CN214611259U

CN214611259U - Storage tank vault lift formula rack joist

Info

Publication number: CN214611259U
Application number: CN202120012398.6U
Authority: CN
Inventors: 王川; 张琨; 李发勋; 曹昊; 王丹; 杨春柳
Original assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-11-05
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a storage tank vault promotion formula rack joist, including the jar wall, jar wall top is encircleed and is provided with the side along the wall, jar wall outside is encircleed and is provided with supporting platform, the side is provided with support arm one along wall top, the support arm outside is provided with the connecting rod, the connecting rod bottom is provided with support arm two, connecting rod one side is provided with the end plate, the end plate bottom is provided with the latch, the latch bottom is provided with electric block, the electric block bottom is provided with the chain, the chain bottom is provided with the hoisting point, the hoisting point bottom is provided with the joist, be provided with the connecting plate in the middle of the joist, be provided with fixing bolt in the middle of the connecting plate, the joist top is provided with the angle steel. The utility model discloses make the pull rod relative cushion, make the jib can fall to the minimum with external influence when lifting by crane through such setting, conveniently upwards lift up the joist, also the preliminary treatment prevents that the top shell from dropping simultaneously.

Description

Storage tank vault lift formula rack joist

Technical Field

The utility model relates to a storage tank vault promotes technical field, specifically is a storage tank vault promotion formula rack joist.

Background

The vault storage tank is widely applied to storage of liquid media, and is a cylindrical steel container consisting of a tank roof, a tank wall and a tank bottom, wherein the tank roof is formed by welding a plurality of sector plate groups into a spherical crown shape, the inner side of the tank roof adopts a flat steel rib or a net frame type structure to support the sector plates of the tank roof, the whole tank roof is welded with the tank wall into a whole through a covered edge angle steel ring on the upper part of the tank wall plate, the tank wall is formed by welding a plurality of circles of steel plate groups, the tank bottom plate is formed by welding and combining edges and a middle plate, and the tank wall and the tank bottom plate are welded into a closed whole through the peripheral steel plate edge plates.

When carrying out the vault installation of storage tank, need hoist the vault from inside, later with the even keeping rebound of vault, when promoting, because the quality of vault is big, take place to rock easily for the jib at top takes place the displacement, makes probably to take place the incident, and before welding in addition, because the joist need assemble on ground, so need carry out the stability of pre-installation assurance top shell to the whole of joist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a storage tank vault promotion formula rack joist to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a storage tank vault lift formula rack joist, includes the jar wall, jar wall top is encircleed and is provided with the side along the wall, the jar wall outside is encircleed and is provided with supporting platform, the side is provided with support arm one along wall top, a support arm outside is provided with the connecting rod, the connecting rod bottom is provided with support arm two, connecting rod one side is provided with the end plate, the end plate bottom is provided with the latch, the latch bottom is provided with the electric hoist, the electric hoist bottom is provided with the chain, the chain bottom is provided with the hoisting point, the hoisting point bottom is provided with the joist, be provided with the connecting plate in the middle of the joist, be provided with fixing bolt in the middle of the connecting plate, the joist top is provided with the angle steel, the angle steel top is provided with lower floor's net pole, lower floor's net pole top is provided with upper net pole, upper net pole top is provided with cross skin board.

Further, supporting platform encircles in the jar wall top outside, the jar wall outside encircles and is provided with the ladder, supporting platform and ladder connection, supporting platform are in the top both sides of jar wall, and the operating personnel goes from the ladder, observes the circumstances of rising of vault at the top, welds and demolishs the promotion jib simultaneously.

Furthermore, the first support arm is welded with the side edge wall, the second support arm is welded with the outer side of the tank wall, the first support arm is welded with the middle of the connecting rod, and the two sections of the connecting rod are fixed through the first support arm and the second support arm, so that the first support arm and the second support arm cannot be driven by tensile force during working.

Further, electric hoist and pin buckle fixed connection, pin buckle and end plate fixed connection, the electric hoist outside is provided with the power cord that is connected to on the supporting platform, on electric hoist passes through the buckle of hook to the end plate bottom, then connects the power cord, makes electric hoist promote the vault in the end plate bottom.

Furthermore, the joist is provided with even arc short blocks, connecting plates are arranged on two sides of the arc short blocks, the connecting plates are fixedly connected, and the joist is spliced from a section of arc to form a large ring shape, so that the whole top shell can be supported.

Furthermore, the top of the joist is welded with angle steel, the lower-layer net rod is fixed on the inner side of the tank wall, the angle steel is welded with the lower-layer net rod, the top shell is supported in advance by welding at the bottom, and the top shell is welded on the tank wall to be supported in the vertical direction.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a chain that electric hoist drove the bottom promotes, when upwards promoting the vault, because electric hoist encircles the setting around annular jar wall, can not guarantee that the vault does not rock when pulling the vault through the chain, when the vault rocks, the end plate and the connecting rod at electric hoist top can be taken and rock, because the connecting rod is supporting electric hoist, in order to prevent that electric hoist from rocking and damaging, support arm one and support arm two in the connecting rod both sides carry out welded fastening with two of connecting rod, make the connecting rod can utilize support arm one and support arm two to unload power when being pulled, a pair of jar wall of support arm carries out reverse extrusion, support arm two outwards stimulate, make the relative buffering that cushions of pull rod, make the jib can fall to minimum with external influence when lifting by crane through such setting up.

2. The utility model discloses a carry out welding in advance in the storage tank, it is ready to push up the shell, the joist is connected it through the connecting plate from the arc piece of many pieces, utilize fixing bolt on the connecting plate to fix it, become an integral annular joist with the arc piece, welding angle steel carries out welded fastening with the lower floor's net pole of shell on the joist, the outstanding one point of lower floor's net pole welds with the tank wall, make to carry out the welded time on ground and let the top shell have vertical effort to support it, accomplish the welded back of upper net pole and lower floor's net pole, the jib lifts by crane the back with the top shell, lower floor's net pole will automatic disconnection with the solder joint of tank wall, the convenience is upwards lifted up the joist, it prevents that the top shell from dropping also to preprocess simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of the present invention;

fig. 2 is an enlarged schematic view of fig. 1 a according to the present invention;

FIG. 3 is a schematic view of the connection plate structure of the present invention;

fig. 4 is a schematic structural diagram of the angle steel of the present invention.

In the figure: 1, a tank wall; 2 side edge wall; 3 supporting the platform; 4, supporting the arm I; 5, a connecting rod; 6, supporting a second arm; 7, end plates; 8, buckling; 9, an electric hoist; 10, a chain; 11, hanging points; 12, a joist; 13 connecting plates; 14 fixing the bolt; 15 angle steel; 16 lower net rods; 17 upper net rods; 18 cross skin panel.

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. 1-2, the present invention provides a technical solution: the utility model provides a storage tank vault promotion formula rack joist, includes

jar wall

1, 1 tops of jar wall are encircleed and are provided with

side edge wall

2, 1 outside of jar wall is encircleed and is provided with supporting platform 3, the side is provided with support arm 4 along 2 tops of wall, 4 outsides of support arm are provided with connecting

rod

5, 5 bottoms of connecting rod are provided with two 6 of support arm, 5 one sides of connecting rod are provided with

end plate

7, 7 bottoms of end plate are provided with the

latch

8, 8 bottoms of latch are provided with

electric block

9, 9 bottoms of electric block are provided with

chain

10, 10 bottoms of chain are provided with hoisting point 11.

In a preferred embodiment, the supporting platform 3 surrounds the outer side of the top of the tank wall 1, a step is arranged on the outer side of the tank wall 1 in a surrounding mode, the supporting platform 3 is connected with the step, the supporting platform 3 is arranged on two sides of the top of the tank wall 1, an operator goes to the step, the ascending condition of the vault 17 is observed at the top, and meanwhile the lifting hanger rod is welded and detached.

In a preferred embodiment, the first support arm 4 is welded to the side edge wall 2, the second support arm 6 is welded to the outer side of the tank wall 1, the first support arm 4 is welded to the middle of the connecting rod 5, and two sections of the connecting rod 5 are fixed through the first support arm 4 and the second support arm 6, so that the two sections cannot be driven by tensile force during operation.

In a preferred embodiment, the connection between the electric hoist 9 and the end plate 7 is provided with a fixed pin, the outer side of the electric hoist 9 is provided with a power line connected to the supporting platform 3, the electric hoist 9 is hooked on a buckle at the bottom of the end plate 7 through a hook, and then the power line is connected, so that the electric hoist 9 lifts the arch crown 17 at the bottom of the end plate 7.

The utility model discloses a theory of operation: through welding support arm 4 on side edge wall 2, support arm 4 and connecting rod 5 fixed connection, connecting rod 5 is fixed jointly with support arm 4 through support arm two 6, connecting rod 5 fixes end plate 7 and the electric hoist 9 of end plate 7 bottom of connecting rod 5 one side, electric hoist 9 bottom promotes vault 17 through chain 10, when promoting, whole top shell can take place to rock with chain 10, in order to avoid causing destruction to the jib subassembly, connecting rod 5 is driven when rocking by chain 10 of electric hoist 9 bottom, connecting rod 5 top part can have middle effort, connecting rod 5 bottom can have outside effort, because connecting rod 5 upper portion is fixed on side edge wall 2, the bottom is fixed in the jar wall 1 outside, effort between them offsets each other, guarantee connecting rod 5's stability, the jib chooses for use

180 x 68 x 7 channel steel is welded with the bearing ring of tank wall 1 again after butt welding, support with the taper plate and adopt angle steel 125 x 8 both sides to support, with the bearing ring see with angle steel 75 x 8 both sides to support, lug (200mm 450mm) is 26mm steel sheet material for Q345R for the power of rocking of connecting rod 5 reduces gradually, slows down rocking of connecting rod 5, protects the jib, and the operating personnel who is in the observation at this moment closes the electric block, makes equipment stabilize again.

Referring to fig. 1 and fig. 3-4, the present invention provides a technical solution: the utility model provides a storage tank vault promotion formula rack joist, 11 bottoms of hoisting point are provided with joist 12, be provided with connecting plate 13 in the middle of joist 12, be provided with fixing bolt 14 in the middle of connecting plate 13, joist 12 top is provided with angle steel 15, angle steel 15 top is provided with lower floor's net pole 16, lower floor's net pole 16 top is provided with upper net pole 17, upper net pole 17 top is provided with cross skin board 18.

In a preferred embodiment, the top of the joist 12 is welded to the angle steel 15, the lower net rods 16 are fixed to the inside of the tank wall 1, the angle steel 15 and the lower net rods 16 are welded to each other, and the top shell is pre-supported by welding at the bottom, so that the top shell must be welded to the tank wall 1 to be vertically supported.

The utility model discloses a theory of operation: the method comprises the following steps of carrying out trial lifting before formal lifting, firstly carrying out 9 trial branch control operations on each electric hoist, operating for 2s to check action conditions, carrying out all closing master control operations after the error-free branch control operations on 30 hoists, and requiring consistent lifting speed and complete operation of a control system. Then the load is lifted in a trial way, the lifting is suspended by slowly lifting for 300mm, and the conditions of the electric hoist 9, the rigging and the lifting lug are checked, and the formal lifting can be carried out by confirming the safety and the reliability. The horizontal deviation of inspection ring carrier upper surface, and control within 20mm, the pulling force of each electric block 9 is impartial, lifting means does not have the extraneous sound, the qualified normal promotion that does not have of inspection, the normal promotion, start total control switch, each hoisting point 11 promotes in step, lifting speed is 0.09m/min, every 1 circle wallboard height that promotes, the inspection promotes the overall situation in the suspension, in the tank deck promotes, monitor sling and promotion stability by four monitoring personnel. Lifting synchronism is determined by detecting the stress conditions of the scale and each electric hoist 9, if abnormal operation inspection problems are immediately stopped and timely adjusted, the tank top is lifted after error is detected, when the end of the upper net rod is lifted to 200mm away from the lower surface of the conical plate integrally, the integral lifting is stopped, after the level of the reticulated shell is adjusted, the reticulated shell is lifted to the installation height requirement one by one and then connected with the tank wall 1 and the conical plate, and the reticulated rod which is not in place near the lifting lug can adopt cautious, the lifting points on two sides are lifted in place in a small amplitude manner, and welding is carried out. After the assembly welding of the edge nodes of the upper net rod is completed, the assembly welding of the edge nodes of the lower net rod can be carried out.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a storage tank vault promotion formula rack joist, includes jar wall (1), its characterized in that: the top of the tank wall (1) is provided with a side edge wall (2) in a surrounding manner, the outer side of the tank wall (1) is provided with a supporting platform (3) in a surrounding manner, the top of the side edge wall (2) is provided with a supporting arm I (4), the outer side of the supporting arm I (4) is provided with a connecting rod (5), the bottom of the connecting rod (5) is provided with a supporting arm II (6), one side of the connecting rod (5) is provided with an end plate (7), the bottom of the end plate (7) is provided with a pin buckle (8), the bottom of the pin buckle (8) is provided with an electric hoist (9), the bottom of the electric hoist (9) is provided with a chain (10), the bottom of the chain (10) is provided with a lifting point (11), the bottom of the lifting point (11) is provided with a joist (12), the middle of the joist (12) is provided with a connecting plate (13), the middle of the connecting plate (13) is provided with a fixing bolt (14), the top of the joist (12) is provided with an angle steel (15), the angle steel (15) top is provided with lower floor's net pole (16), lower floor's net pole (16) top is provided with upper net pole (17), upper net pole (17) top is provided with cross skin board (18).

2. The storage tank vault lifting grid joist of claim 1, wherein: supporting platform (3) encircle in jar wall (1) top outside, jar wall (1) outside is encircleed and is provided with the ladder, supporting platform (3) are connected with the ladder.

3. The storage tank vault lifting grid joist of claim 1, wherein: the first support arm (4) is welded with the lateral edge wall (2), the second support arm (6) is welded with the outer side of the tank wall (1), and the first support arm (4) is welded with the middle of the connecting rod (5).

4. The storage tank vault lifting grid joist of claim 1, wherein: the electric hoist is characterized in that the electric hoist (9) is fixedly connected with the pin buckle (8), the pin buckle (8) is fixedly connected with the end plate (7), and a power line connected to the supporting platform (3) is arranged on the outer side of the electric hoist (9).

5. The storage tank vault lifting grid joist of claim 1, wherein: the joist (12) is provided with even short blocks of arc, the short block both sides of arc are provided with connecting plate (13), fixed connection between connecting plate (13).

6. The storage tank vault lifting grid joist of claim 1, wherein: the top of the joist (12) is welded with angle steel (15), the lower-layer net rod (16) is fixed on the inner side of the tank wall (1), and the angle steel (15) is welded with the lower-layer net rod (16).