Cooling device for petrochemical industry production
The rapid replacement of the sealing cushion is implemented by setting up a sealing device for cooling devices in the production of petrochemical production, solving the problem of leakage caused by the difficulty of timely replacement of sealing pads, and improving the stability of the spiral folding plate heat exchanger.
Patent Information
- Application Number
- CN202420984621.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-09
AI Technical Summary
During the oil cooling process of existing spiral baffle heat exchangers, the sealing gasket is hidden between the outer shell and the connecting shell, and it is difficult to detect and replace it in time, resulting in deformation or damage of the sealing gasket, which in turn causes the shell leakage.
Design a cooling device for petrochemical production for production. By setting up convex blocks, rounds, sealing pads, installations, screws, and installation holes in the sealing device to achieve rapid replacement damage.
By quickly replacing the sealing pad, the problem of leakage of the spiral folding plate heat exchanger is avoided, and the stability of the heat exchanger during the cooling oil process is improved.
Smart Images
Figure CN222418681U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of petroleum production, in particular to a cooling device for petrochemical production. Background Art
[0002] In the process of petrochemical production, heat exchangers are used as cooling devices, and spiral baffle heat exchangers are one of them. Spiral baffle heat exchangers are a kind of efficient heat exchange equipment. Through the spiral shape and baffle design, the flow path of the fluid in the heat exchanger is increased, thereby improving the heat transfer efficiency.
[0003] The above-mentioned and existing related technologies often have the following defects: when a spiral baffle heat exchanger is used in the oil cooling process, since the sealing gasket between the outer shell and the connecting shell is hidden between the two and fixed by multiple screws, after long-term use, the sealing gasket will be deformed or damaged, but this problem is difficult to detect and replace in time, resulting in leakage between the shells.
[0004] Therefore, the utility model provides a cooling device for petrochemical production. Utility Model Content
[0005] The utility model aims to solve the shortcomings in the prior art that the sealing gasket between the outer shell and the connecting shell is hidden between the two and fixed by multiple screws. After long-term use, the sealing gasket will be deformed or damaged, but this problem is difficult to be discovered and replaced in time. A cooling device for petrochemical production is proposed.
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cooling device for petrochemical production, comprising an outer shell, both sides of the outer shell are detachably installed with a connecting shell, the surface of the outer shell is connected with an inlet pipe, the surface of the outer shell is connected with an outlet pipe, the surface of the connecting shell is provided with a sealing device, the sealing device comprises a protrusion, the protrusion is fixedly connected to the connecting shell, the surface of the protrusion is slidably connected with a circular sleeve, the surface of the circular sleeve is installed with a sealing gasket, the surface of the connecting shell is fixedly connected with a mounting block, the surface of the outer shell is provided with a mounting hole, the mounting block is slidably connected with the inner wall of the mounting hole, the mounting block passes through the sealing gasket, the surface of the outer shell is threadedly connected with a screw, and the screw is threadedly connected to the mounting block.
[0007] The effect achieved by the above components is: by setting up a sealing device and utilizing the mutual cooperation between the protrusion, the circular sleeve, the sealing gasket, the mounting block, the screw and the mounting hole, the sealing gasket between the outer shell and the connecting shell can be quickly replaced to avoid the problem of damage to the sealing gasket due to long-term use. In this way, workers can promptly discover and replace the sealing gasket to avoid problems with the spiral baffle heat exchanger due to leakage, thereby improving the stability of the spiral baffle heat exchanger during the cooling process of oil.
[0008] Preferably, the surface of the circular sleeve is fixedly connected to a limiting block, the surface of the connecting shell is fixedly connected to a fixing rod, the arc surface of the fixing rod is slidably connected to a long plate, the surface of the long plate is fixedly connected to the limiting rod, the surface of the connecting shell is fixedly connected to an L block, the limiting rod and the short arm of the L block slide through each other, and the limiting rod is slidably connected to the limiting block.
[0009] The effect achieved by the above components is: when the circular sleeve is located on the surface of the connecting shell, the long plate is loosened, and the spring begins to drive the limiting rod to be inserted into the surface of the short arm of the L block by its own elastic force. The limiting rod can fix the position of the circular sleeve, thereby fixing the position of the sealing gasket, and thus there is no need for workers to hold the sealing gasket to install the connecting shell, thereby improving the installation efficiency of the connecting shell.
[0010] Preferably, the arc surface of the limiting rod is sleeved with a spring, and two ends of the spring are respectively fixedly connected to the limiting rod and the L-block short arm.
[0011] The effect achieved by the above components is that the spring achieves the effect of automatically resetting the limit rod.
[0012] Preferably, a pointed cone is fixedly connected to the surface of the circular sleeve, and two protrusions are fixedly connected to the surface of the pointed cone. The protrusions and the pointed cone are both located in the sealing gasket. A flexible pad is glued to one end of the screw, and the flexible pad rests on the surface of the outer shell, and the flexible pad is made of rubber.
[0013] The effect achieved by the above components is: pressing the sealing gasket, the cone and the thorns will be inserted into the sealing gasket, the cone and the thorns can fix the sealing gasket to avoid the sealing gasket from shifting during use, and at the same time, tearing off the sealing gasket can facilitate the regular replacement of the sealing gasket, the screw will drive the flexible pad to move until the flexible pad is against the surface of the outer shell, so that the connecting shell can be installed on the outer shell, the flexible pad can protect the outer shell to avoid long-term direct contact between the screw and the outer shell causing wear or damage to the outer shell.
[0014] Preferably, an auxiliary device is provided on the surface of the outer shell, and the auxiliary device includes a support frame, which is fixedly connected to the outer shell, a fixed block is fixedly connected to the surface of the connecting shell, a rectangular groove is opened on the surface of the support frame, a sliding frame is slidably connected to the inner wall of the rectangular groove, and the sliding frame is slidably connected to the fixed block.
[0015] The effect achieved by the above components is: by setting up auxiliary devices, the connecting shell can be quickly installed, and the connecting shell is placed on the sliding frame to limit the rotation angle of the connecting shell, thereby avoiding unnecessary rotation of the workers when docking the connecting shell. At the same time, it can reduce the labor intensity of the workers and improve the installation efficiency of the connecting shell.
[0016] Preferably, a plurality of round balls are rotatably connected to the surface of the sliding frame, and the round balls are slidably connected to the inner wall of the rectangular groove.
[0017] The effect achieved by the above components is that the sliding of the sliding frame will drive the round balls to rotate, and the round balls can reduce the friction between the sliding frame and the inner wall of the rectangular groove, thereby making it more convenient to move the sliding frame.
[0018] Preferably, the surface of the sliding frame is provided with an inclined surface.
[0019] The effect achieved by the above components is that when placing the connecting shell, the surface of the sliding frame is provided with an inclined surface, which facilitates the installation of the fixing block, thereby facilitating the installation of the connecting shell and avoiding the situation where the fixing block and the sliding frame have a high degree of fit and are difficult to install.
[0020] In summary:
[0021] 1. In the utility model, by setting a sealing device and utilizing the cooperation between the protrusion, the circular sleeve, the sealing gasket, the mounting block, the screw and the mounting hole, the sealing gasket between the outer shell and the connecting shell can be quickly replaced to avoid the problem of damage to the sealing gasket due to long-term use. In this way, workers can find and replace the sealing gasket in time to avoid problems with the spiral baffle heat exchanger due to leakage, thereby improving the stability of the spiral baffle heat exchanger during the cooling of oil.
[0022] 2. In the utility model, by setting an auxiliary device, the connection shell can be quickly installed. The connection shell is placed on a sliding frame to limit the rotation angle of the connection shell, thereby avoiding unnecessary rotation of the workers when docking the connection shell. At the same time, the labor intensity of the workers can be reduced and the installation efficiency of the connection shell can be improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0024] Figure 2For the utility model Figure 1 Schematic diagram of the disassembled structure;
[0025] Figure 3 For the utility model Figure 2 A magnified image of point A;
[0026] Figure 4 It is a structural schematic diagram of the pointed cone of the utility model;
[0027] Figure 5 It is a structural schematic diagram of the round bead of the utility model.
[0028] Legend: 1. Outer shell; 2. Connecting shell; 3. Inlet pipe; 4. Outlet pipe; 5. Sealing device; 501. Bump; 502. Round sleeve; 503. Sealing gasket; 504. Mounting block; 505. Limit block; 506. Fixing rod; 507. Long board; 508. Limit rod; 509. L block; 510. Spring; 511. Cone; 512. Protrusion; 513. Screw; 514. Flexible pad; 515. Mounting hole; 6. Auxiliary device; 61. Fixing block; 62. Support frame; 63. Sliding frame; 64. Rectangular groove; 65. Round ball. DETAILED DESCRIPTION
[0029] Reference Figure 1 As shown, the utility model provides a technical solution: a cooling device for petrochemical production, comprising an outer shell 1, both sides of the outer shell 1 are detachably mounted with connecting shells 2, the surface of the outer shell 1 is connected with an inlet pipe 3, the surface of the outer shell 1 is connected with an outlet pipe 4, the surface of the connecting shell 2 is provided with a sealing device 5, and the surface of the outer shell 1 is provided with an auxiliary device 6.
[0030] The specific arrangement and function of the sealing device 5 and the auxiliary device 6 will be described in detail below.
[0031] Reference Figure 2 — Figure 5As shown, in this embodiment: the sealing device 5 includes a protrusion 501, the protrusion 501 is fixedly connected to the connecting shell 2, the surface of the protrusion 501 is slidably connected to a circular sleeve 502, the surface of the circular sleeve 502 is installed with a sealing gasket 503, the surface of the connecting shell 2 is fixedly connected to a mounting block 504, the surface of the outer shell 1 is provided with a mounting hole 515, the mounting block 504 is slidably connected to the inner wall of the mounting hole 515, the mounting block 504 penetrates the sealing gasket 503, the surface of the outer shell 1 is threadedly connected to a screw 513, the screw 513 and the mounting hole 515 are connected to the mounting hole 515. The mounting block 504 is threadedly connected. By setting the sealing device 5, the cooperation among the protrusion 501, the circular sleeve 502, the sealing gasket 503, the mounting block 504, the screw 513 and the mounting hole 515 can be used to realize the rapid replacement of the sealing gasket 503 between the outer shell 1 and the connecting shell 2, thereby avoiding the problem of damage to the sealing gasket 503 due to long-term use. In this way, workers can find and replace the sealing gasket 503 in time, avoid problems caused by leakage of the spiral baffle heat exchanger, and thus improve the efficiency of cooling oil. The stability of the spiral baffle heat exchanger is improved. The surface of the circular sleeve 502 is fixedly connected to the limiting block 505. The surface of the connecting shell 2 is fixedly connected to the fixing rod 506. The arc surface of the fixing rod 506 is slidably connected to the long plate 507. The surface of the long plate 507 is fixedly connected to the limiting rod 508. The surface of the connecting shell 2 is fixedly connected to the L block 509. The limiting rod 508 and the short arm of the L block 509 slide through each other. The limiting rod 508 is slidably connected to the limiting block 505. When the circular sleeve 502 is located on the surface of the connecting shell 2, then Loosen the long plate 507. At this time, the spring 510 begins to use its own elastic force to drive the limit rod 508 to be inserted into the surface of the short arm of the L block 509. The limit rod 508 can fix the position of the circular sleeve 502, thereby fixing the position of the sealing gasket 503, and thus eliminating the need for workers to hold the sealing gasket 503 to install the connecting shell 2, thereby improving the installation efficiency of the connecting shell 2. The arc surface of the limit rod 508 is covered with a spring 510, and the two ends of the spring 510 are respectively fixedly connected to the limit rod 508 and the short arm of the L block 509.The spring 510 achieves the effect of automatically resetting the limit rod 508. The surface of the circular sleeve 502 is fixedly connected with a sharp cone 511, and the surface of the sharp cone 511 is fixedly connected with two spurs 512. The spurs 512 and the sharp cone 511 are both located in the sealing gasket 503. One end of the screw 513 is glued with a flexible pad 514, and the flexible pad 514 is against the surface of the outer shell 1. The flexible pad 514 is made of rubber. When the sealing gasket 503 is pressed, the sharp cone 511 and the spurs 512 will be inserted into the sealing gasket 503, and the sharp cone 511 and the spurs 512 reach The function of fixing the sealing gasket 503 is to prevent the sealing gasket 503 from shifting during use. At the same time, the sealing gasket 503 can be torn off to facilitate regular replacement of the sealing gasket 503. The screw 513 will drive the flexible pad 514 to move until the flexible pad 514 is against the surface of the outer shell 1, so that the connecting shell 2 can be installed on the outer shell 1. The flexible pad 514 can protect the outer shell 1 and prevent the screw 513 from directly contacting the outer shell 1 for a long time, causing wear or damage to the outer shell 1.
[0032] Reference Figure 2 — Figure 5 As shown, specifically, the auxiliary device 6 includes a support frame 62, the support frame 62 is fixedly connected to the outer shell 1, a fixed block 61 is fixedly connected to the surface of the connecting shell 2, a rectangular groove 64 is opened on the surface of the support frame 62, and a sliding frame 63 is slidably connected to the inner wall of the rectangular groove 64, and the sliding frame 63 is slidably connected to the fixed block 61. By setting the auxiliary device 6, the connection shell 2 can be quickly installed, and the connection shell 2 is placed on the sliding frame 63 to limit the rotation angle of the connection shell 2, so as to avoid unnecessary rotation of the workers when docking the connection shell 2, and at the same time, the labor intensity of the workers can be reduced, and the connection shell 2 can be improved. For installation efficiency, a plurality of balls 65 are rotatably connected on the surface of the sliding frame 63, and the balls 65 are slidably connected to the inner wall of the rectangular groove 64. The sliding of the sliding frame 63 will drive the balls 65 to rotate, and the balls 65 can reduce the friction between the sliding frame 63 and the inner wall of the rectangular groove 64, so that the sliding frame 63 can be moved more conveniently. The surface of the sliding frame 63 is provided with an inclined surface. When placing the connecting shell 2, the surface of the sliding frame 63 is provided with an inclined surface. The inclined surface facilitates the installation of the fixing block 61, thereby facilitating the installation of the connecting shell 2 and avoiding the situation where the fixing block 61 and the sliding frame 63 have a high degree of fit and are difficult to install.
[0033] Working principle: when the spiral baffle heat exchanger is needed to cool the oil, the sealing gasket 503 is first placed on the circular sleeve 502, and then the sealing gasket 503 is pressed. At this time, the pointed cone 511 and the thorn 512 are inserted into the sealing gasket 503. The pointed cone 511 and the thorn 512 can fix the sealing gasket 503 to prevent the sealing gasket 503 from shifting during use. At the same time, the sealing gasket 503 can be torn off, which can facilitate the regular replacement of the sealing gasket 503. Then the circular sleeve 502 is pushed in the direction close to the protrusion 501. When the circular sleeve 502 moves, it will drive the limit block 501. 05 is moved, and then the long plate 507 is pulled. The long plate 507 slides along the arc surface of the fixing rod 506. The long plate 507 drives the limiting rod 508 along the surface of the L block 509. At the same time, the limiting rod 508 stretches the spring 510. When the circular sleeve 502 is located on the surface of the connecting shell 2, the long plate 507 is released. At this time, the spring 510 starts to drive the limiting rod 508 to insert into the surface of the short arm of the L block 509 with its own elastic force. The limiting rod 508 can fix the position of the circular sleeve 502, thereby fixing the position of the sealing gasket 503, and then there is no need for workers to hold the sealing gasket 503 to install the connecting shell 2. The situation occurs, improving the installation efficiency of the connecting shell 2, the spring 510 achieves the effect of automatically resetting the limit rod 508, and then pushes the connecting shell 2 in the direction close to the outer shell 1, the connecting shell 2 will drive the installation block 504 to move, so that the installation block 504 is inserted into the installation hole 515, and then the screw 513 is rotated, the screw 513 moves with the help of the outer shell 1 and the threads in the installation block 504, the screw 513 will drive the flexible pad 514 to move until the flexible pad 514 is against the surface of the outer shell 1, so that the connecting shell 2 can be installed on the outer shell 1, and the flexible pad 514 can protect the outer shell 1 to avoid long-term screw In the case where the rod 513 directly contacts the outer shell 1 and causes wear or damage to the outer shell 1, a sealing device 5 is provided, and the cooperation among the protrusion 501, the circular sleeve 502, the sealing gasket 503, the mounting block 504, the screw 513 and the mounting hole 515 can be utilized to achieve rapid replacement of the sealing gasket 503 between the outer shell 1 and the connecting shell 2, thereby avoiding the problem of damage to the sealing gasket 503 due to long-term use. In this way, workers can promptly discover and replace the sealing gasket 503, thereby avoiding problems with the spiral baffle heat exchanger due to leakage, thereby improving the stability of the spiral baffle heat exchanger during the cooling of oil.
[0034] When docking the connecting shell 2, it is necessary to use the auxiliary device 6 for quick docking. First, the fixed block 61 on the surface of the connecting shell 2 is placed on the sliding frame 63, and then the sliding frame 63 is pushed. The sliding frame 63 slides along the inner wall of the rectangular groove 64. The sliding of the sliding frame 63 will drive the ball 65 to rotate. The ball 65 can reduce the friction between the sliding frame 63 and the inner wall of the rectangular groove 64, thereby moving the sliding frame 63 more conveniently. When placing the connecting shell 2, the surface of the sliding frame 63 is provided with an inclined surface, which serves to facilitate the installation of the fixed block 61, thereby facilitating the installation of the connecting shell 2 and avoiding the situation where the fixing block 61 and the sliding frame 63 have a high degree of fit and are difficult to install. By setting the auxiliary device 6, the quick installation of the connecting shell 2 can be achieved. The connecting shell 2 is placed on the sliding frame 63 to limit the rotation angle of the connecting shell 2, avoiding unnecessary rotation of the workers when docking the connecting shell 2, and at the same time reducing the labor intensity of the workers and improving the installation efficiency of the connecting shell 2.
[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.
Claims
1. A cooling device for petrochemical production, comprising an outer shell (1), both sides of the outer shell (1) are detachably mounted with connecting shells (2), the surface of the outer shell (1) is connected with an inlet pipe (3), the surface of the outer shell (1) is connected with an outlet pipe (4), and the surface of the connecting shell (2) is provided with a sealing device (5), characterized in that: The sealing device (5) comprises a protrusion (501), wherein the protrusion (501) is fixedly connected to the connecting shell (2), a circular sleeve (502) is slidably connected to the surface of the protrusion (501), a sealing gasket (503) is installed on the surface of the circular sleeve (502), a mounting block (504) is fixedly connected to the surface of the connecting shell (2), a mounting hole (515) is opened on the surface of the outer shell (1), the mounting block (504) is slidably connected to the inner wall of the mounting hole (515), the mounting block (504) penetrates the sealing gasket (503), and a screw rod (513) is threadedly connected to the surface of the outer shell (1), and the screw rod (513) is threadedly connected to the mounting block (504).
2. A cooling device for petrochemical production according to claim 1, characterized in that: The surface of the circular sleeve (502) is fixedly connected to a limiting block (505); the surface of the connecting shell (2) is fixedly connected to a fixing rod (506); the arc surface of the fixing rod (506) is slidably connected to a long plate (507); the surface of the long plate (507) is fixedly connected to a limiting rod (508); the surface of the connecting shell (2) is fixedly connected to an L block (509); the limiting rod (508) and the short arm of the L block (509) are slidably penetrated; the limiting rod (508) is slidably connected to the limiting block (505).
3. A cooling device for petrochemical production according to claim 2, characterized in that: The arc surface of the limiting rod (508) is sleeved with a spring (510), and the two ends of the spring (510) are respectively fixedly connected to the limiting rod (508) and the short arm of the L block (509).
4. A cooling device for petrochemical production according to claim 1, characterized in that: A pointed cone (511) is fixedly connected to the surface of the circular sleeve (502), and two protruding spikes (512) are fixedly connected to the surface of the pointed cone (511). The protruding spikes (512) and the pointed cone (511) are both located inside the sealing pad (503). A flexible pad (514) is glued to one end of the screw rod (513), and the flexible pad (514) is against the surface of the outer shell (1). The flexible pad (514) is made of rubber.
5. A cooling device for petrochemical production according to claim 1, characterized in that: An auxiliary device (6) is provided on the surface of the outer shell (1), and the auxiliary device (6) comprises a support frame (62), and the support frame (62) is fixedly connected to the outer shell (1). A fixed block (61) is fixedly connected to the surface of the connecting shell (2), and a rectangular groove (64) is provided on the surface of the support frame (62). A sliding frame (63) is slidably connected to the inner wall of the rectangular groove (64), and the sliding frame (63) is slidably connected to the fixed block (61).
6. A cooling device for petrochemical production according to claim 5, characterized in that: A plurality of round balls (65) are rotatably connected to the surface of the sliding frame (63), and the round balls (65) are slidably connected to the inner wall of the rectangular groove (64).
7. A cooling device for petrochemical production according to claim 5, characterized in that: The surface of the sliding frame (63) is provided with an inclined surface.