CN115377905A - Dual-fireproof bus duct - Google Patents
Dual-fireproof bus duct Download PDFInfo
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- CN115377905A CN115377905A CN202211300489.5A CN202211300489A CN115377905A CN 115377905 A CN115377905 A CN 115377905A CN 202211300489 A CN202211300489 A CN 202211300489A CN 115377905 A CN115377905 A CN 115377905A
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- bus duct
- frame
- fixed
- fire
- outer frame
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/10—Cooling
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention belongs to the technical field of bus ducts, and particularly relates to a double-fireproof bus duct which comprises: the device comprises a bus duct outer frame, an air supply mechanism, an internal fire extinguishing mechanism and a plugging control mechanism; a cavity is drilled in the bus duct outer frame, and heat exchange water is filled in the cavity; the gas supply mechanism comprises a support frame, sodium bicarbonate solution is filled in the support frame, a plurality of fixed sleeve covers are arranged above the support frame, storage tanks are arranged in the fixed sleeve covers, polypropylene films are fixed on the storage tanks, and aluminum sulfate powder is filled between the polypropylene films and the storage tanks; the internal fire extinguishing mechanism comprises a storage box, a locking groove is formed in the storage box, and a sliding shielding plate is arranged in the locking groove; the plugging control mechanism is used for blocking the discharge of heat exchange water, so that the effect of extinguishing the external fire of the bus duct outer frame is achieved. According to the invention, through the arrangement of the corresponding mechanisms of the bus duct, the bus duct can be quickly extinguished when a fire disaster happens outside or inside the bus duct, so that the probability of power supply interruption is reduced and personnel are prevented from being injured.
Description
Technical Field
The invention belongs to the technical field of bus ducts, and particularly relates to a double-fireproof bus duct.
Background
The bus duct is a closed metal device formed by copper and aluminum bus posts and used for distributing larger power for each element of a decentralized system, wires and cables are increasingly replaced in indoor low-voltage power transmission main line engineering projects, modern high-rise buildings and large-scale workshops need huge electric energy, and reliable conduction equipment needs to be selected in the face of the large current of hundreds of thousands of amperes required by the huge load, so that the bus system is a good choice.
And traditional bus duct has the problem of fire prevention and radiating effect relatively poor for when the external conflagration breaing out, bus duct internal bus conductor is influenced very easily, thereby leads to the power supply to be interrupted. In addition, when a fire disaster happens inside the bus duct, the fire can not be timely extinguished and the heat can not be rapidly dissipated, so that the internal bus conductor is damaged, great economic loss is brought to a user, and the personnel are easily injured.
Therefore, in view of the above technical problems, there is a need for a double fireproof bus duct.
Disclosure of Invention
The invention aims to provide a double-fireproof bus duct, which aims to solve the problem that the bus duct in the prior art is poor in fireproof and heat dissipation effects.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
a dual fire resistant bus duct comprising: the device comprises a bus duct outer frame, an air supply mechanism, an internal fire extinguishing mechanism and a plugging control mechanism;
a cavity is drilled in the bus duct outer frame, and heat exchange water is filled in the cavity;
the gas supply mechanism is arranged below the bus duct outer frame and comprises a support frame, a sodium bicarbonate solution is filled in the support frame, a plurality of fixed sleeve covers are arranged above the support frame, storage tanks are arranged in the fixed sleeve covers, polypropylene films are fixed on the storage tanks, and aluminum sulfate powder is filled between the polypropylene films and the storage tanks;
the inner fire extinguishing mechanism is mounted on the inner wall of the bus duct outer frame and comprises a storage box, a locking groove is formed in the storage box, a groove hole is formed in the side wall of the locking groove, a sliding shielding plate is arranged in the locking groove, and an auxiliary jet hole is formed in the sliding shielding plate;
the plugging control mechanism is fixed on the outer wall of the bus duct outer frame and used for blocking the heat exchange water from being discharged, so that the heat exchange water can be sprayed out, and the effect of extinguishing the external fire of the bus duct outer frame is achieved.
Furthermore, a water inlet pipe and a water outlet pipe are connected to the bus duct outer frame, the water inlet pipe is used for introducing heat exchange water into the cavity, the water outlet pipe is used for discharging the heat exchange water, and the water inlet pipe and the water outlet pipe are both communicated with the cavity, so that the heat exchange water can flow conveniently;
the bus duct outrigger is last to be dug and to have a plurality of recesses, provides the space for placing the carriage to put out a fire for the inside of bus duct outrigger provides the basic condition, it has a pair of spout to dig on the lateral wall of recess, provides the space for the slip of spacing slide bar for the carriage is difficult for droing, carriage, spacing slide bar and recess, spout are interference fit, make carbon dioxide gas produce the back and leak.
Furthermore, a plurality of uniformly distributed spray pipes are arranged on the bus duct outer frame and used for spraying heat exchange water outwards, the fire outside the bus duct outer frame can be extinguished through the heat exchange water, fire extinguishing outside the bus duct outer frame is achieved, and the spray pipes are communicated with the cavity, so that the heat exchange water can flow conveniently;
the spray pipe is provided with the electric control valve for controlling the on and off of the spray pipe, and the situation that the hot water is sprayed outwards when fire is not generated outside the bus duct outer frame is avoided, so that unnecessary troubles are reduced, and the waste of resources is reduced.
Furthermore, the equal fixedly connected with limit slide bar in both sides of carriage, limit slide bar locates in the spout, avoid droing of carriage, threaded connection has fixing bolt on the limit slide bar, fixing bolt and the outer frame threaded connection of bus duct come the carriage fixed column through fixing bolt, avoid the carriage to slide.
Furthermore, a fixed support column is fixedly connected to the fixed sleeve cover and used for providing supporting force for the lower mounting plate, the upper mounting plate and the plurality of bus conductors and avoiding shaking or deflection of the fixed support column, so that electric power transmission cannot be influenced;
a plurality of fire extinguishing holes are formed in the upper mounting plate, so that when a fire breaks out on the bus conductor, dry powder in the storage box can be directly sprayed on the fire, and the effect of quickly extinguishing the fire is achieved.
Furthermore, a pair of conveying pipelines are connected between the storage box and the supporting frame, so that a large amount of carbon dioxide generated by the reaction of aluminum sulfate and sodium bicarbonate solution can be conveyed into the storage box through the conveying pipelines, the sliding shielding plate and the extrusion frame can be pushed to move, and conditions are provided for spraying dry powder;
the storage box is internally provided with a pair of extrusion frames, dry powder is pushed by the pair of extrusion frames to be sprayed out, the extrusion frames also have the function of plugging the lower leakage groove, and after carbon dioxide enters the storage box, the dry powder can be clamped by the pair of extrusion frames firstly and then enters the lower leakage groove, and then the sliding shielding plate is pushed to move;
the dry powder is filled between the pair of extrusion frames and used for extinguishing fire in the bus duct outer frame and avoiding serious consequences, and the fixing spring is connected between one surface, far away from each other, of the pair of extrusion frames and the storage box and used for pulling the extrusion frames to reset, so that the device is convenient to reuse.
Furthermore, a lower leakage groove and a pair of sliding cavities are formed in the storage box, the lower leakage groove is used for conveying carbon dioxide gas into the sliding cavities, the sliding cavities are used for providing space for the driving connecting rod to slide, and the lower leakage groove is communicated with the pair of sliding cavities, so that the carbon dioxide gas can flow conveniently;
the sliding cavity is internally provided with a driving connecting rod for driving the sliding shielding plate to move, one end of the driving connecting rod is fixedly connected with the sliding shielding plate, so that an auxiliary spraying hole in the sliding shielding plate can be aligned to a slot hole in the storage box, and further dry powder can be sprayed out, a tensioning spring is connected between the other end of the driving connecting rod and the storage box and used for pulling the driving connecting rod to reset, so that the sliding shielding plate can seal the slot hole again, and the dry powder is prevented from leaking.
Furthermore, the plugging control mechanism comprises a fixed frame which is used for providing a space for blocking the discharge of the heat exchange water, the fixed frame is fixed on the water outlet pipe and is used for avoiding the falling of the fixed frame, and a supporting ball cover is fixed in the fixed frame and is used for assisting the discharge of the heat exchange water, so that the heat exchange water can be contacted with the expansion plugging ball when being discharged, and the temperature of the expansion plugging ball can change along with the temperature change of the heat exchange water;
support and be equipped with inflation shutoff ball in the ball cover, the material of inflation shutoff ball is memory alloy for can expand fast after inflation shutoff ball temperature rises, thereby can fill up and support the ball cover, make heat transfer water discharge again, and can promote the removal of connecting push rod.
Furthermore, a plurality of support sleeves are fixedly connected between the support ball cover and the fixed frame to provide space for the contact and separation of the trigger rod and the trigger frame, and limit sliding plates are arranged in the support sleeves and used for supporting the trigger rod and connecting the push rod and have the function of driving the trigger rod to move;
fixedly connected with connecting push rod on the spacing slide, connecting push rod's the other end and inflation shutoff ball fixed connection for can promote the back that contracts of connecting push rod after the inflation shutoff ball inflation grow, and then can promote the trigger bar and remove.
Furthermore, a return spring is connected between one surface of the limiting sliding plate, which is far away from the connecting push rod, and the supporting sleeve, and is used for pushing the limiting sliding plate to enable the limiting sliding plate to drive the trigger rod to be separated from the trigger frame, the trigger rod and the trigger frame are arranged on one side of the limiting sliding plate, the trigger rod is fixed on the limiting sliding plate, and the trigger frame is fixed on the supporting sleeve.
Compared with the prior art, the invention has the following advantages:
according to the invention, through the arrangement of the corresponding mechanisms of the bus duct, the fireproof and heat dissipation effects of the bus duct are improved, so that a fire disaster can be quickly extinguished when the fire disaster happens outside or inside the bus duct, and the influence of the fire disaster on a bus conductor is reduced, thereby reducing the probability of power supply interruption, avoiding personnel from being injured, and reducing the economic loss for users.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a cross-sectional view of a double fire resistant busway in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the structure of FIG. 1 at C;
fig. 5 is a perspective view of a double fire resistant bus duct in accordance with an embodiment of the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5 at D;
FIG. 7 is a schematic view of a fixing cap according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a storage tank according to an embodiment of the present invention;
FIG. 9 is a diagram illustrating the state of use of the bus conductors in accordance with one embodiment of the present invention;
FIG. 10 is an erosion profile of a storage tank in accordance with an embodiment of the present invention;
FIG. 11 is a schematic structural diagram of an occlusion control mechanism in an embodiment of the present invention;
fig. 12 is a schematic structural diagram of the position E in fig. 11.
In the figure: 1. the device comprises a bus duct outer frame, 101 water inlet pipes, 102 water outlet pipes, 103 spray pipes, 104 electric control valves, 2 air supply mechanisms, 201 support frames, 202 fixed sleeve covers, 203 storage tanks, 204 polypropylene films, 205 limited slide bars, 206 fixed support columns, 207 lower mounting plates, 208 upper mounting plates, 209 bus conductors, 210 clamping grooves, 211 limited clamping blocks, 212 holding rods, 3 internal fire extinguishing mechanisms, 301 storage tanks, 302 sliding shielding plates, 303 conveying pipelines, 304 squeezing frames, 305 fixed springs, 306 lower leakage grooves, 307 sliding cavities, 308 driving connecting rods, 309 tensioning springs, 4 plugging control mechanisms, 401 fixed frames, 402 supporting ball covers, 403 expanded plugging balls, 404 supporting sleeves, 405 limited slide plates, 406 connecting push rods, 407 reset springs, 408 trigger rods, 409 trigger frames.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The present invention is not limited to the embodiments, and structural, methodological or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
The invention discloses a double-fireproof bus duct, which is shown in figures 1-12 and comprises: the device comprises a bus duct outer frame 1, an air supply mechanism 2, an internal fire extinguishing mechanism 3 and a plugging control mechanism 4.
Referring to fig. 1 to 12, a cavity is drilled in the bus duct external frame 1, heat exchange water is filled in the cavity, the heat exchange water is used for extinguishing fire outside the bus duct external frame 1, and the heat exchange water also has a heat dissipation effect in a flowing process, a certain amount of heat can be generated in a normal working process of the bus conductor 209, and the heat exchange water contacts with a part of the bus duct external frame 1 when flowing, so that the heat exchange water can take away part of the heat, further the temperature inside the bus duct external frame 1 is not too high, the polypropylene film 204 is prevented from being melted when a fire does not occur, but the part of heat cannot enable the expansion plugging ball 403 to expand too much, the support ball cover 402 cannot be plugged, and the trigger rod 408 cannot be in contact with the trigger frame 409.
Preferably, the mode of low water inflow and high drainage is utilized, so that the cavity can be filled, the heat dissipation effect on the bus duct outer frame 1 is improved, the heat generated during the operation of the bus conductor 209 can be quickly dissipated, and the polypropylene film 204 is prevented from melting when a fire disaster does not happen.
Referring to fig. 1 and 5, a water inlet pipe 101 and a water outlet pipe 102 are connected to the bus duct external frame 1, the water inlet pipe 101 is used for introducing heat exchange water into the cavity, the water outlet pipe 102 is used for discharging the heat exchange water, and the water inlet pipe 101 and the water outlet pipe 102 are both communicated with the cavity, so that the heat exchange water can flow conveniently.
Wherein, it has a plurality of recesses to cut on the bus duct outrigger 1, provides the space for placing carriage 201 to put out a fire for the inside of bus duct outrigger 1 provides the basic condition, cut on the lateral wall of recess has a pair of spout, provides the space for spacing slide bar 205's slip, makes carriage 201 be difficult for droing, and carriage 201, spacing slide bar 205 are interference fit with recess, spout, make carbon dioxide gas produce the back and leak.
Referring to fig. 1-6, a plurality of uniformly distributed spray pipes 103 are arranged on the bus duct external frame 1 and used for spraying heat exchange water outwards, the fire outside the bus duct external frame 1 can be extinguished through the heat exchange water, the fire outside the bus duct external frame 1 is extinguished, and the spray pipes 103 are communicated with the cavity, so that the heat exchange water flows conveniently.
Specifically, install automatically controlled valve 104 on the spray pipe 103 for the on-off of control spray pipe 103, avoid outwards spraying when the outside of bus duct outrigger 1 is not on fire and trade hot water, thereby reduce the waste of unnecessary trouble and reduction resource, the outside of bus duct outrigger 1 is provided with the controller, controller and automatically controlled valve 104 electric connection, when making a plurality of triggering lever 408 and triggering frame 409 contact, the controller can control automatically controlled valve 104 and open, and then make and trade hot water blowout.
Referring to fig. 1 to 8, the gas supply mechanism 2 is disposed below the bus duct external frame 1, the gas supply mechanism 2 includes a support frame 201, the support frame 201 is disposed in a groove on the bus duct external frame 1, a sodium bicarbonate solution is filled in the support frame 201, and a plurality of fixing sleeve covers 202 are disposed above the support frame 201 to provide a supporting force and a space for placing a storage tank 203.
Referring to fig. 1-8, a storage tank 203 is arranged in the fixing sleeve cover 202 and used for storing aluminum sulfate powder and avoiding the aluminum sulfate powder from falling off, a polypropylene film 204 is fixed on the storage tank 203 and used for supporting the aluminum sulfate powder, and the polypropylene film 204 can be melted when the polypropylene film 204 is subjected to high temperature, so that when a fire breaks out inside the bus duct external frame 1, the polypropylene film 204 can be melted, the aluminum sulfate powder drops in a sodium bicarbonate solution, and aluminum sulfate powder is filled between the polypropylene film 204 and the storage tank 203.
Wherein, the equal fixedly connected with of both sides of carriage 201 is spacing slide bar 205, and spacing slide bar 205 avoids falling of carriage 201 in locating the spout, and threaded connection has fixing bolt on the spacing slide bar 205, and fixing bolt and bus duct outrigger 1 threaded connection come the carriage 201 fixed column through fixing bolt, avoid carriage 201 to slide.
In addition, the fixed support column 206 is fixedly connected to the fixed sleeve cover 202 and used for providing supporting force for the lower mounting plate 207, the upper mounting plate 208 and the plurality of bus conductors 209 and avoiding shaking or skewing of the lower mounting plate, so that electric power transmission cannot be influenced, the lower mounting plate 207 and the upper mounting plate 208 are arranged above the fixed support column 206, the plurality of bus conductors 209 are clamped through the lower mounting plate 207 and the upper mounting plate 208, skewing of the bus conductors 209 is avoided, and the plurality of bus conductors 209 are arranged between the lower mounting plate 207 and the upper mounting plate 208.
Preferably, a plurality of fire extinguishing holes are drilled on the upper mounting plate 208, so that when a fire breaks out on the bus conductor 209, dry powder in the storage tank 301 can be directly sprayed on the fire, and a quick fire extinguishing effect is realized.
Referring to fig. 7-8, a pair of clamping grooves 210 are chiseled in the fixed sleeve cover 202 for sliding of the limiting clamping blocks 211, so that the storage tank 203 can be clamped in the fixed sleeve cover 202, a pair of limiting clamping blocks 211 matched with the clamping grooves 210 are arranged on the storage tank 203, and a holding rod 212 is fixed in the storage tank 203, so that the storage tank 203 can be conveniently grabbed by a worker, and the storage tank 203 can be conveniently mounted and dismounted.
Referring to fig. 1-10, the internal fire extinguishing mechanism 3 is installed on the inner wall of the busway external frame 1, the internal fire extinguishing mechanism 3 comprises a storage box 301, a locking groove is formed in the storage box 301 to provide a space for sliding of a sliding shielding plate 302, a groove hole is formed in the side wall of the locking groove and used for spraying dry powder downwards to achieve a fire extinguishing effect, the sliding shielding plate 302 is arranged in the locking groove and used for blocking the groove hole, when a fire disaster does not happen, the dry powder cannot leak, and an auxiliary spraying hole is formed in the sliding shielding plate 302.
Preferably, the dry powder is ejected downwards when the slot holes are aligned with the auxiliary ejection holes, and is not ejected when the slot holes are misaligned.
Referring to fig. 1, a pair of delivery pipes 303 are connected between the storage tank 301 and the support frame 201, so that a large amount of carbon dioxide generated by the reaction of aluminum sulfate and sodium bicarbonate solution can be delivered into the storage tank 301 through the delivery pipes 303, thereby pushing the sliding shielding plate 302 and the pressing frame 304 to move, and providing conditions for spraying dry powder.
Referring to fig. 1 to 4, a pair of squeezing frames 304 is arranged in the storage box 301, the dry powder is pushed by the pair of squeezing frames 304, so that the dry powder can be sprayed out, and the squeezing frames 304 also have the function of blocking the lower leakage groove 306, so that after carbon dioxide enters the storage box 301, the dry powder can be clamped by the pair of squeezing frames 304, then enters the lower leakage groove 306, and then the sliding shielding plate 302 is pushed to move.
Specifically, the dry powder is filled between a pair of extrusion frame 304 for put out the inside intensity of a fire of bus duct outrigger 1, avoid causing serious consequence, be connected with fixed spring 305 between the one side that a pair of extrusion frame 304 kept away from each other and storage box 301, be used for pulling extrusion frame 304 and reset, make things convenient for device used repeatedly.
In addition, the storage tank 301 is provided with an adding pipe, which is not shown in the drawing, for adding dry powder into the storage tank 301, so that the device can be reused, and the device can be blocked by a stud when being normally used.
Referring to fig. 1 to 10, the storage tank 301 is formed with a lower chute 306 and a pair of slide cavities 307, the lower chute 306 is used for conveying carbon dioxide gas into the slide cavities 307, the slide cavities 307 are used for providing space for the sliding of the driving connecting rod 308, and the lower chute 306 is communicated with the pair of slide cavities 307 to facilitate the flow of the carbon dioxide gas.
Referring to fig. 10, a driving connecting rod 308 is disposed in the sliding cavity 307 and used for driving the sliding shielding plate 302 to move, one end of the driving connecting rod 308 is fixedly connected to the sliding shielding plate 302, so that the auxiliary spraying hole on the sliding shielding plate 302 can be aligned with the slot hole on the storage box 301, and the dry powder can be sprayed out, and a tensioning spring 309 is connected between the other end of the driving connecting rod 308 and the storage box 301 and used for pulling the driving connecting rod 308 to reset, so that the sliding shielding plate 302 can seal the slot hole again, and the dry powder is prevented from leaking.
Referring to fig. 1 to 12, the plugging control mechanism 4 is fixed on the outer wall of the busway external frame 1, the plugging control mechanism 4 is used for blocking the discharge of the heat exchange water, so that the heat exchange water can be sprayed out, and the effect of extinguishing the external fire of the busway external frame 1 is achieved, the plugging control mechanism 4 comprises a fixing frame 401 for providing a space for blocking the discharge of the heat exchange water, the fixing frame 401 is fixed on the water outlet pipe 102, the fixing frame 401 is prevented from dropping, a supporting ball cover 402 is fixed in the fixing frame 401 and used for assisting in discharging the heat exchange water, so that the heat exchange water can be in contact with the expansion plugging ball 403 when being discharged, and the temperature of the expansion plugging ball 403 can be changed along with the temperature change of the heat exchange water.
Referring to fig. 11 to 12, an expansion plugging ball 403 is disposed in the support ball cover 402, and the material of the expansion plugging ball 403 is a memory alloy, so that the expansion plugging ball 403 can expand rapidly after the temperature is raised, and can fill up the support ball cover 402, so that the heat exchange water can not be discharged, and the movement of the connection push rod 406 can be pushed.
Referring to fig. 11-12, a plurality of support sleeves 404 are fixedly connected between the support ball cover 402 and the fixing frame 401 to provide a space for the contact and separation of the trigger bar 408 and the trigger frame 409, and a limit slide plate 405 is disposed in the support sleeves 404 to support the trigger bar 408 and the connecting push rod 406 and to drive the trigger bar 408 to move.
Referring to fig. 11 to 12, a connecting push rod 406 is fixedly connected to the limiting slide plate 405, and the other end of the connecting push rod 406 is fixedly connected to the expansion blocking ball 403, so that the expansion blocking ball 403 can push the connecting push rod 406 to retract after expanding and expanding, and further push the trigger rod 408 to move.
Referring to fig. 11 to 12, a return spring 407 is connected between a surface of the limit sliding plate 405 away from the connecting push rod 406 and the support sleeve 404 for pushing the limit sliding plate 405, so that the limit sliding plate 405 drives the trigger rod 408 to be separated from the trigger frame 409, one side of the limit sliding plate 405 is provided with the trigger rod 408 and the trigger frame 409, the trigger rod 408 is fixed on the limit sliding plate 405, and the trigger frame 409 is fixed on the support sleeve 404.
When the bus conductor 209 is used normally, a worker introduces heat exchange water into the cavity through the water inlet pipe 101, and then the heat exchange water is discharged outwards through the water outlet pipe 102 and contacts the expansion plugging ball 403 in the discharging process, so that the temperature of the expansion plugging ball 403 changes along with the change of the heat exchange water;
when fire breaks out in the bus duct outer frame 1, the temperature of the fire area in the bus duct outer frame 1 can be rapidly raised, so that the temperature of the fixing sleeve cover 202 and the storage tank 203 can be raised, when the temperature is raised to a certain height, the polypropylene film 204 can be melted, aluminum sulfate is crushed and falls down into a sodium bicarbonate solution, the aluminum sulfate and the sodium bicarbonate solution are contacted with each other and then react rapidly, a large amount of carbon dioxide can be generated, and carbon dioxide gas can float upwards through the conveying pipeline 303 and enter the storage tank 301;
the extrusion frames 304 are pushed to slide along with the entering of carbon dioxide, so that the dry powder can be extruded by the pair of extrusion frames 304, the lower leakage grooves 306 are leaked out after the extrusion frames 304 slide for a certain distance, carbon dioxide enters the sliding cavity 307, the driving connecting rod 308 is pushed to move, the driving connecting rod 308 drives the sliding shielding plate 302 to move after moving, the auxiliary spraying holes in the sliding shielding plate 302 are aligned with the groove holes in the storage box 301, and then the dry powder can be sprayed downwards, so that the fire extinguishing effect is realized;
when fire happens outside the bus duct outer frame 1, the fire can be baked on the bus duct outer frame 1, so that the temperature of heat exchange water in the cavity of the bus duct outer frame 1 is quickly increased, and the heat exchange water can be sprayed on the expansion plugging ball 403 when being discharged, so that the temperature of the expansion plugging ball 403 is also quickly increased, and the expansion plugging ball 403 can be quickly expanded after the temperature is increased, so that the connection push rods 406 can be pushed to be inserted back into the support sleeve 404, and the support ball cover 402 can be plugged, so that the heat exchange water cannot be discharged continuously;
insert the in-process at connecting push rod 406 back and can promote spacing slide 405 to promote trigger bar 408 and trigger frame 409 contact through spacing slide 405, at this moment external control ware can control a plurality of automatically controlled valves 104 and open, thereby make heat transfer water can directly spout from spray tube 103, and then realize putting out the effect of the outside intensity of a fire of bus duct outrigger 1 fast.
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.
Furthermore, it should be understood that although the specification has been described in terms of embodiments, not every embodiment includes every single embodiment, and such description is for clarity purposes only, and it will be appreciated by those skilled in the art that the specification as a whole can be combined as appropriate to form other embodiments as will be apparent to those skilled in the art.
Claims (10)
1. A dual fire prevention type bus duct, its characterized in that includes:
the bus duct outer frame (1) is provided with a cavity in a chiseling mode, and heat exchange water is filled in the cavity;
the gas supply mechanism (2) is arranged below the bus duct outer frame (1), the gas supply mechanism (2) comprises a support frame (201), a sodium bicarbonate solution is filled in the support frame (201), a plurality of fixed sleeve covers (202) are arranged above the support frame (201), a storage tank (203) is arranged in each fixed sleeve cover (202), a polypropylene film (204) is fixed on each storage tank (203), and aluminum sulfate powder is filled between each polypropylene film (204) and each storage tank (203);
the inner fire extinguishing mechanism (3) is installed on the inner wall of the bus duct outer frame (1), the inner fire extinguishing mechanism (3) comprises a storage box (301), a locking groove is formed in the storage box (301), a groove hole is formed in the side wall of the locking groove, a sliding shielding plate (302) is arranged in the locking groove, and an auxiliary jet hole is formed in the sliding shielding plate (302);
the plugging control mechanism (4) is fixed on the outer wall of the bus duct outer frame (1), and the plugging control mechanism (4) is used for blocking the discharge of heat exchange water, so that the heat exchange water can be sprayed out, and the effect of extinguishing the external fire of the bus duct outer frame (1) is achieved.
2. A dual-fireproof bus duct according to claim 1, wherein a water inlet pipe (101) and a water outlet pipe (102) are connected to the bus duct outer frame (1), the water inlet pipe (101) and the water outlet pipe (102) are communicated with the cavity, a plurality of grooves are formed in the bus duct outer frame (1), and a pair of sliding grooves are formed in the side walls of the grooves.
3. A double-fireproof bus duct according to claim 1, wherein a plurality of uniformly distributed spraying pipes (103) are arranged on the bus duct external frame (1), the spraying pipes (103) are communicated with the cavity, and an electric control valve (104) is mounted on each spraying pipe (103).
4. A double-fireproof bus duct according to claim 2, wherein both sides of the supporting frame (201) are fixedly connected with a limiting slide bar (205), the limiting slide bar (205) is arranged in the slide groove, a fixing bolt is in threaded connection with the limiting slide bar (205), and the fixing bolt is in threaded connection with the bus duct external frame (1).
5. A double-fireproof bus duct according to claim 1, wherein a fixed supporting column (206) is fixedly connected to the fixed sleeve cover (202), a lower mounting plate (207) and an upper mounting plate (208) are arranged above the fixed supporting column (206), and a plurality of bus conductors (209) are arranged between the lower mounting plate (207) and the upper mounting plate (208).
6. A double-fire-proof bus duct according to claim 1, wherein a pair of conveying pipes (303) are connected between the storage tank (301) and the supporting frame (201), a pair of extrusion frames (304) are arranged in the storage tank (301), dry powder is filled between the pair of extrusion frames (304), and a fixing spring (305) is connected between the surface of each pair of extrusion frames (304) far away from each other and the storage tank (301).
7. A double-fire-proof bus duct according to claim 1, wherein a lower leakage groove (306) and a pair of sliding cavities (307) are cut on the storage box (301), the lower leakage groove (306) is communicated with the pair of sliding cavities (307), a driving connecting rod (308) is arranged in the sliding cavity (307), one end of the driving connecting rod (308) is fixedly connected with the sliding shielding plate (302), and a tension spring (309) is connected between the other end of the driving connecting rod (308) and the storage box (301).
8. A double-fire-proof bus duct according to claim 2, wherein the blocking control mechanism (4) comprises a fixing frame (401), the fixing frame (401) is fixed on the water outlet pipe (102), a supporting ball cover (402) is fixed in the fixing frame (401), and an expansion blocking ball (403) is arranged in the supporting ball cover (402).
9. A double-fireproof bus duct according to claim 8, wherein a plurality of support sleeves (404) are fixedly connected between the support ball cover (402) and the fixing frame (401), a limiting sliding plate (405) is arranged in each support sleeve (404), a connecting push rod (406) is fixedly connected to each limiting sliding plate (405), and the other end of each connecting push rod (406) is fixedly connected with the expansion blocking ball (403).
10. A double-fireproof bus duct according to claim 9, wherein a return spring (407) is connected between one surface of the limiting sliding plate (405) far away from the connecting push rod (406) and the supporting sleeve (404), a trigger rod (408) and a trigger frame (409) are arranged on one side of the limiting sliding plate (405), the trigger rod (408) is fixed on the limiting sliding plate (405), and the trigger frame (409) is fixed on the supporting sleeve (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211300489.5A CN115377905B (en) | 2022-10-24 | 2022-10-24 | Dual-fireproof bus duct |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211300489.5A CN115377905B (en) | 2022-10-24 | 2022-10-24 | Dual-fireproof bus duct |
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| Publication Number | Publication Date |
|---|---|
| CN115377905A true CN115377905A (en) | 2022-11-22 |
| CN115377905B CN115377905B (en) | 2023-02-07 |
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| CN202211300489.5A Active CN115377905B (en) | 2022-10-24 | 2022-10-24 | Dual-fireproof bus duct |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111082380A (en) * | 2020-01-21 | 2020-04-28 | 福建成田科技有限公司 | Bus duct |
| CN210898431U (en) * | 2019-10-22 | 2020-06-30 | 纳图电气(江苏)有限公司 | Mineral fire-resistant bus duct |
| CN214044940U (en) * | 2020-12-31 | 2021-08-24 | 广州市百基电气设备有限公司 | Fireproof bus duct |
| CN113725792A (en) * | 2021-09-03 | 2021-11-30 | 李涛 | Intelligent cooling fireproof bus duct |
| CN114784731A (en) * | 2022-04-28 | 2022-07-22 | 陆柳蕙 | Bus duct with fire prevention function |
-
2022
- 2022-10-24 CN CN202211300489.5A patent/CN115377905B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210898431U (en) * | 2019-10-22 | 2020-06-30 | 纳图电气(江苏)有限公司 | Mineral fire-resistant bus duct |
| CN111082380A (en) * | 2020-01-21 | 2020-04-28 | 福建成田科技有限公司 | Bus duct |
| CN214044940U (en) * | 2020-12-31 | 2021-08-24 | 广州市百基电气设备有限公司 | Fireproof bus duct |
| CN113725792A (en) * | 2021-09-03 | 2021-11-30 | 李涛 | Intelligent cooling fireproof bus duct |
| CN114784731A (en) * | 2022-04-28 | 2022-07-22 | 陆柳蕙 | Bus duct with fire prevention function |
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| Publication number | Publication date |
|---|---|
| CN115377905B (en) | 2023-02-07 |
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Denomination of invention: A double fireproof Bus duct Effective date of registration: 20230620 Granted publication date: 20230207 Pledgee: Bank of China Limited Yangzhong Branch Pledgor: JIANGSU LESHI ELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2023980044713 |