CN114294980A - Double-sleeve heat exchange device easy to maintain - Google Patents
Double-sleeve heat exchange device easy to maintain Download PDFInfo
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- CN114294980A CN114294980A CN202210037631.5A CN202210037631A CN114294980A CN 114294980 A CN114294980 A CN 114294980A CN 202210037631 A CN202210037631 A CN 202210037631A CN 114294980 A CN114294980 A CN 114294980A
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Abstract
The invention discloses a double-sleeve heat exchange device easy to overhaul in the technical field of heat exchangers, which comprises a shell, wherein an upper tube plate and a lower tube plate are respectively fixed on the upper side and the lower side of an inner cavity of the shell, a plurality of connecting holes are formed in the lower tube plate, an outer sleeve is fixedly inserted in the connecting holes, a plurality of sliding holes are formed in the upper tube plate, an inner sleeve is inserted in the sliding holes in a sliding manner, clamping and limiting assemblies are symmetrically arranged at the upper end of the upper tube plate, which is positioned at two sides of the inner sleeve, a rectangular frame is fixedly sleeved on the outer side of the shell, a cover frame is arranged on the outer side of the upper part of the shell, a connecting frame is fixedly sleeved on the outer side of the cover frame, and clamping mechanisms are symmetrically arranged on the connecting frame; the invention is provided with a cover frame which is covered on the upper part of a shell and fixes the position of the cover frame under the coordination of a clamping mechanism, a connecting frame, a rectangular frame and other components; carry out spacing fixed through the spacing subassembly of centre gripping to the inner casing pipe, conveniently dismantle the device, reduced the complex operation nature of overhauing the maintenance.
Description
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a double-sleeve heat exchange device easy to maintain.
Background
Heat exchangers are devices used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements, and are an industrial application of convective and conductive heat transfer. Heat exchangers can be classified in different ways. The operation process can be divided into three categories of dividing wall type, mixed type and heat accumulating type; the degree of compactness of the surface thereof can be classified into two types, compact and non-compact. The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger is a common device in chemical industry, petroleum industry, power industry, food industry and other industrial departments, and plays an important role in production. The heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and is more widely applied.
The heat exchangers have various structural forms, wherein the double-sleeve heat exchange is very suitable for being used in a working environment with large temperature difference of heat exchange media due to the special structure of the double-sleeve heat exchange and is commonly used in a synthetic waste heat boiler. At present, due to the special structure of the double-sleeve, an inner sleeve and an outer sleeve are respectively welded on an upper tube plate and a lower tube plate in the design and manufacturing process, the number of the inner sleeve and the outer sleeve on each double-sleeve heat exchanger is very large, and if a small number of the outer sleeves are damaged due to corrosion and the like, media in different areas can flow mutually, so that the double-sleeve heat exchanger cannot work normally.
The inner and outer sleeves in the traditional double-sleeve heat exchanger are difficult to remove and replace, so that the maintenance and repair work is complicated, and inconvenience exists in the use.
Therefore, it is desirable to design a double-casing heat exchange device which is easy to maintain.
Disclosure of Invention
The invention aims to provide a double-sleeve heat exchange device easy to overhaul so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a double-pipe heat transfer device who easily overhauls, includes the casing, the upside of casing sets up to the opening form, downside is fixed with last tube sheet and lower tube sheet respectively on the inner chamber of casing, a plurality of connecting holes have been seted up on the tube sheet down, peg graft in the connecting hole and be fixed with the outer tube, a plurality of slide openings have been seted up on the last tube sheet, sliding insert in the slide opening and be equipped with interior sleeve pipe, the upper end that goes up the tube sheet is located interior sheathed tube bilateral symmetry and is provided with the spacing subassembly of centre gripping, the fixed cover in the outside of casing is equipped with the rectangle frame, the upper portion outside of casing is provided with the lid frame, the fixed cover in the outside of lid frame is equipped with the connection frame, the symmetry is provided with clamping mechanism on the connection frame.
Further, among the above-mentioned double cannula heat transfer device who easily overhauls, the spacing subassembly of centre gripping includes intermediate block, mounting panel, pivot, fly leaf, splint and spring one, the intermediate block is fixed in the upper end of last tube sheet, the front and back end of intermediate block all is fixed with two mounting panels, two it is provided with the pivot to rotate between the mounting panel, fixed cover is equipped with the fly leaf in the pivot, the outer end of fly leaf is connected with splint, two be connected with spring one between the fly leaf.
Furthermore, in the above-mentioned double cannula heat transfer device who easily overhauls, screens mechanism includes short piece, slide bar, circle piece, spring two and L shape piece, the short piece is fixed in the upper end of connection frame, it is equipped with the slide bar to slide on the short piece to insert, the one end of slide bar is fixed with the circle piece, and the other end is fixed with the L shape piece, the outside cover of slide bar is equipped with spring two, the both ends of spring two are connected with circle piece, short piece respectively.
Furthermore, in the double-sleeve heat exchange device easy to overhaul, the rubber layer is arranged on the clamping plate.
Furthermore, in the double-sleeve heat exchange device easy to overhaul, the L-shaped block is clamped with the connecting frame and the rectangular frame.
Furthermore, in the double-sleeve heat exchange device easy to maintain, the connecting frame is provided with a plurality of positioning holes, the upper end of the rectangular frame is fixed with a plurality of positioning columns, and the positioning columns are clamped with the positioning holes.
Furthermore, in the double-sleeve heat exchange device easy to overhaul, the bottom of the inner sleeve extends into the outer sleeve.
Furthermore, in the double-casing heat exchange device easy to overhaul, the shell is provided with a plurality of transparent observation windows.
Compared with the prior art, the invention has the beneficial effects that:
the invention is provided with a cover frame which is covered on the upper part of a shell and fixes the position of the cover frame under the coordination of a clamping mechanism, a connecting frame, a rectangular frame and other components; carry out spacing fixed through the spacing subassembly of centre gripping to the inner casing pipe, conveniently dismantle the device, reduced the complex operation nature of overhauing the maintenance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 4 is a schematic view of a clamping and limiting assembly according to the present invention;
FIG. 5 is a partial schematic view of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a shell 1, a lower tube plate 2, an inner sleeve 3, an outer sleeve 4, an upper tube plate 5, a clamping and limiting assembly 6, a middle block 61, a mounting plate 62, a rotating shaft 63, a movable plate 64, a clamping plate 65, a spring I66, a cover frame 7, a connecting frame 8, a clamping mechanism 9, a short block 91, a sliding rod 92, a circular block 93, a spring II 94, an L-shaped block 95, a rectangular frame 10, a connecting hole 11 and a sliding hole 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The invention provides a technical scheme that:
the utility model provides a double-pipe heat transfer device who easily overhauls, which comprises a housin 1, the upside of casing 1 sets up to the opening form, be provided with a plurality of transparent observation windows on the casing 1, downside is fixed with upper tube plate 5 and lower tube plate 2 respectively on the inner chamber of casing 1, a plurality of connecting holes 11 have been seted up on the lower tube plate 2, it is fixed with outer tube 4 to peg graft in the connecting hole 11, a plurality of slide openings 12 have been seted up on the upper tube plate 5, slide insert in 12 and be equipped with interior sleeve pipe 3 in the slide opening, interior sleeve pipe 3's bottom extends into in outer tube 4, the bilateral symmetry that the upper end of upper tube plate 5 is located interior sleeve pipe 3 is provided with the spacing subassembly 6 of centre gripping, the fixed cover in the outside of casing 1 is equipped with rectangle frame 10, the upper portion outside of casing 1 is provided with lid frame 7, the fixed cover in the outside of lid frame 7 is equipped with carriage 8, the symmetry is provided with screens mechanism 9 on the carriage 8.
A plurality of positioning holes are formed in the connecting frame 8, a plurality of positioning columns are fixed at the upper end of the rectangular frame 10, and the positioning columns are clamped with the positioning holes.
Example two
Based on the easy double-pipe heat transfer device who overhauls that provides of embodiment one of this application, embodiment two of this application provides another kind of easy double-pipe heat transfer device who overhauls. The second embodiment is only a further mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further described with reference to the drawings and the following embodiments.
Compared with the first embodiment, the specific clamping and limiting assembly 6 provided in the first embodiment includes a middle block 61, a mounting plate 62, a rotating shaft 63, a movable plate 64, a clamping plate 65 and a first spring 66, the middle block 61 is fixed at the upper end of the upper tube plate 5, the two mounting plates 62 are fixed at the front end and the rear end of the middle block 61, the rotating shaft 63 is rotatably arranged between the two mounting plates 62 at the upper side and the lower side, the movable plate 64 is fixedly sleeved on the rotating shaft 63, the outer end of the movable plate 64 is connected with the clamping plate 65, a rubber layer is arranged on the clamping plate 65, and the first spring 66 is connected between the two movable plates 64.
EXAMPLE III
Based on the easy double-pipe heat transfer device who overhauls that provides of embodiment one of this application, the embodiment three of this application provides another kind of easy double-pipe heat transfer device who overhauls. The third embodiment is only a further mode of the first embodiment, and the implementation of the third embodiment does not affect the single implementation of the first embodiment.
The third embodiment of the present invention is further described below with reference to the drawings and the following embodiments.
Compared with the first embodiment, the specific clamping mechanism 9 provided in this embodiment includes a short block 91, a sliding rod 92, a round block 93, a second spring 94 and an L-shaped block 95, the short block 91 is fixed at the upper end of the connecting frame 8, the sliding rod 92 is slidably inserted on the short block 91, the round block 93 is fixed at one end of the sliding rod 92, the L-shaped block 95 is fixed at the other end of the sliding rod 92, the second spring 94 is sleeved outside the sliding rod 92, and two ends of the second spring 94 are respectively connected with the round block 93 and the short block 91. L-shaped block 95 is clamped with the connecting frame 8 and the rectangular frame 10, and a rubber layer is arranged on the L-shaped block 95.
The working principle is as follows:
when the cover frame is used and needs to be disassembled for maintenance, the L-shaped blocks 95 on the two sides are manually pulled to move in the direction away from the shell 1, and then the cover frame 7 can be detached. The corresponding movable plate 64 is manually pinched to open the clamping plate 65, so that the inner sleeve 3 can be drawn out of the sliding hole 12, and the bottom of the inner sleeve is moved out of the outer sleeve 4, thereby facilitating disassembly and maintenance.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean 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 invention.
In this specification, the schematic representations of the terms used above do not necessarily refer 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.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching.
The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides an easy two sleeve pipe heat transfer device who overhauls, includes casing (1), its characterized in that: the upside of casing (1) sets up to the opening form, downside is fixed with last tube sheet (5) and lower tube sheet (2) respectively on the inner chamber of casing (1), a plurality of connecting holes (11) have been seted up down on tube sheet (2), it is fixed with outer tube (4) to peg graft in connecting hole (11), a plurality of slide openings (12) have been seted up on going up tube sheet (5), slide in slide opening (12) and insert and be equipped with interior sleeve pipe (3), the bilateral symmetry that the upper end of going up tube sheet (5) is located interior sleeve pipe (3) is provided with centre gripping spacing subassembly (6), the fixed cover in the outside of casing (1) is equipped with rectangle frame (10), the upper portion outside of casing (1) is provided with lid frame (7), the fixed cover in the outside of lid frame (7) is equipped with connection frame (8), the symmetry is provided with screens mechanism (9) on connection frame (8).
2. The easy-to-service double-sleeve heat exchange device of claim 1, wherein: the spacing subassembly of centre gripping (6) is including middle piece (61), mounting panel (62), pivot (63), fly leaf (64), splint (65) and spring (66), the upper end of last tube sheet (5) is fixed in middle piece (61), the front and back end of middle piece (61) all is fixed with two mounting panels (62), two it is provided with pivot (63) to rotate between mounting panel (62), fixed cover is equipped with fly leaf (64) on pivot (63), the outer end of fly leaf (64) is connected with splint (65), two be connected with spring (66) between fly leaf (64).
3. The easy-to-service double-sleeve heat exchange device of claim 1, wherein: the screens mechanism (9) are including short piece (91), slide bar (92), round piece (93), two (94) of spring and L shape piece (95), the upper end of connection frame (8) is fixed in short piece (91), it is equipped with slide bar (92) to slide to insert on short piece (91), the one end of slide bar (92) is fixed with round piece (93), and the other end is fixed with L shape piece (95), the outside cover of slide bar (92) is equipped with two (94) of spring, the both ends of two (94) of spring are connected with round piece (93), short piece (91) respectively.
4. The easy-to-service double-sleeve heat exchange device of claim 2, wherein: the clamping plate (65) is provided with a rubber layer.
5. The easy-to-service double-sleeve heat exchange device of claim 3, wherein: the L-shaped block (95) is clamped with the connecting frame (8) and the rectangular frame (10).
6. The easy-to-service double-sleeve heat exchange device of claim 1, wherein: a plurality of positioning holes are formed in the connecting frame (8), a plurality of positioning columns are fixed to the upper end of the rectangular frame (10), and the positioning columns are connected with the positioning holes in a clamped mode.
7. The easy-to-service double-sleeve heat exchange device of claim 1, wherein: the bottom of the inner sleeve (3) extends into the outer sleeve (4).
8. The easy-to-service double-sleeve heat exchange device of claim 1, wherein: the shell (1) is provided with a plurality of transparent observation windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037631.5A CN114294980A (en) | 2022-01-13 | 2022-01-13 | Double-sleeve heat exchange device easy to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037631.5A CN114294980A (en) | 2022-01-13 | 2022-01-13 | Double-sleeve heat exchange device easy to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114294980A true CN114294980A (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210037631.5A Pending CN114294980A (en) | 2022-01-13 | 2022-01-13 | Double-sleeve heat exchange device easy to maintain |
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| Country | Link |
|---|---|
| CN (1) | CN114294980A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5790594A (en) * | 1980-10-10 | 1982-06-05 | Sueddeutsche Kuehler Behr | Double tube cooler |
| US4573527A (en) * | 1983-07-29 | 1986-03-04 | Mcdonough M J | Heat exchanger closure connection |
| CN209289936U (en) * | 2018-11-13 | 2019-08-23 | 深圳市合和鑫丝印器材有限公司 | A kind of combined type silk-screen printing frame |
| CN209509254U (en) * | 2018-12-04 | 2019-10-18 | 杭州绎墅装饰材料有限公司 | A kind of clamping device of glass partition |
| CN211016329U (en) * | 2020-03-12 | 2020-07-14 | 达斯琪(重庆)数字科技有限公司 | Combined display screen convenient to disassemble and assemble |
| CN111998701A (en) * | 2020-08-25 | 2020-11-27 | 安徽晋煤中能化工股份有限公司 | Double-sleeve heat exchange device easy to maintain |
| CN212893595U (en) * | 2020-06-24 | 2021-04-06 | 中国建筑第二工程局有限公司 | Tower crane safety protection passageway |
| CN112927521A (en) * | 2019-12-05 | 2021-06-08 | 曹姣杰 | Protection device of traffic light controller based on RF |
| CN213459558U (en) * | 2020-12-21 | 2021-06-15 | 合能电气有限公司 | Intelligent vacuum circuit breaker suitable for humid environment |
| CN213698233U (en) * | 2020-09-27 | 2021-07-16 | 北华大学 | Nephrology department dialysis tube fixing device |
| CN214890081U (en) * | 2021-05-13 | 2021-11-26 | 广州远超信息科技有限公司 | Monitoring camera shell horizontal rotation structure |
-
2022
- 2022-01-13 CN CN202210037631.5A patent/CN114294980A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5790594A (en) * | 1980-10-10 | 1982-06-05 | Sueddeutsche Kuehler Behr | Double tube cooler |
| US4573527A (en) * | 1983-07-29 | 1986-03-04 | Mcdonough M J | Heat exchanger closure connection |
| CN209289936U (en) * | 2018-11-13 | 2019-08-23 | 深圳市合和鑫丝印器材有限公司 | A kind of combined type silk-screen printing frame |
| CN209509254U (en) * | 2018-12-04 | 2019-10-18 | 杭州绎墅装饰材料有限公司 | A kind of clamping device of glass partition |
| CN112927521A (en) * | 2019-12-05 | 2021-06-08 | 曹姣杰 | Protection device of traffic light controller based on RF |
| CN211016329U (en) * | 2020-03-12 | 2020-07-14 | 达斯琪(重庆)数字科技有限公司 | Combined display screen convenient to disassemble and assemble |
| CN212893595U (en) * | 2020-06-24 | 2021-04-06 | 中国建筑第二工程局有限公司 | Tower crane safety protection passageway |
| CN111998701A (en) * | 2020-08-25 | 2020-11-27 | 安徽晋煤中能化工股份有限公司 | Double-sleeve heat exchange device easy to maintain |
| CN213698233U (en) * | 2020-09-27 | 2021-07-16 | 北华大学 | Nephrology department dialysis tube fixing device |
| CN213459558U (en) * | 2020-12-21 | 2021-06-15 | 合能电气有限公司 | Intelligent vacuum circuit breaker suitable for humid environment |
| CN214890081U (en) * | 2021-05-13 | 2021-11-26 | 广州远超信息科技有限公司 | Monitoring camera shell horizontal rotation structure |
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