CN217539379U - Antifriction type transmission shaft assembly - Google Patents

Abstract

The utility model discloses a transmission shaft assembly of antifriction type, including the transmission shaft assembly body, the transmission shaft assembly body includes the channel rzeppa universal joint, installs at the dustproof soft cover in the left transmission shaft of channel rzeppa universal joint and fixed mounting in the transmission shaft outside, the equal fixedly connected with rectangle cutting ferrule in top and the bottom of channel rzeppa universal joint, dustproof soft cover movable sleeve establish on the channel rzeppa universal joint, the outside fixedly connected with fast-assembling mechanism of dustproof soft cover, fast-assembling mechanism includes that the bonding cover is established at the pipe in the dustproof soft cover outside, has all seted up the rectangular channel on the top inner wall and the bottom inner wall of pipe. The utility model discloses be convenient for through the mode that simple pulling was pressed down fast to the dismouting of the macrostoma end of dustproof soft cover, realize the effect of fast solid quick detach, need not to use specialized tool in addition, it is simple and convenient to handle, improves dismouting efficiency, makes things convenient for follow-up personnel to the maintenance work of junction, makes things convenient for personnel to use.

Description

Transmission shaft assembly of antifriction type

Technical Field

The utility model relates to a transmission shaft assembly technical field especially relates to a transmission shaft assembly of antifriction type.

Background

In the prior art, the transmission shaft is mostly composed of a universal joint, a transmission shaft and a dust cover arranged at the joint of the transmission shaft and the universal joint, the universal joint is divided into a channel ball cage type universal joint and a cross shaft universal joint, and the cross shaft universal joint has the advantage of simple structure; the channel rzeppa universal joint has good wear resistance, and the antifriction effect is more outstanding, and is used in automobile transmission system more, and the dust cover is used for sheltering from dustproof to the junction, avoids causing the phenomenon of abnormal wear because of dust impurity blocks up in the junction, can provide favourable service conditions, plays the effect of abrasionproof antifriction.

Present transmission shaft assembly who utilizes channel rzeppa universal joint, the macrostoma end that its dust cover is located on the channel rzeppa universal joint mostly is fixed through clamp cooperation bolt, need open the macrostoma end of dust cover when maintaining and supply lubricating oil to the junction or overhaul, traditional mode through clamp cooperation bolt fastening, it is lower to open the efficiency to the dismouting of the macrostoma end of dust cover, and need utilize the specialized tool operation, complex operation is not convenient, in view of this, we have proposed a kind of antifriction type's transmission shaft assembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wear-reducing transmission shaft assembly.

In order to realize the purpose, the utility model adopts the following technical scheme:

a kind of antifriction type drive shaft assembly, including the assembly body of the drive shaft, the assembly body of the said drive shaft includes the channel rzeppa universal joint, install the drive shaft on the left of rzeppa universal joint of the channel and dustproof soft cover fixedly mounted on drive shaft outside, both top and bottom of the rzeppa universal joint of the said channel are fixedly connected with the rectangular cutting ferrule, the movable cover of the dustproof soft cover is set up on the rzeppa universal joint of the channel, the dustproof soft cover set up is used for sheltering from the dust outside the junction of drive shaft and rzeppa universal joint of the channel, prevent the dust impurity from entering the position of junction, thus avoid causing the phenomenon of the abnormal wear because of the dust impurity blocks up in the junction, guarantee the favorable condition, get up the effects of abrasionproof antifriction, the outside of the dustproof soft cover is fixedly connected with the fast-assembling mechanism, the fast-assembling mechanism set up and is used for fast-assembling the fast disassembly to the right side of the dustproof soft cover;

the quick-assembling mechanism includes that the bonding cover establishes the pipe in the dustproof soft cover outside, the rectangular channel has all been seted up on the top inner wall of pipe and the bottom inner wall, slidable mounting has the elasticity that clamps the subassembly with the inboard rectangle clamping sleeve that corresponds mutually, elasticity clamps the subassembly and is used for clamping the lock solid to the pipe, the recess that front side and rear side set up for the opening all is seted up to the top and the bottom of pipe, all rotate on the one side inner wall that two recesses are close to each other and install the rotor plate, the right side fixedly connected with pull ring of rotor plate, the elasticity clamps the subassembly and keeps away from between the one end of the rectangle clamping sleeve that corresponds and the rotor plate fixedly connected with soft wire rope, fixedly connected with elasticity card keeps off the anti-misrotation subassembly between the right side of pull ring and the right side inner wall of the recess that corresponds, the anti-rotation subassembly is prevented to the elasticity card fender is used for keeping off the restriction to pull ring elasticity card.

Preferably, the elastic clamping assembly comprises rectangular clamping blocks which are sleeved in corresponding rectangular grooves in a sliding manner, one sides, close to each other, of the two rectangular clamping blocks are movably clamped into the corresponding rectangular clamping sleeves respectively and are set to be of arc-shaped structures, one sides, far away from each other, of the two rectangular clamping blocks are fixedly connected with springs between the inner walls, far away from the openings, of the corresponding rectangular clamping sleeves and the inner walls, far away from the openings, of the corresponding rectangular clamping sleeves, of the rectangular clamping blocks, and one sides, far away from the corresponding rectangular clamping sleeves, of the rectangular clamping blocks are fixedly connected with one ends, close to the rectangular clamping sleeves, of the soft steel wire ropes.

Preferably, elasticity card keeps off prevents mistake commentaries on classics subassembly includes the spherical piece of fixed connection on the pull ring right side that corresponds, fixedly connected with arc shell fragment on the right side inner wall of recess, the right side of spherical piece and the inboard movable contact in the left side of arc shell fragment, spherical piece is located one side that the protruding department of arc shell fragment that corresponds is close to the rectangle cutting ferrule, fixedly connected with arc support shell fragment between the inboard of arc shell fragment and the right side inner wall of the recess that corresponds, the arc support shell fragment that sets up can keep off the restriction to spherical piece elasticity card with the cooperation of arc shell fragment, with this to pull ring elasticity card fender restriction, reduce the pull ring and bump the wobbling risk of taking place voluntarily rotating because of the mistake.

Preferably, a through hole is formed in the inner wall of one side, away from the opening, of the rectangular groove, a fixed pulley is rotatably mounted on the inner wall of the rear side of the through hole, and the flexible steel wire rope is located in the corresponding through hole and is in sliding contact with the right side of the fixed pulley.

Preferably, the clamp is sleeved on the left side of the outer side of the dustproof soft sleeve, and the dustproof soft sleeve is fixedly installed on the outer side of the transmission shaft through the clamp.

Preferably, the diameter of the left side of the dustproof soft sleeve is smaller than that of the right side of the dustproof soft sleeve.

Preferably, two grooves are respectively fixedly connected with two supporting blocks on the inner wall of one side close to each other, a supporting shaft is fixedly connected between the two supporting blocks opposite to each other in the front-back direction, a circular through hole in movable contact with the outer side of the corresponding supporting shaft is formed in the front side of the rotating plate, and the left side of the rotating plate is set to be of an arc-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the connecting part of the transmission shaft and the channel ball cage type universal joint can be shielded and prevented from dust through the arranged dust-proof soft sleeve, and dust impurities are prevented from entering the position of the connecting part, so that the phenomenon of abnormal abrasion caused by the blockage of the dust impurities at the connecting part is avoided, favorable conditions are ensured, and the effects of preventing abrasion and reducing wear are achieved;

the clamping can be quickly released by simply pulling the pull ring through the matching of the arranged pull ring, the rotating plate and the soft steel wire rope with the elastic clamping assembly, so that personnel can quickly detach the large opening end of the dustproof soft sleeve, and the large opening end of the dustproof soft sleeve can be quickly installed and fixed, the convenience and the efficiency of detaching the large opening end are improved, and the personnel can conveniently maintain the connection part or supplement maintenance work such as lubricating oil and the like;

the elastic blocking anti-misoperation component can limit the elastic blocking of the pull ring after fixation, prevent the phenomenon that the pull ring automatically rotates or swings due to factors such as mistaken collision and the like, and further improve the stability of the blocking during fixation.

The utility model discloses be convenient for to press through simple pulling the mode quick to the dismouting of the macrostoma end of dustproof soft cover, realize the effect of fast solid quick detach, need not to use specialized tool in addition, it is simple and convenient to handle, improves dismouting efficiency, makes things convenient for follow-up personnel to the maintenance work of junction, makes things convenient for personnel to use.

Drawings

Fig. 1 is a schematic structural view of a friction-reducing transmission shaft assembly provided by the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of part A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure: 100. a channel rzeppa universal joint; 101. a drive shaft; 102. a dustproof soft sleeve; 1. a rectangular card sleeve; 2. a circular tube; 3. a rectangular groove; 4. a rectangular fixture block; 5. a spring; 6. a groove; 7. a rotating plate; 8. a flexible wire rope; 9. a pull ring; 10. a spherical block; 11. an arc-shaped elastic sheet; 12. the arc-shaped supporting elastic sheet; 13. and supporting the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an anti-friction type transmission shaft assembly comprises a transmission shaft assembly body, wherein the transmission shaft assembly body comprises a channel ball-cage type universal joint 100, a transmission shaft 101 installed on the left side of the channel ball-cage type universal joint 100 and a dustproof soft sleeve 102 fixedly installed on the outer side of the transmission shaft 101, a hoop is sleeved on the left side of the outer side of the dustproof soft sleeve 102, the dustproof soft sleeve 102 is fixedly installed on the outer side of the transmission shaft 101 through the hoop, rectangular clamping sleeves 1 are fixedly connected to the top and the bottom of the channel ball-cage type universal joint 100, the dustproof soft sleeve 102 is movably sleeved on the channel ball-cage type universal joint 100, the diameter of the left side of the dustproof soft sleeve 102 is smaller than that of the right side, the dustproof soft sleeve 102 is used for shielding and preventing dust on the outer side of the connection position of the transmission shaft 101 and the channel ball-cage type universal joint 100, dust and impurities are prevented from entering the position of the quick-assembly connection position, so that abnormal wear caused by the blockage of the dust and impurities is avoided, favorable conditions are ensured, and anti-friction effects are achieved, a mechanism is fixedly connected to the outer side of the dustproof soft sleeve 102;

the quick-assembly mechanism comprises a round tube 2 which is sleeved outside a dustproof soft sleeve 102 in an adhering way, rectangular grooves 3 are respectively formed in the top inner wall and the bottom inner wall of the round tube 2, elastic clamping components clamped with the inner sides of corresponding rectangular clamping sleeves 1 are arranged in the rectangular grooves 3 in a sliding way, the elastic clamping components are used for clamping and locking the round tube 2, grooves 6 with openings at the front side and the rear side are respectively formed in the top and the bottom of the round tube 2, a rotating plate 7 is rotatably arranged on the inner wall of one side, close to each other, of the two grooves 6, two supporting blocks are fixedly connected on the inner wall of one side, close to each other, of the two supporting blocks, a supporting shaft 13 is fixedly connected between the two supporting blocks, a round through hole which is movably contacted with the outer side of the corresponding supporting shaft 13 is formed in the front side of the rotating plate 7, the effect of rotatably supporting the rotating plate 7 is achieved, and the left side of the rotating plate 7 is of an arc-shaped structure, a pull ring 9 is fixedly connected on the right side of the rotating plate 7, a soft steel wire rope 8 is fixedly connected between one end of the elastic clamping assembly, which is far away from the corresponding rectangular clamping sleeve 1, and the rotating plate 7, a through hole is formed in the inner wall of one side of the rectangular groove 3, which is far away from the opening of the rectangular groove, a fixed pulley is rotatably installed on the inner wall of the rear side of the through hole, the soft steel wire rope 8 is positioned in the corresponding through hole and is in sliding contact with the right side of the fixed pulley, the effect of preventing and supporting the soft steel wire rope 8 is achieved, and the effect of allowing the soft steel wire rope 8 to pass is achieved, wherein the elastic clamping assembly comprises rectangular clamping blocks 4 which are slidably sleeved in the corresponding rectangular grooves 3, one sides, which are close to each other, of the two rectangular clamping blocks 4 are movably clamped in the corresponding rectangular clamping sleeves 1 respectively and are arranged into an arc-shaped structure, and a spring 5 is fixedly connected between one side, which is far away from each other, of the two rectangular clamping blocks 4, and the inner wall of one side, which is far away from the corresponding rectangular groove 3, which is far away from the opening, one side of the rectangular fixture block 4, which is far away from the corresponding rectangular clamping sleeve 1, is fixedly connected with one end of the flexible steel wire rope 8, which is close to the rectangular clamping sleeve 1, the arranged spring 5 is matched with the rectangular fixture block 4, and the rectangular fixture block 4 can be stably clamped with the corresponding rectangular clamping sleeve 1 by utilizing the elastic support of the spring 5 on the rectangular fixture block 4, so that the circular tube 2 can be clamped and locked, and the effect of fixing the right side of the dustproof flexible sleeve 102 is further achieved;

the utility model discloses a quick-detach effect to dustproof soft cover 102 is convenient for through the mode of simple pulling press, the effect of quick-fix specialized tool need not to be used in addition to convenient operation, the efficiency of easy and simple to handle is improved, make things convenient for the maintenance staff of follow-up quick detach department to convenient maintenance staff, the convenience of use of convenient maintenance staff to the connection, the elasticity card keeps off prevents mistake commentaries on classics subassembly and is used for keeping off the restriction to pull ring 9 elasticity card, wherein the elasticity card keeps off prevents that mistake commentaries on classics subassembly includes that fixed connection is at the spherical piece 10 on the right side inner wall on the pull ring 9 right side that corresponds, fixedly connected with arc shell fragment 11 on the right side inner wall of recess 6, the right side of spherical piece 10 and the inboard movable contact in the left side of arc shell fragment 11 that corresponds, spherical piece 10 is located one side that the arch department of corresponding arc shell fragment 11 is close to rectangle cutting ferrule 1, fixedly connected with arc support shell fragment 12 between the inboard of arc shell fragment 11 and the right side inner wall that corresponds, the cooperation of arc shell fragment 11 can keep off the restriction to spherical piece 10 elasticity card with arc shell fragment 11, thereby keep off to pull ring 9 elasticity card, reduce pull ring 9 and keep off the restriction because of mistake, reduce pull ring and bump the risk of taking place automatic rotation swing because of mistake, the quick-detach to quick-detach special tool through the mode of simple pulling press, the quick-detach.

The working principle is as follows: when the device is used, when the maintenance of the connection part of the channel rzeppa universal joint 100 and the transmission shaft 101 is needed, two pull rings 9 are directly pulled towards the mutually-far direction, the pull rings 9 drive corresponding spherical blocks 10 to extrude arc-shaped elastic sheets 11, under the extrusion force, the arc-shaped elastic sheets 11 deform rightwards to avoid and compress corresponding arc-shaped supporting elastic sheets 12, the spherical blocks 10 are gradually separated from the corresponding arc-shaped elastic sheets 11 towards the direction far away from the channel rzeppa universal joint 100, the pull rings 9 drive corresponding rotating plates 7 to rotate towards the direction far away from the channel rzeppa universal joint 100, the rotating plates 7 drive corresponding soft steel wire ropes 8 to slide on the right side of a fixed pulley, the soft steel wire ropes 8 drive corresponding rectangular clamping blocks 4 to be separated from the rectangular clamping sleeves 1 and compress springs 5 to release clamping, at the moment, the round pipe 2 can move leftwards, the round pipe 2 drives the right side of the dustproof soft sleeve 102 to be separated from the channel rzeppa universal joint 100 to release shielding, and at the moment, the maintenance of the connection part can be maintained or supplemented with lubricating oil and the like;

when the pipe is closed, the pipe 2 is moved back to the right to drive the right side of the dustproof soft sleeve 102 to be sleeved outside the channel ball cage type universal joint 100, at the moment, the middle of the pipe is rotated by two pull rings 9, the pull rings 9 relax the pulling force on the corresponding soft steel wire ropes 8, at the moment, the elasticity of the spring 5 in a compressed state drives the corresponding rectangular clamping blocks 4 to rebound and be clamped into the rectangular clamping sleeves 1 in the direction close to the channel ball cage type universal joint 100, the clamping and locking of the pipe 2 are realized, further, the large-opening end on the right side of the dustproof soft sleeve 102 is fixed, at the moment, the pull rings 9 are pressed in the direction close to the channel ball cage type universal joint 100, the pull rings 9 drive the corresponding spherical blocks 10 to extrude the corresponding arc-shaped elastic sheets 11 to deform the arc-shaped elastic sheets 11 until the spherical blocks 10 are staggered at the most convex parts of the corresponding arc-shaped elastic sheets 11, at the moment, the arc-shaped elastic sheets 11 are rebounded and reset through the corresponding spherical blocks 10 on the pull rings 9, the phenomenon that the automatic maintenance or swinging of the pull rings 9 due to mistaken collision is prevented, the arc-shaped elastic sheets 11 is further, the stability when the clamping and the quick-release of the dustproof soft sleeve 102 can be quickly pushed in a simple and convenient operation and convenient connection of a worker.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. An anti-friction transmission shaft assembly comprises a transmission shaft assembly body, wherein the transmission shaft assembly body comprises a channel ball cage type universal joint (100), a transmission shaft (101) arranged on the left side of the channel ball cage type universal joint (100) and a dustproof soft sleeve (102) fixedly arranged on the outer side of the transmission shaft (101), and is characterized in that the top and the bottom of the channel ball cage type universal joint (100) are fixedly connected with rectangular clamping sleeves (1), the dustproof soft sleeve (102) is movably sleeved on the channel ball cage type universal joint (100), and the outer side of the dustproof soft sleeve (102) is fixedly connected with a quick assembly mechanism;

fast-assembling mechanism establishes pipe (2) in the dustproof soft cover (102) outside including the bonding cover, rectangular channel (3) have all been seted up on the top inner wall of pipe (2) and the bottom inner wall, slidable mounting has the elasticity that clamps mutually with the rectangle cutting ferrule (1) inboard that corresponds and clamps the subassembly in rectangular channel (3), recess (6) that front side and rear side set up for the opening are all seted up to the top and the bottom of pipe (2), all rotate on the one side inner wall that two recesses (6) are close to each other and install rotor plate (7), the right side fixedly connected with pull ring (9) of rotor plate (7), elasticity clamps the subassembly and keeps away from fixedly connected with soft wire rope (8) between one end and the rotor plate (7) of the rectangle cutting ferrule (1) that corresponds, fixedly connected with elasticity card keeps off the mistake of preventing between the right side of pull ring (9) and the right side inner wall of the recess (6) that corresponds is prevented the commentaries on classics subassembly.

2. The anti-friction transmission shaft assembly according to claim 1, wherein the elastic clamping component comprises rectangular clamping blocks (4) which are slidably sleeved in corresponding rectangular grooves (3), one sides of the two rectangular clamping blocks (4) close to each other are movably clamped into the corresponding rectangular clamping sleeves (1) respectively and are set to be of arc-shaped structures, springs (5) are fixedly connected between one sides of the two rectangular clamping blocks (4) far away from each other and the inner walls of the corresponding rectangular grooves (3) far away from the openings of the rectangular clamping blocks, and one sides of the rectangular clamping blocks (4) far away from the corresponding rectangular clamping sleeves (1) are fixedly connected with one ends of the soft steel wire ropes (8) close to the rectangular clamping sleeves (1).

3. An anti-wear transmission shaft assembly according to claim 1, wherein the elastic catch anti-misoperation assembly comprises a spherical block (10) fixedly connected to the right side of the corresponding pull ring (9), an arc-shaped elastic sheet (11) is fixedly connected to the inner wall of the right side of the groove (6), the right side of the spherical block (10) is in movable contact with the inner side of the left side of the arc-shaped elastic sheet (11), the spherical block (10) is located at one side of the corresponding arc-shaped elastic sheet (11) where the bulge is close to the rectangular cutting sleeve (1), and an arc-shaped supporting elastic sheet (12) is fixedly connected between the inner side of the arc-shaped elastic sheet (11) and the inner wall of the right side of the corresponding groove (6).

4. An anti-friction transmission shaft assembly according to claim 1, wherein a through hole is formed in the inner wall of the rectangular groove (3) away from the opening, a fixed pulley is rotatably mounted on the inner wall of the rear side of the through hole, and the soft steel wire rope (8) is located in the corresponding through hole and is in sliding contact with the right side of the fixed pulley.

5. A wear-reducing drive shaft assembly according to claim 1, wherein a clamp is sleeved on the outer left side of the dust-proof soft sleeve (102), and the dust-proof soft sleeve (102) is fixedly arranged on the outer side of the drive shaft (101) through the clamp.

6. A wear reducing driveshaft assembly as claimed in claim 1, wherein the boot sleeve (102) has a smaller diameter on the left side than on the right side.

7. A wear-reducing transmission shaft assembly according to claim 1, wherein two supporting blocks are fixedly connected to the inner wall of the side where the two grooves (6) are close to each other, the supporting shaft (13) is fixedly connected between the two supporting blocks which are opposite to each other in the front-rear direction, a circular through hole which is movably contacted with the outer side of the corresponding supporting shaft (13) is formed in the front side of the rotating plate (7), and the left side of the rotating plate (7) is provided with an arc-shaped structure.

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