CN209809331U - High-altitude electric power construction's ware slowly falls of fleing fast - Google Patents
High-altitude electric power construction's ware slowly falls of fleing fast Download PDFInfo
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- CN209809331U CN209809331U CN201920577138.6U CN201920577138U CN209809331U CN 209809331 U CN209809331 U CN 209809331U CN 201920577138 U CN201920577138 U CN 201920577138U CN 209809331 U CN209809331 U CN 209809331U
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Abstract
The embodiment of the utility model discloses a high-altitude electric power construction fast escape descent control device, which comprises a shell and a buckle arranged at the upper end of the shell, wherein a central driven rotating shaft is arranged inside the shell, a central driven wheel and a friction buffer wheel are fixedly arranged on the central driven rotating shaft, two driving rotating shafts are arranged on the shell at two sides of the central driven rotating shaft, two driving rope wheels meshed with the edge of the central driven wheel are arranged on the two driving rotating shafts, a steel wire rope is sleeved on the two driving rope wheels, two ends of the steel wire rope penetrate out through a guide through hole at the lower part of the shell, and the side wall of the friction buffer wheel generates friction with the side wall of the shell, the descent control device of the utility model generates friction damping between a fan-shaped friction block and the shell through centrifugal force, thereby controlling the descent speed of a human body and ensuring the descending process, and simple structure, the volume is exquisite, portable.
Description
Technical Field
The embodiment of the utility model provides a relate to escape device technical field, concretely relates to high altitude electric power construction's quick escape descent control device.
Background
The slow lowering device consists of a hook (or a hanging ring), a hanging strip, a rope, a speed controller and the like, and is a safety rescue device which can make people slowly descend along (along) the rope (belt). It can be installed on the window of building, balcony or flat top of building, or on the fire truck for rescuing the person in fire in high-rise building. The descent control device is suitable for the high-rise escape descent control device. When the device works, the slow descending rope drives the planet gear speed reducing mechanism in the main machine to operate and generate a friction effect with the friction block in the friction wheel hub, so that a user is guaranteed to safely and slowly descend to the ground. The slow descending rope is generally formed by an inner core of a high-grade steel wire rope and a protective layer woven on the outer surface, and two safety belts are respectively assembled at two ends of the slow descending rope, so that the slow descending rope is firm. The common descent control device is simple and convenient to install and use, and is fixed on an emergency window in a building or temporarily hung on a window, a balcony or a fixed object on the flat top of a building for descent control and escape through a configured safety hook or an auxiliary rope.
However, the existing descent control device has the defects of large volume, inconvenience in carrying, unsmooth descent and the like.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a ware slowly falls in fleing fast of high altitude electric power construction makes to produce the friction through centrifugal force and provides the friction damping between fan-shaped clutch blocks and the casing to the human falling speed of control makes the process safety steady that descends, and simple structure, the volume is exquisite, portable, in order to solve slowly fall the ware among the prior art bulky, portable not convenient to carry, and descend the problem that is not smooth and easy.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the utility model provides a ware slowly falls in fleing fast of high altitude electric power construction, includes the casing and sets up the buckle in the casing upper end, the inside of casing is provided with central driven rotating shaft, fixed mounting has the center from driving wheel and friction buffer pulley in the driven rotating shaft of center, be provided with two initiative pivots, two on the casing of center driven rotating shaft both sides all install in the initiative pivot with the center is from driving rope sheave of driving wheel edge meshing, two the cover is equipped with the steel wire stay cord on the driving rope sheave, the guide through-hole of casing below is worn out at the both ends of steel wire stay cord, just the lateral wall of friction buffer pulley produces the friction with the lateral wall of casing.
The utility model discloses the characteristic still lies in, the below of initiative rope sheave is provided with the regulation wheelset, it includes three regulating wheel to adjust the wheelset, the both ends of steel wire stay cord are introduced respectively threely after the race of initiative rope sheave is alternately in the wheel seam that the regulating wheel formed.
The utility model discloses the characteristic still lies in, the friction buffer gear includes the runner body, the side annular array of runner body has a plurality of fan-shaped grooves, the inside in fan-shaped groove is provided with fan-shaped clutch blocks.
The embodiment of the utility model provides a characterized in that still, the lateral margin of fan-shaped clutch blocks surpasss the lateral margin of sector groove.
The embodiment of the utility model provides a characterized in that still, the longitudinal section of the race of initiative rope sheave is isosceles trapezoid, the contained angle of isosceles trapezoid's waist and topside is 90 ~ 120.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a ware slowly falls makes to produce the friction and provides the friction damping between fan-shaped clutch blocks and the casing through centrifugal force to control human falling speed, make the process safety steady that descends, and simple structure, the volume is exquisite, portable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the friction buffer wheel of the present invention;
fig. 4 is a front structural schematic view of the driving sheave of the present invention;
fig. 5 is a schematic cross-sectional view of a-a' in fig. 4 according to the present invention.
In the figure:
1-a shell; 2-a central driven shaft; 3-a central driven wheel; 4-a friction buffer wheel; 5, driving a rotating shaft; 6-driving rope wheel; 7-steel wire rope pulling; 8-a guide through hole; 9-adjusting the wheel set; 10-buckling;
401-wheel body; 402-sector grooves; 403-sector friction block; 601-wheel groove; 901-regulating wheel.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the utility model provides a high altitude electric power construction's quick escape descent control device, including casing 1 and the buckle 10 that is used for the lock on building or pole that sets up in casing 1 upper end, the inside of casing 1 is provided with central driven spindle 2, and radial motion can be done in the inside of casing 1 to central driven spindle 2. Fixed mounting has the center to follow the driving wheel 3 and be used for producing the friction buffer wheel 4 that descends frictional force on the central driven spindle 2, be provided with two initiative pivots 5 on the casing 1 of 2 both sides of central driven spindle, all install on two initiative pivots 5 with the center from the driving rope sheave 6 of 3 edge engagements of driving wheel, the cover is equipped with steel wire stay cord 7 on two driving rope sheaves 6, the both ends of steel wire stay cord 7 are worn out through the direction through-hole 8 of casing 1 below, and the lateral wall of friction buffer wheel 4 and the lateral wall of casing 1 produce the friction.
In order to make the wire rope 7 vertically descend along a predetermined direction and reduce the resistance during descending, an adjusting wheel set 9 is arranged below the driving rope pulley 6, the adjusting wheel set 9 comprises three adjusting wheels 901, and two ends of the wire rope 7 are respectively led into wheel gaps formed by the three adjusting wheels 901 after being crossed by a wheel groove 601 of the driving rope pulley 6. The excessive opening angles at the two ends of the steel wire pull rope 7 and the excessive descending resistance are prevented. The friction buffer wheel 4 can generate large abrasion after being used for multiple times, and the use cost is increased if the friction buffer wheel is directly discarded, therefore, the friction buffer wheel 4 comprises a rotating wheel body 401, a plurality of fan-shaped grooves 402 are arranged on the side edge annular array of the rotating wheel body 401, and fan-shaped friction blocks 403 are arranged inside the fan-shaped grooves 402. Worn out segmented friction blocks 403 may be lost for replacement. Preferably, the side edges of the sector friction blocks 403 extend beyond the side edges of the sector grooves 402.
In order to improve the friction force between the steel wire rope 7 and the two driving rope wheels 6, the longitudinal section of the wheel groove 601 of the driving rope wheel 6 is an isosceles trapezoid, and the included angle between the waist and the top edge of the isosceles trapezoid is 90-120 degrees.
As a preferred embodiment: when the descent control device is used, the buckle 10 at one end of the descent control device is hung on a high-altitude building, the steel wire rope 7 led out from the shell 1 is bound on the body of a user, and then the descent control device rapidly descends, and the two driving rope wheels 6 are meshed with the outer edge of the central driven wheel 3, and the fan-shaped friction blocks 403 in the fan-shaped grooves 402 of the friction buffer wheel 4 rub against the inner wall of the shell 1, so that the steel wire rope 7 generates friction resistance. When the device works, the steel wire rope 7 drives the two driving rope wheels 6 to rotate through friction force between the trapezoidal wheel grooves 601 of the two driving rope wheels 6, and the two driving rope wheels 6 are meshed with the outer edge of the central driven wheel 3, so that the rotating central driven wheel 3 drives the central driven rotating shaft 2 to rotate, the fan-shaped friction block 403 on the friction buffer wheel 4 on the central driven rotating shaft 2 slides along the radial direction under the action of centrifugal force, the inner wall of the pressing shell 1 generates friction damping, the bearing, the centrifugal force and the friction damping of the steel wire rope 7 are in direct proportion, the descending speed is controlled to be uniform, the descending process is smooth, and the safe descending of personnel is ensured.
The utility model discloses a ware slowly falls makes to produce the friction and provides the friction damping between fan-shaped clutch blocks 403 and the casing 1 through centrifugal force to control human falling speed, make the process safety steady that descends, and simple structure, the volume is exquisite, portable.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a ware slowly falls in fleing fast of high altitude electric power construction which characterized in that: including casing (1) and buckle (10) of setting in casing (1) upper end, the inside of casing (1) is provided with central driven shaft (2), fixed mounting has the center from driving wheel (3) and friction buffer pulley (4) on central driven shaft (2), be provided with two initiative pivot (5), two on casing (1) of center driven shaft (2) both sides all install on initiative pivot (5) with the center from driving rope sheave (6) of driving wheel (3) edge mesh, two the cover is equipped with steel wire stay cord (7) on initiative rope sheave (6), the both ends of steel wire stay cord (7) are worn out through guiding hole (8) of casing (1) below, just the lateral wall of friction buffer pulley (4) produces the friction with the lateral wall of casing (1).
2. The high-altitude electric power construction rapid escape descent control device according to claim 1, characterized in that: an adjusting wheel set (9) is arranged below the driving rope wheel (6), the adjusting wheel set (9) comprises three adjusting wheels (901), and two ends of the steel wire pull rope (7) are respectively led into wheel gaps formed by the three adjusting wheels (901) after being crossed by wheel grooves (601) of the driving rope wheel (6).
3. The high-altitude electric power construction rapid escape descent control device according to claim 1, characterized in that: the friction buffer wheel (4) comprises a rotating wheel body (401), a plurality of fan-shaped grooves (402) are arranged on the side edge of the rotating wheel body (401) in an annular array mode, and fan-shaped friction blocks (403) are arranged inside the fan-shaped grooves (402).
4. The high-altitude electric power construction rapid escape descent control device according to claim 3, characterized in that: the side edge of the fan-shaped friction block (403) exceeds the side edge of the fan-shaped groove (402).
5. The high-altitude electric power construction rapid escape descent control device according to claim 1, characterized in that: the longitudinal section of a pulley groove (601) of the driving rope pulley (6) is an isosceles trapezoid, and the included angle between the waist of the isosceles trapezoid and the top edge is 90-120 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920577138.6U CN209809331U (en) | 2019-04-25 | 2019-04-25 | High-altitude electric power construction's ware slowly falls of fleing fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920577138.6U CN209809331U (en) | 2019-04-25 | 2019-04-25 | High-altitude electric power construction's ware slowly falls of fleing fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209809331U true CN209809331U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920577138.6U Active CN209809331U (en) | 2019-04-25 | 2019-04-25 | High-altitude electric power construction's ware slowly falls of fleing fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209809331U (en) |
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2019
- 2019-04-25 CN CN201920577138.6U patent/CN209809331U/en active Active
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