CN201231029Y - Spring drive dry-powder automatic fire extinguisher - Google Patents

Abstract

The utility model relates to a spring-driven automatic dry powder fire extinguisher. An inner ring of a tight coil spring uses a central shaft as a fulcrum; the tension of an outer ring is applied to a bracket which is connected with a bottom sheel of a round machine body; and the central shaft is provided with a clamped shaft and a clamped wheel which are clamped in a semicircular slot of a clamped wheel splint connected with the bracket to cause the coil spring to store force. When the temperature of a fire scene reaches the set value of the temperature-limiting of a glass bead, the glass bead is broken, a supported guide support bar, a movable stick plate and a horizental bearing rod are moved under pressure, and the bottom sheel of the round machine body and the braket subside therewith, causing the clamped wheel splint to be seperated and disengaged from the the clamped wheel and the clamped wheel as well as the bottom sheel of the round machine body, so that a 360-degree powder oulet is formed; when a powder slice is pressed and the dry power is pressed and scattered, the dry powder falls on the bottom sheel of the round machine body and is evenly scattered in a protection according to the design angle to entinguish fire of A, B and C kinds; an alarming switch subsides along with the bracket, a switching lever is released, and an alarming power supply is connected. The spring-driven automatic dry powder fire extinguisher is provided with a ratchet wheel lifting and hanging device.

Description

Spring drives the dry powder Automatic Fire Extinguisher

Technical field

The utility model relates to civilian fire-fighting fire extinguishing equipment, especially use the nest coil spring to drive fire extinguisher and revolve the Temperature Control Type Automatic Fire Extinguisher that spreads fire-fighting powder, and possess and to connect synchronously that warning power supply function, supporting booster type ratchet promote, suspension arrangement as interior storage power.

Background technology

At present, worldwide civilian fire-fighting equipment market is still based on all kinds of hand fire extinguisher materials, when extensively popularizing and bearing the fire prevention critical function, the history identity hand fire extinguisher material of decades is to unmanned burning things which may cause a fire disaster of finding or fire on a large scale, and effect is restricted.Automatic Fire Extinguisher is the direction that safety in production is pursued, mainly by cigarette sense or temperature alarm, water spray, all kinds of spraying water-type extinguisher, all kinds of gas fire extinguisher are formed automatically.Wherein cooperate cigarette sense warning utilization the most general with automatic water spray, it acts in theory, in the field of business being considered to " movable fire compartment ", the as seen haunt and plague height in its status.But in unmanned places such as the factory that high-tension electricity, liquid fuel, chemical materials, precision equipment are arranged, warehouse or power distribution room, mobile base station, Computer Facilities, all the incompatibility water is put out a fire.And all kinds of gases go out device after " breathe out dragon " withdraws from fire-fighting market, also accumulate in indoorly because of the gas of high pressure conditions may leak, and the gas raw material of fire extinguishing has certain injury to human body, so the field of employment is restricted gradually.

Summary of the invention

As realizing automatic fire control in the place that automatic water sprinkling fire-distinguishing device can not be installed, and need not to use gas cylinder or electric power power as fire extinguisher, it is the Automatic Fire Extinguisher of power with the spring driving that the utility model provides a kind of, this spring drives Automatic Fire Extinguisher and has used the fire-fighting powder that can put out A, B, C three class fire to be raw material, can be installed in the various places of self-extinguishing that need and use, can under the situation of not cutting off the power supply, connect the warning power supply of night shift room simultaneously.

The technical scheme that its technical problem that solves the utility model adopts is: after the axis that the utility model spring drives the dry powder Automatic Fire Extinguisher is installed into the hook import by pulley lacing film and axle is that the load-bearing main part can not rotate again, has coiled the inboard shell fragment of tight nest coil spring and has been connected on the axis with the gong bolt and leans on the fulcrum that rotates when loosening; Outside shell fragment is connected on the support with the gong bolt, and support links with the body drain pan of circle, and the tension force of outside shell fragment can drive support and the body drain pan rotates along axis; Also be installed with axis on the axis, the card wheel is equipped with at the axis two ends, mid-stent is equipped with and blocks the corresponding card wheel of wheel supporting plate, behind the vertical push rod jack-up body drain pan and support of underpart, half slot in the card wheel supporting plate blocks card and takes turns, and makes to coil tight nest coil spring tension force and revert on the axis by axis and stored.Limit warm opening device installing rack to connect with the axis bottom, the body drain pan utilizes the platform of horizontal bearing rotation during as the base of accepting complete machine weight and acting.When vertical push rod is installed, its upper end jack-up body drain pan also bears complete machine weight, 90 ° of angles, its lower end are held bar with level and are contacted, the level of acting on is held on the bar after transferring vertical gravity to level top power, level hold the bar level stressed after, the top masterpiece is used in the movable thick stick plate of its contact with it, movable thick stick plate is passed to the guiding strut after by lever principle gravity being reduced, the guiding strut is used in masterpiece on the warm bead of limit, limit warm bead to be fixed on the warm opening device installing rack of limit, bearing level top power at last by regulating the gong bolt.Also be equipped with on the support and dial the press-powder sheet and dial the compressing tablet spring, when acting is sunk, fire-fighting powder can be depressed and broken up.The fire extinguisher loam cake also has been fixedly connected on the axis, the body shell of fire extinguisher loam cake and drum shape is fixedly connected, guaranteed that the body shell can not move, body shell lower end plate inserts in the groove of body drain pan lower end during by vertical push rod jack-up at the body drain pan, loads fire-fighting powder in the body shell.Warning power switch pulling shaft joining power line one end, afterbody are pulled out also and are hung on the hook that joins with support behind the compression press spring, and it is separated with the opening and closing tailgate that the power line other end is housed, and cause electric current to be in off-state.The fire extinguisher that assembling finishes is installed to the good protection domain top of indoor calculating by the lifting of booster type ratchet, suspension arrangement: all there is the gong bolt that rises of splashing for preparing at the suspension bracket two ends to the lifting of top, cement house ratchet, suspension arrangement, and by punching on the roof the fixedly suspension bracket of gong bolt that rises of splashing are installed; The installing hole that the roof ratchet promotes to setting a roof beam in place, there is symmetry at the suspension bracket two ends of suspension arrangement, to enclose the iron chains two ends of pricking beam column by the gong bolt and tighten up fixedly suspension bracket, drive ratchet shaft when the ratchet installed on the suspension bracket rotates and rotate, intert at one end of the steel wire rope on the axle with axle then tighten up on axle; Ratchet is oppressed hook tooth repeatedly and is made ratchet do unidirectional rotation by spurring coaxial shift fork and the shifting block on the shift fork; The ratchet check plate is installed on its axle, and spring is oppressed its front end between hook tooth, stops the ratchet revolution, but ratchet is when unidirectional acting rotation, and the periphery of hook tooth can back down the check plate acting; The other end of steel wire rope is extended down to the movable pulley that passes through on the fire extinguisher axis to be installed of ground on pulley lacing film and the axle down through the fixed pulley on the suspension bracket, hangs on the suspension bracket through upwards drawing again behind the movable pulley; Like this as long as spur shift fork repeatedly, fire extinguisher just can raise up, when the movable pulley axle on the axis pulley lacing film is promoted to the symmetry hook import department of installing on the suspension bracket, because calmly, movable pulley and hook on the heart yearn, as long as spur the stay cord of ratchet check plate lower end, leave between hook tooth the check plate front end in same, at fire extinguisher under reboot, steel wire rope drives the ratchet shaft revolution, and the movable pulley axle just can fall into hook import department, finishes the installation of fire extinguisher; When fire extinguisher expires the needs replacing, the pulling shift fork proposes the movable pulley axle from hook import department earlier, spur the stay cord of ratchet check plate lower end again, strain the stay cord that the plate lower end is dialled in the deceleration of installing on the check plate axle simultaneously, deceleration group plate upper end will drive the deceleration dish on the tight ratchet shaft of belt circle, thereby the rotating speed of control ratchet shaft has also just been controlled the playback speed that is through steel wire on the ratchet shaft, makes fire extinguisher on the controlled ground of putting back at the uniform velocity down.Fire extinguisher is after the good protection domain central point of calculating installs, when fire takes place to cause gradually room temperature to rise and reach the warm bead setting value of limit, because of physical action limits warm bead cracked voluntarily, its former balance top power of bearing discharges, cause joining with it guiding strut successively, the motion bar plate, level is held the displacement of bar, because of level is held 90 ° of angular contact of bar and vertical push rod, the displacement that level is held bar causes the vertical drop of vertical push rod, its effect that supports the body drain pan disappears, body drain pan and support sink under complete machine deadweight and group compressing tablet spring pressure, drop on down on the limit temperature opening device installing rack that connects with the axis bottom, being sitting in the axis is on the horizontal bearing in the center of circle; The body drain pan sinks the groove of its lower end is deviate from from the plate of body shell lower end, forms the annular dry powder outlet at 360 ° of angles; Rack sinking drives card and takes turns the supporting plate sinking, and the card wheel is deviate from the supporting plate half slot, the release of nest coil spring, and its outside shell fragment rotates tension force by supporting band motivation body drain pan; Rack sinking also drives the alarm switch hook and sinks, and the switch pulling shaft is deviate from from hook, resets under stage clip elastic force, contacts with opening and closing tailgate, and its power line that connects separately is switched to the warning electric bell with electric current; The sinking of support also drives dials that the press-powder sheet sinks and rotation, is depressing and breaing up fire-fighting powder simultaneously, and dry powder is weighed down down along body drain pan design point of view, and revolves equably in rotation at a high speed and be sprinkling upon in the fire extinguisher protection domain.

The beneficial effects of the utility model are: because of most of factory, warehouse, unattended power distribution room, Computer Facilities, mobile base station, archives material storehouse are because of having high-tension electricity, liquid fuel, chemical materials, precision instrument or computer terminal, the reason of papery archives, adopting fire-fighting powder is optimal selection as the fire extinguishing raw material, and the utility model adopts the dry powder that can put out a fire in these places as the fire extinguishing raw material just, and possesses automatic function.The state ministry of public security " GA602-2006 dry powder extinguishing installation Safety Industry standard " of its automatic fire-extinguishing function contrast issue on April 1st, 2006, use the utility model wherein to fill the product of 28 kilograms of dry powder quality specifications, in test can be simultaneously mould is disposable puts out a fire to 5 1A fire; Or 5 13B fire moulds are once put out a fire, protection domain calculates by the square of practicality also can reach 32 square metres, but the product of other specification then increasing or decreasing fire-fighting powder quality and flame failure protection area, wherein leading indicator: effectively revolve the time of spreading≤30S; Revolve to spread and lag behind and warning power connection time≤60S; Attack time≤30S.

The utility model spring drives the characteristics of dry powder Automatic Fire Extinguisher: with the mechanical energy that the tight back of nest circle disc spring dish stores, replace and use gases at high pressure or electric energy as acting power in the present civilian fire distinguisher.Its advantage shows as: (1) the utility model is to finish the fire extinguishing overall process with machine power, the fire that the aging short circuit of circuit appliance causes in the reality productive life accounts for 58% of fire number, this fire may cause on-the-spot local outage, and water pump, draft fan that spray supplies water, cigarette sense warning three big components of system as directed lost efficacy because of outage and incured loss through delay fire extinguishing; The utility model starts the extension of nest circle disc spring and the unlatching of meal outlet to limit warm bead, and the fire extinguishing overall process need not electric power, has guaranteed the stability of fire extinguishing.(2) flame failure protection scope significantly improves, and the utility model is to coil tight 360 ° of rotations of nest coil spring generation machine power drive fire extinguisher dry powder evenly to be spread out, and the maximum flame failure protection area of single product can reach 32 square metres.(3) compare as the fire extinguisher of power with adopting gases at high pressure, reliability increases, after gas cylinder formula fire extinguisher fills gases at high pressure, be subjected to release-push function and structural limitations, the permission leakage rate (GB GB4351-1997 5.7.2 bar) that has year 10%, the useful life of influence fire extinguishing, and need regularly to detect air gauge; The nest coil spring that the utility model uses by the aging measuring and calculating of matter material, exceeds three times useful life at least than gas cylinder fire extinguisher, and need not to detect maintenance in the operating period.(4) be provided with automatic warning power connection device, can be under the situation of not cutting off the power supply, unit is realized the power connection of remote locating alarming.(5) simple installation as long as the user understands specification, can hang up fire extinguisher by the power-assisted lifting device of the utility model configuration, and operation is simple and reliable, for penetration and promotion provides prerequisite.(6) good looking appearance, the similar lamp affixed to the ceiling outward appearance of the utility model fire extinguisher.(7) cost is cheap relatively.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Accompanying drawing is a vertical section of the present utility model structural map.

1. storage power nest coil spring, 2. axis, 3. nest coil spring inner ring gong bolts among the figure, 4. nest coil spring outer ring gong bolt, 5. support, 6. card wheel and axis, 7. card is taken turns supporting plate, 8. body drain pan, the 9. warm opening device installing rack of limit, 10. limit warm bead to regulate the gong bolt, the warm bead of 11. limits, 12. linear bearings, 13. the linear bearing installing plate, 14. guiding struts, 15. movable thick stick plates, 16. level is held bar, 17. linear bearings, 18. vertical push rods, 19. linear bearing, 20. insurance gong bolts, 21. horizontal bearings, 22. set aside the press-powder sheet, 23. groups of compressing tablet springs, gong mother in top on 24. springs, 25. the fastening bearing of axis, 26. in dial the press-powder sheet, 27. alarm switches hook, 28. alarm switches, 29. power line, 30. the fire extinguisher loam cake, 31. loam cake gong mothers, 32. ratchets and ratchet shaft, 33. shift fork and spring, 34. ratchet check plate, axle, spring, stay cord, 35. steel wire ropes, 36. fixed pulleys and axle, 37. movable pulley and axle, 38. movable pulley lacing film and axle, 39. hooks, 40 deceleration dishes, 41. deceleration pulling-on piece, 42. the deceleration driving lever, 43 shifting blocks, axle, spring is dialled the press-powder sheet on 44., 45. body shell, 46 warning power cord connectors, 47. the splash gong bolt (* 2) that rises, 48. dress iron chains gong keyholes (* 2).

The specific embodiment

Acting: when fire scene temperature rises to setting value, the limit temperature bead (11) that is withstood the rear end by the warm bead adjusting gong bolt of limit (10) can be cracked voluntarily, under the guiding of fire extinguisher gravity, produced horizontal shift and drive motion bar plate (15) upper end oppositely mobile by the guiding strut (14) of linear bearing installing plate (13) and linear bearing (12) location, being held force, bar (16) top by the level of linear bearing (17) location disappears, produce horizontal shift, because of it is 90 ° of angular contact with the vertical push rod (18) of being located by linear bearing (19), cause vertical push rod (18) to drop; Under the effect of dialling compressing tablet spring (23) tension force and deadweight, body drain pan (8) sinks down on horizontal bearing (21) panel of limitting on the warm opening device installing rack (9); Because loam cake gong mother (31) can not sink by the body shell (45) that axis (2) has withstood fire extinguisher loam cake (30) and connection with it, cause body shell bottom plate to deviate from from its groove with the sinking of body drain pan (8), fire extinguisher forms 360 ° of ring-type meal outlets; Simultaneously, what together sink with body drain pan (8) is the support (5) that joins with it, the card wheel supporting plate of installing on the support (7) also sinks thereupon, because card wheel (6) is to pass axis (2) assembling by axis, can not sink, the sinking of card wheel supporting plate (7) causes and blocks separating of wheel (6), the fire extinguisher release, coiled tight storage power nest coil spring (1) inner ring shell fragment, utilize the nest coil spring inner ring gong bolt (3) connect with axis (2) as fixed pivot, the support (5) that nest coil spring outer ring gong bolt (4) then passes to the tension force of outer ring shell fragment connection with it causes rotation; Support rotation cause body drain pan (8) rotation synchronously; In addition, support (5) sink also cause simultaneously mounted thereto set aside press-powder sheet (22), in dial press-powder sheet (26), on dial the sinking of press-powder sheet (44), also may depress simultaneously because of the dry powder that produces the ram-jolt precipitation in the transportation storage process, and rotate with the rotation of support (5), further dry powder is broken up; The fastening bearing of axis (25) guarantees that when treating an account of somebody's meritorious service attitude axis (2) relies on the perforation of body drain pan (8) and fire extinguisher loam cake (30) to keep stable; when body drain pan (8) sinks and rotate acting; reduce its friction; make body drain pan (8) rely on horizontal bearing (21) to rotate quickly, the dry powder that fills in the body shell (45) is revolved by design angle when hanging equably be sprinkling upon in the protection domain.

Alarm switch hook (27) is installed on the support (5), alarm switch (28) is screwed in the axis (2), its pull bar that stretches out is equipped with the compression spring and connects an end of power line (29), afterbody hangs on the alarm switch hook (27), opposite side is the bonnet that power line (29) are housed, driving alarm switch hook (27) when support (5) sinks sinks, loosened alarm switch pull bar (28), pull bar return under the liter of compression spring is opened bumps and connects bonnet, electric power forms path, connects the emergency alarm bell acting by warning power cord connector (46).

Install: the stay cord of tension ratchet check plate (34) lower end, make its upper end leave ratchet (32) between cog, just steel wire rope (35) can be pulled out, by splashing of the symmetry gong bolt (47) that rises the Strength of Suspension Gear suspension bracket is installed on the cement roof, tightens up lifting if back then will enclose the iron chains two ends of pricking beam column with the dress iron chains gong keyhole (48) of symmetry on the Strength of Suspension Gear suspension bracket by the gong bolt; Pulling shift fork (33), loosen the perseveration that rear spring causes shift fork (33) to reset, the axle rotation that shifting block in the motion on the shift fork (43) utilizes axial force and spring reset power to promote ratchet (32) tooth repeatedly and links to each other, make the steel wire rope (33) that is through in the ratchet shaft rolled-up from the rear end, ratchet constantly is pressed between cog by spring by ratchet check plate (34) vertically in rotation, and withstand and lift by crane the backward rotation that thing weight produces, therefore steel wire rope (33) is tightened up gradually, the steel wire rope front end is by fixed pulley and axle (36), movable pulley and axle (37) are hung again and are got back on the fixed pulley axis, because movable pulley (37) axle is through on the axis (2) by lacing film and axle (38), therefore fire extinguisher is sling gradually, when movable pulley axle (37) slides into the import of hook (39) position, the stay cord of pulling ratchet check plate (34) lower end, make the check plate front end leave ratchet (32) between cog, under the fire extinguisher deadweight, movable pulley axle (37) just can fall in hook (39) import, take down insurance gong bolt (20) afterwards, fire extinguisher installs.

When expiring, fire extinguisher changes when need put down, earlier movable pulley axle (37) is pulled out hook (39) import by mounting means, hold deceleration driving lever (42) then, because deceleration pulling-on piece (41) one ends are contained on ratchet check plate (34) axle, ring-like entangle deceleration dish (40) after, the other end is contained in the coaxial deceleration driving lever (42) of ratchet check plate (34) and goes up in the hole, utilize the afterburning control of lever deceleration dish (40) rotating speed, ratchet and the ratchet shaft (32) of pricking steel wire rope because of deceleration dish and volume are coaxial, therefore also just controlled the decrease speed of fire extinguisher, put down until fire extinguisher by the dynamics that unclasps of deceleration pulling-on piece (41).

Claims (3)

1, a kind of dry powder Automatic Fire Extinguisher that uses the nest coil spring as interior storage Mechanical Driven kinetic energy has storage power nest coil spring and Internal and external cycle gong bolt, axis, body shell, body drain pan, support; Card wheel and axis, card wheel supporting plate; Limit warm bead and gong bolt, guiding strut, movable thick stick plate, level to hold bar, linear bearing, vertical push rod, installing rack; Horizontal bearing, body shell loam cake and gong mother, upper, middle and lower are dialled the press-powder sheet, are dialled compressing tablet spring and the female composition of gong, its feature: coiled tight storage power nest coil spring, inboard shell fragment connects axis and leans on by the gong bolt and is fulcrum, and then shell fragment acts on tension force by the gong bolt on the body drain pan of support and connection and forms the spring powered device outward; During by vertical push rod jack-up, its half slot entangles card wheel to card on support wheel supporting plate, by passing the axis formation spring powered locking device of axis on the card wheel at the body drain pan; Limit warm opening device installing rack to connect with the axis bottom, the horizontal bearing on the installing rack is that the center of circle forms base platform with the axis; Limit warm bead by the gong bolt on the installing rack, hold the bar interlock with guiding strut, movable thick stick plate, level successively, vertical push rod holds bar with level and contacts for 90 °, and vertical push rod jack-up body drain pan forms the warm opening device of limit; Body shell, fire extinguisher loam cake and axis are fixedly connected, and insert in the body drain pan groove body shell lower end, in the body shell fire-fighting powder is housed.

2, drive the dry powder Automatic Fire Extinguisher according to claim 1 described spring, alarm switch by alarm switch pulling shaft and the automatic connection warning power supply that stage clip is linked up with, power line is formed is housed, it is characterized in that: the alarm switch pulling shaft connects with the alarm switch hook is movable.

3, drive the dry powder Automatic Fire Extinguisher according to claim 1 described spring, by suspension bracket and rise gong bolt, dress iron chains gong keyhole, ratchet and check plate, the deceleration dish and slowing down of splashing dial the lifting of booster type ratchet, the suspension arrangement that plate, shift fork and shifting block, axle, spring, steel wire rope, fixed, movable pulley, hook are formed, it is characterized in that: being equipped with on the suspension bracket splashes rise gong bolt and dress iron chains gong keyhole, ratchet, deceleration dish, shift fork, spring, steel wire rope are coaxial, ratchet check plate and slow down to dial plate coaxial, fixed, movable pulley and the same middle heart yearn of hook.

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