CN207047293U - A kind of heating surface welds heat treatment fixture - Google Patents

A kind of heating surface welds heat treatment fixture Download PDF

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Publication number
CN207047293U
CN207047293U CN201720524234.5U CN201720524234U CN207047293U CN 207047293 U CN207047293 U CN 207047293U CN 201720524234 U CN201720524234 U CN 201720524234U CN 207047293 U CN207047293 U CN 207047293U
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fixed mount
fixing nut
angle steel
heat treatment
fixed
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CN201720524234.5U
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张君发
张立祥
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SEPCO Electric Power Construction Co Ltd
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SEPCO1 Electric Power Construction Co Ltd
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Abstract

A kind of heating surface welding heat treatment fixture disclosed in the utility model, including fixed mount and angle steel, the angle steel is supported on fixed mount, and the fixed mount lower end is provided with door shape projection, and fixed mount is provided with through hole, fixing nut I is provided with the outside of fixed mount, the fixing nut I is fixed on fixed mount, and stay bolt is supported by the fixing nut I, and the angle steel is provided with fixed plate, uniform array has through hole in the fixed plate, and the stay bolt passes through the through hole in fixed plate.A kind of heating surface welding heat treatment fixture provided by the utility model is light, operation readiness, and panel-pipe of heating surface welding heat treatment is heated evenly, and it is firm to clamp.

Description

A kind of heating surface welds heat treatment fixture
Technical field
Grip device technical field is the utility model is related to, specifically a kind of heating surface welding heat treatment fixture.
Background technology
In, ultra supercritical thermal power generation unit installation overcritical to 600MW and the above is built, heating surface piping design material Matter is high, thickness of pipe wall, and most of panel-pipe of heating surface needs to weld heat treatment.Heater radiation is installed additional during welding heat treatment by two sides to add Heat treatment is heat-treated the specification of technical file such as job instruction and welding Technology for Heating Processing card to hot method to reach welding in flakes.
But because panel-pipe of heating surface fin is near apart from weld bond, heater can not be close to pipe row, heater contacts with pipe row Bad, panel-pipe of heating surface welding heat treatment uneven heating is even;Heater and heat-preservation cotton fix difficult, colligation during traditional iron wire colligation Heat treatment weld bond is time-consuming, laborious, low precision, and exists and be heat-treated insufficient phenomenon, low construction efficiency;In panel-pipe of heating surface postwelding During heat treatment, either combine the fixation of horizontally-arranged or installation vertical setting of types pipe heater when coming post weld heat treatment undoubtedly to heat at Reason brings very big difficulty, and fixed heater can not be fixed in heat treatment process and come off or bits of offset under many circumstances Put, a series of problems, such as causing thermometric inaccuracy.Therefore, it is necessary to design a kind of fixture, by designed fixture, heating surface is made Pipe row's post weld heat treatment will not occur heating plate again and fix unstable problem, and panel-pipe of heating surface welding heat treatment uneven heating is even The problem of, the problem of colligation heat treatment weld bond is time-consuming, laborious, low precision.
Utility model content
The purpose of this utility model is to solve the above problems, there is provided a kind of light, operation readiness, panel-pipe of heating surface welding Heat treatment is heated evenly, and clamps firm heating surface welding heat treatment fixture.The fin fixing clamp arranged using heat pipe, peace Fixture is placed on the fin of panel-pipe of heating surface during dress, easy to operate, this technology fixture convenient disassembly is solid and reliable, fits The quantity of fixture can be made for various panel-pipe of heating surface and according to site operation progress and workload.
The technical scheme in the invention for solving the technical problem is:
A kind of heating surface welds heat treatment fixture, including fixed mount and angle steel, the angle steel are supported on fixed mount, institute It is raised provided with door shape to state fixed mount lower end, fixed mount is provided with through hole, and fixing nut I, the fixed spiral shell are provided with the outside of fixed mount Mother I is fixed on fixed mount, stay bolt is supported by the fixing nut I, the angle steel is provided with fixed plate, the fixed plate Upper uniform array has through hole, and the stay bolt passes through the through hole in fixed plate.
Further, the fixed mount is in W types, and the door shape is raised to be located at fixed mount lower end centre position, the fixation The end door shape projection left and right sides is respectively provided with a through hole under frame, distinguishes on the plate of the fixed mount left and right sides uniform logical provided with three Hole, the quantity of the fixing nut I are five, and fixing nut I corresponds with through hole, the fixing nut I and fixed mount it Between connected by the way of spot welding.
Further, the quantity of the stay bolt is three, and stay bolt is spun in fixing nut I, stay bolt and fixed spiral shell Mother I is flexibly connected, and the angle cross section is shaped as right angle, and the fixed plate be located in angle steel right angle, plane where fixed plate and Stay bolt axis is vertical, and the part on the stay bolt between fixed plate and angle steel is provided with fixing nut II, the fixation Nut II is spun on stay bolt, is detachably connected between fixing nut II and stay bolt.
Further, the fixed mount selects band steel, and the stay bolt selects high-strength bolt, and the fixed mount is adopted with angle steel Use stainless steel material.
Further, pipe row is fixed with the fixed mount, heat-insulation layer and heating are provided between the pipe row and fixed mount Device, heat-insulation layer and heater are supported on angle steel, and the pipe row is provided with fin.
Further, touched on the inside of the heater with pipe deploying splice grafting, outside coordinates with heat-insulation layer to be contacted, the heat-insulation layer Outside contacts with left and right sides angle steel, and heat-insulation layer and heater lower surface contact with the cooperation of lower section angle steel, under the door shape projection End face coordinates with fin lower surface to be contacted.
Further, the fixed mount can select multiple fixed mounts according to the length of heater.
The beneficial effects of the utility model are:
1st, a kind of simple, light, the easy making of heating surface welding heat treatment clamp structure provided by the utility model, behaviour It is convenient to make, and mainly using the fin fixing clamp of heat pipe row during installation, fixed mount lower end is provided with door shape projection, Door shape projection lower surface and fin lower surface, which coordinate, to be contacted, and fixture is placed on the fin of panel-pipe of heating surface during installation, behaviour Facilitate;This technology fixture convenient disassembly, it is solid and reliable, suitable for various panel-pipe of heating surface and can be according to site operation progress The quantity of fixture is made with workload.
2nd, a kind of heating surface welding heat treatment provided by the utility model includes fixed mount and angle steel, the angle steel with fixture It is supported on fixed mount, is provided with heat-insulation layer and heater between the pipe row and fixed mount, heat-insulation layer and heater are supported on angle On steel, touched on the inside of heater with pipe deploying splice grafting, outside coordinates with heat-insulation layer to be contacted, on the outside of the heat-insulation layer and left and right sides angle Steel contacts, and heat-insulation layer and heater lower surface contact with the cooperation of lower section angle steel, are moved, passed through by rotating stay bolt angle steel Angle steel clamps heater and heat-insulation layer, solves because heater and panel-pipe of heating surface sweating heat caused by pipe row's loose contact The problem of uneven heating is even is handled, the conventional tool such as heat-preservation cotton colligation also solved can not be adjusted and easily come off, shift Problem, ensure maximum temperature in welded joints, and effectively raise the efficiency of construction of heat treatment and security is good;Solve simultaneously Heater and heat-preservation cotton are fixed difficult during traditional iron wire colligation, and colligation heat treatment weld bond is time-consuming, laborious, low precision, and heat be present The problem of handling insufficient phenomenon, improve efficiency of construction.
3rd, described in a kind of heating surface welding heat treatment fixture provided by the utility model on stay bolt positioned at fixed plate with Part between angle steel is provided with fixing nut II, and the fixing nut II is spun on stay bolt, fixing nut II and stay bolt it Between be detachably connected, during installation, fixed mount is placed on fin first, angle steel is installed afterwards, passes through fixed spiral shell Mother II can prevent that angle steel comes off during use;After the completion of heat treatment, fixing nut II is screwed off, angle steel is removed, Convenient dismounting, while the space taken during storage is few.
Brief description of the drawings
Fig. 1 is the utility model using effect schematic diagram;
Fig. 2 is the utility model front view;
Fig. 3 is the utility model left view;
Fig. 4 is the utility model using effect left view;
Fig. 5 is the utility model steel angle structure schematic diagram.
In figure:1st, fixed mount, 2, door shape it is raised, 3, fixing nut I, 4, stay bolt, 5, angle steel, 51, fixed plate, 52, logical Hole, 53, fixing nut II, 6, pipe row, 7, fin, 8, heat-insulation layer, 9, heater.
Embodiment
According to Fig. 1 to Fig. 5, a kind of heating surface welds heat treatment fixture, including fixed mount 1 and angle steel 5, the angle Steel 5 is supported on fixed mount 1, and the lower end of fixed mount 1 is provided with door shape projection 2, and fixed mount 1 is provided with through hole, the outside of fixed mount 1 Provided with fixing nut I 3, the fixing nut I 3 is fixed on fixed mount 1, and stay bolt 4, institute are supported by the fixing nut I 3 State angle steel 5 and be provided with fixed plate 51, uniform array has through hole 52 in the fixed plate 51, and the stay bolt 4 passes through fixed plate Through hole 52 on 51.
Further, the fixed mount 1 is in W types, and the door shape projection 2 is located at the lower end centre position of fixed mount 1, described solid Determine 1 time left and right sides of end door shape projection 2 of frame and be respectively provided with a through hole, three are uniformly provided with respectively on the left and right sides plate of fixed mount 1 Individual through hole, the quantity of the fixing nut I 3 are five, and fixing nut I 3 corresponds with through hole, the fixing nut I 3 with it is solid Determine to connect by the way of spot welding between frame 1.
Further, the quantity of the stay bolt 4 is three, and stay bolt 4 is spun in fixing nut I 3, and stay bolt 4 is with consolidating Determine the connection of nut I 3, the cross sectional shape of angle steel 5 is right angle, and the fixed plate 1 is located in the right angle of angle steel 5, flat where fixed plate 1 Face is vertical with the axis of stay bolt 4, and the part on the stay bolt 4 between fixed plate 1 and angle steel 5 is provided with fixing nut II 53, the fixing nut II 53 is spun on stay bolt 4, is detachably connected between fixing nut II 53 and stay bolt 4.Pass through fixation Nut II 53 can prevent that angle steel 5 comes off during use;After the completion of heat treatment, fixing nut II 53 is screwed off, by angle Steel 5 is removed, convenient dismounting, while the space taken during storage is few.
Further, the fixed mount 1 selects band steel, and the stay bolt 4 selects high-strength bolt, the fixed mount 1 and angle Steel 5 uses stainless steel material.
Further, pipe row 6 is fixed with the fixed mount 1, be provided between pipe row 6 and fixed mount 1 heat-insulation layer 8 and Heater 9, heat-insulation layer 8 and heater 9 are supported on angle steel 5, and the pipe row 6 is provided with fin 7.Made by rotating stay bolt 4 Angle steel 5 moves, heater 9 and heat-insulation layer 8 are clamped by angle steel 5, solve because heater 9 and pipe arrange 6 loose contacts and Caused panel-pipe of heating surface welding is heat-treated the problem of uneven heating is even, and the conventional tool such as heat-preservation cotton colligation also solved can not be adjusted Problem that is whole and easily coming off, shift, ensure maximum temperature in welded joints, and effectively raise the efficiency of construction of heat treatment And security is good;Heater and heat-preservation cotton are fixed difficult when solving traditional iron wire colligation simultaneously, colligation heat treatment weld bond is time-consuming, Arduously, low precision, and the problem of being heat-treated insufficient phenomenon be present, improve efficiency of construction.
Further, the inner side of heater 9 coordinates with pipe row 6 is contacted, and outside coordinates with heat-insulation layer 8 to be contacted, the guarantor The warm outside of layer 8 contacts with left and right sides angle steel 5, and heat-insulation layer 8 and the lower surface of heater 9 contact with the cooperation of lower section angle steel 5, the door Shape 2 lower surfaces of projection coordinate with the lower surface of fin 7 to be contacted, and the fixed mount 1 can be according to the length of heater 9 from multiple solid Determine frame 1.Mainly using the stationary fixture of fin 7 of heat pipe row during installation, simple to operate, the lower end of fixed mount 1 is set There is a shape projection 2, door shape 2 lower surfaces of projection are contacted with the cooperation of the lower surface of fin 7, and fixture is placed on into panel-pipe of heating surface during installation It is easy to operate on fin 7;This technology fixture convenient disassembly, it is solid and reliable, suitable for various panel-pipe of heating surface and can root The quantity of fixture is made according to site operation progress and workload.
In use, heating surface welding machine fixture of heat treatment is placed on pipe according to the length of heater 9 and arranges 6 fins by the first step On 7;The heater 9 chosen and heat-insulation layer 8 are placed on pipe and arrange 6 both sides, on heating surface welding machine fixture of heat treatment by second step;3rd Step, by angle steel 5 be arranged on stay bolt 4 on, by bottom stay bolt 4 promote the angle steel 5 of bottom two move up, make angle steel 5 with Heater 9 and heat-insulation layer 8 are contacted so that hot device 9 and heat-insulation layer 8 are fixed in vertical direction, and adjust the heating of weld seam both sides Device distribution is equal;By rotating the both sides angle steel 5 of both sides stay bolt 4 and the contact outside of heat-insulation layer 8, heat-insulation layer 8 is compressed, makes two The heater 9 and heat-insulation layer 8 of side fully contact with pipe row 6.
Although above-mentioned the embodiment of utility model is described with reference to accompanying drawing, not to the utility model The limitation of protection domain, on the basis of utility model technical scheme, those skilled in the art need not pay creative work The various modifications or deformation that can be made are still within the scope of protection of the utility model.

Claims (7)

1. a kind of heating surface welds heat treatment fixture, it is characterized in that, including fixed mount and angle steel, the angle steel be supported on fixation On frame, the fixed mount lower end is provided with door shape projection, and fixed mount is provided with through hole, fixing nut I is provided with the outside of fixed mount, described Fixing nut I is fixed on fixed mount, stay bolt is supported by the fixing nut I, the angle steel is provided with fixed plate, described Uniform array has through hole in fixed plate, and the stay bolt passes through the through hole in fixed plate.
2. a kind of heating surface welding heat treatment fixture according to claim 1, it is characterized in that, the fixed mount is in W types, The door shape is raised be located at fixed mount lower end centre position, and the raised left and right sides of end door shape is respectively provided with one and led under the fixed mount Hole, uniform respectively on plate at left and right sides of fixed mount to be provided with three through holes, the quantity of the fixing nut I is three, fixes spiral shell It is female to be corresponded with through hole, connected between the fixing nut I and fixed mount by the way of spot welding.
3. a kind of heating surface welding heat treatment fixture according to claim 1, it is characterized in that, the quantity of the stay bolt For three, stay bolt is spun in fixing nut I, and stay bolt is flexibly connected with fixing nut I, and the angle cross section is shaped as directly Angle, the fixed plate are located in angle steel right angle, and plane where fixed plate is vertical with stay bolt axis, positioned at solid on the stay bolt Part between fixed board and angle steel is provided with fixing nut II, and the fixing nut II is spun on stay bolt, fixing nut II and length It is detachably connected between bolt.
4. a kind of heating surface welding heat treatment fixture according to claim 1, it is characterized in that, the fixed mount is from flat Steel, the stay bolt select high-strength bolt, and the fixed mount uses stainless steel material with angle steel.
5. a kind of heating surface welding heat treatment fixture according to claim 1, it is characterized in that, it is fixed in the fixed mount There is pipe row, be provided with heat-insulation layer and heater between the pipe row and fixed mount, heat-insulation layer and heater are supported on angle steel, described Pipe row is provided with fin.
6. a kind of heating surface welding heat treatment fixture according to claim 5, it is characterized in that, on the inside of the heater with Pipe deploying splice grafting is touched, and outside and heat-insulation layer, which coordinate, to be contacted, and is contacted on the outside of the heat-insulation layer with left and right sides angle steel, heat-insulation layer and is added Hot device lower surface coordinates with lower section angle steel to be contacted, and the door shape projection lower surface coordinates with fin lower surface to be contacted.
7. a kind of heating surface welding heat treatment fixture according to claim 1, it is characterized in that, the fixed mount can root Multiple fixed mounts are selected according to the length of heater.
CN201720524234.5U 2017-05-11 2017-05-11 A kind of heating surface welds heat treatment fixture Active CN207047293U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720524234.5U CN207047293U (en) 2017-05-11 2017-05-11 A kind of heating surface welds heat treatment fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720524234.5U CN207047293U (en) 2017-05-11 2017-05-11 A kind of heating surface welds heat treatment fixture

Publications (1)

Publication Number Publication Date
CN207047293U true CN207047293U (en) 2018-02-27

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Application Number Title Priority Date Filing Date
CN201720524234.5U Active CN207047293U (en) 2017-05-11 2017-05-11 A kind of heating surface welds heat treatment fixture

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112475683A (en) * 2020-11-24 2021-03-12 中车大连机车车辆有限公司 Device and method for preheating circumferential weld joint and heating and slow cooling

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112475683A (en) * 2020-11-24 2021-03-12 中车大连机车车辆有限公司 Device and method for preheating circumferential weld joint and heating and slow cooling
CN112475683B (en) * 2020-11-24 2023-02-21 中车大连机车车辆有限公司 Device and method for preheating circumferential weld joint and heating and slow cooling

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: 250101 Building No. 6, district two, Han Yu financial business center, Ji'nan high tech Zone, Shandong

Patentee after: China Electric Construction Group Shandong electric power construction project No.1 Engineering Co., Ltd.

Address before: 250131 Ji'nan Industrial Road, Shandong, No. 244

Patentee before: Shandong Electric Power Group is built the first engineering company

CP03 Change of name, title or address