CN217458517U

CN217458517U - Anti-drop's steel push-and-pull rod

Info

Publication number: CN217458517U
Application number: CN202221441092.3U
Authority: CN
Inventors: 苏开润; 敖庆; 骆国强
Original assignee: Zhanjiang Port Group Co Ltd
Current assignee: Zhanjiang Port Group Co Ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-20
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses an anti-drop steel push-pull rod, which comprises a lower push rod and an upper push rod, wherein the lower push rod and the upper push rod are used for loading and unloading ship goods, the lower push rod is sleeved outside the upper push rod in a fitting manner, and the upper push rod realizes the adjustment of the whole length through the movement in the lower push rod; further comprising: the first limiting rod and the second limiting rod are arranged at the right end of the upper push rod, the first limiting rod is fixedly connected with the upper push rod, and the second limiting rod is rotatably connected with the first limiting rod; the bearing of the rotating block is arranged at the end part of the first limiting rod; and the positioning block is arranged inside the right end of the lower push rod in a sliding manner. This anti-drop's steel push-and-pull rod through rotatable second gag lever post, can establish the rope cover of knotting the lopping in the ring that first gag lever post and second gag lever post constitute, realizes that the high-speed joint is fixed, improves work efficiency to be convenient for carry out whole length adjustment according to in-service use.

Description

Anti-drop's steel push-and-pull rod

Technical Field

The utility model relates to a relevant technical field of boats and ships specifically is an anti-drop's steel push-and-pull rod.

Background

When cargo loading and unloading are carried out at a port and a wharf, the distance between a worker and a suspension object can be isolated by using the steel push-pull rod, so that the worker is prevented from being injured by hands in the loading and unloading process.

However, the existing steel push-pull rod has the following problems:

in the antiskid nature steel push-and-pull rod of stable use of publication No. CN216235681U, through welding at the push rod head has the nut to the rope passes, when avoiding utilizing the steel push-and-pull rod to carry out the operation of taking off the cabin, the rope is followed the push-and-pull rod and is slided and throw off, however when the rope length is too long, will influence the speed of restricting, and inconvenient fix it, influence going on of operation, this push-and-pull rod is inconvenient carries out length adjustment according to actual need simultaneously, and the practicality is not good.

We have therefore proposed an anti-drop push-pull rod made of steel material, in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-drop's steel push-and-pull rod to solve the inconvenient rope handling of the existing steel push-and-pull rod on the existing market that above-mentioned background art provided, efficiency is lower, and inconvenient carry out length adjustment's problem according to actual need.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling steel push-pull rod comprises a lower push rod and an upper push rod, wherein the lower push rod and the upper push rod are used for loading and unloading ship goods, the lower push rod is sleeved on the outer side of the upper push rod in a fitting manner, and the upper push rod realizes the adjustment of the whole length through the movement in the lower push rod;

further comprising:

the first limiting rod and the second limiting rod are arranged at the right end of the upper push rod, the first limiting rod is fixedly connected with the upper push rod, and the second limiting rod is rotatably connected with the first limiting rod;

the bearing of the rotating block is arranged at the end part of the first limiting rod;

the locating piece, its slip set up in inside the right-hand member of lower push rod, just the one end laminating of locating piece is in the inside of constant head tank to the constant head tank is equidistant to be seted up in the lateral part of last push rod.

Preferably, a worm wheel is fixed on a rotating shaft between the second limiting rod and the first limiting rod, a worm is meshed with the side of the worm wheel, and the end of the worm is connected with the shaft of the rotating block, so that after the rotating block is rotated, the second limiting rod can be driven to rotate by utilizing the meshing effect between the worm and the worm wheel.

Preferably, the second limiting rod and the first limiting rod are both arranged in an arc-shaped structure, and the second limiting rod and the first limiting rod integrally form a complete ring, so that the knotted and looped rope can be sleeved in the ring formed by the first limiting rod and the second limiting rod, and the quick connection between the push-pull rod and the rope is realized.

Preferably, a pressure spring is welded between the positioning block and the lower push rod, the positioning block is arranged at an equal angle around the center of the upper push rod as a circle center, and a driving block is fixedly mounted at the end of the positioning block, so that the positioning block can be driven to extend into the positioning groove after the driving block is stressed, and the pressure spring is utilized to perform reverse movement reset.

Preferably, the lateral part laminating of drive block is provided with the actuating lever, and the actuating lever cover is established the outside of push down the pole to but the ball of reducing wear is installed to the inboard of actuating lever, makes when the actuating lever removal back, can utilize the laminating effect with the drive block to drive the locating piece and move about.

Preferably, the lateral part laminating of actuating lever is provided with the fixed lantern ring, and fixed lantern ring with be threaded connection between the push down lever for rotate the fixed lantern ring and laminate behind the lateral part of actuating lever, can fix the actuating lever after the removal.

Compared with the prior art, the beneficial effects of the utility model are that: according to the anti-falling steel push-pull rod, the knotted rope can be sleeved in a circular ring formed by the first limiting rod and the second limiting rod through the rotatable second limiting rod, so that the quick connection and fixation are realized, the working efficiency is improved, and the whole length adjustment is convenient to carry out according to actual use;

1. the rope knotted into a ring is sleeved on the first limiting rod when the first limiting rod and the second limiting rod are required to be connected, then the worm is driven to rotate through the rotating block, the second limiting rod can be driven to rotate by utilizing the meshing effect between the worm wheel and the worm until the second limiting rod and the first limiting rod form a complete ring, so that the rope can be sleeved in the ring formed by the first limiting rod and the second limiting rod, the quick connection and fixation are realized, and the working efficiency is improved;

2. be provided with the locating piece and the fixed lantern ring for when the whole length of needs adjustment, according to actual conditions, make the locating piece remove to the constant head tank that corresponds on, utilize the laminating effect between actuating lever and the drive block, drive the locating piece and stretch into in the constant head tank, then rotate the fixed lantern ring, the fixed lantern ring utilize and push down threaded connection between the pole, until the laminating at the lateral part of the actuating lever after removing, the fixed action of actuating lever after the realization removes, and then can realize the adjustment of length.

Drawings

FIG. 1 is a schematic view of the overall front cut structure of the present invention;

FIG. 2 is a schematic view of a front cross-section structure of a first limiting rod of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic side sectional view of the positioning block of the present invention;

fig. 5 is a schematic view of the side-looking three-dimensional structure of the fixing collar of the present invention.

In the figure: 1. a lower push rod; 2. a push rod is arranged; 3. a first limit rod; 4. a second limiting rod; 5. a worm gear; 6. a worm; 7. rotating the block; 8. positioning a groove; 9. positioning blocks; 10. a pressure spring; 11. a drive block; 12. a drive rod; 13. and fixing the lantern ring.

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. 1-5, the present invention provides a technical solution: an anti-drop steel push-pull rod comprises a lower push rod 1 and an upper push rod 2, wherein the lower push rod 1 and the upper push rod 2 are used for loading and unloading ship cargos, the lower push rod 1 is fitted and sleeved on the outer side of the upper push rod 2, and the upper push rod 2 moves in the lower push rod 1 to adjust the whole length; further comprising: the first limiting rod 3 and the second limiting rod 4 are arranged at the right end of the upper push rod 2, the first limiting rod 3 is fixedly connected with the upper push rod 2, and the second limiting rod 4 is rotatably connected with the first limiting rod 3; a rotating block 7, the bearing of which is mounted on the end of the first limiting rod 3; a worm wheel 5 is fixed on a rotating shaft between the second limiting rod 4 and the first limiting rod 3, a worm 6 is meshed with the side part of the worm wheel 5, and the end part of the worm 6 is mutually connected with the shaft part of a rotating block 7; the second limiting rod 4 and the first limiting rod 3 are both arranged in an arc-shaped structure, and the second limiting rod 4 and the first limiting rod 3 integrally form a complete circular ring;

with reference to fig. 1-2, after the knotted looped rope is sleeved outside the first limiting rod 3, the rotating block 7 is rotated, the rotating block 7 drives the worm 6 to rotate, and the worm 6 is meshed with the worm wheel 5, so that the second limiting rod 4 can be driven to rotate, the first limiting rod 3 and the second limiting rod 4 can form a complete ring, and further, the rope can be quickly connected, and the working efficiency is improved;

the positioning block 9 is arranged inside the right end of the lower push rod 1 in a sliding mode, one end of the positioning block 9 is attached inside the positioning groove 8, and the positioning grooves 8 are arranged on the side portion of the upper push rod 2 at equal intervals; a pressure spring 10 is welded between the positioning block 9 and the lower push rod 1, the positioning block 9 is arranged at an equal angle around the center of the upper push rod 2 as a circle center, and a driving block 11 is fixedly arranged at the end part of the positioning block 9; a driving rod 12 is attached to the side of the driving block 11, the driving rod 12 is sleeved outside the lower push rod 1, and balls capable of reducing abrasion are mounted on the inner side of the driving rod 12; a fixed lantern ring 13 is attached to the side part of the driving rod 12, and the fixed lantern ring 13 is in threaded connection with the lower push rod 1;

with reference to fig. 1 and fig. 3-5, when length adjustment is required, the positioning block 9 is pushed to the corresponding positioning groove 8, the driving rod 12 is pushed in the direction of the driving block 11, the driving rod 12 drives the positioning block 9 to extend into the positioning groove 8 by the attaching function with the driving block 11, the fixing collar 13 is rotated outside the lower push rod 1, the fixing collar 13 is connected with the lower push rod 1 by threads to move to the side of the driving rod 12 until the fixing collar is attached to the side of the driving rod 12, so that the fixing function of the moved driving rod 12 is realized, and length adjustment operation is completed.

The working principle is as follows: when the anti-drop steel push-pull rod is used, as shown in fig. 1-5, after a knotted looped rope is sleeved outside a first limiting rod 3, a rotating block 7 is rotated, the second limiting rod 4 is driven to rotate by using the meshing effect between a worm 6 and a worm wheel 5, so that the first limiting rod 3 and the second limiting rod 4 can form a complete ring, and further the quick connection with the rope can be realized, the working efficiency is improved, when the length adjustment is needed, a positioning block 9 is pushed to a corresponding positioning groove 8, then a driving rod 12 is pushed, the positioning block 9 is driven to extend into the positioning groove 8, then a fixing sleeve ring 13 is rotated, the fixing sleeve ring 13 is connected with a lower push rod 1 through threads, the fixing effect on the moved driving rod 12 is realized, and the length adjustment operation is completed.

Those not described in detail in this specification are within the skill of the art.

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. An anti-drop steel push-pull rod comprises a lower push rod (1) and an upper push rod (2) which are used for loading and unloading ship cargos, wherein the lower push rod (1) is sleeved on the outer side of the upper push rod (2) in a fitting manner, and the upper push rod (2) can realize the adjustment of the whole length through the movement in the lower push rod (1);

it is characterized by also comprising:

the first limiting rod (3) and the second limiting rod (4) are arranged at the right end of the upper push rod (2), the first limiting rod (3) is fixedly connected with the upper push rod (2), and the second limiting rod (4) is rotatably connected with the first limiting rod (3);

a rotating block (7) which is mounted at the end part of the first limiting rod (3) through a bearing;

the positioning block (9) is arranged inside the right end of the lower push rod (1) in a sliding mode, one end of the positioning block (9) is attached to the inside of the positioning groove (8), and the positioning grooves (8) are arranged on the side portion of the upper push rod (2) at equal intervals.

2. A drop-proof steel material push-pull rod according to claim 1, wherein: a worm wheel (5) is fixed on a rotating shaft between the second limiting rod (4) and the first limiting rod (3), a worm (6) is meshed with the side of the worm wheel (5), and the end part of the worm (6) is connected with the shaft part of the rotating block (7).

3. A drop-proof steel material push-pull rod according to claim 1, wherein: the second limiting rod (4) and the first limiting rod (3) are both arranged in an arc-shaped structure, and the second limiting rod (4) and the first limiting rod (3) integrally form a complete circular ring.

4. A drop-proof steel material push-pull rod according to claim 1, wherein: the pressure spring (10) is welded between the positioning block (9) and the lower push rod (1), the positioning block (9) is arranged at an equal angle around the center of the upper push rod (2) as a circle center, and a driving block (11) is fixedly mounted at the end of the positioning block (9).

5. An anti-drop steel material push-pull rod according to claim 4, characterized in that: the lateral part laminating of drive block (11) is provided with actuating lever (12), and actuating lever (12) cover is established the outside of push down rod (1) to but the ball of reducing wear is installed to the inboard of actuating lever (12).

6. An anti-drop steel material push-pull rod according to claim 5, characterized in that: the lateral part laminating of actuating lever (12) is provided with fixed lantern ring (13), and fixed lantern ring (13) with be threaded connection between push rod (1) down.