Adjustable anti-deformation device for welding storage tank bottom plate

Abstract

The utility model discloses a storage tank bottom plate welding adjustable anti-deformation device which comprises sleeves rotationally arranged on storage tank foundation bolts in a sleeving mode, the storage tank foundation bolts are in threaded connection with nuts used for pressing the top ends of the sleeves, and an adjustable assembly is connected between the sleeves of every two adjacent storage tank foundation bolts. The adjustable assembly comprises connecting strips connected to the two adjacent sleeves correspondingly, the connecting strips extend in the horizontal direction, gaps are formed between the connecting strips and the storage tank bottom plate, pin holes formed in the horizontal direction at intervals are formed in the two connecting strips correspondingly, and the two connecting strips are fixedly connected through fasteners penetrating through the pin holes. And an inserting piece is inserted into a gap between the connecting plate and the storage tank bottom plate. Due to the fact that the outer side of each storage tank bottom plate to be welded is provided with the storage tank foundation embedded foundation bolt, the foundation bolts on the two sides of the welding portions of the adjacent storage tank bottom plates are connected through the sleeves and the adjustable assemblies, and the storage tank bottom plates are tightly pressed through the inserting pieces, in the bottom plate welding process, deformation of the welding portions can be prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of adjustable deformation-preventing devices for storage tank bottom plate welding, belong to large storage tank welding technical field. BACKGROUND

[0002] In the petroleum, chemical industry and other industries, as an important storage equipment, the quality and safety of storage tank is directly related to the stability and safety of production operation. As an important part of the storage tank, the storage tank bottom plate bears a huge pressure and weight, so its welding quality is crucial. However, in the welding process of the storage tank bottom plate, due to the existence of the welding heat affected zone, deformation often occurs at the welding site, which not only affects the sealing and load-carrying capacity of the storage tank, but also has adverse effects on the overall structure and service life of the storage tank.

[0003] The current problem of storage tank bottom plate welding deformation cannot be solved, so a device is needed that can effectively control the deformation during the welding process of the storage tank bottom plate and improve the welding quality of the storage tank bottom plate. SUMMARY

[0004] The utility model aims at providing a kind of adjustable deformation-preventing devices for storage tank bottom plate welding, for fixing storage tank bottom plate, effectively solve the technical problem of bottom plate deformation in the welding process of the storage tank bottom plate.

[0005] The utility model adopts the following technical scheme: an adjustable deformation-preventing device for storage tank bottom plate welding, comprising a sleeve rotatingly arranged on a storage tank anchor bolt, a nut is threadedly connected to the storage tank anchor bolt for pressing the top end of the sleeve, an adjustable assembly is connected between the sleeves of two adjacent storage tank anchor bolts, the adjustable assembly comprises a connecting strip connected to each of the two adjacent sleeves, the connecting strip extends in the horizontal direction and has a gap between the storage tank bottom plate, pin holes are formed in the two connecting strips in the horizontal direction, the two connecting strips are fixedly connected by a fastener inserted into the pin holes, and a clamping member is inserted into the gap between the connecting plate and the storage tank bottom plate.

[0006] The sleeves on the storage tank anchor bolt in the middle position have two, which are an upper sleeve and a lower sleeve arranged above and below, respectively, and the connecting strips are connected to the upper sleeve and the lower sleeve, respectively, and the nut is used to press the top of the upper sleeve.

[0007] The connecting strip is a channel steel, and the specifications of the two channel steels between the two adjacent storage tank anchor bolts are different, and the two channel steels are sleeved together.

[0008] The specifications of the two channel steels between the two adjacent storage tank anchor bolts are C10 and C8, respectively.

[0009] The clamping member is in the form of a sheet, a triangular pyramid or a wedge.

[0010] When the plug-in part is a sheet structure, the plug-in part is made of a steel plate; when the plug-in part is a triangular pyramid structure, the plug-in part is made of a triangular pin.

[0011] The sleeve is assembled on the storage tank anchor bolt in 360 degrees.

[0012] The fastener is a connecting pin or a bolt.

[0013] There are at least two fasteners between the two connecting strips.

[0014] The connecting strip is fixedly connected with the sleeve through a connecting piece, and the two ends of the connecting piece are welded with the connecting strip and the sleeve respectively.

[0015] The beneficial effects of the utility model are: the utility model utilizes the anchor bolt of a storage tank, sets a sleeve on the storage tank anchor bolt, and the sleeve can rotate on the storage tank anchor bolt, so that the adjustable assembly can realize angle adjustment; the adjustable assembly with adjustable length is arranged between the sleeves of two storage tank anchor bolts, the length is adjusted by changing the connecting position between the two connecting strips, so as to adapt to the storage tank anchor bolts with different intervals, and the utility model is more widely applicable. After the adjustable assembly is installed in place, the sleeve is pressed and fixed through a nut, the plug-in part is inserted into the gap between the storage tank bottom plate and the connecting strip, and the plug-in part presses the storage tank bottom plate. Since the outer side of each storage tank bottom plate to be welded is provided with a storage tank foundation pre-buried anchor bolt, the storage tank foundation pre-buried anchor bolts on the two sides of the welding position of the adjacent storage tank bottom plates are connected through the sleeve and the adjustable assembly, and the plug-in part is used to press each storage tank bottom plate, so that the deformation of the welding position can be prevented during the bottom plate welding process.

[0016] The utility model has the advantages of reasonable design, simple structure, convenient use, flexible installation on the storage tank foundation, convenient length and angle adjustment of the adjustable assembly, application to storage tanks with different sizes, effective deformation control during the storage tank bottom plate welding process, and improved storage tank bottom plate welding quality and efficiency.

[0017] In a further scheme, upper and lower sleeves are arranged on the storage tank anchor bolt in the middle, and since multiple storage tank bottom plates are needed during on-site welding, the upper and lower sleeves are used to connect the adjacent storage tank anchor bolts respectively, so that the deformation of multiple welding positions can be prevented.

[0018] In a further scheme, the two connecting strips are made of two matched channel steels which are sleeved together in an inner and outer mode, the matched channel steels are respectively drilled as pin holes, the length is adjusted by sliding one of the channel steels, and the two channel steels are connected and fixed by installing a fastener in the pin holes at the overlapping position of the two channel steels after the length is adjusted.

[0019] In a further aspect, the insertion part is a triangular pin or wedge structure, and the triangular pin or wedge structure is pressed against the tank bottom plate by hammering.

[0020] In a further aspect, the sleeve and the connecting strip are connected by a connecting piece, facilitating processing and assembly. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a use state diagram of the tank bottom plate welding adjustable anti-deformation device of an embodiment of the present application;

[0022] Figure 2 is Figure 1 a plan view of the tank bottom plate welding adjustable anti-deformation device of the present application;

[0023] Figure 3 is Figure 1 a side view of the present application;

[0024] Figure 4 is Figure 1 a top view of the present application.

[0025] In the figure: 1 - tank anchor bolt, 2 - sleeve, 2.1 - upper sleeve, 2.2 - lower sleeve, 3 - nut, 4 - connecting strip, 5 - pin hole, 6 - insertion part, 7 - connecting piece, 8 - tank bottom plate, 9 - bolt. DETAILED DESCRIPTION

[0026] The present application will be described in detail below with reference to the drawings and embodiments, and the descriptions of "left", "right", "up", "down", etc. are all for the convenience of describing the technical solutions, and are not limitations of the technical solutions.

[0027] As shown in Figures 1 to 4 , the tank bottom plate welding adjustable anti-deformation device of the present embodiment comprises a sleeve 2 rotatably sleeved on a tank anchor bolt 1, and the sleeve 2 is rotatably assembled on the tank anchor bolt 1 in 360°. A nut 3 for pressing the top end of the sleeve 2 is threadedly connected to the tank anchor bolt 1, and an adjustable assembly is connected between the sleeves 2 of adjacent two tank anchor bolts 1, the adjustable assembly comprises connecting strips 4 connected to the two sleeves 2 respectively, the connecting strips 4 extend in the horizontal direction and have a gap with the tank bottom plate 8, pin holes 5 are respectively formed in the two connecting strips 4 and are spaced apart in the horizontal direction, the two connecting strips 4 are fixedly connected by a fastener inserted into the pin holes 5, and an insertion part 6 is inserted into the gap between the connecting strip 4 and the tank bottom plate 8. In the present embodiment, the insertion part 6 is a triangular pin with a triangular pyramid structure.

[0028] The fasteners adopt connecting pins or bolts, and the fasteners in the embodiment adopt bolts 9, and there are at least two fasteners between the two connecting strips 4. The connecting strips 4 are fixedly connected with the sleeve 2 through the connecting piece 7, and the two ends of the connecting piece 7 are welded with the connecting strip 4 and the sleeve 2 respectively.

[0029] The sleeve 2 on the middle-positioned tank anchor bolt 1 is provided with two sleeves 2.1 and 2.2 arranged in an upper and lower mode, and the upper sleeve 2.1 and the lower sleeve 2.2 are connected with the connecting strips 3 respectively, and the nuts 3 are used to press the top of the upper sleeve 2.1.

[0030] In the embodiment, the connecting strips 3 adopt channel steels, the specifications of the two channel steels between the two adjacent tank anchor bolts 1 are different, and the two channel steels are sleeved together.

[0031] The utility model discloses a tank self -bearing anchor bolt is set up sleeve on the tank anchor bolt, and the sleeve can realize 360 ° rotation on the tank anchor bolt, and can be detachable and circulate use simultaneously, and the sleeve is fixed through the nut 3 of upper part and is pressed. The adjustable assembly of adjustable length is set up between the sleeve of two tank anchor bolts, and the connecting position between the two connecting strips is changed to adapt to the tank anchor bolt of different interval, so that the application range of the utility model is wider. The two connecting strips of the embodiment adopt two matched channel steels (the specifications are C10 and C8 respectively) that are sleeved together, the matched channel steels are drilled as pin holes respectively, the length is adjusted by sliding one of the channel steels, and after the length is adjusted in place, the bolt is installed in the pin hole at the overlapping position of the two channel steels to connect and fix the two channel steels. Then the triangular pin is put into the bottom of the channel steel, so that the triangular pin is inserted into the gap between the tank bottom plate and the channel steel, and the tank bottom plate is pressed by knocking the triangular pin.

[0032] Since each tank bottom plate to be welded has tank foundation pre-buried anchor bolts outside, the tank foundation pre-buried anchor bolts on both sides of the welding position of the adjacent tank bottom plates are connected through the sleeve and the adjustable assembly, and the tank bottom plates are pressed by the inserting fastener, so that the deformation of the welding position can be prevented during the welding process of the bottom plate.

[0033] During the welding on site, since multiple tank bottom plates are needed, the upper sleeve and the lower sleeve are arranged on the middle-positioned tank anchor bolt, and the adjacent tank anchor bolts are connected through the upper sleeve and the lower sleeve, so that the deformation of multiple welding positions can be prevented.

[0034] The utility model effectively solves the problem that the deformation is easily generated in the welding process of the tank bottom plate in the traditional tank bottom plate construction method, greatly improves the construction quality and efficiency, and is worth promoting.

[0035] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art.

[0036] In other embodiments of the utility model, the insertion part can also adopt other shapes, such as a sheet shape or a wedge shape. When the insertion part is in a sheet shape, the insertion part can adopt a steel plate.

Claims

1. A tank bottom welding deformation preventing device with adjustable, characterized in that: It includes sleeve set on the tank anchor bolt, the tank anchor bolt is threadedly connected with the nut for pressing the top end of the sleeve, the sleeves between two adjacent tank anchor bolts are connected with the adjustable assembly, the adjustable assembly includes the connecting strip connected on the two adjacent sleeves respectively, the connecting strip extends in the horizontal direction and has the gap with the tank bottom plate, the two connecting strips are respectively provided with the pin hole arranged in the horizontal direction, the two connecting strips are fixedly connected through the fastener installed in the pin hole, and the gap between the connecting strip and the tank bottom plate is inserted with the insertion part.

2. The tank bottom welding deformation preventing device according to claim 1, wherein: The sleeves on the tank anchor bolt in the middle position are two, which are the upper sleeve and the lower sleeve arranged in the upper and lower positions respectively, the upper sleeve and the lower sleeve are respectively connected with the connecting strip, and the nut is used for pressing the top of the upper sleeve.

3. The tank bottom welding deformation preventing device according to claim 1, wherein: The connecting strip adopts the channel steel, the specifications of the two channel steels between the two adjacent tank anchor bolts are different, and the two channel steels are sleeved together.

4. The tank bottom welding deformation preventing device according to claim 3, wherein: The specifications of the two channel steels between the two adjacent tank anchor bolts are C10 and C8 respectively.

5. The tank bottom weld adjustable anti-deformation device according to claim 1, characterized in that: The insertion part is in the form of sheet, triangular pyramid or wedge.

6. The tank bottom weld adjustable anti-deformation device according to claim 5, characterized in that: When the insertion part is in the form of sheet, the insertion part adopts the steel plate; when the insertion part adopts the triangular pyramid structure, the insertion part adopts the triangular pin.

7. The tank bottom weld adjustable anti-deformation device according to claim 1, characterized in that: The sleeve is assembled on the tank anchor bolt in 360 degrees.

8. The tank bottom weld adjustable anti-deformation device according to claim 1, characterized in that: The fastener adopts the connecting pin or the bolt.

9. The tank bottom weld adjustable anti-deformation device according to claim 8, characterized in that: There are at least two fasteners between the two connecting strips.

10. The tank bottom weld adjustable anti-deformation device according to claim 1, characterized in that: The connecting strip is fixedly connected with the sleeve through the connecting sheet, and the two ends of the connecting sheet are respectively welded with the connecting strip and the sleeve.

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