CN214762931U - Automatic receive high building knapsack of fleing that rope climbed - Google Patents

Abstract

The utility model provides an automatic receive high building knapsack of fleing that rope climbed, involves high building equipment for escaping technical field, solves current knapsack of fleing can not receive the technique that the rope climbed automatically not enough, and technical scheme includes: knapsack body and slow descending device, slow descending device is equipped with a central shaft section of thick bamboo including mount, wire winding rim plate and reduction gears in the mount, and the wire winding rim plate rotates and locates on the central shaft section of thick bamboo and is connected with the driving motor in the central shaft section of thick bamboo through first planetary gear mechanism, and reduction gears is including central pivot, brake rim plate, brake caliper subassembly and manual control subassembly, and the central pivot is connected with the wire winding rim plate through second planetary gear mechanism. The beneficial effects of the utility model reside in that: first alone slowly falls to flee back driving motor orders about wire winding wheel dish through first planetary gear mechanism and in order to with the wire rope rolling on a central shaft section of thick bamboo to drive the knapsack body and climb and resume to initial standby state, the second person of being convenient for continues used repeatedly, and it is efficient to flee, but many people use, and equipment input cost is low.

Description

Automatic receive high building knapsack of fleing that rope climbed

Technical Field

The utility model relates to a high building equipment technical field of fleing, more specifically relates to an automatic receive high building knapsack of fleing that rope climbed.

Background

The high-rise escape backpack is a high-rise slow-falling escape device, fix the ware that slowly falls in knapsack body appearance intracavity including the knapsack body and tie up, be equipped with baldric and safety bandage on the knapsack body, slowly fall the ware including the mount, wire winding rim plate and reduction gears, wire winding rim plate rotates and locates in the mount, it has coiled wire rope on it, be equipped with safety hook on wire rope's the free end, use the knapsack of fleing to slowly fall when fleing, at first articulate safety hook on indoor fixed anchor point, then tie up the knapsack body through baldric and safety bandage and fix on one's body the user, jump from window department afterwards. When the user falls downwards under the action of gravity, wire rope outwards releases and drives the wire winding wheel disc and rotates, and at this moment, decelerator plays the effect and provides suitable damping to obstruct the rotation of wire winding wheel disc to reduce the speed that wire rope outwards released, reduce user's falling speed then, ensure its safety and slowly fall and flee.

The descent control device equipped in the existing high-rise escape backpack basically does not have the automatic rope-winding and climbing function of automatically winding a steel wire rope after use and driving the escape backpack to climb to a fixed anchor point in a high-rise room along the steel wire rope. Under emergency such as conflagration, earthquake, the possibility of being trapped in certain department of high building is more than alone, use current knapsack of fleing slowly to fall to the ground back when the first person, and other personnel of the eminence of being trapped can not be in the short time will flee that the knapsack is manual to be pulled back the eminence and with wire rope manual winding back to the wire winding rim plate fast, be unfavorable for other personnel of being trapped the eminence to use same knapsack of fleing in time to flee, consequently the knapsack of only being fit for single slow descent and flee the use of fleing of existing escaping. Moreover, the price of the high-rise escape backpack is generally high, and if a plurality of escape backpacks are stored in the same place for different people to use, the cost for purchasing the equipment is too high, so that the high-rise escape backpack is not suitable for wide popularization and use.

Therefore, there is a need for an improvement of the existing high-rise escape backpack.

SUMMERY OF THE UTILITY MODEL

To sum up, the utility model discloses an it does not have the automatic technique of receiving rope climbing ability, only being fit for single use not enough to solve current high building knapsack of fleing, and provides one kind and can slowly fall to the ground after the wire rope that automatic rolling pulled out and drive slowly fall ware and knapsack body and follow wire rope and climb the position department that articulates of safety hook fast at first person to make the second person of the eminence of catching can slowly fall the high building knapsack of fleing with it fast.

For solving the utility model provides a technique is not enough, and the technical scheme of adoption is:

the utility model provides an automatic receive high building knapsack of fleing that rope climbed, ties up including the knapsack body and fixed the ware slowly falls in the knapsack body, slowly fall the ware including the mount, it rotates in and is equipped with the wire winding rim plate, around having on the wire winding rim plate and driving its pivoted wire rope, wire rope stretches out and is equipped with a safety hook on this external free end of knapsack, still is equipped with on the mount and is used for providing the reduction gears of damping in order to reduce wire rope and outwards release speed at the wire winding rim plate rotation in-process. The method is characterized in that: the escape backpack comprises a fixing frame, a central shaft tube is fixedly arranged in the fixing frame, a driving motor is fixedly arranged in an accommodating cavity of the fixing frame in the axial direction, a winding wheel disc is rotatably sleeved on the outer wall of the central shaft tube and is in transmission connection with a rotating shaft of the driving motor through a first planetary gear mechanism, and a winding wheel is driven by the first planetary gear mechanism to wind the central shaft tube to rotate reversely so as to wind a steel wire rope and drive the escape backpack to climb along the steel wire rope in the forward rotation process of the driving motor. The speed reducing mechanism comprises a central rotating shaft which is axially and rotatably arranged between a central shaft cylinder and a fixed frame and is in transmission connection with a winding wheel disc through a second planetary gear mechanism, a brake wheel disc is radially and fixedly arranged on the central rotating shaft, a brake caliper assembly is arranged on the fixed frame, and the speed reducing mechanism is used for slowly lowering the brake caliper assembly to clamp the brake wheel disc so as to block the central rotating shaft from rotating.

Specifically, the first planetary gear mechanism includes a first sun gear, a first planetary gear and a first gear ring, the first gear ring is radially and fixedly arranged on a sleeve wall of the winding wheel disc, the first sun gear is located at a circle center of the first gear ring and is radially and fixedly arranged on a rotating shaft of the driving motor, the first planetary gear is uniformly and rotatably arranged on the central shaft cylinder and is meshed between the first sun gear and the first gear ring, and first clearance grooves for exposing end portions of the first planetary gear to enable the first planetary gear to be meshed with the first gear ring are radially and uniformly arranged on an outer wall of the central shaft cylinder.

Specifically, the second planetary gear mechanism comprises a second sun gear, a second planetary gear and a second gear ring, the second gear ring is radially and fixedly arranged on the sleeve wall of the winding wheel disc, the second sun gear is positioned at the circle center of the second gear ring and is radially and fixedly arranged on the central rotating shaft, the second planetary gear is uniformly and rotatably arranged on the central shaft cylinder and is meshed between the second sun gear and the second gear ring, and second clearance grooves for exposing the end parts of the second planetary gear to enable the second planetary gear to be meshed with the second gear ring are radially and uniformly arranged on the outer wall of the central shaft cylinder.

The escape backpack comprises a backpack body, a power supply battery and a motor control switch, wherein the power supply battery is arranged in a containing cavity of the backpack body and used for supplying electric power to the driving motor, the motor control switch is used for controlling the driving motor to run, and the driving motor passes through the motor control switch through a conducting wire and is connected with the power supply battery in series.

Furthermore, the fixing frame is provided with a power-off switch connected in series between the driving motor and the motor control switch, the free end of the steel wire rope is provided with a touch head positioned at the lower end of the safety hook, the driving motor drives the winding wheel disc to wind the steel wire rope in place, and the touch head is pressed on the power-off switch to power off the driving motor.

Specifically, a central hole is arranged on the axis of the central rotating shaft in a penetrating mode, and a wiring end of the conducting wire is connected to a wiring point of the driving motor from the outside of the fixed frame through the central hole.

Furthermore, a sliding sleeve used for reducing the friction force between the winding wheel disc and the central shaft cylinder and playing a role in supporting and limiting is arranged between the winding wheel disc and the central shaft cylinder in a rotating mode.

Specifically, the brake caliper subassembly including two correspond the centre gripping the hydraulic brake caliper of two halves part about the brake rim plate, hydraulic brake caliper on all be equipped with the brake groove that is used for brake rim plate tip to stretch into, the both sides activity of brake groove is equipped with at least a set of brake pads that correspond each other to and is used for the top the brake piston that the brake pad corresponds centre gripping brake rim plate. The manual control assembly comprises a hydraulic control handle arranged outside the backpack body, and the hydraulic control handle is connected with the brake piston through a hydraulic oil pipe.

Preferably, the first planetary gear mechanism and the second planetary gear mechanism are respectively arranged at two ends of the central shaft tube.

Specifically, the central shaft cylinder including the shaft wall, the shaft wall in radial fixedly connected with first shrouding of detachably and second shrouding, driving motor spacing set firmly in between first shrouding and the second shrouding, set up the first through-hole that is used for driving motor's axis of rotation to stretch out on the centre of a circle position of first shrouding, the centre of a circle position department of second shrouding is equipped with the second through-hole, correspond on the mount be equipped with the shaft hole that the second through-hole is relative, the both ends of center pivot are connected through axle sleeve rotation respectively between shaft hole and the second through-hole.

The utility model has the advantages that: the winding wheel disc is rotatably sleeved outside the central shaft cylinder, and the driving motor is fixedly arranged in the central shaft cylinder and is in transmission connection with the winding wheel disc through the first planetary gear mechanism. The first person who is trapped in the eminence uses the utility model discloses slowly fall and fall to the ground and flee the back, driving motor forward rotates and drives wire winding rim plate antiport through first planetary gear mechanism, and the wire rope that will slowly fall the in-process and pull out coils back to on the wire winding rim plate to make slowly fall the ware and climb and take the knapsack body to indoor fixed anchor point department along wire rope under driving motor's drive. After the knapsack of fleing climbed back to the eminence, on wire rope had been coiled back to the wire winding rim plate, its state recovered to initial condition to do benefit to and can directly use by other personnel who are stranded in the eminence the utility model discloses carry out quick slowly fall and flee, be favorable to many people used repeatedly, and used repeatedly is efficient, in time flees for the stranded person and has strived for the valuable time. In addition, only need dispose a small amount in certain eminence place the utility model discloses just can satisfy the needs that many people fleed simultaneously, very big reduction the cost that equipment drops into, be favorable to carrying out extensive market popularization.

The utility model discloses set up driving motor inside the mount to establish driving motor and cover through first planetary gear mechanism and be connected the wire winding rim plate transmission outside the center pin section of thick bamboo, simple structure, overall arrangement are ingenious, make full use of mount inner space, make the utility model discloses whole compacter is favorable to reducing the volume and the overall quality of slowly falling the ware.

Most of brake mechanisms of the existing high-rise escape backpack are passive centrifugal brake mechanisms, the slow descending speed mainly depends on the weight of a user, the heavier the weight is, the faster the slow descending speed is, the lighter the weight is, the slower the slow descending speed is, the user cannot manually regulate and control the slow descending speed in the slow descending process, and the panic emotion of the user is easily caused. Meanwhile, the slow descending speed is not controlled, so that the application range of the existing high-rise escape backpack is limited, and a user can not hover at a certain height position at any time according to actual needs, so that the existing high-rise escape backpack can only be suitable for the slow descending escape of people trapped at a high position and can not be used for rescuing people from the high position to a certain specific height position for rescue.

The utility model discloses reduction gears's central pivot is connected with the transmission of wire winding rim plate through second planetary gear mechanism, the brake rim plate is fixed in central pivot, slowly fall in-process reel dish order about central pivot through second planetary gear mechanism and rotate and drive the synchronous rotation of brake rim plate, the user can regulate and control the dynamics of brake caliper subassembly centre gripping brake rim plate through the manual control subassembly according to actual need, thereby convenient to use person adjusts according to actual conditions, change slowly the speed of falling or manual control braking stops, prevent slowly the speed of falling and cause the user panic or arouse the health discomfort too fast. Simultaneously, the user can control the brake caliper subassembly through the manual control subassembly and clip the brake rim plate and make the slow descending device stop, can not stop in time and cause user's health injury scheduling problem during avoiding abnormal conditions. Additionally, the utility model discloses can stop through manual control assembly control, enlarge the utility model discloses an application scope can be used for the personnel of stranded eminence to slowly fall and flee, also can be used to the rescue personnel and slowly fall to a certain height from the eminence and rescue.

Furthermore, the utility model discloses a reduction gears need carry out artificial control through the manual control subassembly, consequently, slowly fall the in-process that the ware was received under driving motor's ordering about and is restricted line and climb, and reduction gears can not obstruct wire winding wheel dish rolling wire rope because of unmanned control, compares in the ware slowly falls of current adoption centrifugal brake mechanism, the utility model discloses reduction gears's design is favorable to reducing the damping of receiving the rope and climbing the in-process to reduce driving motor's consumption, improve the utility model discloses a duration provides reliable guarantee for repetitious usage. Moreover, the rope-winding climbing speed of the descent control device can be effectively increased without the interference of a speed reducing mechanism, and precious escape time is strived for people trapped at high positions. Additionally, the utility model discloses there is not the reduction gears to hinder receiving the rope in-process of climbing, also can effectively reduce driving motor's calorific capacity, is favorable to improving driving motor's reliability and life.

Additionally, the utility model discloses a receive rope climbing function has also avoided the manual rolling wire rope's in use operation, utilizes driving motor automatic rolling wire rope to make it resume to initial condition, receives the rope fast and has avoided manpower consumption, labour saving and time saving.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the whole structure of the descent control device of the present invention;

FIG. 3 is a schematic structural view of the center shaft of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the descent control device at the side of the shaft;

fig. 5 is a schematic view of the cross-sectional structure of the second fixing plate at the axial side of the present invention;

FIG. 6 is an enlarged view of a cross section of the descent control device at the side of the shaft according to the present invention;

FIG. 7 is a schematic view of a second fixing plate of the descent control device according to the present invention;

FIG. 8 is a second enlarged schematic view of the cross section of the descent control device at the side of the shaft according to the present invention;

fig. 9 is a schematic structural view of the winding wheel disc of the present invention connected to the rotation shaft of the driving motor through the first planetary gear mechanism.

In the figure: 1. the backpack comprises a backpack body, 11 shoulder straps, 12 safety straps, 2 descent control devices, 21 fixing frames, 211 first fixing plates, 2111 binding grooves, 212 second fixing plates, 2121 limiting snap rings, 2122 shaft holes, 2123 braking bins, 21231 arc-shaped grooves, 213 connecting columns, 214 rotating rollers, 215 steel wire rope threading supports, 216 guide wheels, 22 winding wheel discs, 221 sleeve walls, 222 screw rods, 223 wheel disc flanges, 23 steel wire ropes, 231 anti-backing seats, 232 touch heads, 24 safety hooks, 25 central shaft cylinders, 251 shaft cylinder walls, 2511 first limiting sliding grooves, 2512 first anti-empty grooves, 2513 second anti-empty grooves, 252 radial outward folded edges, 253 fixing screw holes, 254 first sealing plates, 2541 first through holes, 2542 bearings, 2543 positioning rotating shafts, 255 second sealing plates, 2551 clamping seats, 2552 positioning rotating shafts, 256 positioning rotating shafts, 257. 26, a central rotating shaft, 261, a shaft sleeve, 262, a central hole, 27, a screw rod, 28, a sliding sleeve, 29, a first sun gear, 30, a first planet gear, 31, a first gear ring, 32, a second sun gear, 33, a second planet gear, 34, a second gear ring, 3, a driving motor, 4, a brake disc, 41, a hydraulic brake caliper, 411, a brake groove, 412, a brake block, 413, a brake piston, 42, a hydraulic control handle, 43, a hydraulic oil pipe, 44, a screw rod, 45, a screw rod, 5, a power supply battery, 6, a motor control switch, 7, an electric lead and 8, a power-off switch.

Detailed Description

The structure of the present invention will be further described with reference to the accompanying drawings and preferred embodiments of the present invention.

Referring to fig. 1, the utility model discloses:

the utility model provides an automatic receive high building knapsack of fleing that rope climbed, is in including knapsack body 1 and fixed tying up knapsack body 1 holds the ware 2 that slowly falls of intracavity, is equipped with on knapsack body 1 and shoulders 11 and safety bandage 12, ties up knapsack body 1 through shoulder 11 and safety bandage 12 during the in-service use and fixes on one's body the user.

Specifically, refer to fig. 1 to 2 and show, the utility model discloses a ware 2 slowly falls is equipped with wire winding rim plate 22 including mount 21, its internal rotation, it can drive its pivoted wire rope 23 to wind on the wire winding rim plate 22, wire rope 23's tail end fixed connection is on wire winding rim plate 22, and wire rope 23 stretches out and is equipped with one on the outer free end of knapsack body 1 and can articulate the safety hook 24 on indoor fixed anchor point, still is equipped with on the mount 21 to be used for providing the reduction gears of friction damping in order to reduce wire rope 23 and outwards release speed at wire winding rim plate 22 rotation in-process.

Specifically, as shown in fig. 3 to 4, the utility model discloses a transversely set firmly a central shaft section of thick bamboo 25 in mount 21, its appearance chamber internal axial set firmly a driving motor 3, wire reel 22 rotate the cover and locate on the outer wall of central shaft section of thick bamboo 25 to through first planetary gear mechanism with driving motor 3's rotation axis transmission is connected, and driving motor 3 forward rotation in-process is passed through first planetary gear mechanism orders about wire reel 22 and winds central shaft section of thick bamboo 25 antiport and in order to drive wire rope 23 rolling the knapsack of fleing climbs along wire rope 23 fast.

Specifically, refer to fig. 4 and show, the utility model discloses a reduction gears locate central shaft section of thick bamboo 25 and mount 21 between, through second planetary gear mechanism and the central pivot 26 that wire reel 22 transmission is connected including axial rotation, central pivot 26 on the radial fixation be equipped with a brake wheel dish 4, be equipped with the brake caliper subassembly on the mount 21 to and be used for slowly falling in-process manual control brake caliper subassembly centre gripping brake wheel dish 4 is in order to hinder central pivot 26 pivoted manual control subassembly.

The utility model discloses a 22 rotating sleeves of wire winding rim plate are established outside a central shaft section of thick bamboo 25, and driving motor 3 is fixed to be set up in a central shaft section of thick bamboo 25 to be connected with 22 transmissions of wire winding rim plate through first planetary gear mechanism. The first person who is caught in the eminence uses the utility model discloses slowly fall and fall to the ground and flee the back, driving motor 3 forward rotation drives wire winding rim plate 22 antiport through first planetary gear mechanism, and the wire rope 23 that will slowly pull out falls the in-process coils and gets back to on wire winding rim plate 22 to make slowly fall ware 2 and climb in order to take knapsack body 1 indoor fixed anchor point department that rises fast along wire rope 23 under driving motor 3's drive. After the knapsack of fleing climbs back to the eminence, on wire rope 23 had been coiled back to wire winding rim plate 22, its state recovered to initial condition to do benefit to and be stranded in other personnel of eminence directly to use the utility model discloses carry out quick slowly falling and flee, be favorable to many people used repeatedly, and slowly fall the efficient of fleing, in time flee for the stranded person and strived for the valuable time. In addition, only need dispose a small amount in certain eminence place the utility model discloses just can satisfy the needs that many people fleed simultaneously, very big reduction the cost that equipment drops into, be favorable to carrying out extensive market popularization.

Furthermore, the utility model discloses set up driving motor 3 inside mount 21 to establish driving motor 3 and cover through first planetary gear mechanism and be connected the transmission of winding rim plate 22 outside central axis section of thick bamboo 25, simple structure, overall arrangement are ingenious, make full use of mount 21 inner space, make the utility model discloses whole compacter is favorable to reducing the volume and the overall quality of slowly falling ware 2.

Specifically, referring to fig. 2, the fixing frame 21 of the present invention comprises a first fixing plate 211 and a second fixing plate 212 which are vertically parallel and opposite to each other, and the first fixing plate 211 and the second fixing plate 212 are integrally connected to each other by a plurality of connecting posts 213 which are horizontally disposed on the periphery of the winding wheel disc 22. A binding groove 2111 is respectively arranged at the position of the edge of the periphery of the first fixing plate 211, and the descent control device 2 is bound and fixed in the containing cavity of the backpack body 1 through the binding groove 2111.

Specifically, referring to fig. 3, two rotating rollers 214 and a wire rope threading support 215 disposed on the upper portions of the rotating rollers 214 are correspondingly and transversely rotatably disposed at the middle positions of the upper ends of the inner side surfaces of the first fixing plate 211 and the second fixing plate 212, the free end of the wire rope 23 extends out of the fixing frame 21 through a gap between the two rotating rollers 214 and the wire rope threading support 215, a guide wheel 216 for guiding the wire rope 23 to be kept at the middle position of the upper end of the fixing frame 21 and to be released outwards is rotatably disposed on the wire rope threading support 215, and a retaining seat 231 which is located at the lower portion of the safety hook 24 and can be lapped on the wire rope threading support 215 to prevent the safety hook 24 from being retracted into the fixing frame 21 along with the wire rope 23 is fixedly connected to the free end of the wire rope 23.

The utility model discloses a change roller 214 and guide pulley 216 and slowly fall in-process guide wire rope 23 so that it outwards releases along mount 21 upper end middle part all the time, prevent slowly falling in-process wire rope 23's swing, improved the utility model discloses slowly fall stability. And the setting stopping seat 231 can effectively avoid that the safety hook 24 retreats to the inside of the fixing frame 21 along with the free end of the steel wire rope 23 when the steel wire rope 23 is wound.

Specifically, referring to fig. 3 to 5, the central shaft tube 25 of the present invention includes a shaft tube wall 251 integrally having a hollow tube-shaped structure, the left end opening of the shaft tube wall 251 corresponding to the first fixing plate 211 is provided with an outward radial folded edge 252, and a plurality of fixing screw holes 253 are provided around the uniform distribution thereon, and matched with the fixing through holes (not shown in the drawings) provided with the fixing screw holes 253 in a circular uniform distribution at the middle position of the first fixing plate 211. The right end opening of the shaft cylinder wall 251 is of a straight cylinder type opening structure, a circular limiting snap ring 2121 vertically extends towards the first fixing plate 211 at a position, corresponding to the right end opening of the shaft cylinder wall 251, of the second fixing plate 212, and the inner diameter of the limiting snap ring 2121 is matched with the outer diameter of the right end opening of the shaft cylinder wall 251.

During actual assembly, the radially outward folded edge 252 at the left end of the central shaft cylinder 25 is fixedly connected to the middle position of the inner surface of the first fixing plate 211 through the screw 27 via the fixing through hole and the fixing screw hole 253 in a threaded manner, the opening at the right end of the central shaft cylinder 25 is matched and inserted into the limiting clamp ring 2121 of the second fixing plate 212, and the first fixing plate 211 and the second fixing plate 212 are fixed into a whole through the connecting column 213 to transversely fixedly connect the central shaft cylinder 25 inside the fixing frame 21.

Specifically, as shown in fig. 4, a first sealing plate 254 located at the left end of the shaft tube wall 251 and a second sealing plate 255 located at the right side of the first sealing plate 254 are detachably and radially fixedly connected to the shaft tube wall 251, a cavity for accommodating the first planetary gear mechanism is formed between the first sealing plate 254 and the left end opening of the shaft tube wall 251, a cavity for accommodating the second planetary gear mechanism is formed between the second sealing plate 255 and the right end opening of the shaft tube wall 251, and a cavity for accommodating the driving motor 3 is formed between the first sealing plate 254, the shaft tube wall 251 and the second sealing plate 255.

Specifically, as shown in fig. 3 and 5 to 7, the driving motor 3 is axially and fixedly connected between the first sealing plate 254 and the second sealing plate 255, a first through hole 2541 (shown in fig. 3) for extending the rotating shaft of the driving motor 3 outward is formed in a circle center position of the first sealing plate 254, and a bearing 2542 (shown in fig. 6) is disposed between the first through hole 2541 and the rotating shaft of the driving motor. A clamping seat 2551 (shown in fig. 6) for limiting and fixing the right end of the driving motor 3 is correspondingly arranged on the left side wall surface of the second sealing plate 255, a second through hole (not shown in the figure) coaxial with the first through hole 2541 is arranged at the center position of the second sealing plate 255, a shaft hole 2122 (shown in fig. 5) corresponding to the second through hole is arranged at the middle position of the second fixing plate 212, and two ends of the central rotating shaft 26 are rotatably connected between the shaft hole 2122 and the second through hole through shaft sleeves 261 (shown in fig. 7) respectively.

Specifically, referring to fig. 4, the utility model discloses a wire winding wheel disc 22 locates the outer cover wall 221 of shaft section of thick bamboo wall 251 including the axial cover, the axial length of cover wall 221 is less than the axial length of shaft section of thick bamboo wall 251, and the opening part at both ends about it is respectively through radial epitaxial, the rim plate flange 223 that is used for spacing wire rope 23 to coil of screw rod 222 screw thread fixedly connected with one.

The utility model discloses the cover wall 221 axial of wire winding wheel disc 22 rotates the cover and locates on the outer wall of a central spindle section of thick bamboo 25 to be connected with driving motor 3 and the transmission of central rotating shaft 26 through first planetary gear mechanism and second planetary gear mechanism respectively. The disc ribs 223 connecting the left and right ends of the rear winding disc 22 are respectively located inside the first fixing plate 211 and the second fixing plate 212.

Preferably, as shown in fig. 4, in order to improve the stability of the swing joint between the winding wheel disc 22 and the central shaft tube 25, the sliding friction force between the winding wheel disc 22 and the central shaft tube 25 is reduced, and the axial movement of the winding wheel disc 22 on the central shaft tube 25 during the rotation process is prevented, the utility model discloses it is equipped with the sliding sleeve 28 that is used for reducing the friction force between the winding wheel disc 22 and the central shaft tube 25 and plays a supporting and limiting role to rotate between the winding wheel disc 22 and the central shaft tube 25.

Specifically, referring to fig. 3 and 4, two rings of first limiting sliding grooves 2511 are radially disposed on the outer surface of the shaft wall 251 of the central shaft tube 25, two rings of second limiting sliding grooves (not shown) are correspondingly disposed on the inner surface of the sleeve wall 221 of the winding wheel disc 22, and the two sliding sleeves 28 are respectively rotatably embedded between the first limiting sliding grooves 2511 and the second limiting sliding grooves to support and limit the winding wheel disc 22 on the shaft wall 251 of the central shaft tube 25.

In this embodiment, the radially outward folded edge 252 is provided at the left end of the shaft wall 251, and the radially outward folded edge 252 is not provided at the right end of the shaft wall 251, which is only a preferred embodiment of the present invention, but not a limitation of the present invention. Adopt this kind of structural design to do benefit to sliding sleeve 28 from the sleeve wall 251 right-hand member opening part cup joint on sleeve wall 251, it is convenient the utility model discloses the assembly of ware 2 slowly falls.

Specifically, referring to fig. 3, fig. 4, fig. 6 and fig. 9, the first planetary gear mechanism of the present invention includes a first sun gear 29, a first planetary gear 30 and a first gear ring 31, the first gear ring 31 is fixedly connected between the left end opening of the wheel disc rib 223 and the sleeve wall 221 through the radial screw thread of the screw 222, and the inner edge teeth of the first gear ring 31 correspond to the outer side of the left end of the shaft cylinder wall 251 after being fixed. The first sun gear 29 is correspondingly located at the position of the center of the first gear ring 31 and is radially and fixedly sleeved on a rotating shaft of the driving motor 3 passing through the first through hole 2541. The number of the first planetary gears 30 is preferably three, and three positioning rotating shafts 2543 axially and uniformly arranged on the left side surface of the first sealing plate 254 are rotatably connected to the first sealing plate 254 and engaged between the first sun gear 29 and the first gear ring 31, and three first clearance grooves 2512 for exposing the end portions of the first planetary gears 30 to engage with the first gear ring 31 are radially and uniformly arranged at the left end portion of the shaft wall 251 of the central shaft 25.

Specifically, referring to fig. 4 and 8, the second planetary gear mechanism of the present invention includes a second sun gear 32, a second planetary gear 33 and a second gear rim 34, wherein the second gear rim 34 is fixedly connected between the right end opening of the wheel disc flange 223 and the sleeve wall 221 through the radial screw thread of the screw 222, and the inner edge teeth of the second gear rim 34 correspond to the outer side of the right end of the shaft wall 251 after being fixed. The second sun gear 32 is correspondingly located at the center of the second gear ring 34 and is radially and fixedly sleeved on the left end of the central rotating shaft 26. The number of the second planetary gears 33 is preferably three, and three positioning rotating shafts 2552 axially and uniformly distributed on the right side surface of the second sealing plate 255 are rotatably connected to the second sealing plate 255 and are meshed between the second sun gear 32 and the second gear rim 34, and three second clearance grooves 2513 for exposing the end parts of the second planetary gears 33 to be meshed with the second gear rim 34 are radially and uniformly distributed at the right end part of the shaft cylinder wall 251 of the central shaft cylinder 25.

It should be noted that, in order to ensure the reliability of the connection between the winding wheel disc 22 and the driving motor 3 and the central rotating shaft 26, the thickness of the sliding sleeve 28 should match the distance between the inner teeth of the first gear ring 31 and the second gear ring 34 and the outer surface of the shaft wall 251, so as to avoid the influence of the sliding sleeve 28 on the meshing between the planetary gears and the sun gear and the gear ring.

Correspond first planetary gear mechanism and second planetary gear mechanism and set up the both ends at a central shaft section of thick bamboo 25 in this embodiment to set up driving motor 3 and reduction gears respectively the both sides in mount 21, be the utility model relates to an optimal structural configuration can make the inner structure of slowly falling ware 2 compacter, the overall arrangement is more reasonable, is favorable to optimizing slowly falling 2 inner structure designs of ware, reduces its overall structure size, reduces slowly falls the weight of ware 2, thereby reduces driving motor 3's consumption.

Specifically, refer to fig. 2 and show, the utility model discloses still including locating backpack body 1 holds intracavity, be used for doing driving motor 3 provides the power supply battery 5 of electric quantity to and be used for controlling the motor control switch 6 of driving motor 3 operation, driving motor 3 passes through conductor wire 7 warp motor control switch 6 with power supply battery 5 series connection.

Specifically, the power supply battery 5 is a rechargeable battery, preferably a lithium ion battery with high power density, and is provided with an indicator light capable of displaying power or a low power alarm, so that a user can conveniently know power information of the power supply battery 5 at any time and timely charge the power supply battery for occasional needs.

Further, the power supply battery 62 may be designed as a detachable battery, and is fixedly connected to the fixing frame 5 through a detachable structure to facilitate the assembly and management of the battery.

Specifically, as shown in fig. 4, the fixing frame 21 of the present invention further has a power-off switch 8 serially connected between the driving motor 3 and the motor control switch 6, the power-off switch 8 is correspondingly and fixedly disposed on one side of the rope winding of the guide wheel 216 of the wire rope threading support 215, and the free end of the wire rope 23 is provided with a touch head 232 below the stopping seat 231 of the safety hook 24.

Specifically, referring to fig. 8, the central shaft 26 of the present invention has a central hole 262 at its axial position, and is used to pass through the second fixing plate 212 and the second closing plate 255 from the outside of the second fixing plate 212 through the central hole 262 to enter the central shaft 25 and electrically connect to the connection point of the driving motor 3, the terminal of the conductive wire 7 connecting the driving motor 3, the power-off switch 8, the motor control switch 6 and the power supply battery 5 in series.

The utility model discloses establish ties outage switch 8 between driving motor 3 and motor control switch 6, the two need the closure simultaneously to switch on just can make driving motor 3 work. The touch head 232 is separated from the power-off switch 8 in the slow descent escape process, the power-off switch 8 is in a closed on-state at the moment, the motor control switch 6 is in an open-circuit state, and the driving motor 3 is disconnected with the power supply battery 5 at the moment. After the slow descent is completed, a user presses the motor control switch 6 to enable the motor control switch to be in a closed circuit state, the power-off switch 8 is in a closed circuit state due to the fact that the non-contact head 232 is pressed against the power-off switch, the driving motor 3 and the power supply battery 5 form a complete circuit at the moment, the driving motor 3 runs, and the torque of a rotating shaft of the driving motor is transmitted to the winding wheel disc 22 through the first planetary gear mechanism to enable the winding wheel disc 22 to rotate reversely around the central shaft cylinder 25. Wire winding rim plate 22 antiport in-process can coil wire rope 23 on wire winding rim plate 22 again to drive slowly fall ware 2 and knapsack body 1 and upwards climb along wire rope 23 under driving motor 3 orders about, realize the utility model discloses slowly fall the automatic purpose that receives the rope and climb of back.

After the descent control device 2 retracts and climbs in place, the stopping seat 231 at the free end of the steel wire rope 23 is clamped on the steel wire rope threading support 215 to prevent the safety hook 24 from returning to the inside of the fixed mount 21 along with the free end of the steel wire rope 23. At this time, the contact head 232 below the retaining seat 231 abuts against the power-off switch 8 to be converted into an open circuit state so as to disconnect the driving motor 10 from the power supply battery 62, thereby preventing the driving motor 3 from continuously running and overloading after the steel wire rope 23 is wound in place, achieving the purpose of automatic power-off control, and having higher safety.

Slowly fall ware 2 and climb on the back wire rope 23 that targets in place and be rolled up wire reel 22 again, other personnel that are trapped in the eminence make driving motor 3 and power supply battery 5 break off and connect so that slowly fall ware 2 resumes to initial standby state after closing motor control switch 6, other personnel that are trapped can directly use the utility model discloses slowly fall, improved the efficiency that the personnel that are trapped flee.

It should be noted that the motor control switch 6 of the present invention can be fixedly disposed on the fixing frame 21. Under this kind of design, need open knapsack body 1 and press motor control switch 6 again and make driving motor 3 start work after first person slowly falls and flees, driving motor 3 orders about wire reel 22 antiport and takes knapsack body 1 to climb to the back that targets in place, other personnel of the eminence of being stranded need open knapsack body 1 once more and press motor control switch 6 of locating on mount 21 and make driving motor 3 and power supply battery 5 disconnected, later just can continue to use this knapsack of fleing slowly falls and flees, the operation is not very convenient, it is more to consume time, the speed that other people flee has also been influenced to a certain extent.

Referring to fig. 1 and 2, in the embodiment, the motor control switch 6 is led out of the backpack body 1 through the conducting wire 7, so that a user can conveniently grab and press the switch in time, the trouble of opening the backpack and pressing is eliminated, the operation is convenient, and the escape efficiency is improved.

Specifically, referring to fig. 4 to 5 and 7 to 8, the cross-sectional structure of the second fixing plate 212 on the shaft side is as shown in the figure, a braking chamber 2123 protruding perpendicularly to the right and integrally having a circular groove structure is disposed inside the limiting snap ring 2121 at the middle of the second fixing plate 212, and the shaft hole 2122 is disposed at the right end face center of the braking chamber 2123. The brake wheel disc 4 and the brake caliper component of the speed reducing mechanism are arranged in the containing cavity among the brake bin 2123, the second sealing plate 255 and the right end part of the central shaft cylinder 25.

Specifically, the fixed cover of brake disc 4 radial direction is connected at the right-hand member portion of central pivot 26, the brake caliper subassembly including two correspond the centre gripping the hydraulic brake caliper 41 (as shown in fig. 4) of two halves part about the brake disc 4, all be equipped with the brake groove 411 (as shown in fig. 8) that is used for brake disc 4 tip to stretch into on every hydraulic brake caliper 41, the both sides activity of brake groove 411 is equipped with at least a set of mutually corresponding brake block 412 to and be used for pushing up the brake piston 413 that brake block 412 corresponds centre gripping brake disc 4.

Specifically, the manual control assembly includes a hydraulic control handle 42 (as shown in fig. 4) disposed outside the backpack body 1, and the hydraulic control handle 42 is connected to the brake piston 413 through a hydraulic oil pipe 43.

Specifically, referring to fig. 7, the brake pistons 413 of the two hydraulic brake calipers 41 are communicated with each other through a hydraulic oil pipe 43, and the hydraulic oil pipe 43 in the brake chamber 2123 for connecting the brake pistons 413 of the two hydraulic brake calipers 41 is fitted into an arc-shaped groove 21231 provided on the right end surface of the brake chamber 2123.

Specifically, referring to fig. 7 and 8, the right end surface of the hydraulic brake caliper 41 is fixedly connected to the right end surface of the brake chamber 2123 through a screw 44, in order to improve the fixing strength of the hydraulic brake caliper 41 and prevent the hydraulic brake caliper 41 from being detached from the second fixing plate 212 and loosened during slow descent, in this embodiment, a third sealing plate 256 on the right side of the second sealing plate 255 is further fixedly connected to the shaft cylinder wall 251 through a radial screw, the second sun gear 32 and the second planetary gear 33 of the second planetary gear mechanism are located between the second sealing plate 255 and the third sealing plate 256, a bearing 257 is disposed between the center of the third sealing plate 256 and the central rotating shaft 26, and the left end surface of the hydraulic brake caliper 41 is fixedly connected to the third sealing plate 256 through a screw 45, so as to further fix the hydraulic brake caliper 41.

In this embodiment, the hydraulic brake caliper 41 is fixedly connected with the second fixing plate 212 through the third sealing plate 256, so that the fixing effect of the hydraulic brake caliper 41 can be enhanced, the right end of the shaft cylinder wall 251 and the second fixing plate 212 can be fixedly connected into a whole through the third sealing plate 256 and the hydraulic brake caliper 41, and the connection strength of the central shaft cylinder 25 is further enhanced.

Of course, in other embodiments, the third sealing plate 256 may not be provided, so long as it is ensured that the hydraulic brake caliper 41 can be securely mounted in the brake chamber 2123.

During actual slow descending, the wire rope 23 is released outwards and pulls the wire winding wheel disc 22 to rotate in the forward direction, and the second planetary gear mechanism drives the central rotating shaft 26 to rotate in the reverse direction in the forward rotation process of the wire winding wheel disc 22. At this time, the brake disc 4 is driven by the central rotating shaft 26 to rotate in the same direction with the central rotating shaft 26 in the brake chamber 2123, the user manually presses the hydraulic control handle 42 to push the hydraulic oil in the hydraulic control handle into the hydraulic brake caliper 41 along the hydraulic oil pipe 43, and drives the brake piston 413 to push the brake block 412 through the hydraulic oil to clamp the brake disc 4, so that a certain friction damping is generated between the brake disc 4 and the brake block 412. As the force and time of the user's manual pressing on the hydraulic control handle 42 changes, the amount of frictional damping between the brake disc 4 and the brake block 412 changes accordingly, and the rotational speed of the central rotating shaft 26 is controlled accordingly. The slower the rotational speed of the central rotation, the slower the rotational speed transmitted to the winding wheel disc 22 via the second planetary gear mechanism, thereby achieving the purpose of manually controlling the slow descent speed.

Most of brake mechanisms of the existing high-rise escape backpack are passive centrifugal brake mechanisms, the slow descending speed mainly depends on the weight of a user, the heavier the weight is, the faster the slow descending speed is, the lighter the weight is, the slower the slow descending speed is, the user cannot manually regulate and control the slow descending speed in the slow descending process, and the panic emotion of the user is easily caused. Meanwhile, the slow descending speed is not controlled, so that the application range of the existing high-rise escape backpack is limited, and a user can not hover at a certain height position at any time according to actual needs, so that the existing high-rise escape backpack can only be suitable for the slow descending escape of people trapped at a high position and can not be used for rescuing people from the high position to a certain specific height position for rescue.

The utility model discloses reduction gears's central pivot 26 is connected with the transmission of wire reel 22 through second planetary gear mechanism, brake wheel dish 4 is fixed on central pivot 26, slowly fall in-process wire reel 22 and order about central pivot 26 through second planetary gear mechanism and rotate and drive brake wheel dish 4 synchronous rotation, the user can regulate and control brake caliper subassembly centre gripping brake wheel dish 4's dynamics through the manual control subassembly according to actual need, thereby convenient to use person adjusts according to actual conditions, change slowly the speed of falling or manual control stops, prevent slowly the speed of falling and cause the user panic or arouse the health discomfort too fast. Meanwhile, a user can control the brake caliper assembly to clamp the brake wheel disc 4 through the manual control assembly to brake the descent control device 2, and the problems that the body of the user is injured due to the fact that the brake cannot be timely braked and stopped in an abnormal condition are avoided. Additionally, the utility model discloses can stop through manual control assembly control, enlarge the utility model discloses an application scope can be used for the personnel of stranded eminence to slowly fall and flee, also can be used to the rescue personnel and slowly fall to a certain height from the eminence and rescue.

Furthermore, the utility model discloses a reduction gears need be through user manual control, consequently, slowly fall ware 2 and receive the in-process that the rope climbed under driving motor 3 orders about, and reduction gears can not obstruct wire reel 22 antiport and come rolling wire rope 23 because of unmanned control, compare in the ware 2 slowly falls of current adoption passive centrifugal brake mechanism, the utility model discloses reduction gears's design is favorable to reducing the damping of receiving the rope in-process of climbing to reduce driving motor 3's consumption, improve the utility model discloses a duration provides reliable guarantee for repetitious use. Moreover, the rope-winding climbing speed of the descent control device 2 can be effectively increased without the interference of a speed reducing mechanism, and precious escape time is strived for people trapped at high positions. Additionally, the utility model discloses there is not the reduction gears to hinder receiving the rope in-process of climbing, also can effectively reduce driving motor 3's calorific capacity, is favorable to improving driving motor 3's reliability and life.

It should be noted that, during the slow descending process, the forward rotation of the winding wheel disc 22 drives the driving motor 3 to rotate reversely through the first planetary gear mechanism, and the driving motor 3 does not cause substantial damage to the driving motor 3 when rotating reversely, and the normal use of the driving motor 3 is not affected. Since the driving motor 3 generates current under the action of electromagnetic induction when rotating reversely, in other embodiments, the electric quantity generated by the reverse rotation of the driving motor 3 can be completely collected by the electric quantity collecting circuit.

The above examples are merely for clarity of description of specific embodiments of the present invention and are not intended to limit the embodiments of the present invention. To those skilled in the art, other adjustments or changes to the fixing frame 21, the winding wheel disc 22, the central shaft tube 25, the driving motor 3, the first planetary gear mechanism, the second planetary gear mechanism, the central rotating shaft 26, the brake caliper assembly, the manual control assembly and the like can be deduced according to the present invention, or other methods of use, which are deduced on the basis of the present invention, are not listed one by one here. Any modification, replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A high-rise escape backpack capable of automatically winding and climbing comprises a backpack body and a descent control device fixedly bound in the backpack body, wherein the descent control device comprises a fixed frame, a winding wheel disc is rotatably arranged in the fixed frame, a steel wire rope capable of driving the winding wheel disc to rotate is wound on the winding wheel disc, a safety hook is arranged at the free end of the steel wire rope extending out of the backpack body, and a speed reducing mechanism for providing damping to reduce the outward releasing speed of the steel wire rope in the rotating process of the winding wheel disc is also arranged on the fixed frame; the method is characterized in that: a central shaft cylinder is fixedly arranged in the fixing frame, a driving motor is axially and fixedly arranged in the containing cavity of the fixing frame, the winding wheel disc is rotatably sleeved on the outer wall of the central shaft cylinder and is in transmission connection with a rotating shaft of the driving motor through a first planetary gear mechanism, and a winding wheel is driven by the first planetary gear mechanism to wind the central shaft cylinder to rotate reversely in the forward rotation process of the driving motor so as to wind a steel wire rope and drive the escape backpack to climb along the steel wire rope; the speed reducing mechanism comprises a central rotating shaft which is axially and rotatably arranged between a central shaft cylinder and a fixed frame and is in transmission connection with a winding wheel disc through a second planetary gear mechanism, a brake wheel disc is radially and fixedly arranged on the central rotating shaft, a brake caliper assembly is arranged on the fixed frame, and the speed reducing mechanism is used for slowly lowering the brake caliper assembly to clamp the brake wheel disc so as to block the central rotating shaft from rotating.

2. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the first planetary gear mechanism comprises a first sun gear, a first planetary gear and a first gear ring, the first gear ring is radially and fixedly arranged on the sleeve wall of the winding wheel disc, the first sun gear is positioned at the circle center of the first gear ring and is radially and fixedly arranged on the rotating shaft of the driving motor, the first planetary gear is uniformly and rotatably distributed on the central shaft cylinder and is meshed between the first sun gear and the first gear ring, and first clearance grooves for exposing the end parts of the first planetary gear to enable the first planetary gear to be meshed with the first gear ring are radially and uniformly distributed on the outer wall of the central shaft cylinder.

3. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the second planetary gear mechanism comprises a second sun gear, a second planetary gear and a second gear ring, the second gear ring is radially and fixedly arranged on the sleeve wall of the winding wheel disc, the second sun gear is positioned at the circle center of the second gear ring and radially and fixedly arranged on the central rotating shaft, the second planetary gear is uniformly distributed on the central shaft cylinder in a rotating manner and is meshed between the second sun gear and the second gear ring, and second clearance grooves for exposing the end parts of the second planetary gear so as to be meshed with the second gear ring are uniformly distributed on the outer wall of the central shaft cylinder in a radial direction.

4. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the escape backpack further comprises a power supply battery arranged in the containing cavity of the backpack body and used for providing electric quantity for the driving motor, and a motor control switch used for controlling the driving motor to operate, wherein the driving motor passes through the motor control switch through a conducting wire and is connected with the power supply battery in series.

5. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 4, which is characterized in that: the fixing frame is provided with a power-off switch connected in series between the driving motor and the motor control switch, the free end of the steel wire rope is provided with a touch head positioned at the lower end of the safety hook, the driving motor drives the winding wheel disc to wind the steel wire rope in place, and the touch head is pressed on the power-off switch to power off the driving motor.

6. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 4, which is characterized in that: the central rotating shaft is provided with a central hole in the axis position in a penetrating way, and the wiring end of the conductive wire is connected to the wiring point of the driving motor from the outside of the fixed frame through the central hole.

7. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: and a sliding sleeve used for reducing the friction between the winding wheel disc and the central shaft cylinder and playing a role in supporting and limiting is arranged between the winding wheel disc and the central shaft cylinder in a rotating manner.

8. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the brake caliper assembly comprises two hydraulic brake calipers correspondingly clamping the upper half part and the lower half part of the brake wheel disc, the hydraulic brake calipers are respectively provided with a brake groove for the end part of the brake wheel disc to extend into, and two sides of the brake groove are movably provided with at least one group of brake blocks corresponding to each other and a brake piston for pushing the brake blocks to correspondingly clamp the brake wheel disc; the manual control assembly comprises a hydraulic control handle arranged outside the backpack body, and the hydraulic control handle is connected with the brake piston through a hydraulic oil pipe.

9. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the first planetary gear mechanism and the second planetary gear mechanism are respectively arranged at two ends of the central shaft cylinder.

10. The automatic rope-retracting climbing high-rise escape backpack as claimed in claim 1, which is characterized in that: the central shaft cylinder comprises a shaft cylinder wall, a first sealing plate and a second sealing plate are fixedly connected with the shaft cylinder wall in a detachable mode in a radial mode, the driving motor is limited and fixedly arranged between the first sealing plate and the second sealing plate, a first through hole used for extending out of a rotating shaft of the driving motor is formed in the circle center position of the first sealing plate, a second through hole is formed in the circle center position of the second sealing plate, a shaft hole opposite to the second through hole is correspondingly formed in the fixing frame, and the two ends of the central rotating shaft are respectively connected between the shaft hole and the second through hole in a rotating mode through shaft sleeves.

Images