CN215995332U

CN215995332U - High-rise emergency escape device

Info

Publication number: CN215995332U
Application number: CN202122406043.8U
Authority: CN
Inventors: 周维国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-11
Anticipated expiration: 2031-09-30

Abstract

The utility model provides an emergent escape device of high building can cooperate special handrail track to flee, include: with two gyro wheels of track complex, the gyro wheel passes through the roller shaft and installs on left socle or right branch frame, is equipped with speed adjusting device on the left socle, including one-level drive gear group, planetary gear mechanism and slips pendulum retardance mechanism, the former includes driving gear and drive gear, planetary gear mechanism includes a plurality of planetary gear and engaged with sun gear and ring gear, planet carrier and drive gear fixed connection, slips pendulum retardance mechanism includes slips gear and slips goods of furniture for display rather than for use, left and right support is connected with the rotation of hanging axle, brake mechanism and hanging axle rotate and are connected. The utility model discloses a speed adjusting device transmits the gyro wheel moment of torsion earlier to planetary gear mechanism, carries out the acceleration rate and falls the moment of torsion, and rethread slips pendulum retarding mechanism produces the braking moment of torsion and adjusts the gyro wheel to the state at the uniform velocity, when speed is too fast, can be by brake mechanism and handrail track bottom friction, and the initiative is slowed down, safe and reliable more.

Description

High-rise emergency escape device

Technical Field

The utility model belongs to the technical field of the emergent technique of fleing of high building and specifically relates to an emergent ware of fleing of high building is related to.

Background

With the increasing number of urban high-rise buildings, under the emergency conditions of fire, earthquake and the like, how to quickly and safely leave rooms and people living in the high-rise buildings arrive on the ground is a global problem. Although rapid intervention fire and other professional rescuers provide emergency rescue for trapped people, it is not always possible to do so in a timely manner, and thus such disasters can always pose a more or less serious threat to the lives of people living in high-rise buildings.

At present, the high-rise escape products sold in the market are mostly in a pulley-like lifting type, equipment is installed outside a balcony wall body, and people slide to the downstairs through ropes. This approach is extremely unsafe and is not particularly applicable to the elderly, children and people with panic disorder. In addition, the speed of the rope gliding is difficult to control, the rope gliding is easy to touch facilities such as an air conditioner frame outside a building, trees, a canopy, a clothes hanger and the like during the gliding process to cause personnel injury, the use is troublesome, the gold escape time is delayed due to overlong preparation time, and good escape opportunities are missed.

In addition, in the current high-rise escape emergency product, a speed limiting device is an indispensable part and comprises a shell and a plurality of gears arranged in the shell, and the speed limiting device generates a friction effect with a friction block in a friction hub through the operation of a planetary gear speed reducing mechanism so as to ensure that a user can safely reach the ground. The existing high-rise emergency escape device is complex in structure and inconvenient to use, only depends on a planetary gear speed reducing mechanism to reduce speed, is difficult to slide downwards at a constant speed, is poor in reliability, and cannot reduce the speed quickly and effectively when a fault occurs.

In view of the above, the applicant provides an emergency escape device for high-rise buildings, so as to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high building emergency escape device, this emergency escape device can cooperate special handrail track to use, and it utilizes speed adjusting device, carries out the acceleration rate to the gyro wheel of following handrail track gliding and falls the speed governing again after the moment of torsion and make it finally tend to down at the uniform velocity, in addition, also can independently adjust down the speed through brake mechanism, guarantees the security and the reliability of the ware of fleing.

The utility model provides an emergent ware of fleing of high building can cooperate the special handrail track of installing in the staircase to use, a serial communication port, include:

the roller group comprises a left roller and a right roller and is used for matching with the special handrail track to roll along the special handrail track;

the mounting bracket comprises a left bracket and a right bracket, roller shafts are respectively mounted on the left bracket and the right bracket, and the left roller or the right roller is rotatably connected with one end of each roller shaft through a bearing;

the lifting shaft is rotatably connected with the left support and the right support, and the bottom of the lifting shaft can be matched with the lifting hook and used for lifting a seat or a lifting belt which can be taken by an escaper;

the speed regulating device comprises a primary transmission gear set, a planetary gear mechanism and a slip pendulum speed reducing mechanism, wherein the primary transmission gear set is in matched transmission with the left roller or the right roller and is used for transmitting the torque input by the left roller or the right roller to the planetary gear mechanism; the planetary gear mechanism is in matched transmission with the primary transmission gear set and comprises an inner gear ring, a sun gear and a plurality of planetary gears, the plurality of planetary gears are respectively in meshing transmission with the sun gear and the inner gear ring at the same time, and the planetary gear mechanism is used for increasing speed and reducing torque; the slip swing retarding mechanism comprises a slip gear and a slip swinging part, wherein the slip gear is positioned on one side of the sun gear, which is far away from the planetary gear, and can rotate under the driving of the sun gear to touch the slip swinging part to swing, so that braking torque is provided to retard the roller group, and the roller group tends to rotate at a constant speed and descend;

the brake mechanism comprises a brake rod and a brake head, the brake head is arranged at the top of the brake rod and used for reducing speed by friction with the bottom of the special handrail track, and the middle part of the brake rod is rotatably connected with the hanging shaft;

the sealing and lubricating structure comprises a sealing cover and a plurality of oil seal gaskets, wherein the sealing cover is arranged on the outer side of the left support or the right support and forms a sealing space with the left support or the right support, and lubricating oil is injected into the sealing space.

Preferably, the primary transmission gear set comprises a driving gear and a transmission gear which are meshed with each other, the driving gear is integrally connected with the left end face of the left idler wheel or the right end face of the right idler wheel and can rotate along with the left end face or the right end face of the right idler wheel, and the transmission gear is rotatably mounted on the left support or the right support through a gear shaft.

Preferably, the driving gear and the transmission gear are both straight gears or helical gears, and the number of teeth of the driving gear is equal to that of the transmission gear.

Preferably, the planetary gear mechanism further comprises a planetary carrier, the planetary carrier is in a regular triangle shape, the number of the planetary gears is three, the planetary gears are respectively mounted at three corners of the planetary carrier through supporting shafts, the centers of the planetary gears are located on the same circumference, a mounting hole is formed in the middle of the planetary carrier, the gear shaft penetrates through the mounting hole, and the mounting hole is mounted in a matched manner with the outer circumferential surface of the shaft sleeve of the transmission gear, so that the planetary carrier can rotate together with the transmission gear.

Preferably, the bottom of the inner gear ring is fixedly connected with the left support or the right support, the roller shaft penetrates through the top end of the inner gear ring, the three planetary gears are uniformly distributed between the sun gear and the inner gear ring, the diameter of the sun gear is greater than that of the planetary gears, and the number of teeth of the sun gear is greater than that of the planetary gears.

Preferably, the shaft sleeve of the slip gear is integrally connected with the shaft sleeve of the sun gear, the gear shaft penetrates through the sun gear and the slip gear, and the outer edge of the slip gear is provided with a plurality of tooth shapes; the slips goods of furniture for display rather than for use is the arc spare, its middle part be equipped with gyro wheel axle complex mounting hole, its both ends are installed respectively and are rotated its pivoted rotary drum relatively, when sun gear rotates, drive the integrative rotation of slips gear, the touching the rotary drum drives the slips goods of furniture for display rather than for the gyro wheel axle swings, loops through the slips gear with the braking torque who produces planetary gear mechanism and the one-level drive gear group feeds back to left gyro wheel or right gyro wheel carries out the slow-down to it.

Preferably, the left bracket and the right bracket are rotatably connected, the left bracket or the right bracket comprises an inner frame plate, an outer frame plate and a main frame body, the inner frame plate and the outer frame plate are arranged in parallel, the bottoms of the inner frame plate and the outer frame plate are integrally connected with the main frame body, the roller shaft and the gear shaft are erected between the inner frame plate and the outer frame plate, the roller shaft is located on one side of the gear shaft, which is far away from the main frame body, and the axis of the roller shaft and the axis of the gear shaft are arranged in parallel.

Preferably, the hanging shaft is a strip-shaped metal piece, an annular groove is formed in the hanging shaft, the top of the hanging shaft is rotatably connected with the middle of the brake rod, the middle of the hanging shaft is rotatably connected with the left support and the right support, and the hanging hook is hung at the bottom of the hanging shaft.

Preferably, the oil seal gasket comprises a roller oil seal gasket, an O-shaped oil seal gasket and a seal cover oil seal gasket, the left end of the left roller or the right end of the right roller is in fit sealing with the inner frame plate through the roller oil seal gasket, the roller shaft is in fit sealing with the outer frame plate through the O-shaped oil seal gasket, the gear shaft is in fit sealing with the inner frame plate and the outer frame plate through the O-shaped oil seal gasket, the seal cover is of a U-shaped space curved surface structure, and is in fit sealing with the outer contour surfaces of the inner frame plate and the outer frame plate through the seal cover oil seal gasket and fixedly connected through a sunk bolt.

Preferably, an oil injection port is formed in the outer frame plate and used for injecting lubricating oil into a sealed space formed by the sealing cover and the left support or the right support so as to lubricate the speed regulating device.

The utility model discloses technical scheme has following beneficial effect:

(1) the emergency escape device can be used in cooperation with a special handrail track, the left support and the right support are used for installing roller groups to slide down along the special handrail track arranged in a staircase, and a seat or a hanging belt and the like which can be taken by people are hung below the left support and the right support, so that people can quickly escape in emergency situations such as fire, earthquake and the like;

(2) the utility model discloses emergent escape device is equipped with speed adjusting device, can carry out safe high-efficient regulation by the down speed of roller train, utilize one-level drive gear group to transmit the down moment of torsion of inputing of roller train earlier, and then adjust its speed through planetary gear mechanism, it is down to make it can accelerate rapidly, accelerate speed and fall the moment of torsion, the sun gear that is located planetary gear mechanism output is connected with slips gear of slips pendulum retarding mechanism an organic whole, slips gear rotation in-process can touch slips goods of furniture for display rather than for display and swing, produce braking torque to it, finally feed back to the roller train, make it keep or approach at the uniform velocity gliding state with safe speed, guarantee down speed in safe and reliable within range;

(3) the utility model discloses emergent ware of fleing is equipped with brake mechanism, decelerates through the friction of the skid resistant line of brake mechanism and handrail track bottom, realizes the autonomic regulation to down speed, further guarantees the security and the reliability of ware of fleing;

(4) the utility model discloses the emergency escape device left and right support outside is sealed through sealed cowling and oil blanket circle, and inside injection lubricating oil can lubricate each drive disk assembly of speed adjusting device, guarantees in its use steadily in the same direction as smooth, can prevent the drive disk assembly damage simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the emergency escape apparatus for high-rise buildings (omitting a brake mechanism);

FIG. 2 is a schematic view of the inner structure of the emergency escape apparatus for high-rise buildings after the sealing cover is opened;

fig. 3 is a schematic structural view of the speed regulating device (with the inner gear ring removed) of the high-rise emergency escape apparatus of the present invention;

FIG. 4 is a schematic view of the structure and installation of the brake mechanism of the emergency escape device for high-rise buildings of the present invention;

fig. 5 is a schematic view of the usage state of the emergency escape device (omitting the brake mechanism) and the special handrail track in cooperation.

Description of reference numerals:

1: a left roller; 2: a right roller; 3: a roller shaft; 4: a left bracket; 401: an inner frame plate; 402: an outer frame plate; 403: a main frame body; 5: a right bracket; 6: a hanging shaft; 7: a guide wheel disc; 8: a driving gear; 9: a transmission gear; 10: a gear shaft; 11: a planet carrier; 12: a planetary gear; 13: a sun gear; 14: an inner gear ring; 15: a slip gear; 16: a slip swing; 161: a rotating drum; 17: a brake mechanism; 171: a brake lever; 172: a brake tray; 173: a brake pad; 174: a brake handle; 18: a sealing cover; 19: a seal cap oil seal gasket; 20: a countersunk bolt; 21: an O-shaped oil seal gasket; 22: an oil filling port; 23: and (3) lubricating oil.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, 2, 3, 5, the utility model provides an emergent ware of fleing of high building can cooperate the special handrail track of installing on the staircase wall or predetermineeing the stand to use, and the orbital bottom of special handrail is equipped with the track that the cross-section is the I shape, and this emergent ware of fleing includes: the roller train, it is made up of left gyro wheel 1 and right gyro wheel 2 set up relatively, cooperate with the orbital I-shaped track of special handrail along its roll respectively, left gyro wheel 1 and right gyro wheel 2 are all installed on the installing support through gyro wheel axle 3, the installing support includes left socle 4 and right socle 5, wherein, left gyro wheel 1 is installed on left socle 4 through gyro wheel axle 3, right gyro wheel 2 is installed on right socle 5 through gyro wheel axle 3, the center of left gyro wheel 1 and right gyro wheel 2 is equipped with the installation shaft hole through bearing cooperation installation with gyro wheel axle 3, left gyro wheel 1 and right gyro wheel 2 are all installed with gyro wheel axle 3 through two sets of bearings cooperation, can rotate relative gyro wheel axle 3, thereby can roll downwards along special handrail track.

One side of left gyro wheel 1 and right gyro wheel 2 is equipped with direction rim plate 7, the diameter of direction rim plate 7 is greater than the diameter of left gyro wheel 1 or right gyro wheel 2, when the roller train was down along special handrail track, 7 side of direction rim plate pasted mutually with special handrail track's side, can make high building ware of fleing put all the time and go down along the track, can make high building ware of fleing press from both sides fast again and press from both sides tightly on the track, prevent that the device from turning round or derailing to one side at down in-process, guarantee weak groups such as old and weak women children safe in utilization.

The longitudinal sections of the left bracket 4 and the right bracket 5 are both in a transverse F shape, the two are symmetrically arranged and have the same structure, and the bottom ends of the two are rotatably connected, and the structure of the left bracket 4 is described by taking as an example. The left support 4 comprises an inner frame plate 401, an outer frame plate 402 and a main frame body 403, the inner frame plate 401 and the outer frame plate 402 are arranged in parallel, the main frame body 403 is vertically and integrally connected with the bottoms of the inner frame plate 401 and the outer frame plate 402, one end of the main frame body 403 of the left support 4, far away from the outer frame plate 402, is rotatably connected with a corresponding structure of the right support 5, a roller shaft 3 is erected between the top end of the inner frame plate 401 and the top end of the outer frame plate 402, the axis of the roller shaft is perpendicular to the side faces of the inner frame plate 401 and the outer frame plate 402, and the left roller 1 is mounted on the inner side of the top of the inner frame plate 401 through the roller shaft 3.

The lifting shaft 6 is a strip-shaped metal piece, an annular groove is formed in the bottom of the lifting shaft 6 along the length direction of the lifting shaft, the middle of the lifting shaft 6 is rotatably connected with the left support 4 and the right support 5, a mounting hole is formed in the top of the lifting shaft 6 and used for being rotatably connected with a brake mechanism, the lifting shaft 6 is separated from the left support 4 and the right support 5 or integrally connected with the left support 4 and the right support 5, and the middle of the lifting shaft is rotatably connected with the left support 4 and the right support 5 through rotating shafts. The bottom of hanging shaft 6 can hang the lifting hook, and the lifting hook is used for the seat or suspender etc. that the hoist and mount can supply the person of fleing to take, makes the person of fleing can flee along the special handrail track of setting in high building stairwell fast, and through the action of gravity that the lifting hook produced, can press from both sides left gyro wheel 1 and right gyro wheel 2 tightly on special handrail track, prevents to deviate derail at down in-process, and the weak groups such as old and weak women child of being convenient for use.

At least one of the left bracket 4 and the right bracket 5 is provided with a speed adjusting device, and the speed adjusting devices are preferably arranged on the left bracket 4 and the right bracket 5 and used for adjusting the descending speed of the roller group, and the structure of the speed adjusting device arranged on the left bracket 4 is taken as an example for explanation. The speed regulating device comprises a primary transmission gear set, a planetary gear mechanism and a slip pendulum speed reducing mechanism, wherein the primary transmission gear set is in matched transmission with a left roller 1 and is used for transmitting the torque input by the left roller 1 to the planetary gear mechanism, and the planetary gear mechanism is accelerated to increase the torque so as to enable the torque to smoothly descend along a special handrail track.

As shown in fig. 3, the primary transmission gear set includes a driving gear 8 and a transmission gear 9, which are engaged with each other, and both the driving gear 8 and the transmission gear 9 are spur gears or helical gears, wherein the driving gear 8 is integrally connected with the left end surface of the left roller 1 and can rotate integrally therewith, and the driving gear 8 passes through the inner frame plate 401 and is located on the outer side of the inner frame plate 401, and the outer peripheral surface of the left end of the left roller 1 and the inner frame plate 401 are supported by a bearing in a matching manner, so that the left roller 1 can rotate relative to the inner frame plate 401. The transmission gear 9 is positioned below the driving gear 8 and meshed with the driving gear 8. The transmission gear 9 is rotatably mounted on a gear shaft 10 through a bearing, the gear shaft 10 is erected between the inner frame plate 401 and the outer frame plate 402, the axis of the gear shaft 10 is parallel to the axis of the roller shaft 3, and the gear shaft 10 is positioned between the roller shaft 3 and the main frame body 403.

In the embodiment, the driving gear 8 and the transmission gear 9 are both straight toothed spur gears, the modulus of the driving gear 8 is 1.5, the number of teeth is 24, the pressure angle is 20 degrees, and the helix angle is 0; the modulus of the transmission gear 9 is 1.5, 24 teeth, the pressure angle is 20 degrees, and the helical angle is 0; the transmission ratio of the transmission gear 9 to the driving gear 8 is 1: 1, in a normally engaged state.

The planetary gear mechanism is arranged on the outer side of the transmission gear 9 and is matched and transmitted with the first-stage transmission gear set for further adjusting the rotating speed of the roller set.

The planetary gear mechanism comprises a planet carrier 11, a planetary gear 12, a sun gear 13 and an inner gear ring 14, wherein a mounting hole is formed in the middle of the planet carrier 11, the end part of a shaft sleeve of the transmission gear 9 is in a regular hexagon shape, and the end part of the shaft sleeve of the transmission gear 9 and the mounting hole in the planet carrier 11 are installed in an interference fit mode, so that the planet carrier 11 can rotate along with the transmission gear 9.

The planet carrier 11 is in a regular triangle shape, each corner of the planet carrier is provided with a supporting shaft, the number of the planet gears 12 is three, the planet gears 12 are respectively matched with each supporting shaft and are installed and rotate around the supporting shafts, and the centers of the planet gears 12 are positioned on the same circumference. The sun gear 13 is mounted inside each planetary gear 12, and is in mesh transmission with each planetary gear 12. The inner gear ring 14 and the sun gear 13 are arranged coaxially and fixedly mounted at the bottom of the left support 4, a fixing groove matched with the bottom of the inner gear ring 14 is formed at the bottom of the left support 4, and the top of the roller shaft 3 penetrates through the top end of the inner gear ring 14, so that the inner gear ring 14 is kept parallel to the inner frame plate 401 and the outer frame plate 402. The three planet gears 12 are uniformly distributed between the inner gear ring 14 and the sun gear 13, and each planet gear 12 is simultaneously in meshed transmission with the inner gear ring 14 and the sun gear 13.

In the embodiment, the number of teeth of the inner gear ring 14 is 48, the number of teeth of the three planet gears 12 is 15, the number of teeth of the sun gear 13 is 18, and the modulus is 1; the planetary gear mechanism has a ratio of about 3.67 between the output and the input. The planetary gears 12 and the adjacent sun gear 13 and the inner gear ring 14 are always in a constant meshing state to improve descending smoothness.

In the speed regulating device, a driving gear 8 integrally connected with a left roller 1 is used as an input end, a sun gear 13 is used as an output end, the whole speed increasing and torque reducing transmission is realized, and the speed increasing ratio is about 3.67.

Slips pendulum retarding mechanism includes slips gear 15 and slips goods of furniture for display rather than for use 16, wherein, slips gear 15's axle sleeve and sun gear 13's axle sleeve body coupling, slips gear 15 adopts special steel integrated casting shaping with sun gear 13, gear shaft 10 passes sun gear 13 and slips gear 15, slips gear 15's outer fringe is equipped with a plurality of triangle-shaped big teeth, and it can rotate under sun gear 13 drives, slips gear 15's outer fringe profile of tooth touching slips goods of furniture for display rather than for use 16 swings, carries out the speed governing.

The slip swing part 16 is an arc-shaped part, the middle part of the slip swing part is provided with a mounting hole matched with the roller shaft 3 and can rotate or swing relative to the roller shaft 3, two ends of the arc-shaped part are respectively provided with a rotating drum 161, the rotating shaft of the rotating drum 161 is vertically arranged along the side surface of the arc-shaped part, the rotating drum 161 can rotate relative to the rotating shaft, when the sun gear 13 rotates, the sun gear drives the slip gear 15 sleeved on the outer side of the sun gear to synchronously rotate, the outer edge tooth profile of the slip gear 15 touches the rotating drum 161, so that the slip swing part 161 is stressed to swing relative to the roller shaft 3, braking torque is generated on the slip gear 15, the braking torque is fed back to the roller group through the slip large tooth 15, the planetary gear mechanism and the primary transmission gear set, the rotating speed of the slip gear is reduced, and the braking torque is fed back to the left roller 1 through continuous collision between the slip gear 15 and the slip swing part 16, so that the slip tends to slide at a uniform speed.

As shown in fig. 4, in this embodiment, the emergency escape apparatus further includes a brake mechanism 17. The brake mechanism 17 comprises a brake rod 171, the middle of the brake rod 171 is hinged to the top of the hanging shaft 6, two ends of the brake rod 171 respectively extend out in a rightward upward and leftward downward bending mode relative to the middle of the brake rod 171 to form a lever structure with two ends bent relative to the middle, a brake head is arranged on the top of the brake rod 171 and comprises a brake tray 172 and a brake pad 173, the brake tray 172 is hinged to the top end of the brake rod 171, the brake pad 173 is mounted on the brake tray 172 through a fastener and extends out of the brake tray 172, and a brake handle 174 is hinged to the bottom end of the brake rod 171.

More specifically, the brake pad 173 is formed by compounding 8mm thick friction material with composite resin, copper wire and other materials, the bottom of the special handrail track is provided with anti-slip lines, and the brake pad 173 can be in close contact with the brake pad to decelerate through friction. In the use, the person of fleing can drop brake handle 174 down, utilizes lever principle, makes the brake head lift up, because brake tray 172 is articulated with brake lever 171, makes brake block 173 surface can with special handrail track bottom comprehensive contact, relies on the frictional force between brake block 173 and the anti-skidding line, makes the gliding speed of emergent ware of fleing effectively reduce, realizes the person of fleing to the autonomic control of device gliding speed, guarantees that speed is in safety range.

In this embodiment, as shown in fig. 1 and 2, the emergency escape apparatus further includes a sealing and lubricating structure including a sealing cover 18 and a plurality of oil seal gaskets. The sealing cover 18 is of a U-shaped space curved surface structure, and is matched and sealed with the outer contour surfaces of the inner frame plate 401 and the outer frame plate 402 and the side surface of the main frame body 403 through a sealing cover oil seal gasket 19, and the edge of the sealing cover 18 is fixedly connected with the left support 4 through a countersunk head bolt 20. The left end of the left roller 1 is matched and sealed with the inner frame plate 401 through a roller oil seal gasket, and the right end of the roller shaft 3 is matched and sealed with the outer frame plate 402 through an O-shaped oil seal gasket 21. The left end of the gear shaft 10 is sealed with the inner frame plate 401 and the gear shaft 10 is sealed with the outer frame plate 402 by O-shaped oil seal gaskets.

An oil filling port 22 is further formed in the outer frame plate 402, lubricating oil 23 can be filled into a sealing space formed by the sealing cover 18 and the left support 4 or the right support 5 through the oil filling port 22, all transmission parts in the speed regulating device are lubricated, stability and smoothness in the using process of the speed regulating device are guaranteed, and meanwhile the transmission parts can be prevented from being damaged.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a high building emergency escape device, can cooperate the special handrail track of installing in the stairwell to use, its characterized in that includes:

2. The emergency escape device for high-rise buildings according to claim 1, wherein the primary transmission gear set comprises a driving gear and a transmission gear which are meshed with each other, the driving gear is integrally connected with the left end face of the left roller or the right end face of the right roller and can rotate along with the left end face or the right end face of the left roller, and the transmission gear is rotatably mounted on the left bracket or the right bracket through a gear shaft.

3. The high-rise emergency escape device according to claim 2, wherein the driving gear and the transmission gear are both straight gears or helical gears, and the number of teeth of the driving gear is equal to the number of teeth of the transmission gear.

4. The emergency escape device for high-rise buildings according to claim 2, wherein the planetary gear mechanism further comprises a planetary carrier, the planetary carrier is in a regular triangle shape, the number of the planetary gears is three, the planetary gears are respectively mounted on three corners of the planetary carrier through supporting shafts, the centers of the planetary gears are located on the same circumference, a mounting hole is formed in the middle of the planetary carrier, the gear shaft passes through the mounting hole, and the mounting hole is mounted in cooperation with the outer circumferential surface of the shaft sleeve of the transmission gear, so that the planetary carrier can rotate along with the transmission gear.

5. The high-rise emergency escape device according to claim 4, wherein the bottom of the inner gear ring is fixedly connected with the left support or the right support, the roller shaft passes through the top end of the inner gear ring, the three planetary gears are uniformly distributed between the sun gear and the inner gear ring, the diameter of the sun gear is larger than that of the planetary gears, and the number of teeth of the sun gear is larger than that of the planetary gears.

6. The high-rise emergency escape device according to claim 2, wherein a shaft sleeve of the slip gear is integrally connected with a shaft sleeve of the sun gear, the gear shaft penetrates through the sun gear and the slip gear, and the outer edge of the slip gear is provided with a plurality of tooth shapes; the slips goods of furniture for display rather than for use is the arc spare, its middle part be equipped with gyro wheel axle complex mounting hole, its both ends are installed respectively and are rotated its pivoted rotary drum relatively, when sun gear rotates, drive the integrative rotation of slips gear, the touching the rotary drum drives the slips goods of furniture for display rather than for the gyro wheel axle swings, loops through the slips gear with the braking torque who produces planetary gear mechanism and the one-level drive gear group feeds back to left gyro wheel or right gyro wheel carries out the slow-down to it.

7. The emergency escape device for high-rise buildings according to claim 2, wherein the left support and the right support are rotatably connected, the left support or the right support comprises an inner frame plate, an outer frame plate and a main frame body, the inner frame plate and the outer frame plate are arranged in parallel, the bottoms of the inner frame plate and the outer frame plate are integrally connected with the main frame body, the roller shaft and the gear shaft are erected between the inner frame plate and the outer frame plate, the roller shaft is arranged on the side of the gear shaft away from the main frame body, and the axis of the roller shaft and the axis of the gear shaft are arranged in parallel.

8. The high-rise emergency escape device according to claim 1, wherein the hanging shaft is a strip-shaped metal member with an annular groove formed therein, the top of the hanging shaft is rotatably connected with the middle part of the brake lever, the middle part of the hanging shaft is rotatably connected with both the left bracket and the right bracket, and the hanging hook is hung at the bottom of the hanging shaft.

9. The emergency escape device for high-rise buildings according to claim 7, wherein the oil seal gasket comprises a roller oil seal gasket, an O-shaped oil seal gasket and a seal cover oil seal gasket, the left end of the left roller or the right end of the right roller is in fit sealing with the inner frame plate through the roller oil seal gasket, the roller shaft is in fit sealing with the outer frame plate through the O-shaped oil seal gasket, the gear shaft is in fit sealing with the inner frame plate and the outer frame plate through the O-shaped oil seal gasket, and the seal cover is of a U-shaped space curved surface structure and is in fit sealing with the outer contour surfaces of the inner frame plate and the outer frame plate through the seal cover oil seal gasket and is fixedly connected through a sunk bolt.

10. The emergency escape device for high-rise buildings according to claim 9, wherein the outer frame plate is provided with an oil injection port for injecting lubricating oil into a sealed space enclosed by the sealing cover and the left bracket or the right bracket to lubricate the speed regulating device.