Limiting angle driver

Abstract

The utility model discloses a limit angle driver, which belongs to the technical field of drivers and comprises a shell of the limit angle driver, a first gear shaft and a second gear shaft are rotatably arranged in the shell, and a shaft sleeve matched with the first gear shaft is fixedly arranged on the outer wall of the shell. According to the angle transmission device, the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring are additionally arranged on the basis of the angle transmission device, and the first limiting ring is connected with the first gear shaft through the spline and rotates by 320 degrees along with the first gear shaft; after the inner connecting block in the first limiting ring makes contact with the outer connecting block on the outer wall of the second limiting ring to drive the third limiting ring to rotate by 320 degrees, the third limiting ring drives the second limiting ring to rotate, and in the same way, the limiting degree is increased by 320 degrees every time one limiting ring is added, so that + / -3.5 circles of limiting is achieved, and then limiting is conducted through the fourth limiting ring. The number of limiting circles can be adjusted within the range of + / -3.5 circles by adjusting the position of the fourth limiting ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission device technical field especially relates to the limiting angle transmission device. BACKGROUND

[0002] Transmission device: is the intermediate device that the movement and power of prime mover are given to working mechanism. For the car of front -mounted rear -drive, the torque that engine sends passes through clutch, gearbox, universal joint, transmission shaft, main reducer, differential, half shaft in proper order and is given to rear wheel, so rear wheel is also called drive wheel. Drive wheel gets torque and gives the ground a rear -facing force, and therefore the ground produces a forward -facing reaction force to drive wheel, and this reaction force is the driving force of car. The front wheel of car and transmission system generally have no direct connection in power, therefore is called driven wheel. The composition and arrangement form of transmission system change with the type of engine, installation position and the different purposes of car.

[0003] In the patent "CN201920446932.7" proposes a kind of angle transmission device, including outer shell, the outer shell upper end is provided with output gear, and the output gear is connected with output gear shaft transmission, the outer shell one side is provided with first spline shaft, and the first spline shaft is connected with spline transmission, the outer shell is also provided with intermediate transmission shaft, the intermediate transmission shaft both ends are respectively connected with gear transmission, however, the angle transmission device in this patent does not have limiting device, in the use process, it can not be limited when steering system reaches limit position, steering valve keeps high pressure, cannot protect steering system, lead to its damage;

[0004] Therefore, we propose the limiting angle transmission device. Utility model content

[0005] In view of the deficiencies of prior art, the utility model provides limiting angle transmission device, overcomes the deficiencies of prior art, aims at solving the problems in background art.

[0006] To realize above-mentioned purpose, the utility model provides following technical scheme: limiting angle transmission device, including the shell of limiting angle transmission device, the inside rotation of the shell is provided with first gear shaft and second gear shaft, the outer wall of the shell is fixedly provided with the shaft sleeve used in cooperation with first gear shaft, the inside of the shaft sleeve is installed with limiting assembly, the end of the shaft sleeve is installed with end cover.

[0007] The limiting assembly comprises a first limiting ring in sliding connection with the first gear shaft and a fourth limiting ring in sliding connection with the shaft sleeve, one side of the first limiting ring is provided with a second limiting ring, one side of the second limiting ring is provided with a third limiting ring, and a plurality of groups of the second limiting ring and the third limiting ring are installed in cooperation, in actual application, the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring are added on the basis of the angle actuator, the first limiting ring is connected with the first gear shaft through the spline, rotates 320° together with the first gear shaft, the inner contact block in the first limiting ring contacts the outer contact block of the outer wall of the second limiting ring to drive the third limiting ring 7 to rotate 320°, the third limiting ring drives the second limiting ring to rotate, and the same is true for the subsequent limiting rings, the limiting is increased by 320° for each added limiting ring, and the limiting of ± 3.5 turns is achieved, and then the limiting is performed through the fourth limiting ring, when different manufacturers have different requirements, the position of the fourth limiting ring can be adjusted to adjust the number of limiting rings within ±. turns.

[0008] As a preferred technical scheme of the utility model, the first fixed ring is fixedly arranged at the middle position of the second limiting ring, the outer contact blocks are fixedly arranged at the two ends of the fixed ring, the second fixed ring is fixedly arranged at the middle position of the inner ring of the third limiting ring, the inner contact blocks are fixedly arranged at the two sides of the second fixed ring, the outer wall of the third limiting ring slides in the inner shaft sleeve, the fourth limiting ring is composed of the first mounting ring matched with the second limiting ring and the second mounting ring matched with the third limiting ring, the inner contact blocks are fixedly arranged in the inner part of the first limiting ring, the outer wall of the second mounting ring is fixedly provided with the outer contact blocks, one side of the first limiting ring is in sliding connection with the first gear shaft, the inner contact blocks are fixedly arranged in the other side of the first limiting ring, and the two sides of the outer contact blocks and the inner contact blocks are respectively inclined surfaces matched with each other, in actual application, the first limiting ring is first slid into the inner shaft sleeve along the first gear shaft, then the second limiting ring and the third limiting ring are sequentially arranged, the second limiting ring and the third limiting ring can be arranged in multiple groups, finally, the fourth limiting ring in sliding connection with the shaft sleeve is arranged, the orientation of the fourth limiting ring is changed by the second limiting ring or the third limiting ring, the fourth limiting ring is used for limiting the whole limiting assembly, and then the rotation number of the first gear shaft is locked.

[0009] As a preferred technical scheme of the utility model, the reset spring is arranged between the end cover and the fourth limiting ring, in actual application, the fourth limiting ring is moved towards the first limiting ring by the reset spring, so that the first limiting ring, the second limiting ring, the third limiting ring and the fourth limiting ring are more closely attached.

[0010] The utility model discloses the beneficial effect:

[0011] 1. On the basis of the angle driver, first limit ring, second limit ring, third limit ring and fourth limit ring are added, the first limit ring is connected with the first gear shaft through the spline, rotates 320 degrees together with the first gear shaft, the inner tangent block in the first limit ring contacts the outer tangent block of the outer wall of the second limit ring to drive the third limit ring to rotate 320 degrees, the third limit ring drives the second limit ring to rotate, and so on, each limit ring limit increases 320 degrees, so that the limit of ±3.5 turns is achieved, then the fourth limit ring is used for limiting, when different manufacturers require different, the fourth limit ring position can be adjusted, the limit turn number in the ±3.5 turn range is adjusted;

[0012] 2. The utility model discloses a first limit ring is slid into the inside of the shaft sleeve along the first gear shaft, then second limit ring and third limit ring are put in turn, wherein second limit ring and third limit ring can be put into multiple groups, finally, the fourth limit ring that is slidably connected with the shaft sleeve is put in, and the orientation of the fourth limit ring is changed by the second limit ring or the third limit ring that is the last one, so that the fourth limit ring is used for limiting the whole limit assembly, and then the rotation number of the first gear shaft is locked. ACCURATE DRAWING

[0013] Figure 1 It is the external structure schematic diagram of the utility model;

[0014] Figure 2 It is the internal structure schematic diagram of the utility model;

[0015] Figure 3 It is the fourth limit ring structure schematic diagram of the utility model;

[0016] Figure 4 It is the second limit ring structure schematic diagram of the utility model;

[0017] Figure 5 It is the first limit ring structure schematic diagram of the utility model;

[0018] Figure 6 It is the third limit ring structure schematic diagram of the utility model.

[0019] In the drawing: 1, shell;101, shaft sleeve;2, second gear shaft;3, first gear shaft;4, end cover;5, fourth limit ring;501, first mounting ring;502, second mounting ring;6, second limit ring;601, first fixed ring;7, third limit ring;701, second fixed ring;8, first limit ring;9, inner tangent block;10, outer tangent block. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0021] Please refer to Figure 1 and Figure 2 The limit angle transmission device comprises a housing 1, a first gear shaft 3 and a second gear shaft 2 are rotatably arranged in the housing 1, an axle sleeve 101 used in cooperation with the first gear shaft 3 is fixedly arranged on the outer wall of the housing 1, a limiting assembly is installed in the axle sleeve 101, and an end cover 4 is installed at the end of the axle sleeve 101.

[0022] The limiting assembly comprises a first limiting ring 8 in sliding connection with the first gear shaft 3 and a fourth limiting ring 5 in sliding connection with the axle sleeve 101, a second limiting ring 6 is installed on one side of the first limiting ring 8, a third limiting ring 7 is installed on one side of the second limiting ring 6, and a plurality of groups of the second limiting ring 6 and the third limiting ring 7 are installed in cooperation with each other.

[0023] In actual application, the first limiting ring 8, the second limiting ring 6, the third limiting ring 7 and the fourth limiting ring 5 are added on the basis of the angle transmission device, the first limiting ring 8 is connected with the first gear shaft 3 through spline, rotates 320° together with the first gear shaft 3, the inner tangent block 9 in the first limiting ring 8 contacts the outer tangent block 10 on the outer wall of the second limiting ring 6 to drive the third limiting ring 7 to rotate 320°, the third limiting ring 7 drives the second limiting ring 6 to rotate, and so on, the limiting is increased by 320° for each added limiting ring, so that the limiting of ±3.5 turns is achieved, and then the limiting is performed through the fourth limiting ring 5, when different manufacturers have different requirements, the position of the fourth limiting ring 5 can be adjusted to adjust the number of limiting turns within the range of ±3.5 turns.

[0024] Please refer to Figures 3-6In the embodiment, the middle position of the second limiting ring 6 is fixedly provided with a first fixed ring 601, the two ends of the fixed ring are fixedly provided with an external block 10 respectively, the middle position of the inner ring of the third limiting ring 7 is fixedly provided with a second fixed ring 701, the two sides of the second fixed ring 701 are fixedly provided with an internal block 9 respectively, the outer wall of the third limiting ring 7 slides with the inner part of the shaft sleeve 101, the fourth limiting ring 5 is composed of a first mounting ring 501 matched with the second limiting ring 6 and a second mounting ring 502 matched with the third limiting ring 7, the inner part of the first mounting ring 501 is fixedly provided with the internal block 9, the outer wall of the second mounting ring 502 is fixedly provided with the external block 10, one side of the first limiting ring 8 is slidably connected with the first gear shaft 3, the other side of the first limiting ring 8 is fixedly provided with the internal block 9 in the inner part, and the two sides of the external block 10 and the internal block 9 are respectively inclined surfaces matched with each other;

[0025] In actual application, the first limiting ring 8 is first slid along the first gear shaft 3 into the inner part of the shaft sleeve 101, then the second limiting ring 6 and the third limiting ring 7 are sequentially put in, wherein the second limiting ring 6 and the third limiting ring 7 can be put in multiple groups, finally the fourth limiting ring 5 slidably connected with the shaft sleeve 101 is put in, and finally the orientation of the fourth limiting ring 5 is changed by the second limiting ring 6 or the third limiting ring 7, so that the fourth limiting ring 5 limits the whole limiting assembly, and then the rotation number of the first gear shaft 3 is locked.

[0026] Please refer to Figures 3-6 In the embodiment, the reset spring is placed between the end cover 4 and the fourth limiting ring 5, in actual application, the fourth limiting ring 5 is pushed to move towards the first limiting ring 8 by the reset spring, so that the first limiting ring 8, the second limiting ring 6, the third limiting ring 7 and the fourth limiting ring 5 are more closely attached to each other.

[0027] Working principle: on the basis of the angle driver, the first limiting ring 8, the second limiting ring 6, the third limiting ring 7 and the fourth limiting ring 5 are added, the first limiting ring 8 is connected with the first gear shaft 3 through the spline, rotates 320° together with the first gear shaft 3, then the internal block 9 in the inner part of the first limiting ring 8 contacts the external block 10 on the outer wall of the second limiting ring 6 to drive the third limiting ring 7 to rotate 320°, then the third limiting ring 7 drives the second limiting ring 6 to rotate, and so on, each added limiting ring limits 320°, so as to achieve ±3.5 turns of limiting, then the fourth limiting ring 5 is used for limiting, when different manufacturers have different requirements, the position of the fourth limiting ring 5 can be adjusted to adjust the number of limiting turns within ±3.5 turns;

[0028] The utility model discloses, first, the first limit ring 8 is along the first gear shaft 3 and is slipped into the inside of the shaft sleeve 101, subsequently in proper order second limit ring 6 and third limit ring 7, wherein second limit ring 6 and third limit ring 7 can put into multiple groups, finally put into the fourth limit ring 5 of the sliding connection of the shaft sleeve 101, and the orientation of fourth limit ring 5 is changed by the second limit ring 6 or third limit ring 7 of last, thereby limiting the whole of limit group through fourth limit ring 5, and then the rotation number of first gear shaft 3 is locked.

[0029] The above only is the preferred embodiment of the utility model and does not use for limiting the utility model, although the utility model has been explained in detail with reference to the foregoing embodiment, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment or equivalent replacement to part technical feature. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be contained in the protection scope of the utility model.

Claims

1. A limit angle transmitter, characterized in that The application relates to a housing (1) of a limit angle transmission device, wherein a first gear shaft (3) and a second gear shaft (2) are arranged in the housing (1) to rotate, a shaft sleeve (101) matched with the first gear shaft (3) is fixedly arranged on the outer wall of the housing (1), a limit assembly is arranged in the shaft sleeve (101), and an end cover (4) is arranged at the end of the shaft sleeve (101). The limit assembly comprises a first limit ring (8) slidably connected with the first gear shaft (3) and a fourth limit ring (5) slidably connected with the shaft sleeve (101), a second limit ring (6) is arranged on one side of the first limit ring (8), a third limit ring (7) is arranged on one side of the second limit ring (6), and a plurality of groups of the second limit ring (6) and the third limit ring (7) are arranged in cooperation.

2. The check angle drive of claim 1, wherein A first fixed ring (601) is fixedly arranged at the middle position of the second limit ring (6), and outer connecting blocks (10) are fixedly arranged at the two ends of the fixed ring.

3. The check angle drive of claim 1, wherein, A second fixed ring (701) is fixedly arranged at the middle position of the inner ring of the third limit ring (7), inner connecting blocks (9) are fixedly arranged at the two sides of the second fixed ring (701), and the outer wall of the third limit ring (7) is slidably arranged in the shaft sleeve (101).

4. The check angle drive of claim 1 wherein, The fourth limit ring (5) is composed of a first mounting ring (501) matched with the second limit ring (6) and a second mounting ring (502) matched with the third limit ring (7), the inner portion of the first mounting ring (501) is fixedly provided with the inner connecting block (9), and the outer wall of the second mounting ring (502) is fixedly provided with the outer connecting block (10).

5. The check angle drive of claim 1 wherein, One side of the first limit ring (8) is slidably connected with the first gear shaft (3), and the other side of the first limit ring (8) is fixedly provided with the inner connecting block (9) in the inner portion.

6. The check angle drive of claim 2 wherein, The two sides of the outer connecting block (10) and the inner connecting block (9) are respectively provided with inclined surfaces matched with each other.

7. The check angle drive of claim 1 wherein, A reset spring is arranged between the end cover (4) and the fourth limit ring (5).

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