Connecting pipe clamping and fixing device for plate-fin heat exchanger

Abstract

The utility model belongs to the technical field of plate-fin heat exchangers, and particularly relates to a plate-fin heat exchanger connecting pipe clamping device which comprises a heat exchanger body, a liquid inlet pipe is arranged on the left side of the upper end of the heat exchanger body, a liquid outlet pipe is arranged on the right side of the upper end of the heat exchanger body, and the right end of the heat exchanger body is fixedly connected with a supporting frame. The inner side wall of the vertical part of the supporting frame makes contact with a connecting pipe body, the connecting pipe body is fixedly connected with the horizontal part of a liquid outlet pipe, the interior of the liquid outlet pipe is fixedly connected with a circulation pipe, the inner wall of the circulation pipe is fixedly connected with a fixing disc, and the inner wall of the fixing disc is slidably connected with a telescopic plate. Through the arrangement of the supporting frame, the connecting pipe body can be supported for use, and the clamping plate can be driven to clamp and fix the connecting pipe body under the structures of the screw rod, the screw cylinder, the sliding plate and the like, so that the clamping and supporting effects on the connecting pipe body are improved, and the impact resistance of the connecting pipe body is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of plate-fin heat exchangers, and specifically relates to a pipe connection clamping device for a plate-fin heat exchanger. Background Technique

[0002] As is well known, a pipe connection clamping device for a plate-fin heat exchanger is a device used for installing and fixing pipe connections, and is usually used in a plate-fin heat exchanger system. The function of this device is to ensure firm and safe pipe connections, and prevent water leakage and loosening.

[0003] The utility model patent with the publication number of CN220567964U discloses a pipe reinforcement device for a plate-fin heat exchanger, which includes a plate-fin heat exchanger main body. A pipe connection main body is arranged on one side of the plate-fin heat exchanger main body. An anti-corrosion layer is arranged on the outer surface of the pipe connection main body. A first fiber strip is arranged on the inner wall of the anti-corrosion layer. A second fiber strip is arranged on one side of the first fiber strip. A support plate is arranged inside the pipe connection main body. A fixing groove is arranged on the front surface of the support plate. A pressure spring is arranged inside the fixing groove. One end of the pressure spring is provided with a slider. By means of the fixing groove, the pressure spring, the slider and the clamping claws, when the plate-fin heat exchanger main body is in use, the cooperation between the pressure spring arranged inside the fixing groove and the slider can be used to adjust the position of the clamping claws, so as to clamp and fix the pipe connection main body by using the clamping claws. In this way, the use stability of the pipe connection main body can be improved, and the situation that the pipe connection main body shakes due to the influence of the liquid flowing inside it can be avoided.

[0004] However, the existing pipe connection clamping devices for plate-fin heat exchangers still have certain deficiencies: First of all, although the existing pipe connection clamping devices for plate-fin heat exchangers use the cooperation of components such as fixing grooves and pressure springs to complete the limiting and clamping treatment of the pipe body, due to the influence of the deformation characteristics of the pressure spring itself, when the pipe body encounters impacts and other influences, the clamping stability of the pipe body will be relatively weak.

[0005] Secondly, although the existing pipe connection clamping devices for plate-fin heat exchangers use the pipe body to connect and use the liquid outlet pipe, due to the influence of fluid stress, in the state of instantaneous fluid flow or closing, intermittent fluid flow will be generated, which will further cause impact damage to the pipeline structure. Content of the Utility Model

[0006] The purpose of the present utility model is to provide a pipe clamping device for a plate-fin heat exchanger, which solves the problem that although the existing pipe clamping device for a plate-fin heat exchanger uses components such as a fixed groove and a pressure spring in cooperation to complete the limiting and clamping treatment of the pipe body, due to the influence of the deformation characteristics of the pressure spring itself, when the pipe body encounters impacts or other influences, the clamping stability of the pipe body is weak; and it solves the problem that although the existing pipe clamping device for a plate-fin heat exchanger uses the pipe body to connect and use the liquid outlet pipe, due to the influence of fluid stress, in the state of instantaneous fluid flow or closure, intermittent fluid flow will occur, thereby causing impact damage to the pipeline structure.

[0007] To achieve the above object, the present utility model provides the following technical solution: A pipe clamping device for a plate-fin heat exchanger, including a heat exchanger body, an inlet pipe is arranged on the left side of the upper end of the heat exchanger body, an outlet pipe is arranged on the right side of the upper end of the heat exchanger body, a support frame is fixedly connected to the right end of the heat exchanger body, a pipe body is in contact with the inner wall of the vertical part of the support frame, the pipe body is fixedly connected to the horizontal part of the outlet pipe, a flow pipe is fixedly connected to the inside of the outlet pipe, a fixed disk is fixedly connected to the inner wall of the flow pipe, a telescopic plate is slidably connected to the inner wall of the fixed disk, a shock-resistant member is fixedly connected to the lower end of the telescopic plate, the shock-resistant member is slidably connected to the flow pipe, a spring is arranged outside the telescopic plate, an impact member is fixedly connected to the upper end of the telescopic plate, the impact member is slidably connected to the flow pipe, a friction block is fixedly connected to the inside of the flow pipe, the friction block is slidably connected to the impact member, and a clamping mechanism is arranged on the support frame.

[0008] Preferably, one end of the spring is fixedly connected to the shock-resistant member, and the other end of the spring is welded to the fixed disk. Through the setting of the spring, the shock-resistant member can be connected and used.

[0009] Preferably, reinforcing pieces are fixedly connected to both the left and right ends of the telescopic plate, and the short right-angled sides of the reinforcing pieces are fixedly connected to the impact member. Through the setting of the reinforcing pieces, the support strength of the telescopic plate can be improved.

[0010] Preferably, a plurality of friction blocks are provided, and the plurality of friction blocks are evenly distributed on the flow pipe. Through the setting of the friction blocks, the impact member can be worn.

[0011] Preferably, the clamping mechanism includes a fixing frame, the vertical portion of the support frame is fixedly connected to the fixing frame, the horizontal portion of the fixing frame is installed with a screw via a bearing, the upper end of the screw is fixedly connected to a turntable, the upper end of the turntable is fixedly connected to a handle, the outer side of the handle is fixedly sleeved with a rubber sleeve, the outer side of the screw is connected to a screw barrel via a thread, the lower end of the screw barrel is fixedly connected to a clamping plate, the clamping plate is slidably connected to the support frame, the clamping plate is in contact with the pipe body, and the screw can be driven to rotate by the setting of the turntable and the handle, and the screw barrel can be pushed to move under the relationship of the threaded connection, so that the clamping plate fixes the pipe body to improve the clamping stability of the pipe body.

[0012] Preferably, a slide groove is provided on the vertical portion of the fixing frame, a slide plate is slidably connected to the inner wall of the slide groove, and the slide plate is fixedly connected to the screw barrel. The screw barrel can be guided by the coordinated use of the slide groove and the slide plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model can support the pipe body by setting the support frame. Under the structure of the screw, the screw barrel, the slide plate and the like, the clamping plate can be driven to clamp and fix the pipe body, thereby improving the clamping and supporting effect of the pipe body to ensure the impact resistance of the pipe body.

[0015] 2. The utility model can guide the fluid that is opened and closed instantly by setting the flow pipe. Under the deformation of the impact-resistant parts and springs, the fluid stress can be impacted and released. In combination with the setting of friction blocks and impact parts, the fluid stress can be auxiliaryly released to improve the durability of the pipeline structure such as the liquid outlet pipe and the connecting pipe body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 A side view of a stereogram;

[0018] Figure 3 For the utility model Figure 1 A front cross-sectional view of

[0019] Figure 4 For the utility model Figure 2 A magnified view of the clamping mechanism;

[0020] Figure 5 For the utility model Figure 3 Magnified view of the flow tube.

[0021] In the figure: 1. heat exchanger body; 2. liquid inlet pipe; 3. liquid outlet pipe; 4. support frame; 5. pipe body; 6. circulation pipe; 7. fixed plate; 8. telescopic plate; 9. impact-resistant part; 10. spring; 11. impact part; 12. friction block; 13. clamping mechanism; 131. fixed frame; 132. screw; 133. turntable; 134. handle; 135. screw barrel; 136. slide groove; 137. slide plate; 138. clamping plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 A plate-fin heat exchanger pipe clamping device comprises a heat exchanger body 1, a liquid inlet pipe 2 is arranged on the left side of the upper end of the heat exchanger body 1, a liquid outlet pipe 3 is arranged on the right side of the upper end of the heat exchanger body 1, a support frame 4 is fixedly connected to the right end of the heat exchanger body 1, the inner side wall of the vertical part of the support frame 4 contacts with a pipe body 5, the pipe body 5 is fixedly connected to the horizontal part of the liquid outlet pipe 3, a flow pipe 6 is fixedly connected to the inside of the liquid outlet pipe 3, a fixed plate 7 is fixedly connected to the inner wall of the flow pipe 6, a telescopic plate 8 is slidably connected to the inner wall of the fixed plate 7, an impact-resistant part 9 is fixedly connected to the lower end of the telescopic plate 8, and the impact-resistant part 9 is slidably connected to the flow pipe 6, a spring 10 is arranged on the outer side of the telescopic plate 8, an impact part 11 is fixedly connected to the upper end of the telescopic plate 8, and the impact part 11 is slidably connected to the flow pipe 6, a friction block 12 is fixedly connected to the inside of the flow pipe 6, and the friction block 12 is slidably connected to the impact part 11.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 5 One end of the spring 10 is fixedly connected to the impact-resistant part 9, and the other end of the spring 10 is welded to the fixed plate 7. Through the setting of the spring 10, the impact-resistant part 9 can be connected and used. The left and right ends of the telescopic plate 8 are fixedly connected with reinforcement plates, and the short right-angle sides of the reinforcement plates are fixedly connected to the impact member 11. Through the setting of the reinforcement plates, the supporting strength of the telescopic plate 8 can be improved. A plurality of friction blocks 12 are provided, and the plurality of friction blocks 12 are evenly distributed on the circulation pipe 6. Through the setting of the friction blocks 12, the impact member 11 can be used for wear.

[0025] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 A clamping mechanism 13 is provided on the support frame 4, and the clamping mechanism 13 includes a fixing frame 131. The vertical part of the support frame 4 is fixedly connected to the fixing frame 131, and the horizontal part of the fixing frame 131 is installed with a screw 132 through a bearing. The upper end of the screw 132 is fixedly connected to a turntable 133, and the upper end of the turntable 133 is fixedly connected to a handle 134. The outer side of the handle 134 is fixedly sleeved with a rubber sleeve, and the outer side of the screw 132 is threadedly connected to a screw barrel 135, and the lower end of the screw barrel 135 is fixedly connected to a clamping plate 138, which is slidably connected to the support frame 4, and the clamping plate 138 is in contact with the pipe body 5. Through the setting of the turntable 133 and the handle 134, the screw 132 can be driven to rotate. Under the relationship of the threaded connection, the screw barrel 135 can be pushed to move, so that the clamping plate 138 fixes the pipe body 5 to improve the clamping stability of the pipe body 5.

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 A slide groove 136 is provided on the vertical portion of the fixing frame 131, and a slide plate 137 is slidably connected to the inner wall of the slide groove 136. The slide plate 137 is fixedly connected to the screw barrel 135. The screw barrel 135 can be guided by the coordinated use of the slide groove 136 and the slide plate 137.

[0027] The specific implementation process of the utility model is as follows: when in use, the pipe body 5 is pushed through the vertical part of the support frame 4 so that the pipe body 5 contacts the liquid outlet pipe 3, and then the pipe body 5 and the liquid outlet pipe 3 are fixed, and the push handle 134 is rotated to drive the screw 132 to rotate. Under the relationship of threaded connection, the screw barrel 135 can be pushed to move, and the slide plate 137 can be driven to slide along the inner wall of the slide groove 136 to ensure the movement stability of the screw barrel 135, and finally the clamping plate 138 is driven to slide along the vertical part of the support frame 4, so that the clamping plate 138 clamps and fixes the pipe body 5, thereby improving the connection stability of the pipe body 5;

[0028] When the fluid is circulated or closed instantaneously, the fluid flows intermittently inside the pipeline structure, thereby generating impact stress. Under the action of the circulation tube 6, the fluid can be diverted, thereby impacting the impact-resistant part 9 to push the telescopic plate 8 to move. The spring 10 is deformed to release the fluid stress. When the telescopic plate 8 moves, it can push the impact part 11 to move, so that the friction block 12 moves along the surface of the impact part 11, and finally the impact part 11 contacts the top inner side of the circulation tube 6. The impact part 11 is made of hard rubber, which can assist in releasing the fluid stress and avoid impact damage to the pipeline structure such as the liquid outlet pipe 3 and the connecting pipe body 5.

[0029] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A plate-fin heat exchanger pipe clamping device, comprising a heat exchanger body (1), characterized in that: A liquid inlet pipe (2) is arranged on the left side of the upper end of the heat exchanger body (1), a liquid outlet pipe (3) is arranged on the right side of the upper end of the heat exchanger body (1), the right end of the heat exchanger body (1) is fixedly connected to a support frame (4), the inner side wall of the vertical part of the support frame (4) contacts a connecting pipe body (5), the connecting pipe body (5) is fixedly connected to the horizontal part of the liquid outlet pipe (3), the interior of the liquid outlet pipe (3) is fixedly connected to a flow pipe (6), the inner wall of the flow pipe (6) is fixedly connected to a fixed plate (7), the inner wall of the fixed plate (7) is slidably connected to the connecting pipe body (5), and the connecting pipe body (5) is fixedly connected to the horizontal part of the liquid outlet pipe (3). A telescopic plate (8) is connected, the lower end of the telescopic plate (8) is fixedly connected to an impact-resistant member (9), the impact-resistant member (9) is slidably connected to the circulation pipe (6), a spring (10) is arranged on the outer side of the telescopic plate (8), the upper end of the telescopic plate (8) is fixedly connected to an impact member (11), the impact member (11) is slidably connected to the circulation pipe (6), the interior of the circulation pipe (6) is fixedly connected to a friction block (12), the friction block (12) is slidably connected to the impact member (11), and a clamping mechanism (13) is arranged on the support frame (4).

2. A plate-fin heat exchanger pipe clamping device according to claim 1, characterized in that: One end of the spring (10) is fixedly connected to the impact-resistant component (9), and the other end of the spring (10) is welded to the fixed disk (7).

3. A plate-fin heat exchanger pipe clamping device according to claim 1, characterized in that: Both left and right ends of the telescopic plate (8) are fixedly connected with reinforcement plates, and the short right-angled sides of the reinforcement plates are fixedly connected to the impact member (11).

4. A plate-fin heat exchanger pipe clamping device according to claim 1, characterized in that: A plurality of the friction blocks (12) are provided, and the plurality of the friction blocks (12) are evenly distributed on the flow pipe (6).

5. The plate-fin heat exchanger pipe clamping device according to claim 1, characterized in that: The clamping mechanism (13) comprises a fixing frame (131), the vertical portion of the supporting frame (4) is fixedly connected to the fixing frame (131), the horizontal portion of the fixing frame (131) is mounted with a screw rod (132) via a bearing, the upper end of the screw rod (132) is fixedly connected to a turntable (133), the upper end of the turntable (133) is fixedly connected to a handle (134), the outer side of the handle (134) is fixedly sleeved with a rubber sleeve, the outer side of the screw rod (132) is threadedly connected to a screw barrel (135), the lower end of the screw barrel (135) is fixedly connected to a clamping plate (138), the clamping plate (138) is slidably connected to the supporting frame (4), and the clamping plate (138) is in contact with the pipe body (5).

6. A plate-fin heat exchanger pipe clamping device according to claim 5, characterized in that: A sliding groove (136) is provided on the vertical portion of the fixing frame (131), and a sliding plate (137) is slidably connected to the inner wall of the sliding groove (136), and the sliding plate (137) is fixedly connected to the screw barrel (135).

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