CN214989805U

CN214989805U - Falling protector with buffer function

Info

Publication number: CN214989805U
Application number: CN202121495788.XU
Authority: CN
Inventors: 姚国中
Original assignee: Jiangsu Ntr Rope Band Co ltd
Current assignee: Jiangsu Ntr Rope Band Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-03
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a safety hook with buffer function, including wind spring, anti-falling mechanism and spacing post, the wind spring rotates to be connected between the support, the lifting rope has been twined in the outside of wind spring, anti-falling mechanism sets up on the surface of carousel, and the outside of anti-falling mechanism is provided with the latch, it all has the apron through the bolt fastening to bear the telescopic left and right sides, spacing post runs through spacing telescopic top, and spacing sleeve fixes at bearing telescopic top, the outside parcel of spacing post has compression spring, and compression spring fixes between spacing telescopic interior top and spacing post's interior bottom. This safety hook with buffer function, the device can link together with outside hoist under the effect of second latch closure, and is easy to assemble, and usable first latch closure is in the same place operating personnel and the end-to-end connection of lifting rope afterwards, and the coil spring plays the effect of dragging to the lifting rope, and compression spring can play the effect of buffering, conveniently plays the effect that alleviates the collision.

Description

Falling protector with buffer function

Technical Field

The utility model relates to a safety hook correlation technique field specifically is a safety hook with buffer function.

Background

The falling protector is also called a speed difference device, is a product with a protection function, can quickly brake and lock falling objects within a limited distance, is suitable for hoisting goods, protects the life safety of ground operators and prevents the objects of the hoisted workpieces from being damaged.

The existing falling protector is poor in buffering effect, when collision occurs between an operator or goods and surrounding equipment, the impact force is large, the damage to the operator or the goods is large, and the existing equipment needs to be improved aiming at the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety hook with buffer function to the current safety hook buffering effect who proposes in solving above-mentioned background art is not good, and when bumping between operating personnel or goods and the equipment on every side, the impact is great, and operating personnel or goods damage great problem.

In order to achieve the above object, the utility model provides a following technical scheme: a falling protector with a buffer function comprises a coil spring, a falling prevention mechanism and a limiting column,

the spring coiling mechanism comprises a coil spring, a first ring buckle, a second ring buckle, a support, a lifting rope, a first ring buckle, a second ring buckle, a third ring buckle, a fourth ring buckle, a fifth ring buckle, a sixth ring buckle, a fifth ring buckle, a sixth ring buckle, a support and a support, wherein the coil spring is rotatably connected between the supports, the supports are fixed on the inner side of the support, the left side and the right side of the coil spring penetrates through supports and the support are connected with the turntable;

the anti-falling mechanism is arranged on the outer surface of the rotary table, clamping teeth are arranged on the outer side of the anti-falling mechanism and fixed on the inner wall of the bearing sleeve, and cover plates are fixed on the left side and the right side of the bearing sleeve through bolts;

spacing post runs through spacing telescopic top, and spacing sleeve fixes at bearing telescopic top, the outside parcel of spacing post has compression spring, and compression spring fixes between spacing telescopic interior top and spacing post's interior bottom, and the top of spacing post is fixed with the second latch closure simultaneously.

Preferably, the anti-falling mechanism comprises a groove, a rotating rod and a shaft rod, the groove is formed in the outer surface of the turntable, the rotating rod is arranged in the groove, and the rotating rod is connected to the turntable in a rotating mode through the shaft rod.

Preferably, the rotating rods are provided with five rotating rods, and the five rotating rods are distributed on the rotating disc in an annular array.

Preferably, the latch is distributed on the bearing sleeve in an annular array.

Preferably, the limiting column and the limiting sleeve form a telescopic structure through a compression spring.

Compared with the prior art, the beneficial effects of the utility model are that: the falling protector with the buffer function comprises a falling protector body,

(1) the device can be connected with an external lifting appliance under the action of the second ring buckle, so that the device is convenient to install, an operator can be connected with the tail end of the lifting rope by using the first ring buckle, the coil spring plays a role in pulling the lifting rope, and the compression spring can play a role in buffering, so that the collision is conveniently relieved;

(2) when the operator accidentally fails to fall, the rotary disc rapidly rotates along with the coil spring, the rotary rod rotates out of the groove and is connected with the corresponding latch in a clamping manner, the rotary disc is conveniently locked, the rotary disc and the coil spring stop rotating, and the anti-falling effect is conveniently realized.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic left-side sectional view of the present invention;

fig. 3 is a left side view structure diagram of the present invention.

In the figure: 1. bearing sleeve, 2, coil spring, 3, support, 4, lifting rope, 5, through-hole, 6, first latch, 7, carousel, 8, anti-falling mechanism, 801, recess, 802, bull stick, 803, axostylus axostyle, 9, latch, 10, apron, 11, bolt, 12, spacing sleeve, 13, spacing post, 14, compression spring, 15, second latch.

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. 1-3, the present invention provides a technical solution: a falling protector with a buffering function is disclosed, according to the figure 1 and figure 2, a coil spring 2 is rotatably connected between supports 3, the supports 3 are fixed at the inner side of a bearing sleeve 1, the left side and the right side of the coil spring 2 are connected with a turntable 7 through the supports 3, a lifting rope 4 is wound at the outer side of the coil spring 2, the tail end of the lifting rope 4 is connected with a first buckle 6 through a through hole 5, the through hole 5 is arranged at the bottom of the bearing sleeve 1, a falling prevention mechanism 8 is arranged on the outer surface of the turntable 7, a latch 9 is arranged at the outer side of the falling prevention mechanism 8, the latch 9 is fixed on the inner wall of the bearing sleeve 1, the falling prevention mechanism 8 comprises a groove 801, a rotating rod 802 and a shaft rod 803, the groove 801 is arranged on the outer surface of the turntable 7, the rotating rod 802 is arranged in the groove 801, and the rotating rod 802 is rotatably connected with the turntable 7 through the shaft rod 803, in the process of using the device, if an operator has an accidental missing condition, the rotary table 7 rotates together with the coil spring 2 rapidly, at the moment, the rotary rods 802 rotate out of the grooves 801 under the action of the shaft rod 803 and are connected with the corresponding latches 9 in a clamping mode, the rotary table 7 is convenient to lock, the rotary table 7 and the coil spring 2 stop rotating, the anti-falling effect is convenient to achieve, five rotary rods 802 are arranged on the rotary table 7 in an annular array mode, the five rotary rods 802 are connected with the corresponding latches 9 in a clamping mode simultaneously, the locking anti-falling effect is better, cover plates 10 are fixed to the left side and the right side of the bearing sleeve 1 through bolts 11, the latches 9 are distributed on the bearing sleeve 1 in an annular array mode, the latches 9 play a clamping role in the rotary rods 802, the rotary table 7 and the coil spring 2 are convenient to lock, and the anti-falling effect is achieved.

According to fig. 1, fig. 2 and fig. 3 show, spacing post 13 runs through the top of spacing sleeve 12, and spacing sleeve 12 fixes at the top of bearing sleeve 1, the outside parcel of spacing post 13 has compression spring 14, and compression spring 14 fixes between the interior top of spacing sleeve 12 and the interior bottom of spacing post 13, the top of spacing post 13 is fixed with second ring knot 15 simultaneously, spacing post 13 passes through compression spring 14 and constitutes extending structure with spacing sleeve 12, in the in-process of using the device, accessible compression spring 14 relative movement between spacing post 13 and the spacing sleeve 12, conveniently play the effect of buffering.

The working principle is as follows: when the falling protector with the buffering function is used, the device is connected with an external lifting appliance by using the second ring buckle 15, an operator is connected with the tail end of the lifting rope 4 by using the first ring buckle 6, the coil spring 2 plays a role of pulling the lifting rope 4, the limiting column 13 and the limiting sleeve 12 can move relatively through the compression spring 14, the buffering function is conveniently played, the cover plate 10 plays a role of isolating and protecting components in the bearing sleeve 1, when the operator accidentally falls, the rotary disc 7 rotates rapidly along with the coil spring 2, at the same time, the rotary rod 802 rotates out of the groove 801 under the action of the shaft 803 and is connected with the corresponding latch 9 in a clamping way, thereby locking the rotary disk 7, stopping the rotation of the rotary disk 7 and the coil spring 2, thereby realizing the anti-falling effect, completing the whole work, and those not described in detail in this specification are within the skill of the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a safety hook with buffer function, includes wind spring (2), prevents weighing down mechanism (8) and spacing post (13), its characterized in that:

the wind spring (2) is rotatably connected between the supports (3), the supports (3) are fixed on the inner side of the bearing sleeve (1), the left side and the right side of the wind spring (2) penetrate through the supports (3) and are connected with the rotary table (7), a lifting rope (4) is wound on the outer side of the wind spring (2), the tail end of the lifting rope (4) penetrates through the through hole (5) and is connected with the first ring buckle (6), and meanwhile the through hole (5) is formed in the bottom of the bearing sleeve (1);

the anti-falling mechanism (8) is arranged on the outer surface of the rotary table (7), the outer side of the anti-falling mechanism (8) is provided with a latch (9), the latch (9) is fixed on the inner wall of the bearing sleeve (1), and cover plates (10) are fixed on the left side and the right side of the bearing sleeve (1) through bolts (11);

spacing post (13) run through the top of spacing sleeve (12), and spacing sleeve (12) are fixed at the top of bearing sleeve (1), the outside parcel of spacing post (13) has compression spring (14), and compression spring (14) are fixed between the interior bottom of the interior top of spacing sleeve (12) and spacing post (13), and the top of spacing post (13) is fixed with second latch closure (15) simultaneously.

2. The fall arrester with buffering function as claimed in claim 1, wherein: the anti-falling mechanism (8) comprises a groove (801), a rotating rod (802) and a shaft rod (803), the groove (801) is formed in the outer surface of the turntable (7), the rotating rod (802) is arranged in the groove (801), and the rotating rod (802) is rotatably connected to the turntable (7) through the shaft rod (803).

3. The fall arrester with buffering function as claimed in claim 2, wherein: the number of the rotating rods (802) is five, and the five rotating rods (802) are distributed on the rotating disc (7) in an annular array.

4. The fall arrester with buffering function as claimed in claim 1, wherein: the clamping teeth (9) are distributed on the bearing sleeve (1) in an annular array.

5. The fall arrester with buffering function as claimed in claim 1, wherein: the limiting column (13) and the limiting sleeve (12) form a telescopic structure through a compression spring (14).