CN220050619U - Auxiliary tool for assembling omega-ring heat exchanger - Google Patents
Auxiliary tool for assembling omega-ring heat exchanger Download PDFInfo
- Publication number
- CN220050619U CN220050619U CN202321390367.XU CN202321390367U CN220050619U CN 220050619 U CN220050619 U CN 220050619U CN 202321390367 U CN202321390367 U CN 202321390367U CN 220050619 U CN220050619 U CN 220050619U
- Authority
- CN
- China
- Prior art keywords
- clamping flange
- clamping
- rings
- semi
- omega
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003466 welding Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an auxiliary fixture for assembling an omega-ring heat exchanger, which is used for clamping and fixing at least two omega-rings, wherein each omega-ring comprises two semi-rings, each semi-ring comprises a first side surface and a second side surface, and the auxiliary fixture is characterized by comprising a first clamping flange, a second clamping flange and a locking assembly, wherein the second clamping flange is arranged opposite to the first clamping flange, and the second clamping flange and the first clamping flange are used for tightly attaching a clamp to the first side surfaces of the two semi-rings; the locking assembly is arranged between the first clamping flange and the second clamping flange and is used for coaxially locking the first clamping flange and the second clamping flange, so that the first clamping flange and the second clamping flange can clamp two half rings on the tube plate, the two half rings can be kept concentric in the height direction when being welded with the tube plate, the perpendicularity between the two half rings and the tube plate is ensured, the misalignment amount is reduced, and the two half rings are more convenient to weld on the tube plate.
Description
Technical Field
The utility model relates to the technical field of shell-and-tube heat exchangers, in particular to an auxiliary tool for assembling an omega-ring heat exchanger.
Background
In the design of the existing shell-and-tube heat exchanger, the sealing mode is mainly sealed by adopting metal gaskets and nonmetal gaskets, the structure has the characteristics of simplicity, reliability, strong applicability, convenience in processing and manufacturing and the like, but along with the development of petrochemical industry, the sealing performance of the heat exchanger under the working condition of high temperature and high pressure is important, the normal operation of equipment can be ensured when the traditional omega-shaped ring is used for a medium-pressure heat exchanger and a low-pressure heat exchanger, but in a hydrogenation gas device, the equipment has deviation when the existing omega-shaped ring is installed on a tube plate under the conditions of high temperature and high pressure and the existence of hydrogen and hydrogen sulfide, so that the omega-shaped ring is difficult to be highly concentric and highly vertical when being welded with the tube plate, and the misalignment amount is larger.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the present utility model is to provide an auxiliary tooling for assembling an Ω ring heat exchanger, for clamping and fixing at least two Ω rings, each of the Ω rings comprising two half rings, each half ring comprising a first side and a second side;
the clamping device comprises a first clamping flange, a second clamping flange and a locking assembly, wherein the second clamping flange is arranged opposite to the first clamping flange, and the second clamping flange and the first clamping flange are used for tightly attaching a clamp to the first side surfaces of two semi-rings; the locking component is arranged between the first clamping flange and the second clamping flange and is used for coaxially locking the first clamping flange and the second clamping flange.
Preferably, the locking assembly comprises:
the first stud penetrates through the first clamping flange and the second clamping flange in the axial direction;
and the first screw cap is fixed at two ends of the first stud in a threaded manner so as to lock the first clamping flange and the second clamping flange.
Preferably, the first clamping flange has a first clamping surface and the second clamping flange has a second clamping surface, the first clamping surface and the second clamping surface being arranged opposite each other and being attached to the first side of two of the half rings.
Preferably, the first clamping surface is provided with a first gasket, the second clamping surface is provided with a second gasket, the first gasket is positioned between the first clamping surface and the first side surface of the semi-ring, and the second gasket is positioned between the second clamping surface and the first side surface of the semi-ring.
Preferably, the device further comprises a third clamping flange and a fourth clamping flange, wherein the third clamping flange and the fourth clamping flange are oppositely arranged and used for clamping and clinging to the second side surfaces of the other two semi-rings so as to enable the other two semi-rings to be clamped and fixed on the other two semi-rings.
Preferably, a second stud and a second nut are arranged between the third clamping flange and the fourth clamping flange, and are used for coaxially locking the third clamping flange and the fourth clamping flange.
Preferably, the length of the second stud is greater than the length of the first stud, and the diameter of the second nut is greater than the diameter of the first nut.
Preferably, grooves are respectively arranged on the third clamping flange and the fourth clamping flange, and the grooves correspond to the second side faces of the other two semi-rings.
The scheme of the utility model at least comprises the following beneficial effects:
the heat exchanger assembly auxiliary tool provided by the embodiment of the utility model is used for clamping and fixing omega-shaped rings, each omega-shaped ring comprises two semi-rings, each semi-ring comprises a first side surface and a second side surface, the first side surface of the two semi-rings can be attached to the first side surface of the two semi-rings through the first clamping flange and the second clamping flange, and therefore, the first clamping flange and the second clamping flange can be coaxially locked through the locking component, the two semi-rings can be clamped on a tube plate through the first clamping flange and the second clamping flange, the two semi-rings can be kept concentric in the height direction when being welded with the tube plate, the perpendicularity between the two semi-rings and the tube plate is ensured, the offset is reduced, and the two semi-rings are more convenient to be welded on the tube plate.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural sectional view of an auxiliary fixture of an omega-ring heat exchanger set provided in an embodiment of the present utility model;
fig. 2 is an optional diagram of an omega-ring heat exchanger set pair auxiliary tool provided in an embodiment of the present utility model;
fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals illustrate:
1. an omega ring; 10. a half ring; 2. a first clamping flange; 20. a first clamping surface; 200. a first gasket; 3. a second clamping flange; 30. a second clamping surface; 300. a second gasket; 4. a locking assembly; 40. a first stud; 41. a first nut; 5. a tube sheet; 50. a locking part; 6. a third clamping flange; 7. a fourth clamping flange; 70. a groove; 8. a second stud; 9. and a second nut.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following describes the auxiliary tooling of the omega-ring heat exchanger set in detail according to the embodiment of the utility model with reference to the accompanying drawings.
Referring to fig. 1, an auxiliary tooling for pairing an Ω ring 1 heat exchanger set provided by the embodiment of the utility model is used for clamping and fixing at least two Ω rings 1, each Ω ring 1 comprises two half rings 10, each half ring 10 comprises a first side surface and a second side surface, each half ring 10 comprises a first clamping flange 2, a second clamping flange 3 and a locking assembly 4, the second clamping flange 3 is opposite to the first clamping flange 2, and the second clamping flange 3 and the first clamping flange 2 are used for adhering the clamp to the first side surfaces of the two half rings 10 together; a locking assembly 4 is provided between the first clamping flange 2 and the second clamping flange 3 for coaxially locking the first clamping flange 2 and the second clamping flange 3.
In this embodiment, two half rings 10 may be the side close to the tube plate 5, the other two half rings 10 may be the side far away from the tube plate 5, and the first clamping flange 2 and the second clamping flange 3 may be attached to the first side surface of the two half rings 10 through the first clamping flange 2 and the second clamping flange 3, so that the first clamping flange 2 and the second clamping flange 3 may coaxially lock the first clamping flange 2 and the second clamping flange 3 to clamp the two half rings 10 on the tube plate 5, so that the two half rings 10 may be kept concentric in the height direction when being welded to the tube plate 5, and the perpendicularity between the two half rings 10 and the tube plate 5 is ensured, thereby reducing the misalignment amount and facilitating the welding of the two half rings 10 to the tube plate 5.
The locking assembly 4 comprises a first stud 40 and a first nut 41, the first stud 40 is arranged in the axial direction of the first clamping flange 2 and the second clamping flange 3 in a penetrating mode, and the first nut 41 is fixed at two ends of the first stud 40 in a threaded mode so as to lock the first clamping flange 2 and the second clamping flange 3.
In this embodiment, the first stud 40 may be connected to the first clamping flange 2 and the second clamping flange 3, and then screwed to both ends of the first stud 40 by the first nut 41, so that the first stud 40 and the first nut 41 lock the first clamping flange 2 and the second clamping flange 3, thereby clamping the two half rings 10 on the tube plate 5, so that the two half rings 10 are concentric with the tube plate 5, and therefore, the two half rings 10 may be welded on the tube plate 5 after being clamped.
Specifically, the first clamping flange 2 has a first clamping surface 20, the second clamping flange 3 has a second clamping surface 30, the first clamping surface 20 and the second clamping surface 30 are opposite and respectively attached to the first side surfaces of the two half rings 10, the first clamping surface 20 has a first gasket 200, the second clamping surface 30 has a second gasket 300, the first gasket 200 is located between the first clamping surface 20 and the first side surface of the half ring 10, and the second gasket 300 is located between the second clamping surface 30 and the first side surface of the half ring 10.
In this embodiment, the first gasket 200 may be used to buffer between the half ring 10 and the first clamping surface 20, or the second gasket 300 may be used to buffer between the half ring 10 and the second clamping surface 30, so that when the first stud 40 and the first nut 41 lock the first clamping flange 2 and the second clamping flange 3, the first gasket 200 and the second gasket 300 may prevent the first clamping flange 2, the second clamping flange 3 and two half rings 10 from being bumped or scratched, so that the welding surface of two half rings 10 is further protected, and thus the two half rings 10 can be tightly connected with each other, and the stability is high.
The device further comprises a third clamping flange 6 and a fourth clamping flange 7, wherein the third clamping flange 6 and the fourth clamping flange 7 are oppositely arranged and are used for clamping and clinging to the second side surfaces of the other two semi-rings 10, so that the other two semi-rings 10 are clamped and fixed to one semi-ring 10.
In this embodiment, referring to fig. 2, alternatively, after welding two of the half rings 10 to the tube plate 5 in the above manner, the first clamping flange 2, the second clamping flange 3, the first stud 40 and the first nut 41 may be removed, and after the second side surfaces of the other two half rings 10 are connected to the third clamping flange 6 and the fourth clamping flange 7, the other two half rings 10 may be attached to one another.
Specifically, a second stud 8 and a second nut 9 are disposed between the third clamping flange 6 and the fourth clamping flange 7, and are used for coaxially locking the third clamping flange 6 and the fourth clamping flange 7, the length of the second stud 8 is greater than that of the first stud 40, and the diameter of the second nut 9 is greater than that of the first nut 41.
In this embodiment, when the second stud 8 and the second nut 9 lock the third clamping flange 6 and the fourth clamping flange 7, they may be connected to the locking portion 50 of the tube plate 5, so that two of the half rings 10 and the other two of the half rings 10 can be stably clamped on the tube plate 5, and then the other two of the half rings 10 and the two of the half rings 10 are welded together by welding to form the Ω ring 1, so as to improve the tightness of the tube plate 5.
Specifically, the third clamping flange 6 and the fourth clamping flange 7 are respectively provided with a groove 70, and the grooves 70 correspond to the second side surfaces of the other two half rings 10.
In this embodiment, optionally, the second sides of the other two half rings 10 may be respectively embedded in the grooves 70 of the third clamping flange 6 and the fourth clamping flange 7, so as to perform welding and fixing, and after the other two half rings 10 are attached to the two half rings 10, the third clamping flange 6 and the fourth clamping flange 7 are coaxially locked by the locking member, so that stability when the two half rings 10 and the other two half rings 10 are assembled is maintained, so that welding of the two Ω rings 1 is realized, and the practicability is higher.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (8)
1. An omega ring heat exchanger group is to auxiliary fixtures for press from both sides tightly fixedly to at least two omega rings, every omega ring includes two semi-rings and constitutes, every semi-ring includes first side and second side, its characterized in that includes:
the clamping device comprises a first clamping flange, a second clamping flange and a locking assembly, wherein the second clamping flange is arranged opposite to the first clamping flange, the second clamping flange and the first clamping flange are used for tightly attaching clamps to the first side surfaces of two semi-rings together, and the locking assembly is arranged between the first clamping flange and the second clamping flange and is used for coaxially locking the first clamping flange and the second clamping flange.
2. The Ω ring heat exchanger pairing aid as recited in claim 1 wherein said locking assembly includes:
the first stud penetrates through the first clamping flange and the second clamping flange in the axial direction;
and the first screw cap is fixed at two ends of the first stud in a threaded manner so as to lock the first clamping flange and the second clamping flange.
3. The auxiliary fixture for assembling an omega-ring heat exchanger according to claim 2, wherein the first clamping flange is provided with a first clamping surface, the second clamping flange is provided with a second clamping surface, and the first clamping surface and the second clamping surface are oppositely arranged and respectively attached to the first side surfaces of two semi-rings.
4. The auxiliary tool for pairing an omega-ring heat exchanger according to claim 3, wherein the first clamping surface is provided with a first gasket, the second clamping surface is provided with a second gasket, the first gasket is positioned between the first clamping surface and the first side surface of the semi-ring, and the second gasket is positioned between the second clamping surface and the first side surface of the semi-ring.
5. The auxiliary fixture for assembling an omega-ring heat exchanger according to claim 4, further comprising a third clamping flange and a fourth clamping flange, wherein the third clamping flange and the fourth clamping flange are oppositely arranged and used for clamping and adhering to the second side surfaces of the other two semi-rings in a closely-adhering manner so as to clamp and fix the other two semi-rings to the two semi-rings.
6. The auxiliary assembly for the omega-ring heat exchanger set according to claim 5, wherein a second stud and a second nut are arranged between the third clamping flange and the fourth clamping flange and are used for coaxially locking the third clamping flange and the fourth clamping flange.
7. The auxiliary tool for pairing an omega-ring heat exchanger according to claim 6, wherein the length of the second stud is greater than the length of the first stud, and the diameter of the second nut is greater than the diameter of the first nut.
8. The auxiliary assembly for the omega-ring heat exchanger set according to claim 7, wherein grooves are respectively formed in the third clamping flange and the fourth clamping flange, and the grooves correspond to the second side surfaces of the other two semi-rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390367.XU CN220050619U (en) | 2023-06-02 | 2023-06-02 | Auxiliary tool for assembling omega-ring heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321390367.XU CN220050619U (en) | 2023-06-02 | 2023-06-02 | Auxiliary tool for assembling omega-ring heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220050619U true CN220050619U (en) | 2023-11-21 |
Family
ID=88784493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321390367.XU Active CN220050619U (en) | 2023-06-02 | 2023-06-02 | Auxiliary tool for assembling omega-ring heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220050619U (en) |
-
2023
- 2023-06-02 CN CN202321390367.XU patent/CN220050619U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6318734B1 (en) | Gasket with integral support | |
| CN101122338B (en) | Non-asbestos seal gasket | |
| US20020170520A1 (en) | Cylinder head gasket with different materials | |
| US6916024B2 (en) | Gasket | |
| US10533663B2 (en) | Bimetallic static gasket and method of construction thereof | |
| US10527364B2 (en) | Heat exchanger manifold with header groove reinforcement member | |
| US7665741B2 (en) | Laminate-type gasket | |
| US4184785A (en) | Axially bolted flange joint | |
| WO2017049901A1 (en) | Sealing and connection structure for vsd cooling systems | |
| CN220050619U (en) | Auxiliary tool for assembling omega-ring heat exchanger | |
| JP2007071334A (en) | Flange fastening structure | |
| US9236619B2 (en) | Solid oxide fuel cell including a coupling structure | |
| CN217583146U (en) | Special type industry is dustproof seal structure for manometer | |
| US6843509B2 (en) | Coupler for use with metal conduits | |
| CA2234740C (en) | High recovery combustion seal gasket | |
| WO2006054571A1 (en) | Shell-and-tube heat exchanger | |
| US12038244B2 (en) | Pipe connection arrangement for a heat exchanger | |
| CN217403775U (en) | Expansion joint performance detection device | |
| CN220602262U (en) | Heat exchanger and tube plate welding structure thereof | |
| CN219624555U (en) | Heat exchanger | |
| CN217272541U (en) | Multi-level anti-overflow structure of water-cooled joint for power battery cooling system | |
| CN218992043U (en) | Butt joint sealing structure | |
| CN219977190U (en) | Sealing structure among titanium material connecting pipe, titanium material lining plate and carbon steel plate body | |
| CN117662969B (en) | Protection system, installation method thereof and storage tank | |
| US20230147384A1 (en) | Housing type pipe joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |