CN210825067U - Pipe jacking pipe plate hook - Google Patents

Abstract

The utility model provides a push pipe tubular product board hook, including two board hooks that the symmetry set up, the bottom one end of board hook slides and inserts and is equipped with the inserted bar, rotates through the pivot on the outer wall of board hook and is connected with the arc kelly, is equipped with the draw-in groove that corresponds with the arc kelly on the inserted bar, and the one end fixedly connected with stopper of arc kelly is kept away from to the inserted bar, and the lantern ring has been cup jointed in the one end that the inserted bar is close to the stopper slides, connects through the chain between two lantern rings, and the top that inserted bar one end was kept away from. The utility model discloses in through the setting of two plate hooks, make the device structure simpler, convenient to use simultaneously can guarantee under the safe prerequisite, improves the speed of putting of hanging of push pipe tubular product greatly.

Description

Pipe jacking pipe plate hook

Technical Field

The utility model relates to a tubular product is hung and is put technical field, especially relates to pipe jacking pipe material plate hook.

Background

The construction method tunnel construction technology is widely applied to the fields of domestic river sewage treatment, small water delivery tunnels, electric power tunnels and the like, and the pipe jacking method construction technology is mature and has high mechanization level. Compared with the traditional tunnel excavation construction method, the pipe jacking construction method has the advantages of high construction speed, small construction removal amount and small influence on the surrounding environment, and is very suitable for municipal engineering. The pipe joint of pipe jacking construction is prefabricated in advance, and when the pipe jacking construction is carried out, every time a machine jacks in one jacking stroke, a section of pipe needs to be placed in a pipe jacking construction working well for splicing, and the circulation is repeated, so that the tunnel is ensured to be communicated. Taking city river management as an example, the length of a sewage river is up to several kilometers, the two sides of the river are generally constructed into sewage treatment tunnels by adopting a pipe jacking method, the number of pipes needing to be hoisted and placed integrally reaches thousands, if the unloading from a pipe yard to a construction yard is considered, one river comes down, the number of times of hoisting and placing the pipes reaches 1 ten thousand, the hoisting and placing speed of the pipes is safely increased, and the problem that each pipe jacking construction unit faces is that the overall construction speed is increased.

However, in the method adopted in the prior art, the steel wire rope penetrates through the whole pipe joint for hoisting, the speed of threading the steel wire rope is not high, meanwhile, the steel wire rope is in line contact with the pipe joint, the steel wire rope is easy to wear, potential safety hazards are formed, once the steel wire rope is broken in the process of hoisting the pipe down to a working well, the pipe falls off, life hazards can be caused to personnel conducting operation in the well, and destructive damage can be caused to equipment on the lower portion.

Disclosure of Invention

The utility model aims at solving the problem that the speed of threading a steel wire rope is not fast in the prior art, and the steel wire rope is in line contact with the contact position of a pipe joint, is very easy to wear, forms the problem of potential safety hazard, and the pipe jacking pipe plate hook that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a push pipe tubular product board hook, two board hooks including the symmetry setting, the bottom one end of board hook slides and inserts and is equipped with the inserted bar, rotate through the pivot on the outer wall of board hook and be connected with the arc kelly, be equipped with the draw-in groove that corresponds with the arc kelly on the inserted bar, the one end fixedly connected with stopper that the arc kelly was kept away from to the inserted bar, the lantern ring has been cup jointed in the one end slip that the inserted bar is close to the stopper, connect through the chain between two lantern rings, the top that inserted bar one end was kept away from to the board hook is equipped with the check lock mouth, one side that two board hooks are relative all is equipped with the backing plate, the backing plate is connected through a plurality of damping bumper shock absorbers with the inner wall of board hook, be equipped with the spout.

Preferably, the rotating shaft is sleeved with a torsion spring, and two ends of the torsion spring are fixedly connected with the arc-shaped clamping rod and the outer wall of the plate hook respectively.

Preferably, the sliding rod is sleeved with a spring, and two ends of the spring are fixedly connected with the backing plate and the inner wall of the sliding groove respectively.

Preferably, a plurality of steel balls are connected in the sliding opening in a sliding mode, and the edges of the steel balls are in contact with the sliding rod.

Preferably, the top of the backing plate is fixedly connected with an arc-shaped gasket.

Preferably, the plate hook is cut from a Q345B steel plate at one time.

Has the advantages that:

1. firstly, two plate hooks are hung on a lifting hook of a crane after being threaded through a locking port and two isometric steel wire ropes, the two plate hooks are respectively inserted into two ends of a pipe before the pipe is lifted, the two plate hooks are connected together through an inserted link and a chain, then the inner wall of each plate hook is tightly attached to the inner wall of the pipe by using the steel wire ropes, the pipe is clamped by the plate hooks under the action of the horizontal force of the steel wire ropes, and then the pipe is lifted and placed, the utility model discloses a device has simpler structure and convenient use at the same time through the arrangement of the two plate hooks, and the lifting rate of the pipe-jacking is greatly improved on the premise of ensuring safety;

2. simultaneously, the setting of the arc-shaped gasket can enable the base plate to be more attached to the inner wall of the pipe, meanwhile, the setting of the damping shock absorber and the spring can play a certain shock absorption and buffering role on the base plate, and meanwhile, the setting of the steel balls can provide friction force between the sliding rod and the inner wall of the sliding opening.

Drawings

FIG. 1 is a schematic structural view of a pipe jacking pipe plate hook provided by the present invention;

FIG. 2 is a schematic side view of the pipe jacking pipe plate hook inserted link provided by the present invention;

fig. 3 is a schematic structural view of a portion a of fig. 1.

In the figure: the damping device comprises a plate hook 1, an inserted rod 2, a rotating shaft 3, an arc clamping rod 4, a limiting block 5, a lantern ring 6, a chain 7, a backing plate 8, a damping shock absorber 9, a sliding rod 10, a spring 11, a steel ball 12 and an arc gasket 13.

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.

Referring to fig. 1-3, a pipe jacking pipe plate hook comprises two plate hooks 1 which are symmetrically arranged, wherein an insertion rod 2 is slidably inserted into one end of the bottom of each plate hook 1 and used for fixing a lantern ring 6, an arc clamping rod 4 is rotatably connected onto the outer wall of each plate hook 1 through a rotating shaft 3 and used for fixing the insertion rod 2, a clamping groove corresponding to the arc clamping rod 4 is formed in the insertion rod 2, a limiting block 5 is fixedly connected to one end, away from the arc clamping rod 4, of the insertion rod 2 to prevent the lantern ring 6 from falling off, the lantern ring 6 is slidably sleeved at one end, close to the limiting block 5, of the insertion rod 2 and used for fixing a lock chain 7, the two lantern rings 6 are connected through the lock chain 7 and used for fixing the two plate hooks 1, a locking port is formed in the top of one end, away from the insertion rod 2, of each plate hook 1, so as to conveniently pass through a steel wire rope, a backing plate 8 is arranged on one side, opposite to the two plate, the plate hook is used for elastically buffering pipes to a certain extent, a sliding groove corresponding to the base plate 8 is formed in the inner wall of the plate hook 1, a sliding rod 10 is fixedly connected into the sliding groove and used for supporting the base plate 8, and a sliding opening corresponding to the sliding rod 10 is formed in the base plate 8.

In this embodiment, the cover is equipped with torsion spring on the pivot 3, torsion spring's both ends respectively with the outer wall fixed connection of arc kelly 4 and plate hook 1, be used for playing certain torsion to arc kelly 4 and support, the cover is equipped with spring 11 on the slide bar 10, spring 11's both ends respectively with the inner wall fixed connection of backing plate 8 and spout, be used for playing certain elastic support to backing plate 8, sliding connection has a plurality of steel balls 12 in the sliding opening, the edge of steel ball 12 contacts with slide bar 10, reduce the frictional force between slide bar 10 and the sliding opening inner wall, the top fixedly connected with arc gasket 13 of backing plate 8, make gasket and tubular product inner wall laminate more, plate hook 1 is once cut by the Q345B steel sheet and forms, strengthen plate hook 1's intensity.

In the embodiment, firstly, two plate hooks 1 are hung on a lifting hook of a crane after being threaded through a locking port and two steel wire ropes with equal length, the two plate hooks 1 are respectively inserted into two ends of a pipe before the pipe is hung, meanwhile, the two plate hooks 1 are connected together through an inserting rod 2 and a chain 7, then the inner wall of each plate hook 1 is tightly attached to the inner wall of the pipe by using the steel wire ropes, the pipe is clamped by the plate hooks 1 under the action of the horizontal force of the steel wire ropes, then the pipe is lifted and lowered, meanwhile, the backing plate 1 can be more attached to the inner wall of the pipe by arranging the arc-shaped gasket 13, meanwhile, the damping shock absorbers 9 and the springs 11 can play a certain shock absorption and buffering role on the backing plate 8, and meanwhile, the steel balls 12 are arranged, and friction force between the sliding rod 10 and.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a push pipe tubular product board hook, includes two board hooks (1) that the symmetry set up, its characterized in that: an inserting rod (2) is inserted into one end of the bottom of a plate hook (1) in a sliding manner, an arc clamping rod (4) is connected to the outer wall of the plate hook (1) in a rotating manner through a rotating shaft (3), a clamping groove corresponding to the arc clamping rod (4) is formed in the inserting rod (2), a limiting block (5) is fixedly connected to one end, far away from the arc clamping rod (4), of the inserting rod (2), a sleeve ring (6) is sleeved at one end, close to the limiting block (5), of the inserting rod (2) in a sliding manner, the two sleeve rings (6) are connected through a lock chain (7), a locking port is formed in the top of one end, far away from the inserting rod (2), of the plate hook (1), backing plates (8) are arranged on the opposite sides of the two plate hooks (1), the backing plates (8) are connected with the inner wall of the plate hook (1) through a plurality of damping shock absorbers (9), sliding grooves corresponding to the backing plates, the backing plate (8) is provided with a sliding opening corresponding to the sliding rod (10).

2. The pipe jacking pipe plate hook of claim 1, wherein: a torsion spring is sleeved on the rotating shaft (3), and two ends of the torsion spring are fixedly connected with the arc-shaped clamping rod (4) and the outer wall of the plate hook (1) respectively.

3. The pipe jacking pipe plate hook of claim 1, wherein: the sliding rod (10) is sleeved with a spring (11), and two ends of the spring (11) are respectively fixedly connected with the backing plate (8) and the inner wall of the sliding groove.

4. The pipe jacking pipe plate hook of claim 1, wherein: a plurality of steel balls (12) are connected in the sliding opening in a sliding mode, and the edges of the steel balls (12) are in contact with the sliding rod (10).

5. The pipe jacking pipe plate hook of claim 1, wherein: the top of the backing plate (8) is fixedly connected with an arc-shaped gasket (13).

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