CN203743362U - Electromagnetic energy feedback shock absorber of mine truck - Google Patents

Abstract

The utility model discloses an electromagnetic energy-feeding shock absorber for a mining vehicle, which is improved on the basis of the traditional double-barrel oil-gas shock absorber, and a lead screw thread is arranged on the outer side of the cylinder body of the hydraulic shock absorber. Auxiliary main transmission shaft, and the outer side of the main transmission shaft is provided with a ball screw housing matched with it. The utility model drives the main transmission shaft to rotate by the vibration of the hydraulic shock absorber, speeds up through the clutch gear transmission and splits the two-way unrelated rotation caused by the vibration into two groups of one-way rotation without interference, and finally integrates the rotation to enhance the continuous rotation The use of continuous unidirectional rotating rotor to cut magnetic induction lines to generate electricity improves the conversion efficiency of vibration energy and solves the problem of serious loss of generators.

Description

Electromagnetic Energy Feed Shock Absorber for Mine Vehicles

technical field

The utility model relates to a shock absorber, in particular to an electromagnetic energy feed shock absorber for a mine car.

Background technique

At present, the electromagnetic energy-feeding suspension is mainly used in some small and medium-sized cars, which play the role of vibration reduction and energy recovery. Compared with automobiles, due to the huge difference in load capacity, the electric energy-feed suspension cannot alone undertake the vibration reduction of heavy-duty mining vehicles, so it is less used in mining vehicles. However, the harsh working conditions and steering operations of the mining vehicle will cause frequent and severe relative motion between the sprung mass and the unsprung mass, and the mechanical energy dissipation caused by vibration is more serious. If the electromagnetic energy feeding device is used to These energies are recycled, and its energy-saving effect must be better than that of small and medium-sized cars.

In view of this, the purpose of the utility model is to apply the electric energy-feeding type suspension to the mining vehicle to play the role of energy recovery. At the same time, in order to take into account the good characteristics of both vibration reduction and energy absorption, the utility model combines the improved ball screw type electric energy feed suspension with the centering compound of the hydraulic shock absorber to realize the improvement of the main part of vibration reduction and energy absorption; design The transmission structure effectively converts the output energy into electric energy.

Contents of the invention

The purpose of the utility model is to overcome the problem of damage to parts such as generators due to non-directional rotation at present, and to provide an electromagnetic energy-feeding shock absorber for mine cars. The utility model realizes the centering combination of the electromagnetic energy feeding device and the hydraulic shock absorber, and efficiently converts the vibration into electric energy.

The utility model is improved on the basis of the traditional double-tube oil-gas shock absorber. A main transmission shaft with a lead screw thread pair is arranged outside the hydraulic shock absorber cylinder body, and a main transmission shaft is arranged outside the main transmission shaft. Matching ball screw housing. The main transmission shaft and the lower ear chamber are connected through a pair of bearing sets, and the part of the main transmission shaft located in the lower ear chamber is connected to the clutch gear set through splines, wherein, the forward clutch gear directly meshes with the output gear set, and the reverse clutch gear meshes directly with the output gear set. The clutch gear is connected with the output gear set through the reversing idler gear, and the output gear set is connected with the bevel gear shaft through the spline; Engages to the bevel gear set. The piston rod is located in the cylinder of the hydraulic shock absorber; the main transmission shaft has a circlip groove for the large shaft, a spline, a lower fixing surface, an upper fixing surface and a ball screw. In order to avoid additional torque caused by rotation, the bearing sets are In contact with the upper fixing surface and the lower fixing surface, the support frame supports the bearing set, and the support frame and the bearing set limit the relative axial movement of the main transmission shaft. The two ends of the clutch gear set are fixed by two elastic retaining rings, the outer side of the support plate is close to the inner wall of the lower ear chamber, and the lower part is against the bottom plate of the ear chamber; the clutch gear set realizes motion transmission through splines, and the clutch gear set is used by the shaft shoulder and the shaft. A circlip secures its axial movement. The bevel gear shaft is located on the right side of the clutch gear set, and the forward clutch gear meshes with the positive output gear, and the reversing idler gear is pivotally connected to the outer diameter shaft. The diameter of the positive output gear is larger than that of the reverse clutch gear, and the diameter of the positive output gear is larger than that of the reverse output gear, so that the reverse clutch gear and the reverse output gear are separated and meshed with the reversing idler respectively, and the three are arranged in a triangle in space; the reversing idler It is a gear shaft, the two ends of the gear shaft are fixed on the lower ear chamber with sliding bearings; the two ends of the bevel gear shaft are fixed in the lower ear chamber with sliding bearings, the bevel gear shaft is connected with the output gear set through a flat key, and the output gear set is used as a small shaft The elastic circlip and the positioning collar are axially fixed, and the lower part of the reverse output gear is fixed by the positioning collar, and the upper part of the positive output gear is fixed by the small shaft with the elastic circlip, and the two output gears are separated by the fixed retaining ring for the shaft, and the positive output gear Pivoted on the inner diameter shaft, the output shaft of the bevel gear set is connected to the generator rotor.

The utility model drives the main transmission shaft to rotate by the vibration of the hydraulic shock absorber, speeds up through the clutch gear transmission and splits the two-way unrelated rotation caused by the vibration into two groups of one-way rotation without interference, and finally integrates the rotation to enhance the continuous rotation The use of continuous unidirectional rotating rotors to cut magnetic induction lines to generate electricity can not only improve the conversion efficiency of vibration energy, but also solve the problem of serious generator loss.

Description of drawings

Fig. 1 is a perspective view of the utility model.

Fig. 2 is a three-dimensional exploded schematic view of the utility model.

Fig. 3 is a three-dimensional schematic view of the main drive shaft of the present invention.

Fig. 4 is a schematic diagram of the principle of the transmission mechanism of the present invention.

Fig. 5 is a three-dimensional schematic diagram of the motion integration device in the transmission mechanism of the present invention.

Fig. 6 is a three-dimensional exploded schematic view of the motion integration device in the transmission mechanism of the present invention.

Detailed ways

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the utility model is improved on the basis of the traditional double-tube oil-gas shock absorber, and the hydraulic shock absorber cylinder 12 A main transmission shaft 6 with a lead screw thread pair is provided on the outside of the main transmission shaft 6, and a ball screw housing 11 matched therewith is provided on the outside of the main transmission shaft 6.

The main transmission shaft 6 is connected to the lower ear chamber 1 through a pair of bearing sets 10, and the part of the main transmission shaft 6 located in the lower ear chamber 1 is connected to the clutch gear set 9 through a spline 61, wherein the forward clutch gear 90 is directly connected to the The output gear set 5 is meshed, the reverse clutch gear 92 is connected with the output gear set 5 through the reversing idler gear 13, the output gear set 5 is connected with the bevel gear shaft 4 through the spline; the bevel gear shaft 4 is connected with the lower ear chamber through the bearing 1 connection, the bevel gear shaft 4 is connected with a built-in clutch 43, and the built-in clutch 43 meshes with the reversing bevel gear set 3. The piston rod 8 is located in the cylinder block 12 of the hydraulic shock absorber; the main transmission shaft 6 has a circlip groove 60 for the large shaft, a spline 61, a lower fixing surface 63, an upper fixing surface 64 and a ball screw 65. Due to the additional torque generated, the bearing set 10 is in contact with the upper fixing surface 64 and the lower fixing surface 63 respectively, the support frame 2 supports the bearing set 10 , and the support frame 2 and the bearing set 10 limit the relative axial movement of the main transmission shaft 6 . The two ends of the clutch gear set 9 are fixed with two circlips 7, the outer surface of the support plate 2 is close to the inner wall of the lower ear chamber 1, and the lower part is against the bottom plate of the ear chamber 1; the clutch gear set 9 realizes motion transmission through the spline 61, and the clutch gear Group 9 fixes its axial movement with shaft shoulder 62 and shaft circlip 7 . The bevel gear shaft 4 is located on the right side of the clutch gear set 9, and the forward clutch gear 90 meshes with the positive output gear 51, and the outer diameter shaft 44 of the reversing idler gear 13 is pivotally connected. The diameter of the forward clutch gear 90 on the shaft 6 is larger than that of the reverse clutch gear 92, and the diameter of the forward output gear 50 is larger than that of the reverse output gear 52, so that the reverse clutch gear 92 and the reverse output gear 52 are separated, and are separated from the reversing idler gear 13 respectively. Mesh, the three are arranged in a triangle in space; the reversing idler gear 13 is a gear shaft, and the two ends of the gear shaft are fixed on the lower ear chamber 1 with sliding bearings; the two ends of the bevel gear shaft 4 are fixed on the lower ear chamber 1 with sliding bearings, The bevel gear shaft 4 is connected with the output gear set 5 through a flat key, and the output gear set 5 is axially fixed by a small shaft with a circlip 40 and a positioning collar 51, and the reverse output gear 52 is fixed with a positioning collar 51 below the positive output gear. The top of the gear 50 is fixed by a small shaft with a retaining ring 40, and the two output gears are separated by a shaft fixed retaining ring 51. The positive output gear 50 is pivotally connected with the inner diameter shaft 41, and the output shaft of the bevel gear set 3 is connected with the rotor of the generator 14. .

The new electromagnetic energy feeding principle of the utility model is:

When the main transmission shaft 6 is running in the mining vehicle, the vibration of the hydraulic shock absorber drives the ball screw 65 to rotate. contact, using the support frame 2 to support the bearing set 10 to limit the relative axial movement of the main drive shaft 6 .

The heart-to-heart composite mode of the present utility model is:

The hydraulic shock absorber is installed in the main transmission shaft 6, and the maximum stroke of the hydraulic shock absorber is greater than the maximum stroke of the ball screw 65 device, that is, no interference collision occurs after compounding. Since the vibration impact in the actual working conditions mainly comes from the wheels and frame parts (non-sprung mass), the main drive shaft 6 is connected to the upper vehicle body, and the pitch of the ball screw 65 is reasonably set in combination with the actual working conditions. The response time is shortened, so that the hydraulic shock absorber can bear most of the load impact, and the vibration reduction performance of the hydraulic shock absorber and the effect of the electromagnetic energy feeding device are guaranteed.

The motion transmission mode of the present utility model is:

The ball screw 65 converts the vibration of the shock absorber into the rotation of the main transmission shaft 6, and transmits the rotation to the clutch gear set 9 through the spline 61. The two ends of the clutch gear set 9 are fixed by two elastic rings 7. After the rotation is input, the forward The clutch gear 90, the reverse clutch gear 92 and the reversing idler gear 13 split the two-way rotation, and respectively form a speed-up mechanism with the positive output gear 50 and the reverse output gear 52, and transmit the one-way rotation to the bevel gear shaft 4;

The output gear set 5 is fixed by the positioning collar 42 and the small shaft by the circlip 40, and the split rotation is transmitted to the inner diameter shaft 41 through a key connection, and the one-way rotation is further integrated through the built-in clutch 43 to enhance the one-way rotation of the outer diameter shaft The stability, the reversing bevel gear set 3 is directly connected to the generator rotor, and the rotor rotates in one direction to generate electricity, so as to realize the effective conversion of vibration energy into electrical energy.

Working principle of the utility model:

During the actual driving process, the hydraulic shock absorber vibrates up and down during vibration reduction. Since the hydraulic shock absorber and the electromagnetic energy feed structure are compounded concentrically, the vibration can drive the main drive shaft 6 to rotate as a whole after passing through the ball screw 65. 6 is connected with the clutch output wheel set 9 through the spline 61, and the non-directional rotation is split by the positive and negative clutches in the clutch gear set 9, and the forward clutch gear 90 is directly meshed with the output gear set 5, so that the main A certain direction in the transmission shaft 6 is rotated and output, and the reverse clutch gear 92 is connected with the output gear set 5 after being reversed by the reversing idler gear 13, and the main drive shaft 6 is rotated in the other direction. So far, through the clutch gear set 9 and The motion transmission of the reversing idler wheel 13 splits and integrates the non-directional rotation of the main transmission shaft 6 into one-way continuous rotation and amplifies it, so as to realize the integrated output of rotation. The output gear set 5 is connected with the bevel gear shaft 4 through a spline, and the inner clutch 43 is used to enhance the stability and continuity of the rotation, and then the rotation of the gear shaft 4 is output through the reversing bevel gear set 3, directly driving the generator rotor to rotate and cut The magnetic induction line converts vibration energy into electrical energy for recycling.

Claims (1)

1. a mine car electromagnetism power feeding shock absorber, it is characterized in that: be to have the main drive shaft (6) with threads of lead screw pair in the arranged outside of dydraulic shock absorber cylinder body (12), and have ball screw shell with matching (11) in the arranged outside of main drive shaft (6), described main drive shaft (6) is connected by pair of bearings group (10) with lower ear chamber (1), the part that main drive shaft (6) is arranged in lower ear chamber (1) is connected with clutch teeth wheels (9) by spline (61), wherein, forward clutch gear (90) directly engages with output gear wheels (5), reversing clutch gear (92) is connected with output gear wheels (5) by reverse idler gear (13), and output gear wheels (5) are connected with bevel gear shaft (4) by spline, bevel gear shaft (4) is connected with lower ear chamber (1) by bearing, is connected with built-in clutch (43) on bevel gear shaft (4), and built-in clutch (43) engages with commutation bevel gear set (3), piston rod (8) is arranged in dydraulic shock absorber cylinder body (12), main drive shaft (6) has circlip slot for macro-axis (60), spline (61), lower stationary plane (63), upper stationary plane (64) and ball screw (65), bearing pack (10) contacts with lower stationary plane (63) with upper stationary plane (64) respectively, supporting frame (2) spring bearing group (10), the motion to axial of supporting frame (2) and bearing pack (10) restriction main drive shaft (6), clutch teeth wheels (9) for two ends two circlips (7) fixing, supporting frame (2) outer side surface is close to lower ear chamber (1) inwall, bottom is against on the base plate of ear chamber (1), clutch teeth wheels (9) are realized motion by spline (61) and are transmitted, and clutch teeth wheels (9) are fixed it with the shaft shoulder (62) and circlip for shaft (7) and moved axially, bevel gear shaft (4) is positioned at the right side of clutch teeth wheels (9), and forward clutch gear (90) engages with positive output gear (51), reverse idler gear (13) is with outside journal axle (44) pivot joint, arrange for convenience reverse idler gear (13) simultaneously, the diameter of the forward clutch gear (90) on main drive shaft (6) is greater than reversing clutch gear (92), the diameter of positive output gear (50) is greater than anti-output gear (52), reversing clutch gear (92) is separated with anti-output gear (52), engage with reverse idler gear (13) respectively, three is triangularly arranged in space, reverse idler gear (13) is gear shaft, and the two ends of gear shaft are fixed on lower ear chamber (1) with sliding bearing, bevel gear shaft (4) two ends are fixed on lower ear chamber (1) with sliding bearing, bevel gear shaft (4) is connected with output gear wheels (5) by flat key, output gear wheels (5) are with little circlip for shaft (40) and set collar (51) axial restraint, wherein anti-output gear (52) below is fixing with set collar (51), positive output gear (50) top is fixing with little circlip for shaft (40), between two output gears, separate with the fixing back-up ring (51) of axle, positive output gear (50) is with bore axes (41) pivot joint, the output shaft of bevel gear set (3) is connected with generator (14) rotor.