CN211147397U - Shell-and-tube double-tube plate heat exchanger - Google Patents
Shell-and-tube double-tube plate heat exchanger Download PDFInfo
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- CN211147397U CN211147397U CN201922350775.2U CN201922350775U CN211147397U CN 211147397 U CN211147397 U CN 211147397U CN 201922350775 U CN201922350775 U CN 201922350775U CN 211147397 U CN211147397 U CN 211147397U
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Abstract
The utility model discloses a shell and tube double tube sheet heat exchanger, including the heat exchanger barrel, the terminal surface all is equipped with the head about the heat exchanger barrel, fixedly connected with external tapping on the head, the first mounting flange of fixedly connected with on the external tapping, the lower extreme all is equipped with the double-barrelled mechanism that is used for realizing the reaction medium in separation tube side and the shell side on the pipe wall of heat exchanger barrel, be equipped with the multi-rod mechanism that is used for realizing the heat exchange of reaction medium in the tube side in the heat exchanger barrel. The utility model discloses it is rational in infrastructure, realize that reaction solution's branch journey is placed through setting up double-barrelled mechanism, pour into the tube side and the shell side of heat exchanger barrel in proper order, avoid using the final accident that causes of contact of back reaction solution for a long time at the heat exchanger, realize the baffling at heat exchanger during operation reaction solution through setting up multi-rod mechanism, make the reaction solution in tube side and the shell side have sufficient contact time and area of contact to improve the work efficiency of heat exchanger.
Description
Technical Field
The utility model relates to a shell and tube type heat exchanger technical field especially relates to shell and tube type double tube sheet heat exchanger.
Background
The shell-and-tube heat exchanger is general process equipment for carrying out heat exchange operation, is widely applied to industrial departments of chemical industry, petroleum, petrochemical industry, electric power, light industry, metallurgy, atomic energy, shipbuilding, aviation, heat supply and the like, and particularly plays an extremely important role in petroleum refining and chemical processing equipment.
The common shell-and-tube heat exchanger is inevitably leaked due to reasons of long-term operation, unstable production load, standard exceeding of medium concentration and the like, the existing shell-and-tube heat exchanger has low heat exchange efficiency in the use process, and the leakage accident is easy to occur after long-term use, so that the explosion danger is finally caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the shell and tube type double tube sheet heat exchanger that proposes, it realizes reacting solution's branch journey through setting up double-barrelled mechanism and places, pour into the tube side and the shell side of heat exchanger barrel in proper order, avoid the final accident that causes of contact of reacting solution after the long-time use of heat exchanger, realize reacting solution's baffling at the heat exchanger during operation through setting up many rod mechanism, reaction solution in time tube side and the shell side has sufficient contact time and area to improve the work efficiency of heat exchanger.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The shell-and-tube double-tube plate heat exchanger comprises a heat exchanger barrel, wherein end sockets are arranged on the upper end surface and the lower end surface of the heat exchanger barrel, an outer connector is fixedly connected onto the end sockets, a first mounting flange is fixedly connected onto the outer connector, double-tube mechanisms used for separating reaction media in a tube pass and a shell pass are arranged at the upper end and the lower end of the tube wall of the heat exchanger barrel, a multi-rod mechanism used for achieving heat exchange of the reaction media in the tube pass is arranged in the heat exchanger barrel, filling port mechanisms used for respectively injecting reaction liquid into the tube pass and the shell pass are arranged on the upper end surface and the side wall of the heat exchanger barrel, and two symmetrically-arranged container flanges are fixedly connected onto.
Preferably, the double-pipe mechanism comprises an outer pipe plate fixedly connected to the outer side wall of the heat exchanger cylinder, the outer pipe plate is connected with the container flange through a fixing bolt, an inner pipe plate is arranged in the outer pipe plate, and the inner pipe plate and the outer pipe plate are both fixed on the heat exchanger cylinder through hexagon bolts.
Preferably, the multi-rod mechanism comprises two left baffle plates and a right baffle plate which are fixedly connected to the inner wall of the heat exchanger cylinder, a first pull rod penetrates through the left baffle plate, a second pull rod is fixedly connected to the right baffle plate, two right distance pipes penetrate through the left baffle plate and the right baffle plate, heat exchange tubes penetrate through the left baffle plate and the right baffle plate, and the heat exchange tubes penetrate through the outer pipe plate and the inner pipe plate.
Preferably, the sprue mechanism includes a first injection pipe penetrating through the head and a second injection pipe penetrating through the side wall of the heat exchanger cylinder, the upper end face of the first injection pipe is fixedly connected with a second mounting flange, and a third mounting flange is fixed at the tail end of the second injection pipe.
Preferably, the side wall of the heat exchanger cylinder is provided with a flushing-proof pipe, and the tail end of the flushing-proof pipe is fixedly connected with a flushing-proof plate.
Preferably, the heat exchanger cylinder is connected with the end socket, the outer pipe plate and the inner pipe plate in a welding manner.
Compared with the prior art, the utility model, its beneficial effect does:
1. The reaction solution is placed in a split way by arranging the double-pipe mechanism, and is sequentially injected into the tube side and the shell side of the heat exchanger barrel, so that the final accident caused by the contact of the reaction solution after the heat exchanger is used for a long time is avoided.
2. The multi-rod mechanism is arranged to realize the baffling of the reaction solution when the heat exchanger works, so that the reaction solution in the tube side and the shell side has enough contact time and contact area to improve the working efficiency of the heat exchanger.
3. The reaction solution is separated and injected in the process of being injected into the heat exchanger cylinder by arranging the main inlet mechanism, so that the contact between the solutions is avoided.
Drawings
Fig. 1 is a schematic front view of a shell-and-tube double-tube plate heat exchanger according to the present invention;
Fig. 2 is a schematic top view of a shell-and-tube double-tube plate heat exchanger according to the present invention;
Fig. 3 is an enlarged schematic view of a structure at a position a of the shell-and-tube double-tube plate heat exchanger provided by the utility model.
In the figure: the heat exchanger comprises a first mounting flange 1, an outer interface 2, a seal head 3, a container flange 4, a second pull rod 5, a heat exchange tube 6, a hexagon bolt 7, an outer tube plate 8, an inner tube plate 9, a third mounting flange 10, a second injection tube 11, a heat exchanger barrel 12, a left baffle plate 13, a connecting nut 14, a distance tube 15, a first pull rod 16, an impingement plate 17, a second mounting flange 18, a first injection tube 19 and a right baffle plate 20.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-3, a shell-and-tube double-tube plate heat exchanger comprises a heat exchanger cylinder 12, end enclosures 3 are arranged on the upper end surface and the lower end surface of the heat exchanger cylinder 12, an external interface 2 is fixedly connected onto the end enclosures 3, a first mounting flange 1 is fixedly connected onto the external interface 2, double-tube mechanisms for separating reaction media in a tube pass and a shell pass are arranged at the upper end and the lower end of the tube wall of the heat exchanger cylinder 12, a multi-rod mechanism for exchanging heat of the reaction media in the tube pass is arranged in the heat exchanger cylinder 12, filling port mechanisms for respectively injecting reaction liquid into the tube pass and the shell pass are arranged on the upper end surface and the side wall of the heat exchanger cylinder 12, and two container flanges 4 which are.
The utility model discloses in, double-barrelled mechanism includes outer tube plate 8 of fixed connection on heat exchanger barrel 12 lateral wall, be connected through fixing bolt between outer tube plate 8 and the container flange 4, be equipped with interior tube plate 9 in the outer tube plate 8, interior tube plate 9 all fixes on heat exchanger barrel 12 through hexagon bolt 7 with outer tube plate 8, realize reaction solution's journey through setting up double-barrelled mechanism and place, pour into the tube side and the shell side of heat exchanger barrel 12 into in proper order, avoid the final accident that causes of contact of reaction solution after the long-time use of heat exchanger.
The multi-rod mechanism comprises two left baffle plates 3 and a right baffle plate 20 which are fixedly connected to the inner wall of a heat exchanger cylinder 12, a first pull rod 16 is arranged on each left baffle plate 3 in a penetrating mode, a second pull rod 5 is fixedly connected to each right baffle plate 20 in a penetrating mode, two right distance pipes 15 are arranged on each left baffle plate 3 and each right baffle plate 20 in a penetrating mode, a heat exchange pipe 6 is arranged on each left baffle plate 3 and each right baffle plate 20 in a penetrating mode, the heat exchange pipe 6 is connected with an outer pipe plate 8 and an inner pipe plate 9 in a penetrating mode, baffling of reaction solution is achieved when the heat exchanger works through the multi-rod mechanism, and the reaction solution in a pipe pass and a shell pass has enough contact time and contact.
The injection port mechanism comprises a first injection pipe 19 penetrating through the end socket 3 and a second injection pipe 11 penetrating through the side wall of the heat exchanger cylinder 12, a second mounting flange 18 is fixedly connected to the upper end face of the first injection pipe 19, a third mounting flange 10 is fixed to the tail end of the second injection pipe 11, and the reaction solution is injected into the heat exchanger cylinder 12 in a separated mode through the main inlet mechanism, so that contact between the solutions is avoided.
Be equipped with on the lateral wall of heat exchanger barrel 12 and prevent the washing pipe, the terminal fixedly connected with impingement plate 17 of preventing the washing pipe, be welded connection between heat exchanger barrel 12 and head 3, outer tube sheet 8 and interior tube sheet 9, realize the stability of heat exchanger barrel 12 internal gas pressure through setting up the impingement plate, avoid dangerous emergence.
When the utility model is used, as shown in figure 1, firstly, the second mounting flange 18 on the first injection pipe 19 and the third mounting flange 10 on the second injection pipe 11 are communicated with an external solution pipeline, the reaction solution is injected into the tube side and the shell side of the heat exchanger cylinder 12 through the first injection pipe 19 and the second injection pipe 11 in sequence, one of the reaction solution is connected on the heat exchange tubes 6 of the inner tube plate 9 and the outer tube plate 8 which are arranged on the heat exchanger cylinder 12 through the hexagon nuts 7, the outer tube plate 8 and the container flange 4 are fastened and connected through the bolts, the heat exchange is carried out through the reaction solution in the cavity of the heat exchanger cylinder 12 to achieve the heat exchange effect, the reaction solution in the heat exchanger cylinder 12 is baffled through the two left baffle plates 13 and the right baffle plate 20, so that the contact time and the contact area of the reaction solution are increased, when area of contact and contact time need be adjusted, realize two left baffling boards 13 and the change of the interval of right baffling board 20 through adjusting first pull rod 16 and second pull rod 5, contact time and the area of contact who changes reaction solution with this, the restriction of distance between the baffling board is realized to rethread adjusting distance pipe 15, the process of accomplishing the regulation is fixed on the baffling board with two pull rods through coupling nut 14 to the back, the gaseous pressure that produces in the heat exchanger barrel 12 among the heat transfer process discharges to heat exchanger barrel 12 outside through protecting against the baffle 17 and places heat exchanger barrel 12 in leads to dangerous emergence, in addition, heat exchanger barrel 12 accessible external connection 2 on first mounting flange 1 realizes external pipeline, provide external equipment for heat exchanger barrel 12.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Shell-and-tube double-tube-plate heat exchanger, including heat exchanger barrel (12), its characterized in that, terminal surface all is equipped with head (3) about heat exchanger barrel (12), fixedly connected with external tapping (2) on head (3), fixedly connected with first mounting flange (1) on external tapping (2), the lower extreme all is equipped with the double-barrelled mechanism that is used for realizing the reaction medium in separating tube side and the shell side on the pipe wall of heat exchanger barrel (12), be equipped with the multi-rod mechanism that is used for realizing the exchange of reaction medium heat in the tube side in heat exchanger barrel (12), be equipped with on the up end of heat exchanger barrel (12) and the lateral wall and be used for respectively pouring into the filling opening mechanism in tube side and the shell side with reaction solution, fixedly connected with two container flanges (4) that the symmetry set up on heat exchanger barrel (12).
2. A shell and tube double tube plate heat exchanger according to claim 1, characterized in that the double tube mechanism comprises an outer tube plate (8) fixedly connected to the outer side wall of the heat exchanger cylinder (12), the outer tube plate (8) is connected to the vessel flange (4) by means of fixing bolts, an inner tube plate (9) is arranged in the outer tube plate (8), and the outer tube plate (8) and the inner tube plate (9) are both fixed to the heat exchanger cylinder (12) by means of hexagon bolts (7).
3. A shell and tube double tube plate heat exchanger according to claim 1, characterized in that the multiple rod mechanism comprises two left baffle plates (13) and a right baffle plate (20) fixedly connected to the inner wall of the heat exchanger cylinder (12), the left baffle plates (13) are provided with first tie rods (16) in a penetrating manner, the right baffle plates (20) are fixedly connected with second tie rods (5), the two left baffle plates (13) and the right baffle plates (20) are provided with right two distance tubes (15) in a penetrating manner, the two left baffle plates (13) and the right baffle plates (20) are provided with heat exchange tubes (6) in a penetrating manner, and the heat exchange tubes (6) are connected with the outer tube plate (8) and the inner tube plate (9) in a penetrating manner.
4. A shell and tube double tube plate heat exchanger according to claim 1, characterized in that the injection port mechanism comprises a first injection pipe (19) penetrating through the end socket (3) and a second injection pipe (11) penetrating through the side wall of the heat exchanger cylinder (12), the upper end surface of the first injection pipe (19) is fixedly connected with a second mounting flange (18), and the tail end of the second injection pipe (11) is fixed with a third mounting flange (10).
5. A shell and tube double tube plate heat exchanger according to claim 1, characterized in that the side wall of the heat exchanger cylinder (12) is provided with a washproof tube, the end of which is fixedly connected with a scour prevention plate (17).
6. A shell and tube double tube sheet heat exchanger according to claim 2, characterized in that the heat exchanger tube (12) is connected with the headers (3), the outer tube sheets (8) and the inner tube sheets (9) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350775.2U CN211147397U (en) | 2019-12-24 | 2019-12-24 | Shell-and-tube double-tube plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350775.2U CN211147397U (en) | 2019-12-24 | 2019-12-24 | Shell-and-tube double-tube plate heat exchanger |
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| Publication Number | Publication Date |
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| CN211147397U true CN211147397U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922350775.2U Active CN211147397U (en) | 2019-12-24 | 2019-12-24 | Shell-and-tube double-tube plate heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116694434A (en) * | 2023-07-31 | 2023-09-05 | 山东博精化工机械有限公司 | Biological method acrylamide stirring fermentation tank |
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2019
- 2019-12-24 CN CN201922350775.2U patent/CN211147397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116694434A (en) * | 2023-07-31 | 2023-09-05 | 山东博精化工机械有限公司 | Biological method acrylamide stirring fermentation tank |
| CN116694434B (en) * | 2023-07-31 | 2024-02-20 | 山东博精化工机械有限公司 | Biological method acrylamide stirring fermentation tank |
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