CN206263565U - Foot device is twisted in a kind of smoke alarm multistation assembling - Google Patents

Abstract

Foot device is twisted the utility model discloses a kind of assembling of smoke alarm multistation, belongs to assembling product apparatus field.The utility model includes frame, lifting body and Ning Jiao mechanisms, lifting body includes elevating mechanism and top-pressure mechanism, elevating mechanism includes lifting frame and can drive the lift drive mechanism of lifting frame lifting, some groups of top-pressure mechanisms are provided with lifting frame, every group of top-pressure mechanism includes presenting a theatrical performance as the last item on a programme and can driving to present a theatrical performance as the last item on a programme compressing the pneumatic push-eject mechanism of smog alarm device assembly；Ning Jiao mechanisms include twisting pin units with some groups be installed on support installed in the support of upper rack, twisting pin unit for every group includes twisting pin drive mechanism, gear-box and stubborn bar, twisting pin drive mechanism to be connected with stubborn bar by gear-box, and twist the head of bar has stubborn pin groove.The utility model replaces being accomplished manually stubborn pin assembly work using mechanized equipment, twists pin pressure controllable, and product quality is stable, and qualification rate is high, and production efficiency is high, reduces cost of labor.

Description

Foot device is twisted in a kind of smoke alarm multistation assembling

Technical field

The utility model is related to a kind of assembling product equipment, more specifically to a kind of smoke alarm multiplexing hyte Dress twists foot device.

Background technology

For fire preventing, reduce fire damage has realistic meaning to smoke alarm, at present in family, public build The field extensive use such as build.As depicted in figs. 1 and 2, it is a kind of structural representation of smoke alarm, as seen from the figure, the smog Alarm 100 is mainly made up of base 101,103 3 parts of integrated circuit component 102 and upper lid, and integrated circuit component 102 sets Put in the space constituted in base 101 and upper lid 103, wherein, there are three pin 101a, integrated circuit component on base 101 102 are provided with three pin draw-in groove 102a that can be matched with above-mentioned pin 101a, when smoke alarm 100 is assembled, Integrated circuit component 102 is arranged in base 101, now pin 101a passes through pin draw-in groove 102a, while needing to pin 101a carries out twisting certain angle, so that integrated circuit component 102 is fixed in base 101.

At present, for above-mentioned pin 101a stubborn pin process is generally used and is accomplished manually, because pin 101a is in smog Fixation is not only acted as in alarm 100, while also act as being in contact with the contact on integrated circuit component 102 when fixed Conductive effect, therefore there is requirement very high for above-mentioned stubborn pin process, not only need to ensure integrated circuit component 102 and bottom Seat 101 twists pin under impaction state, good to ensure pin 101a contacts, and needs to ensure that thrust is moderate, prevents because of pressure Power is excessive and cause loose contact because pin 101a loosens during the subsequent transportation and use.And manually stubborn pin cannot be accurate Ensure pressure, the unstable product quality after assembling, qualification rate is relatively low, and packaging efficiency is very low, and shipment amount is few, while people Work cost is very high, improves the manufacturing cost of product.

The content of the invention

1. the utility model technical problem to be solved

The purpose of this utility model is to overcome existing smoke alarm assembling to twist pin above shortcomings, there is provided a kind of Foot device is twisted in the assembling of smoke alarm multistation, using the technical solution of the utility model, replaces artificial using mechanized equipment Complete to twist pin assembly work, twist pin pressure controllable, product quality stabilization, qualification rate is high, and production efficiency is high, reduce it is artificial into This.

2. technical scheme

To reach above-mentioned purpose, the technical scheme that the utility model is provided is：

Foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, including frame, located at bottom of the frame Lifting body and the Ning Jiao mechanisms located at upper rack, wherein,

Described lifting body includes elevating mechanism and top-pressure mechanism, and described elevating mechanism includes lifting frame and can The lift drive mechanism of lifting frame lifting is driven, some groups of top-pressure mechanisms, every group of high pressure apparatus are provided with described lifting frame Structure includes presenting a theatrical performance as the last item on a programme and can driving to present a theatrical performance as the last item on a programme compressing the pneumatic push-eject mechanism of smog alarm device assembly；

Described Ning Jiao mechanisms include twisting pin units with some groups be installed on support installed in the support of upper rack, Twisting pin unit for every group includes twisting pin drive mechanism, gear-box and stubborn bar, and described stubborn pin drive mechanism passes through gear-box and twists Bar is connected, and described stubborn bar is located at the corresponding surface presented a theatrical performance as the last item on a programme, and twist the head of bar have can with it is corresponding The stubborn pin groove that pin in smog alarm device assembly is engaged.

Further, described lifting body also includes two groups of supporting mechanisms located at lifting frame two bottom sides, often Group supporting mechanism includes pusher cylinder, support bar and extension spring, and one end of described support bar is hinged on the bottom of lifting frame, In the opening that the other end of support bar is set in frame, one end of described extension spring is connected on lifting frame, extension spring The other end is connected on support bar, and described pusher cylinder is fixed in frame, and pusher cylinder is located at the side of support bar；When When lift drive mechanism drives lifting frame to rise to range, the free end of support bar is under the lateral force effect of extension spring Leave and be open and be against in frame, when lift drive mechanism drives lifting frame to decline, pusher cylinder is by the freedom of support bar In the push-in opening of end.

Further, described top-pressure mechanism also includes the pressure detector of connection pneumatic push-eject mechanism, described pressure Force detector is used to monitor the air pressure of corresponding pneumatic push-eject mechanism.

Further, it is additionally provided with locating dowel at the top of described lifting frame.

Further, described lift drive mechanism includes lift cylinder, guide pillars and bushes, and described lifting frame leads to Cross guide pillars and bushes to be installed in frame, described lift cylinder is fixed in frame, and lift cylinder and lifting frame bottom Portion is connected；Described pneumatic push-eject mechanism includes top pressure cylinder, connecting rod and guidance set, and described top pressure cylinder is installed on In lifting frame, and top pressure cylinder is connected by connecting rod and presented a theatrical performance as the last item on a programme, described guidance set located at connecting rod and lifting frame it Between.

Further, described Ning Jiao mechanisms also include the heater for heating stubborn bar.

Further, described heater is the electric heating tube in stubborn bar.

Further, described stubborn pin drive mechanism includes drive cylinder, drives tooth bar, slide rail, sliding block and sliding tooth Wheel, described drive cylinder is fixed on support, and drive cylinder is connected with tooth bar is driven, and described driving tooth bar passes through slide rail Rack-mount with sliding block, described driving tooth bar is meshed with drive gear, and described drive gear is defeated with gear-box Enter axle to be connected.

Further, described driving tooth bar is meshed with the more than two drive gears being set up in parallel, each drive Moving gear is all connected with a gear-box.

Further, described gear-box has three output shafts, and each output shaft is all connected with a driven gear, tooth The input shaft of roller box connects a driving gear, and the driving gear is driven with three driven gears and nibbled respectively by idler gear Close, and each output shaft is connected with a stubborn bar.

3. beneficial effect

The technical scheme provided using the utility model, compared with existing known technology, is had the advantages that：

(1) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and it mainly by lifting body and is twisted Pin mechanism constitutes, and smoke alarm is pressed in Ning Jiao mechanisms upwards using lifting body, twists pin mechanism action and completes to twist pin Work, instead of using mechanized equipment and is accomplished manually stubborn pin assembly work, twist pin pressure controllable, and product quality stabilization is qualified Rate is high, and production efficiency is high, reduces cost of labor；

(2) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its lifting body includes lift Structure and top-pressure mechanism, elevating mechanism can fast lifting, making to present a theatrical performance as the last item on a programme is rapidly achieved smoke alarm component bottom, improves jack Structure efficiency of movement；Top-pressure mechanism can be corresponded with smog alarm device assembly, it is ensured that the smoke alarm group on each station Part is respectively provided with appropriate stacking pressure, be connected firmly after stubborn pin and make electrical contact with more substantially stabilized so as to ensure that, improves cigarette The quality stability and product percent of pass of fog siren；

(3) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its lifting body also includes being located at Two groups of supporting mechanisms of lifting frame two bottom sides, good supporting role can be played after lifting frame rise, improve The structural stability of lifting body, so as to meet the compression needs of the smog alarm device assembly on each station；Also, support Mechanism's design is ingenious, simple and compact for structure；

(4) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its top-pressure mechanism also includes connection The pressure detector of pneumatic push-eject mechanism, pressure detector is used to monitor the air pressure of corresponding pneumatic push-eject mechanism, using pneumatic Thrust compresses smog alarm device assembly, and compared with conventional motors compress mode, controllability that pneumatic thrust is adjustable is strong, is easy to pressure to supervise Survey, it is ensured that the smog alarm device assembly on each station is respectively provided with appropriate stacking pressure, and is easy to the regulation of stacking pressure；

(5) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and the top of its lifting frame also sets There is locating dowel, be easy to lifting body to be accurately positioned with smog alarm device assembly when pin is twisted in assembling, it is ensured that smoke alarm group The pin of part can be properly inserted in the stubborn pin groove of stubborn bar, realize accurately stubborn pin；

(6) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its Ning Jiao mechanism also includes being used for The heater of bar is twisted in heating, effectively prevent that the wax on smoke alarm package pin is viscous to be stayed on stubborn bar, prevents from twisting pin groove Block；The heater is the electric heating tube in stubborn bar, easy to implement, and heating is quick, and power consumption is relatively low；

(7) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its stubborn pin drive mechanism passes through tooth The linear motion of drive cylinder is converted to rotation, Stability Analysis of Structures reliability by wheel rackwork；And driving tooth bar can be with multigroup driving Meshed transmission gear, reduces the quantity of drive cylinder, reduces the cost of stubborn foot device, and can simultaneously complete multigroup cigarette The stubborn pin operation of fog siren, greatly improved the packaging efficiency of product；

(8) foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, and its gear-box has three outputs Axle, each output shaft is all connected with a driven gear, and the input shaft of gear-box connects a driving gear, and the driving gear passes through Idler gear is engaged with three driven gear transmissions respectively, and each output shaft is connected with a stubborn bar；Using the gear Pin is twisted in case, simple structure, stable transmission, three synchronizations of pin realized in smog alarm device assembly, improves product group Dress efficiency.

Brief description of the drawings

Fig. 1 is a kind of structural representation of smoke alarm；

Fig. 2 is the configuration schematic diagram of smoke alarm in Fig. 1；

Fig. 3 is to twist the positioning supporting plate that foot device is used cooperatively with a kind of smoke alarm multistation assembling of the present utility model Structural representation；

Fig. 4 is the structural representation that foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model；

Fig. 5 is the use shape for positioning supporting plate in foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model State schematic diagram；

Fig. 6 is the structural representation of the lifting body in the utility model；

Fig. 7 is structural representation of the lifting body in the utility model in initial position；

Fig. 8 is structural representation of the lifting body in the utility model in jacking position；

Fig. 9 is the structural representation of the Ning Jiao mechanisms in the utility model；

Figure 10 is one group of structural representation of stubborn pin unit in the utility model Ning Jiao mechanisms.

Label declaration in schematic diagram：

100th, smoke alarm；101st, base；101a, pin；102nd, integrated circuit component；102a, pin draw-in groove；103、 Upper lid；

200th, supporting plate is positioned；201st, poppet body；202nd, roller；203rd, through hole；204th, locations of contours block；205th, angle is fixed Position block；206th, boss；

1st, frame；11st, it is open；2nd, lifting body；21st, elevating mechanism；211st, lift cylinder；212nd, lifting frame；2121、 Locating dowel；213rd, guide pillar；214th, guide pin bushing；22nd, top-pressure mechanism；221st, top pressure cylinder；222nd, connecting rod；223rd, present a theatrical performance as the last item on a programme；224th, lead To component；23rd, supporting mechanism；231st, pusher cylinder；232nd, support bar；233rd, extension spring；3rd, Ning Jiao mechanisms；31st, support；32nd, twist Pin unit；321st, pin drive mechanism is twisted；3211st, drive cylinder；3212nd, tooth bar is driven；3213rd, slide rail；3214th, sliding block；3215、 Drive gear；322nd, gear-box；323rd, bar is twisted；3231st, pin groove is twisted.

Specific embodiment

To further appreciate that content of the present utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.

Embodiment

With reference to shown in Fig. 4 and Fig. 5, foot device, including frame are twisted in a kind of smoke alarm multistation assembling of the present embodiment 1st, the lifting body 2 located at the bottom of frame 1 and the Ning Jiao mechanisms 3 located at the top of frame 1, the stubborn foot device can coordinate smog report Alert device assembly line is used, and the base 101 and integrated circuit component 102 for fitting together are arranged on positioning as shown in Figure 3 Supporting plate 200, and the top of lifting body 2 is transported to by conveying mechanism, the positioning supporting plate 200 includes poppet body 201, in supporting plate The both sides of body 201 are provided with the roller 202 for being easy to position the movement of supporting plate 200, and poppet body 201 is provided with some through holes 203, The periphery of each through hole 203 is provided with locations of contours block 204, the base 101 for positioning smoke alarm, and in through hole 203 Hole wall is provided with angle locating piece 205, ensure that smoke alarm fixed by locations of contours block 204 and angle locating piece 205 Position is accurate on the supporting plate 200 of position；In addition, in the boss 206 that is respectively arranged at the two ends with of poppet body 201, one end is used to position supporting plate 200 gear stops, and one end is used to position the position detection of supporting plate 200.When twisting pin, equipped with base 101 and integrated circuit component 102 Positioning supporting plate 200 is transported to the top of lifting body 2, and lifting body 2 rises will the positioning jack-up of supporting plate 200 and Shi Ning pin mechanism 3 combined with base 101, integrated circuit component 102 after pin 101a engaging compress, Ning Jiao mechanisms 3 action complete twist pin operation.

With reference to shown in Fig. 6, the lifting body 2 in the present embodiment includes elevating mechanism 21 and top-pressure mechanism 22, elevating mechanism 21 include lifting frame 212 and can drive the lift drive mechanism of the lifting of lifting frame 212, if being provided with lifting frame 212 A dry group top-pressure mechanism 22, every group of top-pressure mechanism 22 includes presenting a theatrical performance as the last item on a programme and 223 and can drive 223 compression smog alarm device assemblies of presenting a theatrical performance as the last item on a programme Pneumatic push-eject mechanism.Elevating mechanism 21 can fast lifting, make to present a theatrical performance as the last item on a programme 223 bottoms for being rapidly achieved smog alarm device assembly, The efficiency of movement of lifting body 2 is improved, specifically, the lift drive mechanism of the elevating mechanism 21 includes lift cylinder 211, guide pillar 213 and guide pin bushing 214, lifting frame 212 is installed in frame 1 by guide pillar 213 and guide pin bushing 214, and lift cylinder 211 is fixed on machine On frame 1, and lift cylinder 211 is connected with the bottom of lifting frame 212, and lifting action is reliable and stable；Top-pressure mechanism 22 and cigarette Fog siren component is corresponded, it is ensured that the smog alarm device assembly on each station is respectively provided with appropriate stacking pressure, specifically Ground, the pneumatic push-eject mechanism of the top-pressure mechanism 22 includes top pressure cylinder 221, connecting rod 222 and guidance set 224, top pressure cylinder 221 are installed in lifting frame 212, and top pressure cylinder 221 is connected by connecting rod 222 and presents a theatrical performance as the last item on a programme 223, and guidance set 224 is located at Between connecting rod 222 and lifting frame 212, each smog alarm device assembly is equipped with one group of top-pressure mechanism 22, it is ensured that after twisting pin It is connected firmly and makes electrical contact with more substantially stabilized, improves the quality stability and product percent of pass of smoke alarm.Above-mentioned Lift drive mechanism and pneumatic penetrating mechanism use guiding mechanism, it is ensured that the stability of lifting action.Also, top-pressure mechanism 22 pressure detectors for also including connection pneumatic push-eject mechanism, pressure detector is used to monitor the gas of corresponding pneumatic push-eject mechanism Pressure, smog alarm device assembly is compressed using pneumatic thrust, compared with conventional motors compress mode, controllability that pneumatic thrust is adjustable By force, it is easy to pressure monitoring, it is ensured that the smog alarm device assembly on each station is respectively provided with appropriate stacking pressure, and is easy to assembling The regulation of pressure.It is accurately positioned with lifting body 2 for the ease of positioning supporting plate 200, it is fixed to be additionally provided with the top of lifting frame 212 Position post 2121, the locating dowel 2121 can be engaged with the location hole on positioning supporting plate 200, be easy to lifting body 2 to be twisted in assembling Be accurately positioned with smog alarm device assembly during pin, it is ensured that the pin of smog alarm device assembly can accurately with the phase of Ning Jiao mechanisms 3 Coordinate, realize accurately stubborn pin.

In addition, as shown in Figure 7 and Figure 8, the lifting body 2 in the present embodiment also includes being located at the bottom two of lifting frame 212 Two groups of supporting mechanisms 23 of side, every group of supporting mechanism 23 includes pusher cylinder 231, support bar 232 and extension spring 233, support bar 232 one end is hinged on the bottom of lifting frame 212, and the other end of support bar 232 is free end and the setting in frame 1 In opening 11, one end of extension spring 233 is connected on lifting frame 212, and the other end of extension spring 233 is connected on support bar 232, is pushed away Cylinder 231 of taking offence is fixed in frame 1, and pusher cylinder 231 is located at the side of support bar 232；Risen when lift drive mechanism drives When drop framework 212 rises to range (as shown in Figure 8), the free end of support bar 232 acts in the lateral force of extension spring 233 Under leave opening and 11 and be against in frame 1, when lift drive mechanism drives lifting frame 212 to decline, pusher cylinder 231 will be propped up In the free end push-in opening 11 of strut 232, so that lifting frame 212 drops to state as shown in Figure 7 freely.For the ease of The free end of support bar 232 can more smoothly switch, it is preferable that be additionally provided with falling for rounding off in the free end of support bar 232 Angle.Above-mentioned supporting mechanism 23 can play good supporting role after the rise of lifting frame 212, improve lifting body 2 Structural stability, so as to meet the compression needs of the smog alarm device assembly on each station；Also, supporting mechanism 23 sets Meter is ingenious, simple and compact for structure.

As shown in figure 9, the Ning Jiao mechanisms 3 in the present embodiment include being arranged on the support 31 on the top of frame 1 and are installed on branch Some groups on frame 31 are twisted pin unit 32, and twisting pin unit 32 for every group includes twisting pin drive mechanism 321, gear-box 322 and stubborn bar 323, twist pin drive mechanism 321 and be connected with stubborn bar 323 by gear-box 322, twist bar 323 and present a theatrical performance as the last item on a programme 223 positioned at corresponding Surface, and twist the head of bar 323 and have and can be engaged with the pin 101a in corresponding smog alarm device assembly Twist pin groove 3231.The stubborn bar 323 connected on every group of gear-box 322 is corresponded with top-pressure mechanism 22 below, in high pressure apparatus After structure 22 compresses smog alarm device assembly, twist pin drive mechanism 321 and drive stubborn bar 323 accordingly to rotate by gear-box 322 Pin 101a in smog alarm device assembly is reversed into certain angle, completes to twist foot-propelled work.

Because the integrated circuit component 102 of smoke alarm needs waxdip when making, therefore when pin is twisted, twist bar 323 Upper to be very easy to glue the wax for staying remnants, the stubborn pin groove 3231 for easily causing stubborn bar 323 is blocked, in order to solve the residue problem of wax, In the present embodiment, Ning Jiao mechanisms 3 also include the heater (to show in figure) for heating stubborn bar 323, using heating Twisting bar 323 carries out twisting pin, effectively prevent that the wax on smoke alarm package pin 101a is viscous to be stayed on stubborn bar 323, prevents from twisting Pin groove 3231 is blocked.Preferably, heater is the electric heating tube in stubborn bar 323, easy to implement, and heating is quick, power consumption It is relatively low.

As shown in Figure 10, above-mentioned stubborn pin drive mechanism 321 includes drive cylinder 3211, drives tooth bar 3212, slide rail 3213rd, sliding block 3214 and drive gear 3215, drive cylinder 3211 is fixed on support 31, and drive cylinder 3211 and sliding tooth Bar 3212 is connected, and drives tooth bar 3212 to be arranged on support 31 by slide rail 3213 and sliding block 3214, drives tooth bar 3212 and drives Moving gear 3215 is meshed, and drive gear 3215 is connected with the input shaft of gear-box 322.Twist pin drive mechanism 321 and pass through gear The linear motion of drive cylinder is converted to rotation, Stability Analysis of Structures reliability by rackwork.Also, in the present embodiment, sliding tooth Bar 3212 is meshed with the more than two drive gears 3215 being set up in parallel, and each drive gear 3215 is all connected with a gear Case 322, reduces the quantity of drive cylinder 3211, reduces the cost of stubborn foot device, can simultaneously complete multigroup smog alarm The stubborn pin operation of device, greatly improved the packaging efficiency of product.Above-mentioned gear-box 322 has three output shafts, each output Axle is all connected with a driven gear, and the input shaft of gear-box 322 connects a driving gear, and the driving gear passes through idler gear Engaged with three driven gear transmissions respectively, and each output shaft is connected with a stubborn bar 323, using the gear-box 322, Pin is twisted in simple structure, stable transmission, three synchronizations of pin realized in smog alarm device assembly, improves assembling product effect Rate.

Above-mentioned smog alarm device assembly refers to the sub-assembly of base 101 and integrated circuit component 102.

Foot device is twisted in a kind of smoke alarm multistation assembling of the present embodiment, can simultaneously complete multiple smoke alarms Pin work is twisted, in the present embodiment, totally 10 each stations carry out assembling stubborn pin to set two rows, i.e., can once complete 10 smog alarms The stubborn pin operation of device.During work, positioning supporting plate 200 takes smog alarm device assembly the underface of lifting body 2 to (such as Fig. 5 institutes Show state), now, lift cylinder 211 drives top-pressure mechanism 22 to be climbed to the bottom of positioning supporting plate 200, and positioning is held in the palm Plate 200 holds up makes stubborn bar 323 be mutually close to the stubborn pin of smog alarm device assembly, and now lift cylinder 211 is to smoke alarm group Part does not apply thrust；Then, top pressure cylinder 221 drive present a theatrical performance as the last item on a programme 223 rise to positioning supporting plate 200 through hole 203 in, to cigarette Fog siren component applies thrust, presses together base 101 and integrated circuit component 102, due to supporting mechanism 23 Effect, now lifting frame 212 will not decline, so as to the thrust that ensure that top pressure cylinder 221 is stable and appropriate；Afterwards, twist Pin drive mechanism 321 drives stubborn bar 323 to turn an angle by gear-box 322, completes to twist pin work；Then, lifting body 2 Reset, positioning supporting plate 200 enters lower one assembling procedure with smog alarm device assembly.

Foot device is twisted in a kind of smoke alarm multistation assembling of the present utility model, using lifting body by smoke alarm Be pressed in Ning Jiao mechanisms upwards, twist pin mechanism action and complete to twist pin work, be instead of using mechanized equipment be accomplished manually it is stubborn Pin assembly work, twists pin pressure controllable, and product quality is stable, and qualification rate is high, and production efficiency is high, reduces cost of labor.

Below schematically the utility model and embodiments thereof are described, the description does not have restricted, accompanying drawing Shown in be also one of implementation method of the present utility model, actual structure is not limited thereto.So, if this area Those of ordinary skill enlightened by it, do not departing from the case that the utility model creates objective, without creatively designing The frame mode similar to the technical scheme and embodiment, all should belong to protection domain of the present utility model.

Claims (10)

1. foot device is twisted in a kind of smoke alarm multistation assembling, it is characterised in that：Including frame (1), located at frame (1) bottom Lifting body (2) and the Ning Jiao mechanisms (3) located at frame (1) top, wherein,

Described lifting body (2) includes elevating mechanism (21) and top-pressure mechanism (22), and described elevating mechanism (21) is including rising Drop framework (212) and the lift drive mechanism of lifting frame (212) lifting can be driven, is set in described lifting frame (212) There are some groups of top-pressure mechanisms (22), every group of top-pressure mechanism (22) includes (223) compression cigarette of presenting a theatrical performance as the last item on a programme of presenting a theatrical performance as the last item on a programme (223) and can drive The pneumatic push-eject mechanism of fog siren component；

Described Ning Jiao mechanisms (3) are including the support (31) installed in frame (1) top and are installed on some on support (31) The stubborn pin unit (32) of group, twisting pin unit (32) for every group includes twisting pin drive mechanism (321), gear-box (322) and stubborn bar (323), described stubborn pin drive mechanism (321) is connected by gear-box (322) with stubborn bar (323), described stubborn bar (323) positioned at the corresponding surface for presenting a theatrical performance as the last item on a programme (223), and twist that the head of bar (323) has can be with corresponding smog report The stubborn pin groove (3231) that pin (101a) in alert device assembly is engaged.

2. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 1, it is characterised in that：Described top Rising mechanism (2) also includes being located at two groups of supporting mechanisms (23) of lifting frame (212) two bottom sides, and every group of supporting mechanism (23) is Including pusher cylinder (231), support bar (232) and extension spring (233), one end of described support bar (232) is hinged on lifting frame The bottom of frame (212), the other end of support bar (232) is located in the opening (11) set in frame (1), described extension spring (233) one end is connected on lifting frame (212), and the other end of extension spring (233) is connected on support bar (232), described Pusher cylinder (231) is fixed in frame (1), and pusher cylinder (231) is positioned at the side of support bar (232)；When lifting drives When mechanism drives lifting frame (212) to rise to range, free end the laterally pulling in extension spring (233) of support bar (232) Opening (11) is left under power effect and be against in frame (1), when lift drive mechanism drives lifting frame (212) to decline, push away Cylinder (231) take offence by free end push-in opening (11) of support bar (232).

3. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 2, it is characterised in that：Described top Press mechanism (22) also includes the pressure detector of connection pneumatic push-eject mechanism, and described pressure detector is used to monitor corresponding gas The air pressure of dynamic penetrating mechanism.

4. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 3, it is characterised in that：Described liter Locating dowel (2121) is additionally provided with the top of drop framework (212).

5. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 4, it is characterised in that：Described liter Drop drive mechanism includes lift cylinder (211), guide pillar (213) and guide pin bushing (214), and described lifting frame (212) is by guide pillar (213) it is installed in frame (1) with guide pin bushing (214), described lift cylinder (211) is fixed in frame (1), and lift cylinder (211) bottom with lifting frame (212) is connected；Described pneumatic push-eject mechanism includes top pressure cylinder (221), connecting rod (222) and guidance set (224), described top pressure cylinder (221) is installed in lifting frame (212), and top pressure cylinder (221) Connected by connecting rod (222) and presented a theatrical performance as the last item on a programme (223), described guidance set (224) is located at connecting rod (222) and lifting frame (212) between.

6. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 1 to 5 any one, and its feature exists In：Described Ning Jiao mechanisms (3) also include the heater for heating stubborn bar (323).

7. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 6, it is characterised in that：Described adds Hot charging is set to located at the electric heating tube twisted in bar (323).

8. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 6, it is characterised in that：Described twists Pin drive mechanism (321) is including drive cylinder (3211), driving tooth bar (3212), slide rail (3213), sliding block (3214) and drives Gear (3215), described drive cylinder (3211) is fixed on support (31), and drive cylinder (3211) and driving tooth bar (3212) be connected, described driving tooth bar (3212) by slide rail (3213) and sliding block (3214) on support (31), institute The driving tooth bar (3212) stated is meshed with drive gear (3215), described drive gear (3215) and gear-box (322) Input shaft is connected.

9. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 8, it is characterised in that：Described drive Carry-over bar (3212) is meshed with the more than two drive gears (3215) being set up in parallel, and each drive gear (3215) connects Connect a gear-box (322).

10. foot device is twisted in a kind of smoke alarm multistation assembling according to claim 9, it is characterised in that：Described With three output shafts, each output shaft is all connected with a driven gear to gear-box (322), and the input shaft of gear-box (322) connects A driving gear is connect, the driving gear is driven with three driven gears and engaged respectively by idler gear, and each output shaft It is connected with a stubborn bar (323).