Sealing assembly for liquid heater

Abstract

The utility model relates to the technical field of liquid heater sealing, in particular to a sealing assembly for a liquid heater, which comprises a liquid heater tube, a connecting ring is fixedly connected to the outer surface of the liquid heater tube, a sealing ring is slidably connected to the inner side of the connecting ring, and a bolt is rotatably connected to the outer surface of the sealing ring. Insertion openings are formed in the upper surface and the lower surface of the sealing ring. The inserting plate penetrates through the upper surface of the connecting ring to be inserted into the inner side of the inserting opening formed in the upper surface of the sealing ring, the connecting ring and the sealing ring are rotationally connected through the bolt, and therefore the sealing ring and the connecting ring are fixedly connected, and the sealing ring and the connecting ring are connected in a sliding mode through the first sealing gasket, the second sealing gasket and the sealing ring. Therefore, the sealing performance effect of the device is better, meanwhile, the situation that the connecting ring and the sealing ring are not tightly fixed due to the fact that the bolt is not tightened is prevented, and the sealing performance of the device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid heater sealing, in particular to a sealing component for a liquid heater. Background Art

[0002] Liquid heaters are generally speaking a heater that uses benzoic acid as a heating agent, and utilizes the eddy currents generated by metals in an alternating magnetic field to generate heat. They are usually used in metal heat treatment and other aspects.

[0003] Liquid heaters are usually connected by flanges and fixed by bolts, but the bolts may not be tightened, resulting in the device not being tightly sealed, affecting the use of the device. Utility Model Content

[0004] The utility model aims to provide a sealing assembly for a liquid heater to solve the problem in the above background technology that the bolts are not tightened, resulting in the device not being tightly sealed and affecting the use effect of the device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sealing assembly for a liquid heater, comprising a liquid heater tube, the outer surface of the liquid heater tube is fixedly connected with a connecting ring, the inner side of the connecting ring is slidably connected with a sealing ring, the outer surface of the sealing ring is rotatably connected with a bolt, the upper and lower surfaces of the sealing ring are provided with sockets, the inner side of the socket is slidably connected with an insert plate, the upper surface of the insert plate is fixedly connected with a pull plate, the lower surface of the pull plate is fixedly connected with a spring, the inner surface of the spring is provided with two groups of sealing grooves, the inner side of the sealing groove is provided with a fixing groove, the inner side of the fixing groove is slidably connected with a fixing column, one group of the sealing grooves is slidably connected with a sealing gasket 1, and the inner side of the other group of the sealing grooves is slidably connected with a sealing gasket 2, the liquid heater tube, the connecting ring, the sealing ring and the bolts are all already available in the prior art.

[0006] Preferably, the connecting ring is in the shape of a circular ring, the inner part of the connecting ring is hollow, the sealing ring is in the shape of a circular ring, the sealing ring is slidably connected to the inner side of the connecting ring and fits with the connecting ring, and its function is to enter the inner side of the connecting ring through the sliding connection of the sealing ring, thereby making the sealing better.

[0007] Preferably, the socket is an arc-shaped groove, and the socket is opened in two groups on the upper and lower surfaces of the sealing ring. The upper and lower surfaces of the connecting ring are also provided with sockets. The plug plate is an arc-shaped plate, and the plug plate is plugged and connected with the socket by passing through the upper surface of the connecting ring. Its function is to determine whether the sealing ring is fitted and connected with the connecting ring through the plug plate and the socket. At the same time, it also makes the connection between the connecting ring and the sealing ring tighter.

[0008] Preferably, the spring is in a spiral shape, and the socket is fixedly connected between the pull plate and the connecting ring, and its function is to make the plug plate tightly fit inside the socket under the elastic action of the spring, thereby preventing the bolt from being loosely tightened.

[0009] Preferably, the sealing groove is an annular groove, and the sealing groove is in two groups. The connecting ring and the sealing ring both have two groups of sealing grooves, which function to make the sealing performance of the connecting ring and the sealing ring better by slidingly connecting the sealing gasket 1 and the sealing gasket 2 with the sealing groove.

[0010] Preferably, the fixing groove is a cylindrical groove, the fixing column is adapted to the fixing groove, and the fixing groove and the fixing column are in multiple groups, and their function is to install sealing gasket one and sealing gasket two on the connecting ring through the sliding connection between the fixing column and the fixing groove, thereby facilitating the connection between the sealing ring and the connecting ring.

[0011] Preferably, the sealing gasket 1 and the sealing gasket 2 are both in annular shape, and the sealing gasket 1 and the sealing gasket 2 are respectively slidably connected to the inner sides of the two groups of sealing grooves, which serves to make the sealing performance of the device better. At the same time, it is also convenient to disassemble the sealing gasket 1 and the sealing gasket 2, and to clean and replace them.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. By aligning the fixing columns fixedly connected to the outer surfaces of the sealing gasket 1 and the sealing gasket 2 with the fixing grooves provided in the connecting ring, the sealing gasket 1 and the sealing gasket 2 are respectively slidably connected and enter the inner sides of the two sets of sealing grooves. Since the sealing ring is also provided with two sets of sealing grooves, the two sets of sealing grooves provided in the sealing ring are aligned with the sealing gasket 1 and the sealing gasket 2, so that the sealing ring is slidably connected to the connecting ring, and the plug plate penetrates the upper surface of the connecting ring and is inserted into the inner side of the socket provided on the upper surface of the sealing ring, and then the connecting ring and the sealing ring are rotated and connected by bolts, so that the sealing ring and the connecting ring are fixedly connected, so that the sealing performance of the device is improved through the sealing gasket 1 and the sealing gasket 2, and the sealing ring and the connecting ring are slidably connected, and at the same time, it is also prevented that the connecting ring and the sealing ring are not tightly fixed due to the bolts not being tightened, thereby ensuring the sealing shape of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a side perspective schematic diagram of the structure of the utility model;

[0016] Figure 3 For this utility model Figure 1A three-dimensional schematic diagram of the unfolded structure of the middle connecting ring and the sealing ring;

[0017] Figure 4 For this utility model Figure 2 A three-dimensional schematic diagram of the cross-sectional structure of the middle connecting ring;

[0018] Figure 5 For this utility model Figure 4 A schematic diagram of the enlarged structure at point A in the middle.

[0019] In the figure: 1. liquid heater tube; 2. connecting ring; 3. sealing ring; 4. bolt rack; 5. socket; 6. plug-in plate; 7. pull plate; 8. spring; 9. sealing groove; 10. fixing groove; 11. fixing column; 12. sealing gasket 1; 13. sealing gasket 2. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-5 , an embodiment provided by the utility model:

[0022] A sealing assembly for a liquid heater comprises a liquid heater tube 1, the outer surface of the liquid heater tube 1 is fixedly connected with a connecting ring 2, the inner side of the connecting ring 2 is slidably connected with a sealing ring 3, the outer surface of the sealing ring 3 is rotatably connected with a bolt 4, the upper and lower surfaces of the sealing ring 3 are provided with a socket 5, the inner side of the socket 5 is slidably connected with a plug plate 6, the upper surface of the plug plate 6 is fixedly connected with a pull plate 7, the lower surface of the pull plate 7 is fixedly connected with a spring 8, the inner surface of the spring 8 is provided with two groups of sealing grooves 9, the inner side of the sealing groove 9 is provided with a fixing groove 10, the inner side of the fixing groove 10 is slidably connected with a fixing column 11, one group of the sealing grooves 9 is slidably connected with a sealing gasket 12, and the inner side of the other group of the sealing grooves 9 is slidably connected with a sealing gasket 2 13. The liquid heater tube 1, the connecting ring 2, the sealing ring 3 and the bolt 4 are all already known in the prior art.

[0023] Furthermore, the connecting ring 2 is in the shape of a circular ring, the inner part of the connecting ring 2 is hollow, the sealing ring 3 is in the shape of a circular ring, the sealing ring 3 is slidably connected to the inner side of the connecting ring 2 and fits with the connecting ring 2, and its function is to enter the inner side of the connecting ring 2 through the sliding connection of the sealing ring 3, thereby making the sealing better.

[0024] Furthermore, the socket 5 is an arc-shaped groove, and the socket 5 is opened in two groups on the upper and lower surfaces of the sealing ring 3. The upper and lower surfaces of the connecting ring 2 are also provided with sockets 5. The plug plate 6 is an arc-shaped plate, and the plug plate 6 is plugged and connected with the socket 5 by passing through the upper surface of the connecting ring 2. Its function is to determine whether the sealing ring 3 is fitted and connected with the connecting ring 2 through the plug plate 6 and the socket 5. At the same time, it also makes the connection between the connecting ring 2 and the sealing ring 3 tighter.

[0025] Furthermore, the spring 8 is spirally shaped, and the socket 5 is fixedly connected between the pull plate 7 and the connecting ring 2. Its function is to make the plug plate 6 tightly fit inside the socket 5 under the elastic action of the spring 8, thereby preventing the bolt 4 from being not tightened.

[0026] Furthermore, the sealing groove 9 is an annular groove, and the sealing groove 9 is divided into two groups. Both the connecting ring 2 and the sealing ring 3 have two groups of sealing grooves 9, which are used to be slidably connected to the sealing groove 9 through sealing gasket 1 12 and sealing gasket 2 13, thereby making the sealing performance of the connecting ring 2 and the sealing ring 3 better.

[0027] Furthermore, the fixing groove 10 is a cylindrical groove, the fixing column 11 is adapted to the fixing groove 10, and the fixing groove 10 and the fixing column 11 are in multiple groups. Their function is to install the sealing gasket 12 and the sealing gasket 2 13 on the connecting ring 2 through the sliding connection between the fixing column 11 and the fixing groove 10, so as to facilitate the connection of the sealing ring 3 with the connecting ring 2.

[0028] Furthermore, both sealing gasket 12 and sealing gasket 2 13 are in annular shape, and sealing gasket 12 and sealing gasket 2 13 are respectively slidably connected to the inner sides of the two sets of sealing grooves 9, which serves to make the sealing performance of the device better. At the same time, it is also convenient to disassemble sealing gasket 12 and sealing gasket 2 13, and to clean and replace them.

[0029] Working principle: A connecting ring 2 is fixedly connected to the outer surface of the liquid heater tube 1, a sealing ring 3 is slidably connected to the inner side of the connecting ring 2, a bolt 4 is rotatably connected to the outer surface of the sealing ring 3, sockets 5 are provided on the upper and lower surfaces of the sealing ring 3, a plug plate 6 is slidably connected to the inner side of the socket 5, a pull plate 7 is fixedly connected to the upper surface of the plug plate 6, a spring 8 is fixedly connected to the lower surface of the pull plate 7, two groups of sealing grooves 9 are provided on the inner surface of the spring 8, a fixing groove 10 is provided on the inner side of the sealing groove 9, a fixing column 11 is slidably connected to the inner side of the fixing groove 10, a sealing gasket 12 is slidably connected to the inner side of one group of the sealing grooves 9, and a sealing gasket 2 13 is slidably connected to the inner side of the other group of the sealing grooves 9, by aligning the fixing columns 11 fixedly connected to the outer surfaces of the sealing gaskets 12 and 13 with the fixing grooves 10 provided on the connecting ring 2, The sealing gasket 12 and the sealing gasket 2 13 are respectively slidably connected to the inner sides of the two groups of sealing grooves 9. Since the sealing ring 3 also has two groups of sealing grooves 9, the two groups of sealing grooves 9 provided on the sealing ring 3 are aligned with the sealing gasket 12 and the sealing gasket 2 13, so that the sealing ring 3 is slidably connected to the connecting ring 2, and the plug plate 6 penetrates the upper surface of the connecting ring 2 and is inserted into the inner side of the socket 5 provided on the upper surface of the sealing ring 3, and then the connecting ring 2 and the sealing ring 3 are rotated and connected by the bolt 4, so that the sealing ring 3 is fixedly connected to the connecting ring 2, so that the sealing gasket 12 and the sealing gasket 2 13, as well as the sealing ring 3 and the connecting ring 2 are slidably connected, so that the sealing performance of the device is better, and at the same time, it also prevents the situation that the connecting ring 2 and the sealing ring 3 are not tightly fixed due to the bolt 4 not being tightened, thereby ensuring the sealing shape of the device.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A sealing assembly for a liquid heater, comprising a liquid heater tube (1), characterized in that: The outer surface of the liquid heater tube (1) is fixedly connected with a connecting ring (2), the inner side of the connecting ring (2) is slidably connected with a sealing ring (3), the outer surface of the sealing ring (3) is rotatably connected with a bolt (4), the upper and lower surfaces of the sealing ring (3) are provided with a socket (5), the inner side of the socket (5) is slidably connected with a plug plate (6), the upper surface of the plug plate (6) is fixedly connected with a pull plate (7), the lower surface of the pull plate (7) is fixedly connected with a spring (8), the inner surface of the spring (8) is provided with two groups of sealing grooves (9), the inner side of the sealing groove (9) is provided with a fixing groove (10), the inner side of the fixing groove (10) is slidably connected with a fixing column (11), one group of the sealing grooves (9) is slidably connected with a sealing gasket 1 (12) on the inner side, and the other group of the sealing grooves (9) is slidably connected with a sealing gasket 2 (13) on the inner side.

2. A sealing assembly for a liquid heater according to claim 1, characterized in that: The connecting ring (2) is in the shape of a circular ring, the inner part of the connecting ring (2) is hollow, the sealing ring (3) is in the shape of a circular ring, and the sealing ring (3) is slidably connected to the inner side of the connecting ring (2) and fits with the connecting ring (2).

3. A sealing assembly for a liquid heater according to claim 2, characterized in that: The socket (5) is an arc-shaped groove. The socket (5) is provided in two groups on the upper and lower surfaces of the sealing ring (3). The upper and lower surfaces of the connecting ring (2) are also provided with sockets (5). The plug plate (6) is an arc-shaped plate. The plug plate (6) is connected to the socket (5) by penetrating the upper surface of the connecting ring (2).

4. A sealing assembly for a liquid heater according to claim 3, characterized in that: The spring (8) is in a spiral shape, and the socket (5) is fixedly connected between the pull plate (7) and the connecting ring (2).

5. A sealing assembly for a liquid heater according to claim 4, characterized in that: The sealing groove (9) is an annular groove. The sealing groove (9) is in two groups. Both the connecting ring (2) and the sealing ring (3) have two groups of sealing grooves (9).

6. A sealing assembly for a liquid heater according to claim 1, characterized in that: The fixing groove (10) is a cylindrical groove, the fixing column (11) is matched with the fixing groove (10), and the fixing groove (10) and the fixing column (11) are in multiple groups.

7. A sealing assembly for a liquid heater according to claim 6, characterized in that: The sealing gasket 1 (12) and the sealing gasket 2 (13) are both in annular shape, and the sealing gasket 1 (12) and the sealing gasket 2 (13) are respectively slidably connected to the inner sides of the two groups of sealing grooves (9).

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