Turbocharger air sealing plate with high sealing performance

Abstract

The utility model relates to the technical field of turbocharger air sealing plates, in particular to a turbocharger air sealing plate with high sealing performance, which comprises a turbocharger body, a mounting ring fixedly connected onto the turbocharger body, an air sealing plate arranged at the top of the mounting ring, and a fixing component arranged at the top of the mounting ring. According to the utility model, the fixing assemblies are matched with the threaded holes, so that when the air sealing plate is mounted, the air sealing plate can be directly mounted through a simple structure, a specific mounting tool is not needed, the mounting difficulty and complexity are reduced, and the mounting efficiency is improved; and meanwhile, through mutual cooperation of the sealing assembly and the extrusion structure, the first elastic sealing gasket can be more tightly attached between the fixing block and the mounting ring, so that the possibility of gas leakage is reduced, and the sealing performance of the first elastic sealing gasket is enhanced through tight attachment.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of turbocharger gas seal plate of high sealing property belongs to turbocharger gas seal plate technical field. BACKGROUND

[0002] The turbocharger gas seal plate of high sealing property is one of important components of turbocharger, and the main function of turbocharger gas seal plate is to seal the gas flow path in turbocharger, prevent gas leakage, and ensure the normal operation of turbocharger.

[0003] In order to ensure the sealing effect of turbocharger gas seal plate, the gas seal plate often has a complex structure, and requires specific installation tools and space for installation. Since the turbocharger is usually installed in the compact space of the engine, the installation space of the gas seal plate is strictly limited, which makes it particularly difficult to install the gas seal plate in the limited engine space, increasing the complexity and time cost of installation. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a turbocharger gas seal plate of high sealing property which is easy to install and has high sealing performance.

[0005] The utility model solves the above-mentioned technical problems by adopting the following technical scheme:

[0006] A turbocharger gas seal plate of high sealing property comprises a turbocharger body, an installation ring is fixedly connected to the turbocharger body, a gas seal plate is provided at the top of the installation ring, a fixing assembly is provided at the top of the installation ring, the fixing assembly comprises a plurality of support blocks fixedly installed at the top of the installation ring, two support plates symmetrically installed at the top of the support blocks, a fixing rod fixedly installed between the two support plates, a rotating clamping strip movably installed on the fixing rod, and a butterfly bolt threadedly connected to the rotating clamping strip, a threaded hole adapted to the butterfly bolt is formed at the top of the gas seal plate, a sealing assembly is fixedly installed at the bottom of the gas seal plate, the sealing assembly comprises a fixing block fixedly installed at the bottom of the gas seal plate and a first elastic sealing gasket sleeved on the outer surface of the fixing block, and an extrusion structure is provided inside the installation ring.

[0007] Further, the extrusion structure comprises a compression ring provided below the first elastic sealing gasket, an extension rod fixedly installed between the compression ring and the installation ring, and a spring sleeved on the surface of the extension rod.

[0008] Further, the two ends of the spring are respectively connected to the bottom of the compression ring and the inner wall of the installation ring.

[0009] Further, the outer surface of the first elastic sealing gasket is attached to the inner wall of the mounting ring, the inner wall of the compression ring is attached to the outer surface of the fixed block, and the outer surface of the compression ring is attached to the inner wall of the mounting ring.

[0010] Further, a second elastic sealing gasket is mounted on the top of the mounting ring, and one side of the second elastic sealing gasket is attached to the outer surface of the gas sealing plate.

[0011] Further, a plurality of sliding grooves are formed in the top of the mounting ring, a threaded rod is rotatably installed in the sliding groove, and an arc-shaped clamping plate is threadedly connected to the threaded rod.

[0012] Further, one side of the arc-shaped clamping plate is attached to the outer surface of the second elastic sealing gasket, and a handle connected to one end of the threaded rod is rotatably installed on one side of the mounting ring.

[0013] Further, a guide rod is fixedly installed on the top of the mounting ring, and a guide groove matched with the guide rod is formed in the bottom of the gas sealing plate.

[0014] Compared with the prior art, the application has the beneficial effects that: the fixed assembly and the threaded hole are matched with each other, when the gas sealing plate is installed, the installation can be completed through a simple structure, without the need for special installation tools, the installation difficulty and complexity are reduced, and the installation efficiency is improved; at the same time, the sealing assembly and the extrusion structure are matched with each other, so that the first elastic sealing gasket can be more closely attached between the fixed block and the mounting ring, thereby reducing the possibility of gas leakage, and the close attachment enhances the sealing performance of the first elastic sealing gasket. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a mounting ring and turbocharger body structure schematic diagram of the utility model;

[0016] Figure 2 It is a whole structure schematic diagram of the utility model;

[0017] Figure 3 It is a sliding groove and threaded rod structure schematic diagram of the utility model;

[0018] Figure 4 It is a half cut structure schematic diagram of the utility model;

[0019] Figure 5 It is a Figure 4 A enlarged structure schematic diagram.

[0020] In the figure, 1, turbocharger body; 2, mounting ring; 3, fixed assembly; 4, support block; 5, support plate; 6, fixed rod; 7, rotating clamping strip; 8, butterfly bolt; 9, threaded hole; 10, sealing assembly; 11, fixed block; 12, first elastic sealing gasket; 13, extrusion structure; 14, compression ring; 15, telescopic rod; 16, spring; 17, second elastic sealing gasket; 18, sliding groove; 19, threaded rod; 20, arc clamping plate; 22, gas seal plate; 23, rotating handle; 24, guide rod. DETAILED DESCRIPTION

[0021] The technical scheme of the utility model will be described further in detail below in combination with the drawings and specific embodiments.

[0022] As Figures 1-5 shown, the high-sealing turbocharger gas seal plate provided by the embodiment comprises a turbocharger body 1, the turbocharger body 1 is fixedly connected with a mounting ring 2, the mounting ring 2 is provided with a gas seal plate 22 at the top, and the mounting ring 2 is provided with a fixed assembly 3 at the top; the fixed assembly 3 comprises a plurality of support blocks 4 fixedly installed at the top of the mounting ring 2, two support plates 5 symmetrically installed at the top of the support blocks 4, a fixed rod 6 fixedly installed between the two support plates 5, a rotating clamping strip 7 movably installed on the fixed rod 6, and a butterfly bolt 8 threadedly connected on the rotating clamping strip 7; the top of the gas seal plate 22 is provided with a threaded hole 9 matched with the butterfly bolt 8, and the bottom of the gas seal plate 22 is fixedly installed with a sealing assembly 10; the sealing assembly 10 comprises a fixed block 11 fixedly installed at the bottom of the gas seal plate 22 and a first elastic sealing gasket 12 sleeved on the outer surface of the fixed block 11; the inside of the mounting ring 2 is provided with an extrusion structure 13.

[0023] In the embodiment, when the gas seal plate 22 is installed, the gas seal plate 22 is placed on the mounting ring 2, each rotating clamping strip 7 can rotate a certain angle under the action of the fixed rod 6 until the bottom of the rotating clamping strip 7 is attached to the top of the gas seal plate 22, the butterfly bolt 8 is rotated to move downward to the inside of the threaded hole 9, the gas seal plate 22 is fixed so as to be closely attached to the top of the mounting ring 2, the gas seal plate 22 can be directly installed by a simple structure without the need for special installation tools, thereby reducing the difficulty and complexity of installation and improving the installation efficiency; the sealing effect between the mounting ring 2 and the gas seal plate 22 can be improved by the first elastic sealing gasket 12.

[0024] As Figures 3-5As shown, the extrusion structure 13 includes a compression ring 14 arranged below the first elastic sealing pad 12, an expansion rod 15 fixedly installed between the compression ring 14 and the mounting ring 2, and a spring 16 sleeved on the surface of the expansion rod 15, the two ends of the spring 16 being connected with the bottom of the compression ring 14 and the inner wall of the mounting ring 2 respectively, the outer surface of the first elastic sealing pad 12 being attached to the inner wall of the mounting ring 2, the inner wall of the compression ring 14 being attached to the outer surface of the fixed block 11, and the outer surface of the compression ring 14 being attached to the inner wall of the mounting ring 2.

[0025] In this embodiment, when the gas sealing plate 22 is placed on the mounting ring 2, the fixed block 11 is inserted into the interior of the mounting ring 2 by moving downward, and the first elastic sealing pad 12 is extruded to compress the compression ring 14 by moving downward. When the compression ring 14 is extruded, the spring 16 and the expansion rod 15 are extruded downward to contract. The spring 16 and the expansion rod 15 drive the compression ring 14 upward to abut against the first elastic sealing pad 12 by using the resilience of the spring 16 and the expansion rod 15, extrude the first elastic sealing pad 12, and make the first elastic sealing pad 12 more closely attached between the fixed block 11 and the mounting ring 2, thereby reducing the possibility of gas leakage, and enhancing the sealing performance of the first elastic sealing pad 12.

[0026] As shown in Figures 1-3 , the mounting ring 2 has a second elastic sealing pad 17 fixedly installed on the top, one side of the second elastic sealing pad 17 being attached to the outer surface of the gas sealing plate 22, a plurality of sliding grooves 18 being formed in the top of the mounting ring 2, a threaded rod 19 being rotatably installed in the interior of each sliding groove 18, an arc-shaped clamping plate 20 being threadedly connected to the threaded rod 19, one side of the arc-shaped clamping plate 20 being attached to the outer surface of the second elastic sealing pad 17, and a handle 23 being rotatably installed on one side of the mounting ring 2 and connected to one end of the threaded rod 19.

[0027] In this embodiment, the second elastic sealing pad 17 can improve the sealing performance of the connection between the mounting ring 2 and the gas sealing plate 22. The handle 23 is rotated to rotate the threaded rod 19, and the arc-shaped clamping plate 20 is moved to abut against the second elastic sealing pad 17 by continuously rotating the threaded rod 19, so that the second elastic sealing pad 17 is closely attached to the gas sealing plate 22, the gap between the mounting ring 2 and the gas sealing plate 22 is filled, and the overall sealing effect is further improved.

[0028] As shown in Figure 3 and Figure 5 , the mounting ring 2 has a guide rod 24 fixedly installed on the top, and the gas sealing plate 22 has a guide groove adapted to the guide rod 24 formed in the bottom.

[0029] In this embodiment, when the gas sealing plate 22 is installed, the guide rod 24 is aligned and inserted into the guide groove on the gas sealing plate 22 for installation, so that the gas sealing plate 22 can be aligned and fixed at a predetermined position during installation to prevent deviation or misplacement.

[0030] As Figures 1-5 shown, the principle of the high-sealing turbocharger gas seal plate provided by the embodiment is as follows: when the gas seal plate 22 is installed, the gas seal plate 22 is placed on the mounting ring 2, each rotating clamping strip 7 can rotate a certain angle under the action of the fixed rod 6 until the bottom of the rotating clamping strip 7 is attached to the top of the gas seal plate 22, the winged bolt 8 is rotated to move downward to the inside of the threaded hole 9, the gas seal plate 22 is fixed so that the gas seal plate 22 is tightly attached to the top of the mounting ring 2, the gas seal plate 22 can be directly installed by a simple structure, without special installation tools, the installation difficulty and complexity are reduced, and the installation efficiency is improved; through the setting of the first elastic sealing gasket 12, the sealing effect between the mounting ring 2 and the gas seal plate 22 can be improved, when the gas seal plate 22 is placed on the mounting ring 2, the fixed block 11 moves downward to insert into the inside of the mounting ring 2, the first elastic sealing gasket 12 moves downward to extrude and compress the compression ring 14, the compression ring 14 is extruded to extrude the spring 16 and the telescopic rod 15 to contract, the spring 16 and the telescopic rod 15 are used to drive the compression ring 14 to upwardly abut against the first elastic sealing gasket 12 by the resilience, the first elastic sealing gasket 12 is extruded, so that the first elastic sealing gasket 12 can be more tightly attached between the fixed block 11 and the mounting ring 2, thereby reducing the possibility of gas leakage, and the tight attachment enhances the sealing performance of the first elastic sealing gasket 12.

[0031] The above description shows and describes the preferred embodiments of the utility model, and it should be understood that the utility model is not limited to the forms disclosed in the present disclosure, and the changes and variations made by those skilled in the art without departing from the spirit and scope of the utility model should be within the protection scope of the claims of the utility model.

Claims

1. A high-sealing turbocharger air seal plate, comprising a turbocharger body (1), characterized in that: A mounting ring (2) is fixedly connected to the turbocharger body (1). An air seal plate (22) is provided on the top of the mounting ring (2). A fixing component (3) is provided on the top of the mounting ring (2). The fixing component (3) includes several support blocks (4) fixedly installed on the top of the mounting ring (2), two support plates (5) symmetrically installed on the top of the support blocks (4), a fixing rod (6) fixedly installed between the two support plates (5), and a rotating retainer (7) movably installed on the fixing rod (6). The air seal plate (22) is provided with a threaded hole (9) on the top of the air seal plate (22) that is compatible with the wing bolt (8), and a sealing assembly (10) is fixedly installed at the bottom of the air seal plate (22). The sealing assembly (10) includes a fixing block (11) fixedly installed at the bottom of the air seal plate (22) and a first elastic sealing gasket (12) sleeved on the outer surface of the fixing block (11). The mounting ring (2) is provided with a compression structure (13).

2. The high-sealing turbocharger air seal plate according to claim 1, characterized in that: The compression structure (13) includes a compression ring (14) disposed below the first elastic sealing gasket (12), a telescopic rod (15) fixedly installed between the compression ring (14) and the mounting ring (2), and a spring (16) sleeved on the surface of the telescopic rod (15).

3. A high-sealing turbocharger air seal plate according to claim 2, characterized in that: The two ends of the spring (16) are respectively connected to the bottom of the compression ring (14) and the inner wall of the mounting ring (2).

4. A high-sealing turbocharger air seal plate according to claim 2, characterized in that: The outer surface of the first elastic sealing gasket (12) is in contact with the inner wall of the mounting ring (2), the inner wall of the clamping ring (14) is in contact with the outer surface of the fixing block (11), and the outer surface of the clamping ring (14) is in contact with the inner wall of the mounting ring (2).

5. A high-sealing turbocharger air seal plate according to claim 1, characterized in that: The top of the mounting ring (2) is fitted with a second elastic sealing gasket (17), and one side of the second elastic sealing gasket (17) is in contact with the outer surface of the air seal plate (22).

6. A high-sealing turbocharger air seal plate according to claim 5, characterized in that: The mounting ring (2) has several grooves (18) on its top. A threaded rod (19) is rotatably installed inside the groove (18). An arc-shaped clamping plate (20) is threaded onto the threaded rod (19).

7. A high-sealing turbocharger air seal plate according to claim 6, characterized in that: One side of the arc-shaped plate (20) is in contact with the outer surface of the second elastic sealing gasket (17), and a throttle (23) connected to one end of the threaded rod (19) is rotatably mounted on one side of the mounting ring (2).

8. A high-sealing turbocharger air seal plate according to claim 1, characterized in that: The top of the mounting ring (2) is fixedly mounted with a guide rod (24), and the bottom of the air seal plate (22) is provided with a guide groove that matches the guide rod (24).

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