High-load automobile hub unit with self-locking structure

Abstract

The utility model discloses a high-load automobile hub unit with a self-locking structure, which relates to the technical field of automobile hub units and comprises an outer ring, an inner ring, a flange plate, a roller, a retainer, a nut, a bolt body, a gear ring, a reverse gland and a sealing element. According to the high-load automobile hub unit with the self-locking structure, after the bolt body is installed, the rotating seat is rotated, so that the rotating seat can rotate on one side of the fixing rod, meanwhile, the adjusting seat can be moved to one side of the bolt body and locked, and the situation that the bolt body is loosened after being bumped is avoided; the automobile hub unit has a good self-locking effect when used, by pulling a second limiting rod, after the second limiting rod moves, a blocking ball at the end can be separated from a circulating groove, lubricating oil in an oil groove can make contact with a bolt body, and therefore the bolt body can be lubricated, the service life of the automobile hub unit is prolonged, and the service life of the automobile hub unit is prolonged. And therefore, the bolt body can be disassembled conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile wheel hub unit, concretely to a high load automobile wheel hub unit with self locking structure. BACKGROUND

[0002] The wheel hub unit provides stable axle support for the wheel through the inner and outer bearings, so that the wheel can rotate smoothly and bear the weight of the wheel and the load from the road surface. The main function of the automobile wheel hub unit is to support the wheel, transmit power, provide suspension support, and have monitoring and control functions, sealing and protection functions, and also help to alleviate the vibration and impact caused by uneven road surface, and improve the riding comfort and vehicle stability.

[0003] But most of the automobile wheel hub unit when using, need through bolt to be fixed on other structure, and the automobile wheel hub unit when using will often appear big jolt, and the self locking effect of general bolt is poor, so that bolt is prone to looseness, and then lead to the stability of the automobile wheel hub unit after installation is poor, so that influence the operation of the vehicle. UTILITY MODEL CONTENTS

[0004] The utility model discloses a high load automobile wheel hub unit with self locking structure, to solve the problem of poor self locking effect of automobile wheel hub unit in the prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a high load automobile wheel hub unit with self locking structure, including outer ring, inner ring, flange plate, roller, retainer, nut, bolt body, gear ring, counter pressure cover and sealing element, the inside of outer ring is provided with inner ring, one side of outer ring is provided with flange plate, the roller is arranged between the inner ring and the outer ring, one side of the roller is provided with the retainer, one end of the outer ring is provided with the nut, the inside of flange plate is connected with bolt body, one side of the inner ring is provided with gear ring, one side of the inner ring and the outer ring close to the retainer is provided with counter pressure cover, one side of the counter pressure cover is provided with sealing element, the surface of bolt body is sleeved with locking cover.

[0006] Preferably, one end of the locking cover is provided with an adjusting seat, one side of the adjusting seat is provided with a rotating seat, and a adjusting rod is connected between the rotating seat and the adjusting seat.

[0007] Preferably, the inside of the adjusting rod and the rotating seat is connected with a limiting spring, and one side of the rotating seat is connected with a fixed rod welded with one end of the flange plate through a rotating shaft.

[0008] Preferably, a plug rod is connected between the rotating seat and the fixed rod in plug-in connection, and a spring triangular clamping rod is arranged in the inside of the fixed rod and connected with the plug rod in plug-in connection.

[0009] Preferably, the flange plate is provided with an oil groove near one end of the bolt body, and a sealing cover is arranged on one side of the oil groove.

[0010] Preferably, the oil groove is provided with a second limiting rod near one side of the sealing cover, and the second limiting rod is connected with the interior of the flange plate through a reset spring.

[0011] Preferably, the second limiting rod is provided with a sealing ring near one end of the reset spring.

[0012] Compared with the prior art, the high-load automobile wheel hub unit with the self-locking structure has the advantages that: after the bolt body is installed, the rotating seat is rotated, so that the rotating seat can be rotated on one side of the fixing rod, and the adjusting seat can be displaced to one side of the bolt body and locked, thereby avoiding loosening of the bolt body after being subjected to jolting, and the automobile wheel hub unit can have a good self-locking effect when in use; the second limiting rod is pulled, so that the second limiting rod can be moved to cause the blocking ball at the end to be separated from the flow-through groove, and the lubricating oil in the oil groove can contact the bolt body, thereby lubricating the bolt body, and facilitating disassembly of the bolt body.

[0013] 1. The high-load automobile wheel hub unit with the self-locking structure, when the automobile wheel hub unit is installed through the bolt, is prone to loosening after being subjected to jolting, thereby making the automobile wheel hub unit inconvenient to use; after the bolt body is installed, the rotating seat is rotated, so that the rotating seat can be rotated on one side of the fixing rod, and the adjusting seat is pulled during rotation, so that the locking cover can be displaced to one side of the bolt body; then the adjusting seat is loosened, so that the locking cover can be locked with the bolt body; then the insertion rod is pushed, so that the insertion rod can be clamped with the reserved groove in the insertion rod through the spring triangular clamping rod, thereby fixing the position of the rotating seat, and the locking cover can be used to lock the bolt body, thereby avoiding loosening of the bolt body after being subjected to jolting, and the automobile wheel hub unit can have a good self-locking effect when in use.

[0014] 2. The high-load automobile wheel hub unit with the self-locking structure, when the automobile wheel hub unit is in use, is not easy to lubricate the bolt body, thereby making the bolt body inconvenient to disassemble; the second limiting rod is pulled, so that the second limiting rod can be moved, the reset spring arranged on one side can be extruded, and the blocking ball at the end of the second limiting rod can be separated from the flow-through groove after the second limiting rod is moved, so that the lubricating oil in the oil groove can contact the bolt body, thereby lubricating the bolt body, facilitating disassembly of the bolt body, and making the automobile wheel hub unit more convenient to disassemble and replace. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a top view cut structure schematic view of the utility model;

[0016] Figure 2 is a side view structure schematic view of the utility model;

[0017] Figure 3 is a top view cut structure schematic view of the locking cover of the utility model;

[0018] Figure 4 is a top view cut structure schematic view of the flange plate of the utility model.

[0019] In the figure: 1, outer ring; 2, inner ring; 3, flange plate; 4, roller; 5, retainer; 6, nut; 7, bolt body; 8, gear ring; 9, counter-pressure cover; 10, sealing element; 11, locking cover; 12, adjusting seat; 13, rotating seat; 14, adjusting rod; 15, limiting spring; 16, fixed rod; 17, insertion rod; 18, spring triangular clamping rod; 19, oil groove; 20, sealing cover; 21, second limiting rod; 22, reset spring; 23, sealing ring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-3The utility model provides a technical scheme: a high load automobile wheel hub unit with self locking structure, including outer ring 1, inner ring 2, flange plate 3, roller 4, retainer 5, nut 6, bolt body 7, gear ring 8, counter pressure cover 9 and sealing element 10, the inside of outer ring 1 is provided with inner ring 2, one side of outer ring 1 is provided with flange plate 3, be provided with roller 4 between inner ring 2 and outer ring 1, one side of roller 4 is provided with retainer 5, one end of outer ring 1 is provided with nut 6, the inside of flange plate 3 is connected with bolt body 7, one side of inner ring 2 is provided with gear ring 8, one side of inner ring 2 and outer ring 1 is provided with counter pressure cover 9 between retainer 5, one side of counter pressure cover 9 is provided with sealing element 10, the surface of bolt body 7 is sleeved with locking cover 11, one end of locking cover 11 is provided with adjusting seat 12, one side of adjusting seat 12 is provided with rotary seat 13, adjusting rod 14 is connected between rotary seat 13 and adjusting seat 12, the inside connection of adjusting rod 14 and rotary seat 13 is limited spring 15, one side of rotary seat 13 is connected with the fixed rod 16 of flange plate 3 one end welding connection through the pivot, rotary seat 13 and fixed rod 16 are inserted and connected with the plug rod 17, the inside of fixed rod 16 is provided with spring triangular clamping rod 18 of plug rod 17 insertion connection.

[0022] In specific implementation,

[0023] Referring to Figures 1-3 It can be known that when the automobile wheel hub unit is installed by the bolt, it is easy to loosen after being jolted, and then the automobile wheel hub unit is inconvenient to use, the bolt body 7 is installed, the rotary seat 13 is rotated, the rotary seat 13 can be rotated on one side of the fixed rod 16, the adjusting seat 12 is pulled during rotation, the adjusting seat 12 can pull the connected adjusting rod 14 when moving, so that the adjusting rod 14 can extrude the connected limiting spring 15 when moving, so that the locking cover 11 can be displaced to one side of the bolt body 7, then the adjusting seat 12 is loosened, so that the adjusting seat 12 can be reset, and then the locking cover 11 can be locked with the bolt body 7, then the plug rod 17 is pushed, so that the plug rod 17 can be inserted with the fixed rod 16 when moving, and the plug rod 17 can extrude the spring triangular clamping rod 18 when moving, so that the spring triangular clamping rod 18 can be clamped with the reserved slot in the plug rod 17, so that the position of the rotary seat 13 can be fixed, and then the bolt body 7 can be locked with the locking cover 11, so that the bolt body 7 can not be loosened after being jolted, so that the automobile wheel hub unit can have better self locking effect when being used.

[0024] The oil groove 19 is provided with a sealing cover 20 on one side, and a second limiting rod 21 is arranged on the side of the oil groove 19 close to the sealing cover 20.

[0025] In specific implementation,

[0026] As can be seen from Figure 1 、 Figure 2 and Figure 4 , when the automobile wheel hub unit is in use, it is usually not easy to lubricate the bolt body 7, so that the bolt body 7 is inconvenient to disassemble. The second limiting rod 21 can be pulled to move the second limiting rod 21 and press the reset spring 22 arranged on one side. After the movement of the second limiting rod 21, the blocking ball at the end can be separated from the flow-through groove, so that the lubricating oil in the oil groove 19 can contact the bolt body 7, thereby lubricating the bolt body 7, and facilitating the disassembly of the bolt body 7, so that the automobile wheel hub unit can be conveniently disassembled and replaced.

[0027] In summary, the wheel hub unit provides stable wheel shaft support for the wheel through the inner and outer bearings, so that the wheel can rotate smoothly and bear the weight of the wheel and the load from the road. After the bolt body 7 is installed, the rotating seat 13 is rotated to rotate the rotating seat 13 on one side of the fixed rod 16, and the adjusting seat 12 is displaced to one side of the bolt body 7 and locked, so that the bolt body 7 is not loose after being jolted, so that the automobile wheel hub unit can have good self-locking effect when in use. The contents not described in detail in the description belong to the existing technology known to those skilled in the art.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A high load automobile wheel hub unit with self-locking structure, comprising an outer ring (1), an inner ring (2), a flange plate (3), a roller (4), a retainer (5), a nut (6), a bolt body (7), a gear ring (8), a counter-pressure cover (9) and a sealing element (10), characterized in that: The inner part of the outer ring (1) is provided with an inner ring (2), one side of the outer ring (1) is provided with a flange plate (3), the inner ring (2) and the outer ring (1) are provided with a roller (4), one side of the roller (4) is provided with a retainer (5), one end of the outer ring (1) is provided with a nut (6), the inner part of the flange plate (3) is connected with a bolt body (7), one side of the inner ring (2) is provided with a gear ring (8), the inner ring (2) and the outer ring (1) are provided with a counter-pressure cover (9) on the side close to the retainer (5), one side of the counter-pressure cover (9) is provided with a sealing element (10), the surface of the bolt body (7) is sleeved with a locking cover (11), one end of the locking cover (11) is provided with an adjusting seat (12), one side of the adjusting seat (12) is provided with a rotating seat (13), the rotating seat (13) and the adjusting seat (12) are connected with an adjusting rod (14).

2. A high load automotive wheel hub unit with self-locking structure according to claim 1, characterized in that: The inner part of the adjusting rod (14) and the rotating seat (13) is connected with a limiting spring (15), one side of the rotating seat (13) is connected with a fixed rod (16) welded with one end of the flange plate (3) through a rotating shaft.

3. A high load automotive wheel hub unit with self-locking structure according to claim 2, characterized in that: The rotating seat (13) and the fixed rod (16) are connected with a plug rod (17) through plug connection, the inner part of the fixed rod (16) is provided with a spring triangular clamping rod (18) connected with the plug rod (17) through plug connection.

4. The high-load automobile wheel hub unit with a self-locking structure according to claim 3, characterized in that: The inner part of the flange plate (3) is provided with an oil groove (19) close to one end of the bolt body (7), one side of the oil groove (19) is provided with a sealing cover (20).

5. A high load automotive wheel hub unit with self-locking structure according to claim 4, characterized in that: One side of the oil groove (19) close to the sealing cover (20) is provided with a second limiting rod (21), the inner part of the second limiting rod (21) and the flange plate (3) is connected with a return spring (22).

6. A high load automotive wheel hub unit with self-locking structure according to claim 5, characterized in that: One end of the second limiting rod (21) close to the return spring (22) is provided with a sealing ring (23).

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