CN207119063U

CN207119063U - A kind of lifesaving descent control device

Info

Publication number: CN207119063U
Application number: CN201721095312.0U
Authority: CN
Inventors: 朱英大
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-29
Filing date: 2017-08-29
Publication date: 2018-03-20
Anticipated expiration: 2027-08-29

Abstract

The utility model belongs to lifesaving appliance technical field, and in particular to a kind of lifesaving descent control device.The lifesaving descent control device includes base, support bar, rotating bar, connector and carrier；The bottom of rotating bar is hinged with support bar, and sleeve pipe is provided with base, and the camshaft for fixing support bar is provided with sleeve pipe, and support bar is arranged in sleeve pipe；The lifesaving descent control device also includes flexible rope, and flexible rope is used for adjusting the angle between rotating bar and support bar, and the upper end of connector and the top of rotating bar are connected, and the lower end of connector is connected with carrier.The lifesaving descent control device realizes that support bar lifts by rotation cam axle, has the function that fixed support bar；In the presence of turning-bar, the carrier in descending lifeline is adjusted the distance between carrier and metope when declining, therefore avoid carrier and occur to wipe extension with metope, cause carrier unstable, so as to avoid the danger thereby resulted in.

Description

A kind of lifesaving descent control device

Technical field

The utility model belongs to lifesaving appliance technical field, and in particular to a kind of lifesaving descent control device.

Background technology

Lifesaving descent control device is a kind of safe rescue equipment for making one slowly to decline along rope.Its available dedicated installation utensil peace Mounted in building window, balcony or building flat etc., it can also be arranged on elevating fire truck, rescue is in high-rise fire The personnel that suffer a calamity or disaster on field.

Mainly for average family and personal use, it is constructed by speed regulator, safety belt, safety door hook, steel lifesaving descent control device Cord etc. forms, and user will first hang over indoor window, pipeline etc. can be on the object of load-bearing, then to tie up to people by bandage Body waist, fallen from window and slowly drop to ground.Under people's free skating that about 100 kilogram weights can be carried every time, its lower slip velocity Degree is about 0.5-1.5 rice per second, and ground is dropped to from 20 floors about to be needed one minute.

All it is to be fixed on building when in use but the fixed mount of existing descending lifeline is inconvenient to move Window, balcony or building flat etc.；When user is being declined using descending lifeline, the carrier in descending lifeline is easily and building Layer, metope scratch, or irregular position are set on metope, cause user easily either to be damaged by scratch Deng danger.

Utility model content

In order to solve above mentioned problem existing for prior art, the utility model provides a kind of lifesaving descent control device, the descending lifeline Fixed mount can move, when needing to use, the position that can be arbitrarily moved to needs is fixed, and mode of operation is simple； The fixing end of the descending lifeline is provided with turning-bar, in the presence of turning-bar, makes carrier in descending lifeline when declining, can be with Regulation and the distance of metope, can play a very good protection to user.

The utility model implements by the following technical programs：

A kind of lifesaving descent control device, including horizontally disposed base, support bar, rotating bar, connector and carrier；The bottom Pipe sleeve is provided with seat, cam is provided with the pipe sleeve, and the cam is rotatablely connected by camshaft and the pipe sleeve；Institute It is vertical to state the axis of the axis of camshaft and the length direction of pipe sleeve, is provided with the outside of the pipe sleeve for controlling cam axle Control-rod, and the control-rod and the cam axis connection；

The support bar is plugged in the pipe sleeve, and the top of the support bar is provided with fixed block, the rotating bar hinge It is connected on the support bar, first pulley is provided with the support bar, the top of the rotating bar is provided with second pulley, The axis of the first pulley and the diameter parallel of the second pulley；

The lifesaving descent control device also includes flexible rope, and one end of the flexible rope is connected with support bar, the flexible rope The other end bypasses second pulley and first pulley successively, and is fixed on the base；The carrier passes through the connector It is connected with the top of the rotating bar.

A kind of lifesaving descent control device of the utility model, when needing to use, base is placed on installation place, support bar is plugged In pipe sleeve, make cam axle by manipulating control-rod, under the drive of camshaft, the fixed block and room of the upper end of support bar Roof is contacted on room, and fixes the position of support bar, and bottom and the support bar of rotating bar are hinged, and carrier passes through connector Be connected with the top of rotating bar, the angle between rotating bar and support bar controlled by flexible rope, so control carrier with The distance between metope；In use, user stands, is sitting on carrier, and carrier slowly moves downward, and works as carrying Frame and metope it is closer to the distance when, the angle between rotating bar and support bar can be increased, increase the distance of carrier and metope Add, this makes it possible to prevent user station, be sitting on fixed mount when, fixed mount scratches with metope, so reduction user By the probability of other injuries.

Further, the connector includes pull rope, reel, reel seat；The carrier includes the first carrier；Institute State reel to be arranged on the reel seat by the first main axis, and the reel is seated against in the side wall of the nearly reel both sides It is provided with friction plate；First main shaft be arranged on the reel coaxial on the reel seat and first main shaft with it is described Reel coordinates for gap；One end of first main shaft is through the reel seat and is provided with first handle, first main shaft The other end be threaded with the first fastener, first fastener is embedded in the lateral wall of the reel seat, the reel seat It is fixedly installed on first carrier；The lower end of the pull rope is wrapped in the reel；The upper end of the pull rope is consolidated Surely it is arranged on the top of the rotating bar.

In order to prevent the excessive velocities of carrier decline, friction plate is provided between reel and reel seat, passes through rotation First main shaft controls the dynamics size that friction plate contacts with reel, and then controls the speed of the rotation of reel；When carrier When decrease speed is too fast, the first main shaft is rotated, friction plate is close to reel, slow down the speed that reel rotates, release is led The speed of messenger also slows down therewith, therefore the speed that carrier declines is also slack-off.

Further, first carrier includes the first pedal, the first cross bar and the first column being vertically arranged and the Two columns, first pedal horizontal are arranged between first column and second column, first cross bar with First pedal is parallel, and the both ends of first cross bar are respectively fixedly disposed at first column and second column Top；Side of first cross bar away from first pedal is provided with the 4th pulley, and the 4th pulley is positioned at described The point midway of first cross bar, the top of first column are provided with the 5th pulley, and first column is stepped on described first The junction of plate is provided with the 6th pulley, and the reel seat is fixedly installed on the lower surface of first pedal, the pull rope Upper end bypass the reel, the 6th pulley, the 5th pulley and the 4th pulley successively, and be fixedly installed on the top of the rotating bar End.

Reel seat is arranged on the lower section of the first pedal, is wrapped in the pull rope on reel successively around the 6th pulley, the 5th Pulley and the 4th pulley, and it is fixed on the top of rotating bar.

Optimization, the top of the rotating bar is provided with the 7th pulley, and the 7th pulley is arranged on the rotating bar The upper side for deviating from the second pulley；First carrier include the first pedal, the first cross bar and be vertically arranged first Column and the second column, first pedal horizontal are arranged between first column and second column, and described One cross bar is parallel with first pedal, and the both ends of first cross bar be respectively fixedly disposed at first column with it is described The top of second column；Side of first cross bar away from first pedal is provided with the 4th pulley, the 4th pulley Positioned at the midpoint of the first cross bar, the top of first column is provided with the 5th pulley, and first column is stepped on described first Plate junction is provided with the 6th pulley, and the reel seat is fixedly installed on the lower surface of first pedal, the pull rope Upper end bypasses the reel, the 6th pulley, the 5th pulley, the 4th pulley and the 7th pulley successively, and it is vertical to be fixed on described second The upper end of post.

When the weight of user is 60~120 kg, in order to further ensure the safety of user, on reel Pull rope bypass the 6th pulley, the 5th pulley and the 7th pulley successively from upper by lower, is fixed on after around the 7th pulley On two columns；The pulling force suffered by pull rope can so be reduced, disconnected after preventing pull rope overstress, so as to further Ensure the safety of user.

Further, damping spring is arranged with the first column and the second column, the damping spring and the first pedal connect Connect.

In order to further ensure the safety of user, being arranged on the first column and second also has damping spring； In the excessive velocities that carrier falls, carrier quickly lands, and damping spring can play certain cushioning effect, Jin Erbao Demonstrate,prove the safety of user.

Further, the carrier also includes the second carrier, and the connector also includes locking member and lock sleeve；Institute The upper end for stating locking member is provided with two friction plates being oppositely arranged, and the 3rd pulley, and two are set between two friction plates The rubbing surface of the individual friction plate sets to form brake assemblies towards the 3rd pulley；The lock sleeve is set in the locking member Outside, the lower surface of the lock sleeve are provided with opening, and the lower end of the locking member carries through the opening with described second Frame is detachably connected；Pull rope between the rotating bar and the 4th pulley is through the lock sleeve and described around being located at On the lateral wall of locking member and the 3rd pulley.

In order that the speed of rescue is accelerated, after the decline of the first carrier, the second carrier can also slide from pull rope, Pull rope between rotating bar and the 4th pulley is wrapped on locking member；When the excessive velocities that the second carrier declines, pass through Rotation lock part increases the number of turns that pull rope is wrapped on locking member, and then increases the frictional force between pull rope and locking member Add, change the speed that the second carrier declines.

Further, the brake assemblies also offer externally threaded second main shaft, second main shaft including arc surface Set with the 3rd pulley coaxle, and second main shaft forms gap with the 3rd pulley and coordinated, second main shaft One end through two friction plates and being provided with second handle, it is tight that the other end of second main shaft is threaded with second Firmware, second fastener are embedded in the side wall of the friction plate away from second handle side.

Brake assemblies are provided between locking member and the 3rd movable pulley, are changed by brake assemblies under the second carrier The speed of drop, so as to preferably protect the safety of user.

Further, the locking member is the internal cylinder with cavity, and heat catalysis is filled with the cavity.

Pull rope is wrapped in the lateral wall of locking member, when the second carrier declines, is produced between locking member and pull rope Friction；When locking member and pull rope rub, the temperature of locking member can raise, so as to influence rubbing between locking member and pull rope Power is wiped, so can bring potential safety hazard to user；In order to overcome this point, heat catalysis is filled with locking member, will Caused heat absorption between locking member and pull rope, and then reduction is influenceed between locking member and pull rope because of temperature change Frictional force change, allow user using the lifesaving descent control device when it is more safe.

Further, second carrier includes the second pedal and the second cross bar, and the both ends of second cross bar are all provided with Be equipped with rope, the one end of the rope away from the second cross bar is connected with second pedal, the lower end of the locking member with it is described Second cross bar is detachably connected, and the safety rope for being set in user is additionally provided with second cross bar.

Same being provided with allows user station, the second pedal for sitting on second carrier, and is also set on the second cross bar Safety rope is equipped with, can be by safe rope sleeve on the body of user, so as to further protect when being declined using the second carrier Demonstrate,prove the safety of user.

Further, the top of the rotating bar is provided with damper, and the upper end of the connector connects with the damper Connect.

In summary, the utility model has following technique effect：

The lifesaving descent control device is simple in construction, can be quickly fixedly mounted when needing to use, and the lifesaving descent control device Be provided with turning-bar, in the presence of turning-bar, make carrier decline when, can adjust between carrier and metope away from From, therefore avoid carrier and occur to wipe extension with metope, cause carrier unstable, so as to avoid the danger thereby resulted in.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is a kind of structural representation of lifesaving descent control device of the utility model；

Fig. 2 is the partial enlarged drawing in Fig. 1；

Fig. 3 is a kind of structural representation of lifesaving descent control device described in embodiment two.

1st, base；2nd, pipe sleeve；3rd, camshaft；4th, control-rod；5th, fixed block；6th, support bar；7th, rotating bar；8th, stretch rope； 9th, pull rope；

10th, locking member；11st, lock sleeve；13rd, reel；14th, reel seat；15th, the first pedal；16th, the first cross bar；17th, second Pedal；18th, the second cross bar；19 first columns；

20th, the second column；21st, damping spring；22nd, lock pin；23rd, latch；24th, packing ring；

101st, first pulley；102nd, second pulley；103rd, the 3rd pulley；104th, the 4th pulley；105th, the 5th pulley；106、 6th pulley；107th, the 7th pulley.

Embodiment

, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer Scheme is described in detail.Obviously, described embodiment is only the utility model part of the embodiment, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made Resulting all other embodiment is put, belongs to the scope that the utility model is protected.

Embodiment one：

A kind of lifesaving descent control device, it includes horizontally disposed base 1, support bar 6, rotating bar 7, connector and carrier； Pipe sleeve 2 is provided with the base 1, cam is provided with the pipe sleeve 2, and the cam passes through camshaft 3 and the pipe sleeve 2 Rotation connection；The axis of the camshaft 3 is vertical with the axis of the length direction of pipe sleeve 2, is provided with and is used on the outside of the pipe sleeve The control-rod 4 for controlling camshaft 3 to rotate, and the control-rod 4 is connected with the camshaft 3；

The support bar 6 is plugged in the pipe sleeve 2, and the top of the support bar 6 is provided with fixed block 5, the rotation Bar 7 is hinged on the support bar 6, and first pulley 101 is provided with the support bar 6, and the top of the rotating bar 7 is set There are second pulley 102, the axis of the first pulley 101 and the diameter parallel of the second pulley 102；

The lifesaving descent control device also includes flexible rope 8, and one end of the flexible rope 8 is connected with support bar 6, and the flexible rope 8 be located at the top of first pulley 101 with the connection end of support bar 6, and flexible 8 other end of restricting bypasses second pulley successively 102 and first pulley 101, and be fixed on the base 1；The carrier passes through the connector and the rotating bar 7 Top connects.

Lifesaving descent control device based on said structure, when needing to use, base 1, which is moved to, to be needed to install the life-saving slow descending The position of device, then support bar 6 is placed in pipe sleeve 2, by rotation control rod 4, makes cam on camshaft 3 by support bar 6 jack up upwards, and then the top fixed block of support bar 6 is contacted with the upper surface of installation place and fix support bar 6.Make , can be by pulling flexible rope 8 to control the angle between rotating bar 7 and support bar 6 during；Meanwhile rotating bar 7 The carrier that top is connected by connector will change the distance between metope, avoid because carrier and metope are scraped Rub, cause the unstable situation of carrier, so as to avoid the danger thereby resulted in.

Wherein, support bar 6 can be not only the support bar being independently arranged, and can also be used as branch using the vertical middle stile on window Strut.

Specifically, the connector includes pull rope 9, reel 13, reel seat 14, the carrier includes the first carrying Frame；Friction plate is provided between reel 13 and reel seat 14, the pressure between friction plate and reel 13 is controlled by the first main shaft Power, control reel 13 release the speed of pull rope 9, and then speed during control the first carrier decline；When under the first carrier During the excessive velocities of drop, the first main shaft is rotated by first handle, makes stress increase, reel 13 between friction plate and reel 13 What is rotated slows, so that the speed that the first carrier declines reduces；It is conversely, by first handle that the first main shaft is reverse Rotate, reduce stress between friction plate and reel 13, the speed that reel 13 rotates is accelerated, so that what the first carrier declined Speed increase.

Wherein, speed when the first carrier declines can voluntarily adjust according to the demand of user；Reel seat 14 is "u"-shaped, two stiles of reel seat 14 are flexible tabletting, and friction plate is located at the interior of two stiles of reel seat 14 Side, and the rubbing surface of two friction plates is oppositely arranged, and the first main shaft is then set through elastic pressuring plate and friction plate, and reel 13 is then It is rotatably arranged on the first main shaft.

Optimization, the first carrier includes the first pedal 15, the first cross bar 16 and the first column 19 being vertically arranged and the The pedal 15 of two column 20 first is arranged between the first column 19 and the second column 20, and user can trample or be sitting in the On one pedal 15；The 4th pulley 104 is provided with the first cross bar 16, is connected on the top of the first column 19 and with the first pedal 15 The one end connect is respectively arranged with the 5th pulley 105 and the 6th pulley 106；Above-mentioned reel seat 14 is fixedly installed on the first pedal 15 Lower surface, the lower end of pull rope 9 are wrapped on reel 13；The upper end of pull rope 9 is successively around the 6th pulley 106, the 5th pulley 105 and the 4th after pulley 104, is fixed on the top of rotating bar 7.

Embodiment two：

As the further optimization of above-described embodiment, in the lifesaving descent control device, the top of rotating bar 7 is additionally provided with the 7th cunning Wheel 107, and the 7th pulley 107 is arranged on the side away from second pulley 102 in the rotating bar 7；The upper end of pull rope 9 Around, directly around the 7th pulley 107, and the top of the second column 20 is fixed on after the 5th pulley 105, can so subtract The pulling force that few pull rope 9 is subject to, so as to avoid because the number of user is excessive or preponderance, caused pull rope 9 are disconnected Situation about opening occurs.And then ensure the safety of user.

Optimization, damping spring 21 is provided with the first column 19 and the second column 20, damping spring 21 is arranged on The lower section of pedal, and the upper end of damping spring 21 contacts with the lower surface of pedal, the lower ends of two damping springs 21 respectively with First column 19 is connected with the lower end of the second column 20；In the excessive velocities that carrier slides downwards, the first column 19 and When the bottom surface of two columns 20 contacts with ground, damping spring 21 can just play a part of a buffering, therefore realize to using Person plays more preferable protective effect.

Or damping spring 21 is arranged on to the top of pedal, the upper end of damping spring 21 and the top of vertical rod are fixed, and are subtracted Shake the lower end of spring 21 and the upper surface of pedal is fixed；When carrier falling speed is too fast, damping spring 21 can equally rise To the effect of a buffering.

Optimization, the 5th pulley 105 is rotatably arranged on the top of the first column 19 by the 5th wheel shaft, and the one of the 5th wheel shaft Side is provided with hex nut, and hex nut is fixedly installed on the side away from the 5th pulley 105, and the other end of the 5th wheel shaft is set The 3rd handle is equipped with, the velocity of rotation of the 5th pulley 105 can be controlled by rotating the 3rd handle.

Optimization, the 6th pulley 106 is rotatably arranged on the connection of the first column 19 and the first pedal 15 by the 6th wheel shaft Place, the side of the 6th wheel shaft is provided with hex nut, and hex nut is fixedly installed on the side away from the 6th pulley 106, the The other end of six wheel shafts is provided with the 4th handle, can control the velocity of rotation of the 6th pulley 106 by rotating the 4th handle. So as to avoid the brake fade between reel and reel seat, the generation for situations such as causing user's injury.

Embodiment three：

As the further optimization of above-described embodiment, carrier also includes the second carrier, and connector also includes locking member 10 and lock sleeve 11；The upper end of locking member 10 is provided with two friction plates, and the 3rd pulley is provided between two friction plates 103, the 3rd pulley 103 can control the speed of pulley rotation by two friction plates, and the second carrier is connected to locking member 10 lower end.

Specifically, being provided with the second main shaft between two friction plates, the second main shaft is coaxially disposed with the 3rd pulley 103, and And the 3rd pulley 103 be rotatably arranged on the second main shaft, one end of the second main shaft is provided with second handle, the second main shaft it is another End is connected with the second fastener；By rotating second handle, and then control the friction between the 3rd pulley 103 and two friction plates Power.When the excessive velocities that the second carrier declines, second handle can be rotated, makes rubbing between friction plate and the 3rd pulley 103 Power increase is wiped, reduces the speed that the second carrier declines；Conversely, rotation second handle that can be reverse, makes friction plate and the 3rd Frictional force between pulley 103 reduces, so as to increase the speed of the second carrier decline.

Optimization, after the pull rope 9 between the pulley 104 of rotating bar 7 and the 4th passes through lock sleeve 11, it is wrapped in locking member 10 On the 3rd pulley 103, it can be enclosed by rotation lock part 10 to increase or reduce pull rope 9 and be wrapped on locking member 10 Number, and then the frictional force between pull rope 9 and locking member 10 is controlled, the speed that the second carrier declines further is controlled System, more preferable protection is brought to user.

Optimization, locking member 10 is the internal cylinder with cavity, is filled with heat catalysis in the inside of cavity, passes through Heat catalysis rubs caused temperature to reduce pull rope 9 and locking member 10, prevents because between pull rope 9 and locking member 10 Temperature rise, and reduce the frictional force between pull rope 9 and locking member 10, avoid causes frictional force because temperature raises Reduce, the second carrier is quickly slid；So as to the further safety for ensureing user.

Wherein, heat catalysis can be water or coolant etc..

Optimization, the second carrier includes the second pedal 17 and the second cross bar 18, under the second cross bar 18 and locking member 10 End connection, the second cross bar 18 are provided at both ends with rope, and the one end of the rope away from the second cross bar 18 connects with the second pedal 17 Connect, user can stand or be sitting on pedal.

Wherein, the lower end of locking member 10 is provided with lock 23, sets perforation on the second cross bar 18, lock 23 is worn Kong Hou, lock pin 22 is pierced into lock 23, locking member 10 is fixed on the second cross bar 18, when in use, can pass through Rotating lock pin 22 rotates the pulley 103 of locking member 10 and the 3rd, and the outside of locking member 10 is wrapped in so as to reach increase or reduce The number of turns of pull rope 9 on wall, make the also relative change of frictional force between pull rope 9 and locking member 10, and then make second solid The speed for determining frame decline is changed；In order that locking member 10 be connected with the second cross bar 18 it is more firm, the second cross bar 18 with Packing ring 24 is added between lock pin 22.The connected mode of locking member 10 and the second cross bar 18 is not only limited in the utility model With the connection of described lock pin and lock, in addition to other existing modes being detachably connected.

Further, safety rope is provided with the second cross bar 18, when using the lifesaving descent control device, will can pacified Full rope sling is located on the body of user, the further safety for ensureing user.

Optimization, damper is provided with the top of rotating bar 7, the upper end of connector is arranged on damper, connector Lower end be arranged on carrier；When carrier declines, damper can play certain cushioning effect to carrier, So as to further ensure the safety of user.

Wherein, damper could be arranged to torsion spring.

It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power The protection domain that profit requires is defined.

Claims

A kind of 1. lifesaving descent control device, it is characterised in that：Including horizontally disposed base (1), support bar (6), rotating bar (7), company Fitting and carrier；Pipe sleeve (2) is provided with the base (1), is provided with cam in the pipe sleeve (2), and the cam leads to Camshaft (3) is crossed to be rotatablely connected with the pipe sleeve (2)；The axis of the axis of the camshaft (3) and the length direction of pipe sleeve (2) Vertically, be provided with the control-rod (4) for controlling camshaft (3) to rotate on the outside of the pipe sleeve, and the control-rod (4) with it is described Camshaft (3) connects；

The support bar (6) is plugged in the pipe sleeve (2), and the top of the support bar (6) is provided with fixed block (5), described Rotating bar (7) is hinged on the support bar (6), and first pulley (101), the rotation are provided with the support bar (6) The top of bar (7) is provided with second pulley (102), the axis of the first pulley (101) and the axle of the second pulley (102) Line is parallel；

The lifesaving descent control device also includes flexible rope (8), and one end of the flexible rope (8) is connected with support bar (6), described flexible The other end of rope (8) bypasses second pulley (102) and first pulley (101) successively, and is fixed on the base (1)；It is described Carrier is connected by the connector with the top of the rotating bar (7).
A kind of 2. lifesaving descent control device according to claim 1, it is characterised in that：The connector includes pull rope (9), volume Disk (13), reel seat (14)；The carrier includes the first carrier；The reel (13) is arranged on by the first main axis On the reel seat (14), and the reel seat (14) is provided with friction plate in the side wall of the reel (13) both sides；Institute State the first main shaft and the reel (13) is co-axially located on the reel seat (14) and first main shaft and the reel (13) coordinate for gap；One end of first main shaft is through the reel seat (14) and is provided with first handle, and described first The other end of main shaft is threaded with the first fastener, and first fastener is embedded in the lateral wall of the reel seat (14), institute Reel seat (14) is stated to be fixedly installed on first carrier；The lower end of the pull rope (9) is wrapped in the reel (13)； The upper end of the pull rope (9) is fixedly installed on the top of the rotating bar (7).
A kind of 3. lifesaving descent control device according to claim 2, it is characterised in that：First carrier includes the first pedal (15), the first cross bar (16) and the first column (19) and the second column (20) that are vertically arranged, first pedal (15) are horizontal Be arranged between first column (19) and second column (20), first cross bar (16) and first pedal (15) it is parallel, and the both ends of first cross bar (16) are respectively fixedly disposed at first column (19) and second column (20) top；Side of first cross bar (16) away from first pedal (15) is provided with the 4th pulley (104), described 4th pulley (104) is located at the point midway of first cross bar (16), and the top of first column (19) is provided with the 5th Pulley (105), the junction of first column (19) and first pedal (15) is provided with the 6th pulley (106), described Reel seat (14) is fixedly installed on the lower surface of first pedal (15), and the upper end of the pull rope (9) is successively around described Reel (13), the 6th pulley (106), the 5th pulley (105) and the 4th pulley (104), and it is fixedly installed on the rotating bar (7) Top.
A kind of 4. lifesaving descent control device according to claim 2, it is characterised in that：The top of the rotating bar (7) is provided with 7th pulley (107), and the 7th pulley (107) is arranged in the rotating bar (7) away from the second pulley (102) Side；First carrier includes the first pedal (15), the first cross bar (16) and the first column (19) for being vertically arranged and the Two columns (20), first pedal (15) it is horizontal be arranged on first column (19) and second column (20) it Between, first cross bar (16) is parallel with first pedal (15), and fixation is set respectively at the both ends of first cross bar (16) Put the top in first column (19) and second column (20)；The top of first column (19) is provided with the 5th Pulley (105), first column (19) are provided with the 6th pulley (106), the volume with the first pedal (15) junction Disk seat (14) is fixedly installed on the lower surface of first pedal (15), and the upper end of the pull rope (9) bypasses the volume successively Disk (13), the 6th pulley (106), the 5th pulley (105) and the 7th pulley (107), and it is fixed on second column (20) Top.
A kind of 5. lifesaving descent control device according to claim 3 or 4, it is characterised in that：First column (19) and the second column (20) damping spring (21) is arranged with, the damping spring (21) is connected with the first pedal (15).
A kind of 6. lifesaving descent control device according to claim 3, it is characterised in that：The carrier also includes the second carrying Frame, the connector also include locking member (10) and lock sleeve (11)；The upper end of the locking member (10), which is provided with, to be oppositely arranged Two friction plates, the 3rd pulley (103), and the rubbing surface direction of two friction plates are set between two friction plates 3rd pulley (103) sets and forms brake assemblies；The lock sleeve (11) is set in the outside of the locking member (10), the lock The lower surface of tight set (11) is provided with opening, and the lower end of the locking member (10) can with second carrier through the opening Dismantling connection；Pull rope (9) between the rotating bar (7) and the 4th pulley (104) passes through the lock sleeve (11) simultaneously And on the lateral wall and the 3rd pulley (103) for being located at the locking member (10).
A kind of 7. lifesaving descent control device according to claim 6, it is characterised in that：The brake assemblies are also opened including arc surface Provided with externally threaded second main shaft, second main shaft is coaxially disposed with the 3rd pulley (103), and second main shaft with 3rd pulley (103) forms gap and coordinated, and one end of second main shaft is through two friction plates and is provided with the Two handles, the other end of second main shaft are threaded with the second fastener, and second fastener is embedded in away from second-hand In the side wall of the friction plate of handle side.
A kind of 8. lifesaving descent control device according to claim 6, it is characterised in that：The locking member (10) has sky to be internal The cylinder of chamber, the cavity is interior to be filled with heat catalysis.
A kind of 9. lifesaving descent control device according to any one of claim 6~8, it is characterised in that：Second carrier Including the second pedal (17) and the second cross bar (18), the both ends of second cross bar (18) are provided with rope, and the rope is remote One end from the second cross bar (18) is connected with second pedal (17), lower end and second cross bar of the locking member (10) (18) it is detachably connected, the safety rope for being set in user is additionally provided with second cross bar (18).
A kind of 10. lifesaving descent control device according to claim 1, it is characterised in that：The top of the rotating bar (7) is provided with Damper, the upper end of the connector are connected with the damper.