CN204397834U - The assembly tooling of a kind of hot gas conduit internals - Google Patents
The assembly tooling of a kind of hot gas conduit internals Download PDFInfo
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- CN204397834U CN204397834U CN201420861070.1U CN201420861070U CN204397834U CN 204397834 U CN204397834 U CN 204397834U CN 201420861070 U CN201420861070 U CN 201420861070U CN 204397834 U CN204397834 U CN 204397834U
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- hot gas
- gas conduit
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- assembly tooling
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Abstract
The utility model discloses the assembly tooling of a kind of hot gas conduit internals, belong to nuclear power generating equipment processing auxiliary technical field, described assembly tooling mandrel is provided with the baffle plate of an annular, baffle plate outer rim is circumferentially provided with linking part, and mandrel end is provided with connector, mandrel is also provided with the predetermination core support member with the internal diameter adaptation of pipe in hot gas conduit, hot gas conduit internals assembly tooling structure of the present utility model is simple, by the structural design of mandrel and baffle plate, baffle plate is utilized to contact with inner pipe end, in baffle plate outer rim contacts with interior pipe skew wall and realizes, pipe pulls the stressed of process, by hawser pulling frock end coupling, overcome the frictional force between interior pipe filling heat-insulation layer and outer tube wall, the use of assembly tooling is aided with by this brand-new assembling mode, instead of Traditional Man assembling mode, the high efficiency achieving hot gas conduit internals heat insulation layer structure is filled, ensure that the quality that heat-insulation layer is filled, and effectively reduce filling difficulty.
Description
Technical field
The utility model relates to a kind of auxiliary of inside pipe wall heat-insulation layer assembling process, particularly a kind of hot gas conduit internals assembly tooling be applied in nuclear power generating sets, and belonging to is nuclear power generating equipment processing auxiliary work-piece technical field.
Background technology
Pipeline is generally adopt pipeline outer wall parcel heat-insulation layer to be incubated in heat preservation construction, and such insulation construction is simple to operate and insulating efficiency is high.But in HTGR Nuclear Power Plant, the hot gas conduit be connected between reactor with steam generator adopts the mode of assembling heat-insulation layer between double-skin duct to be incubated, its structure as shown in Figure 1, outer tube is an integrated piping, interior pipe is segmented conduit, filling heat insulating wall between outer tube and interior pipe, and be provided with between outer tube and interior pipe skew wall manage between support, such structure makes assembled heat-insulation layer be divided into two sections to be leg-of-mutton filling part, and such base insulating layer interstitital texture is that filling process brings certain difficulty.
Summary of the invention
Goal of the invention of the present utility model is: for above-mentioned Problems existing, the assembly tooling of a kind of hot gas conduit internals is provided, it is made to can be used in the filling process of hot gas conduit inner thermal insulating layer in HTGR Nuclear Power Plant, overcome the heat-insulation layer assembly difficulty that hot gas conduit structure is brought, ensure the quality that heat-insulation layer is filled and reduce to fill difficulty, improve charging efficiency.
The technical solution adopted in the utility model is as follows:
The assembly tooling of a kind of hot gas conduit internals, comprise mandrel, described mandrel is provided with the baffle plate of an annular, described baffle plate outer rim is circumferentially provided with the linking part with hot gas conduit skew wall adaptation, described mandrel end is provided with connector, described mandrel is also provided with the predetermination core support member circumferentially arranged, the described position of predetermination core support member between baffle plate and connector, in predetermination core support member diameter and hot gas conduit, the internal diameter of pipe is adaptive.In order to realize the heat-insulation layer high-quality in this hot gas conduit and high efficiency assembling, the utility model proposes a kind of assembling mode completely newly, that is: by heat-insulation layer populated in inner core, again inner core is pushed to the load segment at its urceolus place, so both solve the difficulty of heat-insulation layer assembling on dead angle, triangular-section, in turn ensure that the assembly quality of heat-insulation layer, but there is a problem in such assembling mode: be difficult to realize the simple propelling of inner core in urceolus because frictional force between heat-insulation layer and outer tube inner wall is comparatively large in assembling.The assembly tooling of the utility model design, adopt mandrel and baffle design, make can to utilize this assembly tooling to complete assembling to pipe in after filling heat insulating wall by the mode pulled in assembling, the inner core solving filling heat insulating wall causes greatly the problem not easily promoted at urceolus internal friction, linking part can contact with the skew wall of conduit, for contacting with inner core end in the middle part of baffle plate, two contact positions are the impetus places pulled in process between frock and interior pipe, predetermination core support member and baffle plate coordinate the centering being used for workpiece, ensure carrying out smoothly of drawing process.The introducing of this filling and assembling mode, and by the use of assembly tooling, reaches the quality ensureing heat-insulation layer and fill, low filling difficulty, improves the technique effect of charging efficiency.
Hot gas conduit internals of the present utility model assembly tooling, described linking part comprises guide cylinder and adjustment gasket ring, described guide cylinder is arranged at the outer fringe position of baffle plate, and described adjusting pad ring set is located at the outer diameter face of guide cylinder, described adjustment gasket ring and hot gas conduit skew wall adaptation.Such structure make adjustment gasket ring can with the skew wall phase aligned contact of hot gas conduit, make whole frock stressing conditions good and mechanical strength is high.
Further, described adjustment gasket ring is provided with locating slot, adjustment gasket ring is by locating slot and hot gas conduit skew wall end adapter.Described locating slot can carry out inlay card with skew wall end, improves stability and security that frock locate in hot gas conduit interior construction process, ensures that interior pipe is pulling the stressed equilibrium of hoop in process.
Further, described adjustment gasket ring is arranged at guide cylinder outer diameter face along mandrel is axially adjustable.Make to regulate adjustment gasket ring on whole hoop, ensure that adjustment gasket ring all contacts with skew wall everywhere.
Further, described baffle plate lateral wall is provided with the slide block circumferentially arranged.Baffle plate lateral wall is contacted with hot gas conduit outer tube wall by slide block, reduces the contact area of baffle plate and outer tube wall and reduce the resistance pulled in frock process.
Further, described baffle plate is provided with stop bit annular groove, described stop bit annular groove and hot gas conduit inner tube face adaptation, make stop bit annular groove can be used in and the suitable aligned contact in hot gas conduit inner tube face, with the location of auxiliary mould.
Hot gas conduit internals of the present utility model assembly tooling, is provided with reinforcement gusset between described baffle plate and mandrel.Due to pull in process dam forces comparatively large, improve overall mechanical strength by strengthening gusset design.
Hot gas conduit internals of the present utility model assembly tooling, described mandrel is also provided with circumferentially arrange rear and determines core support member, describedly determine core support member and be positioned at the baffle plate side contrary with predetermination core support member afterwards, the described rear internal diameter determining core support member diameter and hot gas conduit outer tube is adaptive.Determine the auxiliary positioning that core support member can be used in assembly tooling back segment and outer tube diameter afterwards, further guarantee tooling shaft is to the coincidence with hot gas conduit axis, ensure stressed even of assembling process frock hoop, and ensure the stability that frock is assembled in the Shi Guan that axially do not stress.
Hot gas conduit internals of the present utility model assembly tooling, also comprise with this hot gas conduit internals assembly tooling with the use of pulley or assembly pulley.By engineering machinery the connector of frock being connected by hawser with the use of making it possible to and pull of pulley or assembly pulley.
In sum, owing to have employed technique scheme, by completely newly assembling the introducing of mode, be aided with the use of assembly tooling, the beneficial effects of the utility model are: this hot gas conduit internals assembly tooling structure is simple, by the structural design of mandrel and baffle plate, baffle plate is utilized to contact with inner pipe end, in baffle plate outer rim contacts with interior pipe skew wall and realizes, pipe pulls the stressed of process, by hawser pulling frock end coupling, overcome the frictional force between interior pipe filling heat-insulation layer and outer tube wall, the high efficiency achieving this heat insulation layer structure is filled, ensure that the quality that heat-insulation layer is filled, and effectively reduce filling difficulty.
Accompanying drawing explanation
Fig. 1 is the hot gas conduit structural representation assembled in the utility model;
Fig. 2 is assembly tooling schematic diagram of the present utility model;
Fig. 3 is A point enlarged drawing in Fig. 2 of the present utility model;
Fig. 4 is B point enlarged drawing in Fig. 2 of the present utility model;
Fig. 5 is that assembly tooling of the present utility model coordinates schematic diagram with hot gas conduit assembling process.
Mark in figure: 1-mandrel, 2-baffle plate, 3-connector, 4-predetermination core support member, 5-guide cylinder, 6-determine pipe, 16-heat-insulation layer in core support member, 13-outer tube, 14-skew wall, 15-after adjusting gasket ring, 7-locating slot, 8-adjustment screw, 9-slide block, 10-stop bit annular groove, 11-reinforcement gusset, 12-.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Hot gas conduit in the utility model, its structure as shown in Figure 1, adopt the mode of assembling heat-insulation layer between double-skin duct to be incubated, outer tube 13 is an integrated piping, interior pipe 15 is segmented conduit, filling heat insulating wall 16 between outer tube 13 and interior pipe 15, and be provided with between outer tube 13 and interior pipe 15 skew wall 14 manage between support, skew wall 14 before assembly one end is welded and connected with the external diameter of interior pipe 15.
Embodiment
Hot gas conduit internals of the present utility model assembly tooling, as shown in Figure 1, comprise mandrel 1, described mandrel 1 is provided with the baffle plate 2 of an annular, described baffle plate 2 is connected with mandrel 1 by the reinforcement gusset 11 arranged, described baffle plate 2 outer rim is circumferentially provided with the linking part with hot gas conduit skew wall adaptation, described mandrel 1 end is provided with connector 3, described mandrel 1 is also provided with the predetermination core support member 4 circumferentially arranged, the described position of predetermination core support member 4 between baffle plate 2 and connector 3, in predetermination core support member 4 diameter and hot gas conduit, the internal diameter of pipe is adaptive.In the present embodiment, described baffle plate 2 can be the plate body of holistic loop configuration, also can form for the structure of at least two shaft-like/tabulars circumferentially goes up layout, its Main Function is the stressed support pulling process for interior pipe 15, the linking part of baffle plate 2 outer rim can be any structure that can contact with skew wall 14, described connector 3 is the structure selecting draw ring in the present embodiment, it is welded in the end of mandrel 1, the tie point of hawser during for pulling frock, described predetermination core support member 4 can be overall annular plate-like structure, also can be several stripe board structures of circumferentially arranging, 3 stripe board structures of circumferentially arranging are adopted in the present embodiment, in its length and hot gas conduit, the internal diameter of pipe is adaptive.
In the present embodiment, described linking part comprises guide cylinder 5 and adjustment gasket ring 6, described guide cylinder 5 is arranged at the outer fringe position of baffle plate 2, guide cylinder 5 is a circular ring structure, arrange, and guide cylinder 5 is arranged perpendicular to baffle plane with mandrel 1 concentric, adjustment gasket ring 6 is sheathed on the outer diameter face of guide cylinder 5, described adjustment gasket ring 6 is provided with locating slot 7, and adjustment gasket ring 6 passes through locating slot 7 and hot gas conduit skew wall end adapter, as shown in Figure 2, Figure 3 and Figure 4.
Further, adjust gasket ring 6 in the present embodiment and be arranged at guide cylinder 5 outer diameter face by being arranged at the adjustment screw 8 on baffle plate 2 along the axis of mandrel 1 is adjustable, adjustment screw 8 being circumferentially evenly arranged at baffle plate 2, adjusts gasket ring 6 with skew wall at whole fitness circumferentially for adjustment.
In addition, in the present embodiment, baffle plate 2 lateral wall is provided with the slide block 9(that circumferentially arranges as shown in Figure 3), slide block 9 is fixedly welded in baffle plate 2 lateral wall, and slide block 9 outer wall is that smooth arc structure is to reduce the frictional force of baffle plate 2 lateral wall and hot gas conduit outer tube wall; Described baffle plate 2 is provided with stop bit annular groove 10, and described stop bit annular groove 10 is adaptive with hot gas conduit inner tube face, as shown in Figure 2 and Figure 4, for the restriction of relative position between interior pipe 15 end face and baffle plate 2.
Simultaneously, described mandrel 1 is also provided with circumferentially arrange rear and determines core support member 12, describedly determine core support member 12 and be positioned at baffle plate 2 side (as shown in Figure 2) contrary with predetermination core support member 4 afterwards, described rear to determine core support member 12 structure similar to predetermination core support member 4 structure, and the internal diameter of its diameter and hot gas conduit outer tube is adaptive.Rear determine the auxiliary positioning that core support member 12 can be used in frock back segment axis outer tube 13 in, being circumferentially provided with 3 and determining core support member 12 afterwards at mandrel 1 in the present embodiment, and determine core support member 12 and be circumferentially evenly arranged afterwards.
Hot gas conduit internals of the present utility model assembly tooling, also comprise with this hot gas conduit internals assembly tooling with the use of pulley or assembly pulley, for frock in use hawser traction.
During hot gas conduit internals assembly tooling of the present utility model uses with the assembly relation of pipeline as shown in Figure 5, assembling process is as follows: manage unassembled putting in place in second section before, first by populated heat-insulation layer be assembled to the position of its place outer tube between pipe in the skew wall of pipe in first segment and first segment, pipe in second section to be fit in outer tube and to keep the spacing of pipe in pipe and first segment in second section, with the filling of heat-insulation layer between the skew wall of pipe in applicable second section and outer tube, in second section between pipe skew wall and outer tube after populated heat-insulation layer, frock put into the second section inner pipe end of outer tube and be seated, pull frock to manage in mobile second section by hawser, make to carry out split between pipe in itself and first segment, and carry out stage filling assembling in this order.
Hot gas conduit internals assembly tooling structure of the present utility model is simple, by the structural design of mandrel and baffle plate, utilize baffle plate to contact with inner pipe end, baffle plate outer rim contact with interior pipe skew wall realize in pipe pull the stressed of process, by hawser pulling frock end coupling, overcome the frictional force between interior pipe filling heat-insulation layer and outer tube wall, the high efficiency achieving hot gas conduit internals heat insulation layer structure is filled, and ensure that the quality that heat-insulation layer is filled, and effectively reduces filling difficulty.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. hot gas conduit internals assembly tooling, it is characterized in that: comprise mandrel (1), described mandrel (1) is provided with the baffle plate (2) of an annular, described baffle plate (2) outer rim is circumferentially provided with the linking part with hot gas conduit skew wall adaptation, described mandrel (1) end is provided with connector (3), described mandrel (1) is also provided with the predetermination core support member (4) circumferentially arranged, described predetermination core support member (4) is positioned at the position between baffle plate (2) and connector (3), and in predetermination core support member (4) diameter and hot gas conduit, the internal diameter of pipe is adaptive.
2. hot gas conduit internals assembly tooling as claimed in claim 1, it is characterized in that: described linking part comprises guide cylinder (5) and adjustment gasket ring (6), described guide cylinder (5) is arranged at the outer fringe position of baffle plate (2), described adjustment gasket ring (6) is sheathed on the outer diameter face of guide cylinder (5), and described adjustment gasket ring (6) is adaptive with hot gas conduit skew wall.
3. hot gas conduit internals assembly tooling as claimed in claim 2, is characterized in that: described adjustment gasket ring (6) is provided with locating slot (7), and adjustment gasket ring (6) is by locating slot (7) and hot gas conduit skew wall end adapter.
4. hot gas conduit internals assembly tooling as claimed in claim 2, is characterized in that: described adjustment gasket ring (6) is arranged at guide cylinder (5) outer diameter face along mandrel (1) is axially adjustable.
5. hot gas conduit internals assembly tooling as claimed in claim 1, is characterized in that: described baffle plate (2) lateral wall is provided with the slide block (9) circumferentially arranged.
6. hot gas conduit internals assembly tooling as claimed in claim 1, is characterized in that: described baffle plate (2) is provided with stop bit annular groove (10), and described stop bit annular groove (10) is adaptive with hot gas conduit inner tube face.
7. hot gas conduit internals assembly tooling as claimed in claim 1, is characterized in that: be provided with between described baffle plate (2) and mandrel (1) and strengthen gusset (11).
8. hot gas conduit internals assembly tooling as claimed in claim 1, it is characterized in that: described mandrel (1) is also provided with circumferentially arrange rear and determines core support member (12), describedly determine core support member (12) and be positioned at baffle plate (2) side contrary with predetermination core support member (4) afterwards, the described rear internal diameter determining core support member (12) diameter and hot gas conduit outer tube is adaptive.
9. hot gas conduit internals assembly tooling as claimed in claim 1, is characterized in that: also comprise with this hot gas conduit internals assembly tooling with the use of pulley or assembly pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420861070.1U CN204397834U (en) | 2014-12-31 | 2014-12-31 | The assembly tooling of a kind of hot gas conduit internals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420861070.1U CN204397834U (en) | 2014-12-31 | 2014-12-31 | The assembly tooling of a kind of hot gas conduit internals |
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| Publication Number | Publication Date |
|---|---|
| CN204397834U true CN204397834U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420861070.1U Active CN204397834U (en) | 2014-12-31 | 2014-12-31 | The assembly tooling of a kind of hot gas conduit internals |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524183A (en) * | 2019-09-12 | 2019-12-03 | 域鑫科技（惠州）有限公司 | A kind of pipeline welding tooling |
| CN110878839A (en) * | 2019-11-20 | 2020-03-13 | 中国科学院广州能源研究所 | High-temperature-resistant valve |
-
2014
- 2014-12-31 CN CN201420861070.1U patent/CN204397834U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524183A (en) * | 2019-09-12 | 2019-12-03 | 域鑫科技（惠州）有限公司 | A kind of pipeline welding tooling |
| CN110878839A (en) * | 2019-11-20 | 2020-03-13 | 中国科学院广州能源研究所 | High-temperature-resistant valve |
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