CN2444039Y

CN2444039Y - Opening and closing system for air-vent of electrical exhausting flue and exchanging air

Info

Publication number: CN2444039Y
Application number: CN 00217140
Authority: CN
Inventors: 蔡黎平
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-06
Filing date: 2000-04-06
Publication date: 2001-08-22
Anticipated expiration: 2010-04-06

Abstract

The utility model relates to a natural fume exhausting and air exchanging window opening / closing system for electric machinery, which is suitable for windows with various shapes and various opening forms in buildings. The utility model is characterized in that a steel cable is connected with an electric controller through steel wire pulleys of a window frame and a window sash and rotary pulleys of a building; the window sash is connected with the window frame through a metal fireproofing hinge; both sides of the window sash are connected with both sides of the window frame through hydraulic or pneumatic opening / closing shafts; the upper edge frame of the last window sash and the lower edge frame of the corresponding window frame of each set of the fume exhausting and air exchanging windows are respectively provided with electric limit switches. The utility model has the advantages of high safety, simple and convenient installation, and strong operability, and can discharge the fume in the building rapidly.

Description

Electronic natural draught system, air hole open and close system

The utility model relates to a kind of motor machine natural draught system, air hole open and close system that is applicable to multiple shape and multiple unlatching form window in the building.

Used smoke evacuation, air exchange system generally adopt the cost height in the current building field, the volume that takes up room is big, need regular maintaining, the duct type mechanical smoke extraction of complex operation, air exchanging method, or adopt the manual switching window of poor operability to discharge fume, take a breath.

The purpose of this utility model is in order to overcome the shortcoming of prior art, provide a kind of operation is simple and reliable can be to many fans window link motor machine natural draught system, the air hole open and close system of control.

Scheme of the present utility model is achieved like this, it comprises window frame, window light, it is characterized in that, at each window frame, be equipped with wireline pulley on the sash respectively, on the metope of building, be equipped with the steel wire angle pulley, wire rope passes through window frame, the wireline pulley that is equipped with on the sash, the steel wire angle pulley is connected with electric controller, sash wherein is connected by metal fire prevention hinge between one side with window frame, sash opens and closes axle with two sides of window frame by hydraulic pressure or air pressure and is connected, in each interlock combination smoke evacuation, be equipped with electronic limit switch respectively on the upper edge frame of last sash of air hole and on the lower edge frame of last window frame.

Owing to adopted such scheme, overcome present building smoke evacuation, the shortcoming of air exchange system, its advantage is, the occupation rate of architectural space is saved, invest little, safe, simple installation, workable, fast, can be to far away, many fans window of required switching is concentrated interlock control in the higher zone, meet the fire-fighting in the present building field, requirements such as environmental protection, in case breaking out of fire in the building, as long as people are in the smoke evacuation far and apart the fire bed face, air hole control device place, press and release the button, just can open the required smoke evacuation of architectural design rapidly, air hole aperture area angle.Reduce or reduce in the fire infringement that causes casualties, building because of flue gas and heat to greatest extent, to outdoor discharge, make personnel flee from building rapidly heats a large amount of in the building and flue gas.Reduce, reduce the gathering of heat to greatest extent, reduce the fire that produces mushroom cigarette shape and spread the danger that spreads.Can prevent to make the too early large tracts of land in building roof to collapse, reduce flammable explosive gas the flowing and gathering in building that leaks out.Make the fire fighter can see where fire burns simultaneously, the personnel and the fire fighter that reduce to greatest extent in the building are subjected to the roasting harm of smoke fire.The native system design is unique, specious practicality can be widely used in the necessary large space warehouse that adopts high waist window, the canopy of the heavens, roof window, smoke etc. to need natural draught system, ventilation, workshop, market, garage, hangar, departure lounge, library, exhibition hall, physical recreation place etc.

The utility model embodiment is described further in conjunction with the accompanying drawings.

Fig. 1 is electronic natural draught system, air hole open and close system schematic diagram;

Fig. 2 is electronic natural draught system, the positive signal of air hole open and close system electric operated control box assembling

Figure;

Fig. 3 is electronic natural draught system, air hole open and close system electric operated control box assembling plan view;

Fig. 4 is an electric controller gear steel wire trough structural representation;

Fig. 5 is electronic natural draught system, air hole open and close system electrical schematic diagram.

By shown in Figure 1, electronic natural draught system, the air hole open and close system, it comprises window frame 6, sash 7, glass 9, at each window frame 6, be equipped with wireline pulley 3 on the sash 7 respectively, 4, on the metope of building, be equipped with steel wire angle pulley 2, wire rope 10 passes through window frame, the wireline pulley 3 that is equipped with on the sash, 4, steel wire angle pulley 2 is connected with electric controller 1, sash wherein is connected by metal fire prevention hinge 8 between one side with window frame, two sides of sash open and close axle 5 with two sides of window frame by hydraulic pressure or air pressure and are connected, in each interlock combination smoke evacuation, be equipped with respectively on the upper edge frame of last sash of air hole and on the lower edge frame of last window frame and close window limit switch 12, the limit switch 11 of windowing.Shown in Fig. 2,3,5, electric controller is made up of change gear box 16, gear steel wire trough and electronic control circuit.Shown in Fig. 2,3, it is made up of the gear steel wire trough steel wire fluted shaft 23, baffle plate 24, band gear baffle plate 18, the two ends of steel wire fluted shaft 23 respectively are set with clamping plate 17, two clamping plate are symmetrical in steel wire fluted shaft 23 and are located by last lower plate location hollow shaft 20, two clamping plate trailing flanks are connected with steel wire trough support 31 by screw, above the hollow shaft 20 of clamping plate location, be equipped with wire rope locating shaft 27, its two ends are connected with clamping plate by screw 25, and band gear baffle plate 18 is meshed with the final stage gear 19 of change gear box 16.Be equipped with wire rope set screw 28 on the wire rope locating shaft 27, be used for fixing the wire rope protecting pipe.By shown in Figure 5, electronic control circuit, it comprises d.c. motor D, transformer BK, rectification circuit, rectification circuit is connected with pass window circuit with the circuit of windowing respectively through stopping button TA, window circuit by and be connected to the relay ZC that windows self-holding contact window press button ZA with window the constant close contact ZXK of limit switch 11, close the constant close contact of window relay FC and the coil of the relay ZC that windows and be in series, close the window circuit by and be connected to the pass window press button FA and the constant close contact FXK that closes window limit switch 12 of the self-holding contact that closes window relay FC, the window constant close contact of relay ZC and the coil that closes window relay FC is in series.Hydraulic pressure or air pressure open and close axle, directly are installed in respectively on the sash window frame, go up outstanding outer support sash and go up outstanding in the obforms sash adopt air-pressure type to open and close axle.Open and close the long and short difference of axle, determined the size of the aperture area of sash, and determine to adopt the hydraulic pressure of how many diameters, air pressure to open and close axle according to the deadweight that opens and closes sash.This electronic natural draught system, each part device of air hole open and close system all can adopt the hidden-type device to install except that exposing by the dress, comprise the parts on window frame, the sash.System installs: is connected with wireline pulley 3 on last window frame 6 by 10 1 of wire rope, is locked by the steel wire set screw, pass through two wireline pulleys 4 on the sash 7; Two wireline pulleys 3 on the window frame 6, wireline pulley 3 on two wireline pulleys 4, window frame 6 on the sash 7 again, then by the steel wire angle pulley 2 on wall or the post, lay downwards to passing metal steel wire protecting pipe in the electric controller 1 along wall or post, fixing by the set screw on wire rope locating shaft 27 holes 28; Be connected with steel wire locating hole on the steel wire fluted shaft 23, fix by set screw.Hydraulic pressure or air pressure open and close axle 5 two end landing nipple devices, according to the deadweight of desired smoke evacuation, ventilation opening degree and window, adopt different in sizely, and hydraulic pressure that diameter does not wait or air pressure switching spools 5 is installed in the window frame 6 of smoke evacuation, air hole respectively, on the sash 7.The position, upper edge of last window frame 6 of every combination is provided with the electronic limit switch 12 under the window closing state; Electronic limit switch 11 under the state of windowing is set at the position, lower edge of window frame 6.Electric controller 1 is installed in to be needed to adopt in the design allowed band of smoke evacuation, air hole, 1.1 meters-1.5 meters of distance ground lines, is convenient on the wall or post of personnel operation, by the opening and closing operations program of electric controller 1 control whole system.When needing smoke evacuation, ventilation in the building, as long as press " opening " button ZA on electric controller 1 panel 14, make relay ZC (29) adhesive of windowing of electric controller 1 connect motor 15, the motor starting, through the change gear box speed change, by the gear baffle plate 18 of its final stage gear 19 drive steel wire troughs, make the wire rope 10 on the gear steel wire fluted shaft 23 be release counterclockwise.Simultaneously, hydraulic pressure on sash 7 and the window frame 6 or air pressure open and close axle 5 because the effect of outer support power begins the outwards slow action of upholding, tractive steel wire 10 is through all wireline pulley 2,3,4 actions, smoke evacuation, ventilation sash are opened successively automatically, when the lower edge of every combination smoke evacuation, last window of air hole touches the constant close contact ZXK of the electronic limit switch 11 on its position, respective block lower edge, constant close contact ZXK disconnects, and makes the circuit of windowing of controller 1 disconnect relay ZC (29).Outage discharges, and motor 15 stops, and promptly finishes smoke evacuation, air hole electric operating program.When closing, press " pass " the button F A on electric controller 1 panel 14, operating principle is as above-mentioned, just the wire rope 10 of the outer support power that the hydraulic pressure on sash 7 and the window frame 6 or air pressure are opened and closed axle 5 when extended configuration taken in the steel wire troughs, by all wireline pulleys 2,3, the outer support power tractive motion of 4 balanced contractions, making hydraulic pressure or air pressure open and close axle 5 slowly inwardly shrinks, lentamente sash 7 is shut successively, when being installed in every combination smoke evacuation, when the constant close contact FXK of the electronic limit switch 12 in the upper edge of last window of air hole touches its position, respective block upper edge, constant close contact FXK disconnects, the pass window circuit of controller 1 is disconnected, closing window relay FC (29) outage discharges, motor 15 stops, and promptly finishes and closes smoke evacuation, the air hole operation sequence.

Claims

1, a kind of electronic natural draught system, the air hole open and close system, it comprises window frame (6), sash (7), glass (9), it is characterized in that, in each window frame (6), be equipped with wireline pulley (3) on the sash (7) respectively, (4), on the metope of building, be equipped with steel wire angle pulley (2), wire rope (10) passes through window frame, the wireline pulley that is equipped with on the sash (3), (4), steel wire angle pulley (2) is connected with electric controller (1), sash wherein is connected by metal fire prevention hinge (8) between one side with window frame, sash opens and closes axle (5) with two sides of window frame by hydraulic pressure or air pressure and is connected, in each interlock combination smoke evacuation, be equipped with respectively on the upper edge frame of last sash of air hole and on the lower edge frame of last window frame and close window limit switch (12), the limit switch (11) of windowing.

2, electronic natural draught system according to claim 1, air hole open and close system is characterized in that, described electric controller is made up of change gear box (16), gear steel wire trough and electronic control circuit.

3, according to claim 1,2 described electronic natural draught systems, the air hole open and close system, it is characterized in that, described gear steel wire trough it by steel wire fluted shaft (23), baffle plate (24), band gear baffle plate (18) is formed, the two ends of the steel wire fluted shaft (23) of steel wire trough respectively are set with clamping plate (17), two clamping plate are symmetrical in steel wire fluted shaft (23) and last lower plate location hollow shaft (20) location are arranged, two clamping plate trailing flanks are connected with steel wire trough support (31) by screw, the top of clamping plate location hollow shafts (20) up is equipped with wire rope locating shaft (27), its two ends are connected with clamping plate by screw (25), and band gear baffle plate (18) is meshed with the final stage gear (19) of change gear box (16).

According to claim 1,3 described electronic natural draught systems, air hole open and close system, it is characterized in that 4, described clamping plate location hollow shaft (20) is equipped with wire rope set screw (28) thereon, is used for fixing the wire rope protecting pipe.

5, according to claim 1,2 described electronic natural draught systems, the air hole open and close system, it is characterized in that, described electronic control circuit, it is characterized in that, it comprises d.c. motor D (15), transformer BK (13), rectification circuit, rectification circuit is connected with pass window circuit with the circuit of windowing respectively through stopping button TA, window circuit by and be connected to the relay ZC (29) that windows self-holding contact window press button ZA with window the constant close contact ZXK of limit switch (11), close the constant close contact of window relay FC (29) and the coil of the relay ZC (29) that windows and be in series, close the window circuit by and be connected to the pass window press button FA and the constant close contact FXK that closes window limit switch (12) of the self-holding contact that closes window relay FC (29), the window constant close contact of relay ZC (29) and the coil that closes window relay FC (29) is in series.