Repair mechanism for reducing vibration level of fuel gas generator

Abstract

The invention provides a repairing mechanism for reducing the vibration level of a fuel gas generator, and relates to the technical field of fuel gas generators, the repairing mechanism comprises a base, supporting rods are uniformly and fixedly connected to the top of the base, semicircular plates are fixedly connected to the tops of the supporting rods, and a centrifugal compressor shaft is arranged at the tops of the semicircular plates; when the supporting device is used, an arc plate is manually controlled to rotate at the top of a semicircular plate, then the arc plate is arranged on the surface of a centrifugal compressor shaft in a sleeving mode, then a fixing plate is manually controlled to slide on the inner wall of a connecting frame, then the fixing plate slides into a fixing groove, and then the fixing plate is pulled in the direction close to the semicircular plate through a first spring; the fixing plate is arranged in the fixing groove, so that the fixing plate is well limited in the fixing groove, a centrifugal compressor shaft can be fixed to the top of the semicircular plate, other parts of the centrifugal compressor shaft are supported through other staggered supporting rods and the semicircular plate, and all parts of the fuel gas generator can be supported on the surface of the base.

Description

Technical Field

[0001] The invention relates to the technical field of gas generators, and in particular to a repair mechanism for reducing the vibration level of a gas generator. Background Art

[0002] The repair device is a device used to support the gas generator in an aircraft engine during repair. When using the repair mechanism, the gas generator is set on the top of the base, so that the various parts of the gas generator can be fine-tuned, thereby facilitating the assembly of the various components into the gas generator, thereby making the connections between the various components more in line with specifications, thereby reducing the vibration level of the gas generator to a certain extent.

[0003] The inventors have found in their daily work that the repair mechanism still has at least the following problems: when using the repair mechanism, the gas generator is set on the top of the base, so that the various parts of the gas generator can be fine-tuned, which makes it easier to assemble the various components into the gas generator, so that the connections between the various components are more in line with the specifications, thereby reducing the vibration level of the gas generator to a certain extent. However, in actual use, when the various components of the gas generator are set on the top of the base, the various components cannot be supported at the same time, so it is necessary to find the parts one by one, which affects the assembly efficiency of the gas generator to a certain extent. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose a repair mechanism for reducing the vibration level of a gas generator.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a repair mechanism for reducing the vibration level of a gas generator, comprising a base, the top of the base is evenly fixedly connected with support rods, the tops of the support rods are evenly fixedly connected with semicircular plates, the tops of the semicircular plates are provided with a centrifugal compressor shaft, a centrifugal impeller is provided on the side of the centrifugal compressor shaft close to the base, the centrifugal impeller is interference fitted with the centrifugal compressor shaft, an end of the centrifugal impeller away from the centrifugal compressor shaft is provided with arc end teeth, an end of the arc end teeth away from the centrifugal impeller is provided with a gas turbine rotor, the gas turbine rotor is connected to the centrifugal impeller through the arc end teeth, a supporting device is provided on the top of the base, and a centrifugal compressor shaft is provided on the side of the support rods of the centrifugal compressor shaft at the top of the base. The measuring device comprises an arc plate, the arc plate and one side of a semicircular plate close to the centrifugal compressor shaft are hinged together, the arc plate is sleeved on the surface of the centrifugal compressor shaft, one side of the semicircular plate is fixedly connected with a connecting frame, the inner wall of the connecting frame is slidably connected with a fixing plate, one side of the arc plate is provided with a fixing groove, the inner wall of the fixing groove is fixedly connected with an end of the fixing plate away from the connecting frame, the inner wall of the connecting frame is fixedly connected with a round rod, the end of the round rod close to the connecting frame is fixedly connected with one side of the semicircular plate, the round rod is slidably inserted into one side of the fixing plate, the surface of the round rod is sleeved with a first spring, one end of the first spring is fixedly connected with one side of the semicircular plate, and one end of the first spring close to the round rod is fixedly connected with one side of the fixing plate.

[0006] The effect achieved by the above-mentioned components is: when using the supporting device, the arc plate is manually controlled to rotate on the top of the semicircular plate, and then the arc plate is sleeved on the surface of the centrifugal compressor shaft, and then the fixed plate is manually controlled to slide on the inner wall of the connecting frame, and then the fixed plate is slid into the inside of the fixed groove, and then the fixed plate is pulled toward the direction close to the semicircular plate by the first spring, and then the fixed plate is well restricted to the inside of the fixed groove, so that the centrifugal compressor shaft can be fixed on the top of the semicircular plate, and other parts are supported by other staggered support rods and semicircular plates, so that the various components of the gas generator can be supported on the surface of the base.

[0007] Preferably, a support bar is fixedly connected to one side of the semicircular plate close to the base, a bolt is inserted through the bottom thread of the support bar, a rubber block is fixedly connected to one end of the bolt close to the support bar, and the end of the rubber block away from the bolt is arranged on one side of the centrifugal compressor shaft.

[0008] The effect achieved by the above components is: manually turning the bolt causes the rubber block fixed at the bottom of the bolt to be squeezed on the bottom of the centrifugal compressor shaft, which can prevent the centrifugal compressor shaft from sliding on the top of the semicircular plate to a certain extent.

[0009] Preferably, a rectangular plate is provided on the top of the base, and a first damping rod is evenly and fixedly connected to the bottom of the rectangular plate. The bottom of the first damping rod is fixedly connected to the top of the base, and a second spring is sleeved on the surface of the first damping rod. One end of the second spring is fixedly connected to the top of the base, and one end of the second spring close to the first damping rod is fixedly connected to the bottom of the rectangular plate.

[0010] The effect achieved by the above components is: the rectangular plate is pressed away from the base by the second spring, thereby well arranging the rectangular plate at the bottom of the centrifugal impeller, so that the centrifugal impeller can be supported by the rectangular plate.

[0011] Preferably, a first threaded rod is inserted through the top thread of the rectangular plate, a rectangular bar is sleeved on the bottom thread of the first threaded rod, the bottom of the rectangular bar is arranged on the top of the base, a limiting rod is inserted through the top sliding of the rectangular plate, and the bottom of the limiting rod is fixedly connected to the top of the rectangular bar.

[0012] The effect achieved by the above components is: manually controlling the rotation of the first threaded rod, so that the rectangular bar is set on the top of the base, so that the rectangular plate can be well restricted to the bottom of the centrifugal impeller, and the centrifugal impeller can be supported by the rectangular plate.

[0013] Preferably, the measuring device includes a sliding rod, a limiting groove is opened on one side of the top of the base close to the centrifugal compressor shaft support rod, the top of the inner wall of the limiting groove is fixedly connected to the top of the sliding rod, the bottom of the sliding rod is fixedly connected to the top of the base, the surface sliding sleeve of the sliding rod is provided with a support frame, the support frame is slidably connected to the inner wall of the limiting groove, the top of the support frame is fixedly connected to a limiting frame, the inner wall of the limiting frame is slidably connected to a sliding bar, one side of the sliding bar is provided with an arrow, and one side of the sliding bar is evenly provided with scale lines.

[0014] The effect achieved by the above components is: when using the measuring device, the support frame is manually controlled to slide on the surface of the sliding rod, and then the sliding bar is controlled to slide on the inner wall of the limit frame, and then the scale line is set on one side of the centrifugal compressor shaft, and the rotor is tightened by the hydraulic device and the stretching device, and the length of the centrifugal compressor shaft before and after stretching is measured, and its elongation is calculated, so as to have a good understanding of the relationship between the elongation and the vibration level.

[0015] Preferably, a third spring is sleeved on the surface of the sliding rod, the bottom of the third spring is fixedly connected to the top of the base, and one end of the third spring close to the sliding rod is fixedly connected to the bottom of the support frame.

[0016] The effect achieved by the above components is: the support frame is well supported by the third spring, so that the support frame can be easily slid to the top of the limiting groove.

[0017] Preferably, the end of the sliding bar away from the arrow is fixedly connected to a connecting plate, the side of the connecting plate close to the sliding bar is fixedly connected to a second damping rod, the end of the second damping rod away from the connecting plate is fixedly connected to one side of the support frame, the surface of the second damping rod is sleeved with a fourth spring, one end of the fourth spring is fixedly connected to the side of the connecting plate close to the sliding bar, and the end of the fourth spring close to the second damping rod is fixedly connected to one side of the support frame.

[0018] The effect achieved by the above components is: the connecting plate is pulled toward the support frame by the fourth spring, thereby well setting the sliding bar with scale lines on one side of the centrifugal compressor shaft.

[0019] Preferably, a locking groove is provided on one side of the sliding bar, a second threaded rod is rotatably inserted into the inner wall of the locking groove, a connecting strip is threadedly sleeved on the surface of the second threaded rod, the connecting strip is slidably connected to the inner wall of the locking groove, and the end of the connecting strip away from the sliding bar is fixedly connected to the end of the arrow.

[0020] The effect achieved by the above components is: manually controlling the rotation of the second threaded rod, and then measuring the position of the arrow, so that the data can be obtained very accurately and the deviation of the data due to misalignment can be avoided.

[0021] In the present invention, a supporting device is provided. When the supporting device is used, the arc plate is manually controlled to rotate on the top of the semicircular plate, and then the arc plate is sleeved on the surface of the centrifugal compressor shaft. Then, the fixed plate is manually controlled to slide on the inner wall of the connecting frame, and then the fixed plate is slid into the inside of the fixed groove. Then, the fixed plate is pulled toward the direction close to the semicircular plate by the first spring, and then the fixed plate is well restricted in the inside of the fixed groove. In this way, the centrifugal compressor shaft can be fixed on the top of the semicircular plate, and other parts are supported by other staggered support rods and semicircular plates. In this way, various components of the gas generator can be supported on the surface of the base. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A three-dimensional structural schematic diagram of a repair mechanism for reducing the vibration level of a gas generator is proposed by the present invention; Figure 2 A three-dimensional structural schematic diagram of another angle of a repair mechanism for reducing the vibration level of a gas generator proposed by the present invention; Figure 3 A schematic diagram of the three-dimensional structure of a novel arc plate proposed in the present invention; Figure 4 A schematic diagram of the three-dimensional structure of a novel fixing plate proposed in the present invention; Figure 5 A three-dimensional structural schematic diagram of a novel bolt proposed in the present invention; Figure 6 A schematic diagram of the three-dimensional structure of a novel rectangular plate proposed by the present invention; Figure 7 A schematic diagram of the three-dimensional structure of a novel support frame proposed by the present invention; Figure 8 The present invention provides a three-dimensional structural schematic diagram of a novel sliding bar.

[0023] Legend: 1. Base; 2. Support rod; 3. Semicircular plate; 4. Support device; 401. Arc plate; 402. Connection frame; 403. Round rod; 404. Fixing plate; 405. Fixing groove; 406. First spring; 407. Support bar; 408. Bolt; 409. Rubber block; 410. Rectangular plate; 411. First damping rod; 412. Second spring; 413. Limit rod; 414. First threaded rod; 415. Rectangular bar; 5 , measuring device; 501, limit groove; 502, sliding rod; 503, third spring; 504, support frame; 505, limit frame; 506, sliding bar; 507, connecting plate; 508, second damping rod; 509, fourth spring; 510, scale line; 511, positioning groove; 512, second threaded rod; 513, connecting bar; 514, arrow; 6, centrifugal compressor shaft; 7, centrifugal impeller; 8, arc end teeth; 9, gas turbine rotor. DETAILED DESCRIPTION

[0024] like Figure 1-8 As shown, the present invention provides a repair mechanism for reducing the vibration level of a gas generator, the top of a base 1 is evenly fixedly connected with a support rod 2, the top of the support rod 2 is evenly fixedly connected with a semicircular plate 3, the top of the semicircular plate 3 is provided with a centrifugal compressor shaft 6, the side of the centrifugal compressor shaft 6 close to the base 1 is provided with a centrifugal impeller 7, the centrifugal impeller 7 is interference fitted with the centrifugal compressor shaft 6, the end of the centrifugal impeller 7 away from the centrifugal compressor shaft 6 is provided with an arc end tooth 8, the end of the arc end tooth 8 away from the centrifugal impeller 7 is provided with a gas turbine rotor 9, the gas turbine rotor 9 is connected to the centrifugal impeller 7 through the arc end tooth 8, the top of the base 1 is provided with a support device 4, the top of the base 1 is provided with a measuring device 5 on the side of the support rod 2 close to the centrifugal compressor shaft 6, when using the repair mechanism, the gas generator is set on the top of the base 1, and then the various parts of the gas generator can be fine-tuned, so as to facilitate the assembly of the various components into the gas generator, so as to make the connection between the various components more in line with the specifications, and thus to reduce the vibration level of the gas generator to a certain extent.

[0025] Reference Figure 3 and Figure 6The supporting device 4 includes an arc plate 401, which is hinged to one side of the semicircular plate 3 close to the centrifugal compressor shaft 6, and the arc plate 401 is sleeved on the surface of the centrifugal compressor shaft 6. A connecting frame 402 is fixedly connected to one side of the semicircular plate 3, and a fixing plate 404 is slidably connected to the inner wall of the connecting frame 402. A fixing groove 405 is opened on one side of the arc plate 401, and the inner wall of the fixing groove 405 is fixedly connected to an end of the fixing plate 404 away from the connecting frame 402. A round rod 403 is fixedly connected to the inner wall of the connecting frame 402, and an end of the round rod 403 close to the connecting frame 402 is fixedly connected to one side of the semicircular plate 3. The round rod 403 slides through and is inserted into one side of the fixing plate 404. A first spring 406 is sleeved on the surface of the round rod 403. One end of a spring 406 is fixedly connected to one side of the semicircular plate 3, and one end of the first spring 406 close to the round rod 403 is fixedly connected to one side of the fixed plate 404. When using the supporting device 4, the arc plate 401 is manually controlled to rotate on the top of the semicircular plate 3, and then the arc plate 401 is sleeved on the surface of the centrifugal compressor shaft 6, and then the fixed plate 404 is manually controlled to slide on the inner wall of the connecting frame 402, and then the fixed plate 404 is slid into the inside of the fixed groove 405, and then the fixed plate 404 is pulled toward the direction close to the semicircular plate 3 by the first spring 406, so that the fixed plate 404 is well restricted inside the fixed groove 405, so that the centrifugal compressor shaft 6 can be fixed to the top of the semicircular plate 3, and other parts are controlled by other staggered support rods. 2 and the semicircular plate 3 are supported, so that the various components of the gas generator can be supported on the surface of the base 1, and a support bar 407 is fixedly connected to the side of the semicircular plate 3 close to the base 1, and a bolt 408 is inserted through the bottom thread of the support bar 407, and a rubber block 409 is fixedly connected to the end of the bolt 408 close to the support bar 407, and the end of the rubber block 409 away from the bolt 408 is arranged on one side of the centrifugal compressor shaft 6. The bolt 408 is manually rotated so that the rubber block 409 fixed at the bottom of the bolt 408 is squeezed on the bottom of the centrifugal compressor shaft 6, which can prevent the centrifugal compressor shaft 6 from sliding on the top of the semicircular plate 3 to a certain extent. A rectangular plate 410 is arranged on the top of the base 1, and the bottom of the rectangular plate 410 is evenly fixedly connected with a first damping Rod 411, the bottom of the first damping rod 411 is fixedly connected to the top of the base 1, the surface of the first damping rod 411 is sleeved with a second spring 412, one end of the second spring 412 is fixedly connected to the top of the base 1, and one end of the second spring 412 close to the first damping rod 411 is fixedly connected to the bottom of the rectangular plate 410, and the rectangular plate 410 is pressed away from the base 1 by the second spring 412, so that the rectangular plate 410 is well set at the bottom of the centrifugal impeller 7, so that the centrifugal impeller 7 can be supported by the rectangular plate 410, the top thread of the rectangular plate 410 is penetrated by a first threaded rod 414, and the bottom thread of the first threaded rod 414 is sleeved with a rectangular bar 415, and the bottom of the rectangular bar 415 is set at the top of the base 1,A limiting rod 413 is inserted and slidably penetrated at the top of the rectangular plate 410, and the bottom of the limiting rod 413 is fixedly connected to the top of the rectangular bar 415. The first threaded rod 414 is manually controlled to rotate, so that the rectangular bar 415 is set on the top of the base 1, so that the rectangular plate 410 can be well limited to the bottom of the centrifugal impeller 7, and the centrifugal impeller 7 can be supported by the rectangular plate 410.

[0026] Reference Figure 7 and Figure 8The measuring device 5 includes a sliding rod 502. A limiting groove 501 is provided on one side of the support rod 2 of the centrifugal compressor shaft 6 at the top of the base 1. The top of the inner wall of the limiting groove 501 is fixedly connected to the top of the sliding rod 502. The bottom of the sliding rod 502 is fixedly connected to the top of the base 1. A support frame 504 is provided on the surface of the sliding rod 502. The support frame 504 is slidably connected to the inner wall of the limiting groove 501. The top of the support frame 504 is fixedly connected to a limiting frame 505. The inner wall of the limiting frame 505 is slidably connected to a sliding bar 506. An arrow 514 is provided on one side of the sliding bar 506. Scale lines 510 are evenly provided on one side of the sliding bar 506. When using the measuring device 5, The support frame 504 is manually controlled to slide on the surface of the sliding rod 502, and then the sliding bar 506 is controlled to slide on the inner wall of the limit frame 505, and then the scale line 510 is set on one side of the centrifugal compressor shaft 6, and the rotor is tightened by the hydraulic device and the stretching device, and the length of the centrifugal compressor shaft 6 before and after stretching is measured, and its elongation is calculated, so as to have a good understanding of the relationship between the elongation and the vibration level. The surface of the sliding rod 502 is sleeved with a third spring 503, and the bottom of the third spring 503 is fixedly connected to the top of the base 1, and the end of the third spring 503 close to the sliding rod 502 is fixedly connected to the bottom of the support frame 504, and the support frame 504 is well held by the third spring 503. The support frame 504 is supported, so that it is very convenient to slide the support frame 504 to the top of the limiting groove 501, the end of the sliding bar 506 away from the arrow 514 is fixedly connected to the connecting plate 507, and the side of the connecting plate 507 close to the sliding bar 506 is fixedly connected to the second damping rod 508, and the end of the second damping rod 508 away from the connecting plate 507 is fixedly connected to one side of the support frame 504, and the surface of the second damping rod 508 is sleeved with a fourth spring 509, and one end of the fourth spring 509 is fixedly connected to the side of the connecting plate 507 close to the sliding bar 506, and the end of the fourth spring 509 close to the second damping rod 508 is fixedly connected to one side of the support frame 504, and the fourth spring 509 is used to move the support frame 504 close to the support frame 504. The connecting plate 507 is pulled in the direction of the frame 504, so that the sliding bar 506 with the scale line 510 can be well set on one side of the centrifugal compressor shaft 6, and a positioning groove 511 is opened on one side of the sliding bar 506, and a second threaded rod 512 is rotatably inserted into the inner wall of the positioning groove 511, and a connecting strip 513 is threadedly sleeved on the surface of the second threaded rod 512, and the connecting strip 513 is slidably connected to the inner wall of the positioning groove 511, and one end of the connecting strip 513 away from the sliding bar 506 is fixedly connected to one end of the arrow 514, and the second threaded rod 512 is manually controlled to rotate, and then the position of the arrow 514 is measured, so that the data can be obtained very accurately and the deviation of the data due to misalignment can be avoided.

[0027] Working principle: when using the repair mechanism, the gas generator is set on the top of the base 1, and then the various parts of the gas generator can be fine-tuned, so as to facilitate the assembly of the various components into the gas generator, so that the connection between the various components is more in line with the specifications, and the vibration level of the gas generator is reduced to a certain extent. When using the support device 4, the arc plate 401 is manually controlled to rotate on the top of the semicircular plate 3, and then the arc plate 401 is sleeved on the surface of the centrifugal compressor shaft 6, and then the fixing plate 404 is manually controlled to slide on the inner wall of the connecting frame 402, and then the fixing plate 404 is slid into the fixing groove 4 05, and then the fixing plate 404 is pulled toward the direction close to the semicircular plate 3 by the first spring 406, so that the fixing plate 404 is well restricted in the fixing groove 405, so that the centrifugal compressor shaft 6 can be fixed on the top of the semicircular plate 3, and then the bolt 408 is manually rotated so that the rubber block 409 fixed at the bottom of the bolt 408 is pressed against the bottom of the centrifugal compressor shaft 6, so that the centrifugal compressor shaft 6 can be prevented from sliding on the top of the semicircular plate 3 to a certain extent, and the rectangular plate 410 is pressed away from the base 1 by the second spring 412, and the first threaded rod 414 is manually controlled to rotate, so that The rectangular strip 415 is arranged on the top of the base 1, so that the rectangular plate 410 can be well restricted to the bottom of the centrifugal impeller 7, so that the centrifugal impeller 7 can be supported by the rectangular plate 410, and other parts are supported by other staggered support rods 2 and semicircular plates 3, so that the various components of the gas generator can be supported on the surface of the base 1. When using the measuring device 5, the support frame 504 is manually controlled to slide on the surface of the sliding rod 502, and the support frame 504 is well supported by the third spring 503, so that the support frame 504 can be easily slid to the top of the limiting groove 501, and then the sliding is controlled. The strip 506 slides on the inner wall of the limit frame 505, and the connecting plate 507 is pulled toward the support frame 504 by the fourth spring 509, so that the sliding strip 506 with the scale line 510 is well set on one side of the centrifugal compressor shaft 6, and the second threaded rod 512 is manually controlled to rotate, and then the position of the arrow 514 is measured, so that the data can be obtained very accurately and the deviation of the data due to misalignment is avoided. The rotor is tightened by the hydraulic device and the stretching device, and the length of the centrifugal compressor shaft 6 before and after stretching is measured, and its elongation is calculated, so as to have a good understanding of the relationship between the elongation and the vibration level.

[0028] It should be noted that all damping rods in this case are retractable dampers that can absorb energy during the retraction process.

Claims

1. A repair mechanism for reducing the vibration level of a gas generator, comprising a base (1), characterized in that: The top of the base (1) is evenly and fixedly connected to a support rod (2), the top of the support rod (2) is evenly and fixedly connected to a semicircular plate (3), the top of the semicircular plate (3) is provided with a centrifugal compressor shaft (6), a centrifugal impeller (7) is provided on the side of the centrifugal compressor shaft (6) close to the base (1), the centrifugal impeller (7) is interference fitted with the centrifugal compressor shaft (6), and the end of the centrifugal impeller (7) away from the centrifugal compressor shaft (6) is provided with arc end teeth (8), the arc end teeth (8) ) is provided with a gas turbine rotor (9) at one end away from the centrifugal impeller (7), the gas turbine rotor (9) being connected to the centrifugal impeller (7) via arc end teeth (8), a supporting device (4) being provided at the top of the base (1), a measuring device (5) being provided at one side of a supporting rod (2) at the top of the base (1) close to the centrifugal compressor shaft (6), the supporting device (4) comprising an arc plate (401), the arc plate (401) and a semicircular plate ( The semicircular plate (401) is hinged together with one side of the semicircular plate (3), the arc plate (401) is sleeved on the surface of the centrifugal compressor shaft (6), one side of the semicircular plate (3) is fixedly connected to a connecting frame (402), the inner wall of the connecting frame (402) is slidably connected to a fixing plate (404), one side of the arc plate (401) is provided with a fixing groove (405), the inner wall of the fixing groove (405) is fixedly connected to an end of the fixing plate (404) away from the connecting frame (402), and the inner wall of the connecting frame (402) is fixedly connected to the fixing plate (404). A round rod (403) is connected, one end of the round rod (403) close to the connection frame (402) is fixedly connected to one side of the semicircular plate (3), the round rod (403) is slidably inserted into one side of the fixed plate (404), a first spring (406) is sleeved on the surface of the round rod (403), one end of the first spring (406) is fixedly connected to one side of the semicircular plate (3), and one end of the first spring (406) close to the round rod (403) is fixedly connected to one side of the fixed plate (404).

2. A repair mechanism for reducing the vibration level of a gas generator according to claim 1, characterized in that: A support bar (407) is fixedly connected to one side of the semicircular plate (3) close to the base (1); a bolt (408) is inserted through a threaded bottom of the support bar (407); a rubber block (409) is fixedly connected to one end of the bolt (408) close to the support bar (407); and an end of the rubber block (409) away from the bolt (408) is arranged on one side of the centrifugal compressor shaft (6).

3. A repair mechanism for reducing the vibration level of a gas generator according to claim 1, characterized in that: A rectangular plate (410) is arranged on the top of the base (1); a first damping rod (411) is evenly and fixedly connected to the bottom of the rectangular plate (410); the bottom of the first damping rod (411) is fixedly connected to the top of the base (1); a second spring (412) is sleeved on the surface of the first damping rod (411); one end of the second spring (412) is fixedly connected to the top of the base (1); and one end of the second spring (412) close to the first damping rod (411) is fixedly connected to the bottom of the rectangular plate (410).

4. A repair mechanism for reducing the vibration level of a gas generator according to claim 3, characterized in that: A first threaded rod (414) is inserted through a threaded penetration at the top of the rectangular plate (410), a rectangular strip (415) is threadedly sleeved on the bottom of the first threaded rod (414), the bottom of the rectangular strip (415) is arranged on the top of the base (1), a limiting rod (413) is inserted through a sliding penetration at the top of the rectangular plate (410), and the bottom of the limiting rod (413) is fixedly connected to the top of the rectangular strip (415).

5. A repair mechanism for reducing the vibration level of a gas generator according to claim 1, characterized in that: The measuring device (5) comprises a sliding rod (502), a limiting groove (501) is provided on the top of the base (1) near the side of the centrifugal compressor shaft (6) support rod (2), the top of the inner wall of the limiting groove (501) is fixedly connected to the top of the sliding rod (502), the bottom of the sliding rod (502) is fixedly connected to the top of the base (1), a support frame (504) is provided on the surface sliding sleeve of the sliding rod (502), the support frame (504) is slidably connected to the inner wall of the limiting groove (501), the top of the support frame (504) is fixedly connected to the limiting frame (505), the inner wall of the limiting frame (505) is slidably connected to a sliding bar (506), one side of the sliding bar (506) is provided with an arrow (514), and one side of the sliding bar (506) is evenly provided with scale lines (510).

6. A repair mechanism for reducing the vibration level of a gas generator according to claim 5, characterized in that: A third spring (503) is sleeved on the surface of the sliding rod (502); the bottom of the third spring (503) is fixedly connected to the top of the base (1); and one end of the third spring (503) close to the sliding rod (502) is fixedly connected to the bottom of the support frame (504).

7. A repair mechanism for reducing the vibration level of a gas generator according to claim 5, characterized in that: One end of the sliding bar (506) away from the arrow (514) is fixedly connected to a connecting plate (507), and one side of the connecting plate (507) close to the sliding bar (506) is fixedly connected to a second damping rod (508), and one end of the second damping rod (508) away from the connecting plate (507) is fixedly connected to one side of the support frame (504), and a fourth spring (509) is sleeved on the surface of the second damping rod (508), and one end of the fourth spring (509) is fixedly connected to one side of the connecting plate (507) close to the sliding bar (506), and one end of the fourth spring (509) close to the second damping rod (508) is fixedly connected to one side of the support frame (504).

8. A repair mechanism for reducing the vibration level of a gas generator according to claim 5, characterized in that: A locking groove (511) is provided on one side of the sliding bar (506), a second threaded rod (512) is rotatably inserted into the inner wall of the locking groove (511), and a connecting strip (513) is threadedly sleeved on the surface of the second threaded rod (512).

9. A repair mechanism for reducing the vibration level of a gas generator according to claim 8, characterized in that: The connecting strip (513) is slidably connected to the inner wall of the locking groove (511), and one end of the connecting strip (513) away from the sliding strip (506) is fixedly connected to one end of the arrow (514).

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