CN208809336U - Escape and rescue system outside a kind of building fire room - Google Patents
Escape and rescue system outside a kind of building fire room Download PDFInfo
- Publication number
- CN208809336U CN208809336U CN201820426424.8U CN201820426424U CN208809336U CN 208809336 U CN208809336 U CN 208809336U CN 201820426424 U CN201820426424 U CN 201820426424U CN 208809336 U CN208809336 U CN 208809336U
- Authority
- CN
- China
- Prior art keywords
- mooring pipe
- escape
- mooring
- building
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Lowering Means (AREA)
Abstract
The utility model relates to escape and rescue systems outside a kind of building fire room, belong to building fire hazard escape rescue technique field.Technical solution is: being provided with guide groove (5) on mooring pipe one (1) along axial direction, is equipped with three-dimensional connector (6) in guide groove (5)；The top of mooring pipe one (1) and mooring pipe two (2) is equipped with fixed pulley (3), halliard (4) is penetrated from the lower end of mooring pipe two (2), it is pierced by from the upper end of mooring pipe two (2), by being penetrated after fixed pulley (3) steering 180 degree from the upper end of mooring pipe one (1), it is connect with connecting hole (13) on the three-dimensional connector (6) in mooring pipe one (1) guide groove (5).The maximum advantage of the utility model is exactly construction application low with maintenance cost, easy to spread, and escape personnel is just made while to facilitate fire fighter to put out a fire far from fire building, fast-escape and sue and labour at the first time.
Description
Technical field
The utility model relates to escape and rescue systems outside a kind of building fire room, belong to building fire hazard escape rescue technique neck
Domain.
Background technique
Currently, the elevating for fire-fighting emergent rescue outfit of China's skyscraper lags far behind skyscraper with long shot
Fast development.In terms of fire rescue: existing fire tanker sprinkling fire ability is only 8 floors height, highest aerial ladder
Vehicle elevates ability and also there was only 15 layers or so, and for higher fire of high-rise building, these emergency management and rescue equipment is with regard to incapability
Power；Existing rescue outfit is bulky, mobility is poor, is influenced by road traffic, building surrounding enviroment seriously, often because of complexity
Landform, obstacle stop and miss an opportunity because of a delay；Existing motor ladder can only once succour several individuals, once fire in high buildings is encountered, it cannot
Meet the practical rescue needs in scene.In terms of fire disaster escaping, existing means of escape, such as descending lifeline, slideway of seeking survival, the slow drop dress of roof
Set, combine lifting device, emergency management and rescue hang indigo plant etc., except it is timely, economic, practical, in terms of it is each it is defective in addition to, it is most important
Be above-mentioned facility do not solve just make at the first time trapped person far from fire building the problem of.High-rise building with fire disaster
Afterwards, it is this field technical problem urgently to be resolved that how indicator of trapped personnel, which is escaped, how to be rescued in time by outdoor,.
Utility model content
The utility model aim is to provide escape and rescue system outside a kind of building fire room, in the event of a fire in a high-rise building,
Live indicator of trapped personnel can be escaped by outdoor security in time, put into rescue, escape of getting rid of poverty at the first time in first time, and right
Fire-fighting fire extinguishing also has certain help, solves the above problem present in background technique.
The technical solution of the utility model is:
Escape and rescue system outside a kind of building fire room includes mooring pipe one, mooring pipe two, fixed pulley, halliard and three
To connector, mooring pipe one and mooring pipe two are vertically arranged on building wall, mooring pipe one and mooring pipe two are parallel to each other；Dragline
It is provided with guide groove along axial direction on pipe one, is equipped with three-dimensional connector in guide groove；The three-dimensional connector is by three-dimensional connector body and leads
Plate is constituted, and the outer diameter of three-dimensional connector body is less than the internal diameter of mooring pipe one, and guide plate is vertically set on three-dimensional connector body,
Three-dimensional connector body slides in mooring pipe one, and guide plate stretches out guide groove and is oriented to, and guide plate is equipped with guide plate hole, three-dimensional connection
The both ends of device ontology are respectively equipped with connecting hole and lower connecting hole；The top of mooring pipe one and mooring pipe two is equipped with fixed pulley, rises
Drop rope is penetrated from the lower end of mooring pipe two, is pierced by from the upper end of mooring pipe two, is turned to after 180 degree by fixed pulley from mooring pipe one
Upper end penetrate, connect with connecting hole on the three-dimensional connector in one guide groove of mooring pipe.
The lower section of the mooring pipe one and mooring pipe two is equipped with fixed capstan winch pedestal.
The lower connecting hole of the three-dimensional connector is connect with lower drawstring；Hand winch is matched on the fixed capstan winch pedestal
One and hand winch two, hand winch one matches lower drawstring, and hand winch two matches the halliard outside two lower end of mooring pipe.
Guide plate hole on the three-dimensional connector is connect with rescue rope, and rescue rope matches recovery winch cable；It is installed on rescue rope
Gas cell.
Rain shade is equipped with above the fixed pulley.
The length of the guide groove is less than one length of mooring pipe, and guide groove upper end is located at the lower section of one upper end of mooring pipe.
The mooring pipe one, due to needing to be arranged guide groove, intensity requirement is high, and outer diameter is thicker, and the outer diameter of mooring pipe two is thinner,
Cost can be reduced.
The mooring pipe one is arranged close to balcony or window
The mooring pipe one and mooring pipe two, can be set the exterior wall surface in building, can also be embedding when building are built
Outside entering within the walls, building appearance is not influenced.
The fixed pulley is pulley blocks, is made of two pulleys, a pulley is close to one upper end of mooring pipe, another pulley
Close to two upper end of mooring pipe.
Escape and rescue method is carried out using above system, is comprised the following steps:
Mooring pipe one, mooring pipe two, fixed pulley, halliard and three-dimensional connector and fixed capstan winch pedestal, referred to as fixed part
Point；Lower drawstring, rescue rope, hand winch one, recovery winch cable, gas cell and hand winch two, referred to as movable part；It is every in cell
A building are respectively provided with fixed part, and movable part is stored in infrastructure management company, and a set of movable part matching covers fixed part；
When a certain building fire occurs, movable part is taken the building that fire occurs, hand winch one by infrastructure management company
It is mounted on fixed capstan winch pedestal with hand winch two, the lower drawstring of hand winch one and the lower connecting hole of three-dimensional connector connect
It connects, the halliard of two lower end of mooring pipe is connect with hand winch two, the guide plate of the rescue rope in recovery winch cable and three-dimensional connector
Hole connection；Recovery winch cable is installed far from fixed capstan winch pedestal, the gas cell on rescue rope is for protecting, rescue rope, mooring pipe
Right angled triangle is formed between one and ground；
Hand winch two is shaken, traction three-dimensional connector rises, until the balcony or window rescued are needed, at balcony or window
Escape personnel slided along rescue rope, be out of danger.
When fire rescue, if fire occurs for No.1 building, removable slide is set over there on the three-dimensional connector in No. two building
Wheel, after rescue rope is turned to from the three-dimensional connector in No.1 building to No. two removable movable pulleys upstairs, until the recovery winch cable on ground, fills
Air bag is located at below rescue rope；
The three-dimensional connector in No. two building is risen to, fire floor occurs lower than No.1 building, escape personnel can be along rescue rope
It slides, eventually falls on the gas cell below rescue rope；The three-dimensional connector in No. two building is risen to greater than or equal to No.1 building
Fire floor occurs, fire fighter can carry out downwards fire-extinguishing operations along rescue rope.
Escape personnel safety belt etc. can be used to hang over and slide on rescue rope.
The beneficial effects of the utility model are:
1. rescue is timely；This system can be operated in community administration departments personnel, and the masses can also assist when necessary.Disappear
Anti- personnel can command after rushing to.Currently, society's intra zone traffic is often disorderly parked by vehicle and blocked, fire-fighting vehicle is equipped not
It is easily current, it influences to rescue in time, put out a fire, and this system can be in first time investment rescue.
2. low cost, easy maintenance, maintenance cost are low；
Fixed part cost is not high, and mooring pipe one and mooring pipe two are steel pipe material, securely and reliably.Movable part is according to every
The scale of a community is equipped with.General every cell can only be equipped with several sets, when such as needing more, can provide increasing by neighbouring community
It helps, so that resource-sharing.Maintenance is easy, and primary investment is seldom, almost without maintenance cost.
3. escape personnel is without being equipped with complicated, expensive equipment (an only safety belt)；Self-service escape is easy to operate.
4. being not take up building usable floor area, and building is not influenced and uses function；If will be led in building construction
Suo Guanyi and mooring pipe two are embedded in exterior wall, and it is overall beautiful not influence building.
It periodically drills, train 5. community is easy tissue, the whole people are easy to learn, are easily mastered.
6. fire fighter sues and labours, putting out a fire also can be used, and can precisely put out a fire.The especially height that is not achieved of fire-fighting truntable ladder
Layer, more highlights advantage.
7. in addition to the above-described advantages, the maximum advantage of this patent is exactly to build compared with other current existing rescue facilities
Application low with maintenance cost, easy to spread, just made at the first time escape personnel far from fire building, fast-escape, simultaneously
Fire fighter's fire extinguishing is facilitated to sue and labour.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram；
Fig. 2 is the utility model embodiment three-dimensional connector construction schematic diagram；
Fig. 3 is the utility model embodiment three-dimensional connector schematic side view；
Fig. 4 is the escape schematic diagram of the utility model embodiment one；
Fig. 5 is the escape schematic diagram of the utility model embodiment two；
Fig. 6 is the fire extinguishing schematic diagram of the utility model embodiment three；
In figure: mooring pipe 1, fixed pulley 3, halliard 4, guide groove 5, three-dimensional connector 6, rain shade 7, is consolidated mooring pipe 22
Determine capstan winch pedestal 8, building wall 9, balcony or window 10, three-dimensional connector body 11, guide plate 12, upper connecting hole 13, lower connection
Hole 14, guide plate hole 15, lower drawstring 16, rescue rope 17, hand winch 1, recovery winch cable 19, gas cell 20, removable movable pulley
21, No.1 building 22, the 2nd building 23, hand winch 2 24.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples.
Escape and rescue system outside a kind of building fire room, comprising mooring pipe 1, mooring pipe 22, fixed pulley 3, halliard 4,
Three-dimensional connector 6 and fixed capstan winch pedestal 8 are vertically arranged mooring pipe 1 and mooring pipe 22, mooring pipe 1 on building wall 9
It is parallel to each other with mooring pipe 22；It is provided with guide groove 5 along axial direction on mooring pipe 1, is equipped with three-dimensional connector 6 in guide groove 5；Described three
It is made of to connector 6 three-dimensional connector body 11 and guide plate 12, the outer diameter of three-dimensional connector body 11 is less than mooring pipe 1
Internal diameter, guide plate 12 are vertically set on three-dimensional connector body 11, and three-dimensional connector body 11 slides in mooring pipe 1, are led
Plate 12 stretches out guide groove 5 and is oriented to, and guide plate 12 is equipped with guide plate hole 15, and the both ends of three-dimensional connector body 11 are respectively equipped with company
Connect hole 13 and lower connecting hole 14；The top of mooring pipe 1 and mooring pipe 22 is equipped with fixed pulley 3, and halliard 4 is from mooring pipe 22
Lower end penetrates, and is pierced by from the upper end of mooring pipe 22, by being penetrated after the steering 180 degree of fixed pulley 3 from the upper end of mooring pipe 1, with
Connecting hole 13 connects on three-dimensional connector 6 in one 1 guide groove 5 of mooring pipe.
The lower section of the mooring pipe 1 and mooring pipe 22 is equipped with fixed capstan winch pedestal 8.
The lower connecting hole 14 of the three-dimensional connector 6 is connect with lower drawstring 16；Hand is matched on the fixed capstan winch pedestal 8
Dynamic capstan winch 1 and hand winch 2 24, hand winch 1 match lower drawstring 16, and hand winch 2 24 matches under mooring pipe 22
Hold the halliard 4 of outside.
Guide plate hole 15 on the three-dimensional connector 6 is connect with rescue rope 17, and rescue rope 17 matches recovery winch cable 19；Rescue
Gas cell 20 is installed on rope 17.
Rain shade 7 is equipped with above the fixed pulley 3.
The length of the guide groove 5 is less than one 1 length of mooring pipe, and 5 upper end of guide groove is located at the lower section of one 1 upper end of mooring pipe.
The mooring pipe 1, due to needing to be arranged guide groove 5, intensity requirement is high, and outer diameter is thicker, the outer diameter of mooring pipe 22 compared with
Carefully, cost can be reduced.
The mooring pipe 1 is arranged close to balcony or window 10
The mooring pipe 1 and mooring pipe 22, can be set the exterior wall surface in building, can also building build when,
Insertion is outer within the walls, does not influence building appearance.
The fixed pulley 3 is pulley blocks, is made of two pulleys, and a pulley is close to one 1 upper end of mooring pipe, another cunning
It takes turns close to 22 upper end of mooring pipe.
In embodiment, the structure of the utility model is mainly made of two large divisions's (fixed part and movable part).
1. fixed part
It is fixed on the part on building building wall, is made of following sections.
1. mooring pipe one, mooring pipe two
Mooring pipe one, mooring pipe two are made of (root thickness, one thin) steel pipe, and it is to lead that a gap is opened in the longitudinal direction of mooring pipe one
Slot makes it connect rescue rope so that the guide plate (laterally protruding portion) of three-dimensional connector, stretches out out of gap.Mooring pipe one, dragline
The effect of pipe two mainly guides halliard to use, while there are also limit, three-dimensional connector so that rescue rope is steady for mooring pipe one
Reach the effect of desired height.
2. fixed pulley
It acts on mainly positioning, sliding halliard.
3. halliard ((steel wire halliard)
It, which is acted on, is mounted in mooring pipe one, spare in mooring pipe two.When a fire, with it by three-dimensional connector and
Rescue rope is drawn in place.
4. three-dimensional connector
The effect of three-dimensional connector is connection rescue rope, halliard and lower drawstring, and can adjust rescue rope up and down
Height.
It (upper and lower and lateral) can be separately connected rescue rope, halliard and lower drawstring in three directions.The upper end is fixed
In the end of halliard, when requiring assistance, laterally protruding portion connects rescue rope, and lower end connects lower drawstring.
5. rain shade
Its effect is to block fixed pulley, it is made not to be caught in the rain.
6. fixed capstan winch pedestal
It is to place and fixed manual capstan winch one, hand winch two that it, which is acted on,.It is concrete product, installs Z-type on pedestal
Fixed iron.
2. movable part
Movable part is usually taken care of by administration departments, just comes into operation when fire occurs.It is by following sections
Composition:
1. hand winch one, hand winch two, recovery winch cable.
The effect of hand winch one is drawstring under folding and unfolding.Its effect of hand winch two is that folding and unfolding halliard is used.Recovery winch cable is made
With being folding and unfolding rescue rope.
2. lower drawstring (drop-down wirerope)
Its main function is drop-down three-dimensional connector, makes three-dimensional connector that can move down the height position that reaches and need to rescue
It sets.(note: lower drawstring is thin than halliard diameter)
3. rescue rope (rescue wirerope)
It is acted on, and to be escape personnel connect safety belt on one's body on this rope, slides and drops to ground and escape safely
It is raw.Its diameter can be selected according to the rupture pull force standard of wirerope, and length can glide according to the height of building and escape personnel
The gradient grasp, it is higher, more slope is then longer.
4. gas cell (or other anti-collision facilities)
It, which is acted on, is buffered when making escape personnel's downhill race to ground, to prevent from bumping against on relevant device.It is placed
In rescue rope in front of the recovery winch cable of ground one end.
5. removable movable pulley
Its effect is, if condition has, can be installed in (note: the building in the building on opposite fire building opposite
There are also installed fixed parts of the invention) three-dimensional connector laterally protruding portion, then by rescue rope positioning in this pulley,
(safe altitude fallen to the ground depending on escape personnel --- the minimum point of rescue rope sag), which is drawn to certain altitude, as needed (makes
It is the length of adjustable rescue rope with the purpose of this pulley).
1) it can solve the problems, such as ensure the gradient of rescue rope (when especially when relatively high building very because place is limited
It is necessary in general the building of residential quarters is away from shorter), so as to make the slow drop of escape personnel land.(vehicle that can be elevated also may be used
Indirect utilization)
If 2) pulley is raised to height more higher than opposite building fire point, fire fighter can be slided into from this building
Fire building ignition point goes precisely to put out a fire or assist to rescue people.
Specific embodiment is as follows:
The moveable part usually taken care of when fire occurs, is transported to scene of fire by rescue personnel by embodiment one, will
Hand winch two is fixed on the pedestal below mooring pipe two (by right side insertion Z-type slot).It again will be manual with lower drawstring
Capstan winch one is fixed on the pedestal below mooring pipe one (by left side insertion Z-type slot)；Halliard is connected to hand winch two
On.Rescue rope in recovery winch cable is connect with the guide plate hole of three-dimensional connector, puts restrict and withdraw fire building to safety rapidly
Area simultaneously fixes (depending on the gradient of rescue rope), while gas cell (or slow landing gear) being fixed.It will be on hand winch one
Lower drawstring connect with the three-dimensional connector lower end below mooring pipe one.Shake with hands hand winch two, by three-dimensional connector (
That is rescue rope) it is drawn to the height of escape personnel.(note: mooring pipe one should be mounted on from window or balcony more nearby, to escape
Personnel are easily accessible), then by two lock-bit of hand winch.(preventing it from being freely rotated again).So far everything is ready, escape personnel
Safety belt can be covered with, hook is hung on rescue rope, accepted ground staff commander, start downhill race, ground staff carries out
Protection prepares.It is finished when this height personnel withdraw, then can promote rescue rope again, the height to next needs is rescued.When
It was found that occur again when the personnel for needing to escape (rescue rope has arrived eminence at this time) at the height withdrawn in the past, then it can be by manual
Capstan winch one pulls downwards the lower drawstring that three-dimensional connector lower end is connected in mooring pipe one, and rescue rope is made to fall back to the height withdrawn
Degree is sued and laboured again.
Embodiment two
No.1 building, No. two Lou Xianglin in building, No.1 building occur fire, mobile pulley can be mounted on to No. two upstairs
On the guide plate of the three-dimensional connector of (note: there are also installed fixed parts of the invention for the building) (laterally protruding portion), then it will rescue
Rope positioning is helped in this mobile pulley, as needed (safe altitude fallen to the ground depending on escape personnel --- rescue rope sag
Minimum point) it is drawn to certain altitude (length that the purpose using this pulley is adjustable rescue rope).It can solve because place is limited
And it can not ensure gradient problem (especially necessary when relatively high building, the in general residential quarters of rescue rope
Building is away from shorter), so as to make the slow drop of escape personnel land.(vehicle that can be elevated also can indirect utilization)
Embodiment three can be by fire-fighting people if mobile pulley is raised to height more higher than opposite No.1 building fire point
Member slides into No.1 building ignition point from No. two building and goes precisely to put out a fire or assist to rescue people.
Claims (4)
1. escape and rescue system outside a kind of building fire room, it is characterised in that: comprising mooring pipe one (1), mooring pipe two (2), determine
Pulley (3), halliard (4) and three-dimensional connector (6), building wall are vertically arranged mooring pipe one (1) and mooring pipe two on (9)
(2), mooring pipe one (1) and mooring pipe two (2) are parallel to each other；It is provided with guide groove (5) on mooring pipe one (1) along axial direction, in guide groove (5)
Equipped with three-dimensional connector (6)；The three-dimensional connector (6) is made of three-dimensional connector body (11) and guide plate (12), and three-dimensional connects
The outer diameter for connecing device ontology (11) is less than the internal diameter of mooring pipe one (1), and guide plate (12) is vertically set on three-dimensional connector body (11)
On, three-dimensional connector body (11) sliding in mooring pipe one (1), guide plate (12) stretches out guide groove (5) and is oriented to, guide plate (12)
It is equipped with guide plate hole (15), the both ends of three-dimensional connector body (11) are respectively equipped with connecting hole (13) and lower connecting hole (14)；
The top of mooring pipe one (1) and mooring pipe two (2) is equipped with fixed pulley (3), and halliard (4) is penetrated from the lower end of mooring pipe two (2),
It is pierced by from the upper end of mooring pipe two (2), penetrates after turning to 180 degree by fixed pulley (3) from the upper end of mooring pipe one (1), and lead
Connecting hole (13) connects on three-dimensional connector (6) in Suo Guanyi (1) guide groove (5).
2. escape and rescue system outside a kind of building fire room according to claim 1, it is characterised in that: the mooring pipe one
(1) and the lower section of mooring pipe two (2) is equipped with fixed capstan winch pedestal (8).
3. escape and rescue system outside a kind of building fire room according to claim 1, it is characterised in that: the three-dimensional connection
The lower connecting hole (14) of device (6) is connect with lower drawstring (16)；Hand winch one (18) is matched on the fixed capstan winch pedestal (8)
With hand winch two (24), hand winch one (18) matches lower drawstring (16), and hand winch two (24) matches under mooring pipe two (2)
Hold the halliard (4) of outside.
4. escape and rescue system outside a kind of building fire room according to claim 1, it is characterised in that: the three-dimensional connection
Guide plate hole (15) on device (6) is connect with rescue rope (17), and rescue rope (17) matches recovery winch cable (19)；Rescue rope is worn on (17)
There are gas cell (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820426424.8U CN208809336U (en) | 2018-03-28 | 2018-03-28 | Escape and rescue system outside a kind of building fire room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820426424.8U CN208809336U (en) | 2018-03-28 | 2018-03-28 | Escape and rescue system outside a kind of building fire room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208809336U true CN208809336U (en) | 2019-05-03 |
Family
ID=66267948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820426424.8U Expired - Fee Related CN208809336U (en) | 2018-03-28 | 2018-03-28 | Escape and rescue system outside a kind of building fire room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208809336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273206A (en) * | 2018-03-28 | 2018-07-13 | 陈国良 | Escape and rescue system and method outside a kind of building fire room |
-
2018
- 2018-03-28 CN CN201820426424.8U patent/CN208809336U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273206A (en) * | 2018-03-28 | 2018-07-13 | 陈国良 | Escape and rescue system and method outside a kind of building fire room |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202724498U (en) | Inclined slide type tunnel form escape device for high-rise building | |
| CN104196279B (en) | A kind of nuclear power station personal security technical ability combined training scene | |
| CN107497068A (en) | A kind of security escape system | |
| CN103007453B (en) | High building fire fighting rescue system | |
| CN103893924B (en) | High-rise building rapidly descending escape system | |
| CN208809336U (en) | Escape and rescue system outside a kind of building fire room | |
| CN104027898A (en) | Well shaft type sliding rod and deceleration drum double insurance fire escape technology | |
| CN203915808U (en) | The accessible fire-fighting life-saving channel of a kind of design | |
| CN108273206A (en) | Escape and rescue system and method outside a kind of building fire room | |
| CN104001281A (en) | Escape lifter | |
| CN205554608U (en) | Small -size first aid parachute of multilayer | |
| CN201988081U (en) | Helicopter fire extinguisher | |
| CN208916604U (en) | A kind of high building fire fighting rescue system | |
| CN204502165U (en) | A kind of fall-slowing device for rescuing from high building | |
| CN203075490U (en) | High-rise building fire rescue system | |
| CN203001712U (en) | Escape system of building | |
| CN203001720U (en) | Building | |
| CN204092870U (en) | The horizontal emergency escape overline bridge of skyscraper | |
| CN204395254U (en) | Turntable type slide bar emergency escape passage | |
| CN113663239A (en) | Quick descending rope for emergency escape | |
| CN205145430U (en) | Emergent slide of fleing | |
| CN104906700A (en) | Rope unwinding device with rescue function | |
| CN205743684U (en) | A kind of quick safety ladder | |
| CN109966664A (en) | A kind of high-rise building fire prevention escape device | |
| CN203852748U (en) | Downhill escape system for super high-rise building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20210328 |