CN217518258U - Brake mechanism of falling protector - Google Patents

Abstract

The utility model discloses a brake mechanism of safety hook relates to electric power auxiliary device technical field, specifically is a brake mechanism of safety hook, including the safety hook body to and set up in the inside loose axle of safety hook body, the outside fixed cover of loose axle is equipped with and is located the inside stainless steel rotary disk of safety hook body, and even installing on the inner wall of safety hook body at the positive block board of stainless steel rotary disk. This arrestment mechanism of safety hook, it is rotatory with following the loose axle through utilizing the stainless steel rotary disk, when the operator that is hanging on the safety hook body falls, can adopt block board and fastener mutual block under the effect of centrifugal force, it is spacing to carry out the secondary, prevent to lose efficacy or the unstable casualties that causes of block between ratchet and the pawl on the safety hook body, accomplish dual fail-safe, the security that has improved the safety of safety hook, the stability that arrestment mechanism opened and shut has been guaranteed simultaneously, safety hook arrestment mechanism's practicality has been improved.

Description

Brake mechanism of falling protector

Technical Field

The utility model relates to an electric power auxiliary device technical field specifically is a arrestment mechanism of safety hook.

Background

The electric power is energy with electric energy as power, and often need adopt the pylon to cooperate electric wire netting or electric wire to carry on its electric energy at electric power transmission's in-process, and when electric energy transmission, must install its electric wire or pylon, high-voltage wire need regularly maintain it or change electrical apparatus in order to guarantee the normal use of electric wire netting after the installation is accomplished simultaneously, consequently just need to protect installer with the safety hook in the installation of transmission and distribution and maintenance process to prevent that it from taking place to fall in the in-process of installation operation.

The falling protector is also called a speed difference device, is a product with a protection function, can quickly brake and lock a falling object within a limited distance, is suitable for hoisting goods, protects the life safety of ground operators and prevents the damage of a hoisted workpiece object, often needs to be climbed very high in the process of electric power construction operation, if the clamping between a ratchet wheel and a pawl of the falling protector fails or is loosened, secondary limitation is not carried out on the falling protector, safety accidents are easily caused, meanwhile, the falling protector cannot timely send safety early warning information when the safety accidents happen, so that the falling protector can not timely rescue the falling object in high altitude or at a certain position for a long time, and is not beneficial to the safety of the personnel.

SUMMERY OF THE UTILITY MODEL

The utility model provides a brake mechanism of safety hook has solved the problem that above-mentioned background art provided.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a braking mechanism of a falling protector comprises a falling protector body and a movable shaft arranged inside the falling protector body, wherein a stainless steel rotating disc positioned inside the falling protector body is fixedly sleeved outside the movable shaft, a clamping plate on the front side of the stainless steel rotating disc is uniformly arranged on the inner wall of the falling protector body, two clamping pieces distributed up and down are arranged on the front side of the stainless steel rotating disc, the two clamping pieces are movably sleeved inside the stainless steel rotating disc through a positioning shaft, the upper clamping piece and the lower clamping piece are movably connected through a connecting shaft, a sleeve is movably sleeved on the front side of the stainless steel rotating disc, a sleeve rod is sleeved inside the sleeve and extends to the outside of the sleeve and is movably connected with one side of the lower clamping piece through a rod, fixed plates are fixedly sleeved on the sleeve rod and the outside of the sleeve, and an elastic piece is connected between the two fixed plates, top the below of fastener is close to sleeve department fixedly connected with magnet, the inside nestification of stainless steel rotary disk has rather than the distance detector that flushes each other, and is located the below of fastener apart from the detector, the below fixed mounting of safety hook body has total controller, and apart from interconnect between detector and the total controller, total controller is through its inside radio signal sensor and ground communication equipment interconnect, ground communication equipment intercommunication alarm.

Optionally, the clamping plate and the clamping piece are clamped under the action of centrifugal force when the stainless steel rotating disc rotates rapidly along with the movable shaft, and the clamping plate and the clamping piece are matched with each other.

Optionally, the shaft of the connecting sleeve below the magnet is made of iron, an iron ring is sleeved on the shaft, and the stainless steel rotating disc is free of magnetism.

Optionally, the distance detector is transmitted to the master controller through the internal wireless signal sensor when being shielded by the closing piece, the master controller sends out a signal, and the storage battery power supply is arranged inside the master controller.

The utility model discloses possess following beneficial effect:

1. this arrestment mechanism of safety hook, it is rotatory along with the loose axle through utilizing the stainless steel rotary disk, when the operator that is hanging on the safety hook body falls, can adopt block board and fastener mutual block under the effect of centrifugal force, it is spacing to carry out the secondary to it, prevent to lose efficacy or the unstable casualties that cause of block between ratchet and the pawl on the safety hook body, accomplish dual fail-safe, the security that has improved the safety of safety hook, the stability that arrestment mechanism opened and shut has been guaranteed simultaneously, the practicality that has improved safety hook arrestment mechanism.

2. This arrestment mechanism of safety hook uses through utilizing the cooperation between distance detector and the total controller, and when taking place the incident, the fastener shelters from the distance detector, through total controller to ground communications facilities signals and report to the police through the alarm, can be timely know and rescue it, has improved its efficiency, avoids can not in time rescue the panic that causes the operator, has improved its security.

Drawings

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

fig. 2 is a schematic structural view of the sleeve of the present invention;

fig. 3 is a schematic diagram of the system control of the present invention.

In the figure: 1. the anti-falling device body; 2. a movable shaft; 3. a stainless steel rotating disc; 4. a clamping plate; 5. a fastener; 6. positioning the shaft; 7. a connecting shaft; 8. a loop bar; 9. a sleeve; 10. a fixing plate; 11. an elastic member; 12. a magnet; 13. a distance detector; 14. and a master controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1 to 2, the present invention provides a technical solution: a braking mechanism of a falling protector comprises a falling protector body 1, wherein the falling protector body 1 is the existing falling protector and comprises a shell, a steel belt, a ratchet wheel, a steel wire rope and other components, and a movable shaft 2 arranged in the falling protector body 1, a stainless steel rotary disc 3 positioned in the falling protector body 1 is fixedly sleeved outside the movable shaft 2, a clamping plate 4 on the front surface of the stainless steel rotary disc 3 is uniformly arranged on the inner wall of the falling protector body 1, two clamping pieces 5 distributed up and down are arranged on the front surface of the stainless steel rotary disc 3, the clamping plate 4 and the clamping pieces 5 are clamped under the action of centrifugal force when the stainless steel rotary disc 3 rapidly rotates along with the movable shaft 2, the clamping plate 4 and the clamping pieces 5 are mutually matched, and secondary limiting constraint on the falling protector body 1 can be ensured through mutual clamping between the clamping plate 4 and the clamping pieces 5, avoid the accident caused by the failure of the ratchet and the pawl or the slippage of the ratchet and further improve the safety of the stainless steel rotary disc by secondary limitation, two clamping pieces 5 are movably sleeved with the inside of the stainless steel rotary disc 3 through a positioning shaft 6, the upper clamping piece 5 and the lower clamping piece 5 are movably connected through a connecting shaft 7, a sleeve 9 is movably sleeved on the front surface of the stainless steel rotary disc 3, a sleeve rod 8 is sleeved inside the sleeve 9 and movably sleeved between the two clamping pieces, the action between the clamping plate 4 and the clamping pieces 5 is ensured, the sleeve rod 8 extends to the outside of the sleeve 9 and is movably connected with one side of the lower clamping piece 5 through a rod, fixed plates 10 are fixedly sleeved on the outside of the sleeve 8 and the sleeve 9, an elastic piece 11 is connected between the two fixed plates 10, a magnet 12 is fixedly connected to the position, close to the sleeve 9, below the upper clamping piece 5, and rotates along with the movable shaft 2 by utilizing the stainless steel rotary disc 3, when the operator that is hanging on the safety hook body 1 falls, can adopt block board 4 and fastener 5 mutual block under the effect of centrifugal force, it is spacing to carry out the secondary to it, prevent to become invalid or the block is unstable between ratchet and the pawl on the safety hook body 1 and cause casualties, accomplish dual fail-safe, the security of safety hook has been improved, the stability that arrestment mechanism opened and shut has been guaranteed simultaneously, safety hook arrestment mechanism's practicality has been improved, 12 below connecting sleeve 9's of magnet axle texture is iron, and epaxial iron ring that has cup jointed, do not contain magnetism in the texture of stainless steel rotary disk 3, the absorption under both normal conditions has been guaranteed, can not break away from when normal function, avoid stainless steel rotary disk 3 to its influence simultaneously.

Referring to fig. 1 and 3, a distance detector 13 which is flush with the stainless steel rotating disc 3 is nested in the stainless steel rotating disc 3, the distance detector 13 is located below the clamping piece 5, a master controller 14 is fixedly installed below the falling protector body 1, the distance detector 13 is connected with the master controller 14, the master controller 14 is connected with ground communication equipment through a wireless signal sensor in the master controller, the ground communication equipment is communicated with an alarm, the clamping piece 5 shields the distance detector 13 when a safety accident happens by utilizing the matching use between the distance detector 13 and the master controller 14, the ground communication equipment can be timely known and rescued by sending a signal through the master controller 14 and giving an alarm through the alarm, the efficiency is improved, the situation that the operator is scared due to the incapability of timely rescue is avoided, and the safety is improved, distance detection appearance 13 is transmitted to total controller 14 through its inside wireless signal sensor when sheltering from by fastener 5, by total controller 14 signals, and total controller 14's inside is provided with the battery power, and distance detection appearance 13 receives sheltering from of fastener 5, transmits to total controller 14 through wireless signal sensor, sends out signal to ground communication equipment by total controller 14, reports to the police simultaneously.

In conclusion, in the braking mechanism of the falling protector, when the stainless steel rotary disc 3 rotates along with the rotation of the movable shaft 2, when a safety accident occurs and the movable shaft 2 rotates at a high speed, the adsorption between the magnet 12 and the iron above the sleeve 9 is released (except the adsorption of the magnet and the iron is small), the magnet and the iron can not be separated when the stainless steel rotary disc 3 normally rotates, the magnet and the iron can not be separated when the stainless steel rotary disc 3 rotates, the clamping plate 4 and the clamping piece 5 are mutually attracted when the stainless steel rotary disc is rapidly rotated, the magnet and the clamping piece are reset under the action of the elastic piece 11 when the stainless steel rotary disc 3 does not attract each other (note that the tensile force of the elastic piece 11 is not large, the magnet and the clamping piece can not be separated when the stainless steel rotary disc 3 normally rotates, the magnet and the stainless steel rotary disc is far smaller than the centrifugal force when the stainless steel rotary disc rotates rapidly, the magnet and the clamping piece are in the state shown in figure 1), meanwhile, the distance detector 13 is shielded by the clamping piece 5, is transmitted to the master controller 14 through the wireless signal sensor, the master controller 14 sends a signal to the ground communication equipment, and simultaneously alarming.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a arrestment mechanism of safety hook, includes safety hook body (1) to and set up in inside loose axle (2) of safety hook body (1), its characterized in that: the outside fixed cover of loose axle (2) is equipped with and is located the inside stainless steel rotary disk (3) of safety hook body (1), and even installing on the inner wall of safety hook body (1) is at positive block board (4) of stainless steel rotary disk (3), the front of stainless steel rotary disk (3) is provided with two fastener (5) that distribute from top to bottom, and two fastener (5) through the inside movable cover dress of location axle (6) with stainless steel rotary disk (3), two from top to bottom block spare (5) are through connecting axle (7) swing joint, the positive movable cover of stainless steel rotary disk (3) is equipped with sleeve (9), and the inside cover of sleeve (9) is equipped with loop bar (8), loop bar (8) extend to the outside of sleeve (9) and through one side swing joint of pole and below fastener (5), loop bar (8) and the outside of sleeve (9) all fixed cover are equipped with fixed plate (10), and an elastic piece (11) is connected between the two fixing plates (10), and a magnet (12) is fixedly connected to the position, close to the sleeve (9), below the clamping piece (5) above the elastic piece.

2. The brake mechanism of a fall arrester of claim 1, wherein: stainless steel rotary disk (3) inside nested have rather than the distance detector (13) that flushes each other, and be located the below of fastener (5) apart from detector (13), the below fixed mounting of safety hook body (1) has total controller (14), and interconnect between distance detector (13) and total controller (14), total controller (14) are through its inside wireless signal sensor and ground communication equipment interconnect, ground communication equipment intercommunication alarm.

3. The brake mechanism of a fall arrester of claim 1, wherein: the clamping plate (4) and the clamping piece (5) are clamped under the action of centrifugal force when the stainless steel rotating disc (3) rotates rapidly along with the movable shaft (2), and the clamping plate (4) and the clamping piece (5) are matched with each other.

4. The brake mechanism of a fall arrester of claim 1, wherein: the shaft of the connecting sleeve (9) below the magnet (12) is made of iron, an iron ring is sleeved on the shaft, and the stainless steel rotating disc (3) does not contain magnetism.

5. The brake mechanism of a fall arrester of claim 2, wherein: when being shielded by the clamping piece (5), the distance detector (13) transmits signals to the master controller (14) through the internal wireless signal sensor, the master controller (14) sends the signals, and a storage battery power supply is arranged in the master controller (14).

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