High-temperature air locking valve

Abstract

The utility model provides a high-temperature air locking valve, which relates to the technical field of high-temperature air locking valves, and is characterized in that one end of an air locking valve body is communicated with an extension connecting pipe, the inner end of a sealing sleeve is hermetically and rotatably connected with the other end of the extension connecting pipe, and sealing elastic components are arranged in the inner end of the sealing sleeve and the end part of the extension connecting pipe; and the end part of the communicating pipeline is rotationally connected with the outer end of the sealing sleeve. According to the device, the sealing sleeve is rotated to drive the locking guide column to rotate, the locking guide column can complete displacement in the locking guide groove, the extension connecting pipe and the communication pipeline are tightly combined, and the direct connection relation between the extension connecting pipe and the communication pipeline is tighter through matching of a first fixing disc, a second fixing disc and a strong spring; when the air locking valve body needs to be maintained and replaced, only the sealing sleeve needs to be rotated, the locking guide column overcomes the constraint of the locking guide groove, the extending connecting pipe and the communicating pipeline are separated, operation is easy and convenient, and maintenance is convenient.

Description

Technical Field

[0001] The present application relates to the technical field of high-temperature air lock valves, and in particular to a high-temperature air lock valve. Background Art

[0002] An airlock discharge valve is a device commonly used in powdered material conveying systems. Its primary function is to control the flow and discharge of materials during the conveying process. It operates by locking and unlocking air to control the flow of materials. The structure of an airlock discharge valve is relatively simple, consisting primarily of a valve body, a valve, an airlock device, and a control system. The valve is a key component within the valve body, and its open and closed state directly affects the flow of materials. The airlock device is a key component in controlling the opening and closing of the valve, controlling the flow of air.

[0003] Most of the air lock valves on the market are fixed with screws and nuts. In a relatively small space, it is not convenient to use tools. In addition, when maintaining or replacing the air lock valve, the operation is difficult and inconvenient to maintain, so there are shortcomings. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a high-temperature air lock valve, which aims to improve the problem that most air lock valves on the market are fixed with screws and nuts, which makes it inconvenient to use tools in relatively small spaces, and difficult to operate and inconvenient to maintain when maintaining or replacing the air lock valve.

[0005] This application is implemented as follows:

[0006] The present application provides a high-temperature air lock valve comprising:

[0007] An air lock valve body, one end of which is connected to an extension connecting pipe;

[0008] A fixing assembly, the fixing assembly comprising a sealing sleeve, the inner end of the sealing sleeve being sealingly and rotatably connected to the other end of the extending connecting pipe, and a sealing elastic member being provided in the inner end of the sealing sleeve and the end of the extending connecting pipe;

[0009] The pipeline assembly includes a communicating pipeline, the end of which is rotatably connected to the outer end of the sealing sleeve, and the end of which conflicts with the end of the extending connecting pipe.

[0010] In one embodiment of the present application, an extension fixing ring is provided at the port portion of the extension connecting pipe, and the extension fixing ring is rotatably matched with the inner end of the sealing sleeve.

[0011] In one embodiment of the present application, the sealing elastic member is disposed between the extending fixing ring and the inner end of the sealing sleeve.

[0012] In one embodiment of the present application, the inner end of the sealing sleeve is fixedly connected to three equidistantly arranged locking guide columns, the inner end of the locking guide column is not set as a semi-spherical structure, and the outer end of the locking guide column passes through the side wall of the sealing sleeve and extends outward.

[0013] In one embodiment of the present application, an outer turntable is provided on the outside of the sealing sleeve, and the side walls of the outer turntable are fixedly connected to the outer ends of the three locking guide columns.

[0014] In one embodiment of the present application, the sealing elastic component includes a first fixed disk, a second fixed disk and a strong spring, the outer wall of the first fixed disk conflicts with the inner end wall of the sealing sleeve, the outer wall of the second fixed disk conflicts with the extended fixed ring, the second fixed disk is arranged opposite to the first fixed disk, the inner side wall of the second fixed disk and the inner side wall of the first fixed disk are both provided with grooves, one end of the strong spring conflicts with the groove of the inner side wall of the first fixed disk, and the other end of the strong spring conflicts with the groove of the inner side wall of the second fixed disk.

[0015] In one embodiment of the present application, a first sealing gasket is provided inside the extension fixing ring, the outer portion of the first sealing gasket is in contact with the side wall of the extension fixing ring, and the inner end of the first sealing gasket is inserted into the extension connecting tube.

[0016] In one embodiment of the present application, three locking guide grooves are equidistantly formed on the outer wall of the inner end of the communicating pipe, and the three locking guide grooves are respectively matched with the three locking guide columns.

[0017] In one embodiment of the present application, an extension collar is fixedly connected to the inner end of the communicating pipe.

[0018] In one embodiment of the present application, a second sealing gasket is provided at the inner end of the connecting pipe, and a sealing groove is opened inside the second sealing gasket for sealingly connecting with the extension ring, and the end of the second sealing gasket is inserted into the first sealing gasket.

[0019] The beneficial effect of the present application is that the locking guide post is driven to rotate by rotating the sealing sleeve, and the locking guide post will complete the displacement in the locking guide groove, and the extended connecting pipe and the connecting pipe are tightly combined. The inner end of the sealing sleeve and the end of the extended connecting pipe are provided with a first fixing plate, a second fixing plate and a strong spring. The first fixing plate, the second fixing plate and the strong spring match and make the direct connection relationship between the extended connecting pipe and the connecting pipe tighter, thereby avoiding air leakage. The strong spring has elastic force, and when the extended connecting pipe and the connecting pipe are fitted, the strong spring is in a compressed state, thereby increasing the force of the tight connection between the extended connecting pipe and the connecting pipe. Three locking guide grooves are equidistantly provided on the outer wall of the inner end of the connecting pipe, and the three locking guide grooves are respectively cooperated with the three locking guide posts. The end of the arc groove of the locking guide groove will bend toward the inner port of the connecting pipe to form a hook-shaped arc, which has a locking effect and avoids the locking guide post from being locked without external force. When the air lock valve body needs to be maintained and replaced, it is only necessary to rotate the sealing sleeve so that the locking guide post overcomes the constraint of the locking guide groove and separates the extended connecting pipe and the connecting pipe. The operation is simple and convenient, maintenance is convenient, and the two can be separated in a small space without the need for tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0021] Figure 1 A schematic structural diagram of a fixing assembly is provided for an embodiment of the present application;

[0022] Figure 2 A schematic structural diagram of a pipeline assembly is provided for an embodiment of the present application;

[0023] Figure 3 A schematic structural diagram of a cross-section of a sealing sleeve is provided for an embodiment of the present application;

[0024] Figure 4 A schematic structural diagram of a first sealing gasket is provided for an embodiment of the present application;

[0025] Figure 5 A structural schematic diagram of a second sealing gasket is provided for an embodiment of the present application.

[0026] In the figure: 1. Air lock valve body; 2. Fixing assembly; 3. Pipe assembly; 4. Extended connecting pipe; 5. Sealing sleeve; 6. Connecting pipe; 7. Locking guide groove; 8. Outer turntable; 9. Locking guide column; 10. First fixed disk; 11. Second fixed disk; 12. Strong spring; 13. First sealing gasket; 14. Second sealing gasket; 15. Sealing slot; 16. Extended ring. DETAILED DESCRIPTION

[0027] The following embodiments of the present invention are described in detail with reference to the accompanying drawings. In the absence of conflict, the following embodiments and features in the embodiments may be combined with each other.

[0028] like Figure 1-Figure 5 As shown, a high-temperature air lock valve according to an embodiment of the present application includes:

[0029] The air lock valve body 1, one end of the air lock valve body 1 is connected to an extension connecting pipe 4, and the port portion of the extension connecting pipe 4 is provided with an extension fixing ring, which is convenient for connecting with the limit position inside the sealing sleeve 5 to prevent the sealing sleeve 5 from detaching from the end of the extension connecting pipe 4, and the extension fixing ring is rotatably matched with the inner end of the sealing sleeve 5. A first sealing gasket 13 is provided inside the extension fixing ring, and the outer side of the first sealing gasket 13 contacts the side wall of the extension fixing ring. The inner end of the first sealing gasket 13 is plugged into the extension connecting pipe 4, and the first sealing gasket 13 can seal the port portion of the extension connecting pipe 4, avoiding air leakage when the extension connecting pipe 4 and the communicating pipe 6 contact. The first sealing gasket 13 is plugged into the port portion of the extension connecting pipe 4, which is convenient for installation of the first sealing gasket 13 and avoids the situation where there is a gap in the docking. The first sealing gasket 13 is made of rubber material and has certain elasticity and ductility.

[0030] The outer ends of the three locking guide posts 9 are fixedly connected to the outer ends of the three locking guide posts 9 to facilitate the rotation of the sealing sleeve 5. The inner end of the sealing sleeve 5 and the end of the extension connecting pipe 4 are provided with a sealing elastic member, which is provided in the extension connecting pipe 4. The sealing elastic member is provided in the extension fixing ring and the outer ends of the three locking guide posts 9. The second fixing plate 11 is arranged opposite to the first fixing plate 10, and the inner wall of the second fixing plate 11 and the inner wall of the first fixing plate 10 are both provided with grooves. One end of the strong spring 12 is in conflict with the groove of the inner wall of the first fixing plate 10, and the other end of the strong spring 12 is in conflict with the groove of the inner wall of the second fixing plate 11. Through the matching of the first fixing plate 10, the second fixing plate 11 and the strong spring 12, the direct connection relationship between the extended connecting pipe 4 and the communicating pipe 6 is tighter, avoiding air leakage. The strong spring 12 has elastic force. When the extended connecting pipe 4 and the communicating pipe 6 are fitted together, the strong spring 12 is in a compressed state, thereby increasing the force of the tight connection between the extended connecting pipe 4 and the communicating pipe 6;

[0031] The pipe assembly 3 includes a connecting pipe 6, the end of the connecting pipe 6 is rotatably connected to the outer end of the sealing sleeve 5, the end of the connecting pipe 6 conflicts with the end of the extended connecting pipe 4, and the inner end outer wall of the connecting pipe 6 is equidistantly provided with three locking guide grooves 7, and the three locking guide grooves 7 are respectively cooperated with the three locking guide posts 9. The arc groove end of the locking guide groove 7 will bend toward the inner end of the connecting pipe 6 to form a hook-shaped arc, which has a locking effect, preventing the locking guide post 9 from escaping from the locking guide groove 7 without external force, and after the locking guide post 9 enters the end arc of the locking guide groove 7, under the cooperation of the first fixed plate 10, the second fixed plate 11 and the strong spring 12, the pulling force of the locking guide post 9 is always toward one end of the extended connecting pipe 4, thereby completing stable locking, the inner end of the connecting pipe 6 is fixedly connected with an extension ring 16, and the inner end of the connecting pipe 6 is provided with a second sealing gasket 14, and the interior of the second sealing gasket 14 is provided with a The sealing card groove 15 that is sealed with the extension ring 16, the end portion of the second sealing gasket 14 is inserted into the first sealing gasket 13. During installation, the locking guide post 9 is docked with the mouth of the locking guide groove 7, and then the locking guide groove 7 is pushed in the direction of the extension connecting pipe 4, and the sealing sleeve 5 is rotated at the same time, so that the locking guide post 9 moves along the arc groove of the locking guide groove 7, thereby completing the locking, and at the same time, the second sealing gasket 14 will be sealed and inserted into the first sealing gasket 13 to prevent air leakage. The second sealing gasket 14 is made of rubber material and has a certain elasticity and ductility. When the air lock valve body 1 needs to be maintained and replaced, it is only necessary to rotate the sealing sleeve 5 so that the locking guide post 9 overcomes the constraint of the locking guide groove 7 {the first fixed disk 10, the second fixed disk 11, the strong spring 12, the first sealing gasket 13 and the second sealing gasket 14 are relatively ductile, and thus have a certain operating space}, and the extension connecting pipe 4 and the connecting pipe 6 are separated. The operation is simple and convenient, and maintenance is convenient.

[0032] Specifically, the working principle of the high-temperature air lock valve: the port part of the extension connecting pipe 4 is provided with an extension fixing sleeve ring, which is convenient to connect with the limiting part inside the sealing sleeve 5, avoids the sealing sleeve 5 from being separated from the end part of the extension connecting pipe 4, the inner end of the first sealing washer 13 is inserted and connected in the extension connecting pipe 4, the first sealing washer 13 can seal the port part of the extension connecting pipe 4, avoids the air leakage when the extension connecting pipe 4 contacts with the communication pipeline 6, and the first sealing washer 13 is inserted and connected in the port part of the extension connecting pipe 4, which is convenient for the installation of the first sealing washer 13 and avoids the existence of gaps during the butt joint, the sealing sleeve 5 drives the locking guide column 9 to rotate, the locking guide column 9 will complete the displacement in the locking guide groove 7, and the extension connecting pipe 4 and the communication pipeline 6 are tightly combined, the outer end of the locking guide column 9 penetrates through the side wall of the sealing sleeve 5 and extends outward, the outer part of the sealing sleeve 5 is provided with an outer rotating disc 8, the side walls of the outer rotating disc 8 are fixedly connected with the outer ends of the three locking guide columns 9, which is convenient for the rotation of the sealing sleeve 5, the inner end of the sealing sleeve 5 and the end part of the extension connecting pipe 4 are provided with a first fixed disc 10, a second fixed disc 11 and a strong spring 12, the outer side wall of the first fixed disc 10 abuts against the inner end wall of the sealing sleeve 5, the outer side wall of the second fixed disc 11 abuts against the extension fixing sleeve ring, the second fixed disc 11 is oppositely arranged with the first fixed disc 10, the inner side wall of the second fixed disc 11 and the inner side wall of the first fixed disc 10 are both provided with a groove, one end of the strong spring 12 abuts against the groove in the inner side wall of the first fixed disc 10, the other end of the strong spring 12 abuts against the groove in the inner side wall of the second fixed disc 11, the matching of the first fixed disc 10, the second fixed disc 11 and the strong spring 12 makes the direct connection relationship between the extension connecting pipe 4 and the communication pipeline 6 more closely, avoids the air leakage, the strong spring 12 has elasticity, when the extension connecting pipe 4 and the communication pipeline 6 are close, the strong spring 12 is in compression, thereby increasing the force of the close combination between the extension connecting pipe 4 and the communication pipeline 6, three locking guide grooves 7 are equidistantly arranged on the inner end outer wall of the communication pipeline 6, the three locking guide grooves 7 are respectively arranged in cooperation with the three locking guide columns 9, the end of the circular groove of the locking guide groove 7 is curved towards the inner port of the communication pipeline 6, forming a hook-shaped circular arc, which has a locking effect, avoids the locking guide column 9 from being separated from the locking guide groove 7 without external force, and after the locking guide column 9 enters the end circular arc of the locking guide groove 7, under the cooperation of the first fixed disc 10, the second fixed disc 11 and the strong spring 12, the pulling force of the locking guide column 9 is always towards one end of the extension connecting pipe 4, thereby completing stable locking, during the installation, the locking guide column 9 is butt jointed with the port part of the locking guide groove 7, then the locking guide groove 7 is pushed towards the extension connecting pipe 4, at the same time, the sealing sleeve 5 is rotated, so that the locking guide column 9 moves along the circular groove of the locking guide groove 7, thereby completing the locking, and at the same time, the second sealing washer 14 is sealed and inserted into the first sealing washer 13, avoids the air leakage.The second sealing gasket 14 is made of rubber and has a certain degree of elasticity and ductility. When the air lock valve body 1 needs to be maintained or replaced, it is only necessary to rotate the sealing sleeve 5 so that the locking guide column 9 overcomes the constraints of the locking guide groove 7 (the first fixing plate 10, the second fixing plate 11, the strong spring 12, the first sealing gasket 13 and the second sealing gasket 14 are relatively ductile, thus providing sufficient operating space). Separating the extension connecting pipe 4 and the connecting pipe 6 is simple and convenient operation, making maintenance easy.

[0033] The above are merely examples of the present application and are not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present application should be included within the scope of protection of the present application. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

Claims

1. A high-temperature air lock valve, characterized in that: include: An air lock valve body (1), one end of the air lock valve body (1) being connected to an extension connecting pipe (4); A fixing assembly (2), the fixing assembly (2) comprising a sealing sleeve (5), the inner end of the sealing sleeve (5) being sealingly rotatably connected to the other end of the extension connecting pipe (4), and a sealing elastic member being provided in the inner end of the sealing sleeve (5) and the end of the extension connecting pipe (4); A pipe assembly (3), the pipe assembly (3) comprising a connecting pipe (6), the end of the connecting pipe (6) being rotatably connected to the outer end of the sealing sleeve (5), and the end of the connecting pipe (6) being in conflict with the end of the extending connecting pipe (4).

2. A high temperature air lock valve according to claim 1, characterized in that: The end portion of the extension connecting pipe (4) is provided with an extension fixing ring, and the extension fixing ring is rotatably matched with the inner end of the sealing sleeve (5).

3. A high temperature air lock valve according to claim 2, characterized in that: The sealing elastic member is arranged between the inner end of the extending fixed ring and the sealing sleeve (5).

4. A high temperature air lock valve according to claim 3, characterized in that: The inner end of the sealing sleeve (5) is fixedly connected to three locking guide columns (9) arranged at equal intervals. The inner end of the locking guide column (9) is not arranged as a semi-spherical structure, and the outer end of the locking guide column (9) penetrates the side wall of the sealing sleeve (5) and extends outward.

5. A high temperature air lock valve according to claim 4, characterized in that: An outer rotary disc (8) is provided on the outside of the sealing sleeve (5), and the side walls of the outer rotary disc (8) are fixedly connected to the outer ends of the three locking guide columns (9).

6. A high temperature air lock valve according to claim 5, characterized in that: The sealing elastic component includes a first fixed disk (10), a second fixed disk (11) and a strong spring (12), the outer wall of the first fixed disk (10) abuts against the inner end wall of the sealing sleeve (5), the outer wall of the second fixed disk (11) abuts against the extended fixed ring, the second fixed disk (11) and the first fixed disk (10) are arranged opposite to each other, the inner wall of the second fixed disk (11) and the inner wall of the first fixed disk (10) are both provided with grooves, one end of the strong spring (12) abuts against the groove of the inner wall of the first fixed disk (10), and the other end of the strong spring (12) abuts against the groove of the inner wall of the second fixed disk (11).

7. A high temperature air lock valve according to claim 6, characterized in that: A first sealing gasket (13) is provided inside the extension fixing ring, the outside of the first sealing gasket (13) abuts against the side wall of the extension fixing ring, and the inner end of the first sealing gasket (13) is inserted into the extension connecting pipe (4).

8. A high temperature air lock valve according to claim 7, characterized in that: Three locking guide grooves (7) are equidistantly formed on the outer wall of the inner end of the communicating pipe (6), and the three locking guide grooves (7) are respectively arranged in cooperation with the three locking guide columns (9).

9. A high temperature air lock valve according to claim 8, characterized in that: An extension collar (16) is fixedly connected to the inner end of the communication pipe (6).

10. A high temperature air lock valve according to claim 9, characterized in that: A second sealing gasket (14) is provided at the inner end of the communicating pipe (6), a sealing groove (15) is provided inside the second sealing gasket (14) for sealingly sleeved with the extending ring (16), and an end portion of the second sealing gasket (14) is inserted into the first sealing gasket (13).

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