CN110075434A - A kind of fire hazard of storied house earthquake life-saving device - Google Patents

Abstract

A kind of fire hazard of storied house earthquake life-saving device belongs to disaster lifesaving appliance technical field.Including wirerope, shell structure, the positioning axis structure being arranged in shell structure and the gear shift module and bias speed-variable module for being arranged in inside shell structure and being coupled respectively with positioning axis structure, the wirerope and the transmission of gear shift module input cooperate, the eccentric speed-variable module and gear shift module output end transmission cooperation rope.Structure is simple, at low cost, maintenance easy to disassemble, it is made it have by multi-stage speed-reducing when the emergency situations such as fire, earthquake occur, trapped person can stablize quickly downstairs in building, safe escape, solve when elevator & stairs without rule normal use when, trapped person can only passiveness the problem of waiting for rescue.

Description

A kind of fire hazard of storied house earthquake life-saving device

Technical field

The present invention relates to a kind of fire hazard of storied house earthquake life-saving devices, and in particular to a kind of that the danger such as fire, earthquake occurs in building Anxious situation cause elevator & stairs can not normal use when, all trapped persons in building can fast and safely go downstairs the setting of escape It is standby, belong to disaster lifesaving appliance technical field.

Background technique

It is currently known when building occur fire when, elevator cannot absolutely use, can because fire has a power failure suddenly and people It is trapped in elevator, and the intensity of a fire may rise from elevator, personnel in elevator is caused to suffocate；Stair are as stack effect And can not be escaped by pyrotechnics block, it is roasting or panic and blindly escape that some people Ze Yin can not endure smoke fire, such as jumps out of the building or passive It waits for rescue, will cause as meaningless injures and deaths.

In the prior art, the rope of some lifesaving appliances is made of nonfireproof material, such as elastic strip slideway, when certain A window, which has flame to scurry out, to cause to ignite rope or strap, will result in the danger that people downstairs falls down from the building, and some lifesaving appliances use Battery does power, also can be too long because of the resting period, and electricity is made to consume many naturally, once not enough power supply under an emergency situation is encountered Or personnel, when dropping to half, electricity exhausts and bigger danger occurs, and can only rescue people with aerial ladder by fire brigade in most cases, Or fire fighter carries oxygen tank on the body and wears breathing mask, downstairs each each room of floor looks for people to rescue in dense smoke from stair People not only causes potential danger to fire fighter in this way, in building trapped person also can because breathing for a long time into dense smoke, toxic have Evil gas causes casualties.Similarly, if fire spot, farther out without fire brigade or apart from fire brigade, or kindling The neighbouring road in building is narrow, there is automobile in road both sides, and the barriers such as sand drift, fire fighting truck is opened to come in, or has underground power lines optical cable downstairs Equal barriers, aerial ladder can not rescue people etc. immediately, these situations will waste many valuable times very much, this is caused to can avoid Casualty loss, make escape chance greatly reduce.

Recently, certain domestic fire brigade spends high price to buy fire hazard of storied house escaping slideway from foreign countries, needs to support cloth with motor ladder Bag slideway, but whether be electric wire, cable, wind before garage, building by road width, underground near aerial ladder height, kindling building These factors such as speed limit the range used.

For above-mentioned prior art situation, present invention applicant has done a large amount of beneficial explorations repeatedly, and final products take Effective achievement was obtained, and forms technical solution described below.

Summary of the invention

In view of the above-mentioned deficiencies, the present invention provides a kind of fire hazard of storied house earthquake life-saving device, structure is simple, at low cost, just It safeguards, is made it have by multi-stage speed-reducing when the emergency situations such as fire, earthquake occur, trapped person can stablize in building in dismounting Quickly downstairs, safe escape, solve when elevator & stairs without rule normal use when, trapped person passive can only wait and rescue The problem of helping.

The present invention is achieved by the following technical solutions: a kind of fire hazard of storied house earthquake life-saving device, including wirerope, shell Structure, the positioning axis structure being arranged in shell structure and be arranged inside shell structure and respectively with positioning axis structure phase The gear shift module and eccentric speed-variable module that axis connects, the wirerope and the transmission of gear shift module input cooperate, institute Eccentric speed-variable module and gear shift module output end the transmission cooperation rope stated.

Further, the shell structure includes outer housing and inner housing, and the outer housing and inner housing are all made of Cover structure, and the inner housing is set in inside outer housing, to form the working chamber of mounting structure, the shell Body side is equipped with Hook, and the Hook is equipped with safety door hook.

Further, the positioning axis structure includes the first locating shaft and the second locating shaft, first locating shaft And second locating shaft be axially fixed between the outer housing and inner housing in shell structure respectively, the gear shift module packet Include main drive wheel and two stage speed change gear, axis first-level variable-speed gear mounted in second locating shaft on of the axis on the first locating shaft With three-level transmission body, connection is engaged with main drive wheel and two stage speed change gear respectively in the first-level variable-speed gear both ends, described Two stage speed change gear both ends engage connection with first-level variable-speed gear and three-level transmission body respectively.

Further, the main drive wheel includes trapezoidal sheave, driving gear and by trapezoidal sheave and driving gear The first fixing screws that consubstantiality is connected and fixed are correspondingly provided with and the first locating shaft phase on the trapezoidal sheave and driving gear The first shaft hole that axis connects, second locating shaft are equipped with and the concordant corresponding rope guide of trapezoidal sheave, the rope guide It is arranged between first-level variable-speed gear and outer housing inner wall.

The first-level variable-speed gear includes the androgynous level-one change speed pinion and level-one speed change gear wheel being fixedly connected, institute The second axis hole being coupled with the second locating shaft, institute are correspondingly provided on the level-one change speed pinion and level-one speed change gear wheel stated The level-one change speed pinion stated engages connection with the driving gear in main drive wheel.

The two stage speed change gear is consistent with first-level variable-speed gear structure, wherein the second level in two stage speed change gear becomes Fast pinion gear engages connection with the level-one speed change gear wheel in first-level variable-speed gear.

The three-level transmission body include with three-stage speed change gear and the driving sleeve being welded on three-stage speed change gear, The three-stage speed change gear engages connection, the driving sleeve and three-level with the two stage speed change gear wheel in two stage speed change gear The third axis hole being coupled with the second locating shaft is correspondingly provided on transmission gear.

Further, second fixing screws and two third fixing screws, institute are respectively equipped on the rope guide Sheave is equipped in the second fixing screws and third fixing screws stated, sheave described in three forms inverted triangle structure, The wirerope both ends are arranged in the sheave on the sheave in two third fixing screws and the second fixing screws Between two sides, the rope guide is equipped with the 4th axis hole that is coupled with the second locating shaft, below rope guide and in inner housing Wall matches.

Further, the outer housing and its corresponding inner housing are imported and exported equipped with wirerope, the wirerope It is wound around on trapezoidal sheave, and wirerope both ends are each passed through rope guide and wirerope inlet and outlet extend to outside outer housing, institute The wirerope both ends stated are respectively equipped with pressure sling, safety belt are respectively equipped on the fixed becket bridle of two pressure slings, wherein a peace Full band and its wirerope of corresponding one end are wound around on cheese, and another safety belt is for tying-up in human body.

Further, uniform ring is equipped with multiple hemisphere grooves on the inside of the trapezoidal sheave, on the wirerope uniformly It is welded with the steel ball to match with hemisphere groove.

Further, the one side wall of the inner housing uses integral structure with corresponding shell body sidewall, and is set as Hinge axis of the axis mounted in outer housing bottom fills wall, and the hinge axis dress wall corresponds to trapezoidal sheave and is equipped with for being adapted to wirerope The curved channel one of steel ball, the rope guide use guide plate, and the guide plate, which is equipped with to be formed with curved channel one, to be justified The curved channel two in shape channel.

The opposite side wall top axle for being located at hinge axis dress wall on the outer housing is equipped with gland, and the gland is equipped with solid Determine card slot, the inner housing is located at top equipped with Elastic buckle corresponding with fixed card slot, and the Elastic buckle sliding is set It sets on the positioning runner of interior enclosure interior setting, and is equipped with the tension spring body for rebound between Elastic buckle and inner casing body wall, The outer housing top axle is equipped in non-axis dress side for limiting equipped with the safety plug with Elastic buckle phase detent, the gland The postive stop baffle of position hinge axis dress wall.

The outer housing and corresponding inner housing are equipped with two wirerope inlet and outlet, two wirerope inlet and outlet difference The circular channel both ends formed between curved channel one and curved channel two are corresponding, the wirerope both ends with steel ball It is drawn respectively from two wirerope inlet and outlet.

Further, the eccentric speed-variable module includes two eccentric wheels being arranged in three-level transmission body, sets respectively The offset sliding block setting the rolling bearing on eccentric wheel and being separately positioned on rolling bearing, on the offset sliding block respectively Offset slide opening equipped with corresponding first locating shaft, the interior interference fit of the offset slide opening have smooth hole circle, and described first is fixed Smooth hole snare is respectively corresponded on the axis of position, and smooth axle sleeve, bias side of the eccentric wheel relative to three-level transmission body described in two are housed To opposite.

Further, the three-level transmission body is equipped with radiator fan, and the radiator fan is arranged in eccentric speed change Between module and inner housing inner wall, the side for internal structure work heat dissipation is further respectively had on the outer housing and inner housing Heat release hole and top heat release hole, the fan blades of the radiator fan are corresponding with the top heat release hole on inner housing.

Beneficial effects of the present invention:

1, the shell structure being arranged in the present invention is using inner housing and outer housing suit synthesis, and each component is removable, The assembling difficulty for reducing brucker survival capsule accelerates the production efficiency of brucker survival capsule entirety, while convenient for periodically dismounting maintenance；By setting Setting trapezoidal sheave reduces the unstability of traditional rope sheave at work, makes wirerope be not easy to be detached from or slide with rope sheave, improves The safety and adaptability of brucker survival capsule entirety；

2, dovetail groove wheel, driving gear, first-level variable-speed gear, two stage speed change gear and three-level is driven to pass by wirerope Kinetoplast rotation, and two eccentric wheels being transferred in eccentric speed-variable module keep two offset sliding blocks fast under the action of eccentric wheel Speed alternately slides up and down, to reach control, downstairs people smoothly drops to rapidly ground, while radiator fan can be driven quick It rotates and cools down to all parts, prevent failure.

Detailed description of the invention

Fig. 1 is overall structure diagram of the invention；

Fig. 2 is the schematic diagram of internal structure of the embodiment of the present invention 1；

Fig. 3 is the structural schematic diagram of main drive wheel in the embodiment of the present invention 1；

Fig. 4 is the structural schematic diagram of first-level variable-speed gear in the present invention；

Fig. 5 is the structural schematic diagram of three-level transmission body in the present invention；

Fig. 6 is the structural schematic diagram of eccentric speed-variable module in the present invention；

Fig. 7 is the structural schematic diagram of radiator fan in the present invention；

Fig. 8 is the structural schematic diagram of rope guide in the present invention；

Fig. 9 is the structural schematic diagram of main drive wheel in the embodiment of the present invention 2；

Figure 10 is the steel cord structure schematic diagram that steel ball is had in the embodiment of the present invention 2；

Figure 11 is the structural schematic diagram of the embodiment of the present invention 2；

Figure 12 is the schematic diagram of internal structure of the embodiment of the present invention 3.

In figure, outer housing 1, Hook 11, safety door hook 111, side heat release hole 12, wirerope inlet and outlet 13, hinge axis fill wall 14, curved channel 1, gland 15, postive stop baffle 151, fixed card slot 152, safety plug 153, inner housing 2, the first locating shaft 21, the second locating shaft 22, locating rod 23, top heat release hole 24, tension spring body 25, positioning runner 26, Elastic buckle 27, gear shift mould Block 3, main drive wheel 31, trapezoidal sheave 311, driving gear 312, first shaft hole 313, the first fixing screws 314, hemisphere groove 315, first-level variable-speed gear 32, level-one change speed pinion 321, level-one speed change gear wheel 322, the second axis hole 323, two stage speed change tooth Wheel 33, three-stage speed change gear 341, driving sleeve 342, third axis hole 343, fan body transmission axis hole 344, dissipates three-level transmission body 34 Hot-air fan 345, eccentric speed-variable module 4, eccentric wheel 41, eccentric gearing axis hole 411, rolling bearing 42, offset sliding block 43, offset are slided Hole 44, smooth hole circle 45, smooth axle sleeve 46, rope guide 5, sheave 51, the second fixing screws 52, third fixing screws 53, Four axis holes 54, curved channel 2 55, wirerope 9, cheese 91, pressure sling 92, safety belt 93, steel ball 94.

Specific embodiment

In order to better understand, embodiments of the present invention are explained in detail with reference to the accompanying drawing.

Embodiment 1

It is the explanation to embodiment 1 below.

As shown in Fig. 1 to 2, a kind of fire hazard of storied house earthquake life-saving device, including outer housing 1, inner housing 2, the first locating shaft 21, Second locating shaft 22, gear shift module 3, main drive wheel 31, first-level variable-speed gear 32, two stage speed change gear 33, three-level transmission Body 34, radiator fan 345, eccentric speed-variable module 4, rope guide 5, wirerope 9, cheese 91, pressure sling 92, safety belt 93, it is described Outer housing 1 and inner housing 2 be all made of cover structure, wherein the inner housing 2 is set in inside outer housing 1, to shape At the working chamber of mounting structure, 1 side of outer housing is equipped with Hook 11, and the Hook 11 is equipped with for that will tie Structure is fixed on the safety door hook 111 of whereabouts initial point, and 1 other side of outer housing and corresponding inner housing 2 are equipped with wirerope Inlet and outlet 13, working chamber inside of 9 both ends of wirerope respectively between outer housing 1 and inner housing 2 is drawn, and wirerope 9 both ends are fixed with a becket bridle with pressure sling 92 respectively, are respectively equipped with a safety belt on the fixed becket bridle of two pressure slings 92 93, wherein a safety belt 93 and the wirerope 9 of corresponding one end are wrapped on cheese 91, another safety belt 93 is used for tying-up On human body, 12 He of side heat release hole for internal structure work heat dissipation is further respectively had on the outer housing 1 and inner housing 2 Push up heat release hole 24.

It is respectively equipped between the outer housing 1 and inner housing 2 from 1 one end of outer housing and extends to inner housing across working chamber First locating shaft 21 and the second locating shaft 22 of 2 one end, wherein first locating shaft 21 is located on outer housing 1 11 side of Hook, second locating shaft 22 are located remotely from Hook side, and first locating shaft 21 and second is fixed Position axis 22 is axially fixed between outer housing 1 and inner housing 2, particularly, first locating shaft 21 and the second locating shaft The frame mode that 22 axial restraint uses includes but is not limited to be separately mounted on the first locating shaft 21 and the second locating shaft 22 Axis circlip, sequentially pass through the locating rod 23 of the first locating shaft 21 and the second locating shaft 22.

Gear shift module 3 and eccentric speed-variable module are provided on first locating shaft 21 and the second locating shaft 22 4, second locating shaft 22 is equipped with rope guide 5 corresponding with gear shift module 3, the gear shift module 3 Main drive wheel 31 including axis on the first locating shaft 21 is mounted in one on the second locating shaft 22 with two stage speed change gear 33, axis Grade transmission gear 32 and three-level transmission body 34, wherein 32 both ends of first-level variable-speed gear respectively with main drive wheel 31 and two Grade transmission gear 33 engagement connection, 33 both ends of two stage speed change gear respectively with first-level variable-speed gear 32 and three-level transmission body 34 engagement connections, the rope guide 5 are arranged between 1 inner wall of first-level variable-speed gear 32 and outer housing.

Radiator fan 345 is additionally provided in the three-level transmission body 34, the radiator fan 345 is arranged in eccentric speed change Between 2 inner wall of module 4 and inner housing, and the fan blades of radiator fan 345 is corresponding with the top heat release hole 24 on inner housing 2.

As shown in fig. 6, the eccentric speed-variable module 4 include be arranged in three-level transmission body 34 two eccentric wheels 41, The rolling bearing 42 being separately positioned on eccentric wheel 41 and the offset sliding block 43 being separately positioned on rolling bearing 42, it is described The offset slide opening 44 of corresponding first locating shaft 21 is respectively equipped on offset sliding block 43, there is interference fit in the offset slide opening 44 Smooth hole circle 45 respectively corresponds smooth hole circle 45 on first locating shaft 21 and is set with smooth axle sleeve 46, to reduce partially Move the contact friction force between slide opening 44 and the first locating shaft 21, it should be noted that eccentric wheel 41 described in two relative to The eccentric direction of three-level transmission body 34 is opposite.

Specifically, as shown in figure 3, the main drive wheel 31 includes trapezoidal sheave 311, driving gear 312 and will be terraced The first fixing screws 314 that shape sheave 311 and 312 consubstantiality of driving gear are connected and fixed, the trapezoidal sheave 311 and driving tooth The first shaft hole 313 being coupled with the first locating shaft 21, the rope guide 5 and trapezoidal sheave 311 are correspondingly provided on wheel 312 Concordant corresponding, the wirerope 9 is wound around on trapezoidal sheave 311, and 9 both ends of wirerope are each passed through rope guide 5 and extend to Outside outer housing 1.

As shown in figure 4, the first-level variable-speed gear 32 includes the androgynous level-one change speed pinion 321 and one being fixedly connected It is correspondingly provided with and second on grade speed change gear wheel 322, the level-one change speed pinion 321 and level-one speed change gear wheel 322 The second axis hole 323 that locating shaft 22 is coupled, wherein the active in the level-one change speed pinion 321 and main drive wheel 31 The engagement connection of gear 312.

The two stage speed change gear 33 is consistent with 32 structure of first-level variable-speed gear, wherein two in two stage speed change gear 33 Grade change speed pinion engages connection with level-one speed change gear wheel 322 in first-level variable-speed gear 32.

As shown in figure 5, the three-level transmission body 34 is including three-stage speed change gear 341 and is welded on three-stage speed change gear Driving sleeve 342 on 341, the three-stage speed change gear 341 are nibbled with the two stage speed change gear wheel in two stage speed change gear 33 Connection is closed, the to be coupled with the second locating shaft 22 is correspondingly provided on the driving sleeve 342 and three-stage speed change gear 341 Triaxial hole 343, as shown in fig. 6, being respectively equipped with the eccentric drive shaft being cooperatively connected with driving sleeve 342 on the eccentric wheel 31 Hole 411, as shown in fig. 7, the radiator fan 345 is equipped with the fan body transmission axis hole 344 being cooperatively connected with driving sleeve 342.

As shown in figure 8, be respectively equipped on the rope guide 5 underlying second fixing screws 52 be located at it is upper Two third fixing screws 53 of side are equipped with sheave 51 in second fixing screws 52 and third fixing screws 53, Sheave 51 described in three forms inverted triangle structure, and 9 both ends of wirerope are arranged in two third fixing screws Between 51 two sides of sheave on sheave 51 and the second fixing screws 52 on 53, it is additionally provided on the rope guide 5 and the The 4th axis hole 54 that two locating shafts 22 are coupled, 5 lower section of rope guide match with 2 inner wall of inner housing.

It should be noted that first fixing screws 314, the second fixing screws 52 and third fixing screws 53 are equal Using hexagon socket cap head screw, steel structure is all made of in addition to safety belt 93 in above-mentioned fire hazard of storied house earthquake life-saving device.

Embodiment 2

It is the explanation to embodiment 2 below.

In example 2, for structure in the same manner as in Example 1, identical symbol is given, omits identical explanation, Embodiment 2 is made that improvement on the basis of embodiment 1, as shown in Fig. 9 to 10, the 311 inside uniform ring of trapezoidal sheave Equipped with multiple hemisphere grooves 315, uniform welding has the steel ball 94 to match with hemisphere groove 315 on the wirerope 9, to Greatly reduce the too fast or too slow sliding of interval of the wirerope 9 under the influence of human bady gravitational, improves wirerope 9 and trapezoidal sheave 311 Between sliding synchronism so that the falling speed of escape personnel is more steady.

It meanwhile as shown in figure 11, will be described in order to make the wirerope 9 with steel ball 94 more effectively be adapted to overall structure The one side wall of inner housing 2 and the one side wall of corresponding outer housing 1 be integrated, and be set as axis be mounted in 1 bottom of outer housing hinge Axis fills wall 14, and the corresponding trapezoidal sheave 311 of hinge axis dress wall 14 is equipped with the arc groove for being adapted to steel ball 94 on wirerope 9 The rope guide 5 is set as guide plate by road 1, and the guide plate, which is equipped with, forms circular channel with curved channel 1 Curved channel 2 55.

The opposite side wall top axle for being located at hinge axis dress wall 14 on the outer housing 1 is equipped with gland 15, the gland 15 It is equipped with fixed card slot 152, the inner housing 2 is located at top and is equipped with Elastic buckle 27 corresponding with fixed card slot 152, In, the Elastic buckle 27 is slidably arranged on the positioning runner 26 being arranged inside inner housing 2, and Elastic buckle 27 and inner casing The tension spring body 25 for rebound is equipped between 2 wall of body, 1 top axle of outer housing is equipped with the guarantor with 27 phase detent of Elastic buckle Dangerous pin 153, the gland 15 are additionally provided with the postive stop baffle 151 for Limiting hinge axis dress wall 14 in non-axis dress side.

The outer housing 1 and corresponding inner housing 2 are equipped with two wirerope inlet and outlet 13, two wirerope inlet and outlet The 13 circular channel both ends that are formed between curved channel 1 and curved channel 2 55 respectively are corresponding, described to have steel ball 94 9 both ends of wirerope drawn respectively from two wirerope inlet and outlet 13, further increase the transmission stability of wirerope 9, simultaneously Gland 15 and its hinge axis of limit dress wall 14 are convenient to open, so that wirerope 9 is convenient for taking out, saving is whole to occupy sky Between, at the same can occur emergency using when be quickly installed.

Embodiment 3

It is the explanation to embodiment 3 below.

In embodiment 3, for structure in the same manner as in Example 1, identical symbol is given, omits identical explanation, Embodiment 3 is made that improvement on the basis of embodiment 1, as shown in figure 12, cancel radiator fan 345, the inner housing 2 with Eccentric speed-variable module 4 fits, so that overall structure is more compact, stablizes.

Lifesaving device for fire hazard of storied house in program embodiment 1 use process is as follows:

Firstly, the safety door hook 111 on outer housing 1 is fixed firmly in whereabouts initial point, the rope that 9 one end of wirerope is connected Disk 91 is placed on the initial floor that falls, and 93 tying-up of safety belt of 9 other end of wirerope connection is on human body；

Secondly, leaning out outside window and declining both feet vacantly in face of wall, wirerope 9 drives the dovetail groove in main drive wheel 31 Wheel 311 rotation, and successively the driving gear 312 in main drive wheel 31, first-level variable-speed gear 32, two stage speed change gear 33 and Three-level transmission body 34 is driven；

Finally, driving two eccentric wheels 41 in eccentric speed-variable module 4 to rotate by three-level transmission body 34, and drive two is partially It moves sliding block 43 alternately to slide up and down, uses multi-change speed to reach stable decrease speed, while radiator fan 345 is passed in three-level Synchronous rotary radiates under the drive of kinetoplast 34, reduces the failure rate of component, so that escape personnel be made at the uniform velocity smoothly to drop to Ground.

After escape personnel falls, which is continued to pull down, until making the other end steel on cheese 91 Cord 9 and outer housing 1 reach predetermined length, and when the safety belt 93 on cheese 91 can be taken off, and then subsequent personnel can continue It uses, and escapes successively.

Lifesaving device for fire hazard of storied house in program embodiment 2 use process is as follows:

In use, 9 one end of wirerope with steel ball 94 is firmly fixed on point under attic eaves in advance, and disk is at one Disk, 9 other end rope end of wirerope connect a metal cord, which is corresponding in turn to each storey windows side, and ground is set There is the nail catcher for fixing the metal cord；

Cause stairway elevator cannot be in use, the people of each floor can be down when the emergencies such as fire earthquake occur Lashing wire category cord extends to disk gradually downstairs with the wirerope 9 of steel ball 94 in roof, while the people of each floor can be same When take out brucker survival capsule, will be mounted in trapezoidal sheave 311 and curved channel two with the wirerope 9 of steel ball 94, and cover conjunction hinge Axis fills wall, and curved channel one is made to respectively correspond trapezoidal sheave 311 and the formation driving channel of curved channel two, and then lid combined pressure lid, And the postive stop baffle on gland is fastened at the top of hinge axis dress wall, it finally will be on the Elastic buckle and gland on inner housing 2 Fixed card slot is fixedly connected；

Similarly, the wirerope 9 with steel ball 94 drives the trapezoidal sheave 311 in main drive wheel 31 to rotate, and successively along master Driving gear 312, first-level variable-speed gear 32, two stage speed change gear 33 and three-level transmission body 34 in driving wheel 31 are driven；

It drives two eccentric wheels 41 in eccentric speed-variable module 4 to rotate by three-level transmission body 34, and two offsets is driven to slide Block 43 alternately slides up and down, and uses multi-change speed to reach stable decrease speed, while radiator fan 345 is in three-level transmission body Synchronous rotary radiates under 34 drive, so that escape personnel be made at the uniform velocity smoothly to drop to ground, the program is more suitable for factory The place of the densely populated places such as school market, can allowing owner, all safety downstairs escapes from scene of fire in a short time.

For the ordinary skill in the art, introduction according to the present invention, do not depart from the principle of the present invention with In the case where spirit, changes, modifications that embodiment is carried out, replacement and variant still fall within protection scope of the present invention it It is interior.

Claims (10)

1. a kind of fire hazard of storied house earthquake life-saving device, including wirerope, it is characterised in that: further include shell structure, be arranged in shell Positioning axis structure in structure and the gear shift mould for being arranged in inside shell structure and being coupled respectively with positioning axis structure Block and eccentric speed-variable module, the wirerope and the transmission of gear shift module input cooperate, the eccentric speed-variable module Cooperation rope is driven with gear shift module output end.

2. a kind of fire hazard of storied house earthquake life-saving device as described in claim 1, characterized in that the shell structure includes shell Body and inner housing, the outer housing and inner housing are all made of cover structure, and the inner housing is set in outer housing Portion, to form the working chamber of mounting structure, the outer housing side is equipped with Hook, and the Hook is equipped with safety Hook.

3. a kind of fire hazard of storied house earthquake life-saving device as described in claim 1, characterized in that the positioning axis structure includes the One locating shaft and the second locating shaft, first locating shaft and the second locating shaft are axially fixed in outer in shell structure respectively Between shell and inner housing, the gear shift module includes main drive wheel and two stage speed change of the axis on the first locating shaft The first-level variable-speed gear and three-level transmission body of gear, axis on the second locating shaft, the first-level variable-speed gear both ends difference Engage connection with main drive wheel and two stage speed change gear, two stage speed change gear both ends respectively with first-level variable-speed gear and three-level Transmission body engagement connection.

4. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 3, characterized in that the main drive wheel includes trapezoidal Sheave, driving gear and the first fixing screws for being connected and fixed trapezoidal sheave and driving gear consubstantiality, the dovetail groove Be correspondingly provided with the first shaft hole being coupled with the first locating shaft on wheel and driving gear, second locating shaft equipped with Concordantly corresponding rope guide, the rope guide are arranged between first-level variable-speed gear and outer housing inner wall trapezoidal sheave；

The first-level variable-speed gear includes the androgynous level-one change speed pinion and level-one speed change gear wheel being fixedly connected, described It is correspondingly provided with the second axis hole being coupled with the second locating shaft on level-one change speed pinion and level-one speed change gear wheel, it is described Level-one change speed pinion engages connection with the driving gear in main drive wheel；

The two stage speed change gear is consistent with first-level variable-speed gear structure, wherein the two stage speed change in two stage speed change gear is small Gear engages connection with the level-one speed change gear wheel in first-level variable-speed gear；

The three-level transmission body include with three-stage speed change gear and the driving sleeve being welded on three-stage speed change gear, it is described Three-stage speed change gear engages connection, the driving sleeve and three-step gear shift with the two stage speed change gear wheel in two stage speed change gear The third axis hole being coupled with the second locating shaft is correspondingly provided on gear.

5. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 4, characterized in that be respectively equipped on the rope guide One the second fixing screws and two third fixing screws are equipped in second fixing screws and third fixing screws and lead Rope sheave, sheave described in three form inverted triangle structure, and the wirerope both ends are arranged in the fixed spiral shell of two thirds Between the sheave two sides on sheave and the second fixing screws nailed on, the rope guide is equipped with and the second locating shaft phase The 4th axis hole that axis connects, rope guide lower section match with inner housing inner wall.

6. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 4, characterized in that the outer housing and its corresponding Inner housing is imported and exported equipped with wirerope, and the wirerope is wound around on trapezoidal sheave, and wirerope both ends are each passed through conductor rope Device and wirerope inlet and outlet extend to outside outer housing, and the wirerope both ends are respectively equipped with pressure sling, and two pressure slings are solid It is respectively equipped with safety belt on fixed becket bridle, wherein a safety belt and its wirerope of corresponding one end are wound around on cheese, it is another Safety belt is for tying-up in human body.

7. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 4, characterized in that on the inside of the trapezoidal sheave uniformly Multiple hemisphere grooves are equipped with, uniform welding has the steel ball to match with hemisphere groove on the wirerope.

8. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 7, characterized in that the one side wall of the inner housing and phase Corresponding shell body sidewall uses integral structure, and is set as hinge axis dress wall of the axis mounted in outer housing bottom, the hinge Axis dress wall corresponds to trapezoidal sheave equipped with the curved channel one for being adapted to steel ball on wirerope, and the rope guide is using guiding Plate, the guide plate are equipped with the curved channel two that circular channel is formed with curved channel one；

The opposite side wall top axle for being located at hinge axis dress wall on the outer housing is equipped with gland, and the gland is equipped with fixing card Slot, the inner housing are located at top equipped with Elastic buckle corresponding with fixed card slot, and the Elastic buckle is slidably arranged in The tension spring body for rebound is equipped on the positioning runner being arranged inside inner housing, and between Elastic buckle and inner casing body wall, it is described Outer housing top axle equipped with safety plug with Elastic buckle phase detent, the gland is equipped in non-axis dress side and closes for limiting The postive stop baffle of page axis dress wall；

The outer housing and corresponding inner housing are equipped with two wirerope inlet and outlet, two wirerope inlet and outlet respectively with arc The circular channel both ends formed between shape conduit one and curved channel two are corresponding, the wirerope both ends difference with steel ball It is drawn from two wirerope inlet and outlet.

9. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 3, characterized in that the eccentric speed-variable module includes Two eccentric wheels being arranged in three-level transmission body, the rolling bearing being separately positioned on eccentric wheel and it is separately positioned on rolling Offset sliding block on bearing is respectively equipped with the offset slide opening of corresponding first locating shaft, the offset on the offset sliding block Interference fit has smooth hole circle in slide opening, smooth hole snare is respectively corresponded on first locating shaft equipped with smooth axle sleeve, and two A eccentric wheel is opposite relative to the eccentric direction of three-level transmission body.

10. a kind of fire hazard of storied house earthquake life-saving device as claimed in claim 3, characterized in that set in the three-level transmission body There is a radiator fan, the radiator fan is arranged between eccentric speed-variable module and inner housing inner wall, the outer housing and interior Further respectively had on shell for internal structure work heat dissipation side heat release hole and top heat release hole, the fan blades of the radiator fan with Top heat release hole on inner housing is corresponding.