CN204277277U - A kind of tube sheet anti-deformation device of self-locking clamper - Google Patents

A kind of tube sheet anti-deformation device of self-locking clamper Download PDF

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Publication number
CN204277277U
CN204277277U CN201420350187.3U CN201420350187U CN204277277U CN 204277277 U CN204277277 U CN 204277277U CN 201420350187 U CN201420350187 U CN 201420350187U CN 204277277 U CN204277277 U CN 204277277U
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tube sheet
deformation
fixture
deformation plate
plate
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CN201420350187.3U
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周建新
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Mcquay Air Conditioning and Refrigeration Wuhan Co Ltd
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Mcquay Air Conditioning and Refrigeration Wuhan Co Ltd
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Abstract

The utility model relates to a kind of tube sheet anti-deformation device of self-locking clamper, comprises anti-deformation plate portion and lock portion; Anti-deformation part processes a boss, and during assembling, boss face and tube sheet non-solder face fit, and substantially reduces the Tube-sheet Welding texturing quality problem caused due to the distortion of anti-deformation plate.Lock portion comprises parallel splint assembly and clamp assembly, and two assemblies are all flexibly connected with tube sheet, namely do not depart from tube sheet, also ensure that the mounting or dismounting of anti-deformation plate are convenient, decreases the time of mounting or dismounting fixture.Move parallel splint and clamp tube sheet and anti-deformation plate, rolling clamp opening direction bites tube sheet and anti-deformation plate, then clamping screw.Only need clamping screw be unclamped to a certain extent during dismounting, then by the handling of whole anti-deformation board component to storeroom.

Description

A kind of tube sheet anti-deformation device of self-locking clamper
Technical field
The utility model relates to cooling pressure vessel manufacturing technical field, is a kind of anti-deformation device about using when evaporimeter in refrigeration unit and condenser tube plate assembling specifically.
Background technology
The size of evaporimeter and condenser tube plate welding deformation amount in refrigeration unit, not only directly affects the airtight quality of tube sheet and bobbin carriage, or affects one of key factor of poling complexity and expander tube quality.And for the anti-deformation plate used during each manufacturer tube sheet assembling instantly, only relate to two kinds of structures.A tube sheet anti-deformation plate different according to the different designs of the position of tube sheet specification size and tube sheet bolt hole, with the technological requirement of satisfied different Tube-sheet Welding.Versatility is low first for such anti-deformation plate, of a great variety, make to bring greatly very large inconvenience in storage and transit link workload, second the bolt hole of anti-deformation plate is assembled at cylindrical shell root, due to the effect of contraction distortion, even if cylindrical shell root deformation amount is very little, but be amplified to monoblock tube sheet, also can produce larger distortion, namely be difficult to the welding deformation amount ensureing tube sheet.Another kind be different size within the specific limits tube sheet on establish fabrication hole newly, then according to the Position Design anti-deformation plate of fabrication hole, although decrease the kind of anti-deformation plate frock like this, but due to the increase of tube sheet fabrication hole, add the manufacturing cost of product, equally, product appearance is also had a certain impact.In addition, for above two schemes, all need bolt to penetrate anti-deformation plate and tube sheet during assembling, need nut to screw down completely and just anti-deformation plate can be taken out during dismounting, workman's amount of labour is large, and efficiency is low.
Utility model content
For above problem, the utility model provides a kind of tube sheet anti-deformation device of self-locking clamper, this device can not only be applicable to the tube sheet of different size within the specific limits, and self is with locking member, anti-deformation plate is installed and removed convenient, substantially increase mounting or dismounting efficiency, and the locking of tube sheet corner, effectively ensure that the welding deformation amount of tube sheet.
In order to solve the problem, the technical scheme that the utility model adopts is:
A tube sheet anti-deformation device for self-locking clamper, is characterized in that: comprise anti-deformation plate portion and lock portion;
Anti-deformation plate surrounding is provided with two fixed handles and two draw rings, and be respectively used to the parallel splint assembly and the clamp assembly that connect lock portion, wherein fixed handle is horizontally set on the top both sides of anti-deformation plate; Draw ring becomes the shape of falling L to be vertically arranged at the side margins of anti-deformation plate and end all has a through hole vertical with anti-deformation plate plate face; Anti-deformation plate is equipped with certain thickness boss, and during assembling, boss end face and tube sheet non-solder face fit;
Lock portion comprises parallel splint assembly and clamp assembly; Each parallel splint assembly fixedly consists of the clamping plate clamping screw that two be arranged in parallel two pieces of parallel splints, all there is the key of a clamping plate clamping screw in each parallel splint assembly through the annular distance the fixed handle of anti-deformation plate and anti-deformation plate, make parallel splint assembly be movably connected on anti-deformation plate rotationally;
Clamp assembly comprises fixture and fixture locking bolt, and fixture is in the counterfort of falling U shape, and in the counterfort of falling U top levels, interval arranges two boss with holes; Connecting bolt passes through hole and the draw ring end vias of two boss with holes, and is interposed in by draw ring between two boss with holes, makes fixture to be axis rotation around connecting bolt and to be in the opening of fixture by anti-deformation plate and tube sheet; In two counterfort of falling U legs of fixture, one of them arranges the counterfort screw consistent with draw ring through hole direction, and fixture tightens bolt head end portion and tail end passes counterfort screw outside; The spacing that fixture tightens bolt tail end and another counterfort of falling U inboard leg face tightens by fixture that bolt is mobile in the horizontal direction between two counterfort of falling U legs to be adjusted.
In technique scheme, in often pair of parallel splint, one piece of parallel splint two ends is had to offer through hole, screwed hole is offered at another block parallel splint two ends, each clamping screw vertically stretches in the screwed hole of another block parallel splint after passing perpendicularly through the parallel splint with through hole again, is engaged and fix with another block parallel splint by screwed hole.
In technique scheme, the fixture air line distance tightened between bolt and boss with holes should make anti-deformation plate and tube sheet be in the opening of fixture when fixture rotates, and makes the plate face of one of anti-deformation plate and tube sheet and fixture tighten threaded bolt contacts simultaneously.
In technique scheme, the thickness that the spacing distance between two boss with holes should be not less than draw ring adds the maximum thickness of different size tube sheet and the difference of minimum of a value.
In technique scheme, anti-deformation plate is equipped with for lifting anti-deformation plate suspension ring.
Compared to existing technology, the tube sheet anti-deformation device of self-locking clamper of the present utility model, is made up of two parts.A part is tube sheet anti-deformation part, and a part is lock portion.Anti-deformation part processes a boss, and during assembling, boss face and tube sheet non-solder face fit, and substantially reduces the Tube-sheet Welding texturing quality problem caused due to the distortion of anti-deformation plate.Lock portion comprises parallel splint assembly and clamp assembly, and two assemblies are all flexibly connected with tube sheet, namely do not depart from tube sheet, also ensure that the mounting or dismounting of anti-deformation plate are convenient, decreases the time of mounting or dismounting fixture.During assembling, after anti-deformation plate boss face and tube sheet non-solder face being fitted, move parallel splint and clamp tube sheet and anti-deformation plate, rolling clamp opening direction bites tube sheet and anti-deformation plate, then clamping screw.Only need clamping screw be unclamped to a certain extent during dismounting, then by the handling of whole anti-deformation board component to storeroom.
Bring following beneficial effect thus:
Versatility: an anti-deformation plate can be suitable for the tube sheet of the different size of multiple different size;
Precision is high: corner is locked, and effectively prevents the tube plate deformation problem because contraction distortion causes, makes tube plate deformation amount can be controlled in 2mm;
Easy for installation: after fitting in anti-deformation plate boss face and tube sheet non-solder face, moving parallel clamping plate and fixture, then clamping screw.
Accompanying drawing explanation
Fig. 1 is the tube sheet anti-deformation device structural representation of self-locking clamper of the present utility model;
Fig. 2 is clamp assembly of the present utility model and tube sheet connection diagram;
Fig. 3 is the tube sheet anti-deformation device assembling using state shaft side figure of self-locking clamper of the present utility model;
Fig. 4 is the tube sheet anti-deformation device assembling using state figure of self-locking clamper of the present utility model.
Detailed description of the invention
Tube sheet anti-deformation device (see Fig. 1-4) entirety of self-locking clamper is made up of two large divisions, i.e. anti-deformation plate portion and lock portion.Anti-deformation plate 8 surrounding is provided with two fixed handles 5 and two draw rings 2, and be respectively used to the parallel splint assembly and the clamp assembly that connect lock portion, wherein fixed handle 5 has certain length, is horizontally set on the both sides, top of anti-deformation plate 8; Draw ring 2 one-tenth shapes of falling L are vertically arranged at the sidepiece of anti-deformation plate 8 and end all has a through hole vertical with anti-deformation plate 8 plate face; Anti-deformation plate 8 is equipped with certain thickness boss 7, during assembling, boss 7 end face and tube sheet 12 non-solder face fit, and form certain gap when making assembling between tube sheet 12 and anti-deformation plate 8, reduce or eliminate because anti-deformation plate 8 is out of shape the process quality issue caused.Suspension ring 6 anti-deformation plate are equipped with, for lifting anti-deformation plate 8.Lock portion comprises parallel splint assembly and clamp assembly.Each parallel splint assembly fixedly consists of the clamping plate clamping screw 3 that two be arranged in parallel two pieces of parallel splints 4, in often pair of parallel splint, one piece of parallel splint two ends is had to offer through hole, screwed hole is offered at another block parallel splint two ends, vertically stretch into again in the screwed hole of another block parallel splint after each clamping screw 3 passes perpendicularly through the parallel splint with through hole, engage with another block parallel splint fixing by screwed hole; All there is the key of a clamping plate clamping screw 3 in each parallel splint assembly through the annular distance the fixed handle 5 of anti-deformation plate 8 and anti-deformation plate 8, make parallel splint assembly be movably connected on anti-deformation plate 8 rotationally; Meanwhile, anti-deformation plate 8 also can be made to adapt to the tube sheet of different size within the specific limits by the locking distance adjustment of clamping plate clamping screw 3.Clamp assembly comprises fixture 9 and fixture locking bolt 1, and fixture 9 is in the counterfort of falling U shape, and in the counterfort of falling U top levels, interval arranges two boss 10 with holes; Connecting bolt 13 passes through hole and draw ring 2 end vias of two boss 10 with holes, and draw ring 2 is interposed between two boss 10 with holes, make fixture 9 to be axis rotation around connecting bolt 13 screw rod and to be in the opening of fixture 9 by anti-deformation plate 8 and tube sheet 12; In two counterfort of falling U legs of fixture 9, one of them arranges the counterfort screw consistent with draw ring 2 through hole direction, and fixture tightens bolt 1 head end in outside, and tail end is through counterfort screw; The spacing in tail end and another counterfort of falling U inboard leg face tightens by fixture that bolt 1 is mobile in the horizontal direction between two counterfort of falling U legs to be adjusted.
As Fig. 2-4, the thickness b that spacing distance a between two boss 10 with holes should be a bit larger tham draw ring 2 adds the maximum thickness δ max of different size tube sheet and the difference of minimum of a value δ min, namely a>b+ (δ max-δ min) is met, (in Fig. 4, δ is tube plate thickness, the tube sheet of different size has different thickness), to make fixture 9 can move adjustment to coordinate with tube sheet 12 along anti-deformation plate 8 thickness direction, the tube sheet meeting different-thickness specification in certain limit uses; Vertical direction, the size of the distance (i.e. fixture 9 radius of turn) that fixture tightens between bolt 1 and boss with holes 10 also determines the tube sheet specification size using anti-deformation plate, anti-deformation plate 8 and tube sheet 12 should be made to be in the opening of fixture 9, and can ensure that anti-deformation plate 8 tightens bolt 1 with the plate face of one of tube sheet 12 with fixture and contacts, tighten bolt 1 with the plate face of anti-deformation plate 8 and fixture in the embodiment of Fig. 1-4 to contact, also namely fixture tightens the side, plate face that bolt 1 is arranged on close anti-deformation plate 8.
After tube sheet 12 and cylindrical shell 11 assembly alignment, before welding, the first handling tube sheet anti-deformation device with self-locking clamper of the present utility model, anti-deformation plate 8 and tube sheet 12 are combined, and fitted in the plane of anti-deformation plate boss 7 and the non-solder face of tube sheet 12, the anti-deformation plate portion of this device mobile and lock portion, make two parallel splints 4 clamp anti-deformation plate 8 and tube sheet 12 simultaneously; Rolling clamp 9, make anti-deformation plate 8 and tube sheet 12 be in the opening of fixture 9, then tighten clamping plate clamping screw 3 and fixture locking bolt 1, anti-deformation plate 8 and tube sheet 12 are fixedly clamped, namely tube sheet anti-deformation plate has assembled (see figure 3).Dismantle after completing welding.Only need clamping plate clamping screw 3 and fixture locking bolt 1 to unclamp during dismounting, then storeroom is gone back in whole anti-deformation device handling.
During the assembling of anti-deformation plate, boss face and tube sheet non-solder face fit, and substantially reduce the Tube-sheet Welding texturing quality problem caused due to the distortion of anti-deformation plate.Lock portion comprises parallel splint assembly and clamp assembly, and two assemblies are all flexibly connected with tube sheet, namely do not depart from tube sheet, also ensure that the mounting or dismounting of anti-deformation plate are convenient, decreases the time of mounting or dismounting fixture.During assembling, after anti-deformation plate boss face and tube sheet non-solder face being fitted, move parallel splint and clamp tube sheet and anti-deformation plate, rolling clamp opening direction bites tube sheet and anti-deformation plate, then clamping screw.An anti-deformation plate can be suitable for the tube sheet of the different size of multiple different size; The wide versatility of applicability significantly improves; Corner is locked, and effectively prevent the tube plate deformation problem because contraction distortion causes, make tube plate deformation amount can be controlled in 2mm, precision is high; After fitting in anti-deformation plate boss face and tube sheet non-solder face, moving parallel clamping plate and fixture, then clamping screw, only need unclamp to a certain extent by clamping screw during dismounting, then by the handling of whole anti-deformation board component to storeroom, installation and removal are all and conveniently.

Claims (5)

1. a tube sheet anti-deformation device for self-locking clamper, is characterized in that: comprise anti-deformation plate portion and lock portion; Anti-deformation plate surrounding is provided with two fixed handles and two draw rings, and be respectively used to the parallel splint assembly and the clamp assembly that connect lock portion, wherein fixed handle is horizontally set on the top both sides of anti-deformation plate; Draw ring becomes the shape of falling L to be vertically arranged at the side margins of anti-deformation plate and end all has a through hole vertical with anti-deformation plate plate face; Anti-deformation plate is equipped with certain thickness boss, and during assembling, boss end face and tube sheet non-solder face fit;
Lock portion comprises parallel splint assembly and clamp assembly; Each parallel splint assembly fixedly consists of the clamping plate clamping screw that two be arranged in parallel two pieces of parallel splints, all there is the key of a clamping plate clamping screw in each parallel splint assembly through the annular distance the fixed handle of anti-deformation plate and anti-deformation plate, make parallel splint assembly be movably connected on anti-deformation plate rotationally;
Clamp assembly comprises fixture and fixture locking bolt, and fixture is in the counterfort of falling U shape, and in the counterfort of falling U top levels, interval arranges two boss with holes; Connecting bolt passes through hole and the draw ring end vias of two boss with holes, and is interposed in by draw ring between two boss with holes, makes fixture to be axis rotation around connecting bolt and to be in the opening of fixture by anti-deformation plate and tube sheet; In two counterfort of falling U legs of fixture, one of them arranges the counterfort screw consistent with draw ring through hole direction, and fixture tightens bolt head end portion and tail end passes counterfort screw outside; The spacing that fixture tightens bolt tail end and another counterfort of falling U inboard leg face tightens by fixture that bolt is mobile in the horizontal direction between two counterfort of falling U legs to be adjusted.
2. the tube sheet anti-deformation device of self-locking clamper according to claim 1, it is characterized in that: in often pair of parallel splint, one piece of parallel splint two ends is had to offer through hole, screwed hole is offered at another block parallel splint two ends, each clamping screw vertically stretches in the screwed hole of another block parallel splint after passing perpendicularly through the parallel splint with through hole again, is engaged and fix with another block parallel splint by screwed hole.
3. the tube sheet anti-deformation device of self-locking clamper according to claim 1 and 2, it is characterized in that: the fixture air line distance tightened between bolt and boss with holes should make anti-deformation plate and tube sheet be in the opening of fixture when fixture rotates, and make the plate face of one of anti-deformation plate and tube sheet and fixture tighten threaded bolt contacts simultaneously.
4. the tube sheet anti-deformation device of self-locking clamper according to claim 1 and 2, is characterized in that: the thickness that the spacing distance between two boss with holes should be not less than draw ring adds the maximum thickness of different size tube sheet and the difference of minimum of a value.
5. the tube sheet anti-deformation device of self-locking clamper according to claim 1 and 2, is characterized in that: anti-deformation plate is equipped with for lifting anti-deformation plate suspension ring.
CN201420350187.3U 2014-06-26 2014-06-26 A kind of tube sheet anti-deformation device of self-locking clamper Active CN204277277U (en)

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CN201420350187.3U CN204277277U (en) 2014-06-26 2014-06-26 A kind of tube sheet anti-deformation device of self-locking clamper

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Application Number Priority Date Filing Date Title
CN201420350187.3U CN204277277U (en) 2014-06-26 2014-06-26 A kind of tube sheet anti-deformation device of self-locking clamper

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Cited By (3)

* Cited by examiner, † Cited by third party
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
CN108728623A (en) * 2017-04-21 2018-11-02 兰州兰石重型装备股份有限公司 Combined type double plate thread-locking ring exchanger heat handles anti-deformation device and its application method
CN113523616A (en) * 2020-04-16 2021-10-22 大族激光科技产业集团股份有限公司 Laser welding tool equipment and laser welding method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108728623A (en) * 2017-04-21 2018-11-02 兰州兰石重型装备股份有限公司 Combined type double plate thread-locking ring exchanger heat handles anti-deformation device and its application method
CN108728623B (en) * 2017-04-21 2023-06-23 兰州兰石重型装备股份有限公司 Heat treatment anti-deformation device for combined double-tube-plate threaded locking ring heat exchanger and use method thereof
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
CN113523616A (en) * 2020-04-16 2021-10-22 大族激光科技产业集团股份有限公司 Laser welding tool equipment and laser welding method

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