CN218325869U

CN218325869U - Transmission shaft with autonomous vibration exciter

Info

Publication number: CN218325869U
Application number: CN202222729711.5U
Authority: CN
Inventors: 赵强琳
Original assignee: Suzhou Tianbian Thermal Energy Technology Co ltd
Current assignee: Suzhou Tianbian Thermal Energy Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-01-17
Anticipated expiration: 2032-10-12

Abstract

The utility model provides a transmission shaft with an autonomous vibration exciter, which relates to the technical field of transmission shafts and comprises a transmission shaft body, wherein the vibration exciter body is installed on the outer side wall of the transmission shaft body, an adjusting mechanism is arranged inside the transmission shaft body, one side of a limiting plate is connected with one side of the transmission shaft body, a rotary sleeve is arranged on the outer side wall of the mounting seat and the limiting plate, an internal thread is arranged on the inner side wall of the rotary sleeve, an external thread is arranged on the outer side wall of the mounting seat, and a threaded connection is formed between the internal thread and the external thread; be provided with coupling mechanism through the both ends at the transmission shaft body, utilize mutually supporting of coupling mechanism's mount pad, connecting block, limiting plate, commentaries on classics cover, internal thread, external screw thread, fixed slot and fixed pin, can carry out convenient erection joint between transmission shaft body and the spindle nose seat for the transmission shaft body is comparatively convenient when connecting the installation, thereby has improved the convenience of this transmission shaft when using greatly.

Description

Transmission shaft with autonomous vibration exciter

Technical Field

The utility model relates to a transmission shaft technical field especially relates to a transmission shaft of autonomic vibration exciter in area.

Background

The transmission shaft is a rotating body with high rotating speed and less support, so the dynamic balance of the transmission shaft is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, the adjustment is carried out on a balancing machine, and the transmission shaft used on the automobile at present can generate autonomous reverse excitation on the transmission shaft through a vibration exciter when in use, so that the influence of the vibration of the transmission shaft on a chassis system is reduced;

as application No. CN103089912B discloses "a novel transmission shaft with an autonomous vibration exciter" and specifically discloses: the front transmission shaft assembly is connected with the rear transmission shaft assembly, the front transmission shaft assembly is connected to an automobile gearbox, and the rear transmission shaft assembly is connected with an automobile rear axle; a front transmission shaft vibration exciter is fixed on the outer wall of the front transmission shaft assembly, a rear transmission shaft vibration exciter is fixed on the outer wall of the rear transmission shaft assembly, and the front transmission shaft vibration exciter and the rear transmission shaft vibration exciter are fixed on a frame beam; the front transmission shaft vibration exciter and the rear transmission shaft vibration exciter are respectively connected with a vibration excitation controller device, the vibration excitation controller device is placed in the driving of an automobile, the detection frequency is high, the reaction speed is high, and the size of generated vibration excitation can be adjusted in real time according to detection feedback data; energy-conserving cars such as electric drive car have begun to popularize at present, the spontaneous electrical power supply system of the usable car of this vibration exciter working energy provides drive power, not only environmental protection but also energy-conservation, adopt the transmission shaft of taking the vibration exciter, just also need not carry out dynamic balance detection again in the transmission shaft manufacturing process, just also cancelled the weight removal simultaneously or aggravated compensation correction work, however in the above-mentioned technique, when carrying out erection joint to the transmission shaft, comparatively loaded down with trivial details, inconvenient carry out convenient erection joint to the transmission shaft, thereby the convenience of this transmission shaft when using has been reduced, therefore, the utility model provides a transmission shaft of taking autonomic vibration exciter is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a take transmission shaft of autonomic vibration exciter has solved the problem that inconveniently carries out convenient erection joint to the transmission shaft among the prior art.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a transmission shaft with an autonomous vibration exciter comprises a transmission shaft body, wherein the vibration exciter body is installed on the outer side wall of the transmission shaft body, an adjusting mechanism is arranged inside the transmission shaft body, two ends of the transmission shaft body are provided with connecting mechanisms, and one end of each connecting mechanism is provided with a shaft head seat;

the connecting mechanism comprises a mounting seat, a connecting block, a limiting plate, a rotating sleeve, an internal thread, an external thread and a limiting structure, wherein the mounting seat is mounted at one end of the spindle seat, the connecting block is arranged on the inner side of the mounting seat, the limiting plate is mounted on the outer side wall of the connecting block, one side of the limiting plate is connected with one side of the transmission shaft body, the mounting seat is provided with the rotating sleeve with the outer side wall of the limiting plate, the inner side wall of the rotating sleeve is provided with the internal thread, the outer side wall of the mounting seat is provided with the external thread, and the internal thread and the external thread are connected in a threaded mode.

The further improvement lies in that: the limiting structure comprises a fixing groove and a fixing pin, the fixing groove is formed in the mounting seat, and the fixing pin penetrates through the two ends of the rotating sleeve and extends to the inside of the fixing groove.

The further improvement lies in that: the cross section of the fixing groove is larger than that of the fixing pin, and a sliding structure is formed between the fixing groove and the fixing pin.

The further improvement lies in that: adjustment mechanism includes dead lever, spacing groove, installation cavity, bolt, reset spring and cooperation subassembly, the dead lever sets up in the inside of transmission shaft body, the inside spacing groove that is provided with of dead lever, the installation cavity is installed to the one end of transmission shaft body, the inside of installation cavity is run through there is the bolt, the one end of bolt extends to the inside of spacing groove, the lateral wall of bolt is provided with reset spring, reset spring sets up in the inside of installation cavity.

The further improvement lies in that: the limiting grooves are arranged in the fixing rod in a plurality of equal-interval distribution in the fixing rod.

The further improvement is that: the cooperation subassembly includes cavity, expanding spring, movable rod, constant head tank, gag lever post and stop collar, the cavity is installed in the inboard of transmission shaft body, expanding spring is installed to the inside one end of cavity, the movable rod is installed to expanding spring's bottom, the top and the below of dead lever all are provided with the constant head tank, the gag lever post is installed to the inside both sides of cavity, the lateral wall of gag lever post is provided with the stop collar, the one end of stop collar is connected with the one end of movable rod.

The further improvement lies in that: the cross section of the limiting rod is smaller than that of the limiting sleeve, and a sliding structure is formed between the limiting rod and the limiting sleeve.

The utility model has the advantages that: the connecting mechanisms are arranged at the two ends of the transmission shaft body, and the mounting seat, the connecting block, the limiting plate, the rotating sleeve, the internal thread, the external thread, the fixing groove and the fixing pin of the connecting mechanisms are matched with each other, so that the transmission shaft body and the shaft head seat can be conveniently mounted and connected, the transmission shaft body is convenient and fast to connect and mount, and the convenience of the transmission shaft in use is greatly improved; through the inside at the transmission shaft body be provided with adjustment mechanism, utilize adjustment mechanism's dead lever, cavity, expanding spring, movable rod, constant head tank, gag lever post, stop collar, spacing groove, installation cavity, bolt, reset spring's mutually supporting, can adjust the length of transmission shaft for this transmission shaft is more nimble when using, thereby has improved the practicality of this transmission shaft when using greatly.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the connection mechanism of the present invention;

fig. 3 is a schematic view of a partially enlarged structure at a in fig. 2 according to the present invention;

fig. 4 is a partially enlarged view of the position B in fig. 2 according to the present invention;

fig. 5 is a partial enlarged view of the point C in fig. 1 of the present invention.

Wherein: 1. a transmission shaft body; 2. a vibration exciter body; 3. a spindle head seat; 4. a mounting base; 5. connecting blocks; 6. a limiting plate; 7. rotating the sleeve; 8. an internal thread; 9. an external thread; 10. fixing grooves; 11. a fixing pin; 12. fixing the rod; 13. a cavity; 14. a tension spring; 15. a movable rod; 16. positioning a groove; 17. a limiting rod; 18. a limiting sleeve; 19. a limiting groove; 20. a mounting cavity; 21. a bolt; 22. a return spring.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments are combined to further detail the present invention, and the present embodiment is only used to explain the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to fig. 1, 2, 3, 4, 5, this embodiment provides a transmission shaft with autonomic vibration exciter, including transmission shaft body 1, vibration exciter body 2 is installed to the lateral wall of transmission shaft body 1, the inside of transmission shaft body 1 is provided with adjustment mechanism, the both ends of transmission shaft body 1 are provided with coupling mechanism, spindle headstock 3 is installed to coupling mechanism's one end.

Connection mechanism includes mount pad 4, connecting block 5, limiting plate 6, swivel sleeve 7, internal thread 8, external screw thread 9 and limit structure, mount pad 4 is installed in the one end of spindle nose seat 3, the inboard of mount pad 4 is provided with connecting block 5, limiting plate 6 is installed to the lateral wall of connecting block 5, one side of limiting plate 6 is connected with one side of transmission shaft body 1, mount pad 4 is provided with swivel sleeve 7 with the lateral wall of limiting plate 6, the inside wall of swivel sleeve 7 is provided with internal thread 8, the lateral wall of mount pad 4 is provided with external screw thread 9, constitute threaded connection between internal thread 8 and the external screw thread 9, limit structure includes fixed slot 10 and fixed pin 11, fixed slot 10 sets up in the inside of mount pad 4, fixed pin 11 passes the both ends of swivel sleeve 7 and extends to the inside of fixed slot 10, the cross section of fixed slot 10 is greater than the cross section of fixed pin 11, constitute sliding construction between fixed slot 10 and the fixed pin 11, during the use, place the one end of connecting block 5 into the inside of mount pad 4, rotate swivel sleeve 7 again, owing to constitute threaded connection between

internal thread

8 and 9, so utilize swivel sleeve 7 to the cooperation to carry out convenient connection of transmission shaft head 5 to the fixed pin to the mount pad, carry out the internal connection of transmission shaft body 1, carry out convenient connection of mounting block 7 and convenient spindle nose, carry out the fixed pin, make this internal connection of mounting block 1, carry out the convenient connection of mounting shaft, mount pad, thereby make this internal connection of mounting 1, mount pad 1.

The adjusting mechanism comprises a fixing rod 12, a limiting groove 19, an installation cavity 20, a bolt 21, a reset spring 22 and a matching assembly, the fixing rod 12 is arranged in the transmission shaft body 1, the limiting groove 19 is arranged in the fixing rod 12, the installation cavity 20 is installed at one end of the transmission shaft body 1, the bolt 21 penetrates through the installation cavity 20, one end of the bolt 21 extends into the limiting groove 19, the reset spring 22 is arranged on the outer side wall of the bolt 21 and is arranged in the installation cavity 20, the limiting groove 19 is provided with a plurality of bolts and a plurality of bolts in the fixing rod 12, the bolts are distributed in the limiting groove 19 at equal intervals in the fixing rod 12, the bolts 21 are pulled outwards in use, the limiting groove 19 and the bolts 21 are separated from each other, the transmission shaft body 1 can be moved, the fixing rod 12 is taken out of the inner wall of the transmission shaft body 1, the transmission shaft body 1 is moved to a proper position, the bolts 21 are loosened, the reset spring 22 is acted by elasticity to drive the bolts 21 to extend, the limiting groove 19 and the bolts 21 are clamped with the limiting groove 19 to complete the adjustment of the length of the transmission shaft body 1, so that the transmission shaft is used more flexibly and the transmission shaft.

Cooperation subassembly includes cavity 13, expanding spring 14, movable rod 15, constant head tank 16, gag lever post 17 and stop collar 18, cavity 13 is installed in transmission shaft body 1's inboard, expanding spring 14 is installed to the inside one end of cavity 13, movable rod 15 is installed to expanding spring 14's bottom, the top and the below of dead lever 12 all are provided with constant head tank 16, gag lever post 17 is installed to the inside both sides of cavity 13, gag lever post 17's lateral wall is provided with stop collar 18, the one end of stop collar 18 is connected with the one end of movable rod 15, and during the use, dead lever 12 extrusion movable rod 15 removes to cavity 13's inside for movable rod 15 breaks away from each other with constant head tank 16, adjusts suitable position with transmission shaft body 1, and expanding spring 14 receives the effect of elasticity this moment, under the spacing of gag lever post 17 and stop collar 18, drives movable rod 15 through expanding spring 14 and extends, makes movable rod 15 and the mutual block of constant head tank 16.

The cross section of gag lever post 17 is less than the cross section of stop collar 18, constitute sliding construction between gag lever post 17 and the stop collar 18, during the use, utilize mutually supporting between gag lever post 17 and the stop collar 18, can carry out spacing processing to movable rod 15 when removing for movable rod 15 is more stable when removing.

The working principle is as follows: the staff at first takes out transmission shaft body 1, then outwards stimulate bolt 21, make break away from each other between spacing groove 19 and the bolt 21, but this moment movable transmission shaft body 1, take dead lever 12 out from the inside wall of transmission shaft body 1, dead lever 12 extrusion movable rod 15 moves to the inside of cavity 13 this moment, make movable rod 15 and constant head tank 16 break away from each other, adjust transmission shaft body 1 to suitable position, expanding spring 14 receives the effect of elasticity this moment, under the spacing of gag lever post 17 and stop collar 18, drive movable rod 15 through expanding spring 14 and extend, make movable rod 15 and constant head tank 16 block each other, then loosen bolt 21, reset spring 22 receives the effect of elasticity and drives bolt 21 and extend, make

bolt

21 and 19 block each other, accomplish the regulation of transmission shaft body 1 length, then place the inside of mount pad 4 with the one end of connecting block 5, rotate swivel sleeve 7 again, because constitute threaded connection between internal thread 8 and the external screw thread 9, so under the cooperation of limiting plate 6, utilize swivel sleeve 7 to move connecting block 5 to the inside of mount pad 4, place body 1 and fix transmission shaft body 1 and fix the fixed pin, install the internal connection of body 7, last fixed slot 10 that the fixed pin was carried out to the fixed pin.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transmission shaft of autonomic vibration exciter in area, includes transmission shaft body (1), its characterized in that: the vibration exciter comprises a transmission shaft body (1), wherein a vibration exciter body (2) is installed on the outer side wall of the transmission shaft body (1), an adjusting mechanism is arranged inside the transmission shaft body (1), connecting mechanisms are arranged at two ends of the transmission shaft body (1), and a shaft head seat (3) is installed at one end of each connecting mechanism;

coupling mechanism includes mount pad (4), connecting block (5), limiting plate (6), changes cover (7), internal thread (8), external screw thread (9) and limit structure, mount pad (4) are installed in the one end of axle head seat (3), the inboard of mount pad (4) is provided with connecting block (5), limiting plate (6) are installed to the lateral wall of connecting block (5), one side of limiting plate (6) is connected with one side of transmission shaft body (1), mount pad (4) are provided with the lateral wall of limiting plate (6) and change cover (7), the inside wall of changeing cover (7) is provided with internal thread (8), the lateral wall of mount pad (4) is provided with external screw thread (9), constitute threaded connection between internal thread (8) and external screw thread (9).

2. The transmission shaft with the automatic vibration exciter according to claim 1, wherein: limit structure includes fixed slot (10) and fixed pin (11), fixed slot (10) set up in the inside of mount pad (4), fixed pin (11) pass the both ends of changeing cover (7) and extend to the inside of fixed slot (10).

3. The transmission shaft with the automatic vibration exciter according to claim 2, wherein: the cross section of the fixing groove (10) is larger than that of the fixing pin (11), and a sliding structure is formed between the fixing groove (10) and the fixing pin (11).

4. The transmission shaft with the automatic vibration exciter according to claim 1, wherein: adjustment mechanism includes dead lever (12), spacing groove (19), installation cavity (20), bolt (21), reset spring (22) and cooperation subassembly, dead lever (12) set up in the inside of transmission shaft body (1), dead lever (12) inside is provided with spacing groove (19), installation cavity (20) are installed to the one end of transmission shaft body (1), the inside of installation cavity (20) is run through there is bolt (21), the one end of bolt (21) extends to the inside of spacing groove (19), the lateral wall of bolt (21) is provided with reset spring (22), reset spring (22) set up in the inside of installation cavity (20).

5. The transmission shaft with the automatic vibration exciter according to claim 4, wherein: the limiting grooves (19) are arranged in the fixing rod (12) in a plurality of positions, and the limiting grooves (19) are distributed in the fixing rod (12) at equal intervals.

6. The transmission shaft with the automatic vibration exciter according to claim 4, wherein: cooperation subassembly includes cavity (13), expanding spring (14), movable rod (15), constant head tank (16), gag lever post (17) and stop collar (18), install in the inboard of transmission shaft body (1) cavity (13), expanding spring (14) are installed to the inside one end of cavity (13), movable rod (15) are installed to the bottom of expanding spring (14), the top and the below of dead lever (12) all are provided with constant head tank (16), gag lever post (17) are installed to the inside both sides of cavity (13), the lateral wall of gag lever post (17) is provided with stop collar (18), the one end of stop collar (18) is connected with the one end of movable rod (15).

7. The transmission shaft with the automatic vibration exciter according to claim 6, wherein: the cross section of the limiting rod (17) is smaller than that of the limiting sleeve (18), and a sliding structure is formed between the limiting rod (17) and the limiting sleeve (18).