CN219963774U - Self-locking slow descending device for integrated rope lugs - Google Patents

Abstract

The utility model belongs to the field of slow-descent equipment, and particularly relates to an integrated rope lug self-locking slow-descent device which comprises a shell and a rope speed reducing module arranged in the shell, wherein a fixing frame and a fixing wheel arranged in the fixing frame are fixedly arranged in the shell, the fixing wheel can move towards the rear side and be separated from the fixing frame, a clutch shaft extending to the front side of the fixing wheel is connected to the rope speed reducing module, the rear end of the fixing frame is rotationally connected with a connecting shaft connected with the fixing wheel, the clutch shaft and the connecting shaft are respectively connected with the rope speed reducing module and the fixing wheel in a key transmission manner, and the impeller of the utility model can achieve the functions of slow-descent rope speed reduction and personnel safety descent in a mode that the equipment is repeatedly self-locked and slow-descent rope repeatedly stops according to the phenomenon that the rope speed reducing module is damaged or fails.

Description

Self-locking slow descending device for integrated rope lugs

Technical Field

The utility model belongs to the field of descent control devices, and particularly relates to an integrated rope lug self-locking descent control device.

Background

The descent control device is used as high-rise building equipment, can be used for high-rise escape, and can also be used for outdoor operation of high-rise buildings.

In order to improve the application range of equipment, most of existing descent control devices have a self-locking function, so that people can hover in the air, but the defects of complex self-locking structure or single self-locking triggering scene exist.

Disclosure of Invention

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an integration fag end is from locking-type slow-falling ware, it includes casing and the rope deceleration module of setting in the casing, fixed mounting has the mount in the casing and sets up the tight pulley in the mount, the tight pulley can be moved towards the rear side and the mount separation, be connected with the clutch shaft that extends to the tight pulley front side on the rope deceleration module, the mount rear end rotates and is connected with the connecting axle that is connected with the tight pulley, clutch shaft and connecting axle are connected with rope deceleration module and tight pulley key transmission respectively.

As the preferable scheme, the fixed wheel outer end is provided with a plurality of evenly distributed's fixture block, is provided with the draw-in groove with fixture block looks adaptation in the mount, and the fixture block extends to in the draw-in groove and the fixture block rear end is provided with the fillet, is provided with the sloping platform that is located between each adjacent draw-in groove in the mount respectively.

As the preferable scheme, the rear end of the fixed wheel is rotationally connected with a control rod, and the top end of the control rod extends to the outer side of the shell.

Preferably, the clutch shaft is connected with an impeller which rotates synchronously.

As the preferable scheme, the clutch shaft is rotationally connected with a moving rod positioned at the front side of the impeller, the lower end of the inner wall of the shell is provided with a spring groove, and the lower end of the moving rod extends into the spring groove and is provided with a spring between the lower end of the moving rod and the rear end of the inner wall of the spring groove.

As the preferable scheme, the rope sheave that rotates synchronously with the connecting shaft is installed to the casing rear end, twines on the rope sheave and has the guide rope, is connected with slowly to fall the rope in the rope deceleration module, is connected with the handle on slowly falling the rope, and the guide rope passes the handle front end.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the impeller is designed to accelerate the movement speed of the slow descending rope caused by the function damage or failure of the rope speed reducing module, the rotation speed of the impeller is accelerated until the acting force applied to the clutch shaft overcomes the elasticity of the spring, the clutch shaft is moved backwards and connected with the fixed wheel, the clutch shaft is fixed and does not rotate any more due to the connection action, the slow descending rope stops moving, the self-locking function is realized, the acting force generated by the impeller is lost due to the fixation of the clutch shaft, the clutch shaft is reset under the action of the elasticity of the spring, and the slow descending rope moves again, so that the functions of slow descending rope speed reduction and personnel safety descent are achieved under the condition that the rope speed reducing module cannot normally operate in a mode of repeatedly self-locking and repeatedly stopping the slow descending rope.

2. The guide rope and the handle designed by the utility model can realize the functions of actively or passively realizing self-locking of equipment for falling personnel and suspending the personnel in the air.

Drawings

Fig. 1 is a schematic diagram of the present utility model.

Fig. 2 is a schematic view of the utility model with a guide rope and a descent control rope installed.

Fig. 3 is a schematic view of the components inside the housing of the present utility model.

Fig. 4 is a schematic view of the connection of the movable rod and the spring groove of the present utility model.

Fig. 5 is a schematic view of the positional relationship among the fixed frame, fixed sheave and clutch shaft of the present utility model.

Fig. 6 is a schematic view of the fixing wheel of the present utility model when connected with the fixing frame.

Fig. 7 is a schematic view of the utility model with the fixed sheave separated from the fixed frame.

Fig. 8 is a schematic view of the clutch shaft of the present utility model as it moves into the fixed sheave.

Reference numerals in the figures: 1. a housing; 2. a rope speed reduction module; 3. a fixing frame; 4. a fixed wheel; 5. a clutch shaft; 6. a connecting shaft; 7. a guide rope; 8. slowly descending the rope; 9. a handle; 10. a clamping block; 11. a clamping groove; 12. a ramp; 13. a control lever; 16. a rope pulley; 20. an impeller; 21. a moving rod; 22. a spring groove; 23. and (3) a spring.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples or figures are illustrative of the utility model and are not intended to limit the scope of the utility model.

The utility model provides an integration rope ear self-locking slow-descent control device, as shown in figures 1, 2 and 3, including casing 1 and the rope deceleration module 2 that sets up in casing 1, rope deceleration module 2 can use the deceleration module commonly used in the prior art, fixed mount 3 and fixed pulley 4 that sets up in fixed mount 3 are fixed to the casing 1, fixed pulley 4 can move towards the rear and separate with fixed mount 3, be connected with the clutch shaft 5 that extends to fixed pulley 4 front side on the rope deceleration module 2, the rear end rotation of fixed pulley 3 is connected with connecting axle 6 that is connected with fixed pulley 4, clutch shaft 5 and connecting axle 6 respectively with rope deceleration module 2 and fixed pulley 4 key transmission connection, clutch shaft 5 moves towards the rear and can be connected with fixed pulley 4 key transmission;

the rope sheave 16 with connecting axle 6 synchronous rotation is installed to casing 1 rear end, twine on the rope sheave 16 has guide rope 7, rope deceleration module 2 internal connection has slowly to fall rope 8, be connected with handle 9 on slowly falling rope 8, handle 9 slides from top to bottom along slowly falling rope 8, guide rope 7 passes handle 9 front end, handle 9 front end is provided with the spring bar of normal close and is in the normal close state, handle 9 is fixed in on the guide rope 7 through the spring bar, personnel grasp the action of handle 9 will press the spring bar and make handle 9 can slide along guide rope 7.

As shown in fig. 5, 6 and 7, the outer end of the fixed wheel 4 is provided with at least six clamping blocks 10 which are uniformly distributed, clamping grooves 11 which are matched with the clamping blocks 10 are formed in the fixed frame 3, the clamping blocks 10 extend into the clamping grooves 11, the rear ends of the clamping blocks 10 are provided with round corners, inclined tables 12 which are positioned between every two adjacent clamping grooves 11 are respectively arranged in the fixed frame 3, the rear ends of the fixed wheels 4 are rotatably connected with control rods 13, and the top ends of the control rods 13 extend to the outer side of the shell 1;

the fixed wheel 4 moves forward to enable the clamping block 10 to be separated from the clamping groove 11, the connecting shaft 6 is also separated from the fixed wheel 4 in the separated state, and when the fixed wheel 4 moves backward to be reset to the inside of the fixed frame 3, if the front and rear positions of the clamping block 10 and the clamping groove 11 do not correspond to each other, the clamping block 10 will abut against the inclined table 12, and under the cooperation of the chamfer at the rear end of the clamping block 10 and the inclined surface of the inclined table 12, the fixed wheel 4 will rotate by itself until the clamping block 10 moves to the inside of the clamping groove 11.

As shown in fig. 4, 5 and 8, the clutch shaft 5 is connected with an impeller 20 which rotates synchronously, the clutch shaft 5 is rotatably connected with a moving rod 21 positioned at the front side of the impeller 20, the lower end of the inner wall of the shell 1 is provided with a spring groove 22, and the lower end of the moving rod 21 extends into the spring groove 22 and a spring 23 is arranged between the lower end of the moving rod and the rear end of the inner wall of the spring groove 22.

Working principle:

when the clutch shaft 5 is connected with the fixed wheel 4 in a key transmission way, the clutch shaft 5 stops rotating under the action of the fixed wheel 4 and the fixed frame 3, the descending stagnation effect of the descent control rope 8 is generated when the clutch shaft 5 is fed back to the rope speed reduction module 2, the acting force generated by the impeller 20 is reduced, the clutch shaft 5 moves forwards and is reset under the action of the spring 23, the clutch shaft 5 is separated from the fixed wheel 4, and the descent control rope 8 resumes the descending action, so that the equipment reduces the descent control speed of the personnel on the descent control rope 8 in a repeated self-locking mode under the condition that the speed reduction function of the rope speed reduction module 2 is damaged;

in addition, if the personnel fall down and are not suitable for the personnel to pass through due to other unexpected factors, the personnel can fix the relative position of the slow descending rope 8 and the guide rope 7 through the handle 9 by loosening the handle 9, and the guide rope 7 is locked on the equipment due to the length of the fixed wheel 4, so that the slow descending rope 8 also achieves the locking function by means of the handle 9, and the personnel can hover in the air; if the person is in coma due to other factors such as collision, the coma phenomenon also causes that the person does not grasp the handle 9 any more, so that the person hovers in the air to avoid secondary injury caused by collision between the unconscious person and other objects during falling.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.

Claims (6)

1. An integrated rope lug self-locking descent control device is characterized in that: including casing (1) and setting are in rope deceleration module (2) in casing (1), fixed mounting has mount (3) and fixed pulley (4) of setting in mount (3) in casing (1), and fixed pulley (4) can be moved towards the rear side and fixed pulley (3) separation, are connected with on rope deceleration module (2) and extend to clutch shaft (5) of fixed pulley (4) front side, and fixed pulley (3) rear end rotation is connected with connecting axle (6) of being connected with fixed pulley (4), and clutch shaft (5) and connecting axle (6) are connected with rope deceleration module (2) and fixed pulley (4) key transmission respectively.

2. The integrated rope lug self-locking descent control device according to claim 1, wherein: the fixing wheel is characterized in that a plurality of clamping blocks (10) which are uniformly distributed are arranged at the outer end of the fixing wheel (4), clamping grooves (11) which are matched with the clamping blocks (10) are formed in the fixing frame (3), the clamping blocks (10) extend into the clamping grooves (11), round corners are formed in the rear ends of the clamping blocks (10), and inclined tables (12) which are located between every two adjacent clamping grooves (11) are respectively arranged in the fixing frame (3).

3. The integrated rope lug self-locking descent control device according to claim 2, wherein: the rear end of the fixed wheel (4) is rotationally connected with a control rod (13), and the top end of the control rod (13) extends to the outer side of the shell (1).

4. The integrated rope lug self-locking descent control device according to claim 1, wherein: the clutch shaft (5) is connected with an impeller (20) which synchronously rotates.

5. The integrated rope lug self-locking descent control device according to claim 4, wherein: the clutch shaft (5) is rotationally connected with a moving rod (21) positioned at the front side of the impeller (20), a spring groove (22) is formed in the lower end of the inner wall of the shell (1), the lower end of the moving rod (21) extends into the spring groove (22), and a spring (23) is arranged between the lower end of the moving rod and the rear end of the inner wall of the spring groove (22).

6. The integrated rope lug self-locking descent control device according to claim 1, wherein: the rope wheel (16) synchronously rotating with the connecting shaft (6) is arranged at the rear end of the shell (1), the guide rope (7) is wound on the rope wheel (16), the slow-descending rope (8) is connected in the rope speed reducing module (2), the handle (9) is connected on the slow-descending rope (8), and the guide rope (7) penetrates through the front end of the handle (9).