Sealing structure of high-temperature and high-pressure reaction kettle

Abstract

The utility model relates to the technical field of sealing of high-temperature and high-pressure reaction kettles, in particular to a sealing structure of a high-temperature and high-pressure reaction kettle, which is characterized in that a first sealing ring is arranged at the top of an extension plate, a sealing groove is formed in the bottom of a sealing cover, and the first sealing ring and the sealing groove are in embedded sealing connection to enhance the sealing performance in the reaction kettle; the insertion groove is formed in the edge of the top of the reaction kettle, the second sealing ring, the third sealing ring and the fourth sealing ring are arranged in the insertion groove, the second sealing ring and the third sealing ring are connected with the two sides of the insertion ring on the sealing cover in a sealed mode, the fourth sealing ring is connected with the bottom of the insertion ring in a sealed mode, and meanwhile through the adjusting handle, the insertion ring can be adjusted conveniently. The connection between the second sealing ring and the surface of the insertion ring is tighter, so that the sealing effect is improved; a plurality of connecting blocks are arranged at the edge of the bottom of the sealing cover, and the connecting blocks are fixedly connected with the surface of the reaction kettle through fixing bolts, so that the sealing cover can be firmly fixed on the reaction kettle conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature and high-pressure reactor sealing, in particular to a sealing structure of a high-temperature and high-pressure reactor. Background Art

[0002] Reactors are broadly understood as containers for physical or chemical reactions. Through the structural design and parameter configuration of the container, the heating, evaporation, cooling and low-speed mixing functions required by the process are realized. Reactors are widely used in the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicine and food. They are pressure vessels used to complete processes such as vulcanization, nitration, hydrogenation, hydrocarbonization, polymerization, condensation, etc.

[0003] At present, most reactors cannot achieve the best of both worlds in terms of stability of connection structure and sealing effect, or have defects in connection stability or sealing. There is an urgent need for a sealing structure of a high-temperature and high-pressure reactor to solve the above problems. Summary of the invention

[0004] The purpose of the utility model is to provide a sealing structure for a high-temperature and high-pressure reactor to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sealing structure of a high-temperature and high-pressure reactor, comprising a reactor and a sealing cover, a discharge port being provided at the bottom of the reactor, a sealing cover being installed at the top of the reactor, a slot being provided at the edge of the top surface of the reactor, two second sealing rings being symmetrically installed on one side of the inner cavity wall of the slot close to the outside of the reactor, a fourth sealing ring being laid on the surface of the inner cavity wall on the other side of the slot, a third sealing ring being laid on the bottom of the inner cavity of the slot, an extension plate being provided on the top of the inner cavity wall of the reactor, a connecting ring being provided at the bottom of the sealing cover, an inserting ring being installed on the bottom surface of the connecting ring, a feed port being provided at the top of the sealing cover, a plurality of connecting blocks being provided at the bottom edge of the sealing cover, and the connecting blocks being fixedly connected to the surface of the reactor by fixing bolts.

[0006] Preferably, the second sealing ring is semi-fan-shaped, and the back side of the second sealing ring is connected to the inner cavity wall surface of the slot via a spring.

[0007] Preferably, a plurality of adjusting screw rods are evenly threadedly connected to the surface of the reactor, one end of the adjusting screw rod is connected to the second sealing ring, and the other end of the adjusting screw rod is connected to a handle.

[0008] Preferably, the plug-in ring is plug-fitted into the slot, and the second sealing ring and the fourth sealing ring are tightly fitted to the surface of the plug-in ring, and a plurality of sealing strips are evenly arranged on the surface of the fourth sealing ring.

[0009] Preferably, a first sealing ring is provided on the top of the extension plate, a sealing groove is provided on the bottom of the sealing cover, and the first sealing ring is fitted and sealed in the sealing groove.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is provided with a first sealing ring on the top of the extension plate, a sealing groove is opened at the bottom of the sealing cover, and the first sealing ring is engaged and sealed with the sealing groove to enhance the sealing inside the reactor; a slot is opened at the top edge of the reactor, and a second sealing ring, a third sealing ring and a fourth sealing ring are arranged in the slot, and the second sealing ring and the third sealing ring are sealed to the two sides of the plug-in ring on the sealing cover, and the fourth sealing ring is sealed to the bottom of the plug-in ring, and at the same time, the handle is adjusted to make the second sealing ring and the surface of the plug-in ring more tightly connected, thereby improving the sealing effect; a plurality of connecting blocks are provided at the bottom edge of the sealing cover, and the connecting blocks are fixedly connected to the surface of the reactor by fixing bolts, so that the sealing cover is conveniently fixed firmly on the reactor. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the slot structure of the utility model;

[0013] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0014] Figure 4 It is a schematic diagram of the sealing cover structure of the utility model.

[0015] In the figure: 1. Reactor; 2. Sealing cover; 3. Feed inlet; 4. Discharge outlet; 5. Connecting ring; 6. Connecting block; 7. Fixing bolt; 8. Adjusting screw rod; 9. Handle; 10. Extension plate; 11. First sealing ring; 12. Slot; 13. Spring; 14. Second sealing ring; 15. Third sealing ring; 16. Fourth sealing ring; 17. Sealing strip; 18. Insert ring; 19. Sealing groove. DETAILED DESCRIPTION

[0016] 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.

[0017] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 indirectly connected 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 according to specific circumstances.

[0019] See also Figure 1-4 The utility model provides a technical solution: a sealing structure of a high-temperature and high-pressure reactor, comprising a reactor 1 and a sealing cover 2, a discharge port 4 is provided at the bottom of the reactor 1, a sealing cover 2 is installed at the top of the reactor 1, a slot 12 is provided at the edge of the top surface of the reactor 1, two second sealing rings 14 are symmetrically installed on one side of the inner cavity wall of the slot 12 close to the outside of the reactor 1, a fourth sealing ring 16 is laid on the inner cavity wall surface on the other side of the slot 12, a third sealing ring 15 is laid on the inner cavity bottom of the slot 12, an extension plate 10 is provided on the top of the inner cavity wall of the reactor 1, a connecting ring 5 is provided at the bottom of the sealing cover 2, an inserting ring 18 is installed on the bottom surface of the connecting ring 5, a feed inlet 3 is provided at the top of the sealing cover 2, a plurality of connecting blocks 6 are provided at the bottom edge of the sealing cover 2, and the connecting block 6 is fixedly connected to the surface of the reactor 1 through fixing bolts 7.

[0020] Furthermore, the second sealing ring 14 is semi-sector-shaped, and the back side of the second sealing ring 14 is connected to the inner wall surface of the slot 12 via the spring 13 .

[0021] Furthermore, a plurality of adjusting screw rods 8 are evenly threadedly connected to the surface of the reactor 1 , one end of the adjusting screw rod 8 is connected to the second sealing ring 14 , and the other end of the adjusting screw rod 8 is connected to a handle 9 .

[0022] Furthermore, the insertion ring 18 is plugged and connected with the slot 12 , and the second sealing ring 14 and the fourth sealing ring 16 are tightly fitted with the surface of the insertion ring 18 , and a plurality of sealing strips 17 are evenly arranged on the surface of the fourth sealing ring 16 .

[0023] Furthermore, a first sealing ring 11 is disposed on the top of the extension plate 10 , a sealing groove 19 is formed on the bottom of the sealing cover 2 , and the first sealing ring 11 is fitted and sealed in the sealing groove 19 .

[0024] The utility model provides a first sealing ring 11 on the top of the extension plate 10, and a sealing groove 19 is provided at the bottom of the sealing cover 2. The first sealing ring 11 is engaged with the sealing groove 19 and sealed to enhance the sealing performance in the reactor 1; a slot 12 is provided at the top edge of the reactor 1, and a second sealing ring 14, a third sealing ring 15 and a fourth sealing ring 16 are provided in the slot 12, and the second sealing ring 14 and the third sealing ring 15 are sealed to both sides of the plug-in ring 18 on the sealing cover 2, and the fourth sealing ring 16 is sealed to the bottom of the plug-in ring 18, and at the same time, the second sealing ring 14 is more tightly connected to the surface of the plug-in ring 18 by adjusting the handle 9, so as to improve the sealing effect; a plurality of connecting blocks 6 are provided at the bottom edge of the sealing cover 2, and the connecting blocks 6 are fixedly connected to the surface of the reactor 1 by fixing bolts 7, so that the sealing cover 2 is conveniently fixed firmly on the reactor 1.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealing structure for a high-temperature and high-pressure reactor, comprising a reactor (1) and a sealing cover (2), characterized in that: The reactor (1) is provided with a discharge port (4) at the bottom, a sealing cover (2) is installed at the top of the reactor (1), a slot (12) is provided at the edge of the top surface of the reactor (1), two second sealing rings (14) are symmetrically installed on one side of the inner cavity wall of the slot (12) close to the outside of the reactor (1), a fourth sealing ring (16) is laid on the inner cavity wall surface of the other side of the slot (12), and a third sealing ring (15) is laid on the inner cavity bottom of the slot (12), an extension plate (10) is provided at the top of the inner cavity wall of the reactor (1), a connecting ring (5) is provided at the bottom of the sealing cover (2), and an inserting ring (18) is installed on the bottom surface of the connecting ring (5), a feed port (3) is provided at the top of the sealing cover (2), and a plurality of connecting blocks (6) are provided at the bottom edge of the sealing cover (2), and the connecting blocks (6) are fixedly connected to the surface of the reactor (1) by fixing bolts (7).

2. The sealing structure of a high-temperature and high-pressure reactor according to claim 1, characterized in that: The second sealing ring (14) is semi-sector-shaped, and the back surface of the second sealing ring (14) is connected to the inner wall surface of the slot (12) via a spring (13).

3. The sealing structure of a high-temperature and high-pressure reactor according to claim 1, characterized in that: The surface of the reaction kettle (1) is evenly threaded with a plurality of adjusting screw rods (8), one end of the adjusting screw rod (8) is connected to the second sealing ring (14), and the other end of the adjusting screw rod (8) is connected to a handle (9).

4. The sealing structure of a high temperature and high pressure reactor according to claim 1, characterized in that: The insertion ring (18) is plugged into the slot (12), and the second sealing ring (14) and the fourth sealing ring (16) are tightly fitted to the surface of the insertion ring (18), and a plurality of sealing strips (17) are evenly arranged on the surface of the fourth sealing ring (16).

5. The sealing structure of a high temperature and high pressure reactor according to claim 1, characterized in that: A first sealing ring (11) is arranged on the top of the extension plate (10), a sealing groove (19) is provided on the bottom of the sealing cover (2), and the first sealing ring (11) and the sealing groove (19) are engaged and sealed.

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