CN215567785U

CN215567785U - Gear structure for automobile

Info

Publication number: CN215567785U
Application number: CN202122189027.8U
Authority: CN
Inventors: 李朝辉
Original assignee: Hebei Anmai Technology Co ltd
Current assignee: Hebei Anmai Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-01-18
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of automobile gear structures, in particular to an automobile gear structure which comprises a support shaft, wherein a gear is clamped in the middle of the outer wall of the support shaft, one side of the gear is connected with a support ring in a sliding mode, the outer wall of the support ring is connected with three support rods in a rotating mode, one side of the middle of the outer wall of the support shaft is connected with an adjusting nut in a threaded mode, and one side, close to the support ring, of the adjusting nut is connected with a propelling ring in a sliding mode. The utility model has the advantages that: three spacing groove has been seted up through the edge of impelling the ring terminal surface, three bracing piece all rotates with the spacing groove respectively through the pin to be connected, adjusting nut and second step face threaded connection, and then rotating adjusting nut, and then impel the ring top to push away three bracing piece, and the one end that three bracing piece is close to the gear all is provided with the fillet, and then evenly promotes the gear and slides along the outer wall of first step face, pushes away the gear to assigned position, overall structure is simple, convenient to use person uses the operation.

Description

Gear structure for automobile

Technical Field

The utility model relates to the technical field of automobile gear structures, in particular to an automobile gear structure.

Background

The gear is a mechanical element with a rim provided with gears which are continuously engaged to transmit motion and power, a plurality of gears are engaged with each other to form a gear mechanism for transmitting power, the gear mechanism is one of the most widely applied transmission mechanisms in modern machinery, can be used for transmitting motion and power between any two shafts in space, and has the characteristics of large transmission power range, high efficiency, accurate transmission ratio, long service life, safe and reliable work and the like, the conventional gear structure for the automobile is generally assembled manually, and the gear assembly problem is solved while the following defects exist:

in the current gear structure assembling process, can have certain installation error, when adjusting, generally carry out hammering vibration slip through the manual work, make the gear adjust in place, the bulk operation is comparatively complicated, and the hammering easily causes the damage to the gear surface, easily causes the influence to the life of gear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a gear structure for an automobile.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a gear structure for car, includes the back shaft, the middle part joint of back shaft outer wall has the gear, one side sliding connection of gear has the support ring, the outer wall of support ring rotates and is connected with three bracing piece, one side threaded connection at back shaft outer wall middle part has adjusting nut, one side sliding connection that adjusting nut is close to the support ring has the propulsion ring, the one end that adjusting nut was kept away from to the propulsion ring is provided with the conical surface, the conical surface is laminated mutually with the one end that the gear was kept away from to three bracing piece respectively.

Optionally, the appearance of back shaft is the step shaft, the middle part of back shaft outer wall is provided with first step face, one side at back shaft outer wall middle part is provided with the second step face, gear and first step face looks joint, the one end threaded connection of gear is kept away from with the second step face to adjusting nut, impel ring and support ring all with second step face sliding connection, adjusting nut and second step face threaded connection to be convenient for promote to impel the ring and be close to the support ring mutually, thereby realize carrying out the jacking to the one end of three bracing piece.

Optionally, three spacing groove has been seted up to the edge of propulsion ring terminal surface, and is three four through-holes have all been seted up at the middle part of bracing piece outer wall, and is three the inside sliding connection of through-hole has the pin, and is three the bracing piece all rotates with the spacing groove respectively through the pin to be connected, and convenient to use person extracts the pin, and then can be convenient for make different through-holes and spacing groove rotate to be connected to can make three bracing piece obtain different top thrust moment.

Optionally, the maximum outer diameter of the propelling ring is larger than the outer diameter of the support ring, and a gap is reserved between the propelling ring and the adjacent end face of the support ring, so that a certain distance is reserved between the propelling ring and the support ring, and one end of each support rod, which is far away from the gear, falls towards the direction of the support shaft.

Optionally, the outer diameter of the first step surface is greater than the outer diameter of the second step surface, the length of the first step surface is smaller than the length of the second step surface, the second step surface mainly provides support for the thrust ring and the support ring, and the step between the second step surface and the first step surface can limit the support ring conveniently.

Optionally, it is three the width at bracing piece middle part is the same with the width of spacing groove respectively, and is three the both ends of bracing piece all are provided with the fillet, can be convenient for make the bracing piece can with the terminal surface of conical surface and gear between carry out certain slip, convenient to use person finely tunes the mounted position of gear.

The utility model has the following advantages:

1. this gear structure for car, edge through impel the ring terminal surface has seted up three spacing groove, three bracing piece all rotates with the spacing groove respectively through the pin to be connected, adjusting nut and second step face threaded connection, and then rotating adjusting nut, and then impel the ring top to push away three bracing piece, and the one end that three bracing piece is close to the gear all is provided with the fillet, and then evenly promote the gear and slide along the outer wall of first step face, push away the gear to assigned position, overall structure is simple, convenient to use person uses the operation.

2. This gear structure for car, through adjusting nut and second step face threaded connection, impel ring and support ring all with second step face sliding connection, and then unscrew adjusting nut, thereby can be convenient for impel ring and support ring to take out, convenient to use person installs and removes the operation, four through-holes have all been seted up at the middle part through three bracing piece outer wall, and three bracing piece all rotates through pin and spacing groove to be connected, and then cooperate through the through-hole with different positions with the spacing groove, thereby can make the one end that three bracing piece is close to the gear obtain different pushing torque, thereby convenient to use person adjusts the use.

Drawings

FIG. 1 is a schematic view of an assembly structure of the present invention;

FIG. 2 is a schematic illustration of a partial explosion configuration of the present invention;

fig. 3 is a schematic view of the structure of the support shaft of the present invention.

In the figure: 1-supporting shaft, 101-first step surface, 102-second step surface, 2-gear, 3-supporting rod, 4-through hole, 5-adjusting nut, 6-pushing ring, 7-supporting ring, 8-pin, 9-conical surface and 10-limiting groove.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 3, a gear structure for an automobile, which comprises a supporting shaft 1, a gear 2 is clamped in the middle of the outer wall of the supporting shaft 1, a supporting ring 7 is slidably connected to one side of the gear 2, three supporting rods 3 are rotatably connected to the outer wall of the supporting ring 7, an adjusting nut 5 is screwed to one side of the middle of the outer wall of the supporting shaft 1, a propelling ring 6 is slidably connected to one side of the adjusting nut 5 close to the supporting ring 7, a conical surface 9 is arranged at one end of the propelling ring 6 far away from the adjusting nut 5, and the conical surface 9 is respectively attached to one end of the three supporting rods 3 far away from the gear 2.

As an optional technical scheme of the utility model: the appearance of back shaft 1 is the step shaft, the middle part of back shaft 1 outer wall is provided with first step face 101, one side at back shaft 1 outer wall middle part is provided with second step face 102, gear 2 and first step face 101 joint mutually, the threaded connection of one end that adjusting nut 5 kept away from gear 2 with second step face 102, impel ring 6 and support ring 7 all with second step face 102 sliding connection, first step face 101 mainly cooperatees with gear 2, and second step face 102 makes impel ring 6 and support ring 7 support and guide, through adjusting nut 5 and second step face 102 threaded connection, thereby be convenient for promote impel ring 6 and be close to mutually to support ring 7, thereby realize jacking to the one end of three bracing piece 3, thereby be convenient for make the other end of bracing piece 3 push up gear 2, realize adjusting the mounted position of gear 2.

As an optional technical scheme of the utility model: three spacing groove 10 has been seted up to the edge of propulsion ring 6 terminal surfaces, four through-holes 4 have all been seted up at the middle part of 3 outer walls of three bracing piece, the inside sliding connection of three through-hole 4 has pin 8, three bracing piece 3 all rotates with spacing groove 10 respectively through pin 8 and is connected, pin 8 through with through-hole 4 sliding connection, and then can convenient to use person extract the pin, and then can be convenient for make different through-holes 4 rotate with spacing groove 10 and be connected, thereby can make three bracing piece 3 obtain different top thrust moment, be convenient for carry out the moment according to the compactness of gear 2 and first step face 101 assembly and adjust.

As an optional technical scheme of the utility model: the biggest external diameter of propulsion ring 6 is greater than the external diameter of support ring 7, leave the clearance between the adjacent terminal surface of propulsion ring 6 and support ring 7, can make and leave certain interval between propulsion ring 6 and the support ring 7, the one end that gear 2 was kept away from to three bracing piece 3 of being convenient for falls to the direction of back shaft 1, thereby be convenient for make the other end of three bracing piece 3 stick up, push away the effect through propulsion ring 6, thereby be convenient for adjust the mounted position of gear 2, realize the position fine motion.

As an optional technical scheme of the utility model: the outer diameter of the first step surface 101 is larger than that of the second step surface 102, the length of the first step surface 101 is smaller than that of the second step surface 102, the second step surface 102 mainly provides support for the propelling ring 6 and the support ring 7, so that the propelling ring 6 can slide along the outer wall of the second step surface 102 to push one ends of the three support rods 3, and the step between the second step surface 102 and the first step surface 101 can limit the support ring 7 conveniently, so that one ends of the three support rods 3 close to the gear 2 push the gear 2.

As an optional technical scheme of the utility model: the width at the middle part of three bracing piece 3 is the same with the width of spacing groove 10 respectively, and the both ends of three bracing piece 3 all are provided with the fillet, can be convenient for make bracing piece 3 can with carry out certain slip between the terminal surface of conical surface 9 and gear 2 to according to lever principle, promote gear 2 and carry out the slip of certain distance along the outer wall of first step face 101, thereby convenient to use person finely tunes the mounted position of gear 2.

The utility model discloses a need following step during the use:

1) when the support ring is used, the three support rods 3 are rotatably connected with the limiting groove 10 through pins, and then the support ring 6 is slid into the outer wall of the second step surface 102 and is close to the first step surface 101;

2) Sliding the pushing ring 6 onto the second step surface 102, contacting with one end of the three support rods 3, and tilting the end of the three support rods 3 far away from the pushing ring 6 to the direction far away from the support shaft 1;

3) the supporting shaft 1 is fixed on a bench vice or other jigs, so that the adjusting nut 5 is in threaded connection with the second step surface 102 and is gradually screwed, and then the pushing and pushing ring 6 can be pushed to jack up the three supporting rods 3, so that the three supporting rods 3 are driven to push the gear 2 to slide at a certain distance, and the installation position of the gear 2 is adjusted.

In summary, when the user uses the device, the three limiting grooves 10 are formed at the edge of the end surface of the pushing ring 6, the three support rods 3 are respectively rotatably connected with the limiting grooves 10 through the pins 8, the adjusting nut 5 is in threaded connection with the second step surface 102, the adjusting nut 5 is further screwed, the pushing ring 6 is further pushed to push the three support rods 3, one ends of the three support rods 3, which are close to the gear 2, are provided with round corners, the gear 2 is further uniformly pushed to slide along the outer wall of the first step surface 101, the gear 2 is pushed to a specified position, the overall structure is simple, the user can conveniently operate and use the device, the pushing ring 6 and the support ring 7 are both in sliding connection with the second step surface 102 through the threaded connection of the adjusting nut 5 and the second step surface 102, the adjusting nut 5 is further screwed, the pushing ring 6 and the support ring 7 can be conveniently taken out, and the user can conveniently carry out assembly and disassembly operations, four through-holes 4 have all been seted up through the middle part of 3 outer walls of three bracing piece, and three bracing piece 3 all rotates with spacing groove 10 through pin 8 and is connected, and then cooperatees through-hole 4 with the spacing groove 10 with different positions to can make three bracing piece 3 be close to the one end of gear 2 and obtain different catch torque, thereby convenient to use person adjusts the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gear structure for an automobile, characterized in that: including back shaft (1), the middle part joint of back shaft (1) outer wall has gear (2), one side sliding connection of gear (2) has support ring (7), the outer wall of support ring (7) rotates and is connected with three bracing piece (3), one side threaded connection at back shaft (1) outer wall middle part has adjusting nut (5), one side sliding connection that adjusting nut (5) are close to support ring (7) has propulsion ring (6), the one end that adjusting nut (5) were kept away from in propulsion ring (6) is provided with conical surface (9), conical surface (9) laminate mutually with the one end that gear (2) were kept away from in three bracing piece (3) respectively.

2. The gear structure for an automobile according to claim 1, wherein: the appearance of back shaft (1) is the step shaft, the middle part of back shaft (1) outer wall is provided with first step face (101), one side at back shaft (1) outer wall middle part is provided with second step face (102), gear (2) and first step face (101) looks joint, the one end threaded connection of gear (2) is kept away from with second step face (102) in adjusting nut (5), impel ring (6) and support ring (7) all with second step face (102) sliding connection.

3. The gear structure for an automobile according to claim 1, wherein: three spacing groove (10) have been seted up to the edge of propulsion ring (6) terminal surface, it is three four through-holes (4), three have all been seted up at the middle part of bracing piece (3) outer wall the inside sliding connection of through-hole (4) has pin (8), and is three bracing piece (3) all rotate with spacing groove (10) respectively through pin (8) and are connected.

4. The gear structure for an automobile according to claim 1, wherein: the maximum outer diameter of the propelling ring (6) is larger than the outer diameter of the supporting ring (7), and a gap is reserved between the propelling ring (6) and the adjacent end face of the supporting ring (7).

5. The gear structure for an automobile according to claim 2, wherein: the outer diameter of the first step surface (101) is larger than that of the second step surface (102), and the length of the first step surface (101) is smaller than that of the second step surface (102).

6. A gear structure for an automobile according to claim 3, wherein: the width of the middle of the three support rods (3) is the same as that of the limit groove (10), and fillets are arranged at two ends of each support rod (3).