CN110790175A - Desilication tank pipe row allocation and transportation support and heating pipe bundle hoisting method - Google Patents

Abstract

The invention belongs to the technical field of construction, and particularly relates to a desilication tank pipe row adjusting and transporting support and a hoisting method of a heating pipe bundle. The invention aims to solve the problems that the existing tube bank needs long time for dismantling and reinstalling, consumes much manpower, wastes labor cost and the overhead of a crane mechanical platform, delays the overhaul period, and the prior hoisting method has long construction period and large labor and equipment input amount, the invention comprises a pairing device clamped on the annular channel steel at the upper part of the inner wall of the desilication tank and a transportation bracket arranged on the side surface of the upper part of the stirring rotating shaft of the desilication tank, the top of the desiliconization tank is provided with an inspection manhole, the invention arranges the assembling device on the annular channel steel on the upper part of the inner wall of the desiliconization tank and arranges the transferring support on the side surface of the upper part of the stirring rotating shaft of the desiliconization tank, the stirring rotating shaft of the desiliconization tank is used as a transferring carrier, the pipe row is transferred to a construction part at one time, and the pipe row transferring support can realize hoisting, transferring, assembling and mounting at 360 degrees only by rotating the stirring rotating shaft by one person.

Description

Desilication tank pipe row allocation and transportation support and heating pipe bundle hoisting method

Technical Field

The invention belongs to the technical field of construction, and particularly relates to a desilication tank pipe row adjusting and transporting support and a hoisting method of a heating pipe bundle.

Background

The desilication tank is a main device for high-pressure dissolution of alumina, heating tube bundles in the desilication tank are broken, header tube welding seams are cracked, and accumulated materials are serious due to long-term use, so that the normal operation of the desilication tank is influenced, and the heating tube bundles need to be replaced in order to ensure the normal operation of the equipment.

The link of dismantling and reinstalling the existing old pipe row and the upper and lower ring pipes needs long time and consumes much manpower, thus not only wasting labor cost and the working cost of a crane mechanical platform, but also delaying the overhaul period. The existing hoisting method is that a pipe bundle is transported from the outside of a desilication tank to the inside of the desilication tank through a manhole door, and then is hoisted to a construction part for many times through a hand-pulled gourd, so that the construction period is long, and the labor and equipment investment is large.

Disclosure of Invention

The invention aims to solve the technical problems that the existing tube bank dismounting and reinstalling needs long time, consumes much manpower, wastes labor cost and the overhead of a crane mechanical platform, delays the overhaul period, has long construction period and large manpower and equipment input amount, and provides a desiliconization groove tube bank dispatching and transporting support and a hoisting method of a heating tube bank. In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides a desilication groove bank of tubes transfer support which characterized in that: including the group that clamps on the annular channel-section steel of desilication tank inner wall upper portion to the device and set up the transfer support in desilication tank stirring pivot upper portion side the inspection manhole has been seted up at the desilication tank top, utilize desilication tank stirring pivot as the back transport carrier, once with bank of tubes to the construction position, can hoist the bank of tubes at 360 degrees scopes and back transport, group to, the installation, the time of having reduced bank of tubes demolishs and repacking needs has greatly been saved, use manpower sparingly, also saved labour cost and crane machinery platform shift cost to make the overhaul time limit in advance, in addition through setting up like this also more convenient, swift, high-efficient, reduced site constructor's intensity of labour, improved the safety in production coefficient, the test effect is good.

Further, the pairing device comprises a pairing support and a manual hoist, the manual hoist is arranged at the end of the pairing support arm, the heating tube bundle is lifted through the manual hoist, and the manual hoist is paired with the upper heating ring pipe and the lower heating ring pipe and installed.

Still further, the group is to support includes support cassette and support arm, support cassette and support arm body design, the support cassette is used for clamping on the annular channel-section steel, and the support cassette adopts portable operation, can remove on the ring channel-section steel, and the bank of tubes hangs and can rapidly be to the group welding after transporting to the mounted position, realizes that 360 degrees scopes hoist and transport, group to, the installation, has reduced the time that the bank of tubes hoist and mount and transport, group to, the installation greatly.

Furthermore, the allocation and transportation support includes connecting rod and trip, the trip sets up the one end at the connecting rod, the other end of connecting rod is used for being connected with the upper portion side of desilication groove stirring pivot, sets up the trip and has further guaranteed that the heating tube thing hangs when the connecting rod, can not throw away because of the rotation of stirring pivot.

Furthermore, a lacing wire is arranged between the adjusting and transporting support and the stirring rotating shaft of the desilication tank and is used for stabilizing the adjusting and transporting support.

A hoisting method of a desilication tank heating tube bundle comprises the following steps:

step 1, opening an inspection manhole at the top of a desilication tank;

step 2, welding a hoisting support which is made in advance on the side surface of the upper part of the stirring rotating shaft;

step 3, placing the heating tube bundle into the desilication tank from an inspection manhole at the top of the desilication tank by using a crane, and hanging the heating tube bundle on a dispatching support by using a steel wire rope;

step 4, moving the heating tube bundle to a position to be installed by rotating the stirring rotating shaft;

step 5, clamping the pairing support on the annular channel steel at the upper part of the inner wall of the desilication tank, wherein the pairing support can move on the annular channel steel according to the pairing position;

step 6, hoisting the heating tube bundle by a manual hoist, and assembling and installing the heating tube bundle with the upper heating ring tube and the lower heating ring tube;

step 7, all the heating tube bundles are grouped one by one according to the steps 3-6, 360-degree dead-angle-free installation is realized, and the installation of the heating tube bundles is finished;

and 8, after the installation is finished, taking down the pairing support, cutting off the allocation and transportation support and sealing the maintenance manhole.

According to the method, the stirring rotating shaft of the desilication tank is used as a transfer carrier, the tube bank is transferred to a construction part at one time, the tube bank can be hoisted, transferred, assembled and installed within the range of 360 degrees, the construction period is greatly shortened, and the labor and equipment investment is greatly saved.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the pairing device is arranged on the annular channel steel on the upper part of the inner wall of the desilication tank, the adjusting and transporting support is arranged on the side surface of the upper part of the stirring rotating shaft of the desilication tank, the stirring rotating shaft of the desilication tank is used as a transporting carrier, the tube bank is transported to a construction part once, the tube bank adjusting and transporting support can realize 360-degree hoisting transportation, pairing and installation without dead angles only by rotating the stirring rotating shaft by one person, and the tube bank is accurately hoisted to any installation position, so that the time required by tube bank dismounting and re-installing is greatly reduced, manpower is saved, labor cost and crane mechanical platform shift cost are saved, the overhaul period is advanced, and the device is more convenient, rapid and efficient, the labor intensity of field constructors is reduced, the safety production coefficient is improved, and the test effect is good.

2. The pairing support comprises a support clamping seat and a support arm, the support clamping seat and the support arm are integrally designed, the support clamping seat is used for being clamped on annular channel steel, the support clamping seat is movably operated and can move on the annular channel steel, the tube bank can be quickly paired and welded after being hoisted to an installation position, hoisting, transporting, pairing and installation in a 360-degree range are realized, and the time for hoisting, transporting, pairing and installing the tube bank is greatly shortened.

3. The allocation and transportation support comprises a connecting rod and a clamping hook, wherein the clamping hook is arranged at one end of the connecting rod, the other end of the connecting rod is used for being connected with the side surface of the upper part of the stirring rotating shaft of the desilication tank, and the clamping hook is arranged to further ensure that a heating pipe cannot be thrown away due to the rotation of the stirring rotating shaft when the heating pipe is hung on the connecting rod.

4. The invention is provided with a lacing wire between the adjusting and transporting bracket and the stirring rotating shaft of the desilication tank, which is used for stabilizing the adjusting and transporting bracket.

5. The method of the invention uses the stirring rotating shaft of the desilication tank as a transportation carrier, transports the tube bank to the construction part once, can hoist, transport, assemble and install the tube bank in a range of 360 degrees, greatly shortens the construction period, and greatly saves the investment of manpower and equipment.

Drawings

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

FIG. 2 is a schematic view of the assembly apparatus of the present invention;

FIG. 3 is a schematic view of the connection structure of the transportation support and the stirring rotating shaft;

in the figure: 1-pairing device, 101-pairing support, 102-manual hoist, 103-support clamping seat, 104-support arm, 2-allocation and transportation support, 201-connecting rod, 202-clamping hook, 3-maintenance manhole and 4-lacing wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in figures 1-3, the desilication tank pipe row transferring support comprises a pairing device 1 clamped on an annular channel steel at the upper part of the inner wall of a desilication tank and a transferring support 2 arranged on the side surface of the upper part of a stirring rotating shaft of the desilication tank, the allocation and transportation support 2 comprises a connecting rod 201 and a clamping hook 202, the clamping hook is arranged at one end of the connecting rod 201, the other end of the connecting rod 201 is used for being connected with the upper side surface of the stirring rotating shaft of the desilication tank, a lacing wire 4 is arranged between the adjusting and transporting bracket 2 and the stirring rotating shaft of the desilication tank and is used for stabilizing the adjusting and transporting bracket 2, an inspection manhole 3 is arranged at the top of the desilication tank, the pairing device 1 comprises a pairing support 101 and a hand-operated block 102, the pairing bracket 101 comprises a bracket clamping seat 103 and a bracket arm 104, the bracket clamping seat 103 and the bracket arm 104 are designed integrally, the bracket clamping seat 103 is used for being clamped on an annular channel steel, and the hand-operated hoist 102 is arranged at the end part of the bracket arm 104 of the pairing bracket 101.

A hoisting method of a desilication tank heating tube bundle comprises the following steps:

step 1, opening an inspection manhole 3 at the top of a desilication tank;

step 2, welding a lifting support 2 which is made in advance on the side surface of the upper part of the stirring rotating shaft;

step 3, placing the heating tube bundle into the desilication tank from an inspection manhole 3 at the top of the desilication tank by using a crane, and hanging the heating tube bundle on the allocation and transportation support 2 by using a steel wire rope;

step 4, moving the heating tube bundle to a position to be installed by rotating the stirring rotating shaft;

step 5, clamping the pairing support 101 on an annular channel steel at the upper part of the inner wall of the desilication tank, wherein the pairing support 101 can move on the annular channel steel according to the pairing position;

step 6, hoisting the heating tube bundle by the hand-operated hoist 102, and assembling and installing the heating tube bundle with the upper heating ring tube and the lower heating ring tube;

step 7, all the heating tube bundles are grouped one by one according to the steps 3-6, 360-degree dead-angle-free installation is realized, and the installation of the heating tube bundles is finished;

and 8, after the installation is finished, taking down the paired supports 101, cutting off the allocation and transportation support 2 and sealing the inspection manhole 3.

The assembling device 1, the assembling bracket 101, the hand-operated hoist 102, the bracket clamping seat 103, the bracket arm 104, the dispatching bracket 2, the connecting rod 201, the clamping hook 202, the inspection manhole 3 and the lacing wire 4 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the assembling device can be known by the technicians or by a conventional experimental method.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a desilication groove bank of tubes transfer support which characterized in that: the device comprises a pairing device (1) clamped on an annular channel steel at the upper part of the inner wall of a desilication tank and a dispatching support (2) arranged on the side surface of the upper part of a stirring rotating shaft of the desilication tank, wherein the top of the desilication tank is provided with an inspection manhole (3).

2. The desilication trough pipe bank dispatching support as recited in claim 1, wherein: the pairing device (1) comprises a pairing support (101) and a manual hoist (102), and the manual hoist (102) is arranged at the end of a support arm (104) of the pairing support (101).

3. The desilication trough pipe row transferring and transporting support frame as recited in claim 2, characterized in that: the pairing support (101) comprises a support clamping seat (103) and a support arm (104), the support clamping seat (103) and the support arm (104) are integrally designed, and the support clamping seat (103) is used for being clamped on the annular channel steel.

4. The desilication trough pipe bank dispatching support as recited in claim 1, wherein: transfer support (2) including connecting rod (201) and trip (202), the trip sets up the one end at connecting rod (201), the other end of connecting rod (201) is used for being connected with the upper portion side of desilication groove stirring pivot.

5. The desilication trough pipe bank dispatching support as recited in claim 1, wherein: and a lacing wire (4) is arranged between the allocation and transportation support (2) and the stirring rotating shaft of the desilication tank and is used for stabilizing the allocation and transportation support (2).

6. A hoisting method of a desilication tank heating tube bundle is characterized by comprising the following steps: the method comprises the following steps:

step 1, opening an inspection manhole (3) at the top of a desilication tank;

step 2, welding a hoisting support (2) which is made in advance on the side surface of the upper part of the stirring rotating shaft;

3, placing the heating tube bundle into the desilication tank from an inspection manhole (3) at the top of the desilication tank by using a crane, and hanging the heating tube bundle on the allocation and transportation support (2) by using a steel wire rope;

step 4, moving the heating tube bundle to a position to be installed by rotating the stirring rotating shaft;

step 5, clamping the pairing support (101) on the annular channel steel at the upper part of the inner wall of the desilication tank, wherein the pairing support (101) can move on the annular channel steel according to the pairing position;

step 6, hoisting the heating tube bundle by a manual hoist (102), and assembling and installing the heating tube bundle with the upper heating ring tube and the lower heating ring tube;

step 7, all the heating tube bundles are grouped one by one according to the steps 3-6, 360-degree dead-angle-free installation is realized, and the installation of the heating tube bundles is finished;

and 8, after the installation is finished, taking down the pairing support (101), cutting off the allocation and transportation support (2) and sealing the inspection manhole (3).

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