CN219465252U - Tube sheet welding auxiliary positioning structure - Google Patents
Tube sheet welding auxiliary positioning structure Download PDFInfo
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- CN219465252U CN219465252U CN202320523425.5U CN202320523425U CN219465252U CN 219465252 U CN219465252 U CN 219465252U CN 202320523425 U CN202320523425 U CN 202320523425U CN 219465252 U CN219465252 U CN 219465252U
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Abstract
The utility model discloses a tube plate welding auxiliary positioning structure which comprises a bottom plate, a first fixing shell and a second fixing shell, wherein a compensation structure is arranged on one side of the top end of the bottom plate, the first fixing shell is arranged on the top end of the compensation structure, a first screw rod is inserted into the first fixing shell, a second clamping plate is sleeved on the outer side of the second screw rod, the lifting structure comprises a positioning seat, a shell, a limiting rod, a handle, a screw rod, a screw sleeve and a top plate, the positioning seat is fixed on the top end of the bottom plate, and the screw sleeve is inserted into the positioning seat. According to the utility model, the screw sleeve is driven to rotate by rotating the handle, so that the screw rod pushes the second fixed shell and the pipe to move, the height of the pipe is regulated, and the lifting of the top plate is guided by sliding the limiting rod in the shell, so that the height regulating function of the device is realized, the height of the pipe is conveniently regulated according to the welding position, the device is suitable for welding of pipe plates of different types, and the applicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of tube plate welding, in particular to an auxiliary positioning structure for tube plate welding.
Background
The accuracy and the perpendicularity of the tube plate during welding greatly influence the assembly and the service performance of chemical equipment, and in order to ensure the accuracy of the tube plate welding, a tube plate welding auxiliary positioning structure is established for auxiliary fixing of the position of the tube plate, so that the position of the tube plate welding is more accurate;
china patent grant publication No. CN216421547U, publication day 2022, month 05 and 03 discloses a heat exchanger tube plate welding positioning device. Relates to a positioning tool, in particular to a positioning tool for welding. The heat exchanger tube plate welding positioning device is high in positioning accuracy. The telescopic rod comprises a telescopic rod assembly, two ends of the telescopic rod assembly are respectively fixed with a positioning assembly, the positioning assembly comprises an extending rod, a pair of supporting rings are fixed on the extending rod, and the extending rod penetrates through the supporting rings and penetrates through the circle centers of the supporting rings. When in positioning, firstly, a pipeline to be welded is sleeved on one positioning assembly, the inner wall of the pipeline is supported by one supporting ring, the other supporting ring is sleeved on a pre-opened inlet or outlet, and then the pipeline to be welded is directly sleeved on the inlet or outlet, so that the pipeline can be concentric with the inlet or outlet during welding, errors of welding operation are reduced, and welding positioning is more accurate;
the prior technical proposal has the following defects: when the device is used, the defect that the welding height of the pipe is inconvenient to adjust is overcome, so that the welding height of the pipe is single and is not suitable for welding other types of pipe plates, gaps are easily formed between the plate and the pipe, and after the plate and the pipe are welded, the mechanical strength at the position of the welding seam is too low, so that the service life is influenced.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to provide a tube plate welding auxiliary positioning structure so as to solve the problems in the background art.
(II) summary of the utility model
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a tube sheet welding auxiliary positioning structure, includes bottom plate, first fixed shell and second fixed shell, one side on bottom plate top is provided with compensation structure, compensation structure's top is provided with first fixed shell, first screw rod is inserted to the inside of first fixed shell, first splint are installed to one side of first screw rod, the opposite side on bottom plate top is provided with elevation structure, elevation structure's top is provided with the second fixed shell, the internally mounted of second fixed shell has the second screw rod, the outside cover of second screw rod is equipped with the second splint, elevation structure includes positioning seat, sleeve shell, gag lever post, handle, lead screw, swivel nut and roof, the top at the bottom plate is fixed to the positioning seat, the inside plug-in of positioning seat is equipped with the swivel nut.
Use this technical scheme's tube sheet welding assistance-localization real-time structure places the panel in the inside of first fixed shell, rotates first screw rod, makes first splint press from both sides tight with the panel, prevents tubular product between second fixed shell and second splint, rotates the second screw rod, makes second fixed shell and second splint press from both sides tight fixedly with tubular product, carries out assistance-localization real-time to the position of panel and tubular product, and the staff of being convenient for welds the tube sheet, adjusts the height of tubular product through the elevation structure, promotes panel to tubular product removal through the compensation structure.
Preferably, the screw rod is inserted in the screw sleeve, the top end of the screw rod is fixed with a top plate, the outer side of the screw sleeve is sleeved with a handle, both sides of the bottom end of the top plate are respectively fixed with a limiting rod, and the outer side of the limiting rod is sleeved with a sleeve shell. The screw sleeve is driven to rotate by the rotating handle, so that the screw rod pushes the second fixed shell and the pipe to move, the height of the pipe is adjusted, and the lifting of the top plate is guided by sliding the limiting rod in the shell.
Preferably, an external thread is arranged on the outer side wall of the screw rod, and an internal thread matched with the external thread is arranged inside the screw sleeve.
Preferably, a sliding structure is formed between the limiting rod and the sleeve, and a rotating structure is formed between the threaded sleeve and the positioning seat.
Preferably, the compensation structure comprises a moving block, a guide rod, a telescopic spring, a limiting shell and a covering plate, wherein the limiting shell is fixed at the top end of the bottom plate, the guide rod is fixed in the limiting shell, the moving block is sleeved on the outer side of the guide rod, the covering plate is fixed at the top end of the moving block, and the telescopic spring is fixed on one side of the inner portion of the moving block. The movable block extrudes the telescopic spring to shrink by pulling the shielding plate to move leftwards, and after the pipe is installed, the telescopic spring pushes the plate to be clung to the surface of the pipe by loosening the shielding plate, so that gaps among the plates are reduced.
Preferably, a sliding structure is formed between the moving block and the guide rod, and the moving block forms a telescopic structure through a telescopic spring and a limiting shell.
(III) beneficial effects
Compared with the prior art, the utility model has the beneficial effects that: this tube sheet welding auxiliary positioning structure is rational in infrastructure, has following advantage:
(1) The screw sleeve is driven to rotate by rotating the handle, so that the screw rod pushes the second fixed shell and the pipe to move, the height of the pipe is adjusted, and the lifting of the top plate is guided by sliding the limiting rod in the shell, so that the height adjusting function of the device is realized, the height of the pipe is conveniently adjusted according to the welding position, the device is suitable for welding of the pipe plates in different types, and the applicability of the device is improved;
(2) Through pulling the shielding plate and moving leftwards, make movable block extrusion extension spring shrink, after the tubular product installation finishes, through loosening the shielding plate, make extension spring promote the panel and hug closely the surface at the tubular product, reduce the gap between, realized the gap elimination function of this device from this, be convenient for promote the panel to hug closely the tubular product, prevent that the gap from too big influence quality has improved the functionality of this device.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic three-dimensional structure of the present utility model;
FIG. 2 is a schematic side sectional view of the present utility model;
FIG. 3 is a schematic diagram of a compensating structure of the present utility model in front cross-section;
fig. 4 is a schematic cross-sectional elevation view of the lifting structure of the present utility model.
Reference numerals in the drawings illustrate: 1. a bottom plate; 2. a compensation structure; 201. a moving block; 202. a guide rod; 203. a telescopic spring; 204. a limit shell; 205. a cover plate; 3. a first fixed housing; 4. a first screw; 5. a first clamping plate; 6. a second fixed housing; 7. a second clamping plate; 8. a second screw; 9. a lifting structure; 901. a positioning seat; 902. a casing; 903. a limit rod; 904. a handle; 905. a screw rod; 906. a screw sleeve; 907. and a top plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1-4, the tube sheet welding auxiliary positioning structure provided by the utility model comprises a bottom plate 1, a first fixing shell 3 and a second fixing shell 6, wherein one side of the top end of the bottom plate 1 is provided with a compensation structure 2, the top end of the compensation structure 2 is provided with the first fixing shell 3, a first screw rod 4 is inserted into the first fixing shell 3, one side of the first screw rod 4 is provided with a first clamping plate 5, the other side of the top end of the bottom plate 1 is provided with a lifting structure 9, the top end of the lifting structure 9 is provided with the second fixing shell 6, the inside of the second fixing shell 6 is provided with a second screw rod 8, the outside of the second screw rod 8 is sleeved with a second clamping plate 7, the lifting structure 9 comprises positioning seats 901, 902, a limiting rod 903, a screw rod 905, a screw rod 906 and a top plate 907, the positioning seat 901 is fixed at the top end of the bottom plate 1, the screw sleeve 906 is inserted into the screw sleeve 903, the top end of the screw rod 903 is fixed with the top plate 907, the two sides of the bottom end of the screw rod 906 are both fixed with limiting rods 903, the limiting rod 903 is fixed on the two sides of the top plate 905, the outer side walls of the screw rod 903 are matched with the screw rod 905, and the outer side walls of the positioning seat 902 are matched with the outer side walls of the positioning seat 902, and the outer side walls of the positioning seat 906 are matched with the outer side structures, and the outer side structures are arranged, and the outer side structures and between the outer side structures and the outer side structures are formed.
The working principle of the auxiliary positioning structure for tube plate welding based on the first embodiment is as follows: placing the panel in the inside of first fixed shell 3, rotate first screw rod 4, make first splint 5 press from both sides the panel tight, prevent tubular product between second fixed shell 6 and second splint 7, rotate second screw rod 8, make second fixed shell 6 and second splint 7 press from both sides tubular product tight fixedly, carry out the assistance-localization real-time to the position of panel and tubular product, be convenient for the staff to weld the tube sheet, the height of tubular product is adjusted through elevation structure 9, promote panel to tubular product removal through compensating structure 2, drive swivel nut 906 through rotating handle 904 and rotate, make lead screw 905 upwards move through the screw thread of swivel nut 906 inside, and drive second fixed shell 6 and tubular product removal, adjust the height of tubular product, slide in the inside of cover shell 902 through gag lever post 903, guide the lift of roof 907, be convenient for swivel nut 906 at the top of bottom plate 1 through locating seat 901.
Example two
The embodiment comprises the following steps: the compensation structure 2 comprises a moving block 201, a guide rod 202, a telescopic spring 203, a limiting shell 204 and a shielding plate 205, wherein the limiting shell 204 is fixed at the top end of the bottom plate 1, the guide rod 202 is fixed in the limiting shell 204, the moving block 201 is sleeved outside the guide rod 202, the shielding plate 205 is fixed at the top end of the moving block 201, the telescopic spring 203 is fixed on one side of the inner part of the moving block 201, a sliding structure is formed between the moving block 201 and the guide rod 202, and the moving block 201 forms a telescopic structure with the limiting shell 204 through the telescopic spring 203.
In this embodiment, by pulling the cover 205 to move leftwards, the moving block 201 extrudes the expansion spring 203 to shrink, meanwhile, the moving block 201 slides on the surface of the guide rod 202 to limit the moving direction of the moving block 201, then the pipe is installed, after the pipe is installed, the compressed expansion spring 203 pushes the cover 205 and the plate to move rightwards by loosening the cover 205, so that the expansion spring 203 pushes the plate to be tightly attached to the surface of the pipe, and gaps between the plates are reduced.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a tube sheet welding auxiliary positioning structure, includes bottom plate (1), first fixed shell (3) and second fixed shell (6), its characterized in that: one side on bottom plate (1) top is provided with compensation structure (2), the top of compensation structure (2) is provided with first fixed shell (3), the inside of first fixed shell (3) is inserted and is equipped with first screw rod (4), first splint (5) are installed to one side of first screw rod (4), the opposite side on bottom plate (1) top is provided with elevation structure (9), the top of elevation structure (9) is provided with second fixed shell (6), internally mounted of second fixed shell (6) has second screw rod (8), the outside cover of second screw rod (8) is equipped with second splint (7), elevation structure (9) are including positioning seat (901), cover shell (902), gag lever post (903), handle (904), lead screw (905), swivel nut (906) and roof (907), the top at bottom plate (1) is fixed to positioning seat (901), the inside of positioning seat (901) is inserted and is equipped with swivel nut (906).
2. The tube sheet welding auxiliary positioning structure according to claim 1, wherein: the screw sleeve is characterized in that a screw rod (905) is inserted into the screw sleeve (906), a top plate (907) is fixed to the top end of the screw rod (905), a handle (904) is sleeved on the outer side of the screw sleeve (906), a limit rod (903) is fixed to two sides of the bottom end of the top plate (907), and a casing (902) is sleeved on the outer side of the limit rod (903).
3. The tube sheet welding auxiliary positioning structure according to claim 1, wherein: external threads are arranged on the outer side wall of the screw rod (905), and internal threads matched with the external threads are arranged inside the threaded sleeve (906).
4. The tube sheet welding auxiliary positioning structure according to claim 1, wherein: a sliding structure is formed between the limiting rod (903) and the sleeve (902), and a rotating structure is formed between the threaded sleeve (906) and the positioning seat (901).
5. The tube sheet welding auxiliary positioning structure according to claim 1, wherein: the compensation structure (2) comprises a moving block (201), a guide rod (202), a telescopic spring (203), a limiting shell (204) and a covering plate (205), wherein the limiting shell (204) is fixed at the top end of the bottom plate (1), the guide rod (202) is fixed in the limiting shell (204), the moving block (201) is sleeved on the outer side of the guide rod (202), the covering plate (205) is fixed at the top end of the moving block (201), and the telescopic spring (203) is fixed on one side of the inner portion of the moving block (201).
6. The tube sheet welding auxiliary positioning structure according to claim 5, wherein: a sliding structure is formed between the moving block (201) and the guide rod (202), and the moving block (201) forms a telescopic structure through a telescopic spring (203) and a limiting shell (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202320523425.5U CN219465252U (en) | 2023-03-17 | 2023-03-17 | Tube sheet welding auxiliary positioning structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320523425.5U CN219465252U (en) | 2023-03-17 | 2023-03-17 | Tube sheet welding auxiliary positioning structure |
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| CN219465252U true CN219465252U (en) | 2023-08-04 |
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| CN202320523425.5U Active CN219465252U (en) | 2023-03-17 | 2023-03-17 | Tube sheet welding auxiliary positioning structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117206805A (en) * | 2023-11-08 | 2023-12-12 | 深圳市得佳科技有限公司 | Hardware welding pretreatment device |
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- 2023-03-17 CN CN202320523425.5U patent/CN219465252U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117206805A (en) * | 2023-11-08 | 2023-12-12 | 深圳市得佳科技有限公司 | Hardware welding pretreatment device |
| CN117206805B (en) * | 2023-11-08 | 2024-01-16 | 深圳市得佳科技有限公司 | Hardware welding pretreatment device |
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