Adjustable engine shock absorber

Abstract

The utility model discloses an adjustable engine shock absorber, which relates to the technical field of engine shock absorption and comprises a mounting plate, a shock absorption unit, an auxiliary shock absorption unit and an adjusting unit. A damping unit and an auxiliary damping unit are mounted at the upper end of the mounting plate; the damping unit comprises a first barrel cavity, a first connecting column, a first spring, a first connecting block, a first piston, a partition plate, a first sealing piece and a connecting plate, the first barrel cavity is fixedly connected to the middle of the upper end of the mounting plate, the first sealing piece is fixedly connected to the upper end of the inner side of the first barrel cavity, and the first piston is slidably connected to the inner side of the first sealing piece; the lower end of the first piston is fixedly connected with a partition plate, the upper end of the first piston is fixedly connected with a first connecting column, and the outer side of the first connecting column is in sliding connection with the upper end of the first barrel cavity. And the service life of the shock absorber is prolonged through cooperation of the spring and the hydraulic device.

Description

Technical Field

[0001] The utility model relates to the technical field of engine shock absorption, in particular to an adjustable engine shock absorber. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy. Since the output of mechanical energy is usually accompanied by strong vibrations in the body, the engine usually needs to be used with a shock absorber.

[0003] Among them, the prior art with the authorization announcement number CN219492936 U proposes an adjustable engine shock absorber, including a top plate, a bottom plate, a spring and multiple groups of piston assemblies; wherein the top plate and the bottom plate are distributed up and down, the spring and the multiple groups of piston assemblies are arranged between the top plate and the bottom plate, and the multiple groups of piston assemblies are distributed around the spring at intervals. The piston assembly includes a cylinder, a rod and a limit plate; wherein the lower end of the cylinder is connected to the bottom plate, and the cylinder has a longitudinally penetrating cylinder;

[0004] The existing shock absorber structure and performance parameters in the prior art are fixed, and the adaptability range of the engine in different use environments is relatively narrow. It cannot meet the different needs of engine operation and has poor versatility. If the spring of the shock absorber is replaced to adapt to different use environments, the entire engine needs to be dismantled, which is difficult and has poor feasibility. At the same time, the life of the spring as a shock absorbing device is short. For this reason, we propose an adjustable engine shock absorber. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide an adjustable engine shock absorber that can be adjusted for use in different environments without replacing the spring. The service life of the shock absorber is increased by cooperating with the spring and the hydraulic device, which can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable engine shock absorber, comprising a mounting plate, a shock absorbing unit, an auxiliary shock absorbing unit and an adjusting unit;

[0007] Mounting plate: the upper end is equipped with a shock absorbing unit and an auxiliary shock absorbing unit;

[0008] The shock absorbing unit comprises a cylinder cavity 1, a connecting column 1, a spring 1, a connecting block 1, a piston 1, a partition plate, a sealing sheet 1 and a connecting plate, wherein the middle part of the upper end of the mounting plate is fixedly connected with the cylinder cavity 1, the inner upper end of the cylinder cavity 1 is fixedly connected with a sealing sheet 1, the inner side of the sealing sheet 1 is slidably connected with a piston 1, the lower end of the piston 1 is fixedly connected with a partition plate, the upper end of the piston 1 is fixedly connected with a connecting column 1, the connecting column 1 and the outer side are slidably connected with the upper end of the cylinder cavity 1, the upper end of the connecting column 1 is fixedly connected with a connecting block 1, the upper end of the connecting block 1 is fixedly connected to the middle part of the lower end of the connecting plate, and a spring 1 is sleeved on the connecting column 1 between the connecting block 1 and the cylinder cavity 1;

[0009] Adjustment unit: Installed on the auxiliary shock absorbing unit and the mounting plate.

[0010] The vibration is transmitted to the connecting block 1 through the connecting plate, and the engine is damped through the spring 1. When the connecting plate moves downward, the spring 1 is compressed. At the same time, the connecting column 1 drives the piston 1 to move, and the hydraulic oil in the cylinder chamber 1 is compressed through the sealing plate 1. At the same time, the hydraulic oil flows out through the gap between the sealing plate 1 and the cylinder chamber 1, and the engine is damped through the spring 1 and the piston device.

[0011] Furthermore, it also includes a fixing column and a fixing plate, wherein the lower end of the mounting plate is fixedly connected with four fixing columns, and the lower ends of the four fixing columns are fixedly connected with the fixing plate. The fixing column fixes the fixing plate to fix or limit some parts.

[0012] Furthermore, the auxiliary shock absorbing unit comprises a cylinder cavity 2, a connecting pipe, a connecting column 2, a piston 2, a sealing plate 2 and a baffle. The upper end of the mounting plate is fixedly connected with four cylinder cavities 2, the upper inner part of the cylinder cavity 2 is slidably connected with a piston 2, the lower end of the piston 2 is fixedly connected with a sealing plate 2, the upper end of the piston 2 is fixedly connected with a connecting column 2, the outer side of the connecting column 2 is slidably connected with the upper end of the cylinder cavity 2, the upper end of the connecting column 2 is fixedly connected with a baffle, the upper end of the cylinder cavity 1 is connected with one end of the connecting pipe, and the other end of the connecting pipe is connected with the middle of the cylinder cavity 2. The hydraulic oil flows into the cylinder cavity 2 through the connecting pipe, the piston 2 is lifted by the hydraulic oil, and the baffle is driven to move by the connecting column 2, so that the auxiliary shock absorbing device on the outside can provide a greater shock absorbing effect.

[0013] Furthermore, the auxiliary shock absorbing unit also includes a telescopic rod, a spring 2 and a connecting block 2. The upper end of the baffle is fixedly connected to the telescopic rod, the upper end of the telescopic rod is fixedly connected to the connecting block 2, the upper end of the connecting block 2 is fixedly connected to a connecting plate, and the spring 2 is sleeved on the telescopic rod between the baffle and the connecting block 2, so that the engine is damped by the spring 2 and the telescopic rod.

[0014] Furthermore, the adjustment unit comprises an adjustment rod, a piston three, a sealing sheet three and a threaded barrel, the inner lower end of the barrel cavity two is slidably connected with a piston three, the upper end of the piston three is fixedly connected with a sealing sheet three, the lower end of the piston three is fixedly connected with an adjustment rod, the adjustment rod is slidably connected to the barrel cavity two, the outer lower end of the adjustment rod is provided with a thread, the threaded barrel is rotatably connected between the mounting plate and the fixed plate, and the threaded barrel is threadedly connected to the lower end of the adjustment rod. The adjustment rod is moved under the action of the thread by rotating the threaded barrel, and the space inside the barrel cavity two is reduced or expanded by the piston three and the sealing sheet three, thereby achieving the purpose of adjusting the shock absorbing device.

[0015] Furthermore, the adjustment unit further comprises a gear 1, a rotating column and a gear 2, the outer side of the threaded barrel is fixedly connected with a gear 1, the inner middle part of the fixed plate is rotatably connected with a rotating column, the upper end of the rotating column is fixedly connected with a gear 2, and the gear 2 is meshed with four gears 1. The rotating column is rotated to drive the gear 2 to rotate, the gear 1 is driven to rotate by the gear 2, and the threaded barrel is driven to rotate by the gear 1, so as to achieve the purpose of adjusting the shock absorbing device.

[0016] Compared with the prior art, the beneficial effects of the utility model are: the adjustable engine shock absorber has the following advantages:

[0017] 1. The adjustable engine shock absorber can be adjusted to different environments without replacing the spring. The gears are driven to rotate by rotating the rotating column, and the size of the internal space of the hydraulic device is changed through the meshing between the gears, thereby achieving the purpose of adjusting the shock absorber.

[0018] 2. The adjustable engine shock absorber increases the service life of the shock absorber by cooperating with the spring and the hydraulic device. The service life of the engine shock absorber is extended by combining the spring and hydraulic shock absorbing methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 For this utility model Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0021] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0022] In the figure: 1 mounting plate, 2 fixing column, 3 damping unit, 31 cylinder cavity 1, 32 connecting column 1, 33 spring 1, 34 connecting block 1, 35 piston 1, 36 partition plate, 37 sealing sheet 1, 38 connecting plate, 4 auxiliary damping unit, 41 cylinder cavity 2, 42 connecting pipe, 43 connecting column 2, 44 piston 2, 45 sealing sheet 2, 46 baffle, 47 telescopic rod, 48 spring 2, 49 connecting block 2, 5 adjusting unit, 51 adjusting rod, 52 piston 3, 53 sealing sheet 3, 54 threaded cylinder, 55 gear 1, 56 rotating column, 57 gear 2, 6 fixing plate. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-3 , this embodiment provides a technical solution for an adjustable engine shock absorber: an adjustable engine shock absorber, comprising a mounting plate 1, a shock absorbing unit 3, an auxiliary shock absorbing unit 4 and an adjusting unit 5;

[0025] Mounting plate 1: The upper end is equipped with a shock absorbing unit 3 and an auxiliary shock absorbing unit 4; the auxiliary shock absorbing unit 4 comprises a cylinder cavity 2 41, a connecting pipe 42, a connecting column 2 43, a piston 2 44, a sealing plate 2 45 and a baffle 46; the upper end of the mounting plate 1 is fixedly connected with four cylinder cavities 2 41; the upper inner side of the cylinder cavity 2 41 is slidably connected with a piston 2 44; the lower end of the piston 2 44 is fixedly connected with a sealing plate 2 45; the upper end of the piston 2 44 is fixedly connected with a connecting column 2 43; the outer side of the connecting column 2 43 is slidably connected to the upper end of the cylinder cavity 2 41; the upper end of the connecting column 2 43 is fixedly connected with a baffle 46; the upper end of the cylinder cavity 1 31 is connected with one end of the connecting pipe 42; and the other end of the connecting pipe 42 is connected with the middle part of the cylinder cavity 2 41. The hydraulic oil flows into the second cylinder chamber 41 through the connecting pipe 42, lifts the second piston 44 through the hydraulic oil, and drives the baffle 46 to move through the second connecting column 43, so that the auxiliary shock absorbing device on the outside can provide a greater shock absorbing effect.

[0026] The auxiliary shock absorbing unit 4 further comprises a telescopic rod 47, a second spring 48 and a second connecting block 49. The upper end of the baffle 46 is fixedly connected to the telescopic rod 47, the upper end of the telescopic rod 47 is fixedly connected to the second connecting block 49, the upper end of the second connecting block 49 is fixedly connected to the connecting plate 38, and the second spring 48 is sleeved on the telescopic rod 47 between the baffle 46 and the second connecting block 49. The second spring 48 and the telescopic rod 47 are used to reduce the vibration of the engine.

[0027] The shock absorbing unit 3 comprises a cylinder cavity 31, a connecting column 32, a spring 33, a connecting block 34, a piston 35, a partition plate 36, a sealing sheet 37 and a connecting plate 38. The middle part of the upper end of the mounting plate 1 is fixedly connected with the cylinder cavity 31, the inner upper end of the cylinder cavity 31 is fixedly connected with a sealing sheet 37, the inner side of the sealing sheet 37 is slidably connected with the piston 35, the lower end of the piston 35 is fixedly connected with the partition plate 36, the upper end of the piston 35 is fixedly connected with the connecting column 32, the connecting column 32 is slidably connected with the upper end of the cylinder cavity 31 on the outer side, the upper end of the connecting column 32 is fixedly connected with the connecting block 34, and the connecting The upper end of the connecting block 34 is fixedly connected to the middle part of the lower end of the connecting plate 38, and a spring 33 is sleeved on the connecting column 32 between the connecting block 34 and the cylinder cavity 31; the vibration is transmitted to the connecting block 34 through the connecting plate 38, and the engine is damped by the spring 33. When the connecting plate 38 moves downward, the spring 33 is compressed, and the connecting column 32 drives the piston 35 to move, and the hydraulic oil in the cylinder cavity 31 is compressed through the sealing plate 37. At the same time, the hydraulic oil flows out through the gap between the sealing plate 37 and the cylinder cavity 31, and the engine is damped by the spring 33 and the piston device.

[0028] It also includes a fixing column 2 and a fixing plate 6. The lower end of the mounting plate 1 is fixedly connected with four fixing columns 2, and the lower ends of the four fixing columns 2 are fixedly connected with a fixing plate 6. The fixing column 2 fixes the fixing plate 6 to fix or limit some parts.

[0029] Adjustment unit 5: Installed on auxiliary shock absorbing unit 4 and mounting plate 1, adjustment unit 5 comprises adjustment rod 51, piston 3 52, sealing sheet 3 53 and threaded barrel 54, piston 3 52 is slidably connected to the lower end of the inner side of barrel chamber 2 41, sealing sheet 3 53 is fixedly connected to the upper end of piston 3 52, adjustment rod 51 is fixedly connected to the lower end of piston 3 52, adjustment rod 51 is slidably connected to barrel chamber 2 41, thread is provided on the lower end of the outer side of adjustment rod 51, threaded barrel 54 is rotatably connected between mounting plate 1 and fixed plate 6, threaded barrel 54 is threadedly connected to the lower end of adjustment rod 51. By rotating threaded barrel 54, adjustment rod 51 is moved under the action of thread, and the space inside barrel chamber 2 41 is reduced or expanded by piston 3 52 and sealing sheet 3 53, so as to achieve the purpose of adjusting the shock absorbing device.

[0030] The adjustment unit 5 further includes a gear 1 55, a rotating column 56 and a gear 2 57. The outer side of the threaded barrel 54 is fixedly connected with the gear 1 55. The middle part of the inner side of the fixed plate 6 is rotatably connected with the rotating column 56. The upper end of the rotating column 56 is fixedly connected with the gear 2 57. The gear 2 57 meshes with the four gears 1 55. The rotating column 56 is rotated to drive the gear 2 57 to rotate, and the gear 1 55 is driven to rotate by the gear 2 57, and the threaded barrel 54 is driven to rotate by the gear 1 55, so as to achieve the purpose of adjusting the shock absorbing device.

[0031] The working principle of the adjustable engine shock absorber provided by the utility model is as follows: the vibration is transmitted to the connecting block 134 through the connecting plate 38, and the engine is damped by the spring 133. When the connecting plate 38 moves downward, the spring 133 is compressed, and the connecting column 132 drives the piston 135 to move, and the hydraulic oil in the cylinder cavity 131 is compressed through the sealing plate 137. At the same time, the hydraulic oil flows out through the gap between the sealing plate 137 and the cylinder cavity 131, and the engine is damped by the spring 133 and the piston device. The fixing plate 6 is fixed by the fixing column 2, so as to fix or limit some parts. The hydraulic oil flows into the cylinder cavity 241 through the connecting pipe 42, and the piston 244 is lifted by the hydraulic oil. The baffle 46 is driven to move by the connecting column 243, so that the shock absorption effect can be provided to a greater extent through the auxiliary shock absorption device on the outside. The engine is damped by the spring 248 and the telescopic rod 47. By rotating the threaded barrel 54, the adjusting rod 51 moves under the action of the thread, and the piston 3 52 and the sealing sheet 3 53 reduce or expand the space inside the barrel cavity 2 41, thereby achieving the purpose of adjusting the shock absorbing device. By rotating the rotating column 56, the gear 2 57 is driven to rotate, and the gear 1 55 is driven to rotate by the gear 2 57, and the threaded barrel 54 is driven to rotate by the gear 1 55, thereby achieving the purpose of adjusting the shock absorbing device.

[0032] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An adjustable engine shock absorber, characterized in that: It comprises a mounting plate (1), a shock absorbing unit (3), an auxiliary shock absorbing unit (4) and an adjustment unit (5); Mounting plate (1): a shock absorbing unit (3) and an auxiliary shock absorbing unit (4) are mounted on the upper end; The shock absorbing unit (3) comprises a cylinder cavity (31), a connecting column (32), a spring (33), a connecting block (34), a piston (35), a partition plate (36), a sealing plate (37) and a connecting plate (38). The middle part of the upper end of the mounting plate (1) is fixedly connected to the cylinder cavity (31), the inner upper end of the cylinder cavity (31) is fixedly connected to the sealing plate (37), the inner side of the sealing plate (37) is slidably connected to the piston (35), and the lower end of the piston (35) is fixedly connected to the inner upper end of the cylinder cavity (31). The end is fixedly connected with a partition plate (36), the upper end of the piston (35) is fixedly connected with a connecting column (32), the connecting column (32) is slidably connected with the outer side and the upper end of the cylinder cavity (31), the upper end of the connecting column (32) is fixedly connected with a connecting block (34), the upper end of the connecting block (34) is fixedly connected to the middle part of the lower end of the connecting plate (38), and a spring (33) is sleeved on the connecting column (32) between the connecting block (34) and the cylinder cavity (31); Adjustment unit (5): mounted on the auxiliary shock absorbing unit (4) and the mounting plate (1).

2. The adjustable engine shock absorber according to claim 1, characterized in that: It also comprises a fixing column (2) and a fixing plate (6); the lower end of the mounting plate (1) is fixedly connected to four fixing columns (2); the lower ends of the four fixing columns (2) are fixedly connected to the fixing plate (6).

3. The adjustable engine shock absorber according to claim 2, characterized in that: The auxiliary shock absorbing unit (4) comprises a second cylinder cavity (41), a connecting pipe (42), a second connecting column (43), a second piston (44), a second sealing sheet (45) and a baffle (46); the upper end of the mounting plate (1) is fixedly connected to the four second cylinder cavities (41); the upper inner part of the second cylinder cavity (41) is slidably connected to the second piston (44); the lower end of the second piston (44) is fixedly connected to the second sealing sheet (45); the upper end of the second piston (44) is fixedly connected to the second connecting column (43); the outer side of the second connecting column (43) is slidably connected to the upper end of the second cylinder cavity (41); the upper end of the second connecting column (43) is fixedly connected to the baffle (46); the upper end of the first cylinder cavity (31) is connected to one end of the connecting pipe (42); and the other end of the connecting pipe (42) is connected to the middle part of the second cylinder cavity (41).

4. The adjustable engine shock absorber according to claim 3, characterized in that: The auxiliary shock absorbing unit (4) further comprises a telescopic rod (47), a second spring (48) and a second connecting block (49); the upper end of the baffle (46) is fixedly connected to the telescopic rod (47); the upper end of the telescopic rod (47) is fixedly connected to the second connecting block (49); the upper end of the second connecting block (49) is fixedly connected to the connecting plate (38); and the second spring (48) is sleeved on the telescopic rod (47) between the baffle (46) and the second connecting block (49).

5. The adjustable engine shock absorber according to claim 3, characterized in that: The adjusting unit (5) comprises an adjusting rod (51), a piston three (52), a sealing plate three (53) and a threaded barrel (54); the inner lower end of the barrel chamber two (41) is slidably connected to the piston three (52); the upper end of the piston three (52) is fixedly connected to the sealing plate three (53); the lower end of the piston three (52) is fixedly connected to the adjusting rod (51); the adjusting rod (51) is slidably connected to the barrel chamber two (41); the outer lower end of the adjusting rod (51) is provided with a thread; the threaded barrel (54) is rotatably connected between the mounting plate (1) and the fixing plate (6); the threaded barrel (54) is threadedly connected to the lower end of the adjusting rod (51).

6. The adjustable engine shock absorber according to claim 5, characterized in that: The adjustment unit (5) further comprises a gear 1 (55), a rotating column (56) and a gear 2 (57); the outer side of the threaded cylinder (54) is fixedly connected to the gear 1 (55); the middle part of the inner side of the fixed plate (6) is rotatably connected to the rotating column (56); the upper end of the rotating column (56) is fixedly connected to the gear 2 (57); the gear 2 (57) is meshed with the four gear 1s (55).

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