CN208067606U - Boiler's tube-plate anti-deformation tool - Google Patents
Boiler's tube-plate anti-deformation tool Download PDFInfo
- Publication number
- CN208067606U CN208067606U CN201820406838.4U CN201820406838U CN208067606U CN 208067606 U CN208067606 U CN 208067606U CN 201820406838 U CN201820406838 U CN 201820406838U CN 208067606 U CN208067606 U CN 208067606U
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- tube sheet
- tube
- boiler
- screw rod
- bar
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Abstract
The utility model discloses a kind of boiler's tube-plate anti-deformation tool, including muscle bar, connecting hole is opened up on muscle bar, the outer end that the spiro rod section of screw rod is placed through connecting hole is connected by nut, and tube sheet is located between the screw head and muscle bar of screw rod.Tube sheet is clamped between the screw head of screw rod and muscle bar, the formula contact that reclines each other positions substantially will not be since the case where occurring tube sheet plate face buckling deformation when weld-end fittings, occurs, since the hole position that the position of setting bolt occupies only has a few, so the plate face buckling deformation of tube sheet can not possibly be caused when carrying out pipe fitting welding after releasing bolt, so, not only muscle bar in the utility model, connection between screw rod and tube sheet is very convenient, it is also the same convenient to remove, the utility model can ensure that tube sheet and the plate face of tube sheet when pipe fitting welding maintain formation state, ensure that the quality of boiler.
Description
Technical field
The utility model is related to boiler processing tools, backman when being exactly specifically the tube sheet and pipe fitting welding on boiler
Dress.
Background technology
The outer edge of the shell of boiler and tube sheet welds in the prior art, in the middle part of tube sheet or at the offset hole of middle part and liner
Pipe end welding, then welded pipe line, such as smoke pipe will appear the gross distortion of tube sheet plate face since smoke pipe is more, this
Sample not only increases the welding of the smoke pipe other end, while the smoke pipe that script length has determined is since the tube sheet plate face welded becomes
Shape and cause the other end to be difficult to ensure concordantly, also just seriously affected the welding quality and efficiency of smoke pipe certainly.In the prior art,
To there is serious tube sheet plate face buckling deformation when preventing tube sheet from being welded with smoke pipe, the mode for increasing auxiliary weldering muscle is mostly used, i.e.,
The reinforcing rib bar for first welding several channel steels or I-steel etc on tube sheet before smoke pipe welds, thus can suitably reduce pipe
Caused by when plate and pipe fitting welding the problem of tube sheet punching shear.Program needs will be welded in tube sheet with after pipe fitting welding in advance
The reinforcing rib bar being connected on tube sheet is removed, and it also requires implementing to remove to weld on tube sheet or filling up processing, so not only
Workload is huge and since welding reinforcing rib bar equally causes the plate face of tube sheet to become.
Utility model content
The purpose of this utility model is to provide one kind easy to disassemble, assembly while preventing tube sheet and pipe fitting welding from tube sheet occur
The boiler's tube-plate anti-deformation tool of plate face buckling deformation.
A kind of boiler's tube-plate anti-deformation tool, including muscle bar open up connecting hole on muscle bar, and the spiro rod section of screw rod is placed through company
The outer end for connecing hole is connected by nut, and tube sheet is located between the screw head and muscle bar of screw rod.
In above-mentioned technical proposal, tube sheet is clamped between the screw head of screw rod and muscle bar, and the formula of reclining each other connects
Tactile positioning will not occur substantially due to the case where occurring tube sheet plate face buckling deformation when weld-end fittings, since the position of bolt is arranged
The hole position occupied only has a few, so the plate face of tube sheet can not possibly have been caused to stick up when carrying out pipe fitting welding after releasing bolt
Song deforms, so, connection in the utility model not only between muscle bar, screw rod and tube sheet is very convenient, removes also the same side
Just, the utility model can ensure that tube sheet and the plate face of tube sheet when pipe fitting welding maintain formation state, ensure that the matter of boiler
Amount.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3,4,5 are the schematic diagram of three kinds of specific implementation modes of bolt respectively；
Fig. 6 is D-D sectional views in Fig. 5；
Fig. 7 is the schematic diagram of pipe plate component to be welded；
Fig. 8 is the use state stereogram of the utility model.
Specific implementation mode
In conjunction with Fig. 7,8, when each component processing of boiler, shell B, liner C and tube sheet A welded completion, the utility model
The tooling of offer, that is, boiler's tube-plate anti-deformation tool is exactly the welding of the tube sheet A next to be implemented and pipe fitting such as smoke pipe.
Boiler's tube-plate anti-deformation tool includes muscle bar 10, and connecting hole 10a is opened up on muscle bar 10, and the spiro rod section of screw rod 20 places
It is connected by nut 30 in the outer end of connecting hole 10a, tube sheet A is located between the screw head 21 and muscle bar 10 of screw rod 20.
When use by the arrangement of such as Fig. 8 of muscle bar 10 in the outer plate surface of tube sheet A, screw head 21 is placed in tube sheet A
Another lateral plates at and screw rod 20 spiro rod section be placed through connecting hole 10a after be fastenedly connected with nut, be equivalent in this way to
Tube sheet A, which is provided, to be obligated, which the thermal deformations such as warpage occurs when tube sheet A can be effectively prevent to be welded with pipe fitting such as smoke pipe
Phenomenon.Above-mentioned tooling installation and dismounting are very convenient.
In order to further be conveniently operated, the screw head 21 is relative to 20 arranged off-centre of screw rod.Eccentric setting screw rod
First 21, operating personnel can outside as shown in Figure 7,8 can realize tooling installation and dismounting, herein it should be noted that
Eccentric setting screw head 21 on screw rod 20 exactly allows screw head 21 can be from weldering together with the screw rod 20 at the position that is connected with screw head 21
Pass through in hole on the tube sheet A of smoke collecting tube, 20 shaft of screw rod is then allowed to lean against on hole wall, can ensure that screw head 21 can in this way
To be pressed against the edge in aperture.
In order to facilitate the grafting of screw rod 20 and connecting hole 10a with wear, the connecting hole 10a on the muscle bar 10 be bar shaped
Hole and its length direction is consistent with bar length direction.Suitable position can be always chosen in this way realizes screw rod 20 and connecting hole 10a's
Adaptation.
Pass through from connecting hole 10a in order to facilitate bolt head 21, the shape of bolt head 21 there are following several preferred embodiments：
One is the screw head 21 is 15th day of a month shape plate, as shown in figure 4, the shaft on its arc notch side and screw rod 20
It is connected.
The second is the screw head 21 is sector, arc notch side is connected with the shaft of screw rod 20, as shown in Figure 3.
Above two scheme can be considered as the arranged off-centre mode of bolt head, it is noted that bolt head perpendicular to
View field on bolt shaft face is less than the region of the smoke pipe connecting hole on tube sheet A, so that bolt head can extend there through.
The third is the screw head 21 is made of at least two assembly of elements 21a, 21b, such as Fig. 5, and between unit
Circumferential direction can relatively rotate that the two is close or the position that is separated from each other at, assembly of elements is located at 20 shaft side of screw rod
End face is concordant.In the program, selected assembly of elements 21a, 21b area is appropriate smaller, and two assembly of elements 21a, 21b are close
When facilitate it by the smoke pipe connecting hole on tube sheet A, then detach two assembly of elements 21a, 21b make its be in be separated from each other it is opposed
Position, can make that bolt head 21 is symmetrical to the chucking power at the smoke pipe connecting hole aperture edge on tube sheet A in this way, it is ensured that tube sheet
A is constrained on muscle bar 10 with being flattened.
In order to facilitate the installation of tooling, the muscle bar 10 includes the montant 11 and cross bar 12 of right-angled intersection arrangement, montant
There are brace 13, montant 11, cross bar 12 and brace 13 to constitute muscle bar frame, the muscle bar frame between 11 upper end and the both ends of cross bar 12
The side frame face of frame is concordant with tube sheet plate face, and block 111 is taken in the oriented tube sheet side extension in upper end of montant 11, takes under block 111
Plate face is arc surface.Frame is favorably placed on by taking block 111 on shell B by said frame structure type, because of 10 structure of muscle bar
At said frame it is in fact still heavier, manpower support causes high effort for, an operating personnel can be realized the installation of tooling with
Dismounting.The ridge girder structure that the utility model is constituted using montant 11, cross bar 12 and brace 13, can meet tube sheet A completely
With the needs of smoke pipe welding region.
Claims (7)
1. a kind of boiler's tube-plate anti-deformation tool, it is characterised in that：Including muscle bar (10), muscle bar opens up connecting hole on (10)
(10a), the outer end that the spiro rod section of screw rod (20) is placed through connecting hole (10a) are connected by nut (30), and tube sheet (A) is located at screw rod
(20) between screw head (21) and muscle bar (10).
2. boiler's tube-plate anti-deformation tool according to claim 1, it is characterised in that：The screw head (21) relative to
Screw rod (20) arranged off-centre.
3. boiler's tube-plate anti-deformation tool according to claim 1, it is characterised in that：Connection on the muscle bar (10)
Hole (10a) is strip-shaped hole and its length direction is consistent with bar length direction.
4. boiler's tube-plate anti-deformation tool according to claim 2, it is characterised in that：The screw head (21) is the 15th day of a month
Shape plate, arc notch side are connected with the shaft of screw rod (20).
5. boiler's tube-plate anti-deformation tool according to claim 1, it is characterised in that：The screw head (21) is fan
Shape, arc notch side are connected with the shaft of screw rod (20).
6. boiler's tube-plate anti-deformation tool according to claim 1, it is characterised in that：The screw head (21) is by least
Two assembly of elements (21a, 21b) are constituted, and can relatively rotate the two in circumferential direction between assembly of elements (21a, 21b)
At the close or position that is separated from each other, the end face that assembly of elements (21a, 21b) is located at screw rod (20) shaft side is concordant.
7. boiler's tube-plate anti-deformation tool according to claim 3, it is characterised in that：The muscle bar (10) includes cross
The montant (11) and cross bar (12) of arranged crosswise have brace (13) between the upper end and the both ends of cross bar (12) of montant (11), erect
Bar (11), cross bar (12) and brace (13) constitute muscle bar frame, and the side frame face of the muscle bar frame is concordant with tube sheet (A) plate face,
What side upper end oriented tube sheet (A) of montant (11) extended takes block (111), and the lower face for taking block (111) is arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820406838.4U CN208067606U (en) | 2018-03-23 | 2018-03-23 | Boiler's tube-plate anti-deformation tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820406838.4U CN208067606U (en) | 2018-03-23 | 2018-03-23 | Boiler's tube-plate anti-deformation tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208067606U true CN208067606U (en) | 2018-11-09 |
Family
ID=64047813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820406838.4U Active CN208067606U (en) | 2018-03-23 | 2018-03-23 | Boiler's tube-plate anti-deformation tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208067606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108340103A (en) * | 2018-03-23 | 2018-07-31 | 博瑞特热能设备股份有限公司 | Boiler's tube-plate anti-deformation tool |
-
2018
- 2018-03-23 CN CN201820406838.4U patent/CN208067606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108340103A (en) * | 2018-03-23 | 2018-07-31 | 博瑞特热能设备股份有限公司 | Boiler's tube-plate anti-deformation tool |
| CN108340103B (en) * | 2018-03-23 | 2023-11-03 | 博瑞特热能设备股份有限公司 | Boiler tube plate deformation-preventing tool |
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| GR01 | Patent grant |