CN210046199U - Heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events - Google Patents
Heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events Download PDFInfo
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- CN210046199U CN210046199U CN201920668218.2U CN201920668218U CN210046199U CN 210046199 U CN210046199 U CN 210046199U CN 201920668218 U CN201920668218 U CN 201920668218U CN 210046199 U CN210046199 U CN 210046199U
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- heat exchanger
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- support
- exchanger tube
- bottom plate
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Abstract
The utility model relates to a processing auxiliary fixtures of heat exchanger especially heat exchanger tube sheet specifically is a heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events. The problem of material waste in the manufacturing process of the existing heat exchanger tube plate is solved. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool comprises a bottom plate, bosses are uniformly distributed on the periphery of the upper surface of the bottom plate, a tube plate pressing mechanism is arranged on each boss, each tube plate pressing mechanism comprises a support fixed on the upper surface of the bottom plate, a pressing rod and an eccentric wheel which is positioned on the table top of the boss and is provided with a handle and an eccentric shaft, the middle of each pressing rod is hinged and supported on the support, one end of each pressing rod is hinged and supported on the eccentric shaft of the eccentric wheel provided with the handle, and the other end of each pressing rod presses. The utility model discloses avoided the tube sheet at the easy problem that warp of build-up welding and heat treatment's in-process, need not increase the surplus in the blank, saved the material greatly. The economic benefit and the processing efficiency are improved.
Description
Technical Field
The utility model relates to a processing auxiliary fixtures of heat exchanger especially heat exchanger tube sheet specifically is a heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events.
Background
In the design and manufacture of a heat exchanger of chemical equipment, a carbon steel pipe plate often needs surfacing, and heat treatment is needed after a transition layer is surfaced, the purpose of the heat treatment is to solve the problem of stress concentration of the pipe plate, so that the pipe plate needs to be thickened and enlarged in the actual manufacture, after the heat treatment is finished, the deformation allowance is processed to enable the pipe plate to meet the design requirement, and materials are wasted.
Disclosure of Invention
The utility model provides a extravagant problem of material in the current heat exchanger tube sheet manufacturing process, provide a heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events.
The utility model discloses an adopt following technical scheme to realize: the heat exchanger tube plate surfacing and heat treatment anti-deformation tool comprises a base plate, bosses are uniformly distributed on the periphery of the upper surface of the base plate, a tube plate pressing mechanism is arranged on each boss, each tube plate pressing mechanism comprises a support fixed on the upper surface of the base plate, a pressing rod and an eccentric wheel which is positioned on the table top of the boss and is provided with a handle and an eccentric shaft, the middle of each pressing rod is hinged and supported on the support, one end of each pressing rod is hinged and supported on the eccentric shaft of the eccentric wheel provided with the handle, and the other end of each pressing rod presses the. During operation, the tube plate to be welded is placed on the bottom plate, the eccentric wheel is pressed downwards through the handle, one end of the pressing rod is lifted, and the other end of the pressing rod downwards presses the edge of the tube plate according to the lever principle, so that the tube plate is fixed on the bottom plate in an anti-deformation mode.
The utility model has reasonable and simple structure design, time and labor saving in use and convenient operation; the problem that the tube plate is easy to deform in the process of surfacing and heat treatment is avoided, the deformation prevention work of the tube plate is simple, the allowance does not need to be increased in a blank, and materials are greatly saved. The economic benefit and the processing efficiency are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of fig. 1.
In the figure: the method comprises the following steps of 1-base plate, 2-boss, 3-pressure rod, 4-eccentric wheel, 5-supporting base plate, 6-supporting vertical plate, 7-tube plate, 8-fixing through hole, 9-bolt clamping groove and 10-tube plate surfacing layer.
Detailed Description
The heat exchanger tube plate surfacing and heat treatment anti-deformation tool comprises a base plate 1, bosses 2 are uniformly distributed on the periphery of the upper surface of the base plate 1, a tube plate pressing mechanism is arranged on each boss 2 and comprises a support fixed on the upper surface of the base plate 1, a pressing rod 3 and an eccentric wheel 4 which is positioned on the table top of the boss 2 and is provided with a handle and an eccentric shaft, the middle of the pressing rod 3 is hinged and supported on the support, one end of the pressing rod 3 is hinged and supported on the eccentric shaft of the eccentric wheel 4 provided with the handle, and the other end of the pressing rod is pressed on the edge of a tube plate. During specific implementation, the support is composed of a supporting base plate 5 fixed on the upper surface of the base plate 1 and a supporting vertical plate 6 vertically fixed on the supporting base plate 5, a bolt hole is formed in the supporting vertical plate 6, a bolt hole is also formed in the middle of the pressure rod 3, and a bolt penetrates through the bolt holes in the middle of the supporting vertical plate 6 and the pressure rod 3, so that the middle of the pressure rod 3 is hinged to the support. Further, the bolt holes in the supporting vertical plate 6 are a plurality of and are longitudinally and uniformly distributed along the supporting vertical plate 6, and different bolt holes are selected to adjust the height of the pressure rod 3 so as to adapt to different thicknesses of the tube plate 7. The bolt hole in the middle of the pressing rod 3 is a strip-shaped hole, and the radial position of the pressing rod 3 can be adjusted through the strip-shaped hole so as to adapt to different diameters of the tube plates 7. The other end of the pressure lever 3 is bent downwards to press the tube plate 7 better. The base plate 1 is made of graphite material, and the boss 2 is integrally formed with the base plate 1. The fixing through holes 8 are evenly distributed on the bottom plate 1, the bolt clamping grooves 9 are formed in the edges of the supporting bottom plate 5 of the support, bolts are screwed in the fixing through holes 8, the bolts press the supporting bottom plate 5 in the upper surface of the bottom plate 1 through the bolt clamping grooves 9, and the structure facilitates the adjustment of the fixing position of the support on the upper surface of the bottom plate 1. During operation, a tube plate 7 to be subjected to surfacing welding is placed on a base 1 made of graphite materials, the position of a support, the height of a pressing plate and the radial position are adjusted according to the diameter and the thickness of the tube plate 7, the eccentric wheel 4 is pressed downwards through the handle, one end of the pressing rod 3 is lifted, and the edge of the tube plate 7 is pressed downwards through the other end of the pressing rod 3 according to the lever principle, so that the deformation prevention and fixation of the tube plate 7 on the base plate 1 are achieved.
Claims (7)
1. The utility model provides a heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events, a serial communication port, including bottom plate (1), bottom plate (1) upper surface equipartition all around has boss (2), be provided with tube sheet hold-down mechanism on every boss (2), tube sheet hold-down mechanism is including the support that is fixed in bottom plate (1) upper surface, depression bar (3) and be located the eccentric wheel (4) that have the handle on boss (2) mesa, the eccentric wheel (4) of eccentric shaft, the middle part articulated support of depression bar (3) is on the support, the articulated support of one end of depression bar (3) is on the eccentric shaft of eccentric wheel (4) that have the handle, the other end is pressed in the edge.
2. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool according to claim 1, wherein the support comprises a support base plate (5) fixed on the upper surface of the base plate (1) and a support vertical plate (6) vertically fixed on the support base plate (5), the support vertical plate (6) is provided with a bolt hole, the middle part of the pressure rod (3) is also provided with a bolt hole, and the bolt penetrates through the support vertical plate (6) and the bolt hole in the middle part of the pressure rod (3).
3. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool according to claim 2, wherein the support vertical plate (6) is provided with a plurality of bolt holes which are longitudinally and uniformly distributed along the support vertical plate (6).
4. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool according to claim 3, wherein the bolt hole in the middle of the pressure lever (3) is a strip-shaped hole.
5. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool according to claim 4, wherein the other end of the pressure lever (3) is bent downwards.
6. The heat exchanger tube plate surfacing and heat treatment deformation preventing tool according to claim 5, wherein the base plate (1) is made of graphite material, and the boss (2) and the base plate (1) are integrally formed.
7. The heat exchanger tube plate surfacing and heat treatment anti-deformation tool according to claim 6, wherein fixing through holes (8) are uniformly distributed on the bottom plate (1), a bolt clamping groove (9) is formed in the edge of the support bottom plate (5) of the support, a bolt is screwed in the fixing through hole (8), and the bolt presses the support bottom plate (5) on the upper surface of the bottom plate (1) through the bolt clamping groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668218.2U CN210046199U (en) | 2019-05-10 | 2019-05-10 | Heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668218.2U CN210046199U (en) | 2019-05-10 | 2019-05-10 | Heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210046199U true CN210046199U (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920668218.2U Active CN210046199U (en) | 2019-05-10 | 2019-05-10 | Heat exchanger tube sheet build-up welding, thermal treatment shape frock of preapring for an unfavorable turn of events |
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| CN (1) | CN210046199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185694A (en) * | 2020-02-14 | 2020-05-22 | 荆门宏图特种飞行器制造有限公司 | Tube plate surfacing welding machine, anti-deformation device thereof and surfacing welding method |
-
2019
- 2019-05-10 CN CN201920668218.2U patent/CN210046199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185694A (en) * | 2020-02-14 | 2020-05-22 | 荆门宏图特种飞行器制造有限公司 | Tube plate surfacing welding machine, anti-deformation device thereof and surfacing welding method |
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