Shock absorption and noise reduction type engine thrust shoe

Abstract

The utility model discloses a shock absorption and noise reduction type engine thrust shoe which comprises a semicircular side shoe plate A and a semicircular side shoe plate B which form a circular structure. The connecting assembly comprises buffer grooves formed in the two ends of the side roofing slate B, copper buffer pieces installed in the buffer grooves, insertion strips fixed to the two ends of the side roofing slate A and inserted into the copper buffer pieces, and rubber pads fixed to the two ends of the side roofing slate A and attached to the surfaces of the two ends of the copper buffer pieces; the fixing assembly comprises fixing plates A fixed on the outer sides of the two ends of the side roofing slate A; when the side roofing slate A and the side roofing slate B are fixedly connected through the fixing assembly, the connecting assembly can be connected between the side roofing slate A and the side roofing slate B, the connection between the side roofing slate A and the side roofing slate B can be well buffered through the structures such as the copper buffering piece and the rubber pad, vibration can be effectively weakened, generated noise is obviously reduced, and the service life of the side roofing slate A and the side roofing slate B is prolonged. And a good shock absorption and noise reduction effect is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of thrust bearings, and in particular relates to a vibration-reducing and noise-reducing engine thrust bearing. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines, external combustion engines, electric motors, etc. Thrust bearings are commonly used accessories on engines, which have the function of preventing axial movement of the crankshaft and have a friction-reducing effect. After searching, a Chinese patent application with application number CN201921952442.0 records an engine thrust bearing machine. In this patent, the thrust bearing can be spliced ​​and assembled through the designed first positioning groove, first positioning block, second positioning groove, second positioning block and other components.

[0003] However, the above patent still has certain shortcomings in actual use. The engine will vibrate during operation. The cited patent adopts a large number of card blocks and card slots to fix and assemble. Once these connecting accessories are subjected to the vibration from the engine, the thrust bearing itself is prone to vibrate and generate noise. Therefore, it is necessary to design a new thrust bearing to solve this problem. Utility Model Content

[0004] The utility model aims to provide a vibration-reducing and noise-reducing engine thrust bearing to solve the problem that the thrust bearing in the cited patent proposed in the above background technology is prone to vibration and noise during use.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a vibration-reducing and noise-reducing engine thrust bearing, comprising

[0006] Semi-circular side tile plate A and side tile plate B, which together form a circular structure;

[0007] The connection assembly includes a buffer groove opened at both ends of the side tile plate B, a copper buffer installed inside the buffer groove, an insert fixed at both ends of the side tile plate A and inserted into the copper buffer, and a rubber pad fixed at both ends of the side tile plate A and in contact with the surfaces of both ends of the copper buffer;

[0008] The fixing assembly includes a fixing plate A fixed to the outer sides of both ends of the side tile plate A, a fixing plate B fixed to the outer sides of both ends of the side tile plate B, bolts penetrating and connected between the fixing plates A and B, and a hexagonal nut A threadedly connected to the ends of the bolts.

[0009] Preferably, the copper buffer has a U-shaped structure when viewed from above, and the outer wall of the copper buffer is matched with the inner wall of the buffer groove.

[0010] Preferably, the connection assembly further comprises a positioning block fixed to the inner end of the inserting strip and a positioning hole provided inside the buffer groove, wherein the positioning block passes through the copper buffer and is inserted into the interior of the positioning hole.

[0011] Preferably, the fixing assembly further comprises a baffle fixed to one side of the fixing plate A, the baffle protecting the outer side of the end of the copper buffer, and a sealing gasket is fixed to the inner side of the baffle.

[0012] Preferably, the upper and lower ends of the side tile plates A and B are connected to arc plates, and an installation component is connected between the side tile plates A, B and the arc plates. The installation component includes a threaded rod fixed on the inner surface of the arc plate, an inner groove opened inside the side tile plates A and B, and a hexagonal nut B threadedly connected to the end of the threaded rod, and the end of the threaded rod is inserted into the inner groove.

[0013] Preferably, the mounting assembly further comprises a gasket, the gasket is fixed to the inner wall of the inner groove, and the hexagonal nut B is in compression contact with the gasket.

[0014] Preferably, the installation assembly further comprises two positioning rods fixed on the inner side of the arc-shaped plate, and positioning grooves provided inside the side tile plate A and the side tile plate B, wherein the positioning rods are inserted into the interior of the positioning grooves.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] When the side tile A and the side tile B are fixedly connected by the fixing assembly, the connecting assembly can be connected between the two. Through structures such as copper buffers and rubber pads, a good buffering effect can be played on the connection between the side tile A and the side tile B, and the vibration can be effectively weakened. The noise generated is also significantly reduced, which plays a good role in shock absorption and noise reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0018] Figure 2 It is a top cross-sectional view of the connection component and the fixing component of the utility model;

[0019] Figure 3 It is a top cross-sectional view of the arc-shaped plate and the mounting assembly of the utility model;

[0020] Figure 4 For this utility model Figure 3 An enlarged schematic diagram of the middle threaded rod;

[0021] In the figure: 100, side tile A; 200, side tile B; 300, connecting assembly; 301, buffer groove; 302, copper buffer; 303, insert; 304, rubber pad; 305, positioning block; 306, positioning hole; 400, fixing assembly; 401, fixing plate A; 402, fixing plate B; 403, bolt; 404, hexagonal nut A; 405, baffle; 500, arc plate; 600, mounting assembly; 601, threaded insert rod; 602, inner groove; 603, hexagonal nut B; 604, gasket; 605, positioning rod; 606, positioning groove. DETAILED DESCRIPTION

[0022] 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.

[0023] Example

[0024] See also Figures 1 to 4 , is an embodiment of the utility model, and this embodiment provides a technical solution: a vibration-reducing and noise-reducing engine thrust bearing, comprising

[0025] The semi-circular side shoe plate A100 and the side shoe plate B200 form a circular structure, thereby forming a whole thrust shoe structure, and the assembled thrust shoe structure can be installed on the engine;

[0026] The connection assembly 300 includes a buffer groove 301 provided at both ends of the side tile plate B200, a copper buffer 302 installed in the buffer groove 301, an insert 303 fixed at both ends of the side tile plate A100 and inserted into the copper buffer 302, and a rubber pad 304 fixed at both ends of the side tile plate A100 and in contact with the surfaces of both ends of the copper buffer 302. The copper buffer 302 has a certain elasticity, so after being installed in the buffer groove 301, it can provide buffer protection for the connection between the side tile plate A100 and the side tile plate B200, thereby achieving the effect of shock reduction and noise reduction.

[0027] The fixing assembly 400 includes a fixing plate A401 fixed to the outer sides of both ends of the side tile A100, a fixing plate B402 fixed to the outer sides of both ends of the side tile B200, a bolt 403 penetrating and connected between the fixing plate A401 and the fixing plate B402, and a hexagonal nut A404 threadedly connected to the end of the bolt 403. The side tile A100 and the side tile B200 can be fixedly connected by the fixing assembly 400. The operation is to align the two, let the bolt 403 penetrate the fixing plate A401 and the fixing plate B402, and tighten the hexagonal nut A404.

[0028] In this embodiment, preferably, the copper buffer 302 has a U-shaped structure when viewed from above, and the outer wall of the copper buffer 302 is matched with the inner wall of the buffer groove 301 to ensure the tight connection between the two and prevent shaking.

[0029] In this embodiment, preferably, the connecting component 300 also includes a positioning block 305 fixed at the inner end of the insert strip 303 and a positioning hole 306 opened inside the buffer groove 301. The positioning block 305 passes through the copper buffer 302 and is inserted into the interior of the positioning hole 306. By inserting the positioning block 305 into the interior of the positioning hole 306, it can play a positioning role, which is more conducive to the assembly and splicing of the side tile A100 and the side tile B200.

[0030] In this embodiment, preferably, the fixing component 400 also includes a baffle 405 fixed on one side of the fixing plate A401, and the baffle 405 protects the outer side of the end of the copper buffer 302. A sealing gasket is fixed on the inner side of the baffle 405, which can block and seal the joints on the outer sides of the side tile A100 and the side tile B200, thereby further improving the tightness of the connection between the two.

[0031] In this embodiment, preferably, the upper and lower ends of the side tile A100 and the side tile B200 are connected with the arc plate 500, and the side tile A100, the side tile B200 and the arc plate 500 are connected with the mounting assembly 600, and the side tile A100, the side tile B200 and the arc plate 500 can be fixedly installed by the mounting assembly 600. The mounting assembly 600 includes a threaded rod 601 fixed on the inner surface of the arc plate 500, an inner groove opened inside the side tile A100 and the side tile B200, and a threaded rod 602 fixed on the inner surface of the arc plate 500, and an inner groove 603 opened inside the side tile A100 and the side tile B200. 602. A hexagonal nut B603 threadedly connected to the end of the threaded rod 601. The end of the threaded rod 601 is inserted into the inner groove 602. When installing, the threaded rod 601 can be inserted into the inner groove 602 first, and then the hexagonal nut B603 can be tightened. The installation component 600 also includes a gasket 604. The gasket 604 is fixed to the inner wall of the inner groove 602. The hexagonal nut B603 is squeezed and contacted with the gasket 604, which improves the installation stability of the hexagonal nut B603 and is not easy to fall off.

[0032] In this embodiment, preferably, the installation assembly 600 also includes two positioning rods 605 fixed on the inner side of the arc plate 500, and positioning grooves 606 opened inside the side tile plate A100 and the side tile plate B200. The positioning rods 605 are inserted into the positioning grooves 606 to play a positioning and supporting role, thereby improving the installation strength of the arc plate 500.

[0033] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vibration-reducing and noise-reducing engine thrust bearing, characterized in that: include A semi-circular side tile plate A (100) and a side tile plate B (200), which together form a circular structure; The connection assembly (300) comprises a buffer groove (301) provided at both ends of the side tile plate B (200), a copper buffer (302) installed inside the buffer groove (301), an insert (303) fixed at both ends of the side tile plate A (100) and inserted into the copper buffer (302), and a rubber pad (304) fixed at both ends of the side tile plate A (100) and in contact with the surfaces of both ends of the copper buffer (302); The fixing assembly (400) comprises a fixing plate A (401) fixed to the outer sides of both ends of the side tile plate A (100), a fixing plate B (402) fixed to the outer sides of both ends of the side tile plate B (200), a bolt (403) penetrating and connected between the fixing plate A (401) and the fixing plate B (402), and a hexagonal nut A (404) threadedly connected to the end of the bolt (403).

2. The engine thrust bearing of vibration-reducing and noise-reducing type according to claim 1, characterized in that: The copper buffer (302) has a U-shaped structure when viewed from above, and the outer wall of the copper buffer (302) is adapted to the inner wall of the buffer groove (301).

3. The engine thrust bearing of vibration-reducing and noise-reducing type according to claim 1, characterized in that: The connection assembly (300) further comprises a positioning block (305) fixed to the inner end of the inserting strip (303) and a positioning hole (306) provided inside the buffer groove (301); the positioning block (305) penetrates the copper buffer (302) and is inserted into the positioning hole (306).

4. The engine thrust bearing of vibration-reducing and noise-reducing type according to claim 1, characterized in that: The fixing assembly (400) further comprises a blocking piece (405) fixed to one side of the fixing plate A (401), the blocking piece (405) blocking the outer side of the end of the copper buffer (302), and a sealing gasket is fixed to the inner side of the blocking piece (405).

5. The engine thrust bearing of vibration-reducing and noise-reducing type according to claim 1, characterized in that: The upper and lower ends of the side tile plates A (100) and the side tile plates B (200) are both connected to an arc plate (500), and a mounting assembly (600) is connected between the side tile plates A (100), the side tile plates B (200) and the arc plate (500), and the mounting assembly (600) comprises a threaded rod (601) fixed to the inner surface of the arc plate (500), an inner groove (602) provided inside the side tile plates A (100) and the side tile plates B (200), and a hexagonal nut B (603) threadedly connected to the end of the threaded rod (601), and the end of the threaded rod (601) is inserted into the inner groove (602).

6. The vibration-reducing and noise-reducing engine thrust shoe according to claim 5, characterized in that: The mounting assembly (600) further comprises a gasket (604), wherein the gasket (604) is fixed to the inner wall of the inner groove (602), and the hexagonal nut B (603) is in compression contact with the gasket (604).

7. The vibration-reducing and noise-reducing engine thrust shoe according to claim 6, characterized in that: The installation assembly (600) further comprises two positioning rods (605) fixed on the inner side of the arc plate (500), and positioning grooves (606) provided inside the side tile plate A (100) and the side tile plate B (200), wherein the positioning rods (605) are inserted into the positioning grooves (606).

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