sealing door slides by using the pulley, when the sealing door moves, the sealing door drives the rack to move, the rack drives the gear to rotate, the gear drives the transmission column to rotate, the transmission column drives the bevel gear to rotate, the bevel gear drives the connecting shaft to rotate, the connecting shaft is used for loosening the blocking coil, the blocking coil is pulled to be limited by the supporting spring, so that the two blocking coils are closed together to form a second sealing barrier, and the device has good fire resistance and safety protection because the blocking coil comprises the steel coil and the fireproof cotton.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of the sealing door of the present invention;
FIG. 3 is a schematic view of a partial structure of the pull button of the present invention;
FIG. 4 is a schematic view of a partial structure of a lateral support column according to the present invention;
FIG. 5 is a partial schematic view of the rotating sleeve of the present invention;
fig. 6 is a partial structural schematic view of the connecting sleeve of the invention.
In the figure: 1. a protective shell; 2. a sealing door; 3. blocking the roll; 4. a support spring; 5. a vertical support column; 6. a transverse support column; 7. connecting sleeves; 8. a limiting block; 9. a screw rod; 10. a synchronous belt; 11. rotating the sleeve; 12. a transmission rod; 13. a telescopic column; 14. a clamping block; 15. a knob; 16. a storage wheel; 17. pulling a rope; 18. a cylinder; 19. a limiting spring; 20. a limiting wheel; 21. a steel cord; 22. pulling the button; 23. a connecting shaft; 24. a bevel gear; 25. a drive post; 26. a gear; 27. a rack; 28. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention includes: a safe fireproof power distribution cabinet for electrical construction comprises a protective shell 1, wherein the upper end and the lower end of the inner side of the protective shell 1 are movably connected with a blocking coil 3, the blocking coil 3 is connected with the protective shell 1 through a supporting spring 4, the inner side of the blocking coil 3 is fixedly provided with a connecting shaft 23, one side of one connecting shaft 23 and the other side of the other connecting shaft 23 are fixedly provided with bevel gears 24, the lower ends of the bevel gears 24 are meshed and connected with transmission columns 25, the lower ends of the transmission columns 25 are fixedly provided with gears 26, one end of each gear 26 is meshed and connected with a rack 27, one end of each rack 27 is fixedly provided with a sealing door 2, the sealing doors 2 slide by closing the two sealing doors 2 through pulleys, the sealing doors 2 drive the racks 27 to move when moving, the racks 27 drive the gears 26 to rotate, the gears 26 drive the transmission columns 25 to rotate, and the transmission columns 25 drive the bevel gears 24 to rotate, the bevel gear 24 drives the connecting shaft 23 to rotate, the connecting shaft 23 is utilized to loosen the blocking coils 3, the blocking coils 3 are pulled to be limited through the supporting spring 4, and the two blocking coils 3 are closed together to form a second sealing barrier, so that the device is good in fire resistance and safety protection performance due to the fact that the blocking coils 3 comprise steel coils and fireproof cotton;
the lower end of the inner side of the protective shell 1 is movably connected with a transmission rod 12, one end of the inner side of the transmission rod 12 is fixedly provided with three telescopic columns 13, one side of each telescopic column 13 is fixedly provided with a steel cable 21, one end of each steel cable 21 is fixedly provided with a pull button 22, the other side of each telescopic column 13 is fixedly provided with a fixture block 14, the outer surface of each fixture block 14 is movably connected with a rotating sleeve 11, each rotating sleeve 11 is connected with the fixture block 14 through the transmission rod 12, the outer surface of each rotating sleeve 11 is movably connected with a synchronous belt 10, both sides of each synchronous belt 10 are movably connected with a lead screw 9, the outer surface of one end of each lead screw 9 is movably connected with a limit block 8, the upper end of each limit block 8 is fixedly provided with a vertical support column 5, the inner side of each vertical support column 5 is provided with a limit groove 28, the inner side of each limit groove 28 is movably connected with a cylinder 18, one end of each cylinder 18 is fixedly provided with a limit spring 19, and one end of each limit spring 19 is fixedly provided with a connecting sleeve 7, two connecting sleeves 7 are connected through a transverse supporting column 6, a pull rope 17 is fixedly installed at the other end of a cylinder 18, an accommodating wheel 16 is fixedly installed at one side of the pull rope 17, a knob 15 is fixedly installed at the lower end of the accommodating wheel 16, a steel cable 21 is pulled by pulling two pull buttons 22, the steel cable 21 enables the steel cable 21 to pull a telescopic column 13, the telescopic column 13 comprises a connecting sleeve, an adjusting rod and a welding spring, the inner side of the adjusting rod is fixedly welded with one side of the steel cable 21, the pull buttons 22 enable the adjusting rod to pull the adjusting rod, the adjusting rod pulls a fixture block 14, the fixture block 14 is taken out from the inner side of a transmission rod 12, two rotary sleeves 11 lose the limit, when the transmission rod 12 is rotated, the rotary sleeve 11 losing the limit cannot rotate, the rotary sleeve 11 limited by the fixture block 14 rotates to drive the rotary sleeve 11 to rotate, the rotary sleeve 11 drives a synchronous belt 10 to rotate, and the synchronous belt 10 drives a screw 9 to rotate, lead screw 9 drives stopper 8 and removes, stopper 8 drives horizontal support column 6 and removes, make the width change between its two horizontal support column 6, the electric part of different specifications of easy to assemble, knob 15 through rotating horizontal support column 6 lower extreme, make it drive knob 15 and rotate, knob 15 drives and accomodates wheel 16 and rotates, accomodate two stay cords 17 of wheel 16 pulling, stay cord 17 pulling cylinder 18, make its cylinder 18 take out from the inboard of spacing groove 28, make its adapter sleeve 7 lose spacingly, slide at vertical support column 5's surface through adapter sleeve 7, make its height-adjusting, easy to assemble electric part and convenient subsequent maintenance.
Further, flexible post 13 includes the adapter sleeve, adjust pole and welding spring, the inboard sliding connection of adapter sleeve has the regulation pole, one side fixed mounting of regulation pole has welding spring, the device is through the cooperation of installation flexible post 13 with cable wire 21, through pulling two of them pull buttons 22, pull button 22 pulling cable wire 21, cable wire 21 makes its pulling flexible post 13, because flexible post 13 includes the adapter sleeve, adjust pole and welding spring, the inboard of adjusting the pole is through welded fastening with one side of cable wire 21, make its cable wire 21 pulling adjust the pole, adjust pole pulling fixture block 14, make its fixture block 14 take out from the inboard of transfer line 12, make the device facilitate the use.
Further, the surface of stay cord 17 one end is provided with spacing wheel 20, and spacing wheel 20 includes minor axis and spacing dish, and the inboard fixed mounting of spacing dish has the minor axis for the device facilitates the use.
Further, block a roll 3 including coil of strip and fireproof cotton, the surface cladding of coil of strip has fireproof cotton, and spacing groove 28 includes bar groove and round hole, and the round hole has a plurality of, and a plurality of round hole is vertical array setting in the one end in bar groove, and the internal diameter size of round hole is the same with cylinder 18's diameter size completely, owing to block a roll 3 including coil of strip and fireproof cotton for the device fire proofness is good, and safety protection nature is good.
Further, accomodate the upper end of wheel 16 and install the bearing, accomodate wheel 16 and horizontal support column 6 and pass through the bearing and be connected, welded fastening is passed through with one side of adapter sleeve 7 in the both sides of horizontal support column 6, knob 15 drives accomodate wheel 16 and rotates, accomodate two stay cords 17 of wheel 16 pulling, stay cord 17 pulling cylinder 18, make its cylinder 18 take out from the inboard of spacing groove 28, it is spacing to make its adapter sleeve 7 lose, slide at the surface of vertical support column 5 through adapter sleeve 7, make its height-adjusting, easy to assemble electric parts and convenient subsequent maintenance.
Further, the transfer line 12 has a plurality of, a plurality of transfer line 12 is the inboard that the annular array set up at the rotating sleeve 11, the size of a dimension of fixture block 14 is the same with the size of a dimension of transfer line 12 completely, when rotating the transfer line 12, lose spacing rotating sleeve 11 and can not rotate, by fixture block 14 spacing rotating sleeve 11 rotates, make it drive rotating sleeve 11 and rotate, rotating sleeve 11 drives hold-in range 10 and rotates, hold-in range 10 drives lead screw 9 and rotates, lead screw 9 drives stopper 8 and removes, stopper 8 drives horizontal support column 6 and removes, make the width change between its two horizontal support column 6, the electric parts of different specifications of easy to assemble.
Further, the pulley is passed through with the one end of protective housing 1 to the one end of sealing door 2 and is connected, blocks that the both sides of rolling up 3 lower extreme and the upper end of supporting spring 4 pass through welded fastening, utilizes connecting axle 23 to relax and blocks a book 3, blocks that a book 3 stimulates spacingly through supporting spring 4, makes its two block to roll up 3 closedly together, forms the second way sealing protective screen, owing to block a book 3 and include coil of strip and fireproof cotton, makes the device fire behavior good, and safety protection nature is good.
Further, transmission post 25 includes transmission axostylus axostyle and transmission bevel gear, and the upper end fixed mounting of transmission axostylus axostyle has transmission bevel gear, and transmission bevel gear passes through welded fastening with the transmission axostylus axostyle, and gear 26 drives transmission post 25 and rotates, and transmission post 25 drives bevel gear 24 and rotates, and bevel gear 24 drives connecting axle 23 and rotates, utilizes connecting axle 23 to relax and stops roll 3 for the device facilitates the use.
Furthermore, the inner side of the connecting sleeve is connected with the adjusting rod through a welding spring, and the inner side of the adjusting rod is fixed with one side of the steel cable 21 through welding, so that the device is convenient to use in a transmission mode.
Further, the inner side of the limiting disc is fixed to the outer surface of the short shaft in a welding mode, the upper end and the lower end of the short shaft are fixed to the upper end and the lower end of the inner side of the connecting sleeve 7 through bearings, and the stay rope 17 is limited by the limiting disc and can move linearly, so that the device is convenient to use.
The working principle is as follows: when the device is used, the service condition of each mechanism is checked, the device is moved to a working area, the two pull buttons 22 are pulled, the pull buttons 22 pull the steel cable 21, the steel cable 21 pulls the telescopic column 13, the telescopic column 13 comprises a connecting sleeve, an adjusting rod and a welding spring, the inner side of the adjusting rod is fixedly welded with one side of the steel cable 21, the steel cable 21 pulls the adjusting rod, the adjusting rod pulls the fixture block 14, the fixture block 14 is taken out from the inner side of the transmission rod 12, the two rotary sleeves 11 lose the limit, when the transmission rod 12 is rotated, the rotary sleeve 11 losing the limit cannot rotate, the rotary sleeve 11 limited by the fixture block 14 rotates, the rotary sleeve 11 drives the rotary sleeve 11 to rotate, the rotary sleeve 11 drives the synchronous belt 10 to rotate, the synchronous belt 10 drives the screw rod 9 to rotate, the screw rod 9 drives the limiting block 8 to move, the limiting block 8 drives the transverse supporting columns 6 to move, and the width between the two transverse supporting columns 6 is changed, the electric parts with different specifications can be conveniently installed, the knob 15 at the lower end of the transverse supporting column 6 is rotated to drive the knob 15 to rotate, the knob 15 drives the storage wheel 16 to rotate, the storage wheel 16 pulls the two pull ropes 17, the pull ropes 17 pull the cylinders 18 to take the cylinders 18 out of the inner side of the limiting groove 28, the connecting sleeves 7 lose limiting positions, the connecting sleeves 7 slide on the outer surface of the vertical supporting column 5 to adjust the height, the electric parts can be conveniently installed and subsequent maintenance is convenient, the two sealing doors 2 are closed, the sealing doors 2 slide by using the pulleys, the sealing doors 2 drive the racks 27 to move when moving, the racks 27 drive the gears 26 to rotate, the gears 26 drive the transmission columns 25 to rotate, the transmission columns 25 drive the bevel gears 24 to rotate, the bevel gears 24 drive the connecting shafts 23 to rotate, the connecting shafts 23 are used for loosening and blocking the coils 3, and the blocking coils 3 are pulled to the limiting positions by the supporting springs 4, make its two stop to roll 3 and close together, form the sealed barrier of second way, owing to stop roll 3 and include coil of strip and fireproof cotton for the device fire proofness is good, and safety protection nature is good.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an electrical construction is with safe type fire prevention switch board, includes protective housing (1), its characterized in that: the upper end and the lower end of the inner side of the protective shell (1) are movably connected with blocking rolls (3), the blocking rolls (3) are connected with the protective shell (1) through supporting springs (4), connecting shafts (23) are fixedly installed on the inner side of the blocking rolls (3), bevel gears (24) are fixedly installed on one side of one connecting shaft (23) and the other side of the other connecting shaft (23), the lower ends of the bevel gears (24) are connected with transmission columns (25) in a meshed mode, gears (26) are fixedly installed at the lower ends of the transmission columns (25), one ends of the gears (26) are connected with racks (27) in a meshed mode, and sealing doors (2) are fixedly installed at one ends of the racks (27);
the lower end of the inner side of the protective shell (1) is movably connected with a transmission rod (12), one end of the inner side of the transmission rod (12) is fixedly provided with three telescopic columns (13), one side of each telescopic column (13) is fixedly provided with a steel cable (21), one end of each steel cable (21) is fixedly provided with a pull button (22), the other side of each telescopic column (13) is fixedly provided with a clamping block (14), the outer surface of each clamping block (14) is movably connected with a rotating sleeve (11), each rotating sleeve (11) is connected with each clamping block (14) through the transmission rod (12), the outer surface of each rotating sleeve (11) is movably connected with a synchronous belt (10), the two sides of each synchronous belt (10) are both movably connected with a screw rod (9), the outer surface of one end of each screw rod (9) is movably connected with a limiting block (8), and the upper end of each limiting block (8) is fixedly provided with a vertical supporting column (5), the inboard of vertical support post (5) is provided with spacing groove (28), the inboard swing joint of spacing groove (28) has cylinder (18), the one end fixed mounting of cylinder (18) has spacing spring (19), the one end fixed mounting of spacing spring (19) has adapter sleeve (7), two adapter sleeve (7) are connected through horizontal support column (6), the other end fixed mounting of cylinder (18) has stay cord (17), one side fixed mounting of stay cord (17) has accomodate wheel (16), the lower extreme fixed mounting who accomodates wheel (16) has knob (15).
2. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: the telescopic column (13) comprises a connecting sleeve, an adjusting rod and a welding spring, the inner side of the connecting sleeve is connected with the adjusting rod in a sliding mode, and the welding spring is fixedly mounted on one side of the adjusting rod.
3. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: the outer surface of one end of the pull rope (17) is provided with a limiting wheel (20), the limiting wheel (20) comprises a short shaft and a limiting disc, and the short shaft is fixedly mounted on the inner side of the limiting disc.
4. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: stop a roll (3) including coil of strip and fireproof cotton, the surface cladding of coil of strip has fireproof cotton, spacing groove (28) include bar groove and round hole, the round hole has a plurality of, a plurality of the round hole is the one end of vertical array setting in the bar groove, the internal diameter size of round hole is the same completely with the diameter size of cylinder (18).
5. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: the bearing is installed to the upper end of accomodating wheel (16), accomodate wheel (16) and pass through the bearing with horizontal support column (6) and be connected, welded fastening is passed through with one side of adapter sleeve (7) to the both sides of horizontal support column (6).
6. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: the number of the transmission rods (12) is multiple, the transmission rods (12) are arranged on the inner side of the rotating sleeve (11) in an annular array mode, and the size of the fixture block (14) is completely the same as that of the transmission rods (12).
7. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: one end of the sealing door (2) is connected with one end of the protective shell (1) through a pulley, and the two sides of the lower end of the blocking coil (3) are fixed with the upper end of the supporting spring (4) through welding.
8. The safety fireproof power distribution cabinet for electrical construction according to claim 1, characterized in that: the transmission column (25) comprises a transmission shaft rod and a transmission bevel gear, the transmission bevel gear is fixedly mounted at the upper end of the transmission shaft rod, and the transmission bevel gear and the transmission shaft rod are fixed through welding.
9. The safety fireproof power distribution cabinet for electrical construction according to claim 2, characterized in that: the inner side of the connecting sleeve is connected with the adjusting rod through a welding spring, and the inner side of the adjusting rod is fixed with one side of the steel cable (21) through welding.
10. The safety fireproof power distribution cabinet for electrical construction according to claim 3, characterized in that: the inner side of the limiting disc and the outer surface of the short shaft are fixed through welding, and the upper end and the lower end of the short shaft are fixed at the upper end and the lower end of the inner side of the connecting sleeve (7) through bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010672960.8A CN111884065B (en) | 2020-07-14 | 2020-07-14 | Electrical construction is with safe type fire prevention switch board |
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| CN112252929B (en) * | 2020-10-13 | 2022-04-26 | 重庆鑫洲人防工程设备有限公司 | Civil air defense door suitable for underground commercial place |
| CN115621864B (en) * | 2022-12-20 | 2023-03-07 | 唐山祺远供电有限公司 | Power transformation cabinet capable of fully utilizing illumination and convenient to maintain |
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| CN111884065A (en) | 2020-11-03 |
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