CN215562741U

CN215562741U - Underwater pin removing device for caisson installation

Info

Publication number: CN215562741U
Application number: CN202121822066.0U
Authority: CN
Inventors: 黄家富; 丁浩飞; 冯畔飞; 周晓松; 王延平
Original assignee: China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ Port and Channel Engineering Co Ltd
Current assignee: China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ Port and Channel Engineering Co Ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-18
Anticipated expiration: 2031-08-05

Abstract

The utility model relates to a technical field who takes off round pin device, dismantle comparatively difficult defect to the bolt on traditional caisson, a caisson installation is taken off round pin device under water is proposed, including two sets of connection ropes, the level erects at the connecting rod of hanging basket platform and sets up the frame on the gallows, the one end of two sets of connection ropes all can be dismantled with the bolt tip and be connected, the connecting rod axis is located same horizontal plane with the bolt axis, the frame rotating turret is equipped with the winding shaft, the frame still is provided with drive winding shaft pivoted driving piece, the one end of keeping away from the bolt of two sets of connection ropes is all walked around the connecting rod and is connected with the periphery wall of winding shaft. This application has and makes the bolt dismantle simple and convenient effect more.

Description

Underwater pin removing device for caisson installation

Technical Field

The application relates to the field of a pin removal device, in particular to an underwater pin removal device for a caisson.

Background

The caisson is a concrete box-shaped structure with a bottom and without a top, is internally provided with a partition plate and is mainly used as a bearing foundation structure of a wharf and a breakwater.

In the related art, the caisson is usually prefabricated on land, and when the caisson is used, the caisson is carried to a designated water area by a receiving ship, lifted by using a crane arm of a crane ship, and then placed into the designated water area. When hoisting the caisson, the plug pin is usually inserted into the insertion hole preset in the side wall of the caisson, and the two ends of the plug pin extend out of the inner wall and the outer wall of the caisson respectively. In order to facilitate the installation of the bolt, the outer wall of the caisson is provided with a hanging basket platform for workers to use. After the bolt installation is accomplished, remove through crane ship control jib loading boom for gallows on the jib loading boom is located directly over the caisson, embolias to the bolt both ends in proper order with the wire rope on the gallows by the manual work, utilizes the jib loading boom to order about the gallows to shift up and then make the caisson by the hoist, and removes to appointed waters, slowly with the caisson below, until the caisson submergence, after the hoist and mount is accomplished, need extract the bolt on the caisson. At present, the bolt is usually pulled out manually by manually submerging into the water bottom.

For the above-mentioned correlation technique, the inventor thinks that there is following defect, can't carry out the all-weather installation when the caisson is installed, is fit for generally installing when low tide level, therefore the installation time is limited, and when artifical pulling out the bolt under water, need meet with various resistances in the aquatic in the pulling out process, lead to the bolt to pull out the time longer, efficiency is lower, has occupied the installation time of caisson to a great extent. Therefore, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

In order to make the bolt dismantle more simple and convenient, this application provides a caisson installation is taken off round pin device under water.

The application provides a caisson installation is taken off round pin device under water adopts following technical scheme:

the utility model provides a caisson installation is round pin device under water, includes that two sets of connection ropes, level erect at the connecting rod of hanging basket platform and set up the frame on the gallows, and is two sets of the one end of connecting the rope all can be dismantled with the bolt tip and be connected, the connecting rod axis is located same horizontal plane with the bolt axis, the frame rotating turret is equipped with the winding axle, the frame still is provided with drive winding axle pivoted driving piece, and is two sets of the one end of keeping away from the bolt of connecting the rope all walks around the connecting rod and is connected with the periphery wall of winding axle.

Through adopting above-mentioned technical scheme, be located same horizontal plane through bolt axis and connecting rod axis, the one end of keeping away from the bolt of connecting the rope all walks around the connecting rod and is connected with the periphery wall of winding axle, when driving piece drive winding axle coiling connection rope, the one end of connecting the rope and being close to the bolt can produce the pulling force of horizontal direction to the bolt, and then pull out the bolt in the spliced eye of caisson, it is higher to compare the process efficiency that the tradition adopted the manual work to carry out the plug, make pulling out of bolt simple and convenient more.

Preferably, the hanging basket platform further comprises two groups of channel steel fixed on the hanging basket platform, the connecting rod is located between the two groups of channel steel, and two ends of the connecting rod are fixedly connected with webs of the two groups of channel steel respectively.

Through adopting above-mentioned technical scheme for the connecting rod can erect more firmly on hanging the basket platform, and this simple structure is convenient and the practicality is stronger.

Preferably, the connecting rod coaxial rotation is connected with two sets of pulleys, and is two sets of the pulley is connected the rope one-to-one with two sets of, connect the pulley that the rope all walked around the correspondence and the butt on the periphery wall that corresponds the pulley.

Through adopting above-mentioned technical scheme, the coiling axle rotates the in-process that drives the coiling of connecting rope, connects the rope and can take place rolling friction through pulley and connecting rod for it is difficult for taking place sliding friction with the connecting rod to connect the rope pulling in-process, is favorable to reducing the wearing and tearing of connecting the rope, and then is favorable to the extension to connect the life of rope.

Preferably, the end face of the bolt can be detachably connected with a limiting rope, and one end of the limiting rope, which is far away from the bolt, is connected with the hanging bracket.

Through adopting above-mentioned technical scheme, through the setting of spacing rope for the bolt is pulled out the back, and the pulling force of horizontal direction can be applied to the bolt to spacing rope, makes the bolt can keep the state of vertical drippage after being pulled out, is favorable to reducing the bolt and pulls out the back because inertia takes place to swing by a wide margin, leads to the bolt and hangs the condition that basket platform bumps.

Preferably, still including setting up two sets of main rings and a set of vice rings at the bolt terminal surface, it is two sets of connect the rope to be close to the one end of bolt respectively with two sets of main rings ligature fixed, spacing rope is close to the one end of bolt and is fixed with vice rings ligature.

By adopting the technical scheme, the connection between the connecting rope and the bolt can be realized by respectively binding the end parts of the connecting rope and the limiting rope on the main lifting ring and the auxiliary lifting ring, so that the connection process between the connecting rope and the limiting rope and the bolt is simplified; meanwhile, the connecting rope and the limiting rope are convenient to replace.

Preferably, the connecting rod is vertically provided with a partition plate, and the two groups of pulleys are respectively positioned on two sides of the partition plate.

Through adopting above-mentioned technical scheme, through the setting of baffle for when the coiling axle rotates to drive and connects rope pulling bolt, the difficult winding of two sets of connection ropes of butt on the pulley that corresponds is in the same place, makes two sets of connection ropes can pull out the bolt from the caisson better.

Preferably, the rack comprises a support plate horizontally arranged on the hanger, two groups of opposite connecting plates are vertically arranged on the upper surface of the support plate, and two ends of the winding shaft are respectively connected with the two groups of connecting plates in a rotating manner.

Through adopting above-mentioned technical scheme, rotate with two sets of curb plates respectively through the both ends of coiling axle and be connected. The rotation of the winding shaft is more stable, and when the driving piece drives the winding shaft to rotate, the winding shaft can better drive the two groups of connecting ropes to pull out the plug pin from the plug hole.

Preferably, the limit rope is kept away from the one end of bolt and is set up the ligature and have the snap ring, the snap ring periphery wall is provided with the screw rod, the gallows is worn to locate by the screw rod screw thread.

Through adopting above-mentioned technical scheme, screw rod and gallows screw-thread fit through the snap ring and then fix the snap ring on the gallows, and the one end and the snap ring ligature of restricting rope are fixed, alright realize being connected of restricting rope and gallows for the bolt is pulled out the back from the caisson, and restricting rope can be better with the bolt hoist

In summary, the present application includes at least one of the following beneficial technical effects:

1. the end part of the bolt is provided with a connecting rope, the hanging basket platform is horizontally erected with a connecting rod, the hanging bracket is provided with a rack, the rack is provided with a winding shaft and a driving piece for driving the winding shaft to rotate, one end, far away from the bolt, of the connecting rope bypasses the connecting rod and is connected with the outer peripheral wall of the winding shaft, and in the process of driving the winding shaft to wind the connecting rope through the driving piece, one end, close to the bolt, of the connecting rope can generate a horizontal pulling force to pull out the bolt, so that the bolt is more simple and convenient to disassemble;

2. the connecting rods are coaxially and rotatably connected with two groups of pulleys corresponding to the two groups of connecting ropes, the connecting ropes wind around the corresponding pulleys and abut against the pulleys, so that the connecting ropes can generate rolling friction with the connecting rods, the connecting ropes are not easy to wear, and the service life of the connecting ropes is prolonged;

3. be provided with baffle and two sets of pulleys on through the connecting rod and be located the baffle both sides respectively for difficult winding is in the same place in two sets of connection rope pulling processes, and then when making the coiling axle coiling connect the rope, connects the bolt and can extract from the jack better.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Description of reference numerals:

1. caisson; 11. a hanger; 12. a cradle platform; 13. a bolt; 2. a connecting rod; 21. connecting ropes; 211. a main hoisting ring; 22. channel steel; 24. a partition plate; 23. a pulley; 3. a limiting rope; 31. an auxiliary hoisting ring; 32. a snap ring; 321. a screw; 4. a winding shaft; 5. a support plate; 50. reinforcing ribs; 51. a motor; 52. a connecting plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses caisson installation is device of taking off round pin under water.

Referring to fig. 1 and 2, in this embodiment, the hanger 11 is located right above the caisson 1, the outer wall of the caisson 1 is inserted with a plug 13, and the outer wall of the caisson 1 is further provided with an insertion hole for inserting the plug 13; the outer wall of the caisson 1 provided with the bolt 13 is also provided with a hanging basket platform 12.

Referring to fig. 1 and 2, the underwater pin removal device for caisson installation comprises a connecting rod 2 horizontally erected outside a cradle platform 12, two groups of connecting ropes 21 connected to the end of a plug 13 and a rack arranged on a hanger 11; connecting rod 2 is the level and sets up and connecting rod 2 axis is located same horizontal plane with bolt 13 axis, horizontal rotating turret is equipped with winding shaft 4 in the frame, the frame still is provided with and is used for driving 4 pivoted driving pieces of winding shaft, the one end that bolt 13 was kept away from to two sets of connection ropes 21 is all walked around connecting rod 2 bottom sides and two sets of connection ropes 21 one end of keeping away from bolt 13 all with winding shaft 4's periphery wall fixed connection, rotate through driving piece drive winding shaft 4, make winding shaft 4 coiling connection rope 21, make one section horizontal tension that produces that connection rope 21 is close to bolt 13, and then pull out bolt 13 in the spliced eye.

Referring to fig. 1 and 2, the caisson installation underwater pin removal device further comprises two groups of main lifting rings 211 which are vertically welded and fixed on the end face of the bolt 13, the two groups of main lifting rings 211 are respectively in one-to-one correspondence with the two groups of connecting ropes 21, one ends of the two groups of connecting ropes 21, which are close to the bolt 13, are respectively bound and fixed with the two groups of main lifting rings 211, and the connecting ropes 21 are conveniently connected with the bolt 13.

Referring to fig. 1 and 2, the two ends of the connecting rod 2 are provided with channel steel 22, the two sets of channel steel 22 are vertically arranged, the openings of the two sets of channel steel 22 face one side away from each other, and the wing plates of the two sets of channel steel 22 are welded and fixed on the outer side of the hanging basket platform 12. The connecting rod 2 is welded and fixed with the webs of the two groups of channel steels 22 respectively along the two ends of the length direction, so that the connecting rod 2 can be stably erected on the hanging basket platform 12.

Referring to fig. 1 and 2, connecting rod 2 is coaxial to be rotated and is connected with two sets of pulleys 23, two sets of pulleys 23 and two sets of ropes 21 one-to-one of being connected, connect the one end that rope 21 kept away from bolt 13 and walk around corresponding pulley 23 and butt on the pulley 23 that corresponds for 4 convolutes of winding shaft and when connecting rope 21, connect rope 21 and can take place rolling friction through pulley 23 and connecting rod 2, be favorable to reducing the wearing and tearing of connecting rope 21, make and connect rope 21 more durable.

Referring to fig. 1 and 2, the connecting rod 2 is provided with a partition plate 24, the partition plate 24 is located at the middle position of the connecting rod 2 along the length direction, the connecting rod 2 is provided with a through hole for the connecting rod 2 to pass through, and the inner peripheral wall of the through hole is fixedly connected with the outer peripheral wall of the connecting rod 2. The both ends of following length direction of baffle 24 flush with channel-section steel 22 along length direction's both ends respectively, and two sets of pulleys 23 are located baffle 24 both sides respectively for adjacent two sets of connection rope 21 are difficult for the winding together when being convoluteed by winding shaft 4.

Referring to fig. 2 and 3, the caisson installation underwater pin removal device further comprises an auxiliary lifting ring 31 transversely welded on the end surface of the bolt 13, wherein the auxiliary lifting ring 31 is positioned between the two groups of main lifting rings 211; a limiting rope 3 is bound and fixed on the auxiliary hoisting ring 31; 11 bottoms sides of gallows are provided with snap ring 32, the periphery wall fixedly connected with screw rod 321 of snap ring 32, the screw rod 321 axis is perpendicular with snap ring 32 axis, the 11 bottoms sides of gallows are worn to locate by the screw rod 321 screw thread, the one end that vice rings 31 were kept away from to spacing rope 3 is fixed with snap ring 32 ligature, through above setting, utilize spacing rope 3 to be connected with vice rings 31, make bolt 13 can be hoisted by spacing rope 3 after being pulled out by two sets of connection ropes 21, make bolt 13 that is pulled out by connection rope 21 difficult because inertia and cradle platform 12 bump.

Referring to fig. 1 and 3, the rack includes a support plate 5 horizontally and fixedly connected to the outer side of the hanger 11, two sets of opposite connection plates 52 are fixedly connected to the upper surface of the support plate 5 in a vertical manner, the winding shaft 4 is located between the two sets of connection plates 52, two ends of the winding shaft 4 in the length direction are respectively rotatably connected to one side of the two sets of connection plates 52 close to each other, one end of the winding shaft 4 extends out of the outer side of the connection plates 52, the driving member includes a motor 51 installed on the support plate 5, and an output shaft of the motor 51 is coaxially and fixedly connected to one end of the winding shaft 4 extending out of the connection plates 52.

Referring to fig. 1 and 3, a plurality of reinforcing ribs 50 are fixedly connected between the support plate 5 and the hanger 11, the plurality of reinforcing ribs 50 are located on the lower surface of the support plate 5, and the plurality of reinforcing ribs 50 are uniformly distributed along the connection between the support plate 5 and the hanger 11, which is beneficial to enhancing the strength of the connection between the support plate 5 and the hanger 11.

The implementation principle of the embodiment of the application is as follows: the motor 51 on the starting support plate 5 rotates through the motor 51 drive winding shaft 4, and then makes two sets of connection ropes 21 be convoluteed by winding shaft 4, makes two sets of connection ropes 21 be close to the one end production horizontal pulling force of bolt 13 and then will peg graft and pull out at the bolt 13 in caisson 1 jack, makes pulling out of bolt 13 more simple and convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a caisson installation is device of taking off round pin under water which characterized in that: erect including two sets of connection rope (21), level and establish connecting rod (2) of hanging basket platform (12) and set up the frame on gallows (11), two sets of the one end of connecting rope (21) all can dismantle with bolt (13) tip and be connected, connecting rod (2) axis is located same horizontal plane with bolt (13) axis, the frame rotating turret is equipped with winding shaft (4), the frame still is provided with drive winding shaft (4) pivoted driving piece, and is two sets of the one end of keeping away from bolt (13) of connecting rope (21) all walks around connecting rod (2) and is connected with the periphery wall of winding shaft (4).

2. The caisson installation underwater pin removal device of claim 1, wherein: still including fixing two sets of channel-section steel (22) at hanging basket platform (12), connecting rod (2) are located between two sets of channel-section steel (22), the both ends of connecting rod (2) respectively with the web fixed connection of two sets of channel-section steel (22).

3. The caisson installation underwater pin removal device of claim 2, wherein: connecting rod (2) coaxial rotation is connected with two sets of pulleys (23), and is two sets of pulley (23) and two sets of rope (21) one-to-one of being connected, it all walks around pulley (23) and the butt that correspond on the periphery wall that corresponds pulley (23) to connect rope (21).

4. The caisson installation underwater pin removal device of claim 2, wherein: the end face of the bolt (13) can be detachably connected with a limiting rope (3), and one end, far away from the bolt (13), of the limiting rope (3) is connected with the hanging bracket (11).

5. The caisson installation underwater pin removal device of claim 4, wherein: still including setting up two sets of main rings (211) and a set of vice rings (31) at bolt (13) terminal surface, it is two sets of connect rope (21) one end that is close to bolt (13) respectively with two sets of main rings (211) ligature fixed, the one end that spacing rope (3) are close to bolt (13) is fixed with vice rings (31) ligature.

6. The caisson installation underwater pin removal device of claim 3, wherein: the connecting rod (2) is vertically provided with a partition plate (24), and the two groups of pulleys (23) are respectively positioned on two sides of the partition plate (24).

7. The caisson installation underwater pin removal device of claim 1, wherein: the frame includes backup pad (5) that the level set up on gallows (11), backup pad (5) upper surface is provided with two sets of relative connecting plates (52) perpendicularly, coiling axle (4) both ends are connected with two sets of connecting plates (52) are rotated respectively.

8. The caisson installation underwater pin removal device of claim 5, wherein: the one end that bolt (13) were kept away from in spacing rope (3) sets up the ligature and has snap ring (32), snap ring (32) periphery wall is provided with screw rod (321), gallows (11) are worn to locate by screw rod (321) screw thread.