Drainage and resistance reduction device for guide cylinder of heat exchanger
By designing a deflection cylinder drainage and drag reduction device with adjustment blades and filtering components, the problem of traditional deflection cylinder design lacks dynamic adjustment capabilities and difficulty in filtering impurities is solved, and more efficient fluid transmission and equipment protection is achieved.
Patent Information
- Application Number
- CN202421854077.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-08-02
AI Technical Summary
The traditional diversion cylinder design lacks dynamic regulation capabilities and cannot effectively regulate the fluid flow parameters, resulting in insufficient adaptability and flow regulation flexibility, affecting the fluid transmission efficiency and stability; at the same time, the diversion cylinder is difficult to filter impurities in the fluid, resulting in equipment pollution and reduced efficiency.
A flow-draining resistance reduction device is designed including a main pipe, an adjustment blade, a linkage shaft, a rotating ring and a filter member. By rotating the rotating ring, the spindle rod can be moved, and the blade deflection can be adjusted to adjust the resistance; the filter block and cleaning plate are combined to achieve filtering and cleaning of fluid impurities.
Dynamic adjustment of fluid flow resistance is achieved, the adaptability and flow adjustment flexibility of the flow cylinder are improved, the filtering capacity of fluid impurities is enhanced, and equipment pollution and efficiency reduction are reduced.
Smart Images
Figure CN222865712U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of shell and tube heat exchangers, in particular to a flow diversion and drag reduction device for a flow guide tube of a heat exchanger. Background Art
[0002] At present, in my country's petrochemical and other industries, heat exchange equipment accounts for more than 30% of equipment investment. Among the heat exchange equipment, the most widely used is the shell and tube heat exchanger. Therefore, improving the efficiency of the heat exchanger is very important for energy conservation, emission reduction and efficiency improvement in the chemical industry.
[0003] However, the prior art still has the following deficiencies: 1. The traditional guide tube design lacks dynamic adjustment capability, which makes it difficult to achieve effective resistance control for different fluid flow parameters, which limits the adaptability of the guide tube and the user's flexibility in flow adjustment, thereby affecting the efficiency and stability of the entire fluid transmission process; 2. In the process of drainage through the guide tube, it is not convenient to filter impurities in the fluid, which leads to equipment pollution and reduced efficiency, affecting the stability and durability of the equipment.
[0004] Therefore, there is an urgent need for a heat exchanger flow guide tube drainage and drag reduction device to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to address the problem that the existing traditional guide tube design lacks dynamic adjustment capability and is not convenient for realizing effective resistance regulation for different fluid flow parameters, which limits the adaptability of the guide tube and the flexibility of the user for flow regulation, thereby affecting the efficiency and stability of the entire fluid transmission process; in the process of drainage through the guide tube, it is not convenient to filter impurities in the fluid, which leads to pollution of the equipment and reduced efficiency, affecting the stability and durability of the equipment.
[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:
[0007] A flow diversion and drag reduction device for a heat exchanger guide tube is provided to improve the above-mentioned problem.
[0008] The specific application is as follows:
[0009] A flow diversion and drag reduction device for a heat exchanger guide tube comprises a main pipe, wherein evenly distributed adjusting leaves are rotatably connected inside the main pipe, and a plurality of groups of adjusting leaves are also connected to the side walls thereof with centering blocks, wherein one end of the adjusting leaves passing through the main pipe is also fixedly connected to a linkage shaft, and an adjusting groove is provided on the side wall of the linkage shaft, wherein an outer wall of the main pipe is rotatably connected to a rotating ring, and an evenly distributed main shaft rod is fixedly connected to the inner wall of the rotating ring, and the main shaft rod is slidably connected to the linkage shaft through the adjusting groove, and a filter component for filtering a fluid is connected to the inner wall of the main pipe.
[0010] As a preferred technical solution of the present application, the filter component includes a mounting ring fixedly connected to the inner wall of the main pipe, the inner wall of the main pipe is connected to a filter block, the side wall of the filter block is fixedly connected to a threaded ring, and the filter block is threadedly connected to the mounting ring through the threaded ring.
[0011] As a preferred technical solution of the present application, the side wall of the filter block is rotatably connected with a cleaning plate, and two groups of the cleaning plates are symmetrically arranged about the central axis of the filter block.
[0012] As a preferred technical solution of the present application, the two groups of cleaning plates are fixedly connected by a connecting rod, and the cleaning plates cooperate with the filter blocks.
[0013] As a preferred technical solution of the present application, the outer wall of the main pipe is connected to a support seat, and two groups of the support seats are symmetrically arranged about the central axis of the main pipe.
[0014] As a preferred technical solution of the present application, both side walls of the main pipe are detachably connected with connecting pipes for connecting heat exchangers of different models through threads.
[0015] In the scheme of this application:
[0016] 1. By rotating the rotating ring to drive the main shaft to move, the adjustment blade can be deflected at the same time, which is convenient for adjusting the resistance according to the size of the fluid flow, improving the convenience of use, and solving the problem that the traditional guide tube design in the prior art lacks dynamic adjustment ability and is not convenient for realizing effective resistance regulation for different fluid flow parameters, which limits the adaptability of the guide tube and the flexibility of the user for flow regulation, thereby affecting the efficiency and stability of the entire fluid transmission process;
[0017] 2. The filter block can be used to clean impurities in the fluid, which is convenient for reducing the pollution of the equipment by impurities in the fluid. It is more practical and solves the problem in the prior art that it is not convenient to filter impurities in the fluid during the drainage process through the guide tube, thereby causing pollution of the equipment and reduced efficiency, affecting the stability and durability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is one of the overall structural schematic diagrams of a flow diversion and drag reduction device for a heat exchanger guide tube provided in the present application;
[0019] Figure 2 This is the second overall structural schematic diagram of a flow diversion and drag reduction device for a heat exchanger guide tube provided in the present application;
[0020] Figure 3 This is one of the cross-sectional structural schematic diagrams of a flow diversion and drag reduction device for a heat exchanger guide tube provided in the present application;
[0021] Figure 4 This is a second schematic cross-sectional structure diagram of a flow diversion and drag reduction device for a heat exchanger guide tube provided in the present application;
[0022] Figure 5 A flow-guiding and drag-reducing device for a heat exchanger guide tube provided in this application Figure 4 A magnified view of the structure in the middle.
[0023] Indicated in the figure:
[0024] 100. Main pipe; 101. Adjusting blade; 102. Centering block; 103. Linkage shaft; 104. Adjusting slot; 105. Rotating ring; 106. Main shaft rod; 110. Mounting ring; 111. Filter block; 112. Threaded ring; 113. Cleaning plate; 114. Connecting rod; 120. Support seat; 121. Connecting pipe. DETAILED DESCRIPTION
[0025] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.
[0026] like Figure 1-5 As shown, this embodiment proposes a drainage and drag reduction device for a heat exchanger guide tube, including a main pipe 100, the main pipe 100 is rotatably connected with evenly distributed adjusting leaves 101 inside, the side walls of multiple groups of adjusting leaves 101 are also connected to a centering block 102, one end of the adjusting leaf 101 passing through the main pipe 100 is also fixedly connected to a linkage shaft 103, the side wall of the linkage shaft 103 is provided with an adjusting groove 104, the outer wall of the main pipe 100 is rotatably connected with a rotating ring 105, the inner wall of the rotating ring 105 is fixedly connected with evenly distributed main shaft rods 106, the main shaft rods 106 are slidably connected to the linkage shaft 103 through the adjusting grooves 104, the inner wall of the main pipe 100 is connected with a filtering component for filtering the fluid, the main shaft rod 106 can be synchronously driven to move by the rotating ring 105, so as to achieve synchronization of angle adjustment of the adjusting leaves 101.
[0027] like Figure 1-3 As shown, as a preferred embodiment, on the basis of the above-mentioned manner, further, the filter component includes a mounting ring 110 fixedly connected to the inner wall of the main pipe 100, the inner wall of the main pipe 100 is connected to a filter block 111, and the side wall of the filter block 111 is fixedly connected to a threaded ring 112, the filter block 111 is threadedly connected to the mounting ring 110 through the threaded ring 112, and the filter block 111 can be disassembled through the threaded ring 112, thereby improving the convenience of cleaning the filter block 111.
[0028] like Figure 1-4As shown, as a preferred embodiment, on the basis of the above method, further, the side wall of the filter block 111 is rotatably connected with a cleaning plate 113, and two groups of cleaning plates 113 are symmetrically arranged about the central axis of the filter block 111. By setting the filter block 111, the filtering effect of impurities in the fluid can be improved.
[0029] like Figure 1-4 As shown, as a preferred embodiment, on the basis of the above method, further, two groups of cleaning plates 113 are fixedly connected by a connecting rod 114, and the cleaning plates 113 cooperate with the filter block 111. By rotating the cleaning plates 113 on one side, the cleaning plates 113 on both sides can simultaneously clean the surface of the filter block 111 under the action of the connecting rod, which is more convenient to use.
[0030] like Figure 1-3 As shown, as a preferred embodiment, on the basis of the above method, further, the outer wall of the main pipe 100 is connected to a support seat 120, and two groups of support seats 120 are symmetrically arranged about the central axis of the main pipe 100. The support seat 120 can support the main pipe 100 after the main pipe 100 is installed, which is more practical.
[0031] like Figure 1-2 As shown, as a preferred embodiment, based on the above method, further, both side walls of the main pipe 100 are threadedly detachably connected with connecting pipes 121 for connecting different types of heat exchangers. The connecting pipes 121 can be replaced according to different installation needs, and the applicability is stronger.
[0032] Specifically, when the present heat exchanger flow guide tube drainage and drag reduction device is used: first, the main pipe 100 is connected to the position where it needs to be used through the connecting pipes 121 on both sides, and then the rotating ring 105 is rotated according to the size of the fluid flow, and the main shaft rod 106 is driven to move by the rotating ring 105 at the same time. Under the action of the main shaft rod 106, multiple groups of linkage shafts 103 are synchronously driven to deflect. When the linkage shaft 103 is deflected, the regulating leaf 101 is also driven to deflect. The internal resistance of the main pipe 100 is adjusted by the rotation of the regulating leaf 101, which improves the convenience of use. When the fluid passes through the filter block 111, the impurities in the fluid are filtered. , realizing protection of the heat exchanger. When the filter block 111 needs to be cleaned after long-term use, the filter block 111 is driven to rotate the threaded ring 112 out of the mounting ring 110 by rotating the filter block 111, thereby realizing disassembly of the filter block 111. Then, the cleaning plate 113 on one side is rotated to synchronously drive the cleaning plates 113 on both sides to rotate under the action of the connecting rod. The filter block 111 is cleaned by the cleaning plates 113, which is more convenient to use. Due to different installation needs, the connecting pipe 121 can be removed from the main pipe 100, and then different types of connecting pipes 121 can be replaced, so that the device can be connected to heat exchangers of different types, thereby improving versatility.
[0033] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.
Claims
1. A flow guide and drag reduction device for a heat exchanger flow guide tube, comprising a main pipe (100), characterized in that: The main pipe (100) is internally rotatably connected with uniformly distributed regulating leaves (101), and the side walls of multiple groups of the regulating leaves (101) are also connected to centering blocks (102). One end of the regulating leaves (101) passing through the main pipe (100) is also fixedly connected to a linkage shaft (103), and the side wall of the linkage shaft (103) is provided with an regulating groove (104). The outer wall of the main pipe (100) is rotatably connected with a rotating ring (105), and the inner wall of the rotating ring (105) is fixedly connected with uniformly distributed main shaft rods (106), and the main shaft rods (106) are slidably connected to the linkage shaft (103) through the regulating groove (104). The inner wall of the main pipe (100) is connected to a filtering component for filtering fluid.
2. The flow diversion and drag reduction device for a heat exchanger guide tube according to claim 1, characterized in that: The filter component comprises a mounting ring (110) fixedly connected to the inner wall of a main pipe (100); a filter block (111) is connected to the inner wall of the main pipe (100); a threaded ring (112) is fixedly connected to the side wall of the filter block (111); and the filter block (111) is threadedly connected to the mounting ring (110) via the threaded ring (112).
3. The flow diversion and drag reduction device for a heat exchanger guide tube according to claim 2, characterized in that: The side wall of the filter block (111) is rotatably connected to a cleaning plate (113), and two groups of the cleaning plates (113) are symmetrically arranged about the central axis of the filter block (111).
4. The flow diversion and drag reduction device for a heat exchanger guide tube according to claim 3, characterized in that: The two groups of cleaning plates (113) are fixedly connected via a connecting rod (114), and the cleaning plates (113) cooperate with the filter block (111).
5. The flow diversion and drag reduction device for a heat exchanger guide tube according to claim 4, characterized in that: The outer wall of the main pipe (100) is connected to a support seat (120), and two groups of the support seats (120) are symmetrically arranged about the central axis of the main pipe (100).
6. The flow diversion and drag reduction device for a heat exchanger guide tube according to claim 5, characterized in that: Both side walls of the main pipe (100) are detachably connected with connecting pipes (121) threadedly connected thereto for connecting heat exchangers of different models.